* and static variables
*/
struct VMS_Symbol {
- struct VMS_Symbol *Next;
- struct symbol *Symbol;
- int Size;
- int Psect_Index;
- int Psect_Offset;
- };
+ struct VMS_Symbol *Next;
+ struct symbol *Symbol;
+ int Size;
+ int Psect_Index;
+ int Psect_Offset;
+};
extern struct VMS_Symbol *VMS_Symbols;
enum advanced_type {BASIC,POINTER,ARRAY,ENUM,STRUCT,UNION,FUNCTION,VOID,UNKNOWN};
* I am happy that it works.
*/
struct VMS_DBG_Symbol{
- struct VMS_DBG_Symbol * next;
- enum advanced_type advanced; /* description of what this is */
- int dbx_type; /* this record is for this type */
- int type2; /* For advanced types this is the type referred to.
- i.e. the type a pointer points to, or the type
- of object that makes up an array */
- int VMS_type; /* Use this type when generating a variable def */
- int index_min; /* used for arrays - this will be present for all */
- int index_max; /* entries, but will be meaningless for non-arrays */
- int data_size; /* size in bytes of the data type. For an array, this
+ struct VMS_DBG_Symbol * next;
+ enum advanced_type advanced; /* description of what this is */
+ int dbx_type; /* this record is for this type */
+ int type2; /* For advanced types this is the type referred to.
+ i.e. the type a pointer points to, or the type
+ of object that makes up an array */
+ int VMS_type; /* Use this type when generating a variable def */
+ int index_min; /* used for arrays - this will be present for all */
+ int index_max; /* entries, but will be meaningless for non-arrays */
+ int data_size; /* size in bytes of the data type. For an array, this
is the size of one element in the array */
- int struc_numb; /* Number of the structure/union/enum - used for ref */
+ int struc_numb; /* Number of the structure/union/enum - used for ref */
};
struct VMS_DBG_Symbol *VMS_Symbol_type_list={(struct VMS_DBG_Symbol*) NULL};
-
-/* we need this structure to keep track of forward references to
- * struct/union/enum that have not been defined yet. When they are ultimately
- * defined, then we can go back and generate the TIR commands to make a back
- * reference.
- */
-
-struct forward_ref{
+
+ /* we need this structure to keep track of forward references to
+ * struct/union/enum that have not been defined yet. When they are ultimately
+ * defined, then we can go back and generate the TIR commands to make a back
+ * reference.
+ */
+
+ struct forward_ref{
struct forward_ref * next;
int dbx_type;
int struc_numb;
char resolved;
- };
-
-struct forward_ref * f_ref_root={(struct forward_ref*) NULL};
-
-static char * symbol_name;
-static structure_count=0;
-
-/* this routine converts a number string into an integer, and stops when it
- * sees an invalid character the return value is the address of the character
- * just past the last character read. No error is generated.
- */
-static char * cvt_integer(char* str,int * rtn){
+ };
+
+ struct forward_ref * f_ref_root={(struct forward_ref*) NULL};
+
+ static char * symbol_name;
+ static structure_count=0;
+
+ /* this routine converts a number string into an integer, and stops when it
+ * sees an invalid character the return value is the address of the character
+ * just past the last character read. No error is generated.
+ */
+ static char * cvt_integer(char* str,int * rtn){
int ival, neg;
- neg = *str == '-' ? ++str, -1 : 1;
- ival=0; /* first get the number of the type for dbx */
- while((*str <= '9') && (*str >= '0'))
- ival = 10*ival + *str++ -'0';
+ neg = *str == '-' ? ++str, -1 : 1;
+ ival=0; /* first get the number of the type for dbx */
+ while((*str <= '9') && (*str >= '0'))
+ ival = 10*ival + *str++ -'0';
*rtn = neg*ival;
return str;
-}
-
-/* this routine fixes the names that are generated by C++, ".this" is a good
- * example. The period does not work for the debugger, since it looks like
- * the syntax for a structure element, and thus it gets mightily confused
- */
-static fix_name(char* pnt){
+ }
+
+ /* this routine fixes the names that are generated by C++, ".this" is a good
+ * example. The period does not work for the debugger, since it looks like
+ * the syntax for a structure element, and thus it gets mightily confused
+ */
+ static fix_name(char* pnt){
for( ;*pnt != 0; pnt++){
- if(*pnt == '.') *pnt = '$';
+ if(*pnt == '.') *pnt = '$';
};
-}
-
-/* this routine is used to compare the names of certain types to various
- * fixed types that are known by the debugger.
- */
+ }
+
+ /* this routine is used to compare the names of certain types to various
+ * fixed types that are known by the debugger.
+ */
#define type_check(x) !strcmp( symbol_name , x )
-
-/* When defining a structure, this routine is called to find the name of
- * the actual structure. It is assumed that str points to the equal sign
- * in the definition, and it moves backward until it finds the start of the
- * name. If it finds a 0, then it knows that this structure def is in the
- * outermost level, and thus symbol_name points to the symbol name.
- */
-static char* get_struct_name(char* str){
+
+ /* When defining a structure, this routine is called to find the name of
+ * the actual structure. It is assumed that str points to the equal sign
+ * in the definition, and it moves backward until it finds the start of the
+ * name. If it finds a 0, then it knows that this structure def is in the
+ * outermost level, and thus symbol_name points to the symbol name.
+ */
+ static char* get_struct_name(char* str){
char* pnt;
pnt=str;
while((*pnt != ':') && (*pnt != '\0')) pnt--;
while((*pnt < '0') || (*pnt > '9')) pnt++;
while((*pnt >= '0') && (*pnt <= '9')) pnt++;
return pnt;
-}
-/* search symbol list for type number dbx_type. Return a pointer to struct */
-static struct VMS_DBG_Symbol* find_symbol(int dbx_type){
+ }
+ /* search symbol list for type number dbx_type. Return a pointer to struct */
+ static struct VMS_DBG_Symbol* find_symbol(int dbx_type){
struct VMS_DBG_Symbol* spnt;
spnt=VMS_Symbol_type_list;
while (spnt!=(struct VMS_DBG_Symbol*) NULL){
- if(spnt->dbx_type==dbx_type) break;
- spnt=spnt->next;};
+ if(spnt->dbx_type==dbx_type) break;
+ spnt=spnt->next;};
if(spnt==(struct VMS_DBG_Symbol*) NULL) return 0;/*Dunno what this is*/
return spnt;
-}
-
-
-/* Many good programmers cringe when they see a fixed size array - since I am
- * using this to generate the various descriptors for the data types present,
- * you might argue that the descriptor could overflow the array for a
- * complicated variable, and then I am in deep doo-doo. My answer to this is
- * that the debugger records that we write have all sorts of length bytes
- * stored in them all over the place, and if we exceed 127 bytes (since the top
- * bit indicates data, rather than a command), we are dead anyhow. So I figure
- * why not do this the easy way. Besides, to get 128 bytes, you need something
- * like an array with 10 indicies, or something like
- * char **************************************** var;
- * Lets get real. If some idiot writes programs like that he/she gets what
- * they deserve. (It is possible to overflow the record with a somewhat
- * simpler example, like: int (*(*(*(*(*(* sarr6)[1])[1])[2])[3])[4])[5];
- * but still...). And if someone in the peanut gallery wants to know "What
- * does VAX-C do with something like this?", I will tell you. It crashes.
- * At least this code has the good sense to convert it to *void.
- * In practice, I do not think that this presents too much of a problem, since
- * struct/union/enum all use defined types, which sort of terminate the
- * definition. It occurs to me that we could possibly do the same thing with
- * arrays and pointers, but I don't know quite how it would be coded.
- *
- * And now back to the regularly scheduled program...
- */
+ }
+
+
+ /* Many good programmers cringe when they see a fixed size array - since I am
+ * using this to generate the various descriptors for the data types present,
+ * you might argue that the descriptor could overflow the array for a
+ * complicated variable, and then I am in deep doo-doo. My answer to this is
+ * that the debugger records that we write have all sorts of length bytes
+ * stored in them all over the place, and if we exceed 127 bytes (since the top
+ * bit indicates data, rather than a command), we are dead anyhow. So I figure
+ * why not do this the easy way. Besides, to get 128 bytes, you need something
+ * like an array with 10 indicies, or something like
+ * char **************************************** var;
+ * Lets get real. If some idiot writes programs like that he/she gets what
+ * they deserve. (It is possible to overflow the record with a somewhat
+ * simpler example, like: int (*(*(*(*(*(* sarr6)[1])[1])[2])[3])[4])[5];
+ * but still...). And if someone in the peanut gallery wants to know "What
+ * does VAX-C do with something like this?", I will tell you. It crashes.
+ * At least this code has the good sense to convert it to *void.
+ * In practice, I do not think that this presents too much of a problem, since
+ * struct/union/enum all use defined types, which sort of terminate the
+ * definition. It occurs to me that we could possibly do the same thing with
+ * arrays and pointers, but I don't know quite how it would be coded.
+ *
+ * And now back to the regularly scheduled program...
+ */
#define MAX_DEBUG_RECORD 128
-static char Local[MAX_DEBUG_RECORD]; /* buffer for variable descriptor */
-static int Lpnt; /* index into Local */
-static char Asuffix[MAX_DEBUG_RECORD]; /* buffer for array descriptor */
-static int Apoint; /* index into Asuffix */
-static char overflow; /* flag to indicate we have written too much*/
-static int total_len; /* used to calculate the total length of variable
- descriptor plus array descriptor - used for len byte*/
-static int struct_number; /* counter used to assign indexes to struct
- unions and enums */
-
-/* this routine puts info into either Local or Asuffix, depending on the sign
- * of size. The reason is that it is easier to build the variable descriptor
- * backwards, while the array descriptor is best built forwards. In the end
- * they get put together, if there is not a struct/union/enum along the way
- */
-push(int value, int size){
+ static char Local[MAX_DEBUG_RECORD]; /* buffer for variable descriptor */
+ static int Lpnt; /* index into Local */
+ static char Asuffix[MAX_DEBUG_RECORD]; /* buffer for array descriptor */
+ static int Apoint; /* index into Asuffix */
+ static char overflow; /* flag to indicate we have written too much*/
+ static int total_len; /* used to calculate the total length of variable
+ descriptor plus array descriptor - used for len byte*/
+ static int struct_number; /* counter used to assign indexes to struct
+ unions and enums */
+
+ /* this routine puts info into either Local or Asuffix, depending on the sign
+ * of size. The reason is that it is easier to build the variable descriptor
+ * backwards, while the array descriptor is best built forwards. In the end
+ * they get put together, if there is not a struct/union/enum along the way
+ */
+ push(int value, int size){
char * pnt;
int i;
int size1;
size1 = size;
if (size < 0) {size1 = -size; pnt += size1-1;};
if(size < 0)
- for(i=0;i<size1;i++) {
+ for(i=0;i<size1;i++) {
Local[Lpnt--] = *pnt--;
if(Lpnt < 0) {overflow = 1; Lpnt = 1;};}
else for(i=0;i<size1;i++){
- Asuffix[Apoint++] = *pnt++;
- if(Apoint >= MAX_DEBUG_RECORD)
- {overflow = 1; Apoint =MAX_DEBUG_RECORD-1;};}
-}
-
-/* this routine generates the array descriptor for a given array */
-static array_suffix(struct VMS_DBG_Symbol* spnt2){
+ Asuffix[Apoint++] = *pnt++;
+ if(Apoint >= MAX_DEBUG_RECORD)
+ {overflow = 1; Apoint =MAX_DEBUG_RECORD-1;};}
+ }
+
+ /* this routine generates the array descriptor for a given array */
+ static array_suffix(struct VMS_DBG_Symbol* spnt2){
struct VMS_DBG_Symbol * spnt;
struct VMS_DBG_Symbol * spnt1;
int rank;
rank=0;
spnt=spnt2;
while(spnt->advanced != ARRAY) {
- spnt=find_symbol(spnt->type2);
- if(spnt == (struct VMS_DBG_Symbol *) NULL) return;};
+ spnt=find_symbol(spnt->type2);
+ if(spnt == (struct VMS_DBG_Symbol *) NULL) return;};
spnt1=spnt;
spnt1=spnt;
total_size= 1;
while(spnt1->advanced == ARRAY) {rank++;
- total_size *= (spnt1->index_max - spnt1->index_min +1);
- spnt1=find_symbol(spnt1->type2);};
+ total_size *= (spnt1->index_max - spnt1->index_min +1);
+ spnt1=find_symbol(spnt1->type2);};
total_size = total_size * spnt1->data_size;
push(spnt1->data_size,2);
if(spnt1->VMS_type == 0xa3) push(0,1);
- else push(spnt1->VMS_type,1);
+ else push(spnt1->VMS_type,1);
push(4,1);
for(i=0;i<6;i++) push(0,1);
push(0xc0,1);
push(0,4);
spnt1=spnt;
while(spnt1->advanced == ARRAY) {
- push(spnt1->index_max - spnt1->index_min+1,4);
- spnt1=find_symbol(spnt1->type2);};
+ push(spnt1->index_max - spnt1->index_min+1,4);
+ spnt1=find_symbol(spnt1->type2);};
spnt1=spnt;
while(spnt1->advanced == ARRAY) {
- push(spnt1->index_min,4);
- push(spnt1->index_max,4);
- spnt1=find_symbol(spnt1->type2);};
-}
-
-/* this routine generates the start of a variable descriptor based upon
- * a struct/union/enum that has yet to be defined. We define this spot as
- * a new location, and save four bytes for the address. When the struct is
- * finally defined, then we can go back and plug in the correct address
-*/
-static new_forward_ref(int dbx_type){
+ push(spnt1->index_min,4);
+ push(spnt1->index_max,4);
+ spnt1=find_symbol(spnt1->type2);};
+ }
+
+ /* this routine generates the start of a variable descriptor based upon
+ * a struct/union/enum that has yet to be defined. We define this spot as
+ * a new location, and save four bytes for the address. When the struct is
+ * finally defined, then we can go back and plug in the correct address
+ */
+ static new_forward_ref(int dbx_type){
struct forward_ref* fpnt;
fpnt = (struct forward_ref*) malloc(sizeof(struct forward_ref));
fpnt->next = f_ref_root;
total_len = 5;
push(total_len,-2);
struct_number = - fpnt->struc_numb;
-}
-
-/* this routine generates the variable descriptor used to describe non-basic
- * variables. It calls itself recursively until it gets to the bottom of it
- * all, and then builds the descriptor backwards. It is easiest to do it this
- *way since we must periodically write length bytes, and it is easiest if we know
- *the value when it is time to write it.
- */
-static int gen1(struct VMS_DBG_Symbol * spnt,int array_suffix_len){
+ }
+
+ /* this routine generates the variable descriptor used to describe non-basic
+ * variables. It calls itself recursively until it gets to the bottom of it
+ * all, and then builds the descriptor backwards. It is easiest to do it this
+ *way since we must periodically write length bytes, and it is easiest if we know
+ *the value when it is time to write it.
+ */
+ static int gen1(struct VMS_DBG_Symbol * spnt,int array_suffix_len){
struct VMS_DBG_Symbol * spnt1;
int i;
switch(spnt->advanced){
case VOID:
- push(DBG$C_VOID,-1);
- total_len += 1;
- push(total_len,-2);
- return 0;
+ push(DBG$C_VOID,-1);
+ total_len += 1;
+ push(total_len,-2);
+ return 0;
case BASIC:
case FUNCTION:
- if(array_suffix_len == 0) {
- push(spnt->VMS_type,-1);
- push(DBG$C_BASIC,-1);
- total_len = 2;
- push(total_len,-2);
- return 1;};
- push(0,-4);
- push(0xfa02,-2);
- total_len = -2;
- return 1;
+ if(array_suffix_len == 0) {
+ push(spnt->VMS_type,-1);
+ push(DBG$C_BASIC,-1);
+ total_len = 2;
+ push(total_len,-2);
+ return 1;};
+ push(0,-4);
+ push(0xfa02,-2);
+ total_len = -2;
+ return 1;
case STRUCT:
case UNION:
case ENUM:
- struct_number=spnt->struc_numb;
- if(struct_number < 0) {
- new_forward_ref(spnt->dbx_type);
- return 1;
- }
- push(DBG$C_STRUCT,-1);
- total_len = 5;
- push(total_len,-2);
+ struct_number=spnt->struc_numb;
+ if(struct_number < 0) {
+ new_forward_ref(spnt->dbx_type);
return 1;
+ }
+ push(DBG$C_STRUCT,-1);
+ total_len = 5;
+ push(total_len,-2);
+ return 1;
case POINTER:
- spnt1=find_symbol(spnt->type2);
- i=1;
- if(spnt1 == (struct VMS_DBG_Symbol *) NULL)
- new_forward_ref(spnt->type2);
- else i=gen1(spnt1,0);
- if(i){ /* (*void) is a special case, do not put pointer suffix*/
- push(DBG$C_POINTER,-1);
- total_len += 3;
- push(total_len,-2);
- };
- return 1;
+ spnt1=find_symbol(spnt->type2);
+ i=1;
+ if(spnt1 == (struct VMS_DBG_Symbol *) NULL)
+ new_forward_ref(spnt->type2);
+ else i=gen1(spnt1,0);
+ if(i){ /* (*void) is a special case, do not put pointer suffix*/
+ push(DBG$C_POINTER,-1);
+ total_len += 3;
+ push(total_len,-2);
+ };
+ return 1;
case ARRAY:
- spnt1=spnt;
- while(spnt1->advanced == ARRAY)
- {spnt1 = find_symbol(spnt1->type2);
- if(spnt1 == (struct VMS_DBG_Symbol *) NULL) {
- printf("gcc-as warning(debugger output):");
- printf("Forward reference error, dbx type %d\n",
- spnt->type2);
- return;}
- };
-/* It is too late to generate forward references, so the user gets a message.
- * This should only happen on a compiler error */
- i=gen1(spnt1,1);
- i=Apoint;
- array_suffix(spnt);
- array_suffix_len = Apoint - i;
- switch(spnt1->advanced){
- case BASIC:
- case FUNCTION:
- break;
- default:
- push(0,-2);
- total_len += 2;
- push(total_len,-2);
- push(0xfa,-1);
- push(0x0101,-2);
- push(DBG$C_COMPLEX_ARRAY,-1);
- };
- total_len += array_suffix_len + 8;
- push(total_len,-2);
+ spnt1=spnt;
+ while(spnt1->advanced == ARRAY)
+ {spnt1 = find_symbol(spnt1->type2);
+ if(spnt1 == (struct VMS_DBG_Symbol *) NULL) {
+ printf("gcc-as warning(debugger output):");
+ printf("Forward reference error, dbx type %d\n",
+ spnt->type2);
+ return;}
+ };
+ /* It is too late to generate forward references, so the user gets a message.
+ * This should only happen on a compiler error */
+ i=gen1(spnt1,1);
+ i=Apoint;
+ array_suffix(spnt);
+ array_suffix_len = Apoint - i;
+ switch(spnt1->advanced){
+ case BASIC:
+ case FUNCTION:
+ break;
+ default:
+ push(0,-2);
+ total_len += 2;
+ push(total_len,-2);
+ push(0xfa,-1);
+ push(0x0101,-2);
+ push(DBG$C_COMPLEX_ARRAY,-1);
+ };
+ total_len += array_suffix_len + 8;
+ push(total_len,-2);
};
-}
-
-/* this generates a suffix for a variable. If it is not a defined type yet,
- * then dbx_type contains the type we are expecting so we can generate a
- * forward reference. This calls gen1 to build most of the descriptor, and
- * then it puts the icing on at the end. It then dumps whatever is needed
- * to get a complete descriptor (i.e. struct reference, array suffix ).
- */
-static generate_suffix(struct VMS_DBG_Symbol * spnt,int dbx_type){
+ }
+
+ /* this generates a suffix for a variable. If it is not a defined type yet,
+ * then dbx_type contains the type we are expecting so we can generate a
+ * forward reference. This calls gen1 to build most of the descriptor, and
+ * then it puts the icing on at the end. It then dumps whatever is needed
+ * to get a complete descriptor (i.e. struct reference, array suffix ).
+ */
+ static generate_suffix(struct VMS_DBG_Symbol * spnt,int dbx_type){
int ilen;
int i;
char pvoid[6] = {5,0xaf,0,1,0,5};
struct_number = 0;
overflow = 0;
if(spnt == (struct VMS_DBG_Symbol*) NULL)
- new_forward_ref(dbx_type);
+ new_forward_ref(dbx_type);
else{
- if(spnt->VMS_type != 0xa3) return 0; /* no suffix needed */
- gen1(spnt,0);
+ if(spnt->VMS_type != 0xa3) return 0; /* no suffix needed */
+ gen1(spnt,0);
};
push(0x00af,-2);
total_len += 4;
push(total_len,-1);
-/* if the variable descriptor overflows the record, output a descriptor for
- * a pointer to void.
- */
+ /* if the variable descriptor overflows the record, output a descriptor for
+ * a pointer to void.
+ */
if((total_len >= MAX_DEBUG_RECORD) || overflow) {
- printf(" Variable descriptor %d too complicated. Defined as *void ",spnt->dbx_type);
- VMS_Store_Immediate_Data(pvoid, 6, OBJ$C_DBG);
- return;
- };
+ printf(" Variable descriptor %d too complicated. Defined as *void ",spnt->dbx_type);
+ VMS_Store_Immediate_Data(pvoid, 6, OBJ$C_DBG);
+ return;
+ };
i=0;
while(Lpnt < MAX_DEBUG_RECORD-1) Local[i++] = Local[++Lpnt];
Lpnt = i;
-/* we use this for a reference to a structure that has already been defined */
+ /* we use this for a reference to a structure that has already been defined */
if(struct_number > 0){
- VMS_Store_Immediate_Data(Local, Lpnt, OBJ$C_DBG);Lpnt=0;
- VMS_Store_Struct(struct_number);};
-/* we use this for a forward reference to a structure that has yet to be
-*defined. We store four bytes of zero to make room for the actual address once
-* it is known
-*/
+ VMS_Store_Immediate_Data(Local, Lpnt, OBJ$C_DBG);Lpnt=0;
+ VMS_Store_Struct(struct_number);};
+ /* we use this for a forward reference to a structure that has yet to be
+ *defined. We store four bytes of zero to make room for the actual address once
+ * it is known
+ */
if(struct_number < 0){
- struct_number = -struct_number;
- VMS_Store_Immediate_Data(Local, Lpnt,OBJ$C_DBG);Lpnt=0;
- VMS_Def_Struct(struct_number);
- for(i=0;i<4;i++) Local[Lpnt++] = 0;
- VMS_Store_Immediate_Data(Local, Lpnt, OBJ$C_DBG);Lpnt=0;
- };
+ struct_number = -struct_number;
+ VMS_Store_Immediate_Data(Local, Lpnt,OBJ$C_DBG);Lpnt=0;
+ VMS_Def_Struct(struct_number);
+ for(i=0;i<4;i++) Local[Lpnt++] = 0;
+ VMS_Store_Immediate_Data(Local, Lpnt, OBJ$C_DBG);Lpnt=0;
+ };
i=0;
while(i<Apoint) Local[Lpnt++] = Asuffix[i++];
if(Lpnt != 0)
- VMS_Store_Immediate_Data(Local, Lpnt, OBJ$C_DBG);
+ VMS_Store_Immediate_Data(Local, Lpnt, OBJ$C_DBG);
Lpnt=0;
- }
-
-/* This routine generates a symbol definition for a C sybmol for the debugger.
- * It takes a psect and offset for global symbols - if psect < 0, then this is
- * a local variable and the offset is relative to FP. In this case it can
- * be either a variable (Offset < 0) or a parameter (Offset > 0).
- */
-VMS_DBG_record(struct VMS_DBG_Symbol* spnt,int Psect,int Offset, char* Name)
+ }
+
+ /* This routine generates a symbol definition for a C sybmol for the debugger.
+ * It takes a psect and offset for global symbols - if psect < 0, then this is
+ * a local variable and the offset is relative to FP. In this case it can
+ * be either a variable (Offset < 0) or a parameter (Offset > 0).
+ */
+ VMS_DBG_record(struct VMS_DBG_Symbol* spnt,int Psect,int Offset, char* Name)
{
- char* pnt;
- int j;
- int maxlen;
- int i=0;
- if(Psect < 0) { /* this is a local variable, referenced to SP */
- maxlen=7+strlen(Name);
- Local[i++] = maxlen;
- Local[i++]=spnt->VMS_type;
- if(Offset > 0) Local[i++] = DBG$C_FUNCTION_PARAMETER;
- else Local[i++] = DBG$C_LOCAL_SYM;
- pnt=(char*) &Offset;
- for(j=0;j<4;j++) Local[i++]=*pnt++; /* copy the offset */
- } else {
- maxlen=7+strlen(Name); /* symbols fixed in memory */
- Local[i++]=7+strlen(Name);
- Local[i++]=spnt->VMS_type;
- Local[i++]=1;
- VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
- VMS_Set_Data(Psect,Offset,OBJ$C_DBG,0);
- }
- Local[i++]=strlen(Name);
- pnt=Name;
- fix_name(pnt); /* if there are bad characters in name, convert them */
- while(*pnt!='\0') Local[i++]=*pnt++;
- VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG);
- if(spnt->VMS_type == DBG$C_ADVANCED_TYPE) generate_suffix(spnt,0);
+ char* pnt;
+ int j;
+ int maxlen;
+ int i=0;
+ if(Psect < 0) { /* this is a local variable, referenced to SP */
+ maxlen=7+strlen(Name);
+ Local[i++] = maxlen;
+ Local[i++]=spnt->VMS_type;
+ if(Offset > 0) Local[i++] = DBG$C_FUNCTION_PARAMETER;
+ else Local[i++] = DBG$C_LOCAL_SYM;
+ pnt=(char*) &Offset;
+ for(j=0;j<4;j++) Local[i++]=*pnt++; /* copy the offset */
+ } else {
+ maxlen=7+strlen(Name); /* symbols fixed in memory */
+ Local[i++]=7+strlen(Name);
+ Local[i++]=spnt->VMS_type;
+ Local[i++]=1;
+ VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
+ VMS_Set_Data(Psect,Offset,OBJ$C_DBG,0);
+ }
+ Local[i++]=strlen(Name);
+ pnt=Name;
+ fix_name(pnt); /* if there are bad characters in name, convert them */
+ while(*pnt!='\0') Local[i++]=*pnt++;
+ VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG);
+ if(spnt->VMS_type == DBG$C_ADVANCED_TYPE) generate_suffix(spnt,0);
}
* for the debugger of local symbols and function parameters
*/
int VMS_local_stab_Parse(symbolS * sp){
- char *pnt;
- char *pnt1;
- char *str;
- struct VMS_DBG_Symbol* spnt;
- struct VMS_Symbol * vsp;
- int dbx_type;
- int VMS_type;
- dbx_type=0;
- str=sp->sy_nlist.n_un.n_name;
- pnt=(char*) strchr(str,':');
- if(pnt==(char*) NULL) return; /* no colon present */
- pnt1=pnt++; /* save this for later, and skip colon */
- if(*pnt == 'c') return 0; /* ignore static constants */
-/* there is one little catch that we must be aware of. Sometimes function
- * parameters are optimized into registers, and the compiler, in its infiite
- * wisdom outputs stabs records for *both*. In general we want to use the
- * register if it is present, so we must search the rest of the symbols for
- * this function to see if this parameter is assigned to a register.
- */
- {
- char *str1;
- char *pnt2;
- symbolS * sp1;
- if(*pnt == 'p'){
- for(sp1 = symbol_next(sp); sp1; sp1 = symbol_next(sp1)) {
+ char *pnt;
+ char *pnt1;
+ char *str;
+ struct VMS_DBG_Symbol* spnt;
+ struct VMS_Symbol * vsp;
+ int dbx_type;
+ int VMS_type;
+ dbx_type=0;
+ str=sp->sy_nlist.n_un.n_name;
+ pnt=(char*) strchr(str,':');
+ if(pnt==(char*) NULL) return; /* no colon present */
+ pnt1=pnt++; /* save this for later, and skip colon */
+ if(*pnt == 'c') return 0; /* ignore static constants */
+ /* there is one little catch that we must be aware of. Sometimes function
+ * parameters are optimized into registers, and the compiler, in its infiite
+ * wisdom outputs stabs records for *both*. In general we want to use the
+ * register if it is present, so we must search the rest of the symbols for
+ * this function to see if this parameter is assigned to a register.
+ */
+{
+ char *str1;
+ char *pnt2;
+ symbolS * sp1;
+ if(*pnt == 'p'){
+ for(sp1 = symbol_next(sp); sp1; sp1 = symbol_next(sp1)) {
if ((sp1->sy_nlist.n_type & N_STAB) == 0) continue;
if((unsigned char)sp1->sy_nlist.n_type == N_FUN) break;
if((unsigned char)sp1->sy_nlist.n_type != N_RSYM) continue;
pnt2++; str1++;};
if((*str1 != ':') || (*pnt2 != ':') ) continue;
return; /* they are the same! lets skip this one */
- }; /* for */
-/* first find the dbx symbol type from list, and then find VMS type */
- pnt++; /* skip p in case no register */
- };/* if */ }; /* p block */
- pnt = cvt_integer( pnt, &dbx_type);
- spnt = find_symbol(dbx_type);
- if(spnt==(struct VMS_DBG_Symbol*) NULL) return 0;/*Dunno what this is*/
- *pnt1='\0';
- VMS_DBG_record(spnt,-1,sp->sy_nlist.n_value,str);
- *pnt1=':'; /* and restore the string */
- return 1;
+ }; /* for */
+ /* first find the dbx symbol type from list, and then find VMS type */
+ pnt++; /* skip p in case no register */
+ };/* if */ }; /* p block */
+pnt = cvt_integer( pnt, &dbx_type);
+spnt = find_symbol(dbx_type);
+if(spnt==(struct VMS_DBG_Symbol*) NULL) return 0;/*Dunno what this is*/
+ *pnt1='\0';
+ VMS_DBG_record(spnt,-1,sp->sy_nlist.n_value,str);
+ *pnt1=':'; /* and restore the string */
+ return 1;
}
/* this routine parses a stabs entry to find the information required to define
static gave_compiler_message = 0;
static int VMS_stab_parse(symbolS * sp,char expected_type,
- int type1,int type2,int Text_Psect){
+ int type1,int type2,int Text_Psect){
char *pnt;
- char *pnt1;
- char *str;
- symbolS * sp1;
- struct VMS_DBG_Symbol* spnt;
- struct VMS_Symbol * vsp;
- int dbx_type;
- int VMS_type;
- dbx_type=0;
- str=sp->sy_nlist.n_un.n_name;
- pnt=(char*) strchr(str,':');
- if(pnt==(char*) NULL) return; /* no colon present */
- pnt1=pnt; /* save this for later*/
- pnt++;
- if(*pnt==expected_type){
- pnt = cvt_integer(pnt+1,&dbx_type);
- spnt = find_symbol(dbx_type);
- if(spnt==(struct VMS_DBG_Symbol*) NULL) return 0;/*Dunno what this is*/
-/* now we need to search the symbol table to find the psect and offset for
- * this variable.
- */
+ char *pnt1;
+ char *str;
+ symbolS * sp1;
+ struct VMS_DBG_Symbol* spnt;
+ struct VMS_Symbol * vsp;
+ int dbx_type;
+ int VMS_type;
+ dbx_type=0;
+ str=sp->sy_nlist.n_un.n_name;
+ pnt=(char*) strchr(str,':');
+ if(pnt==(char*) NULL) return; /* no colon present */
+ pnt1=pnt; /* save this for later*/
+ pnt++;
+ if(*pnt==expected_type){
+ pnt = cvt_integer(pnt+1,&dbx_type);
+ spnt = find_symbol(dbx_type);
+ if(spnt==(struct VMS_DBG_Symbol*) NULL) return 0;/*Dunno what this is*/
+ /* now we need to search the symbol table to find the psect and offset for
+ * this variable.
+ */
*pnt1='\0';
vsp=VMS_Symbols;
while(vsp != (struct VMS_Symbol*) NULL)
- {pnt=vsp->Symbol->sy_nlist.n_un.n_name;
- if(pnt!=(char*) NULL) if(*pnt++ == '_')
-/* make sure name is the same, and make sure correct symbol type */
- if((strlen(pnt) == strlen(str)) && (strcmp(pnt,str)==0)
+ {pnt=vsp->Symbol->sy_nlist.n_un.n_name;
+ if(pnt!=(char*) NULL) if(*pnt++ == '_')
+ /* make sure name is the same, and make sure correct symbol type */
+ if((strlen(pnt) == strlen(str)) && (strcmp(pnt,str)==0)
&& ((vsp->Symbol->sy_type == type1) ||
- (vsp->Symbol->sy_type == type2))) break;
- vsp=vsp->Next;};
- if(vsp != (struct VMS_Symbol*) NULL){
+ (vsp->Symbol->sy_type == type2))) break;
+ vsp=vsp->Next;};
+ if(vsp != (struct VMS_Symbol*) NULL){
VMS_DBG_record(spnt,vsp->Psect_Index,vsp->Psect_Offset,str);
- *pnt1=':'; /* and restore the string */
+ *pnt1=':'; /* and restore the string */
+ return 1;};
+ /* the symbol was not in the symbol list, but it may be an "entry point"
+ if it was a constant */
+ for(sp1 = symbol_rootP; sp1; sp1 = symbol_next(sp1)) {
+ /*
+ * Dispatch on STAB type
+ */
+ if(sp1->sy_type != (N_TEXT | N_EXT) && sp1->sy_type!=N_TEXT)
+ continue;
+ pnt = sp1->sy_nlist.n_un.n_name;
+ if(*pnt == '_') pnt++;
+ if(strcmp(pnt,str) == 0){
+ if(!gave_compiler_message && expected_type=='G'){
+ printf("***Warning - the assembly code generated by the compiler has placed\n");
+ printf("global constant(s) in the text psect. These will not be available to\n");
+ printf("other modules, since this is not the correct way to handle this. You\n");
+ printf("have two options: 1) get a patched compiler that does not put global\n");
+ printf("constants in the text psect, or 2) remove the 'const' keyword from\n");
+ printf("definitions of global variables in your source module(s). Don't say\n");
+ printf("I didn't warn you!");
+ gave_compiler_message = 1;};
+ VMS_DBG_record(spnt,
+ Text_Psect,
+ sp1->sy_nlist.n_value,
+ str);
+ *pnt1=':';
+ *(sp1->sy_nlist.n_un.n_name) = 'L';
+ /* fool assembler to not output this
+ * as a routine in the TBT */
return 1;};
-/* the symbol was not in the symbol list, but it may be an "entry point"
- if it was a constant */
- for(sp1 = symbol_rootP; sp1; sp1 = symbol_next(sp1)) {
- /*
- * Dispatch on STAB type
- */
- if(sp1->sy_type != (N_TEXT | N_EXT) && sp1->sy_type!=N_TEXT)
- continue;
- pnt = sp1->sy_nlist.n_un.n_name;
- if(*pnt == '_') pnt++;
- if(strcmp(pnt,str) == 0){
- if(!gave_compiler_message && expected_type=='G'){
-printf("***Warning - the assembly code generated by the compiler has placed\n");
-printf("global constant(s) in the text psect. These will not be available to\n");
-printf("other modules, since this is not the correct way to handle this. You\n");
-printf("have two options: 1) get a patched compiler that does not put global\n");
-printf("constants in the text psect, or 2) remove the 'const' keyword from\n");
-printf("definitions of global variables in your source module(s). Don't say\n");
-printf("I didn't warn you!");
-gave_compiler_message = 1;};
- VMS_DBG_record(spnt,
- Text_Psect,
- sp1->sy_nlist.n_value,
- str);
- *pnt1=':';
- *(sp1->sy_nlist.n_un.n_name) = 'L';
- /* fool assembler to not output this
- * as a routine in the TBT */
- return 1;};
- };
};
- *pnt1=':'; /* and restore the string */
- return 0;
+ };
+ *pnt1=':'; /* and restore the string */
+ return 0;
}
*/
VMS_RSYM_Parse(symbolS * sp,symbolS * Current_Routine,int Text_Psect){
char* pnt;
- char* pnt1;
- char* str;
- int dbx_type;
- struct VMS_DBG_Symbol* spnt;
- int j;
- int maxlen;
- int i=0;
- int bcnt=0;
- int Min_Offset=-1; /* min PC of validity */
- int Max_Offset=0; /* max PC of validity */
- symbolS * symbolP;
- for(symbolP = sp; symbolP; symbolP = symbol_next(symbolP)) {
- /*
- * Dispatch on STAB type
- */
- switch((unsigned char)symbolP->sy_type) {
- case N_LBRAC:
- if(bcnt++==0) Min_Offset = symbolP->sy_nlist.n_value;
- break;
- case N_RBRAC:
- if(--bcnt==0) Max_Offset =
- symbolP->sy_nlist.n_value-1;
- break;
- }
- if((Min_Offset != -1) && (bcnt == 0)) break;
- if((unsigned char)symbolP->sy_type == N_FUN) break;
- }
-/* check to see that the addresses were defined. If not, then there were no
- * brackets in the function, and we must try to search for the next function
- * Since functions can be in any order, we should search all of the symbol list
- * to find the correct ending address. */
- if(Min_Offset == -1){
- int Max_Source_Offset;
- int This_Offset;
- Min_Offset = sp->sy_nlist.n_value;
- for(symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
- /*
- * Dispatch on STAB type
- */
- This_Offset = symbolP->sy_nlist.n_value;
- switch(symbolP->sy_type) {
- case N_TEXT | N_EXT:
- if((This_Offset > Min_Offset) && (This_Offset < Max_Offset))
- Max_Offset = This_Offset;
- break;
- case N_SLINE:
- if(This_Offset > Max_Source_Offset)
- Max_Source_Offset=This_Offset;
- }
- }
-/* if this is the last routine, then we use the PC of the last source line
- * as a marker of the max PC for which this reg is valid */
- if(Max_Offset == 0x7fffffff) Max_Offset = Max_Source_Offset;
- };
- dbx_type=0;
- str=sp->sy_nlist.n_un.n_name;
- pnt=(char*) strchr(str,':');
- if(pnt==(char*) NULL) return; /* no colon present */
- pnt1=pnt; /* save this for later*/
- pnt++;
- if(*pnt!='r') return 0;
- pnt = cvt_integer( pnt+1, &dbx_type);
- spnt = find_symbol(dbx_type);
- if(spnt==(struct VMS_DBG_Symbol*) NULL) return 0;/*Dunno what this is yet*/
- *pnt1='\0';
- maxlen=25+strlen(sp->sy_nlist.n_un.n_name);
- Local[i++]=maxlen;
- Local[i++]=spnt->VMS_type;
- Local[i++]=0xfb;
- Local[i++]=strlen(sp->sy_nlist.n_un.n_name)+1;
- Local[i++]=0x00;
- Local[i++]=0x00;
- Local[i++]=0x00;
- Local[i++]=strlen(sp->sy_nlist.n_un.n_name);
- pnt=sp->sy_nlist.n_un.n_name;
- fix_name(pnt); /* if there are bad characters in name, convert them */
- while(*pnt!='\0') Local[i++]=*pnt++;
- Local[i++]=0xfd;
- Local[i++]=0x0f;
- Local[i++]=0x00;
- Local[i++]=0x03;
- Local[i++]=0x01;
- VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
- VMS_Set_Data(Text_Psect,Min_Offset,OBJ$C_DBG,1);
- VMS_Set_Data(Text_Psect,Max_Offset,OBJ$C_DBG,1);
- Local[i++]=0x03;
- Local[i++]=sp->sy_nlist.n_value;
- Local[i++]=0x00;
- Local[i++]=0x00;
- Local[i++]=0x00;
- VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG);
- *pnt1=':';
- if(spnt->VMS_type == DBG$C_ADVANCED_TYPE) generate_suffix(spnt,0);
+ char* pnt1;
+ char* str;
+ int dbx_type;
+ struct VMS_DBG_Symbol* spnt;
+ int j;
+ int maxlen;
+ int i=0;
+ int bcnt=0;
+ int Min_Offset=-1; /* min PC of validity */
+ int Max_Offset=0; /* max PC of validity */
+ symbolS * symbolP;
+ for(symbolP = sp; symbolP; symbolP = symbol_next(symbolP)) {
+ /*
+ * Dispatch on STAB type
+ */
+ switch((unsigned char)symbolP->sy_type) {
+ case N_LBRAC:
+ if(bcnt++==0) Min_Offset = symbolP->sy_nlist.n_value;
+ break;
+ case N_RBRAC:
+ if(--bcnt==0) Max_Offset =
+ symbolP->sy_nlist.n_value-1;
+ break;
+ }
+ if((Min_Offset != -1) && (bcnt == 0)) break;
+ if((unsigned char)symbolP->sy_type == N_FUN) break;
+ }
+ /* check to see that the addresses were defined. If not, then there were no
+ * brackets in the function, and we must try to search for the next function
+ * Since functions can be in any order, we should search all of the symbol list
+ * to find the correct ending address. */
+ if(Min_Offset == -1){
+ int Max_Source_Offset;
+ int This_Offset;
+ Min_Offset = sp->sy_nlist.n_value;
+ for(symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
+ /*
+ * Dispatch on STAB type
+ */
+ This_Offset = symbolP->sy_nlist.n_value;
+ switch(symbolP->sy_type) {
+ case N_TEXT | N_EXT:
+ if((This_Offset > Min_Offset) && (This_Offset < Max_Offset))
+ Max_Offset = This_Offset;
+ break;
+ case N_SLINE:
+ if(This_Offset > Max_Source_Offset)
+ Max_Source_Offset=This_Offset;
+ }
+ }
+ /* if this is the last routine, then we use the PC of the last source line
+ * as a marker of the max PC for which this reg is valid */
+ if(Max_Offset == 0x7fffffff) Max_Offset = Max_Source_Offset;
+ };
+ dbx_type=0;
+ str=sp->sy_nlist.n_un.n_name;
+ pnt=(char*) strchr(str,':');
+ if(pnt==(char*) NULL) return; /* no colon present */
+ pnt1=pnt; /* save this for later*/
+ pnt++;
+ if(*pnt!='r') return 0;
+ pnt = cvt_integer( pnt+1, &dbx_type);
+ spnt = find_symbol(dbx_type);
+ if(spnt==(struct VMS_DBG_Symbol*) NULL) return 0;/*Dunno what this is yet*/
+ *pnt1='\0';
+ maxlen=25+strlen(sp->sy_nlist.n_un.n_name);
+ Local[i++]=maxlen;
+ Local[i++]=spnt->VMS_type;
+ Local[i++]=0xfb;
+ Local[i++]=strlen(sp->sy_nlist.n_un.n_name)+1;
+ Local[i++]=0x00;
+ Local[i++]=0x00;
+ Local[i++]=0x00;
+ Local[i++]=strlen(sp->sy_nlist.n_un.n_name);
+ pnt=sp->sy_nlist.n_un.n_name;
+ fix_name(pnt); /* if there are bad characters in name, convert them */
+ while(*pnt!='\0') Local[i++]=*pnt++;
+ Local[i++]=0xfd;
+ Local[i++]=0x0f;
+ Local[i++]=0x00;
+ Local[i++]=0x03;
+ Local[i++]=0x01;
+ VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
+ VMS_Set_Data(Text_Psect,Min_Offset,OBJ$C_DBG,1);
+ VMS_Set_Data(Text_Psect,Max_Offset,OBJ$C_DBG,1);
+ Local[i++]=0x03;
+ Local[i++]=sp->sy_nlist.n_value;
+ Local[i++]=0x00;
+ Local[i++]=0x00;
+ Local[i++]=0x00;
+ VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG);
+ *pnt1=':';
+ if(spnt->VMS_type == DBG$C_ADVANCED_TYPE) generate_suffix(spnt,0);
}
/* this function examines a structure definition, checking all of the elements
*/
static int forward_reference(char* pnt){
int i;
- struct VMS_DBG_Symbol * spnt;
- struct VMS_DBG_Symbol * spnt1;
+ struct VMS_DBG_Symbol * spnt;
+ struct VMS_DBG_Symbol * spnt1;
+ pnt = cvt_integer(pnt+1,&i);
+ if(*pnt == ';') return 0; /* no forward references */
+ do{
+ pnt=(char*) strchr(pnt,':');
pnt = cvt_integer(pnt+1,&i);
- if(*pnt == ';') return 0; /* no forward references */
- do{
- pnt=(char*) strchr(pnt,':');
- pnt = cvt_integer(pnt+1,&i);
- spnt = find_symbol(i);
- if(spnt == (struct VMS_DBG_Symbol*) NULL) return 0;
- while((spnt->advanced == POINTER) || (spnt->advanced == ARRAY)){
- i=spnt->type2;
- spnt1 = find_symbol(spnt->type2);
- if((spnt->advanced == ARRAY) &&
- (spnt1 == (struct VMS_DBG_Symbol*) NULL))return 1;
- if(spnt1 == (struct VMS_DBG_Symbol*) NULL) break;
- spnt=spnt1;
- };
- pnt = cvt_integer(pnt+1,&i);
- pnt = cvt_integer(pnt+1,&i);
- }while(*++pnt != ';');
- return 0; /* no forward refences found */
+ spnt = find_symbol(i);
+ if(spnt == (struct VMS_DBG_Symbol*) NULL) return 0;
+ while((spnt->advanced == POINTER) || (spnt->advanced == ARRAY)){
+ i=spnt->type2;
+ spnt1 = find_symbol(spnt->type2);
+ if((spnt->advanced == ARRAY) &&
+ (spnt1 == (struct VMS_DBG_Symbol*) NULL))return 1;
+ if(spnt1 == (struct VMS_DBG_Symbol*) NULL) break;
+ spnt=spnt1;
+ };
+ pnt = cvt_integer(pnt+1,&i);
+ pnt = cvt_integer(pnt+1,&i);
+ }while(*++pnt != ';');
+ return 0; /* no forward refences found */
}
/* This routine parses the stabs directives to find any definitions of dbx type
*/
static int VMS_typedef_parse(char* str){
char* pnt;
- char* pnt1;
- char* pnt2;
- int i;
- int dtype;
- struct forward_ref * fpnt;
- int i1,i2,i3;
- int convert_integer;
- struct VMS_DBG_Symbol* spnt;
- struct VMS_DBG_Symbol* spnt1;
-/* check for any nested def's */
- pnt=(char*)strchr(str+1,'=');
- if((pnt != (char*) NULL) && (*(str+1) != '*'))
- if(VMS_typedef_parse(pnt) == 1 ) return 1;
-/* now find dbx_type of entry */
- pnt=str-1;
- if(*pnt == 'c'){ /* check for static constants */
- *str = '\0'; /* for now we ignore them */
- return 0;};
- while((*pnt <= '9')&& (*pnt >= '0')) pnt--;
- pnt++; /* and get back to the number */
- cvt_integer(pnt,&i1);
- spnt = find_symbol(i1);
-/* first we see if this has been defined already, due to a forward reference*/
- if(spnt == (struct VMS_DBG_Symbol*) NULL) {
- if(VMS_Symbol_type_list==(struct VMS_DBG_Symbol*) NULL)
- {spnt=(struct VMS_DBG_Symbol*) malloc(sizeof(struct VMS_DBG_Symbol));
- spnt->next = (struct VMS_DBG_Symbol*) NULL;
- VMS_Symbol_type_list=spnt;}
- else
- {spnt=(struct VMS_DBG_Symbol*) malloc(sizeof(struct VMS_DBG_Symbol));
- spnt->next=VMS_Symbol_type_list;
- VMS_Symbol_type_list = spnt;};
- spnt->dbx_type = i1; /* and save the type */
- };
-/* for structs and unions, do a partial parse, otherwise we sometimes get
- * circular definitions that are impossible to resolve. We read enough info
- * so that any reference to this type has enough info to be resolved
- */
- pnt=str + 1; /* point to character past equal sign */
- if((*pnt == 'u') || (*pnt == 's')){
- };
- if((*pnt <= '9') && (*pnt >= '0')){
- if(type_check("void")){ /* this is the void symbol */
- *str='\0';
- spnt->advanced = VOID;
- return 0;};
- printf("gcc-as warning(debugger output):");
- printf(" %d is an unknown untyped variable.\n",spnt->dbx_type);
- return 1; /* do not know what this is */
- };
-/* now define this module*/
- pnt=str + 1; /* point to character past equal sign */
- switch (*pnt){
- case 'r':
- spnt->advanced= BASIC;
- if(type_check("int")) {
- spnt->VMS_type=DBG$C_SLINT; spnt->data_size=4;}
- else if(type_check("long int")) {
- spnt->VMS_type=DBG$C_SLINT; spnt->data_size=4;}
- else if(type_check("unsigned int")) {
- spnt->VMS_type=DBG$C_ULINT; spnt->data_size = 4;}
- else if(type_check("long unsigned int")) {
- spnt->VMS_type=DBG$C_ULINT; spnt->data_size = 4;}
- else if(type_check("short int")) {
- spnt->VMS_type=DBG$C_SSINT; spnt->data_size = 2;}
- else if(type_check("short unsigned int")) {
- spnt->VMS_type=DBG$C_USINT; spnt->data_size = 2;}
- else if(type_check("char")) {
- spnt->VMS_type=DBG$C_SCHAR; spnt->data_size = 1;}
- else if(type_check("signed char")) {
- spnt->VMS_type=DBG$C_SCHAR; spnt->data_size = 1;}
- else if(type_check("unsigned char")) {
- spnt->VMS_type=DBG$C_UCHAR; spnt->data_size = 1;}
- else if(type_check("float")) {
- spnt->VMS_type=DBG$C_REAL4; spnt->data_size = 4;}
- else if(type_check("double")) {
- spnt->VMS_type=DBG$C_REAL8; spnt->data_size = 8;}
- pnt1=(char*) strchr(str,';')+1;
- break;
- case 's':
- case 'u':
- if(*pnt == 's') spnt->advanced= STRUCT;
- else spnt->advanced= UNION;
- spnt->VMS_type = DBG$C_ADVANCED_TYPE;
- pnt1 = cvt_integer(pnt+1,&spnt->data_size);
- if(forward_reference(pnt)) {
- spnt->struc_numb = -1;
- return 1;
- }
- spnt->struc_numb = ++structure_count;
- pnt1--;
- pnt=get_struct_name(str);
- VMS_Def_Struct(spnt->struc_numb);
- fpnt = f_ref_root;
- while(fpnt != (struct forward_ref*) NULL){
- if(fpnt->dbx_type == spnt->dbx_type) {
- fpnt->resolved = 'Y';
- VMS_Set_Struct(fpnt->struc_numb);
- VMS_Store_Struct(spnt->struc_numb);};
- fpnt = fpnt->next;};
- VMS_Set_Struct(spnt->struc_numb);
- i=0;
- Local[i++] = 11+strlen(pnt);
- Local[i++] = DBG$C_STRUCT_START;
- Local[i++] = 0x80;
- for(i1=0;i1<4;i1++) Local[i++] = 0x00;
- Local[i++] = strlen(pnt);
- pnt2=pnt;
- while(*pnt2 != '\0') Local[i++] = *pnt2++;
- i2=spnt->data_size * 8; /* number of bits */
- pnt2=(char*) &i2;
- for(i1=0;i1<4;i1++) Local[i++] = *pnt2++;
- VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
- if(pnt != symbol_name) {
- pnt += strlen(pnt);
- *pnt=':';}; /* replace colon for later */
- while(*++pnt1 != ';'){
- pnt=(char*) strchr(pnt1,':');
- *pnt='\0';
- pnt2=pnt1;
- pnt1 = cvt_integer(pnt+1,&dtype);
- pnt1 = cvt_integer(pnt1+1,&i2);
- pnt1 = cvt_integer(pnt1+1,&i3);
- if((dtype == 1) && (i3 != 32)) { /* bitfield */
- Apoint = 0;
- push(19+strlen(pnt2),1);
- push(0xfa22,2);
- push(1+strlen(pnt2),4);
- push(strlen(pnt2),1);
- while(*pnt2 != '\0') push(*pnt2++,1);
- push(i3,2); /* size of bitfield */
- push(0x0d22,2);
- push(0x00,4);
- push(i2,4); /* start position */
- VMS_Store_Immediate_Data(Asuffix,Apoint,OBJ$C_DBG);
- Apoint=0;
- }else{
- Local[i++] = 7+strlen(pnt2);
- spnt1 = find_symbol(dtype);
+ char* pnt1;
+ char* pnt2;
+ int i;
+ int dtype;
+ struct forward_ref * fpnt;
+ int i1,i2,i3;
+ int convert_integer;
+ struct VMS_DBG_Symbol* spnt;
+ struct VMS_DBG_Symbol* spnt1;
+ /* check for any nested def's */
+ pnt=(char*)strchr(str+1,'=');
+ if((pnt != (char*) NULL) && (*(str+1) != '*'))
+ if(VMS_typedef_parse(pnt) == 1 ) return 1;
+ /* now find dbx_type of entry */
+ pnt=str-1;
+ if(*pnt == 'c'){ /* check for static constants */
+ *str = '\0'; /* for now we ignore them */
+ return 0;};
+ while((*pnt <= '9')&& (*pnt >= '0')) pnt--;
+ pnt++; /* and get back to the number */
+ cvt_integer(pnt,&i1);
+ spnt = find_symbol(i1);
+ /* first we see if this has been defined already, due to a forward reference*/
+ if(spnt == (struct VMS_DBG_Symbol*) NULL) {
+ if(VMS_Symbol_type_list==(struct VMS_DBG_Symbol*) NULL)
+ {spnt=(struct VMS_DBG_Symbol*) malloc(sizeof(struct VMS_DBG_Symbol));
+ spnt->next = (struct VMS_DBG_Symbol*) NULL;
+ VMS_Symbol_type_list=spnt;}
+ else
+ {spnt=(struct VMS_DBG_Symbol*) malloc(sizeof(struct VMS_DBG_Symbol));
+ spnt->next=VMS_Symbol_type_list;
+ VMS_Symbol_type_list = spnt;};
+ spnt->dbx_type = i1; /* and save the type */
+ };
+ /* for structs and unions, do a partial parse, otherwise we sometimes get
+ * circular definitions that are impossible to resolve. We read enough info
+ * so that any reference to this type has enough info to be resolved
+ */
+ pnt=str + 1; /* point to character past equal sign */
+ if((*pnt == 'u') || (*pnt == 's')){
+ };
+ if((*pnt <= '9') && (*pnt >= '0')){
+ if(type_check("void")){ /* this is the void symbol */
+ *str='\0';
+ spnt->advanced = VOID;
+ return 0;};
+ printf("gcc-as warning(debugger output):");
+ printf(" %d is an unknown untyped variable.\n",spnt->dbx_type);
+ return 1; /* do not know what this is */
+ };
+ /* now define this module*/
+ pnt=str + 1; /* point to character past equal sign */
+ switch (*pnt){
+ case 'r':
+ spnt->advanced= BASIC;
+ if(type_check("int")) {
+ spnt->VMS_type=DBG$C_SLINT; spnt->data_size=4;}
+ else if(type_check("long int")) {
+ spnt->VMS_type=DBG$C_SLINT; spnt->data_size=4;}
+ else if(type_check("unsigned int")) {
+ spnt->VMS_type=DBG$C_ULINT; spnt->data_size = 4;}
+ else if(type_check("long unsigned int")) {
+ spnt->VMS_type=DBG$C_ULINT; spnt->data_size = 4;}
+ else if(type_check("short int")) {
+ spnt->VMS_type=DBG$C_SSINT; spnt->data_size = 2;}
+ else if(type_check("short unsigned int")) {
+ spnt->VMS_type=DBG$C_USINT; spnt->data_size = 2;}
+ else if(type_check("char")) {
+ spnt->VMS_type=DBG$C_SCHAR; spnt->data_size = 1;}
+ else if(type_check("signed char")) {
+ spnt->VMS_type=DBG$C_SCHAR; spnt->data_size = 1;}
+ else if(type_check("unsigned char")) {
+ spnt->VMS_type=DBG$C_UCHAR; spnt->data_size = 1;}
+ else if(type_check("float")) {
+ spnt->VMS_type=DBG$C_REAL4; spnt->data_size = 4;}
+ else if(type_check("double")) {
+ spnt->VMS_type=DBG$C_REAL8; spnt->data_size = 8;}
+ pnt1=(char*) strchr(str,';')+1;
+ break;
+ case 's':
+ case 'u':
+ if(*pnt == 's') spnt->advanced= STRUCT;
+ else spnt->advanced= UNION;
+ spnt->VMS_type = DBG$C_ADVANCED_TYPE;
+ pnt1 = cvt_integer(pnt+1,&spnt->data_size);
+ if(forward_reference(pnt)) {
+ spnt->struc_numb = -1;
+ return 1;
+ }
+ spnt->struc_numb = ++structure_count;
+ pnt1--;
+ pnt=get_struct_name(str);
+ VMS_Def_Struct(spnt->struc_numb);
+ fpnt = f_ref_root;
+ while(fpnt != (struct forward_ref*) NULL){
+ if(fpnt->dbx_type == spnt->dbx_type) {
+ fpnt->resolved = 'Y';
+ VMS_Set_Struct(fpnt->struc_numb);
+ VMS_Store_Struct(spnt->struc_numb);};
+ fpnt = fpnt->next;};
+ VMS_Set_Struct(spnt->struc_numb);
+ i=0;
+ Local[i++] = 11+strlen(pnt);
+ Local[i++] = DBG$C_STRUCT_START;
+ Local[i++] = 0x80;
+ for(i1=0;i1<4;i1++) Local[i++] = 0x00;
+ Local[i++] = strlen(pnt);
+ pnt2=pnt;
+ while(*pnt2 != '\0') Local[i++] = *pnt2++;
+ i2=spnt->data_size * 8; /* number of bits */
+ pnt2=(char*) &i2;
+ for(i1=0;i1<4;i1++) Local[i++] = *pnt2++;
+ VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
+ if(pnt != symbol_name) {
+ pnt += strlen(pnt);
+ *pnt=':';}; /* replace colon for later */
+ while(*++pnt1 != ';'){
+ pnt=(char*) strchr(pnt1,':');
+ *pnt='\0';
+ pnt2=pnt1;
+ pnt1 = cvt_integer(pnt+1,&dtype);
+ pnt1 = cvt_integer(pnt1+1,&i2);
+ pnt1 = cvt_integer(pnt1+1,&i3);
+ if((dtype == 1) && (i3 != 32)) { /* bitfield */
+ Apoint = 0;
+ push(19+strlen(pnt2),1);
+ push(0xfa22,2);
+ push(1+strlen(pnt2),4);
+ push(strlen(pnt2),1);
+ while(*pnt2 != '\0') push(*pnt2++,1);
+ push(i3,2); /* size of bitfield */
+ push(0x0d22,2);
+ push(0x00,4);
+ push(i2,4); /* start position */
+ VMS_Store_Immediate_Data(Asuffix,Apoint,OBJ$C_DBG);
+ Apoint=0;
+ }else{
+ Local[i++] = 7+strlen(pnt2);
+ spnt1 = find_symbol(dtype);
/* check if this is a forward reference */
- if(spnt1 != (struct VMS_DBG_Symbol*) NULL)
- Local[i++] = spnt1->VMS_type;
- else
- Local[i++] = DBG$C_ADVANCED_TYPE;
- Local[i++] = DBG$C_STRUCT_ITEM;
- pnt=(char*) &i2;
- for(i1=0;i1<4;i1++) Local[i++] = *pnt++;
- Local[i++] = strlen(pnt2);
- while(*pnt2 != '\0') Local[i++] = *pnt2++;
- VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
- if(spnt1 == (struct VMS_DBG_Symbol*) NULL)
- generate_suffix(spnt1,dtype);
- else if(spnt1->VMS_type == DBG$C_ADVANCED_TYPE)
- generate_suffix(spnt1,0);
- };
- };
- pnt1++;
- Local[i++] = 0x01; /* length byte */
- Local[i++] = DBG$C_STRUCT_END;
- VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
- break;
- case 'e':
- spnt->advanced= ENUM;
- spnt->VMS_type = DBG$C_ADVANCED_TYPE;
- spnt->struc_numb = ++structure_count;
- spnt->data_size=4;
- VMS_Def_Struct(spnt->struc_numb);
- fpnt = f_ref_root;
- while(fpnt != (struct forward_ref*) NULL){
- if(fpnt->dbx_type == spnt->dbx_type) {
- fpnt->resolved = 'Y';
- VMS_Set_Struct(fpnt->struc_numb);
- VMS_Store_Struct(spnt->struc_numb);};
- fpnt = fpnt->next;};
- VMS_Set_Struct(spnt->struc_numb);
- i=0;
- Local[i++] = 3+strlen(symbol_name);
- Local[i++] = DBG$C_ENUM_START;
- Local[i++] = 0x20;
- Local[i++] = strlen(symbol_name);
- pnt2=symbol_name;
+ if(spnt1 != (struct VMS_DBG_Symbol*) NULL)
+ Local[i++] = spnt1->VMS_type;
+ else
+ Local[i++] = DBG$C_ADVANCED_TYPE;
+ Local[i++] = DBG$C_STRUCT_ITEM;
+ pnt=(char*) &i2;
+ for(i1=0;i1<4;i1++) Local[i++] = *pnt++;
+ Local[i++] = strlen(pnt2);
while(*pnt2 != '\0') Local[i++] = *pnt2++;
VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
- while(*++pnt != ';') {
- pnt1=(char*) strchr(pnt,':');
- *pnt1++='\0';
- pnt1 = cvt_integer(pnt1,&i1);
- Local[i++] = 7+strlen(pnt);
- Local[i++] = DBG$C_ENUM_ITEM;
- Local[i++] = 0x00;
- pnt2=(char*) &i1;
- for(i2=0;i2<4;i2++) Local[i++] = *pnt2++;
- Local[i++] = strlen(pnt);
- pnt2=pnt;
- while(*pnt != '\0') Local[i++] = *pnt++;
- VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
- pnt= pnt1; /* Skip final semicolon */
- };
- Local[i++] = 0x01; /* len byte */
- Local[i++] = DBG$C_ENUM_END;
- VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
- pnt1=pnt + 1;
- break;
- case 'a':
- spnt->advanced= ARRAY;
- spnt->VMS_type = DBG$C_ADVANCED_TYPE;
- pnt=(char*)strchr(pnt,';'); if (pnt == (char*) NULL) return 1;
- pnt1 = cvt_integer(pnt+1,&spnt->index_min);
- pnt1 = cvt_integer(pnt1+1,&spnt->index_max);
- pnt1 = cvt_integer(pnt1+1,&spnt->type2);
- break;
- case 'f':
- spnt->advanced= FUNCTION;
- spnt->VMS_type = DBG$C_FUNCTION_ADDR;
- /* this masquerades as a basic type*/
- spnt->data_size=4;
- pnt1 = cvt_integer(pnt+1,&spnt->type2);
- break;
- case '*':
- spnt->advanced= POINTER;
- spnt->VMS_type = DBG$C_ADVANCED_TYPE;
- spnt->data_size=4;
- pnt1 = cvt_integer(pnt+1,&spnt->type2);
- pnt=(char*)strchr(str+1,'=');
- if((pnt != (char*) NULL))
- if(VMS_typedef_parse(pnt) == 1 ) return 1;
- break;
- default:
- spnt->advanced= UNKNOWN;
- spnt->VMS_type = 0;
- printf("gcc-as warning(debugger output):");
- printf(" %d is an unknown type of variable.\n",spnt->dbx_type);
- return 1; /* unable to decipher */
+ if(spnt1 == (struct VMS_DBG_Symbol*) NULL)
+ generate_suffix(spnt1,dtype);
+ else if(spnt1->VMS_type == DBG$C_ADVANCED_TYPE)
+ generate_suffix(spnt1,0);
+ };
};
-/* this removes the evidence of the definition so that the outer levels of
-parsing do not have to worry about it */
- pnt=str;
- while (*pnt1 != '\0') *pnt++ = *pnt1++;
- *pnt = '\0';
- return 0;
+ pnt1++;
+ Local[i++] = 0x01; /* length byte */
+ Local[i++] = DBG$C_STRUCT_END;
+ VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
+ break;
+ case 'e':
+ spnt->advanced= ENUM;
+ spnt->VMS_type = DBG$C_ADVANCED_TYPE;
+ spnt->struc_numb = ++structure_count;
+ spnt->data_size=4;
+ VMS_Def_Struct(spnt->struc_numb);
+ fpnt = f_ref_root;
+ while(fpnt != (struct forward_ref*) NULL){
+ if(fpnt->dbx_type == spnt->dbx_type) {
+ fpnt->resolved = 'Y';
+ VMS_Set_Struct(fpnt->struc_numb);
+ VMS_Store_Struct(spnt->struc_numb);};
+ fpnt = fpnt->next;};
+ VMS_Set_Struct(spnt->struc_numb);
+ i=0;
+ Local[i++] = 3+strlen(symbol_name);
+ Local[i++] = DBG$C_ENUM_START;
+ Local[i++] = 0x20;
+ Local[i++] = strlen(symbol_name);
+ pnt2=symbol_name;
+ while(*pnt2 != '\0') Local[i++] = *pnt2++;
+ VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
+ while(*++pnt != ';') {
+ pnt1=(char*) strchr(pnt,':');
+ *pnt1++='\0';
+ pnt1 = cvt_integer(pnt1,&i1);
+ Local[i++] = 7+strlen(pnt);
+ Local[i++] = DBG$C_ENUM_ITEM;
+ Local[i++] = 0x00;
+ pnt2=(char*) &i1;
+ for(i2=0;i2<4;i2++) Local[i++] = *pnt2++;
+ Local[i++] = strlen(pnt);
+ pnt2=pnt;
+ while(*pnt != '\0') Local[i++] = *pnt++;
+ VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
+ pnt= pnt1; /* Skip final semicolon */
+ };
+ Local[i++] = 0x01; /* len byte */
+ Local[i++] = DBG$C_ENUM_END;
+ VMS_Store_Immediate_Data(Local, i, OBJ$C_DBG); i=0;
+ pnt1=pnt + 1;
+ break;
+ case 'a':
+ spnt->advanced= ARRAY;
+ spnt->VMS_type = DBG$C_ADVANCED_TYPE;
+ pnt=(char*)strchr(pnt,';'); if (pnt == (char*) NULL) return 1;
+ pnt1 = cvt_integer(pnt+1,&spnt->index_min);
+ pnt1 = cvt_integer(pnt1+1,&spnt->index_max);
+ pnt1 = cvt_integer(pnt1+1,&spnt->type2);
+ break;
+ case 'f':
+ spnt->advanced= FUNCTION;
+ spnt->VMS_type = DBG$C_FUNCTION_ADDR;
+ /* this masquerades as a basic type*/
+ spnt->data_size=4;
+ pnt1 = cvt_integer(pnt+1,&spnt->type2);
+ break;
+ case '*':
+ spnt->advanced= POINTER;
+ spnt->VMS_type = DBG$C_ADVANCED_TYPE;
+ spnt->data_size=4;
+ pnt1 = cvt_integer(pnt+1,&spnt->type2);
+ pnt=(char*)strchr(str+1,'=');
+ if((pnt != (char*) NULL))
+ if(VMS_typedef_parse(pnt) == 1 ) return 1;
+ break;
+ default:
+ spnt->advanced= UNKNOWN;
+ spnt->VMS_type = 0;
+ printf("gcc-as warning(debugger output):");
+ printf(" %d is an unknown type of variable.\n",spnt->dbx_type);
+ return 1; /* unable to decipher */
+ };
+ /* this removes the evidence of the definition so that the outer levels of
+ parsing do not have to worry about it */
+ pnt=str;
+ while (*pnt1 != '\0') *pnt++ = *pnt1++;
+ *pnt = '\0';
+ return 0;
}
*/
int VMS_LSYM_Parse(){
char *pnt;
- char *pnt1;
- char *pnt2;
- char *str;
- char fixit[10];
- int incomplete,i,pass,incom1;
- struct VMS_DBG_Symbol* spnt;
- struct VMS_Symbol * vsp;
- struct forward_ref * fpnt;
- symbolS * sp;
- pass=0;
+ char *pnt1;
+ char *pnt2;
+ char *str;
+ char fixit[10];
+ int incomplete,i,pass,incom1;
+ struct VMS_DBG_Symbol* spnt;
+ struct VMS_Symbol * vsp;
+ struct forward_ref * fpnt;
+ symbolS * sp;
+ pass=0;
+ incomplete = 0;
+ do{
+ incom1=incomplete;
incomplete = 0;
- do{
- incom1=incomplete;
- incomplete = 0;
- for(sp = symbol_rootP; sp; sp = symbol_next(sp)) {
+ for(sp = symbol_rootP; sp; sp = symbol_next(sp)) {
+ /*
+ * Deal with STAB symbols
+ */
+ if ((sp->sy_nlist.n_type & N_STAB) != 0) {
/*
- * Deal with STAB symbols
+ * Dispatch on STAB type
*/
- if ((sp->sy_nlist.n_type & N_STAB) != 0) {
- /*
- * Dispatch on STAB type
- */
- switch((unsigned char)sp->sy_nlist.n_type) {
- case N_GSYM:
- case N_LCSYM:
- case N_STSYM:
- case N_PSYM:
- case N_RSYM:
- case N_LSYM:
- case N_FUN: /*sometimes these contain typedefs*/
- str=sp->sy_nlist.n_un.n_name;
- symbol_name = str;
- pnt=(char*)strchr(str,':');
- if(pnt== (char*) NULL) break;
- *pnt='\0';
- pnt1=pnt+1;
- pnt2=(char*)strchr(pnt1,'=');
- if(pnt2 == (char*) NULL){
- *pnt=':'; /* replace colon */
- break;}; /* no symbol here */
- incomplete += VMS_typedef_parse(pnt2);
- *pnt=':'; /* put back colon so variable def code finds dbx_type*/
- break;
- } /*switch*/
- } /* if */
- } /*for*/
+ switch((unsigned char)sp->sy_nlist.n_type) {
+ case N_GSYM:
+ case N_LCSYM:
+ case N_STSYM:
+ case N_PSYM:
+ case N_RSYM:
+ case N_LSYM:
+ case N_FUN: /*sometimes these contain typedefs*/
+ str=sp->sy_nlist.n_un.n_name;
+ symbol_name = str;
+ pnt=(char*)strchr(str,':');
+ if(pnt== (char*) NULL) break;
+ *pnt='\0';
+ pnt1=pnt+1;
+ pnt2=(char*)strchr(pnt1,'=');
+ if(pnt2 == (char*) NULL){
+ *pnt=':'; /* replace colon */
+ break;}; /* no symbol here */
+ incomplete += VMS_typedef_parse(pnt2);
+ *pnt=':'; /* put back colon so variable def code finds dbx_type*/
+ break;
+ } /*switch*/
+ } /* if */
+ } /*for*/
pass++;
- } while((incomplete != 0) && (incomplete != incom1 ));
- /* repeat until all refs resolved if possible */
-/* if(pass > 1) printf(" Required %d passes\n",pass);*/
- if(incomplete != 0){
+ } while((incomplete != 0) && (incomplete != incom1 ));
+ /* repeat until all refs resolved if possible */
+ /* if(pass > 1) printf(" Required %d passes\n",pass);*/
+ if(incomplete != 0){
+ printf("gcc-as warning(debugger output):");
+ printf("Unable to resolve %d circular references.\n",incomplete);
+ };
+ fpnt = f_ref_root;
+ symbol_name="\0";
+ while(fpnt != (struct forward_ref*) NULL){
+ if(fpnt->resolved != 'Y') {
+ if( find_symbol(fpnt->dbx_type) !=
+ (struct VMS_DBG_Symbol*) NULL){
printf("gcc-as warning(debugger output):");
- printf("Unable to resolve %d circular references.\n",incomplete);
- };
- fpnt = f_ref_root;
- symbol_name="\0";
- while(fpnt != (struct forward_ref*) NULL){
- if(fpnt->resolved != 'Y') {
- if( find_symbol(fpnt->dbx_type) !=
- (struct VMS_DBG_Symbol*) NULL){
- printf("gcc-as warning(debugger output):");
- printf("Forward reference error, dbx type %d\n",
- fpnt->dbx_type);
- break;};
- fixit[0]=0;
- sprintf(&fixit[1],"%d=s4;",fpnt->dbx_type);
- pnt2=(char*)strchr(&fixit[1],'=');
- VMS_typedef_parse(pnt2);
- };
- fpnt = fpnt->next;};
+ printf("Forward reference error, dbx type %d\n",
+ fpnt->dbx_type);
+ break;};
+ fixit[0]=0;
+ sprintf(&fixit[1],"%d=s4;",fpnt->dbx_type);
+ pnt2=(char*)strchr(&fixit[1],'=');
+ VMS_typedef_parse(pnt2);
+ };
+ fpnt = fpnt->next;};
}
static symbolS* Current_Routine;
static Define_Local_Symbols(symbolS* s1,symbolS* s2){
symbolS * symbolP1;
- for(symbolP1 = symbol_next(s1); symbolP1 != s2; symbolP1 = symbol_next(symbolP1)) {
- if (symbolP1 == (symbolS *)NULL) return;
- if (symbolP1->sy_nlist.n_type == N_FUN) return;
- /*
- * Deal with STAB symbols
- */
- if ((symbolP1->sy_nlist.n_type & N_STAB) != 0) {
- /*
- * Dispatch on STAB type
- */
- switch((unsigned char)symbolP1->sy_nlist.n_type) {
- case N_LSYM:
- case N_PSYM:
- VMS_local_stab_Parse(symbolP1);
- break;
- case N_RSYM:
- VMS_RSYM_Parse(symbolP1,Current_Routine,Text_Psect);
- break;
- } /*switch*/
- } /* if */
- } /* for */
+ for(symbolP1 = symbol_next(s1); symbolP1 != s2; symbolP1 = symbol_next(symbolP1)) {
+ if (symbolP1 == (symbolS *)NULL) return;
+ if (symbolP1->sy_nlist.n_type == N_FUN) return;
+ /*
+ * Deal with STAB symbols
+ */
+ if ((symbolP1->sy_nlist.n_type & N_STAB) != 0) {
+ /*
+ * Dispatch on STAB type
+ */
+ switch((unsigned char)symbolP1->sy_nlist.n_type) {
+ case N_LSYM:
+ case N_PSYM:
+ VMS_local_stab_Parse(symbolP1);
+ break;
+ case N_RSYM:
+ VMS_RSYM_Parse(symbolP1,Current_Routine,Text_Psect);
+ break;
+ } /*switch*/
+ } /* if */
+ } /* for */
}
static symbolS* Define_Routine(symbolS* symbolP,int Level){
symbolS * sstart;
- symbolS * symbolP1;
- char str[10];
- char * pnt;
- int rcount = 0;
- int Offset;
- sstart = symbolP;
- for(symbolP1 = symbol_next(symbolP); symbolP1; symbolP1 = symbol_next(symbolP1)) {
- if (symbolP1->sy_nlist.n_type == N_FUN) break;
- /*
- * Deal with STAB symbols
- */
- if ((symbolP1->sy_nlist.n_type & N_STAB) != 0) {
- /*
- * Dispatch on STAB type
- */
- if((unsigned char)symbolP1->sy_nlist.n_type == N_FUN) break;
- switch((unsigned char)symbolP1->sy_nlist.n_type) {
- case N_LBRAC:
- if(Level != 0) {
- pnt = str +sprintf(str,"$%d",rcount++);
- *pnt = '\0';
- VMS_TBT_Block_Begin(symbolP1,Text_Psect,str);
- };
- Offset = symbolP1->sy_nlist.n_value;
- Define_Local_Symbols(sstart,symbolP1);
- symbolP1 =
- Define_Routine(symbolP1,Level+1);
- if(Level != 0)
- VMS_TBT_Block_End(symbolP1->sy_nlist.n_value -
- Offset);
- sstart=symbolP1;
- break;
- case N_RBRAC:
- return symbolP1;
- } /*switch*/
- } /* if */
- } /* for */
- /* we end up here if there were no brackets in this function. Define
-everything */
- Define_Local_Symbols(sstart,(symbolS *) 0);
+ symbolS * symbolP1;
+ char str[10];
+ char * pnt;
+ int rcount = 0;
+ int Offset;
+ sstart = symbolP;
+ for(symbolP1 = symbol_next(symbolP); symbolP1; symbolP1 = symbol_next(symbolP1)) {
+ if (symbolP1->sy_nlist.n_type == N_FUN) break;
+ /*
+ * Deal with STAB symbols
+ */
+ if ((symbolP1->sy_nlist.n_type & N_STAB) != 0) {
+ /*
+ * Dispatch on STAB type
+ */
+ if((unsigned char)symbolP1->sy_nlist.n_type == N_FUN) break;
+ switch((unsigned char)symbolP1->sy_nlist.n_type) {
+ case N_LBRAC:
+ if(Level != 0) {
+ pnt = str +sprintf(str,"$%d",rcount++);
+ *pnt = '\0';
+ VMS_TBT_Block_Begin(symbolP1,Text_Psect,str);
+ };
+ Offset = symbolP1->sy_nlist.n_value;
+ Define_Local_Symbols(sstart,symbolP1);
+ symbolP1 =
+ Define_Routine(symbolP1,Level+1);
+ if(Level != 0)
+ VMS_TBT_Block_End(symbolP1->sy_nlist.n_value -
+ Offset);
+ sstart=symbolP1;
+ break;
+ case N_RBRAC:
+ return symbolP1;
+ } /*switch*/
+ } /* if */
+ } /* for */
+ /* we end up here if there were no brackets in this function. Define
+ everything */
+ Define_Local_Symbols(sstart,(symbolS *) 0);
}
VMS_DBG_Define_Routine(symbolS* symbolP,symbolS* Curr_Routine,int Txt_Psect){
Current_Routine = Curr_Routine;
- Text_Psect = Txt_Psect;
- Define_Routine(symbolP,0);
+ Text_Psect = Txt_Psect;
+ Define_Routine(symbolP,0);
}
+
+/* end of vms-dbg.c */
/* vms.c -- Write out a VAX/VMS object file
Copyright (C) 1987, 1988 Free Software Foundation, Inc.
-
-This file is part of GAS, the GNU Assembler.
-
-GAS is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GAS is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GAS; see the file COPYING. If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+ This file is part of GAS, the GNU Assembler.
+
+ GAS is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ GAS is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with GAS; see the file COPYING. If not, write to
+ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Written by David L. Kashtan */
#include <ctype.h>
#include <vms/xabfhcdef.h> /* Define File Header XAB */
const pseudo_typeS obj_pseudo_table[] = {
- { "const", s_const, 0 },
-
+{ "const", s_const, 0 },
+
}; /* obj_pseudo_table */
/*
* We augment the "gas" symbol structure with this
*/
struct VMS_Symbol {
- struct VMS_Symbol *Next;
- struct symbol *Symbol;
- int Size;
- int Psect_Index;
- int Psect_Offset;
- };
+ struct VMS_Symbol *Next;
+struct symbol *Symbol;
+int Size;
+int Psect_Index;
+int Psect_Offset;
+};
struct VMS_Symbol *VMS_Symbols = 0;
/* we need this to keep track of the various input files, so that we can
*/
struct input_file{
- struct input_file* next;
- struct input_file* same_file_fpnt;
- int file_number;
- int max_line;
- int min_line;
- int offset;
- char flag;
- char * name;
- symbolS * spnt;
- };
+ struct input_file* next;
+struct input_file* same_file_fpnt;
+int file_number;
+int max_line;
+int min_line;
+int offset;
+char flag;
+char * name;
+symbolS * spnt;
+};
static struct input_file * file_root = (struct input_file*)NULL;
-
-struct input_file * find_file(symbolS *);
-
-\f
-/*
- * If the procedure "main()" exists we have to add the instruction
- * "jsb c$main_args" at the beginning to be compatible with VAX-11 "C".
- */
-VMS_Check_For_Main()
+
+ struct input_file * find_file(symbolS *);
+
+ \f
+ /*
+ * If the procedure "main()" exists we have to add the instruction
+ * "jsb c$main_args" at the beginning to be compatible with VAX-11 "C".
+ */
+ VMS_Check_For_Main()
{
- register symbolS *symbolP;
+ register symbolS *symbolP;
#ifdef HACK_DEC_C_STARTUP /* JF */
- register struct frchain *frchainP;
- register fragS *fragP;
- register fragS **prev_fragPP;
- register struct fix *fixP;
- register fragS *New_Frag;
- int i;
+ register struct frchain *frchainP;
+ register fragS *fragP;
+ register fragS **prev_fragPP;
+ register struct fix *fixP;
+ register fragS *New_Frag;
+ int i;
#endif HACK_DEC_C_STARTUP
-
- symbolP = (struct symbol *)symbol_find("_main");
- if (symbolP && (symbolP->sy_nlist.n_type == (N_TEXT | N_EXT))) {
+
+ symbolP = (struct symbol *)symbol_find("_main");
+ if (symbolP && (symbolP->sy_nlist.n_type == (N_TEXT | N_EXT))) {
#ifdef HACK_DEC_C_STARTUP
if( !flagseen['+']) {
#endif
- /*
- * Remember the entry point symbol
- */
- Entry_Point_Symbol = symbolP;
+ /*
+ * Remember the entry point symbol
+ */
+ Entry_Point_Symbol = symbolP;
#ifdef HACK_DEC_C_STARTUP
} else {
+ /*
+ * Scan all the fragment chains for the one with "_main"
+ * (Actually we know the fragment from the symbol, but we need
+ * the previous fragment so we can change its pointer)
+ */
+ frchainP = frchain_root;
+ while(frchainP) {
/*
- * Scan all the fragment chains for the one with "_main"
- * (Actually we know the fragment from the symbol, but we need
- * the previous fragment so we can change its pointer)
+ * Scan all the fragments in this chain, remembering
+ * the "previous fragment"
*/
- frchainP = frchain_root;
- while(frchainP) {
+ prev_fragPP = &frchainP->frch_root;
+ fragP = frchainP->frch_root;
+ while(fragP && (fragP != frchainP->frch_last)) {
+ /*
+ * Is this the fragment?
+ */
+ if (fragP == symbolP->sy_frag) {
/*
- * Scan all the fragments in this chain, remembering
- * the "previous fragment"
+ * Yes: Modify the fragment by replacing
+ * it with a new fragment.
*/
- prev_fragPP = &frchainP->frch_root;
- fragP = frchainP->frch_root;
- while(fragP && (fragP != frchainP->frch_last)) {
- /*
- * Is this the fragment?
- */
- if (fragP == symbolP->sy_frag) {
- /*
- * Yes: Modify the fragment by replacing
- * it with a new fragment.
- */
- New_Frag = (fragS *)
- xmalloc(sizeof(*New_Frag) +
- fragP->fr_fix +
- fragP->fr_var +
- 5);
- /*
- * The fragments are the same except
- * that the "fixed" area is larger
- */
- *New_Frag = *fragP;
- New_Frag->fr_fix += 6;
- /*
- * Copy the literal data opening a hole
- * 2 bytes after "_main" (i.e. just after
- * the entry mask). Into which we place
- * the JSB instruction.
- */
- New_Frag->fr_literal[0] = fragP->fr_literal[0];
- New_Frag->fr_literal[1] = fragP->fr_literal[1];
- New_Frag->fr_literal[2] = 0x16; /* Jsb */
- New_Frag->fr_literal[3] = 0xef;
- New_Frag->fr_literal[4] = 0;
- New_Frag->fr_literal[5] = 0;
- New_Frag->fr_literal[6] = 0;
- New_Frag->fr_literal[7] = 0;
- for(i = 2; i < fragP->fr_fix + fragP->fr_var; i++)
- New_Frag->fr_literal[i+6] =
- fragP->fr_literal[i];
- /*
- * Now replace the old fragment with the
- * newly generated one.
- */
- *prev_fragPP = New_Frag;
- /*
- * Remember the entry point symbol
- */
- Entry_Point_Symbol = symbolP;
- /*
- * Scan the text area fixup structures
- * as offsets in the fragment may have
- * changed
- */
- for(fixP = text_fix_root; fixP; fixP = fixP->fx_next) {
- /*
- * Look for references to this
- * fragment.
- */
- if (fixP->fx_frag == fragP) {
- /*
- * Change the fragment
- * pointer
- */
- fixP->fx_frag = New_Frag;
- /*
- * If the offset is after
- * the entry mask we need
- * to account for the JSB
- * instruction we just
- * inserted.
- */
- if (fixP->fx_where >= 2)
- fixP->fx_where += 6;
- }
- }
- /*
- * Scan the symbols as offsets in the
- * fragment may have changed
- */
- for(symbolP = symbol_rootP;
- symbolP;
- symbolP = symbol_next(symbolP)) {
- /*
- * Look for references to this
- * fragment.
- */
- if (symbolP->sy_frag == fragP) {
- /*
- * Change the fragment
- * pointer
- */
- symbolP->sy_frag = New_Frag;
- /*
- * If the offset is after
- * the entry mask we need
- * to account for the JSB
- * instruction we just
- * inserted.
- */
- if (symbolP->sy_nlist.n_value >= 2)
- symbolP->sy_nlist.n_value += 6;
- }
- }
- /*
- * Make a symbol reference to
- * "_c$main_args" so we can get
- * its address inserted into the
- * JSB instruction.
- */
- symbolP = (symbolS *)xmalloc(sizeof(*symbolP));
- symbolP->sy_nlist.n_un.n_name = "_c$main_args";
- symbolP->sy_nlist.n_type = N_UNDF;
- symbolP->sy_nlist.n_other = 0;
- symbolP->sy_nlist.n_desc = 0;
- symbolP->sy_nlist.n_value = 0;
- symbolP->sy_name_offset = 0;
- symbolP->sy_number = 0;
- symbolP->sy_frag = New_Frag;
- symbolP->sy_forward = 0;
- /* this actually inserts at the beginning of the list */
- symbol_append(symbol_rootP, symbolP, &symbol_rootP, &symbol_lastP);
-
- symbol_rootP = symbolP;
- /*
- * Generate a text fixup structure
- * to get "_c$main_args" stored into the
- * JSB instruction.
- */
- fixP = (struct fix *)xmalloc(sizeof(*fixP));
- fixP->fx_frag = New_Frag;
- fixP->fx_where = 4;
- fixP->fx_addsy = symbolP;
- fixP->fx_subsy = 0;
- fixP->fx_offset = 0;
- fixP->fx_size = sizeof(long);
- fixP->fx_pcrel = 1;
- fixP->fx_next = text_fix_root;
- text_fix_root = fixP;
- /*
- * Now make sure we exit from the loop
- */
- frchainP = 0;
- break;
- }
- /*
- * Try the next fragment
- */
- prev_fragPP = &fragP->fr_next;
- fragP = fragP->fr_next;
- }
+ New_Frag = (fragS *)
+ xmalloc(sizeof(*New_Frag) +
+ fragP->fr_fix +
+ fragP->fr_var +
+ 5);
/*
- * Try the next fragment chain
+ * The fragments are the same except
+ * that the "fixed" area is larger
*/
- if (frchainP) frchainP=frchainP->frch_next;
- }
- }
-#endif /* HACK_DEC_C_STARTUP */
- }
-}
-\f
-/*
- * Write a VAX/VMS object file (everything else has been done!)
- */
-VMS_write_object_file(text_siz, data_siz, text_frag_root, data_frag_root)
-unsigned text_siz;
-unsigned data_siz;
-struct frag *text_frag_root;
-struct frag *data_frag_root;
-{
- register fragS * fragP;
- register symbolS * symbolP;
- register symbolS * sp;
- register struct fix * fixP;
- register struct VMS_Symbol * vsp;
- int Local_Initialized_Data_Size = 0;
- int Psect_Number = 0; /* Psect Index Number */
- int Text_Psect = -1; /* Text Psect Index */
- int Data_Psect = -2; /* Data Psect Index JF: Was -1 */
- int Bss_Psect = -3; /* Bss Psect Index JF: Was -1 */
-
- /*
- * Create the VMS object file
- */
- Create_VMS_Object_File();
- /*
- * Write the module header records
- */
- Write_VMS_MHD_Records();
-\f
- /*
- * Generate the VMS object file records
- * 1st GSD then TIR records
- */
-
- /******* Global Symbol Dictionary *******/
- /*
- * Define the Text Psect
- */
- if (text_siz > 0) {
- Text_Psect = Psect_Number++;
- VMS_Psect_Spec("$code",text_siz,"TEXT");
- }
- /*
- * Define the BSS Psect
- */
- if (local_bss_counter > 0) {
- Bss_Psect = Psect_Number++;
- VMS_Psect_Spec("$uninitialized_data",local_bss_counter,"DATA");
- }
- /*
- * Now scan the symbols and emit the appropriate GSD records
- */
- for (sp = symbol_rootP; sp; sp = symbol_next(sp)) {
- /*
- * Dispatch on symbol type
- */
- switch(sp->sy_type) {
+ *New_Frag = *fragP;
+ New_Frag->fr_fix += 6;
/*
- * Global uninitialized data
+ * Copy the literal data opening a hole
+ * 2 bytes after "_main" (i.e. just after
+ * the entry mask). Into which we place
+ * the JSB instruction.
*/
- case N_UNDF | N_EXT:
- /*
- * Make a VMS data symbol entry
- */
- vsp = (struct VMS_Symbol *)
- xmalloc(sizeof(*vsp));
- vsp->Symbol = sp;
- vsp->Size = sp->sy_nlist.n_value;
- vsp->Psect_Index = Psect_Number++;
- vsp->Psect_Offset = 0;
- vsp->Next = VMS_Symbols;
- VMS_Symbols = vsp;
- sp->sy_number = (int)vsp;
- /*
- * Make the psect for this data
- */
- if(sp->sy_nlist.n_other)
- VMS_Psect_Spec(sp->sy_nlist.n_un.n_name,
- vsp->Size,
- "CONST");
- else
- VMS_Psect_Spec(sp->sy_nlist.n_un.n_name,
- vsp->Size,
- "COMMON");
-#ifdef NOT_VAX_11_C_COMPATIBLE
- /*
- * Place a global symbol at the
- * beginning of the Psect
- */
- VMS_Global_Symbol_Spec(sp->sy_nlist.n_un.n_name,
- vsp->Psect_Index,
- 0,
- 1);
-#endif NOT_VAX_11_C_COMPATIBLE
- break;
+ New_Frag->fr_literal[0] = fragP->fr_literal[0];
+ New_Frag->fr_literal[1] = fragP->fr_literal[1];
+ New_Frag->fr_literal[2] = 0x16; /* Jsb */
+ New_Frag->fr_literal[3] = 0xef;
+ New_Frag->fr_literal[4] = 0;
+ New_Frag->fr_literal[5] = 0;
+ New_Frag->fr_literal[6] = 0;
+ New_Frag->fr_literal[7] = 0;
+ for(i = 2; i < fragP->fr_fix + fragP->fr_var; i++)
+ New_Frag->fr_literal[i+6] =
+ fragP->fr_literal[i];
/*
- * Local uninitialized data
+ * Now replace the old fragment with the
+ * newly generated one.
*/
- case N_BSS:
- /*
- * Make a VMS data symbol entry
- */
- vsp = (struct VMS_Symbol *)
- xmalloc(sizeof(*vsp));
- vsp->Symbol = sp;
- vsp->Size = 0;
- vsp->Psect_Index = Bss_Psect;
- vsp->Psect_Offset =
- sp->sy_nlist.n_value -
- bss_address_frag . fr_address;
- vsp->Next = VMS_Symbols;
- VMS_Symbols = vsp;
- sp->sy_number = (int)vsp;
- break;
+ *prev_fragPP = New_Frag;
/*
- * Global initialized data
+ * Remember the entry point symbol
*/
- case N_DATA | N_EXT:
- /*
- * Make a VMS data symbol entry
- */
- vsp = (struct VMS_Symbol *)
- xmalloc(sizeof(*vsp));
- vsp->Symbol = sp;
- vsp->Size = VMS_Initialized_Data_Size(sp,
- text_siz + data_siz);
- vsp->Psect_Index = Psect_Number++;
- vsp->Psect_Offset = 0;
- vsp->Next = VMS_Symbols;
- VMS_Symbols = vsp;
- sp->sy_number = (int)vsp;
- /*
- * Make its psect
- */
- if(sp->sy_nlist.n_other)
- VMS_Psect_Spec(sp->sy_nlist.n_un.n_name,
- vsp->Size,
- "CONST");
- else
- VMS_Psect_Spec(sp->sy_nlist.n_un.n_name,
- vsp->Size,
- "COMMON");
-#ifdef NOT_VAX_11_C_COMPATIBLE
- /*
- * Place a global symbol at the
- * beginning of the Psect
- */
- VMS_Global_Symbol_Spec(sp->sy_nlist.n_un.n_name,
- vsp->Psect_Index,
- 0,
- 1);
-#endif NOT_VAX_11_C_COMPATIBLE
- break;
+ Entry_Point_Symbol = symbolP;
/*
- * Local initialized data
+ * Scan the text area fixup structures
+ * as offsets in the fragment may have
+ * changed
*/
- case N_DATA:
+ for(fixP = text_fix_root; fixP; fixP = fixP->fx_next) {
+ /*
+ * Look for references to this
+ * fragment.
+ */
+ if (fixP->fx_frag == fragP) {
+ /*
+ * Change the fragment
+ * pointer
+ */
+ fixP->fx_frag = New_Frag;
/*
- * Make a VMS data symbol entry
+ * If the offset is after
+ * the entry mask we need
+ * to account for the JSB
+ * instruction we just
+ * inserted.
*/
- vsp = (struct VMS_Symbol *)
- xmalloc(sizeof(*vsp));
- vsp->Symbol = sp;
- vsp->Size =
- VMS_Initialized_Data_Size(sp,
- text_siz + data_siz);
- vsp->Psect_Index = Data_Psect;
- vsp->Psect_Offset =
- Local_Initialized_Data_Size;
- Local_Initialized_Data_Size += vsp->Size;
- vsp->Next = VMS_Symbols;
- VMS_Symbols = vsp;
- sp->sy_number = (int)vsp;
- break;
+ if (fixP->fx_where >= 2)
+ fixP->fx_where += 6;
+ }
+ }
/*
- * Global Text definition
+ * Scan the symbols as offsets in the
+ * fragment may have changed
*/
- case N_TEXT | N_EXT: {
- unsigned short Entry_Mask;
-
+ for(symbolP = symbol_rootP;
+ symbolP;
+ symbolP = symbol_next(symbolP)) {
+ /*
+ * Look for references to this
+ * fragment.
+ */
+ if (symbolP->sy_frag == fragP) {
/*
- * Get the entry mask
+ * Change the fragment
+ * pointer
*/
- fragP = sp->sy_frag;
- Entry_Mask = (fragP->fr_literal[0] & 0xff) +
- ((fragP->fr_literal[1] & 0xff)
- << 8);
+ symbolP->sy_frag = New_Frag;
/*
- * Define the Procedure entry pt.
+ * If the offset is after
+ * the entry mask we need
+ * to account for the JSB
+ * instruction we just
+ * inserted.
*/
- VMS_Procedure_Entry_Pt(sp->sy_nlist.n_un.n_name,
- Text_Psect,
- sp->sy_nlist.n_value,
- Entry_Mask);
- break;
+ if (symbolP->sy_nlist.n_value >= 2)
+ symbolP->sy_nlist.n_value += 6;
+ }
}
/*
- * Local Text definition
+ * Make a symbol reference to
+ * "_c$main_args" so we can get
+ * its address inserted into the
+ * JSB instruction.
*/
- case N_TEXT:
- /*
- * Make a VMS data symbol entry
- */
- if(Text_Psect != -1) {
- vsp = (struct VMS_Symbol *)
- xmalloc(sizeof(*vsp));
- vsp->Symbol = sp;
- vsp->Size = 0;
- vsp->Psect_Index = Text_Psect;
- vsp->Psect_Offset = sp->sy_nlist.n_value;
- vsp->Next = VMS_Symbols;
- VMS_Symbols = vsp;
- sp->sy_number = (int)vsp;
- }
- break;
+ symbolP = (symbolS *)xmalloc(sizeof(*symbolP));
+ symbolP->sy_nlist.n_un.n_name = "_c$main_args";
+ symbolP->sy_nlist.n_type = N_UNDF;
+ symbolP->sy_nlist.n_other = 0;
+ symbolP->sy_nlist.n_desc = 0;
+ symbolP->sy_nlist.n_value = 0;
+ symbolP->sy_name_offset = 0;
+ symbolP->sy_number = 0;
+ symbolP->sy_frag = New_Frag;
+ symbolP->sy_forward = 0;
+ /* this actually inserts at the beginning of the list */
+ symbol_append(symbol_rootP, symbolP, &symbol_rootP, &symbol_lastP);
+
+ symbol_rootP = symbolP;
/*
- * Global Reference
+ * Generate a text fixup structure
+ * to get "_c$main_args" stored into the
+ * JSB instruction.
*/
- case N_UNDF:
- /*
- * Make a GSD global symbol reference
- * record.
- */
- VMS_Global_Symbol_Spec(sp->sy_nlist.n_un.n_name,
- 0,
- 0,
- 0);
- break;
+ fixP = (struct fix *)xmalloc(sizeof(*fixP));
+ fixP->fx_frag = New_Frag;
+ fixP->fx_where = 4;
+ fixP->fx_addsy = symbolP;
+ fixP->fx_subsy = 0;
+ fixP->fx_offset = 0;
+ fixP->fx_size = sizeof(long);
+ fixP->fx_pcrel = 1;
+ fixP->fx_next = text_fix_root;
+ text_fix_root = fixP;
/*
- * Anything else
+ * Now make sure we exit from the loop
*/
- default:
- /*
- * Ignore STAB symbols
- * Including .stabs emitted by g++
- */
- if ((sp->sy_type & N_STAB) != 0 || sp->sy_nlist.n_type==22)
- break;
- /*
- * Error
- */
- if(sp->sy_nlist.n_type !=22)
- printf(" ERROR, unknown type (%d)\n",
- sp->sy_nlist.n_type);
- break;
+ frchainP = 0;
+ break;
+ }
+ /*
+ * Try the next fragment
+ */
+ prev_fragPP = &fragP->fr_next;
+ fragP = fragP->fr_next;
}
+ /*
+ * Try the next fragment chain
+ */
+ if (frchainP) frchainP=frchainP->frch_next;
+ }
+ }
+#endif /* HACK_DEC_C_STARTUP */
+ }
+}
+\f
+/*
+ * Write a VAX/VMS object file (everything else has been done!)
+ */
+VMS_write_object_file(text_siz, data_siz, text_frag_root, data_frag_root)
+ unsigned text_siz;
+ unsigned data_siz;
+ struct frag *text_frag_root;
+ struct frag *data_frag_root;
+{
+ register fragS * fragP;
+ register symbolS * symbolP;
+ register symbolS * sp;
+ register struct fix * fixP;
+ register struct VMS_Symbol * vsp;
+ int Local_Initialized_Data_Size = 0;
+ int Psect_Number = 0; /* Psect Index Number */
+ int Text_Psect = -1; /* Text Psect Index */
+ int Data_Psect = -2; /* Data Psect Index JF: Was -1 */
+ int Bss_Psect = -3; /* Bss Psect Index JF: Was -1 */
+
+ /*
+ * Create the VMS object file
+ */
+ Create_VMS_Object_File();
+ /*
+ * Write the module header records
+ */
+ Write_VMS_MHD_Records();
+ \f
+ /*
+ * Generate the VMS object file records
+ * 1st GSD then TIR records
+ */
+
+ /******* Global Symbol Dictionary *******/
+ /*
+ * Define the Text Psect
+ */
+ if (text_siz > 0) {
+ Text_Psect = Psect_Number++;
+ VMS_Psect_Spec("$code",text_siz,"TEXT");
+ }
+ /*
+ * Define the BSS Psect
+ */
+ if (local_bss_counter > 0) {
+ Bss_Psect = Psect_Number++;
+ VMS_Psect_Spec("$uninitialized_data",local_bss_counter,"DATA");
+ }
+ /*
+ * Now scan the symbols and emit the appropriate GSD records
+ */
+ for (sp = symbol_rootP; sp; sp = symbol_next(sp)) {
+ /*
+ * Dispatch on symbol type
+ */
+ switch(sp->sy_type) {
+ /*
+ * Global uninitialized data
+ */
+ case N_UNDF | N_EXT:
+ /*
+ * Make a VMS data symbol entry
+ */
+ vsp = (struct VMS_Symbol *)
+ xmalloc(sizeof(*vsp));
+ vsp->Symbol = sp;
+ vsp->Size = sp->sy_nlist.n_value;
+ vsp->Psect_Index = Psect_Number++;
+ vsp->Psect_Offset = 0;
+ vsp->Next = VMS_Symbols;
+ VMS_Symbols = vsp;
+ sp->sy_number = (int)vsp;
+ /*
+ * Make the psect for this data
+ */
+ if(sp->sy_nlist.n_other)
+ VMS_Psect_Spec(sp->sy_nlist.n_un.n_name,
+ vsp->Size,
+ "CONST");
+ else
+ VMS_Psect_Spec(sp->sy_nlist.n_un.n_name,
+ vsp->Size,
+ "COMMON");
+#ifdef NOT_VAX_11_C_COMPATIBLE
+ /*
+ * Place a global symbol at the
+ * beginning of the Psect
+ */
+ VMS_Global_Symbol_Spec(sp->sy_nlist.n_un.n_name,
+ vsp->Psect_Index,
+ 0,
+ 1);
+#endif NOT_VAX_11_C_COMPATIBLE
+ break;
+ /*
+ * Local uninitialized data
+ */
+ case N_BSS:
+ /*
+ * Make a VMS data symbol entry
+ */
+ vsp = (struct VMS_Symbol *)
+ xmalloc(sizeof(*vsp));
+ vsp->Symbol = sp;
+ vsp->Size = 0;
+ vsp->Psect_Index = Bss_Psect;
+ vsp->Psect_Offset =
+ sp->sy_nlist.n_value -
+ bss_address_frag . fr_address;
+ vsp->Next = VMS_Symbols;
+ VMS_Symbols = vsp;
+ sp->sy_number = (int)vsp;
+ break;
+ /*
+ * Global initialized data
+ */
+ case N_DATA | N_EXT:
+ /*
+ * Make a VMS data symbol entry
+ */
+ vsp = (struct VMS_Symbol *)
+ xmalloc(sizeof(*vsp));
+ vsp->Symbol = sp;
+ vsp->Size = VMS_Initialized_Data_Size(sp,
+ text_siz + data_siz);
+ vsp->Psect_Index = Psect_Number++;
+ vsp->Psect_Offset = 0;
+ vsp->Next = VMS_Symbols;
+ VMS_Symbols = vsp;
+ sp->sy_number = (int)vsp;
+ /*
+ * Make its psect
+ */
+ if(sp->sy_nlist.n_other)
+ VMS_Psect_Spec(sp->sy_nlist.n_un.n_name,
+ vsp->Size,
+ "CONST");
+ else
+ VMS_Psect_Spec(sp->sy_nlist.n_un.n_name,
+ vsp->Size,
+ "COMMON");
+#ifdef NOT_VAX_11_C_COMPATIBLE
+ /*
+ * Place a global symbol at the
+ * beginning of the Psect
+ */
+ VMS_Global_Symbol_Spec(sp->sy_nlist.n_un.n_name,
+ vsp->Psect_Index,
+ 0,
+ 1);
+#endif NOT_VAX_11_C_COMPATIBLE
+ break;
+ /*
+ * Local initialized data
+ */
+ case N_DATA:
+ /*
+ * Make a VMS data symbol entry
+ */
+ vsp = (struct VMS_Symbol *)
+ xmalloc(sizeof(*vsp));
+ vsp->Symbol = sp;
+ vsp->Size =
+ VMS_Initialized_Data_Size(sp,
+ text_siz + data_siz);
+ vsp->Psect_Index = Data_Psect;
+ vsp->Psect_Offset =
+ Local_Initialized_Data_Size;
+ Local_Initialized_Data_Size += vsp->Size;
+ vsp->Next = VMS_Symbols;
+ VMS_Symbols = vsp;
+ sp->sy_number = (int)vsp;
+ break;
+ /*
+ * Global Text definition
+ */
+ case N_TEXT | N_EXT: {
+ unsigned short Entry_Mask;
+
+ /*
+ * Get the entry mask
+ */
+ fragP = sp->sy_frag;
+ Entry_Mask = (fragP->fr_literal[0] & 0xff) +
+ ((fragP->fr_literal[1] & 0xff)
+ << 8);
+ /*
+ * Define the Procedure entry pt.
+ */
+ VMS_Procedure_Entry_Pt(sp->sy_nlist.n_un.n_name,
+ Text_Psect,
+ sp->sy_nlist.n_value,
+ Entry_Mask);
+ break;
}
+ /*
+ * Local Text definition
+ */
+ case N_TEXT:
+ /*
+ * Make a VMS data symbol entry
+ */
+ if(Text_Psect != -1) {
+ vsp = (struct VMS_Symbol *)
+ xmalloc(sizeof(*vsp));
+ vsp->Symbol = sp;
+ vsp->Size = 0;
+ vsp->Psect_Index = Text_Psect;
+ vsp->Psect_Offset = sp->sy_nlist.n_value;
+ vsp->Next = VMS_Symbols;
+ VMS_Symbols = vsp;
+ sp->sy_number = (int)vsp;
+ }
+ break;
+ /*
+ * Global Reference
+ */
+ case N_UNDF:
+ /*
+ * Make a GSD global symbol reference
+ * record.
+ */
+ VMS_Global_Symbol_Spec(sp->sy_nlist.n_un.n_name,
+ 0,
+ 0,
+ 0);
+ break;
+ /*
+ * Anything else
+ */
+ default:
+ /*
+ * Ignore STAB symbols
+ * Including .stabs emitted by g++
+ */
+ if ((sp->sy_type & N_STAB) != 0 || sp->sy_nlist.n_type==22)
+ break;
+ /*
+ * Error
+ */
+ if(sp->sy_nlist.n_type !=22)
+ printf(" ERROR, unknown type (%d)\n",
+ sp->sy_nlist.n_type);
+ break;
+ }
+ }
+ /*
+ * Define the Data Psect
+ */
+ if ((data_siz > 0) && (Local_Initialized_Data_Size > 0)) {
/*
- * Define the Data Psect
+ * Do it
*/
- if ((data_siz > 0) && (Local_Initialized_Data_Size > 0)) {
- /*
- * Do it
- */
- Data_Psect = Psect_Number++;
- VMS_Psect_Spec("$data",
- Local_Initialized_Data_Size,
- "DATA");
+ Data_Psect = Psect_Number++;
+ VMS_Psect_Spec("$data",
+ Local_Initialized_Data_Size,
+ "DATA");
+ /*
+ * Scan the VMS symbols and fill in the data psect
+ */
+ for (vsp = VMS_Symbols; vsp; vsp = vsp->Next) {
+ /*
+ * Only look for undefined psects
+ */
+ if (vsp->Psect_Index < 0) {
/*
- * Scan the VMS symbols and fill in the data psect
+ * And only initialized data
*/
- for (vsp = VMS_Symbols; vsp; vsp = vsp->Next) {
- /*
- * Only look for undefined psects
- */
- if (vsp->Psect_Index < 0) {
- /*
- * And only initialized data
- */
- if (vsp->Symbol->sy_nlist.n_type == N_DATA)
- vsp->Psect_Index = Data_Psect;
- }
- }
+ if (vsp->Symbol->sy_nlist.n_type == N_DATA)
+ vsp->Psect_Index = Data_Psect;
+ }
+ }
+ }
+ \f
+ /******* Text Information and Relocation Records *******/
+ /*
+ * Write the text segment data
+ */
+ if (text_siz > 0) {
+ /*
+ * Scan the text fragments
+ */
+ for(fragP = text_frag_root; fragP; fragP = fragP->fr_next) {
+ /*
+ * Stop if we get to the data fragments
+ */
+ if (fragP == data_frag_root) break;
+ /*
+ * Ignore fragments with no data
+ */
+ if ((fragP->fr_fix == 0) && (fragP->fr_var == 0))
+ continue;
+ /*
+ * Go the the appropriate offset in the
+ * Text Psect.
+ */
+ VMS_Set_Psect(Text_Psect,fragP->fr_address,OBJ$C_TIR);
+ /*
+ * Store the "fixed" part
+ */
+ if (fragP->fr_fix)
+ VMS_Store_Immediate_Data(fragP->fr_literal,
+ fragP->fr_fix,
+ OBJ$C_TIR);
+ /*
+ * Store the "variable" part
+ */
+ if (fragP->fr_var && fragP->fr_offset)
+ VMS_Store_Repeated_Data(fragP->fr_offset,
+ fragP->fr_literal+
+ fragP->fr_fix,
+ fragP->fr_var,
+ OBJ$C_TIR);
}
-\f
- /******* Text Information and Relocation Records *******/
/*
- * Write the text segment data
- */
- if (text_siz > 0) {
+ * Now we go through the text segment fixups and
+ * generate TIR records to fix up addresses within
+ * the Text Psect
+ */
+ for(fixP = text_fix_root; fixP; fixP = fixP->fx_next) {
+ /*
+ * We DO handle the case of "Symbol - Symbol" as
+ * long as it is in the same segment.
+ */
+ if (fixP->fx_subsy && fixP->fx_addsy) {
+ int i;
+
/*
- * Scan the text fragments
+ * They need to be in the same segment
*/
- for(fragP = text_frag_root; fragP; fragP = fragP->fr_next) {
- /*
- * Stop if we get to the data fragments
- */
- if (fragP == data_frag_root) break;
- /*
- * Ignore fragments with no data
- */
- if ((fragP->fr_fix == 0) && (fragP->fr_var == 0))
- continue;
- /*
- * Go the the appropriate offset in the
- * Text Psect.
- */
- VMS_Set_Psect(Text_Psect,fragP->fr_address,OBJ$C_TIR);
- /*
- * Store the "fixed" part
- */
- if (fragP->fr_fix)
- VMS_Store_Immediate_Data(fragP->fr_literal,
- fragP->fr_fix,
- OBJ$C_TIR);
- /*
- * Store the "variable" part
- */
- if (fragP->fr_var && fragP->fr_offset)
- VMS_Store_Repeated_Data(fragP->fr_offset,
- fragP->fr_literal+
- fragP->fr_fix,
- fragP->fr_var,
- OBJ$C_TIR);
- }
+ if (fixP->fx_subsy->sy_type !=
+ fixP->fx_addsy->sy_type)
+ error("Fixup data addsy and subsy didn't have the same type");
/*
- * Now we go through the text segment fixups and
- * generate TIR records to fix up addresses within
- * the Text Psect
+ * And they need to be in one that we
+ * can check the psect on
*/
- for(fixP = text_fix_root; fixP; fixP = fixP->fx_next) {
- /*
- * We DO handle the case of "Symbol - Symbol" as
- * long as it is in the same segment.
- */
- if (fixP->fx_subsy && fixP->fx_addsy) {
- int i;
-
- /*
- * They need to be in the same segment
- */
- if (fixP->fx_subsy->sy_type !=
- fixP->fx_addsy->sy_type)
- error("Fixup data addsy and subsy didn't have the same type");
- /*
- * And they need to be in one that we
- * can check the psect on
- */
- if (((fixP->fx_addsy->sy_type & ~N_EXT) != N_DATA) &&
- ((fixP->fx_addsy->sy_type & ~N_EXT) != N_TEXT))
- error("Fixup data addsy and subsy didn't have an appropriate type");
- /*
- * This had better not be PC relative!
- */
- if (fixP->fx_pcrel)
- error("Fixup data was erroneously \"pcrel\"");
- /*
- * Subtract their values to get the
- * difference.
- */
- i = fixP->fx_addsy->sy_value -
- fixP->fx_subsy->sy_value;
- /*
- * Now generate the fixup object records
- * Set the psect and store the data
- */
- VMS_Set_Psect(Text_Psect,
- fixP->fx_where +
- fixP->fx_frag->fr_address,
- OBJ$C_TIR);
- VMS_Store_Immediate_Data(&i,
- fixP->fx_size,
- OBJ$C_TIR);
- /*
- * Done
- */
- continue;
- }
- /*
- * Size will HAVE to be "long"
- */
- if (fixP->fx_size != sizeof(long))
- error("Fixup datum was not a longword");
- /*
- * Symbol must be "added" (if it is ever
- * subtracted we can
- * fix this assumption)
- */
- if (fixP->fx_addsy == 0)
- error("Fixup datum was not \"fixP->fx_addsy\"");
- /*
- * Store the symbol value in a PIC fashion
- */
- VMS_Store_PIC_Symbol_Reference(fixP->fx_addsy,
- fixP->fx_offset,
- fixP->fx_pcrel,
- Text_Psect,
- fixP->fx_where +
- fixP->fx_frag->fr_address,
- OBJ$C_TIR);
- /*
- * Check for indirect address reference,
- * which has to be fixed up (as the linker
- * will screw it up with TIR$C_STO_PICR).
- */
- if (fixP->fx_pcrel)
- VMS_Fix_Indirect_Reference(Text_Psect,
- fixP->fx_where +
- fixP->fx_frag->fr_address,
- fixP->fx_frag,
- text_frag_root);
- }
- }
- /*
- * Store the Data segment:
- *
- * Since this is REALLY hard to do any other way,
- * we actually manufacture the data segment and
- * the store the appropriate values out of it.
- */
- if (data_siz > 0) {
- char *Data_Segment;
-
+ if (((fixP->fx_addsy->sy_type & ~N_EXT) != N_DATA) &&
+ ((fixP->fx_addsy->sy_type & ~N_EXT) != N_TEXT))
+ error("Fixup data addsy and subsy didn't have an appropriate type");
/*
- * Allocate the data segment
+ * This had better not be PC relative!
*/
- Data_Segment = (char *)xmalloc(data_siz);
+ if (fixP->fx_pcrel)
+ error("Fixup data was erroneously \"pcrel\"");
/*
- * Run through the data fragments, filling in the segment
+ * Subtract their values to get the
+ * difference.
*/
- for(fragP = data_frag_root; fragP; fragP = fragP->fr_next) {
- register long int count;
- register char * fill_literal;
- register long int fill_size;
- int i;
-
- i = fragP->fr_address - text_siz;
- if (fragP->fr_fix)
- bcopy(fragP->fr_literal,
- Data_Segment + i,
- fragP->fr_fix);
- i += fragP->fr_fix;
-
- fill_literal= fragP -> fr_literal + fragP -> fr_fix;
- fill_size = fragP -> fr_var;
- for (count = fragP -> fr_offset; count; count --) {
- if (fill_size)
- bcopy(fill_literal,
- Data_Segment + i,
- fill_size);
- i += fill_size;
- }
- }
+ i = fixP->fx_addsy->sy_value -
+ fixP->fx_subsy->sy_value;
/*
- * Now we can run through all the data symbols
- * and store the data
+ * Now generate the fixup object records
+ * Set the psect and store the data
*/
- for(vsp = VMS_Symbols; vsp; vsp = vsp->Next) {
- /*
- * Ignore anything other than data symbols
- */
- if ((vsp->Symbol->sy_nlist.n_type & ~N_EXT) != N_DATA)
- continue;
- /*
- * Set the Psect + Offset
- */
- VMS_Set_Psect(vsp->Psect_Index,
- vsp->Psect_Offset,
- OBJ$C_TIR);
- /*
- * Store the data
- */
- VMS_Store_Immediate_Data(Data_Segment +
- vsp->Symbol->sy_nlist.n_value -
- text_siz,
- vsp->Size,
- OBJ$C_TIR);
- }
+ VMS_Set_Psect(Text_Psect,
+ fixP->fx_where +
+ fixP->fx_frag->fr_address,
+ OBJ$C_TIR);
+ VMS_Store_Immediate_Data(&i,
+ fixP->fx_size,
+ OBJ$C_TIR);
/*
- * Now we go through the data segment fixups and
- * generate TIR records to fix up addresses within
- * the Data Psects
+ * Done
*/
- for(fixP = data_fix_root; fixP; fixP = fixP->fx_next) {
- /*
- * Find the symbol for the containing datum
- */
- for(vsp = VMS_Symbols; vsp; vsp = vsp->Next) {
- /*
- * Only bother with Data symbols
- */
- sp = vsp->Symbol;
- if ((sp->sy_nlist.n_type & ~N_EXT) != N_DATA)
- continue;
- /*
- * Ignore symbol if After fixup
- */
- if (sp->sy_nlist.n_value >
- (fixP->fx_where +
- fixP->fx_frag->fr_address))
- continue;
- /*
- * See if the datum is here
- */
- if ((sp->sy_nlist.n_value + vsp->Size) <=
- (fixP->fx_where +
- fixP->fx_frag->fr_address))
- continue;
- /*
- * We DO handle the case of "Symbol - Symbol" as
- * long as it is in the same segment.
- */
- if (fixP->fx_subsy && fixP->fx_addsy) {
- int i;
-
- /*
- * They need to be in the same segment
- */
- if (fixP->fx_subsy->sy_type !=
- fixP->fx_addsy->sy_type)
- error("Fixup data addsy and subsy didn't have the same type");
- /*
- * And they need to be in one that we
- * can check the psect on
- */
- if (((fixP->fx_addsy->sy_type & ~N_EXT) != N_DATA) &&
- ((fixP->fx_addsy->sy_type & ~N_EXT) != N_TEXT))
- error("Fixup data addsy and subsy didn't have an appropriate type");
- /*
- * This had better not be PC relative!
- */
- if (fixP->fx_pcrel)
- error("Fixup data was erroneously \"pcrel\"");
- /*
- * Subtract their values to get the
- * difference.
- */
- i = fixP->fx_addsy->sy_value -
- fixP->fx_subsy->sy_value;
- /*
- * Now generate the fixup object records
- * Set the psect and store the data
- */
- VMS_Set_Psect(vsp->Psect_Index,
- fixP->fx_frag->fr_address +
- fixP->fx_where -
- vsp->Symbol->sy_value +
- vsp->Psect_Offset,
- OBJ$C_TIR);
- VMS_Store_Immediate_Data(&i,
- fixP->fx_size,
- OBJ$C_TIR);
- /*
- * Done
- */
- break;
- }
- /*
- * Size will HAVE to be "long"
- */
- if (fixP->fx_size != sizeof(long))
- error("Fixup datum was not a longword");
- /*
- * Symbol must be "added" (if it is ever
- * subtracted we can
- * fix this assumption)
- */
- if (fixP->fx_addsy == 0)
- error("Fixup datum was not \"fixP->fx_addsy\"");
- /*
- * Store the symbol value in a PIC fashion
- */
- VMS_Store_PIC_Symbol_Reference(
- fixP->fx_addsy,
- fixP->fx_offset,
- fixP->fx_pcrel,
- vsp->Psect_Index,
- fixP->fx_frag->fr_address +
- fixP->fx_where -
- vsp->Symbol->sy_value +
- vsp->Psect_Offset,
- OBJ$C_TIR);
- /*
- * Done
- */
- break;
- }
-
- }
+ continue;
+ }
+ /*
+ * Size will HAVE to be "long"
+ */
+ if (fixP->fx_size != sizeof(long))
+ error("Fixup datum was not a longword");
+ /*
+ * Symbol must be "added" (if it is ever
+ * subtracted we can
+ * fix this assumption)
+ */
+ if (fixP->fx_addsy == 0)
+ error("Fixup datum was not \"fixP->fx_addsy\"");
+ /*
+ * Store the symbol value in a PIC fashion
+ */
+ VMS_Store_PIC_Symbol_Reference(fixP->fx_addsy,
+ fixP->fx_offset,
+ fixP->fx_pcrel,
+ Text_Psect,
+ fixP->fx_where +
+ fixP->fx_frag->fr_address,
+ OBJ$C_TIR);
+ /*
+ * Check for indirect address reference,
+ * which has to be fixed up (as the linker
+ * will screw it up with TIR$C_STO_PICR).
+ */
+ if (fixP->fx_pcrel)
+ VMS_Fix_Indirect_Reference(Text_Psect,
+ fixP->fx_where +
+ fixP->fx_frag->fr_address,
+ fixP->fx_frag,
+ text_frag_root);
+ }
+ }
+ /*
+ * Store the Data segment:
+ *
+ * Since this is REALLY hard to do any other way,
+ * we actually manufacture the data segment and
+ * the store the appropriate values out of it.
+ */
+ if (data_siz > 0) {
+ char *Data_Segment;
+
+ /*
+ * Allocate the data segment
+ */
+ Data_Segment = (char *)xmalloc(data_siz);
+ /*
+ * Run through the data fragments, filling in the segment
+ */
+ for(fragP = data_frag_root; fragP; fragP = fragP->fr_next) {
+ register long int count;
+ register char * fill_literal;
+ register long int fill_size;
+ int i;
+
+ i = fragP->fr_address - text_siz;
+ if (fragP->fr_fix)
+ bcopy(fragP->fr_literal,
+ Data_Segment + i,
+ fragP->fr_fix);
+ i += fragP->fr_fix;
+
+ fill_literal= fragP -> fr_literal + fragP -> fr_fix;
+ fill_size = fragP -> fr_var;
+ for (count = fragP -> fr_offset; count; count --) {
+ if (fill_size)
+ bcopy(fill_literal,
+ Data_Segment + i,
+ fill_size);
+ i += fill_size;
+ }
}
-\f
/*
- * Write the Traceback Begin Module record
- */
- VMS_TBT_Module_Begin();
+ * Now we can run through all the data symbols
+ * and store the data
+ */
+ for(vsp = VMS_Symbols; vsp; vsp = vsp->Next) {
+ /*
+ * Ignore anything other than data symbols
+ */
+ if ((vsp->Symbol->sy_nlist.n_type & ~N_EXT) != N_DATA)
+ continue;
+ /*
+ * Set the Psect + Offset
+ */
+ VMS_Set_Psect(vsp->Psect_Index,
+ vsp->Psect_Offset,
+ OBJ$C_TIR);
+ /*
+ * Store the data
+ */
+ VMS_Store_Immediate_Data(Data_Segment +
+ vsp->Symbol->sy_nlist.n_value -
+ text_siz,
+ vsp->Size,
+ OBJ$C_TIR);
+ }
/*
- * Scan the symbols and write out the routines
- * (this makes the assumption that symbols are in
- * order of ascending text segment offset)
+ * Now we go through the data segment fixups and
+ * generate TIR records to fix up addresses within
+ * the Data Psects
*/
- {
- struct symbol *Current_Routine = 0;
- int Current_Line_Number = 0;
- int Current_Offset = -1;
- struct input_file * Current_File;
-
-/* Output debugging info for global variables and static variables that are not
- * specific to one routine. We also need to examine all stabs directives, to
- * find the definitions to all of the advanced data types, and this is done by
- * VMS_LSYM_Parse. This needs to be done before any definitions are output to
- * the object file, since there can be forward references in the stabs
- * directives. When through with parsing, the text of the stabs directive
- * is altered, with the definitions removed, so that later passes will see
- * directives as they would be written if the type were already defined.
- *
- * We also look for files and include files, and make a list of them. We
- * examine the source file numbers to establish the actual lines that code was
- * generated from, and then generate offsets.
- */
- VMS_LSYM_Parse();
- for(symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
+ for(fixP = data_fix_root; fixP; fixP = fixP->fx_next) {
+ /*
+ * Find the symbol for the containing datum
+ */
+ for(vsp = VMS_Symbols; vsp; vsp = vsp->Next) {
+ /*
+ * Only bother with Data symbols
+ */
+ sp = vsp->Symbol;
+ if ((sp->sy_nlist.n_type & ~N_EXT) != N_DATA)
+ continue;
+ /*
+ * Ignore symbol if After fixup
+ */
+ if (sp->sy_nlist.n_value >
+ (fixP->fx_where +
+ fixP->fx_frag->fr_address))
+ continue;
+ /*
+ * See if the datum is here
+ */
+ if ((sp->sy_nlist.n_value + vsp->Size) <=
+ (fixP->fx_where +
+ fixP->fx_frag->fr_address))
+ continue;
/*
- * Deal with STAB symbols
+ * We DO handle the case of "Symbol - Symbol" as
+ * long as it is in the same segment.
*/
- if ((symbolP->sy_nlist.n_type & N_STAB) != 0) {
- /*
- * Dispatch on STAB type
- */
- switch((unsigned char)symbolP->sy_nlist.n_type) {
- case N_SLINE:
- if(symbolP->sy_nlist.n_desc > Current_File->max_line)
- Current_File->max_line = symbolP->sy_nlist.n_desc;
- if(symbolP->sy_nlist.n_desc < Current_File->min_line)
- Current_File->min_line = symbolP->sy_nlist.n_desc;
- break;
- case N_SO:
- Current_File =find_file(symbolP);
- Current_File->flag = 1;
- Current_File->min_line = 1;
- break;
- case N_SOL:
- Current_File = find_file(symbolP);
- break;
- case N_GSYM:
- VMS_GSYM_Parse(symbolP,Text_Psect);
- break;
- case N_LCSYM:
- VMS_LCSYM_Parse(symbolP,Text_Psect);
- break;
- case N_FUN: /* For static constant symbols */
- case N_STSYM:
- VMS_STSYM_Parse(symbolP,Text_Psect);
- break;
- }
+ if (fixP->fx_subsy && fixP->fx_addsy) {
+ int i;
+
+ /*
+ * They need to be in the same segment
+ */
+ if (fixP->fx_subsy->sy_type !=
+ fixP->fx_addsy->sy_type)
+ error("Fixup data addsy and subsy didn't have the same type");
+ /*
+ * And they need to be in one that we
+ * can check the psect on
+ */
+ if (((fixP->fx_addsy->sy_type & ~N_EXT) != N_DATA) &&
+ ((fixP->fx_addsy->sy_type & ~N_EXT) != N_TEXT))
+ error("Fixup data addsy and subsy didn't have an appropriate type");
+ /*
+ * This had better not be PC relative!
+ */
+ if (fixP->fx_pcrel)
+ error("Fixup data was erroneously \"pcrel\"");
+ /*
+ * Subtract their values to get the
+ * difference.
+ */
+ i = fixP->fx_addsy->sy_value -
+ fixP->fx_subsy->sy_value;
+ /*
+ * Now generate the fixup object records
+ * Set the psect and store the data
+ */
+ VMS_Set_Psect(vsp->Psect_Index,
+ fixP->fx_frag->fr_address +
+ fixP->fx_where -
+ vsp->Symbol->sy_value +
+ vsp->Psect_Offset,
+ OBJ$C_TIR);
+ VMS_Store_Immediate_Data(&i,
+ fixP->fx_size,
+ OBJ$C_TIR);
+ /*
+ * Done
+ */
+ break;
}
- }
-
- /* now we take a quick sweep through the files and assign offsets
- to each one. This will essentially be the starting line number to the
+ /*
+ * Size will HAVE to be "long"
+ */
+ if (fixP->fx_size != sizeof(long))
+ error("Fixup datum was not a longword");
+ /*
+ * Symbol must be "added" (if it is ever
+ * subtracted we can
+ * fix this assumption)
+ */
+ if (fixP->fx_addsy == 0)
+ error("Fixup datum was not \"fixP->fx_addsy\"");
+ /*
+ * Store the symbol value in a PIC fashion
+ */
+ VMS_Store_PIC_Symbol_Reference(
+ fixP->fx_addsy,
+ fixP->fx_offset,
+ fixP->fx_pcrel,
+ vsp->Psect_Index,
+ fixP->fx_frag->fr_address +
+ fixP->fx_where -
+ vsp->Symbol->sy_value +
+ vsp->Psect_Offset,
+ OBJ$C_TIR);
+ /*
+ * Done
+ */
+ break;
+ }
+
+ }
+ }
+ \f
+ /*
+ * Write the Traceback Begin Module record
+ */
+ VMS_TBT_Module_Begin();
+ /*
+ * Scan the symbols and write out the routines
+ * (this makes the assumption that symbols are in
+ * order of ascending text segment offset)
+ */
+{
+ struct symbol *Current_Routine = 0;
+ int Current_Line_Number = 0;
+ int Current_Offset = -1;
+ struct input_file * Current_File;
+
+ /* Output debugging info for global variables and static variables that are not
+ * specific to one routine. We also need to examine all stabs directives, to
+ * find the definitions to all of the advanced data types, and this is done by
+ * VMS_LSYM_Parse. This needs to be done before any definitions are output to
+ * the object file, since there can be forward references in the stabs
+ * directives. When through with parsing, the text of the stabs directive
+ * is altered, with the definitions removed, so that later passes will see
+ * directives as they would be written if the type were already defined.
+ *
+ * We also look for files and include files, and make a list of them. We
+ * examine the source file numbers to establish the actual lines that code was
+ * generated from, and then generate offsets.
+ */
+ VMS_LSYM_Parse();
+ for(symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
+ /*
+ * Deal with STAB symbols
+ */
+ if ((symbolP->sy_nlist.n_type & N_STAB) != 0) {
+ /*
+ * Dispatch on STAB type
+ */
+ switch((unsigned char)symbolP->sy_nlist.n_type) {
+ case N_SLINE:
+ if(symbolP->sy_nlist.n_desc > Current_File->max_line)
+ Current_File->max_line = symbolP->sy_nlist.n_desc;
+ if(symbolP->sy_nlist.n_desc < Current_File->min_line)
+ Current_File->min_line = symbolP->sy_nlist.n_desc;
+ break;
+ case N_SO:
+ Current_File =find_file(symbolP);
+ Current_File->flag = 1;
+ Current_File->min_line = 1;
+ break;
+ case N_SOL:
+ Current_File = find_file(symbolP);
+ break;
+ case N_GSYM:
+ VMS_GSYM_Parse(symbolP,Text_Psect);
+ break;
+ case N_LCSYM:
+ VMS_LCSYM_Parse(symbolP,Text_Psect);
+ break;
+ case N_FUN: /* For static constant symbols */
+ case N_STSYM:
+ VMS_STSYM_Parse(symbolP,Text_Psect);
+ break;
+ }
+ }
+ }
+
+ /* now we take a quick sweep through the files and assign offsets
+ to each one. This will essentially be the starting line number to the
debugger for each file. Output the info for the debugger to specify the
files, and then tell it how many lines to use */
- {
- int File_Number = 0;
- int Debugger_Offset = 0;
- int file_available;
- Current_File = file_root;
- for(Current_File = file_root; Current_File; Current_File = Current_File->next){
- if(Current_File == (struct input_file*) NULL) break;
- if(Current_File->max_line == 0) continue;
- if((strncmp(Current_File->name,"GNU_GXX_INCLUDE:",16) == 0) &&
- !flagseen['D']) continue;
- if((strncmp(Current_File->name,"GNU_CC_INCLUDE:",15) == 0) &&
- !flagseen['D']) continue;
-/* show a few extra lines at the start of the region selected */
- if(Current_File->min_line > 2) Current_File->min_line -= 2;
- Current_File->offset = Debugger_Offset - Current_File->min_line + 1;
- Debugger_Offset += Current_File->max_line - Current_File->min_line + 1;
- if(Current_File->same_file_fpnt != (struct input_file *) NULL)
- Current_File->file_number =Current_File->same_file_fpnt->file_number;
- else {
+{
+ int File_Number = 0;
+ int Debugger_Offset = 0;
+ int file_available;
+ Current_File = file_root;
+ for(Current_File = file_root; Current_File; Current_File = Current_File->next){
+ if(Current_File == (struct input_file*) NULL) break;
+ if(Current_File->max_line == 0) continue;
+ if((strncmp(Current_File->name,"GNU_GXX_INCLUDE:",16) == 0) &&
+ !flagseen['D']) continue;
+ if((strncmp(Current_File->name,"GNU_CC_INCLUDE:",15) == 0) &&
+ !flagseen['D']) continue;
+ /* show a few extra lines at the start of the region selected */
+ if(Current_File->min_line > 2) Current_File->min_line -= 2;
+ Current_File->offset = Debugger_Offset - Current_File->min_line + 1;
+ Debugger_Offset += Current_File->max_line - Current_File->min_line + 1;
+ if(Current_File->same_file_fpnt != (struct input_file *) NULL)
+ Current_File->file_number =Current_File->same_file_fpnt->file_number;
+ else {
Current_File->file_number = ++File_Number;
file_available = VMS_TBT_Source_File(Current_File->name,
- Current_File->file_number);
+ Current_File->file_number);
if(!file_available) {Current_File->file_number = 0;
- File_Number--;
- continue;};
- };
- VMS_TBT_Source_Lines(Current_File->file_number,
- Current_File->min_line,
- Current_File->max_line-Current_File->min_line+1);
- }; /* for */
- }; /* scope */
- Current_File = (struct input_file*) NULL;
-
- for(symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
+ File_Number--;
+ continue;};
+ };
+ VMS_TBT_Source_Lines(Current_File->file_number,
+ Current_File->min_line,
+ Current_File->max_line-Current_File->min_line+1);
+ }; /* for */
+}; /* scope */
+Current_File = (struct input_file*) NULL;
+
+ for(symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
+ /*
+ * Deal with text symbols
+ */
+ if ((symbolP->sy_nlist.n_type & ~N_EXT) == N_TEXT) {
+ /*
+ * Ignore symbols starting with "L",
+ * as they are local symbols
+ */
+ if (symbolP->sy_nlist.n_un.n_name[0] == 'L') continue;
+ /*
+ * If there is a routine start defined,
+ * terminate it.
+ */
+ if (Current_Routine) {
/*
- * Deal with text symbols
+ * End the routine
*/
- if ((symbolP->sy_nlist.n_type & ~N_EXT) == N_TEXT) {
- /*
- * Ignore symbols starting with "L",
- * as they are local symbols
- */
- if (symbolP->sy_nlist.n_un.n_name[0] == 'L') continue;
- /*
- * If there is a routine start defined,
- * terminate it.
- */
- if (Current_Routine) {
- /*
- * End the routine
- */
- VMS_TBT_Routine_End(text_siz,Current_Routine);
- }
- /*
- * Store the routine begin traceback info
- */
- if(Text_Psect != -1) {
- VMS_TBT_Routine_Begin(symbolP,Text_Psect);
- Current_Routine = symbolP;
- }
-/* Output local symbols, i.e. all symbols that are associated with a specific
- * routine. We output them now so the debugger recognizes them as local to
- * this routine.
- */
+ VMS_TBT_Routine_End(text_siz,Current_Routine);
+ }
+ /*
+ * Store the routine begin traceback info
+ */
+ if(Text_Psect != -1) {
+ VMS_TBT_Routine_Begin(symbolP,Text_Psect);
+ Current_Routine = symbolP;
+ }
+ /* Output local symbols, i.e. all symbols that are associated with a specific
+ * routine. We output them now so the debugger recognizes them as local to
+ * this routine.
+ */
{ symbolS * symbolP1;
char* pnt;
char* pnt1;
- for(symbolP1 = Current_Routine; symbolP1; symbolP1 = symbol_next(symbolP1)) {
- if ((symbolP1->sy_nlist.n_type & N_STAB) == 0) continue;
- if (symbolP1->sy_nlist.n_type != N_FUN) continue;
- pnt=symbolP->sy_nlist.n_un.n_name;
- pnt1=symbolP1->sy_nlist.n_un.n_name;
- if(*pnt++ != '_') continue;
- while(*pnt++ == *pnt1++) {};
- if((*(--pnt) == '\0') && (*(--pnt1) == ':')) break;
- };
+ for(symbolP1 = Current_Routine; symbolP1; symbolP1 = symbol_next(symbolP1)) {
+ if ((symbolP1->sy_nlist.n_type & N_STAB) == 0) continue;
+ if (symbolP1->sy_nlist.n_type != N_FUN) continue;
+ pnt=symbolP->sy_nlist.n_un.n_name;
+ pnt1=symbolP1->sy_nlist.n_un.n_name;
+ if(*pnt++ != '_') continue;
+ while(*pnt++ == *pnt1++) {};
+ if((*(--pnt) == '\0') && (*(--pnt1) == ':')) break;
+ };
if(symbolP1 != (symbolS *) NULL)
- VMS_DBG_Define_Routine(symbolP1,Current_Routine,Text_Psect);
- } /* local symbol block */
- /*
- * Done
- */
- continue;
- }
+ VMS_DBG_Define_Routine(symbolP1,Current_Routine,Text_Psect);
+ } /* local symbol block */
+ /*
+ * Done
+ */
+ continue;
+ }
+ /*
+ * Deal with STAB symbols
+ */
+ if ((symbolP->sy_nlist.n_type & N_STAB) != 0) {
+ /*
+ * Dispatch on STAB type
+ */
+ switch((unsigned char)symbolP->sy_nlist.n_type) {
/*
- * Deal with STAB symbols
+ * Line number
*/
- if ((symbolP->sy_nlist.n_type & N_STAB) != 0) {
- /*
- * Dispatch on STAB type
- */
- switch((unsigned char)symbolP->sy_nlist.n_type) {
- /*
- * Line number
- */
- case N_SLINE:
- /* Offset the line into the correct portion
- * of the file */
- if(Current_File->file_number == 0) break;
- /* Sometimes the same offset gets several source
- * lines assigned to it.
- * We should be selective about which lines
- * we allow, we should prefer lines that are
- * in the main source file when debugging
- * inline functions. */
- if((Current_File->file_number != 1) &&
- symbolP->sy_nlist.n_value ==
- Current_Offset) break;
- /* calculate actual debugger source line */
- symbolP->sy_nlist.n_desc
- += Current_File->offset;
- /*
- * If this is the 1st N_SLINE, setup
- * PC/Line correlation. Otherwise
- * do the delta PC/Line. If the offset
- * for the line number is not +ve we need
- * to do another PC/Line correlation
- * setup
- */
- if (Current_Offset == -1) {
- VMS_TBT_Line_PC_Correlation(
- symbolP->sy_nlist.n_desc,
- symbolP->sy_nlist.n_value,
- Text_Psect,
- 0);
- } else {
- if ((symbolP->sy_nlist.n_desc -
- Current_Line_Number) <= 0) {
- /*
- * Line delta is not +ve, we
- * need to close the line and
- * start a new PC/Line
- * correlation.
- */
- VMS_TBT_Line_PC_Correlation(0,
- symbolP->sy_nlist.n_value -
- Current_Offset,
- 0,
- -1);
- VMS_TBT_Line_PC_Correlation(
+ case N_SLINE:
+ /* Offset the line into the correct portion
+ * of the file */
+ if(Current_File->file_number == 0) break;
+ /* Sometimes the same offset gets several source
+ * lines assigned to it.
+ * We should be selective about which lines
+ * we allow, we should prefer lines that are
+ * in the main source file when debugging
+ * inline functions. */
+ if((Current_File->file_number != 1) &&
+ symbolP->sy_nlist.n_value ==
+ Current_Offset) break;
+ /* calculate actual debugger source line */
+ symbolP->sy_nlist.n_desc
+ += Current_File->offset;
+ /*
+ * If this is the 1st N_SLINE, setup
+ * PC/Line correlation. Otherwise
+ * do the delta PC/Line. If the offset
+ * for the line number is not +ve we need
+ * to do another PC/Line correlation
+ * setup
+ */
+ if (Current_Offset == -1) {
+ VMS_TBT_Line_PC_Correlation(
symbolP->sy_nlist.n_desc,
symbolP->sy_nlist.n_value,
Text_Psect,
0);
- } else {
- /*
- * Line delta is +ve, all is well
- */
- VMS_TBT_Line_PC_Correlation(
- symbolP->sy_nlist.n_desc -
- Current_Line_Number,
- symbolP->sy_nlist.n_value -
- Current_Offset,
- 0,
- 1);
- }
- }
- /*
- * Update the current line/PC
- */
- Current_Line_Number = symbolP->sy_nlist.n_desc;
- Current_Offset = symbolP->sy_nlist.n_value;
- /*
- * Done
- */
- break;
+ } else {
+ if ((symbolP->sy_nlist.n_desc -
+ Current_Line_Number) <= 0) {
/*
- * Source file
+ * Line delta is not +ve, we
+ * need to close the line and
+ * start a new PC/Line
+ * correlation.
*/
- case N_SO:
- /*
- * Remember that we had a source file
- * and emit the source file debugger
- * record
- */
- Current_File =
- find_file(symbolP);
- break;
-/* We need to make sure that we are really in the actual source file when
- * we compute the maximum line number. Otherwise the debugger gets really
- * confused */
- case N_SOL:
- Current_File =
- find_file(symbolP);
- break;
- }
+ VMS_TBT_Line_PC_Correlation(0,
+ symbolP->sy_nlist.n_value -
+ Current_Offset,
+ 0,
+ -1);
+ VMS_TBT_Line_PC_Correlation(
+ symbolP->sy_nlist.n_desc,
+ symbolP->sy_nlist.n_value,
+ Text_Psect,
+ 0);
+ } else {
+ /*
+ * Line delta is +ve, all is well
+ */
+ VMS_TBT_Line_PC_Correlation(
+ symbolP->sy_nlist.n_desc -
+ Current_Line_Number,
+ symbolP->sy_nlist.n_value -
+ Current_Offset,
+ 0,
+ 1);
+ }
}
- }
- /*
- * If there is a routine start defined,
- * terminate it (and the line numbers)
- */
- if (Current_Routine) {
/*
- * Terminate the line numbers
+ * Update the current line/PC
*/
- VMS_TBT_Line_PC_Correlation(0,
- text_siz - Current_Routine->sy_nlist.n_value,
- 0,
- -1);
+ Current_Line_Number = symbolP->sy_nlist.n_desc;
+ Current_Offset = symbolP->sy_nlist.n_value;
/*
- * Terminate the routine
+ * Done
*/
- VMS_TBT_Routine_End(text_siz,Current_Routine);
- }
+ break;
+ /*
+ * Source file
+ */
+ case N_SO:
+ /*
+ * Remember that we had a source file
+ * and emit the source file debugger
+ * record
+ */
+ Current_File =
+ find_file(symbolP);
+ break;
+ /* We need to make sure that we are really in the actual source file when
+ * we compute the maximum line number. Otherwise the debugger gets really
+ * confused */
+ case N_SOL:
+ Current_File =
+ find_file(symbolP);
+ break;
+ }
}
+ }
+ /*
+ * If there is a routine start defined,
+ * terminate it (and the line numbers)
+ */
+ if (Current_Routine) {
/*
- * Write the Traceback End Module TBT record
+ * Terminate the line numbers
*/
- VMS_TBT_Module_End();
-\f
+ VMS_TBT_Line_PC_Correlation(0,
+ text_siz - Current_Routine->sy_nlist.n_value,
+ 0,
+ -1);
/*
- * Write the End Of Module record
+ * Terminate the routine
*/
- if (Entry_Point_Symbol == 0)
- Write_VMS_EOM_Record(-1,0);
- else
- Write_VMS_EOM_Record(Text_Psect,
- Entry_Point_Symbol->sy_nlist.n_value);
+ VMS_TBT_Routine_End(text_siz,Current_Routine);
+ }
+}
+/*
+ * Write the Traceback End Module TBT record
+ */
+VMS_TBT_Module_End();
+\f
+/*
+ * Write the End Of Module record
+ */
+if (Entry_Point_Symbol == 0)
+ Write_VMS_EOM_Record(-1,0);
+else
+ Write_VMS_EOM_Record(Text_Psect,
+ Entry_Point_Symbol->sy_nlist.n_value);
\f
- /*
- * All done, close the object file
- */
- Close_VMS_Object_File();
+/*
+ * All done, close the object file
+ */
+Close_VMS_Object_File();
}
\f
- /****** VMS OBJECT FILE HACKING ROUTINES *******/
+/****** VMS OBJECT FILE HACKING ROUTINES *******/
/*
* Macros for placing data into the object record buffer
*/
#define PUT_LONG(val) *((long *)(Object_Record_Buffer + \
- Object_Record_Offset)) = val; \
- Object_Record_Offset += sizeof(long)
+ Object_Record_Offset)) = val; \
+ Object_Record_Offset += sizeof(long)
#define PUT_SHORT(val) *((short *)(Object_Record_Buffer + \
- Object_Record_Offset)) = val; \
- Object_Record_Offset += sizeof(short)
+ Object_Record_Offset)) = val; \
+ Object_Record_Offset += sizeof(short)
#define PUT_CHAR(val) Object_Record_Buffer[Object_Record_Offset++] = val
#define PUT_COUNTED_STRING(cp) {\
- register char *p = cp; \
- PUT_CHAR(strlen(p)); \
- while(*p) PUT_CHAR(*p++);}
+ register char *p = cp; \
+ PUT_CHAR(strlen(p)); \
+ while(*p) PUT_CHAR(*p++);}
/*
* Macro for determining if a Name has psect attributes attached
#define PSECT_ATTRIBUTES_STRING_LENGTH 18
#define HAS_PSECT_ATTRIBUTES(Name) \
- (strncmp((Name[0] == '_' ? Name + 1 : Name), \
- PSECT_ATTRIBUTES_STRING, \
- PSECT_ATTRIBUTES_STRING_LENGTH) == 0)
+(strncmp((Name[0] == '_' ? Name + 1 : Name), \
+ PSECT_ATTRIBUTES_STRING, \
+ PSECT_ATTRIBUTES_STRING_LENGTH) == 0)
\f
/*
Create_VMS_Object_File()
{
#ifdef eunice
- VMS_Object_File_FD = creat(out_file_name, 0777, "var");
+ VMS_Object_File_FD = creat(out_file_name, 0777, "var");
#else eunice
- VMS_Object_File_FD = creat(out_file_name, 0, "rfm=var");
+ VMS_Object_File_FD = creat(out_file_name, 0, "rfm=var");
#endif eunice
- /*
- * Deal with errors
- */
- if (VMS_Object_File_FD < 0) {
- char Error_Line[256];
-
- sprintf(Error_Line,"Couldn't create VMS object file \"%s\"",
- out_file_name);
- error(Error_Line);
- }
- /*
- * Initialize object file hacking variables
- */
- Object_Record_Offset = 0;
- Current_Object_Record_Type = -1;
+ /*
+ * Deal with errors
+ */
+ if (VMS_Object_File_FD < 0) {
+ char Error_Line[256];
+
+ sprintf(Error_Line,"Couldn't create VMS object file \"%s\"",
+ out_file_name);
+ error(Error_Line);
+ }
+ /*
+ * Initialize object file hacking variables
+ */
+ Object_Record_Offset = 0;
+ Current_Object_Record_Type = -1;
}
\f
* Declare a particular type of object file record
*/
Set_VMS_Object_File_Record(Type)
-int Type;
+ int Type;
{
- /*
- * If the type matches, we are done
- */
- if (Type == Current_Object_Record_Type) return;
- /*
- * Otherwise: flush the buffer
- */
- Flush_VMS_Object_Record_Buffer();
- /*
- * Set the new type
- */
- Current_Object_Record_Type = Type;
+ /*
+ * If the type matches, we are done
+ */
+ if (Type == Current_Object_Record_Type) return;
+ /*
+ * Otherwise: flush the buffer
+ */
+ Flush_VMS_Object_Record_Buffer();
+ /*
+ * Set the new type
+ */
+ Current_Object_Record_Type = Type;
}
\f
*/
Flush_VMS_Object_Record_Buffer()
{
- int i;
-
- /*
- * If the buffer is empty, we are done
- */
- if (Object_Record_Offset == 0) return;
- /*
- * Write the data to the file
- */
- i= write(VMS_Object_File_FD,
- Object_Record_Buffer,
- Object_Record_Offset);
- if (i != Object_Record_Offset)
- error("I/O error writing VMS object file");
- /*
- * The buffer is now empty
- */
- Object_Record_Offset = 0;
+ int i;
+
+ /*
+ * If the buffer is empty, we are done
+ */
+ if (Object_Record_Offset == 0) return;
+ /*
+ * Write the data to the file
+ */
+ i= write(VMS_Object_File_FD,
+ Object_Record_Buffer,
+ Object_Record_Offset);
+ if (i != Object_Record_Offset)
+ error("I/O error writing VMS object file");
+ /*
+ * The buffer is now empty
+ */
+ Object_Record_Offset = 0;
}
\f
*/
Close_VMS_Object_File()
{
- close(VMS_Object_File_FD);
+ close(VMS_Object_File_FD);
}
\f
*/
Write_VMS_MHD_Records()
{
- register char *cp,*cp1;
- register int i;
- struct {int Size; char *Ptr;} Descriptor;
- char Module_Name[256];
- char Now[17];
-
- /*
- * We are writing a module header record
- */
- Set_VMS_Object_File_Record(OBJ$C_HDR);
- /*
- * ***************************
- * *MAIN MODULE HEADER RECORD*
- * ***************************
- *
- * Store record type and header type
- */
- PUT_CHAR(OBJ$C_HDR);
- PUT_CHAR(MHD$C_MHD);
- /*
- * Structure level is 0
- */
- PUT_CHAR(OBJ$C_STRLVL);
- /*
- * Maximum record size is size of the object record buffer
- */
- PUT_SHORT(sizeof(Object_Record_Buffer));
- /*
- * Get module name (the FILENAME part of the object file)
- */
- cp = out_file_name;
- cp1 = Module_Name;
- while(*cp) {
- if ((*cp == ']') || (*cp == '>') ||
- (*cp == ':') || (*cp == '/')) {
- cp1 = Module_Name;
- cp++;
- continue;
- }
- *cp1++ = islower(*cp) ? toupper(*cp++) : *cp++;
- }
- *cp1 = 0;
- /*
- * Limit it to 31 characters and store in the object record
- */
- while(--cp1 >= Module_Name)
- if (*cp1 == '.') *cp1 = 0;
- if (strlen(Module_Name) > 31) {
- if(flagseen['+'])
- printf("%s: Module name truncated: %s\n", myname, Module_Name);
- Module_Name[31] = 0;
+ register char *cp,*cp1;
+ register int i;
+ struct {int Size; char *Ptr;} Descriptor;
+ char Module_Name[256];
+ char Now[17];
+
+ /*
+ * We are writing a module header record
+ */
+ Set_VMS_Object_File_Record(OBJ$C_HDR);
+ /*
+ * ***************************
+ * *MAIN MODULE HEADER RECORD*
+ * ***************************
+ *
+ * Store record type and header type
+ */
+ PUT_CHAR(OBJ$C_HDR);
+ PUT_CHAR(MHD$C_MHD);
+ /*
+ * Structure level is 0
+ */
+ PUT_CHAR(OBJ$C_STRLVL);
+ /*
+ * Maximum record size is size of the object record buffer
+ */
+ PUT_SHORT(sizeof(Object_Record_Buffer));
+ /*
+ * Get module name (the FILENAME part of the object file)
+ */
+ cp = out_file_name;
+ cp1 = Module_Name;
+ while(*cp) {
+ if ((*cp == ']') || (*cp == '>') ||
+ (*cp == ':') || (*cp == '/')) {
+ cp1 = Module_Name;
+ cp++;
+ continue;
}
- PUT_COUNTED_STRING(Module_Name);
- /*
- * Module Version is "V1.0"
- */
- PUT_COUNTED_STRING("V1.0");
- /*
- * Creation time is "now" (17 chars of time string)
- */
- Descriptor.Size = 17;
- Descriptor.Ptr = Now;
- sys$asctim(0,&Descriptor,0,0);
- for(i = 0; i < 17; i++) PUT_CHAR(Now[i]);
- /*
- * Patch time is "never" (17 zeros)
- */
- for(i = 0; i < 17; i++) PUT_CHAR(0);
- /*
- * Flush the record
- */
- Flush_VMS_Object_Record_Buffer();
- /*
- * *************************
- * *LANGUAGE PROCESSOR NAME*
- * *************************
- *
- * Store record type and header type
- */
- PUT_CHAR(OBJ$C_HDR);
- PUT_CHAR(MHD$C_LNM);
- /*
- * Store language processor name and version
- * (not a counted string!)
- */
- cp = compiler_version_string;
- if (cp == 0) {
- cp ="GNU AS V";
- while(*cp) PUT_CHAR(*cp++);
- cp = strchr(&version_string,'.');
- while(*cp != ' ') cp--; cp++;
- };
- while(*cp >= 32) PUT_CHAR(*cp++);
- /*
- * Flush the record
- */
- Flush_VMS_Object_Record_Buffer();
+ *cp1++ = islower(*cp) ? toupper(*cp++) : *cp++;
+ }
+ *cp1 = 0;
+ /*
+ * Limit it to 31 characters and store in the object record
+ */
+ while(--cp1 >= Module_Name)
+ if (*cp1 == '.') *cp1 = 0;
+ if (strlen(Module_Name) > 31) {
+ if(flagseen['+'])
+ printf("%s: Module name truncated: %s\n", myname, Module_Name);
+ Module_Name[31] = 0;
+ }
+ PUT_COUNTED_STRING(Module_Name);
+ /*
+ * Module Version is "V1.0"
+ */
+ PUT_COUNTED_STRING("V1.0");
+ /*
+ * Creation time is "now" (17 chars of time string)
+ */
+ Descriptor.Size = 17;
+ Descriptor.Ptr = Now;
+ sys$asctim(0,&Descriptor,0,0);
+ for(i = 0; i < 17; i++) PUT_CHAR(Now[i]);
+ /*
+ * Patch time is "never" (17 zeros)
+ */
+ for(i = 0; i < 17; i++) PUT_CHAR(0);
+ /*
+ * Flush the record
+ */
+ Flush_VMS_Object_Record_Buffer();
+ /*
+ * *************************
+ * *LANGUAGE PROCESSOR NAME*
+ * *************************
+ *
+ * Store record type and header type
+ */
+ PUT_CHAR(OBJ$C_HDR);
+ PUT_CHAR(MHD$C_LNM);
+ /*
+ * Store language processor name and version
+ * (not a counted string!)
+ */
+ cp = compiler_version_string;
+ if (cp == 0) {
+ cp ="GNU AS V";
+ while(*cp) PUT_CHAR(*cp++);
+ cp = strchr(&version_string,'.');
+ while(*cp != ' ') cp--; cp++;
+ };
+ while(*cp >= 32) PUT_CHAR(*cp++);
+ /*
+ * Flush the record
+ */
+ Flush_VMS_Object_Record_Buffer();
}
\f
* Write the EOM (End Of Module) record
*/
Write_VMS_EOM_Record(Psect, Offset)
-int Psect;
-int Offset;
+ int Psect;
+ int Offset;
{
+ /*
+ * We are writing an end-of-module record
+ */
+ Set_VMS_Object_File_Record(OBJ$C_EOM);
+ /*
+ * Store record Type
+ */
+ PUT_CHAR(OBJ$C_EOM);
+ /*
+ * Store the error severity (0)
+ */
+ PUT_CHAR(0);
+ /*
+ * Store the entry point, if it exists
+ */
+ if (Psect >= 0) {
/*
- * We are writing an end-of-module record
- */
- Set_VMS_Object_File_Record(OBJ$C_EOM);
- /*
- * Store record Type
- */
- PUT_CHAR(OBJ$C_EOM);
- /*
- * Store the error severity (0)
- */
- PUT_CHAR(0);
- /*
- * Store the entry point, if it exists
+ * Store the entry point Psect
*/
- if (Psect >= 0) {
- /*
- * Store the entry point Psect
- */
- PUT_CHAR(Psect);
- /*
- * Store the entry point Psect offset
- */
- PUT_LONG(Offset);
- }
+ PUT_CHAR(Psect);
/*
- * Flush the record
+ * Store the entry point Psect offset
*/
- Flush_VMS_Object_Record_Buffer();
+ PUT_LONG(Offset);
+ }
+ /*
+ * Flush the record
+ */
+ Flush_VMS_Object_Record_Buffer();
}
\f
/* this hash routine borrowed from GNU-EMACS, and strengthened slightly ERY*/
static int
-hash_string (ptr)
- unsigned char *ptr;
+ hash_string (ptr)
+unsigned char *ptr;
{
- register unsigned char *p = ptr;
- register unsigned char *end = p + strlen(ptr);
- register unsigned char c;
- register int hash = 0;
-
- while (p != end)
+ register unsigned char *p = ptr;
+ register unsigned char *end = p + strlen(ptr);
+ register unsigned char c;
+ register int hash = 0;
+
+ while (p != end)
{
- c = *p++;
- hash = ((hash<<3) + (hash<<15) + (hash>>28) + c);
+ c = *p++;
+ hash = ((hash<<3) + (hash<<15) + (hash>>28) + c);
}
- return hash;
+ return hash;
}
/*
* Generate a Case-Hacked VMS symbol name (limited to 31 chars)
*/
VMS_Case_Hack_Symbol(In,Out)
-register char *In;
-register char *Out;
+ register char *In;
+ register char *Out;
{
- long int init = 0;
- long int result;
- char *pnt;
- char *new_name;
- char *old_name;
- register int i;
- int destructor = 0; /*hack to allow for case sens in a destructor*/
- int truncate = 0;
- int Case_Hack_Bits = 0;
- int Saw_Dollar = 0;
- static char Hex_Table[16] =
- {'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
-
- /*
- * Kill any leading "_"
- */
- if (*In == '_') In++;
-
- new_name=Out; /* save this for later*/
-
- if((In[0]=='_')&&(In[1]=='$')&&(In[2]=='_'))
- destructor=1;
-
- /* We may need to truncate the symbol, save the hash for later*/
- if(strlen(In)>23) result = hash_string(In);
+ long int init = 0;
+ long int result;
+ char *pnt;
+ char *new_name;
+ char *old_name;
+ register int i;
+ int destructor = 0; /*hack to allow for case sens in a destructor*/
+ int truncate = 0;
+ int Case_Hack_Bits = 0;
+ int Saw_Dollar = 0;
+ static char Hex_Table[16] =
+ {'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
+
+ /*
+ * Kill any leading "_"
+ */
+ if (*In == '_') In++;
+
+ new_name=Out; /* save this for later*/
+
+ if((In[0]=='_')&&(In[1]=='$')&&(In[2]=='_'))
+ destructor=1;
+
+ /* We may need to truncate the symbol, save the hash for later*/
+ if(strlen(In)>23) result = hash_string(In);
+ /*
+ * Is there a Psect Attribute to skip??
+ */
+ if (HAS_PSECT_ATTRIBUTES(In)) {
/*
- * Is there a Psect Attribute to skip??
+ * Yes: Skip it
*/
- if (HAS_PSECT_ATTRIBUTES(In)) {
- /*
- * Yes: Skip it
- */
- In += PSECT_ATTRIBUTES_STRING_LENGTH;
- while(*In) {
- if ((In[0] == '$') && (In[1] == '$')) {
- In += 2;
- break;
- }
- In++;
- }
+ In += PSECT_ATTRIBUTES_STRING_LENGTH;
+ while(*In) {
+ if ((In[0] == '$') && (In[1] == '$')) {
+ In += 2;
+ break;
+ }
+ In++;
}
-
- old_name=In;
-/* if(strlen(In) > 31 && flagseen['+'])
- printf("%s: Symbol name truncated: %s\n",myname,In);*/
- /*
- * Do the case conversion
- */
- i = 23; /* Maximum of 23 chars */
- while(*In && (--i >= 0)) {
- Case_Hack_Bits <<= 1;
- if (*In == '$') Saw_Dollar = 1;
- if ((destructor==1)&&(i==21)) Saw_Dollar = 0;
- if (isupper(*In)) {
- *Out++ = *In++;
- Case_Hack_Bits |= 1;
- } else {
- *Out++ = islower(*In) ? toupper(*In++) : *In++;
- }
+ }
+
+ old_name=In;
+ /* if(strlen(In) > 31 && flagseen['+'])
+ printf("%s: Symbol name truncated: %s\n",myname,In);*/
+ /*
+ * Do the case conversion
+ */
+ i = 23; /* Maximum of 23 chars */
+ while(*In && (--i >= 0)) {
+ Case_Hack_Bits <<= 1;
+ if (*In == '$') Saw_Dollar = 1;
+ if ((destructor==1)&&(i==21)) Saw_Dollar = 0;
+ if (isupper(*In)) {
+ *Out++ = *In++;
+ Case_Hack_Bits |= 1;
+ } else {
+ *Out++ = islower(*In) ? toupper(*In++) : *In++;
}
- /*
- * If we saw a dollar sign, we don't do case hacking
- */
- if(flagseen['h'] || Saw_Dollar)
- Case_Hack_Bits = 0;
-
- /*
- * If we have more than 23 characters and everything is lowercase
- * we can insert the full 31 characters
- */
- if (*In) {
+ }
+ /*
+ * If we saw a dollar sign, we don't do case hacking
+ */
+ if(flagseen['h'] || Saw_Dollar)
+ Case_Hack_Bits = 0;
+
+ /*
+ * If we have more than 23 characters and everything is lowercase
+ * we can insert the full 31 characters
+ */
+ if (*In) {
+ /*
+ * We have more than 23 characters
+ * If we must add the case hack, then we have truncated the str
+ */
+ pnt=Out;
+ truncate=1;
+ if (Case_Hack_Bits == 0) {
+ /*
+ * And so far they are all lower case:
+ * Check up to 8 more characters
+ * and ensure that they are lowercase
+ */
+ if(flagseen['h'])
+ i=8;
+ else
+ for(i = 0; (In[i] != 0) && (i < 8); i++)
+ if (isupper(In[i]) && !Saw_Dollar)
+ break;
+ if(In[i]==0)
+ truncate=0;
+
+ if ((i >= 8) || (In[i] == 0)) {
/*
- * We have more than 23 characters
- * If we must add the case hack, then we have truncated the str
+ * They are: Copy up to 31 characters
+ * to the output string
*/
- pnt=Out;
- truncate=1;
- if (Case_Hack_Bits == 0) {
- /*
- * And so far they are all lower case:
- * Check up to 8 more characters
- * and ensure that they are lowercase
- */
- if(flagseen['h'])
- i=8;
- else
- for(i = 0; (In[i] != 0) && (i < 8); i++)
- if (isupper(In[i]) && !Saw_Dollar)
- break;
- if(In[i]==0)
- truncate=0;
-
- if ((i >= 8) || (In[i] == 0)) {
- /*
- * They are: Copy up to 31 characters
- * to the output string
- */
- i = 8;
- while((--i >= 0) && (*In))
- *Out++ = islower(*In) ?
- toupper(*In++) :
- *In++;
- }
- }
+ i = 8;
+ while((--i >= 0) && (*In))
+ *Out++ = islower(*In) ?
+ toupper(*In++) :
+ *In++;
+ }
}
- /*
- * If there were any uppercase characters in the name we
- * take on the case hacking string
- */
-
- /* Old behavior for regular GNU-C compiler */
- if (!flagseen['+'])
- truncate=0;
- if ((Case_Hack_Bits != 0)||(truncate==1)) {
- if(truncate==0) {
- *Out++ = '_';
- for(i = 0; i < 6; i++) {
- *Out++ = Hex_Table[Case_Hack_Bits & 0xf];
- Case_Hack_Bits >>= 4;
- }
- *Out++ = 'X';
- } else {
- Out=pnt; /*Cut back to 23 characters maximum */
- *Out++ = '_';
- for( i=0; i < 7; i++) {
- init = result & 0x01f;
- if (init < 10)
- *Out++='0'+init;
- else
- *Out++ = 'A'+init-10;
- result = result >> 5;
- }
- }
- } /*Case Hack */
- /*
- * Done
- */
- *Out = 0;
- if( truncate==1 && flagseen['+'] && flagseen['H'])
- printf("%s: Symbol %s replaced by %s\n",myname,old_name,new_name);
+ }
+ /*
+ * If there were any uppercase characters in the name we
+ * take on the case hacking string
+ */
+
+ /* Old behavior for regular GNU-C compiler */
+ if (!flagseen['+'])
+ truncate=0;
+ if ((Case_Hack_Bits != 0)||(truncate==1)) {
+ if(truncate==0) {
+ *Out++ = '_';
+ for(i = 0; i < 6; i++) {
+ *Out++ = Hex_Table[Case_Hack_Bits & 0xf];
+ Case_Hack_Bits >>= 4;
+ }
+ *Out++ = 'X';
+ } else {
+ Out=pnt; /*Cut back to 23 characters maximum */
+ *Out++ = '_';
+ for( i=0; i < 7; i++) {
+ init = result & 0x01f;
+ if (init < 10)
+ *Out++='0'+init;
+ else
+ *Out++ = 'A'+init-10;
+ result = result >> 5;
+ }
+ }
+ } /*Case Hack */
+ /*
+ * Done
+ */
+ *Out = 0;
+ if( truncate==1 && flagseen['+'] && flagseen['H'])
+ printf("%s: Symbol %s replaced by %s\n",myname,old_name,new_name);
}
\f
* Scan a symbol name for a psect attribute specification
*/
VMS_Modify_Psect_Attributes(Name, Attribute_Pointer)
-char *Name;
-int *Attribute_Pointer;
+ char *Name;
+ int *Attribute_Pointer;
{
- register int i;
- register char *cp;
- int Negate;
- static struct {
- char *Name;
- int Value;
- } Attributes[] = {
- {"PIC", GPS$M_PIC},
- {"LIB", GPS$M_LIB},
- {"OVR", GPS$M_OVR},
- {"REL", GPS$M_REL},
- {"GBL", GPS$M_GBL},
- {"SHR", GPS$M_SHR},
- {"EXE", GPS$M_EXE},
- {"RD", GPS$M_RD},
- {"WRT", GPS$M_WRT},
- {"VEC", GPS$M_VEC},
- {0, 0}};
+ register int i;
+ register char *cp;
+ int Negate;
+ static struct {
+ char *Name;
+ int Value;
+ } Attributes[] = {
+ {"PIC", GPS$M_PIC},
+{"LIB", GPS$M_LIB},
+{"OVR", GPS$M_OVR},
+{"REL", GPS$M_REL},
+{"GBL", GPS$M_GBL},
+{"SHR", GPS$M_SHR},
+{"EXE", GPS$M_EXE},
+{"RD", GPS$M_RD},
+{"WRT", GPS$M_WRT},
+{"VEC", GPS$M_VEC},
+{0, 0}};
+/*
+ * Kill leading "_"
+ */
+if (*Name == '_') Name++;
+ /*
+ * Check for a PSECT attribute list
+ */
+ if (!HAS_PSECT_ATTRIBUTES(Name)) return; /* If not, return */
+ /*
+ * Skip the attribute list indicator
+ */
+ Name += PSECT_ATTRIBUTES_STRING_LENGTH;
+ /*
+ * Process the attributes ("_" separated, "$" terminated)
+ */
+ while(*Name != '$') {
/*
- * Kill leading "_"
- */
- if (*Name == '_') Name++;
- /*
- * Check for a PSECT attribute list
- */
- if (!HAS_PSECT_ATTRIBUTES(Name)) return; /* If not, return */
- /*
- * Skip the attribute list indicator
+ * Assume not negating
*/
- Name += PSECT_ATTRIBUTES_STRING_LENGTH;
+ Negate = 0;
+ /*
+ * Check for "NO"
+ */
+ if ((Name[0] == 'N') && (Name[1] == 'O')) {
/*
- * Process the attributes ("_" separated, "$" terminated)
+ * We are negating (and skip the NO)
*/
- while(*Name != '$') {
- /*
- * Assume not negating
- */
- Negate = 0;
- /*
- * Check for "NO"
- */
- if ((Name[0] == 'N') && (Name[1] == 'O')) {
- /*
- * We are negating (and skip the NO)
- */
- Negate = 1;
- Name += 2;
- }
- /*
- * Find the token delimiter
- */
- cp = Name;
- while(*cp && (*cp != '_') && (*cp != '$')) cp++;
- /*
- * Look for the token in the attribute list
- */
- for(i = 0; Attributes[i].Name; i++) {
- /*
- * If the strings match, set/clear the attr.
- */
- if (strncmp(Name, Attributes[i].Name, cp - Name) == 0) {
- /*
- * Set or clear
- */
- if (Negate)
- *Attribute_Pointer &=
- ~Attributes[i].Value;
- else
- *Attribute_Pointer |=
- Attributes[i].Value;
- /*
- * Done
- */
- break;
- }
- }
- /*
- * Now skip the attribute
- */
- Name = cp;
- if (*Name == '_') Name++;
+ Negate = 1;
+ Name += 2;
+ }
+ /*
+ * Find the token delimiter
+ */
+ cp = Name;
+ while(*cp && (*cp != '_') && (*cp != '$')) cp++;
+ /*
+ * Look for the token in the attribute list
+ */
+ for(i = 0; Attributes[i].Name; i++) {
+ /*
+ * If the strings match, set/clear the attr.
+ */
+ if (strncmp(Name, Attributes[i].Name, cp - Name) == 0) {
+ /*
+ * Set or clear
+ */
+ if (Negate)
+ *Attribute_Pointer &=
+ ~Attributes[i].Value;
+ else
+ *Attribute_Pointer |=
+ Attributes[i].Value;
+ /*
+ * Done
+ */
+ break;
}
- /*
- * Done
- */
- return;
+ }
+ /*
+ * Now skip the attribute
+ */
+ Name = cp;
+ if (*Name == '_') Name++;
+}
+/*
+ * Done
+ */
+return;
}
\f
* Define a psect
*/
VMS_Psect_Spec(Name, Size, Type)
-char *Name;
-int Size;
-char *Type;
+ char *Name;
+ int Size;
+ char *Type;
{
- char Local[32];
- int Psect_Attributes;
-
- /*
- * We are writing a GSD record
- */
- Set_VMS_Object_File_Record(OBJ$C_GSD);
- /*
- * If the buffer is empty we must insert the GSD record type
- */
- if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_GSD);
- /*
- * We are writing a PSECT definition subrecord
- */
- PUT_CHAR(GSD$C_PSC);
- /*
- * Psects are always LONGWORD aligned
- */
- PUT_CHAR(2);
- /*
- * Generate the appropriate PSECT flags given the PSECT type
- */
- if (strcmp(Type,"COMMON") == 0) {
- /*
- * Common block psects are: PIC,OVR,REL,GBL,SHR,RD,WRT
- */
- Psect_Attributes = (GPS$M_PIC|GPS$M_OVR|GPS$M_REL|GPS$M_GBL|
- GPS$M_SHR|GPS$M_RD|GPS$M_WRT);
- } else if (strcmp(Type,"CONST") == 0) {
- /*
- * Common block psects are: PIC,OVR,REL,GBL,SHR,RD
- */
- Psect_Attributes = (GPS$M_PIC|GPS$M_OVR|GPS$M_REL|GPS$M_GBL|
- GPS$M_SHR|GPS$M_RD);
- } else if (strcmp(Type,"DATA") == 0) {
- /*
- * The Data psects are PIC,REL,RD,WRT
- */
- Psect_Attributes =
- (GPS$M_PIC|GPS$M_REL|GPS$M_RD|GPS$M_WRT);
- } else if (strcmp(Type,"TEXT") == 0) {
- /*
- * The Text psects are PIC,REL,SHR,EXE,RD
- */
- Psect_Attributes =
- (GPS$M_PIC|GPS$M_REL|GPS$M_SHR|
- GPS$M_EXE|GPS$M_RD);
- } else {
- /*
- * Error: Unknown psect type
- */
- error("Unknown VMS psect type");
- }
+ char Local[32];
+ int Psect_Attributes;
+
+ /*
+ * We are writing a GSD record
+ */
+ Set_VMS_Object_File_Record(OBJ$C_GSD);
+ /*
+ * If the buffer is empty we must insert the GSD record type
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_GSD);
+ /*
+ * We are writing a PSECT definition subrecord
+ */
+ PUT_CHAR(GSD$C_PSC);
+ /*
+ * Psects are always LONGWORD aligned
+ */
+ PUT_CHAR(2);
+ /*
+ * Generate the appropriate PSECT flags given the PSECT type
+ */
+ if (strcmp(Type,"COMMON") == 0) {
/*
- * Modify the psect attributes according to any attribute string
+ * Common block psects are: PIC,OVR,REL,GBL,SHR,RD,WRT
*/
- if (HAS_PSECT_ATTRIBUTES(Name))
- VMS_Modify_Psect_Attributes(Name,&Psect_Attributes);
+ Psect_Attributes = (GPS$M_PIC|GPS$M_OVR|GPS$M_REL|GPS$M_GBL|
+ GPS$M_SHR|GPS$M_RD|GPS$M_WRT);
+ } else if (strcmp(Type,"CONST") == 0) {
/*
- * Specify the psect attributes
+ * Common block psects are: PIC,OVR,REL,GBL,SHR,RD
*/
- PUT_SHORT(Psect_Attributes);
+ Psect_Attributes = (GPS$M_PIC|GPS$M_OVR|GPS$M_REL|GPS$M_GBL|
+ GPS$M_SHR|GPS$M_RD);
+ } else if (strcmp(Type,"DATA") == 0) {
/*
- * Specify the allocation
+ * The Data psects are PIC,REL,RD,WRT
*/
- PUT_LONG(Size);
+ Psect_Attributes =
+ (GPS$M_PIC|GPS$M_REL|GPS$M_RD|GPS$M_WRT);
+ } else if (strcmp(Type,"TEXT") == 0) {
/*
- * Finally, the psect name
+ * The Text psects are PIC,REL,SHR,EXE,RD
*/
- VMS_Case_Hack_Symbol(Name,Local);
- PUT_COUNTED_STRING(Local);
+ Psect_Attributes =
+ (GPS$M_PIC|GPS$M_REL|GPS$M_SHR|
+ GPS$M_EXE|GPS$M_RD);
+ } else {
/*
- * Flush the buffer if it is more than 75% full
+ * Error: Unknown psect type
*/
- if (Object_Record_Offset >
- (sizeof(Object_Record_Buffer)*3/4))
- Flush_VMS_Object_Record_Buffer();
+ error("Unknown VMS psect type");
+ }
+ /*
+ * Modify the psect attributes according to any attribute string
+ */
+ if (HAS_PSECT_ATTRIBUTES(Name))
+ VMS_Modify_Psect_Attributes(Name,&Psect_Attributes);
+ /*
+ * Specify the psect attributes
+ */
+ PUT_SHORT(Psect_Attributes);
+ /*
+ * Specify the allocation
+ */
+ PUT_LONG(Size);
+ /*
+ * Finally, the psect name
+ */
+ VMS_Case_Hack_Symbol(Name,Local);
+ PUT_COUNTED_STRING(Local);
+ /*
+ * Flush the buffer if it is more than 75% full
+ */
+ if (Object_Record_Offset >
+ (sizeof(Object_Record_Buffer)*3/4))
+ Flush_VMS_Object_Record_Buffer();
}
\f
* Define a global symbol
*/
VMS_Global_Symbol_Spec(Name, Psect_Number, Psect_Offset, Defined)
-char *Name;
-int Psect_Number;
-int Psect_Offset;
+ char *Name;
+ int Psect_Number;
+ int Psect_Offset;
{
- char Local[32];
-
- /*
- * We are writing a GSD record
- */
- Set_VMS_Object_File_Record(OBJ$C_GSD);
+ char Local[32];
+
+ /*
+ * We are writing a GSD record
+ */
+ Set_VMS_Object_File_Record(OBJ$C_GSD);
+ /*
+ * If the buffer is empty we must insert the GSD record type
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_GSD);
+ /*
+ * We are writing a Global symbol definition subrecord
+ */
+ if (Psect_Number <= 255) {
+ PUT_CHAR(GSD$C_SYM);
+ } else {
+ PUT_CHAR(GSD$C_SYMW);
+ }
+ /*
+ * Data type is undefined
+ */
+ PUT_CHAR(0);
+ /*
+ * Switch on Definition/Reference
+ */
+ if (Defined) {
/*
- * If the buffer is empty we must insert the GSD record type
+ * Definition:
+ * Flags = "RELOCATABLE" and "DEFINED"
*/
- if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_GSD);
+ PUT_SHORT(GSY$M_DEF|GSY$M_REL);
/*
- * We are writing a Global symbol definition subrecord
+ * Psect Number
*/
if (Psect_Number <= 255) {
- PUT_CHAR(GSD$C_SYM);
- } else {
- PUT_CHAR(GSD$C_SYMW);
- }
- /*
- * Data type is undefined
- */
- PUT_CHAR(0);
- /*
- * Switch on Definition/Reference
- */
- if (Defined) {
- /*
- * Definition:
- * Flags = "RELOCATABLE" and "DEFINED"
- */
- PUT_SHORT(GSY$M_DEF|GSY$M_REL);
- /*
- * Psect Number
- */
- if (Psect_Number <= 255) {
- PUT_CHAR(Psect_Number);
- } else {
- PUT_SHORT(Psect_Number);
- }
- /*
- * Offset
- */
- PUT_LONG(Psect_Offset);
+ PUT_CHAR(Psect_Number);
} else {
- /*
- * Reference:
- * Flags = "RELOCATABLE"
- */
- PUT_SHORT(GSY$M_REL);
+ PUT_SHORT(Psect_Number);
}
/*
- * Finally, the global symbol name
+ * Offset
*/
- VMS_Case_Hack_Symbol(Name,Local);
- PUT_COUNTED_STRING(Local);
+ PUT_LONG(Psect_Offset);
+ } else {
/*
- * Flush the buffer if it is more than 75% full
+ * Reference:
+ * Flags = "RELOCATABLE"
*/
- if (Object_Record_Offset >
- (sizeof(Object_Record_Buffer)*3/4))
- Flush_VMS_Object_Record_Buffer();
+ PUT_SHORT(GSY$M_REL);
+ }
+ /*
+ * Finally, the global symbol name
+ */
+ VMS_Case_Hack_Symbol(Name,Local);
+ PUT_COUNTED_STRING(Local);
+ /*
+ * Flush the buffer if it is more than 75% full
+ */
+ if (Object_Record_Offset >
+ (sizeof(Object_Record_Buffer)*3/4))
+ Flush_VMS_Object_Record_Buffer();
}
\f
* Define a procedure entry pt/mask
*/
VMS_Procedure_Entry_Pt(Name, Psect_Number, Psect_Offset, Entry_Mask)
-char *Name;
-int Psect_Number;
-int Psect_Offset;
-int Entry_Mask;
+ char *Name;
+ int Psect_Number;
+ int Psect_Offset;
+ int Entry_Mask;
{
- char Local[32];
-
- /*
- * We are writing a GSD record
- */
- Set_VMS_Object_File_Record(OBJ$C_GSD);
- /*
- * If the buffer is empty we must insert the GSD record type
- */
- if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_GSD);
- /*
- * We are writing a Procedure Entry Pt/Mask subrecord
- */
- if (Psect_Number <= 255) {
- PUT_CHAR(GSD$C_EPM);
- } else {
- PUT_CHAR(GSD$C_EPMW);
- }
- /*
- * Data type is undefined
- */
- PUT_CHAR(0);
- /*
- * Flags = "RELOCATABLE" and "DEFINED"
- */
- PUT_SHORT(GSY$M_DEF|GSY$M_REL);
- /*
- * Psect Number
- */
- if (Psect_Number <= 255) {
- PUT_CHAR(Psect_Number);
- } else {
- PUT_SHORT(Psect_Number);
- }
- /*
- * Offset
- */
- PUT_LONG(Psect_Offset);
- /*
- * Entry mask
- */
- PUT_SHORT(Entry_Mask);
- /*
- * Finally, the global symbol name
- */
- VMS_Case_Hack_Symbol(Name,Local);
- PUT_COUNTED_STRING(Local);
- /*
- * Flush the buffer if it is more than 75% full
- */
- if (Object_Record_Offset >
- (sizeof(Object_Record_Buffer)*3/4))
- Flush_VMS_Object_Record_Buffer();
+ char Local[32];
+
+ /*
+ * We are writing a GSD record
+ */
+ Set_VMS_Object_File_Record(OBJ$C_GSD);
+ /*
+ * If the buffer is empty we must insert the GSD record type
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_GSD);
+ /*
+ * We are writing a Procedure Entry Pt/Mask subrecord
+ */
+ if (Psect_Number <= 255) {
+ PUT_CHAR(GSD$C_EPM);
+ } else {
+ PUT_CHAR(GSD$C_EPMW);
+ }
+ /*
+ * Data type is undefined
+ */
+ PUT_CHAR(0);
+ /*
+ * Flags = "RELOCATABLE" and "DEFINED"
+ */
+ PUT_SHORT(GSY$M_DEF|GSY$M_REL);
+ /*
+ * Psect Number
+ */
+ if (Psect_Number <= 255) {
+ PUT_CHAR(Psect_Number);
+ } else {
+ PUT_SHORT(Psect_Number);
+ }
+ /*
+ * Offset
+ */
+ PUT_LONG(Psect_Offset);
+ /*
+ * Entry mask
+ */
+ PUT_SHORT(Entry_Mask);
+ /*
+ * Finally, the global symbol name
+ */
+ VMS_Case_Hack_Symbol(Name,Local);
+ PUT_COUNTED_STRING(Local);
+ /*
+ * Flush the buffer if it is more than 75% full
+ */
+ if (Object_Record_Offset >
+ (sizeof(Object_Record_Buffer)*3/4))
+ Flush_VMS_Object_Record_Buffer();
}
\f
* Set the current location counter to a particular Psect and Offset
*/
VMS_Set_Psect(Psect_Index, Offset, Record_Type)
-int Psect_Index;
-int Offset;
-int Record_Type;
+ int Psect_Index;
+ int Offset;
+ int Record_Type;
{
- /*
- * We are writing a "Record_Type" record
- */
- Set_VMS_Object_File_Record(Record_Type);
- /*
- * If the buffer is empty we must insert the record type
- */
- if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
- /*
- * Stack the Psect base + Longword Offset
- */
- if (Psect_Index < 255) {
- PUT_CHAR(TIR$C_STA_PL);
- PUT_CHAR(Psect_Index);
- } else {
- PUT_CHAR(TIR$C_STA_WPL);
- PUT_SHORT(Psect_Index);
- }
- PUT_LONG(Offset);
- /*
- * Set relocation base
- */
- PUT_CHAR(TIR$C_CTL_SETRB);
- /*
- * Flush the buffer if it is more than 75% full
- */
- if (Object_Record_Offset >
- (sizeof(Object_Record_Buffer)*3/4))
- Flush_VMS_Object_Record_Buffer();
+ /*
+ * We are writing a "Record_Type" record
+ */
+ Set_VMS_Object_File_Record(Record_Type);
+ /*
+ * If the buffer is empty we must insert the record type
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
+ /*
+ * Stack the Psect base + Longword Offset
+ */
+ if (Psect_Index < 255) {
+ PUT_CHAR(TIR$C_STA_PL);
+ PUT_CHAR(Psect_Index);
+ } else {
+ PUT_CHAR(TIR$C_STA_WPL);
+ PUT_SHORT(Psect_Index);
+ }
+ PUT_LONG(Offset);
+ /*
+ * Set relocation base
+ */
+ PUT_CHAR(TIR$C_CTL_SETRB);
+ /*
+ * Flush the buffer if it is more than 75% full
+ */
+ if (Object_Record_Offset >
+ (sizeof(Object_Record_Buffer)*3/4))
+ Flush_VMS_Object_Record_Buffer();
}
/*
* Make a data reference
*/
VMS_Set_Data(Psect_Index, Offset, Record_Type,Force)
-int Psect_Index;
-int Offset;
-int Record_Type;
-int Force;
+ int Psect_Index;
+ int Offset;
+ int Record_Type;
+ int Force;
{
- /*
- * We are writing a "Record_Type" record
- */
- Set_VMS_Object_File_Record(Record_Type);
- /*
- * If the buffer is empty we must insert the record type
- */
- if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
- /*
- * Stack the Psect base + Longword Offset
- */
- if(Force==1){
- if(Psect_Index>127){
- PUT_CHAR(TIR$C_STA_WPL);
- PUT_SHORT(Psect_Index);
- PUT_LONG(Offset);}
- else {
- PUT_CHAR(TIR$C_STA_PL);
- PUT_CHAR(Psect_Index);
- PUT_LONG(Offset);}
- } else {if(Offset>32767){
- PUT_CHAR(TIR$C_STA_WPL);
- PUT_SHORT(Psect_Index);
- PUT_LONG(Offset);}
- else if(Offset>127){
- PUT_CHAR(TIR$C_STA_WPW);
- PUT_SHORT(Psect_Index);
- PUT_SHORT(Offset);}
- else{
- PUT_CHAR(TIR$C_STA_WPB);
- PUT_SHORT(Psect_Index);
- PUT_CHAR(Offset);};};
- /*
- * Set relocation base
- */
- PUT_CHAR(TIR$C_STO_PIDR);
- /*
- * Flush the buffer if it is more than 75% full
- */
- if (Object_Record_Offset >
- (sizeof(Object_Record_Buffer)*3/4))
- Flush_VMS_Object_Record_Buffer();
+ /*
+ * We are writing a "Record_Type" record
+ */
+ Set_VMS_Object_File_Record(Record_Type);
+ /*
+ * If the buffer is empty we must insert the record type
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
+ /*
+ * Stack the Psect base + Longword Offset
+ */
+ if(Force==1){
+ if(Psect_Index>127){
+ PUT_CHAR(TIR$C_STA_WPL);
+ PUT_SHORT(Psect_Index);
+ PUT_LONG(Offset);}
+ else {
+ PUT_CHAR(TIR$C_STA_PL);
+ PUT_CHAR(Psect_Index);
+ PUT_LONG(Offset);}
+ } else {if(Offset>32767){
+ PUT_CHAR(TIR$C_STA_WPL);
+ PUT_SHORT(Psect_Index);
+ PUT_LONG(Offset);}
+ else if(Offset>127){
+ PUT_CHAR(TIR$C_STA_WPW);
+ PUT_SHORT(Psect_Index);
+ PUT_SHORT(Offset);}
+ else{
+ PUT_CHAR(TIR$C_STA_WPB);
+ PUT_SHORT(Psect_Index);
+ PUT_CHAR(Offset);};};
+ /*
+ * Set relocation base
+ */
+ PUT_CHAR(TIR$C_STO_PIDR);
+ /*
+ * Flush the buffer if it is more than 75% full
+ */
+ if (Object_Record_Offset >
+ (sizeof(Object_Record_Buffer)*3/4))
+ Flush_VMS_Object_Record_Buffer();
}
/*
*/
VMS_Store_Struct(int Struct_Index)
{
- /*
- * We are writing a "OBJ$C_DBG" record
- */
- Set_VMS_Object_File_Record(OBJ$C_DBG);
- /*
- * If the buffer is empty we must insert the record type
- */
- if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_DBG);
- PUT_CHAR(TIR$C_STA_UW);
- PUT_SHORT(Struct_Index);
- PUT_CHAR(TIR$C_CTL_STKDL);
- PUT_CHAR(TIR$C_STO_L);
- /*
- * Flush the buffer if it is more than 75% full
- */
- if (Object_Record_Offset >
- (sizeof(Object_Record_Buffer)*3/4))
- Flush_VMS_Object_Record_Buffer();
+ /*
+ * We are writing a "OBJ$C_DBG" record
+ */
+ Set_VMS_Object_File_Record(OBJ$C_DBG);
+ /*
+ * If the buffer is empty we must insert the record type
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_DBG);
+ PUT_CHAR(TIR$C_STA_UW);
+ PUT_SHORT(Struct_Index);
+ PUT_CHAR(TIR$C_CTL_STKDL);
+ PUT_CHAR(TIR$C_STO_L);
+ /*
+ * Flush the buffer if it is more than 75% full
+ */
+ if (Object_Record_Offset >
+ (sizeof(Object_Record_Buffer)*3/4))
+ Flush_VMS_Object_Record_Buffer();
}
/*
*/
VMS_Def_Struct(int Struct_Index)
{
- /*
- * We are writing a "OBJ$C_DBG" record
- */
- Set_VMS_Object_File_Record(OBJ$C_DBG);
- /*
- * If the buffer is empty we must insert the record type
- */
- if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_DBG);
- PUT_CHAR(TIR$C_STA_UW);
- PUT_SHORT(Struct_Index);
- PUT_CHAR(TIR$C_CTL_DFLOC);
- /*
- * Flush the buffer if it is more than 75% full
- */
- if (Object_Record_Offset >
- (sizeof(Object_Record_Buffer)*3/4))
- Flush_VMS_Object_Record_Buffer();
+ /*
+ * We are writing a "OBJ$C_DBG" record
+ */
+ Set_VMS_Object_File_Record(OBJ$C_DBG);
+ /*
+ * If the buffer is empty we must insert the record type
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_DBG);
+ PUT_CHAR(TIR$C_STA_UW);
+ PUT_SHORT(Struct_Index);
+ PUT_CHAR(TIR$C_CTL_DFLOC);
+ /*
+ * Flush the buffer if it is more than 75% full
+ */
+ if (Object_Record_Offset >
+ (sizeof(Object_Record_Buffer)*3/4))
+ Flush_VMS_Object_Record_Buffer();
}
VMS_Set_Struct(int Struct_Index)
{/* see previous functions for comments */
- Set_VMS_Object_File_Record(OBJ$C_DBG);
- if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_DBG);
- PUT_CHAR(TIR$C_STA_UW);
- PUT_SHORT(Struct_Index);
- PUT_CHAR(TIR$C_CTL_STLOC);
- if (Object_Record_Offset >
- (sizeof(Object_Record_Buffer)*3/4))
- Flush_VMS_Object_Record_Buffer();
+ Set_VMS_Object_File_Record(OBJ$C_DBG);
+ if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_DBG);
+ PUT_CHAR(TIR$C_STA_UW);
+ PUT_SHORT(Struct_Index);
+ PUT_CHAR(TIR$C_CTL_STLOC);
+ if (Object_Record_Offset >
+ (sizeof(Object_Record_Buffer)*3/4))
+ Flush_VMS_Object_Record_Buffer();
}
\f
/*
* Store immediate data in current Psect
*/
VMS_Store_Immediate_Data(Pointer, Size, Record_Type)
-register char *Pointer;
-int Size;
-int Record_Type;
+ register char *Pointer;
+ int Size;
+ int Record_Type;
{
- register int i;
-
+ register int i;
+
+ /*
+ * We are writing a "Record_Type" record
+ */
+ Set_VMS_Object_File_Record(Record_Type);
+ /*
+ * We can only store 128 bytes at a time
+ */
+ while(Size > 0) {
/*
- * We are writing a "Record_Type" record
+ * Store a maximum of 128 bytes
*/
- Set_VMS_Object_File_Record(Record_Type);
+ i = (Size > 128) ? 128 : Size;
+ Size -= i;
/*
- * We can only store 128 bytes at a time
+ * If we cannot accommodate this record, flush the
+ * buffer.
*/
- while(Size > 0) {
- /*
- * Store a maximum of 128 bytes
- */
- i = (Size > 128) ? 128 : Size;
- Size -= i;
- /*
- * If we cannot accommodate this record, flush the
- * buffer.
- */
- if ((Object_Record_Offset + i + 1) >=
- sizeof(Object_Record_Buffer))
- Flush_VMS_Object_Record_Buffer();
- /*
- * If the buffer is empty we must insert record type
- */
- if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
- /*
- * Store the count
- */
- PUT_CHAR(-i & 0xff);
- /*
- * Store the data
- */
- while(--i >= 0) PUT_CHAR(*Pointer++);
- /*
- * Flush the buffer if it is more than 75% full
- */
- if (Object_Record_Offset >
- (sizeof(Object_Record_Buffer)*3/4))
- Flush_VMS_Object_Record_Buffer();
- }
+ if ((Object_Record_Offset + i + 1) >=
+ sizeof(Object_Record_Buffer))
+ Flush_VMS_Object_Record_Buffer();
+ /*
+ * If the buffer is empty we must insert record type
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
+ /*
+ * Store the count
+ */
+ PUT_CHAR(-i & 0xff);
+ /*
+ * Store the data
+ */
+ while(--i >= 0) PUT_CHAR(*Pointer++);
+ /*
+ * Flush the buffer if it is more than 75% full
+ */
+ if (Object_Record_Offset >
+ (sizeof(Object_Record_Buffer)*3/4))
+ Flush_VMS_Object_Record_Buffer();
+ }
}
\f
* Store repeated immediate data in current Psect
*/
VMS_Store_Repeated_Data(Repeat_Count,Pointer, Size, Record_Type)
-int Repeat_Count;
-register char *Pointer;
-int Size;
-int Record_Type;
+ int Repeat_Count;
+ register char *Pointer;
+ int Size;
+ int Record_Type;
{
+
+ /*
+ * Ignore zero bytes/words/longwords
+ */
+ if ((Size == sizeof(char)) && (*Pointer == 0)) return;
+ if ((Size == sizeof(short)) && (*(short *)Pointer == 0)) return;
+ if ((Size == sizeof(long)) && (*(long *)Pointer == 0)) return;
+ /*
+ * If the data is too big for a TIR$C_STO_RIVB sub-record
+ * then we do it manually
+ */
+ if (Size > 255) {
+ while(--Repeat_Count >= 0)
+ VMS_Store_Immediate_Data(Pointer,Size,Record_Type);
+ return;
+ }
+ /*
+ * We are writing a "Record_Type" record
+ */
+ Set_VMS_Object_File_Record(Record_Type);
+ /*
+ * If the buffer is empty we must insert record type
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
+ /*
+ * Stack the repeat count
+ */
+ PUT_CHAR(TIR$C_STA_LW);
+ PUT_LONG(Repeat_Count);
+ /*
+ * And now the command and its data
+ */
+ PUT_CHAR(TIR$C_STO_RIVB);
+ PUT_CHAR(Size);
+ while(--Size >= 0) PUT_CHAR(*Pointer++);
+ /*
+ * Flush the buffer if it is more than 75% full
+ */
+ if (Object_Record_Offset >
+ (sizeof(Object_Record_Buffer)*3/4))
+ Flush_VMS_Object_Record_Buffer();
+}
+\f
+/*
+ * Store a Position Independent Reference
+ */
+VMS_Store_PIC_Symbol_Reference(Symbol, Offset, PC_Relative,
+ Psect, Psect_Offset, Record_Type)
+ struct symbol *Symbol;
+ int Offset;
+ int PC_Relative;
+ int Psect;
+ int Psect_Offset;
+ int Record_Type;
+{
+ register struct VMS_Symbol *vsp =
+ (struct VMS_Symbol *)(Symbol->sy_number);
+ char Local[32];
+
+ /*
+ * We are writing a "Record_Type" record
+ */
+ Set_VMS_Object_File_Record(Record_Type);
+ /*
+ * If the buffer is empty we must insert record type
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
+ /*
+ * Set to the appropriate offset in the Psect
+ */
+ if (PC_Relative) {
/*
- * Ignore zero bytes/words/longwords
- */
- if ((Size == sizeof(char)) && (*Pointer == 0)) return;
- if ((Size == sizeof(short)) && (*(short *)Pointer == 0)) return;
- if ((Size == sizeof(long)) && (*(long *)Pointer == 0)) return;
- /*
- * If the data is too big for a TIR$C_STO_RIVB sub-record
- * then we do it manually
+ * For a Code reference we need to fix the operand
+ * specifier as well (so back up 1 byte)
*/
- if (Size > 255) {
- while(--Repeat_Count >= 0)
- VMS_Store_Immediate_Data(Pointer,Size,Record_Type);
- return;
- }
+ VMS_Set_Psect(Psect, Psect_Offset - 1, Record_Type);
+ } else {
/*
- * We are writing a "Record_Type" record
+ * For a Data reference we just store HERE
*/
- Set_VMS_Object_File_Record(Record_Type);
+ VMS_Set_Psect(Psect, Psect_Offset, Record_Type);
+ }
+ /*
+ * Make sure we are still generating a "Record Type" record
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
+ /*
+ * Dispatch on symbol type (so we can stack its value)
+ */
+ switch(Symbol->sy_nlist.n_type) {
/*
- * If the buffer is empty we must insert record type
+ * Global symbol
*/
- if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
+#ifdef NOT_VAX_11_C_COMPATIBLE
+ case N_UNDF | N_EXT:
+ case N_DATA | N_EXT:
+#endif NOT_VAX_11_C_COMPATIBLE
+ case N_UNDF:
+ case N_TEXT | N_EXT:
/*
- * Stack the repeat count
+ * Get the symbol name (case hacked)
*/
- PUT_CHAR(TIR$C_STA_LW);
- PUT_LONG(Repeat_Count);
+ VMS_Case_Hack_Symbol(Symbol->sy_nlist.n_un.n_name,Local);
/*
- * And now the command and its data
+ * Stack the global symbol value
*/
- PUT_CHAR(TIR$C_STO_RIVB);
- PUT_CHAR(Size);
- while(--Size >= 0) PUT_CHAR(*Pointer++);
+ PUT_CHAR(TIR$C_STA_GBL);
+ PUT_COUNTED_STRING(Local);
+ if (Offset) {
+ /*
+ * Stack the longword offset
+ */
+ PUT_CHAR(TIR$C_STA_LW);
+ PUT_LONG(Offset);
+ /*
+ * Add the two, leaving the result on the stack
+ */
+ PUT_CHAR(TIR$C_OPR_ADD);
+ }
+ break;
/*
- * Flush the buffer if it is more than 75% full
+ * Uninitialized local data
*/
- if (Object_Record_Offset >
- (sizeof(Object_Record_Buffer)*3/4))
- Flush_VMS_Object_Record_Buffer();
-}
-
-\f
-/*
- * Store a Position Independent Reference
- */
-VMS_Store_PIC_Symbol_Reference(Symbol, Offset, PC_Relative,
- Psect, Psect_Offset, Record_Type)
-struct symbol *Symbol;
-int Offset;
-int PC_Relative;
-int Psect;
-int Psect_Offset;
-int Record_Type;
-{
- register struct VMS_Symbol *vsp =
- (struct VMS_Symbol *)(Symbol->sy_number);
- char Local[32];
-
+ case N_BSS:
/*
- * We are writing a "Record_Type" record
+ * Stack the Psect (+offset)
*/
- Set_VMS_Object_File_Record(Record_Type);
+ if (vsp->Psect_Index < 255) {
+ PUT_CHAR(TIR$C_STA_PL);
+ PUT_CHAR(vsp->Psect_Index);
+ } else {
+ PUT_CHAR(TIR$C_STA_WPL);
+ PUT_SHORT(vsp->Psect_Index);
+ }
+ PUT_LONG(vsp->Psect_Offset + Offset);
+ break;
/*
- * If the buffer is empty we must insert record type
+ * Local text
*/
- if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
+ case N_TEXT:
/*
- * Set to the appropriate offset in the Psect
+ * Stack the Psect (+offset)
*/
- if (PC_Relative) {
- /*
- * For a Code reference we need to fix the operand
- * specifier as well (so back up 1 byte)
- */
- VMS_Set_Psect(Psect, Psect_Offset - 1, Record_Type);
+ if (vsp->Psect_Index < 255) {
+ PUT_CHAR(TIR$C_STA_PL);
+ PUT_CHAR(vsp->Psect_Index);
} else {
- /*
- * For a Data reference we just store HERE
- */
- VMS_Set_Psect(Psect, Psect_Offset, Record_Type);
+ PUT_CHAR(TIR$C_STA_WPL);
+ PUT_SHORT(vsp->Psect_Index);
}
+ PUT_LONG(Symbol->sy_nlist.n_value);
+ break;
/*
- * Make sure we are still generating a "Record Type" record
+ * Initialized local or global data
*/
- if (Object_Record_Offset == 0) PUT_CHAR(Record_Type);
- /*
- * Dispatch on symbol type (so we can stack its value)
- */
- switch(Symbol->sy_nlist.n_type) {
- /*
- * Global symbol
- */
-#ifdef NOT_VAX_11_C_COMPATIBLE
- case N_UNDF | N_EXT:
- case N_DATA | N_EXT:
-#endif NOT_VAX_11_C_COMPATIBLE
- case N_UNDF:
- case N_TEXT | N_EXT:
- /*
- * Get the symbol name (case hacked)
- */
- VMS_Case_Hack_Symbol(Symbol->sy_nlist.n_un.n_name,Local);
- /*
- * Stack the global symbol value
- */
- PUT_CHAR(TIR$C_STA_GBL);
- PUT_COUNTED_STRING(Local);
- if (Offset) {
- /*
- * Stack the longword offset
- */
- PUT_CHAR(TIR$C_STA_LW);
- PUT_LONG(Offset);
- /*
- * Add the two, leaving the result on the stack
- */
- PUT_CHAR(TIR$C_OPR_ADD);
- }
- break;
- /*
- * Uninitialized local data
- */
- case N_BSS:
- /*
- * Stack the Psect (+offset)
- */
- if (vsp->Psect_Index < 255) {
- PUT_CHAR(TIR$C_STA_PL);
- PUT_CHAR(vsp->Psect_Index);
- } else {
- PUT_CHAR(TIR$C_STA_WPL);
- PUT_SHORT(vsp->Psect_Index);
- }
- PUT_LONG(vsp->Psect_Offset + Offset);
- break;
- /*
- * Local text
- */
- case N_TEXT:
- /*
- * Stack the Psect (+offset)
- */
- if (vsp->Psect_Index < 255) {
- PUT_CHAR(TIR$C_STA_PL);
- PUT_CHAR(vsp->Psect_Index);
- } else {
- PUT_CHAR(TIR$C_STA_WPL);
- PUT_SHORT(vsp->Psect_Index);
- }
- PUT_LONG(Symbol->sy_nlist.n_value);
- break;
- /*
- * Initialized local or global data
- */
- case N_DATA:
+ case N_DATA:
#ifndef NOT_VAX_11_C_COMPATIBLE
- case N_UNDF | N_EXT:
- case N_DATA | N_EXT:
+ case N_UNDF | N_EXT:
+ case N_DATA | N_EXT:
#endif NOT_VAX_11_C_COMPATIBLE
- /*
- * Stack the Psect (+offset)
- */
- if (vsp->Psect_Index < 255) {
- PUT_CHAR(TIR$C_STA_PL);
- PUT_CHAR(vsp->Psect_Index);
- } else {
- PUT_CHAR(TIR$C_STA_WPL);
- PUT_SHORT(vsp->Psect_Index);
- }
- PUT_LONG(vsp->Psect_Offset + Offset);
- break;
- }
/*
- * Store either a code or data reference
+ * Stack the Psect (+offset)
*/
- PUT_CHAR(PC_Relative ? TIR$C_STO_PICR : TIR$C_STO_PIDR);
- /*
- * Flush the buffer if it is more than 75% full
- */
- if (Object_Record_Offset >
- (sizeof(Object_Record_Buffer)*3/4))
- Flush_VMS_Object_Record_Buffer();
+ if (vsp->Psect_Index < 255) {
+ PUT_CHAR(TIR$C_STA_PL);
+ PUT_CHAR(vsp->Psect_Index);
+ } else {
+ PUT_CHAR(TIR$C_STA_WPL);
+ PUT_SHORT(vsp->Psect_Index);
+ }
+ PUT_LONG(vsp->Psect_Offset + Offset);
+ break;
+ }
+ /*
+ * Store either a code or data reference
+ */
+ PUT_CHAR(PC_Relative ? TIR$C_STO_PICR : TIR$C_STO_PIDR);
+ /*
+ * Flush the buffer if it is more than 75% full
+ */
+ if (Object_Record_Offset >
+ (sizeof(Object_Record_Buffer)*3/4))
+ Flush_VMS_Object_Record_Buffer();
}
\f
* PIC CODE GENERATING FIXUP ROUTINE.
*/
VMS_Fix_Indirect_Reference(Text_Psect, Offset, fragP, text_frag_root)
-int Text_Psect;
-int Offset;
-register fragS *fragP;
-struct frag *text_frag_root;
+ int Text_Psect;
+ int Offset;
+ register fragS *fragP;
+ struct frag *text_frag_root;
{
+ /*
+ * The addressing mode byte is 1 byte before the address
+ */
+ Offset--;
+ /*
+ * Is it in THIS frag??
+ */
+ if ((Offset < fragP->fr_address) ||
+ (Offset >= (fragP->fr_address + fragP->fr_fix))) {
/*
- * The addressing mode byte is 1 byte before the address
+ * We need to search for the fragment containing this
+ * Offset
*/
- Offset--;
+ for(fragP = text_frag_root; fragP; fragP = fragP->fr_next) {
+ if ((Offset >= fragP->fr_address) &&
+ (Offset < (fragP->fr_address + fragP->fr_fix)))
+ break;
+ }
/*
- * Is it in THIS frag??
+ * If we couldn't find the frag, things are BAD!!
*/
- if ((Offset < fragP->fr_address) ||
- (Offset >= (fragP->fr_address + fragP->fr_fix))) {
- /*
- * We need to search for the fragment containing this
- * Offset
- */
- for(fragP = text_frag_root; fragP; fragP = fragP->fr_next) {
- if ((Offset >= fragP->fr_address) &&
- (Offset < (fragP->fr_address + fragP->fr_fix)))
- break;
- }
- /*
- * If we couldn't find the frag, things are BAD!!
- */
- if (fragP == 0)
- error("Couldn't find fixup fragment when checking for indirect reference");
- }
+ if (fragP == 0)
+ error("Couldn't find fixup fragment when checking for indirect reference");
+ }
+ /*
+ * Check for indirect PC relative addressing mode
+ */
+ if (fragP->fr_literal[Offset - fragP->fr_address] == (char)0xff) {
+ static char Address_Mode = 0xff;
+
/*
- * Check for indirect PC relative addressing mode
+ * Yes: Store the indirect mode back into the image
+ * to fix up the damage done by STO_PICR
*/
- if (fragP->fr_literal[Offset - fragP->fr_address] == (char)0xff) {
- static char Address_Mode = 0xff;
-
- /*
- * Yes: Store the indirect mode back into the image
- * to fix up the damage done by STO_PICR
- */
- VMS_Set_Psect(Text_Psect,Offset,OBJ$C_TIR);
- VMS_Store_Immediate_Data(&Address_Mode,1,OBJ$C_TIR);
- }
+ VMS_Set_Psect(Text_Psect,Offset,OBJ$C_TIR);
+ VMS_Store_Immediate_Data(&Address_Mode,1,OBJ$C_TIR);
+ }
}
\f
*/
VMS_TBT_Module_Begin()
{
- register char *cp,*cp1;
- int Size;
- char Module_Name[256];
- char Local[256];
-
- /*
- * Get module name (the FILENAME part of the object file)
- */
- cp = out_file_name;
- cp1 = Module_Name;
- while(*cp) {
- if ((*cp == ']') || (*cp == '>') ||
- (*cp == ':') || (*cp == '/')) {
- cp1 = Module_Name;
- cp++;
- continue;
- }
- *cp1++ = islower(*cp) ? toupper(*cp++) : *cp++;
- }
- *cp1 = 0;
- /*
- * Limit it to 31 characters
- */
- while(--cp1 >= Module_Name)
- if (*cp1 == '.') *cp1 = 0;
- if (strlen(Module_Name) > 31) {
- if(flagseen['+'])
- printf("%s: Module name truncated: %s\n",myname, Module_Name);
- Module_Name[31] = 0;
+ register char *cp,*cp1;
+ int Size;
+ char Module_Name[256];
+ char Local[256];
+
+ /*
+ * Get module name (the FILENAME part of the object file)
+ */
+ cp = out_file_name;
+ cp1 = Module_Name;
+ while(*cp) {
+ if ((*cp == ']') || (*cp == '>') ||
+ (*cp == ':') || (*cp == '/')) {
+ cp1 = Module_Name;
+ cp++;
+ continue;
}
- /*
- * Arrange to store the data locally (leave room for size byte)
- */
- cp = Local+1;
- /*
- * Begin module
- */
- *cp++ = DST$C_MODBEG;
- /*
- * Unused
- */
- *cp++ = 0;
- /*
- * Language type == "C"
- */
- *(long *)cp = DST$C_C;
- cp += sizeof(long);
- /*
- * Store the module name
- */
- *cp++ = strlen(Module_Name);
- cp1 = Module_Name;
- while(*cp1) *cp++ = *cp1++;
- /*
- * Now we can store the record size
- */
- Size = (cp - Local);
- Local[0] = Size-1;
- /*
- * Put it into the object record
- */
- VMS_Store_Immediate_Data(Local, Size, OBJ$C_TBT);
+ *cp1++ = islower(*cp) ? toupper(*cp++) : *cp++;
+ }
+ *cp1 = 0;
+ /*
+ * Limit it to 31 characters
+ */
+ while(--cp1 >= Module_Name)
+ if (*cp1 == '.') *cp1 = 0;
+ if (strlen(Module_Name) > 31) {
+ if(flagseen['+'])
+ printf("%s: Module name truncated: %s\n",myname, Module_Name);
+ Module_Name[31] = 0;
+ }
+ /*
+ * Arrange to store the data locally (leave room for size byte)
+ */
+ cp = Local+1;
+ /*
+ * Begin module
+ */
+ *cp++ = DST$C_MODBEG;
+ /*
+ * Unused
+ */
+ *cp++ = 0;
+ /*
+ * Language type == "C"
+ */
+ *(long *)cp = DST$C_C;
+ cp += sizeof(long);
+ /*
+ * Store the module name
+ */
+ *cp++ = strlen(Module_Name);
+ cp1 = Module_Name;
+ while(*cp1) *cp++ = *cp1++;
+ /*
+ * Now we can store the record size
+ */
+ Size = (cp - Local);
+ Local[0] = Size-1;
+ /*
+ * Put it into the object record
+ */
+ VMS_Store_Immediate_Data(Local, Size, OBJ$C_TBT);
}
\f
/*
* Write the Traceback Module End record
-*/
+ */
VMS_TBT_Module_End()
{
- char Local[2];
-
- /*
- * End module
- */
- Local[0] = 1;
- Local[1] = DST$C_MODEND;
- /*
- * Put it into the object record
- */
- VMS_Store_Immediate_Data(Local, 2, OBJ$C_TBT);
+ char Local[2];
+
+ /*
+ * End module
+ */
+ Local[0] = 1;
+ Local[1] = DST$C_MODEND;
+ /*
+ * Put it into the object record
+ */
+ VMS_Store_Immediate_Data(Local, 2, OBJ$C_TBT);
}
\f
* Write the Traceback Routine Begin record
*/
VMS_TBT_Routine_Begin(symbolP, Psect)
-struct symbol *symbolP;
-int Psect;
+ struct symbol *symbolP;
+ int Psect;
{
- register char *cp,*cp1;
- char *Name;
- int Offset;
- int Size;
- char Local[512];
-
- /*
- * Strip the leading "_" from the name
- */
- Name = symbolP->sy_nlist.n_un.n_name;
- if (*Name == '_') Name++;
- /*
- * Get the text psect offset
- */
- Offset = symbolP->sy_nlist.n_value;
- /*
- * Calculate the record size
- */
- Size = 1+1+4+1+strlen(Name);
- /*
- * Record Size
- */
- Local[0] = Size;
- /*
- * Begin Routine
- */
- Local[1] = DST$C_RTNBEG;
- /*
- * Uses CallS/CallG
- */
- Local[2] = 0;
- /*
- * Store the data so far
- */
- VMS_Store_Immediate_Data(Local, 3, OBJ$C_TBT);
- /*
- * Make sure we are still generating a OBJ$C_TBT record
- */
- if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_TBT);
- /*
- * Now get the symbol address
- */
- PUT_CHAR(TIR$C_STA_WPL);
- PUT_SHORT(Psect);
- PUT_LONG(Offset);
- /*
- * Store the data reference
- */
- PUT_CHAR(TIR$C_STO_PIDR);
- /*
- * Store the counted string as data
- */
- cp = Local;
- cp1 = Name;
- Size = strlen(cp1) + 1;
- *cp++ = Size - 1;
- while(*cp1) *cp++ = *cp1++;
- VMS_Store_Immediate_Data(Local, Size, OBJ$C_TBT);
+ register char *cp,*cp1;
+ char *Name;
+ int Offset;
+ int Size;
+ char Local[512];
+
+ /*
+ * Strip the leading "_" from the name
+ */
+ Name = symbolP->sy_nlist.n_un.n_name;
+ if (*Name == '_') Name++;
+ /*
+ * Get the text psect offset
+ */
+ Offset = symbolP->sy_nlist.n_value;
+ /*
+ * Calculate the record size
+ */
+ Size = 1+1+4+1+strlen(Name);
+ /*
+ * Record Size
+ */
+ Local[0] = Size;
+ /*
+ * Begin Routine
+ */
+ Local[1] = DST$C_RTNBEG;
+ /*
+ * Uses CallS/CallG
+ */
+ Local[2] = 0;
+ /*
+ * Store the data so far
+ */
+ VMS_Store_Immediate_Data(Local, 3, OBJ$C_TBT);
+ /*
+ * Make sure we are still generating a OBJ$C_TBT record
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_TBT);
+ /*
+ * Now get the symbol address
+ */
+ PUT_CHAR(TIR$C_STA_WPL);
+ PUT_SHORT(Psect);
+ PUT_LONG(Offset);
+ /*
+ * Store the data reference
+ */
+ PUT_CHAR(TIR$C_STO_PIDR);
+ /*
+ * Store the counted string as data
+ */
+ cp = Local;
+ cp1 = Name;
+ Size = strlen(cp1) + 1;
+ *cp++ = Size - 1;
+ while(*cp1) *cp++ = *cp1++;
+ VMS_Store_Immediate_Data(Local, Size, OBJ$C_TBT);
}
\f
* size of the routine.
*/
VMS_TBT_Routine_End(Max_Size,sp)
-int Max_Size;
-symbolS *sp;
+ int Max_Size;
+ symbolS *sp;
{
- symbolS *symbolP;
- int Size = 0x7fffffff;
- char Local[16];
-
-
- for(symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
- if ((symbolP->sy_nlist.n_type & ~N_EXT) == N_TEXT) {
+ symbolS *symbolP;
+ int Size = 0x7fffffff;
+ char Local[16];
+
+
+ for(symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
+ if ((symbolP->sy_nlist.n_type & ~N_EXT) == N_TEXT) {
if (symbolP->sy_nlist.n_un.n_name[0] == 'L') continue;
if((symbolP->sy_nlist.n_value > sp->sy_nlist.n_value) &&
- (symbolP->sy_nlist.n_value < Size ))
+ (symbolP->sy_nlist.n_value < Size ))
Size = symbolP->sy_nlist.n_value;
- /* check if gcc_compiled. has size of zero */
+ /* check if gcc_compiled. has size of zero */
if((symbolP->sy_nlist.n_value == sp->sy_nlist.n_value) &&
- sp != symbolP &&
- !strcmp(sp->sy_nlist.n_un.n_name,"gcc_compiled."))
+ sp != symbolP &&
+ !strcmp(sp->sy_nlist.n_un.n_name,"gcc_compiled."))
Size = symbolP->sy_nlist.n_value;
-
- };
+
};
- if(Size == 0x7fffffff) Size = Max_Size;
- Size -= sp->sy_nlist.n_value; /* and get the size of the routine */
- /*
- * Record Size
- */
- Local[0] = 6;
- /*
- * End of Routine
- */
- Local[1] = DST$C_RTNEND;
- /*
- * Unused
- */
- Local[2] = 0;
- /*
- * Size of routine
- */
- *((long *)(Local+3)) = Size;
- /*
- * Store the record
- */
- VMS_Store_Immediate_Data(Local,7, OBJ$C_TBT);
+ };
+ if(Size == 0x7fffffff) Size = Max_Size;
+ Size -= sp->sy_nlist.n_value; /* and get the size of the routine */
+ /*
+ * Record Size
+ */
+ Local[0] = 6;
+ /*
+ * End of Routine
+ */
+ Local[1] = DST$C_RTNEND;
+ /*
+ * Unused
+ */
+ Local[2] = 0;
+ /*
+ * Size of routine
+ */
+ *((long *)(Local+3)) = Size;
+ /*
+ * Store the record
+ */
+ VMS_Store_Immediate_Data(Local,7, OBJ$C_TBT);
}
/*
* Write the Traceback Block End record
*/
VMS_TBT_Block_Begin(symbolP, Psect, Name)
-struct symbol *symbolP;
-int Psect;
-char* Name;
+ struct symbol *symbolP;
+ int Psect;
+ char* Name;
{
- register char *cp,*cp1;
- int Offset;
- int Size;
- char Local[512];
- /*
- * Begin block
- */
- Size = 1+1+4+1+strlen(Name);
- /*
- * Record Size
- */
- Local[0] = Size;
- /*
- * Begin Block - We simulate with a phony routine
- */
- Local[1] = DST$C_BLKBEG;
- /*
- * Uses CallS/CallG
- */
- Local[2] = 0;
- /*
- * Store the data so far
- */
- VMS_Store_Immediate_Data(Local, 3, OBJ$C_DBG);
- /*
- * Make sure we are still generating a OBJ$C_DBG record
- */
- if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_DBG);
- /*
- * Now get the symbol address
- */
- PUT_CHAR(TIR$C_STA_WPL);
- PUT_SHORT(Psect);
- /*
- * Get the text psect offset
- */
- Offset = symbolP->sy_nlist.n_value;
- PUT_LONG(Offset);
- /*
- * Store the data reference
- */
- PUT_CHAR(TIR$C_STO_PIDR);
- /*
- * Store the counted string as data
- */
- cp = Local;
- cp1 = Name;
- Size = strlen(cp1) + 1;
- *cp++ = Size - 1;
- while(*cp1) *cp++ = *cp1++;
- VMS_Store_Immediate_Data(Local, Size, OBJ$C_DBG);
+ register char *cp,*cp1;
+ int Offset;
+ int Size;
+ char Local[512];
+ /*
+ * Begin block
+ */
+ Size = 1+1+4+1+strlen(Name);
+ /*
+ * Record Size
+ */
+ Local[0] = Size;
+ /*
+ * Begin Block - We simulate with a phony routine
+ */
+ Local[1] = DST$C_BLKBEG;
+ /*
+ * Uses CallS/CallG
+ */
+ Local[2] = 0;
+ /*
+ * Store the data so far
+ */
+ VMS_Store_Immediate_Data(Local, 3, OBJ$C_DBG);
+ /*
+ * Make sure we are still generating a OBJ$C_DBG record
+ */
+ if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_DBG);
+ /*
+ * Now get the symbol address
+ */
+ PUT_CHAR(TIR$C_STA_WPL);
+ PUT_SHORT(Psect);
+ /*
+ * Get the text psect offset
+ */
+ Offset = symbolP->sy_nlist.n_value;
+ PUT_LONG(Offset);
+ /*
+ * Store the data reference
+ */
+ PUT_CHAR(TIR$C_STO_PIDR);
+ /*
+ * Store the counted string as data
+ */
+ cp = Local;
+ cp1 = Name;
+ Size = strlen(cp1) + 1;
+ *cp++ = Size - 1;
+ while(*cp1) *cp++ = *cp1++;
+ VMS_Store_Immediate_Data(Local, Size, OBJ$C_DBG);
}
\f
*/
VMS_TBT_Block_End(int Size)
{
- char Local[16];
-
- /*
- * End block - simulate with a phony end routine
- */
- Local[0] = 6;
- Local[1] = DST$C_BLKEND;
- *((long *)(Local+3)) = Size;
- /*
- * Unused
- */
- Local[2] = 0;
- VMS_Store_Immediate_Data(Local,7, OBJ$C_DBG);
+ char Local[16];
+
+ /*
+ * End block - simulate with a phony end routine
+ */
+ Local[0] = 6;
+ Local[1] = DST$C_BLKEND;
+ *((long *)(Local+3)) = Size;
+ /*
+ * Unused
+ */
+ Local[2] = 0;
+ VMS_Store_Immediate_Data(Local,7, OBJ$C_DBG);
}
* Write a Line number / PC correlation record
*/
VMS_TBT_Line_PC_Correlation(Line_Number, Offset, Psect, Do_Delta)
-int Line_Number;
-int Offset;
-int Psect;
-int Do_Delta;
-{
- register char *cp;
- char Local[64];
-
- /*
-* If not delta, set our PC/Line number correlation
-*/
- if (Do_Delta == 0) {
- /*
- * Size
- */
- Local[0] = 1+1+2+1+4;
- /*
- * Line Number/PC correlation
- */
- Local[1] = DST$C_LINE_NUM;
- /*
- * Set Line number
- */
- Local[2] = DST$C_SET_LINE_NUM;
- *((unsigned short *)(Local+3)) = Line_Number-1;
- /*
- * Set PC
- */
- Local[5] = DST$C_SET_ABS_PC;
- VMS_Store_Immediate_Data(Local, 6, OBJ$C_TBT);
- /*
- * Make sure we are still generating a OBJ$C_TBT record
- */
- if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_TBT);
- if (Psect < 255) {
- PUT_CHAR(TIR$C_STA_PL);
- PUT_CHAR(Psect);
- } else {
- PUT_CHAR(TIR$C_STA_WPL);
- PUT_SHORT(Psect);
- }
- PUT_LONG(Offset);
- PUT_CHAR(TIR$C_STO_PIDR);
- /*
- * Do a PC offset of 0 to register the line number
- */
- Local[0] = 2;
- Local[1] = DST$C_LINE_NUM;
- Local[2] = 0; /* Increment PC by 0 and register line # */
- VMS_Store_Immediate_Data(Local, 3, OBJ$C_TBT);
- } else {
- /*
- * If Delta is negative, terminate the line numbers
- */
- if (Do_Delta < 0) {
- Local[0] = 1+1+4;
- Local[1] = DST$C_LINE_NUM;
- Local[2] = DST$C_TERM_L;
- *((long *)(Local+3)) = Offset;
- VMS_Store_Immediate_Data(Local, 7, OBJ$C_TBT);
- /*
- * Done
- */
- return;
- }
- /*
- * Do a PC/Line delta
- */
- cp = Local+1;
- *cp++ = DST$C_LINE_NUM;
- if (Line_Number > 1) {
- /*
- * We need to increment the line number
- */
- if (Line_Number-1 <= 255) {
- *cp++ = DST$C_INCR_LINUM;
- *cp++ = Line_Number-1;
- } else {
- *cp++ = DST$C_INCR_LINUM_W;
- *(short *)cp = Line_Number-1;
- cp += sizeof(short);
- }
- }
- /*
- * Increment the PC
- */
- if (Offset <= 128) {
- *cp++ = -Offset;
- } else {
- if (Offset < 0x10000) {
- *cp++ = DST$C_DELTA_PC_W;
- *(short *)cp = Offset;
- cp += sizeof(short);
- } else {
- *cp++ = DST$C_DELTA_PC_L;
- *(long *)cp = Offset;
- cp += sizeof(long);
- }
- }
- Local[0] = cp - (Local+1);
- VMS_Store_Immediate_Data(Local,cp - Local, OBJ$C_TBT);
- }
-}
-
-\f
-/*
- * Describe a source file to the debugger
- */
-VMS_TBT_Source_File(Filename, ID_Number)
-char *Filename;
-int ID_Number;
+ int Line_Number;
+ int Offset;
+ int Psect;
+ int Do_Delta;
{
- register char *cp,*cp1;
- int Status,i;
- char Local[512];
- static struct FAB Fab;
- static struct NAM Nam;
- static struct XABDAT Date_Xab;
- static struct XABFHC File_Header_Xab;
- char Es_String[255],Rs_String[255];
-
- /*
- * Setup the Fab
- */
- Fab.fab$b_bid = FAB$C_BID;
- Fab.fab$b_bln = sizeof(Fab);
- Fab.fab$l_nam = (&Nam);
- Fab.fab$l_xab = (struct XAB *)&Date_Xab;
- /*
- * Setup the Nam block so we can find out the FULL name
- * of the source file.
- */
- Nam.nam$b_bid = NAM$C_BID;
- Nam.nam$b_bln = sizeof(Nam);
- Nam.nam$l_rsa = Rs_String;
- Nam.nam$b_rss = sizeof(Rs_String);
- Nam.nam$l_esa = Es_String;
- Nam.nam$b_ess = sizeof(Es_String);
- /*
- * Setup the Date and File Header Xabs
- */
- Date_Xab.xab$b_cod = XAB$C_DAT;
- Date_Xab.xab$b_bln = sizeof(Date_Xab);
- Date_Xab.xab$l_nxt = (char *)&File_Header_Xab;
- File_Header_Xab.xab$b_cod = XAB$C_FHC;
- File_Header_Xab.xab$b_bln = sizeof(File_Header_Xab);
-/* ((struct XAB *)&Date_Xab)->xab$b_cod = XAB$C_DAT; */
-/* ((struct XAB *)&Date_Xab)->xab$b_bln = sizeof(Date_Xab); */
-/* ((struct XAB *)&Date_Xab)->xab$l_nxt = (struct XAB *)&File_Header_Xab; */
-/* ((struct XAB *)&File_Header_Xab)->xab$b_cod = XAB$C_FHC; */
-/* ((struct XAB *)&File_Header_Xab)->xab$b_bln = sizeof(File_Header_Xab); */
- /*
- * Get the file information
- */
- Fab.fab$l_fna = Filename;
- Fab.fab$b_fns = strlen(Filename);
- Status = sys$open(&Fab);
- if (!(Status & 1)) {
- printf("gas: Couldn't find source file \"%s\", Error = %%X%x\n",
- Filename, Status);
- return(0);
- }
- sys$close(&Fab);
- /*
- * Calculate the size of the resultant string
- */
- i = Nam.nam$b_rsl;
- /*
- * Size of record
- */
- Local[0] = 1+1+1+1+1+2+8+4+2+1+1+i+1;
- /*
- * Source declaration
- */
- Local[1] = DST$C_SOURCE;
- /*
- * Make formfeeds count as source records
- */
- Local[2] = DST$C_SRC_FORMFEED;
- /*
- * Declare source file
- */
- Local[3] = DST$C_SRC_DECLFILE;
- Local[4] = 1+2+8+4+2+1+1+i+1;
- cp = Local+5;
- /*
- * Flags
- */
- *cp++ = 0;
+ register char *cp;
+ char Local[64];
+
+ /*
+ * If not delta, set our PC/Line number correlation
+ */
+ if (Do_Delta == 0) {
/*
- * File ID
+ * Size
*/
- *(short *)cp = ID_Number;
- cp += sizeof(short);
+ Local[0] = 1+1+2+1+4;
/*
- * Creation Date
+ * Line Number/PC correlation
*/
- *(long *)cp = ((long *) &Date_Xab.xab$q_cdt)[0];
- cp += sizeof(long);
- *(long *)cp = ((long *) &Date_Xab.xab$q_cdt)[1];
- cp += sizeof(long);
+ Local[1] = DST$C_LINE_NUM;
/*
- * End of file block
+ * Set Line number
*/
- *(long *)cp = File_Header_Xab.xab$l_ebk;
- cp += sizeof(long);
+ Local[2] = DST$C_SET_LINE_NUM;
+ *((unsigned short *)(Local+3)) = Line_Number-1;
/*
- * First free byte
+ * Set PC
*/
- *(short *)cp = File_Header_Xab.xab$w_ffb;
- cp += sizeof(short);
+ Local[5] = DST$C_SET_ABS_PC;
+ VMS_Store_Immediate_Data(Local, 6, OBJ$C_TBT);
/*
- * Record format
+ * Make sure we are still generating a OBJ$C_TBT record
*/
- *cp++ = File_Header_Xab.xab$b_rfo;
+ if (Object_Record_Offset == 0) PUT_CHAR(OBJ$C_TBT);
+ if (Psect < 255) {
+ PUT_CHAR(TIR$C_STA_PL);
+ PUT_CHAR(Psect);
+ } else {
+ PUT_CHAR(TIR$C_STA_WPL);
+ PUT_SHORT(Psect);
+ }
+ PUT_LONG(Offset);
+ PUT_CHAR(TIR$C_STO_PIDR);
/*
- * Filename
+ * Do a PC offset of 0 to register the line number
*/
- *cp++ = i;
- cp1 = Rs_String;
- while(--i >= 0) *cp++ = *cp1++;
+ Local[0] = 2;
+ Local[1] = DST$C_LINE_NUM;
+ Local[2] = 0; /* Increment PC by 0 and register line # */
+ VMS_Store_Immediate_Data(Local, 3, OBJ$C_TBT);
+ } else {
+ /*
+ * If Delta is negative, terminate the line numbers
+ */
+ if (Do_Delta < 0) {
+ Local[0] = 1+1+4;
+ Local[1] = DST$C_LINE_NUM;
+ Local[2] = DST$C_TERM_L;
+ *((long *)(Local+3)) = Offset;
+ VMS_Store_Immediate_Data(Local, 7, OBJ$C_TBT);
+ /*
+ * Done
+ */
+ return;
+ }
/*
- * Library module name (none)
+ * Do a PC/Line delta
*/
- *cp++ = 0;
+ cp = Local+1;
+ *cp++ = DST$C_LINE_NUM;
+ if (Line_Number > 1) {
+ /*
+ * We need to increment the line number
+ */
+ if (Line_Number-1 <= 255) {
+ *cp++ = DST$C_INCR_LINUM;
+ *cp++ = Line_Number-1;
+ } else {
+ *cp++ = DST$C_INCR_LINUM_W;
+ *(short *)cp = Line_Number-1;
+ cp += sizeof(short);
+ }
+ }
/*
- * Done
+ * Increment the PC
*/
+ if (Offset <= 128) {
+ *cp++ = -Offset;
+ } else {
+ if (Offset < 0x10000) {
+ *cp++ = DST$C_DELTA_PC_W;
+ *(short *)cp = Offset;
+ cp += sizeof(short);
+ } else {
+ *cp++ = DST$C_DELTA_PC_L;
+ *(long *)cp = Offset;
+ cp += sizeof(long);
+ }
+ }
+ Local[0] = cp - (Local+1);
VMS_Store_Immediate_Data(Local,cp - Local, OBJ$C_TBT);
+ }
+}
+
+\f
+/*
+ * Describe a source file to the debugger
+ */
+VMS_TBT_Source_File(Filename, ID_Number)
+ char *Filename;
+ int ID_Number;
+{
+ register char *cp,*cp1;
+ int Status,i;
+ char Local[512];
+ static struct FAB Fab;
+ static struct NAM Nam;
+ static struct XABDAT Date_Xab;
+ static struct XABFHC File_Header_Xab;
+ char Es_String[255],Rs_String[255];
+
+ /*
+ * Setup the Fab
+ */
+ Fab.fab$b_bid = FAB$C_BID;
+ Fab.fab$b_bln = sizeof(Fab);
+ Fab.fab$l_nam = (&Nam);
+ Fab.fab$l_xab = (struct XAB *)&Date_Xab;
+ /*
+ * Setup the Nam block so we can find out the FULL name
+ * of the source file.
+ */
+ Nam.nam$b_bid = NAM$C_BID;
+ Nam.nam$b_bln = sizeof(Nam);
+ Nam.nam$l_rsa = Rs_String;
+ Nam.nam$b_rss = sizeof(Rs_String);
+ Nam.nam$l_esa = Es_String;
+ Nam.nam$b_ess = sizeof(Es_String);
+ /*
+ * Setup the Date and File Header Xabs
+ */
+ Date_Xab.xab$b_cod = XAB$C_DAT;
+ Date_Xab.xab$b_bln = sizeof(Date_Xab);
+ Date_Xab.xab$l_nxt = (char *)&File_Header_Xab;
+ File_Header_Xab.xab$b_cod = XAB$C_FHC;
+ File_Header_Xab.xab$b_bln = sizeof(File_Header_Xab);
+ /* ((struct XAB *)&Date_Xab)->xab$b_cod = XAB$C_DAT; */
+ /* ((struct XAB *)&Date_Xab)->xab$b_bln = sizeof(Date_Xab); */
+ /* ((struct XAB *)&Date_Xab)->xab$l_nxt = (struct XAB *)&File_Header_Xab; */
+ /* ((struct XAB *)&File_Header_Xab)->xab$b_cod = XAB$C_FHC; */
+ /* ((struct XAB *)&File_Header_Xab)->xab$b_bln = sizeof(File_Header_Xab); */
+ /*
+ * Get the file information
+ */
+ Fab.fab$l_fna = Filename;
+ Fab.fab$b_fns = strlen(Filename);
+ Status = sys$open(&Fab);
+ if (!(Status & 1)) {
+ printf("gas: Couldn't find source file \"%s\", Error = %%X%x\n",
+ Filename, Status);
+ return(0);
+ }
+ sys$close(&Fab);
+ /*
+ * Calculate the size of the resultant string
+ */
+ i = Nam.nam$b_rsl;
+ /*
+ * Size of record
+ */
+ Local[0] = 1+1+1+1+1+2+8+4+2+1+1+i+1;
+ /*
+ * Source declaration
+ */
+ Local[1] = DST$C_SOURCE;
+ /*
+ * Make formfeeds count as source records
+ */
+ Local[2] = DST$C_SRC_FORMFEED;
+ /*
+ * Declare source file
+ */
+ Local[3] = DST$C_SRC_DECLFILE;
+ Local[4] = 1+2+8+4+2+1+1+i+1;
+ cp = Local+5;
+ /*
+ * Flags
+ */
+ *cp++ = 0;
+ /*
+ * File ID
+ */
+ *(short *)cp = ID_Number;
+ cp += sizeof(short);
+ /*
+ * Creation Date
+ */
+ *(long *)cp = ((long *) &Date_Xab.xab$q_cdt)[0];
+ cp += sizeof(long);
+ *(long *)cp = ((long *) &Date_Xab.xab$q_cdt)[1];
+ cp += sizeof(long);
+ /*
+ * End of file block
+ */
+ *(long *)cp = File_Header_Xab.xab$l_ebk;
+ cp += sizeof(long);
+ /*
+ * First free byte
+ */
+ *(short *)cp = File_Header_Xab.xab$w_ffb;
+ cp += sizeof(short);
+ /*
+ * Record format
+ */
+ *cp++ = File_Header_Xab.xab$b_rfo;
+ /*
+ * Filename
+ */
+ *cp++ = i;
+ cp1 = Rs_String;
+ while(--i >= 0) *cp++ = *cp1++;
+ /*
+ * Library module name (none)
+ */
+ *cp++ = 0;
+ /*
+ * Done
+ */
+ VMS_Store_Immediate_Data(Local,cp - Local, OBJ$C_TBT);
}
\f
* Give the number of source lines to the debugger
*/
VMS_TBT_Source_Lines(ID_Number,Starting_Line_Number,Number_Of_Lines)
-int ID_Number;
-int Starting_Line_Number;
-int Number_Of_Lines;
+ int ID_Number;
+ int Starting_Line_Number;
+ int Number_Of_Lines;
{
- char *cp,*cp1;
- char Local[16];
-
- /*
- * Size of record
- */
- Local[0] = 1+1+2+1+4+1+2;
- /*
- * Source declaration
- */
- Local[1] = DST$C_SOURCE;
- /*
- * Set Source File
- */
- cp = Local+2;
- *cp++ = DST$C_SRC_SETFILE;
- /*
- * File ID Number
- */
- *(short *)cp = ID_Number;
- cp += sizeof(short);
- /*
- * Set record number
- */
- *cp++ = DST$C_SRC_SETREC_L;
- *(long *)cp = Starting_Line_Number;
- cp += sizeof(long);
- /*
- * Define lines
- */
- *cp++ = DST$C_SRC_DEFLINES_W;
- *(short *)cp = Number_Of_Lines;
- cp += sizeof(short);
- /*
- * Done
- */
- VMS_Store_Immediate_Data(Local, cp-Local, OBJ$C_TBT);
+ char *cp,*cp1;
+ char Local[16];
+
+ /*
+ * Size of record
+ */
+ Local[0] = 1+1+2+1+4+1+2;
+ /*
+ * Source declaration
+ */
+ Local[1] = DST$C_SOURCE;
+ /*
+ * Set Source File
+ */
+ cp = Local+2;
+ *cp++ = DST$C_SRC_SETFILE;
+ /*
+ * File ID Number
+ */
+ *(short *)cp = ID_Number;
+ cp += sizeof(short);
+ /*
+ * Set record number
+ */
+ *cp++ = DST$C_SRC_SETREC_L;
+ *(long *)cp = Starting_Line_Number;
+ cp += sizeof(long);
+ /*
+ * Define lines
+ */
+ *cp++ = DST$C_SRC_DEFLINES_W;
+ *(short *)cp = Number_Of_Lines;
+ cp += sizeof(short);
+ /*
+ * Done
+ */
+ VMS_Store_Immediate_Data(Local, cp-Local, OBJ$C_TBT);
}
\f
* global) which will indicate the start of another datum.
*/
int VMS_Initialized_Data_Size(sp, End_Of_Data)
-register struct symbol *sp;
-int End_Of_Data;
+ register struct symbol *sp;
+ int End_Of_Data;
{
- register struct symbol *sp1,*Next_Symbol;
-
+ register struct symbol *sp1,*Next_Symbol;
+
+ /*
+ * Find the next symbol
+ * it delimits this datum
+ */
+ Next_Symbol = 0;
+ for (sp1 = symbol_rootP; sp1; sp1 = symbol_next(sp1)) {
/*
- * Find the next symbol
- * it delimits this datum
+ * The data type must match
*/
- Next_Symbol = 0;
- for (sp1 = symbol_rootP; sp1; sp1 = symbol_next(sp1)) {
- /*
- * The data type must match
- */
- if ((sp1->sy_nlist.n_type & ~N_EXT) != N_DATA) continue;
- /*
- * The symbol must be AFTER this symbol
- */
- if (sp1->sy_nlist.n_value <= sp->sy_nlist.n_value) continue;
- /*
- * We ignore THIS symbol
- */
- if (sp1 == sp) continue;
- /*
- * If there is already a candidate selected for the
- * next symbol, see if we are a better candidate
- */
- if (Next_Symbol) {
- /*
- * We are a better candidate if we are "closer"
- * to the symbol
- */
- if (sp1->sy_nlist.n_value >
- Next_Symbol->sy_nlist.n_value)
- continue;
- /*
- * Win: Make this the candidate
- */
- Next_Symbol = sp1;
- } else {
- /*
- * This is the 1st candidate
- */
- Next_Symbol = sp1;
- }
- }
+ if ((sp1->sy_nlist.n_type & ~N_EXT) != N_DATA) continue;
+ /*
+ * The symbol must be AFTER this symbol
+ */
+ if (sp1->sy_nlist.n_value <= sp->sy_nlist.n_value) continue;
+ /*
+ * We ignore THIS symbol
+ */
+ if (sp1 == sp) continue;
/*
- * Calculate its size
+ * If there is already a candidate selected for the
+ * next symbol, see if we are a better candidate
*/
- return(Next_Symbol ?
- (Next_Symbol->sy_nlist.n_value -
- sp->sy_nlist.n_value) :
- (End_Of_Data - sp->sy_nlist.n_value));
+ if (Next_Symbol) {
+ /*
+ * We are a better candidate if we are "closer"
+ * to the symbol
+ */
+ if (sp1->sy_nlist.n_value >
+ Next_Symbol->sy_nlist.n_value)
+ continue;
+ /*
+ * Win: Make this the candidate
+ */
+ Next_Symbol = sp1;
+ } else {
+ /*
+ * This is the 1st candidate
+ */
+ Next_Symbol = sp1;
+ }
+ }
+ /*
+ * Calculate its size
+ */
+ return(Next_Symbol ?
+ (Next_Symbol->sy_nlist.n_value -
+ sp->sy_nlist.n_value) :
+ (End_Of_Data - sp->sy_nlist.n_value));
}
\f
* exist, one is created. For include files, a new entry is always created
* such that inline functions can be properly debugged */
struct input_file *
-find_file(sp)
+ find_file(sp)
symbolS * sp;
{
- struct input_file * same_file;
- struct input_file * fpnt;
- same_file = (struct input_file*) NULL;
- for(fpnt = file_root; fpnt; fpnt = fpnt->next){
- if(fpnt == (struct input_file*) NULL) break;
- if(fpnt->spnt == sp) return fpnt;
- };
- for(fpnt = file_root; fpnt; fpnt = fpnt->next){
- if(fpnt == (struct input_file*) NULL) break;
- if (strcmp(sp->sy_nlist.n_un.n_name,fpnt->name) == 0){
- if(fpnt->flag == 1)return fpnt;
- same_file = fpnt;
- break;
- };
+ struct input_file * same_file;
+ struct input_file * fpnt;
+ same_file = (struct input_file*) NULL;
+ for(fpnt = file_root; fpnt; fpnt = fpnt->next){
+ if(fpnt == (struct input_file*) NULL) break;
+ if(fpnt->spnt == sp) return fpnt;
+ };
+ for(fpnt = file_root; fpnt; fpnt = fpnt->next){
+ if(fpnt == (struct input_file*) NULL) break;
+ if (strcmp(sp->sy_nlist.n_un.n_name,fpnt->name) == 0){
+ if(fpnt->flag == 1)return fpnt;
+ same_file = fpnt;
+ break;
};
- fpnt = (struct input_file*) malloc(sizeof(struct input_file));
- if(file_root == (struct input_file*) NULL) file_root = fpnt;
- else {
- struct input_file * fpnt1;
- for(fpnt1 = file_root; fpnt1->next; fpnt1 = fpnt1->next);
- fpnt1->next = fpnt;
- };
- fpnt->next = (struct input_file*) NULL;
- fpnt->name = sp->sy_nlist.n_un.n_name;
- fpnt->min_line = 0x7fffffff;
- fpnt->max_line = 0;
- fpnt->offset = 0;
- fpnt->flag = 0;
- fpnt->file_number = 0;
- fpnt->spnt = sp;
- fpnt->same_file_fpnt = same_file;
- return fpnt;
+ };
+ fpnt = (struct input_file*) malloc(sizeof(struct input_file));
+ if(file_root == (struct input_file*) NULL) file_root = fpnt;
+ else {
+ struct input_file * fpnt1;
+ for(fpnt1 = file_root; fpnt1->next; fpnt1 = fpnt1->next);
+ fpnt1->next = fpnt;
+ };
+ fpnt->next = (struct input_file*) NULL;
+ fpnt->name = sp->sy_nlist.n_un.n_name;
+ fpnt->min_line = 0x7fffffff;
+ fpnt->max_line = 0;
+ fpnt->offset = 0;
+ fpnt->flag = 0;
+ fpnt->file_number = 0;
+ fpnt->spnt = sp;
+ fpnt->same_file_fpnt = same_file;
+ return fpnt;
}
\f
*/
#ifndef eunice
_doprnt(Format, a, f)
-char *Format;
-FILE *f;
-char **a;
+ char *Format;
+ FILE *f;
+ char **a;
{
- int Nargs = ((int *)a)[-2]; /* This understands as_fatal() */
-
- switch(Nargs) {
- default: fprintf(f,"_doprnt error on \"%s\"!!",Format); break;
- case 1: fprintf(f,Format); break;
- case 2: fprintf(f,Format,a[0]); break;
- case 3: fprintf(f,Format,a[0],a[1]); break;
- case 4: fprintf(f,Format,a[0],a[1],a[2]); break;
- case 5: fprintf(f,Format,a[0],a[1],a[2],a[3]); break;
- case 6: fprintf(f,Format,a[0],a[1],a[2],a[3],a[4]); break;
- case 7: fprintf(f,Format,a[0],a[1],a[2],a[3],a[4],a[5]); break;
- case 8: fprintf(f,Format,a[0],a[1],a[2],a[3],a[4],a[5],a[6]); break;
- case 9: fprintf(f,Format,a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); break;
- case 10: fprintf(f,Format,a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); break;
- }
+ int Nargs = ((int *)a)[-2]; /* This understands as_fatal() */
+
+ switch(Nargs) {
+ default: fprintf(f,"_doprnt error on \"%s\"!!",Format); break;
+ case 1: fprintf(f,Format); break;
+ case 2: fprintf(f,Format,a[0]); break;
+ case 3: fprintf(f,Format,a[0],a[1]); break;
+ case 4: fprintf(f,Format,a[0],a[1],a[2]); break;
+ case 5: fprintf(f,Format,a[0],a[1],a[2],a[3]); break;
+ case 6: fprintf(f,Format,a[0],a[1],a[2],a[3],a[4]); break;
+ case 7: fprintf(f,Format,a[0],a[1],a[2],a[3],a[4],a[5]); break;
+ case 8: fprintf(f,Format,a[0],a[1],a[2],a[3],a[4],a[5],a[6]); break;
+ case 9: fprintf(f,Format,a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); break;
+ case 10: fprintf(f,Format,a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); break;
+ }
}
#endif /* eunice */
void s_const();
void
-s_const()
+ s_const()
{
- register int temp;
-
- temp = get_absolute_expression ();
- subseg_new (SEG_DATA, (subsegT)temp);
- const_flag = 1;
- demand_empty_rest_of_line();
+ register int temp;
+
+ temp = get_absolute_expression ();
+ subseg_new (SEG_DATA, (subsegT)temp);
+ const_flag = 1;
+ demand_empty_rest_of_line();
}
obj_crawl_symbol_chain() {
- /* JF deal with forward references first. . . */
- for (symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
+ /* JF deal with forward references first. . . */
+ for (symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
if (symbolP->sy_forward) {
- symbolP->sy_value += symbolP->sy_forward->sy_value + symbolP->sy_forward->sy_frag->fr_address;
+ symbolP->sy_value += symbolP->sy_forward->sy_value + symbolP->sy_forward->sy_frag->fr_address;
#ifdef OBJ_COFF
- if(SF_GET_GET_SEGMENT(symbolP) &&
- S_GET_SEGMENT(symbolP) == SEG_UNKNOWN)
- S_SET_SEGMENT(symbolP, S_GET_SEGMENT(symbolP->sy_forward));
+ if(SF_GET_GET_SEGMENT(symbolP) &&
+ S_GET_SEGMENT(symbolP) == SEG_UNKNOWN)
+ S_SET_SEGMENT(symbolP, S_GET_SEGMENT(symbolP->sy_forward));
#endif /* OBJ_COFF */
- symbolP->sy_forward=0;
+ symbolP->sy_forward=0;
} /* if it has a forward reference */
- } /* walk the symbol chain */
-
- { /* crawl symbol table */
- register int symbol_number = 0;
-
+ } /* walk the symbol chain */
+
+{ /* crawl symbol table */
+ register int symbol_number = 0;
+
#if defined(OBJ_COFF)
- { /* OBJ_COFF version */
- lineno* lineP;
- symbolS* symbol_externP = (symbolS*)0;
- symbolS* symbol_extern_lastP = (symbolS*)0;
-
- /* The symbol list should be ordered according to the following sequence
- * order :
- * . .file symbol
- * . debug entries for functions
- * . fake symbols for .text .data and .bss
- * . defined symbols
- * . undefined symbols
- * But this is not mandatory. The only important point is to put the
- * undefined symbols at the end of the list.
- */
-
- if (symbol_rootP == NULL
- || S_GET_STORAGE_CLASS(symbol_rootP) != C_FILE) {
- c_dot_file_symbol("fake");
- } /* Is there a .file symbol ? If not insert one at the beginning. */
-
- /*
- * Build up static symbols for .text, .data and .bss
- */
- dot_text_symbol = (symbolS*)
- c_section_symbol(".text",
- 0,
- H_GET_TEXT_SIZE(&headers),
- 0/*text_relocation_number*/,
- 0/*text_lineno_number*/);
-
- dot_data_symbol = (symbolS*)
- c_section_symbol(".data",
- H_GET_TEXT_SIZE(&headers),
- H_GET_DATA_SIZE(&headers),
- 0/*data_relocation_number*/,
- 0); /* There are no data lineno
- entries */
-
- dot_bss_symbol = (symbolS*)
- c_section_symbol(".bss",
- H_GET_TEXT_SIZE(&headers) + H_GET_DATA_SIZE(&headers),
- H_GET_BSS_SIZE(&headers),
- 0, /* No relocation for a bss section. */
- 0); /* There are no bss lineno entries */
-
- /* FIXME late night before delivery, I don't know why the chain is
- broken, but I can guess. So! Let's force them to be knit properly
- at this point. */
-
-/* as john pointed out, this wasn't right. Instead, we'll check here to
- make sure that the list is doubly linked. */
-
+{ /* OBJ_COFF version */
+ lineno* lineP;
+ symbolS* symbol_externP = (symbolS*)0;
+ symbolS* symbol_extern_lastP = (symbolS*)0;
+
+ /* The symbol list should be ordered according to the following sequence
+ * order :
+ * . .file symbol
+ * . debug entries for functions
+ * . fake symbols for .text .data and .bss
+ * . defined symbols
+ * . undefined symbols
+ * But this is not mandatory. The only important point is to put the
+ * undefined symbols at the end of the list.
+ */
+
+ if (symbol_rootP == NULL
+ || S_GET_STORAGE_CLASS(symbol_rootP) != C_FILE) {
+ c_dot_file_symbol("fake");
+ } /* Is there a .file symbol ? If not insert one at the beginning. */
+
+ /*
+ * Build up static symbols for .text, .data and .bss
+ */
+ dot_text_symbol = (symbolS*)
+ c_section_symbol(".text",
+ 0,
+ H_GET_TEXT_SIZE(&headers),
+ 0/*text_relocation_number*/,
+ 0/*text_lineno_number*/);
+
+ dot_data_symbol = (symbolS*)
+ c_section_symbol(".data",
+ H_GET_TEXT_SIZE(&headers),
+ H_GET_DATA_SIZE(&headers),
+ 0/*data_relocation_number*/,
+ 0); /* There are no data lineno
+ entries */
+
+ dot_bss_symbol = (symbolS*)
+ c_section_symbol(".bss",
+ H_GET_TEXT_SIZE(&headers) + H_GET_DATA_SIZE(&headers),
+ H_GET_BSS_SIZE(&headers),
+ 0, /* No relocation for a bss section. */
+ 0); /* There are no bss lineno entries */
+
+ /* FIXME late night before delivery, I don't know why the chain is
+ broken, but I can guess. So! Let's force them to be knit properly
+ at this point. */
+
+ /* as john pointed out, this wasn't right. Instead, we'll check here to
+ make sure that the list is doubly linked. */
+
#if defined(DEBUG) && defined(SYMBOLS_NEED_BACKPOINTERS)
- for (symbolP = symbol_rootP; symbol_next(symbolP); symbolP = symbol_next(symbolP)) {
- know(symbolP->sy_next->sy_previous == symbolP);
- } /* walk the symbol chain */
+ for (symbolP = symbol_rootP; symbol_next(symbolP); symbolP = symbol_next(symbolP)) {
+ know(symbolP->sy_next->sy_previous == symbolP);
+ } /* walk the symbol chain */
#endif /* DEBUG and SYMBOLS_NEED_BACKPOINTERS */
- symbolP = symbol_rootP;
-
- if (symbolP) {
- while(symbolP) {
- /* If the symbol has a tagndx entry, resolve it */
- if(SF_GET_TAGGED(symbolP)) {
- SA_SET_SYM_TAGNDX(symbolP,
- ((symbolS*)SA_GET_SYM_TAGNDX(symbolP))->sy_number);
- }
- /* Debug symbol do not need all this rubbish */
- if(!SF_GET_DEBUG(symbolP)) {
- symbolS* real_symbolP;
- /* L* and C_EFCN symbols never merge. */
- if(!SF_GET_LOCAL(symbolP) &&
- (real_symbolP =
- symbol_find_base(S_GET_NAME(symbolP), DO_NOT_STRIP)) &&
- real_symbolP != symbolP) {
- /* FIXME where do dups come from? xoxorich. */
- /* Move the debug data from the debug symbol to the
- real symbol. Do NOT do the oposite (i.e. move from
- real symbol to symbol and remove real symbol from the
- list.) Because some pointers refer to the real symbol
- whereas no pointers refer to the symbol. */
- c_symbol_merge(symbolP, real_symbolP);
- /* Replace the current symbol by the real one */
- /* The symbols will never be the last or the first
- because : 1st symbol is .file and 3 last symbols are
- .text, .data, .bss */
- symbol_remove(real_symbolP, &symbol_rootP, &symbol_lastP);
- symbol_insert(real_symbolP, symbolP, &symbol_rootP, &symbol_lastP);
- symbol_remove(symbolP, &symbol_rootP, &symbol_lastP);
- symbolP = real_symbolP;
- }
- if(flagseen['R'] && S_IS_DATA(symbolP))
- S_SET_TEXT(symbolP);
-
- symbolP->sy_value += symbolP->sy_frag->fr_address;
-
- if(!S_IS_DEFINED(symbolP))
- S_SET_EXTERNAL(symbolP);
- else if(S_GET_STORAGE_CLASS(symbolP) == C_NULL)
- S_SET_STORAGE_CLASS(symbolP, C_STAT);
-
- /* Mainly to speed up if not -g */
- if(SF_GET_PROCESS(symbolP)) {
- /* Handle the nested blocks auxiliary info. */
- if(S_GET_STORAGE_CLASS(symbolP) == C_BLOCK) {
- if(!strcmp(S_GET_NAME(symbolP), ".bb"))
- stack_push(block_stack, (char *) &symbolP);
- else { /* .eb */
- register symbolS* begin_symbolP;
- begin_symbolP = *(symbolS**)stack_pop(block_stack);
- if(begin_symbolP == (symbolS*)0)
- as_warn("mismatched .eb");
- else
- SA_SET_SYM_ENDNDX(begin_symbolP, symbol_number);
- }
- }
- /* If we are able to identify the type of a function, and we
- are out of a function (last_functionP == 0) then, the
- function symbol will be associated with an auxiliary
- entry. */
- if(last_functionP == (symbolS*)0 &&
- SF_GET_FUNCTION(symbolP)) {
- last_functionP = symbolP;
- S_SET_NUMBER_AUXILIARY(symbolP, 1);
- /* Clobber possible stale .dim information. */
- memset(&symbolP->sy_auxent[0], '\0', sizeof(union auxent));
- }
- /* The C_FCN doesn't need any additional information.
- I don't even know if this is needed for sdb. But the
- standard assembler generates it, so...
- */
- if(S_GET_STORAGE_CLASS(symbolP) == C_EFCN) {
- if(last_functionP == (symbolS*)0)
- as_fatal("C_EFCN symbol out of scope");
- SA_SET_SYM_FSIZE(last_functionP,
- (long)(symbolP->sy_value -
- last_functionP->sy_value));
- SA_SET_SYM_ENDNDX(last_functionP, symbol_number);
- last_functionP = (symbolS*)0;
- }
- }
- } else {
- /* First descriptor of a structure must point to the next
- slot outside the structure description. */
- if(SF_GET_TAG(symbolP))
- last_tagP = symbolP;
- else if(S_GET_STORAGE_CLASS(symbolP) == C_EOS)
- /* +2 take in account the current symbol */
- SA_SET_SYM_ENDNDX(last_tagP, symbol_number+2);
- }
-
- /* We must put the external symbols apart. The loader
- does not bomb if we do not. But the references in
- the endndx field for a .bb symbol are not corrected
- if an external symbol is removed between .bb and .be.
- I.e in the following case :
- [20] .bb endndx = 22
- [21] foo external
- [22] .be
- ld will move the symbol 21 to the end of the list but
- endndx will still be 22 instead of 21. */
- {
- register symbolS* thisP = symbolP;
-
- symbolP = symbol_next(thisP);
- /* remove C_EFCN and LOCAL (L...) symbols */
- if (SF_GET_LOCAL(thisP)) {
- symbol_remove(thisP, &symbol_rootP, &symbol_lastP);
- } else {
- if(S_GET_STORAGE_CLASS(thisP) == C_EXT &&
- !SF_GET_FUNCTION(thisP)) {
- /* Remove from the list */
- symbol_remove(thisP, &symbol_rootP, &symbol_lastP);
- symbol_clear_list_pointers(thisP);
- /* Move at the end of the list */
- if (symbol_extern_lastP == (symbolS*)0)
- symbol_externP = thisP;
- else
- symbol_append(thisP, symbol_extern_lastP);
- symbol_extern_lastP = thisP;
- } else {
- if(SF_GET_STRING(thisP)) {
- thisP->sy_name_offset = string_byte_count;
- string_byte_count += strlen(S_GET_NAME(thisP)) + 1;
- } else
- thisP->sy_name_offset = 0;
- thisP->sy_number = symbol_number;
- symbol_number += 1 + S_GET_NUMBER_AUXILIARY(thisP);
- }
- }
- }
- }
-
- /* this actually appends the entire extern chain */
- symbol_append(symbol_externP, symbol_lastP);
- symbolP = symbol_externP;
- while(symbolP) {
- if(SF_GET_STRING(symbolP)) {
- symbolP->sy_name_offset = string_byte_count;
- string_byte_count += strlen(S_GET_NAME(symbolP)) + 1;
- } else
- symbolP->sy_name_offset = 0;
- symbolP->sy_number = symbol_number;
- symbol_number += 1 + S_GET_NUMBER_AUXILIARY(symbolP);
- symbolP = symbol_next(symbolP);
- }
- }
-
- /* FIXME I'm counting line no's here so we know what to put in the section
- headers, and I'm resolving the addresses since I'm not sure how to
- do it later. I am NOT resolving the linno's representing functions.
- Their symbols need a fileptr pointing to this linno when emitted.
- Thus, I resolve them on emit. xoxorich. */
-
- for (lineP = lineno_rootP; lineP; lineP = lineP->next) {
- if (lineP->line.l_lnno) {
- lineP->line.l_addr.l_paddr += ((fragS*)lineP->frag)->fr_address;
- } else {
- ;
- }
- text_lineno_number++;
- } /* for each line number */
- } /* OBJ_COFF version */
+ symbolP = symbol_rootP;
+
+ if (symbolP) {
+ while(symbolP) {
+ /* If the symbol has a tagndx entry, resolve it */
+ if(SF_GET_TAGGED(symbolP)) {
+ SA_SET_SYM_TAGNDX(symbolP,
+ ((symbolS*)SA_GET_SYM_TAGNDX(symbolP))->sy_number);
+ }
+ /* Debug symbol do not need all this rubbish */
+ if(!SF_GET_DEBUG(symbolP)) {
+ symbolS* real_symbolP;
+ /* L* and C_EFCN symbols never merge. */
+ if(!SF_GET_LOCAL(symbolP) &&
+ (real_symbolP =
+ symbol_find_base(S_GET_NAME(symbolP), DO_NOT_STRIP)) &&
+ real_symbolP != symbolP) {
+ /* FIXME where do dups come from? xoxorich. */
+ /* Move the debug data from the debug symbol to the
+ real symbol. Do NOT do the oposite (i.e. move from
+ real symbol to symbol and remove real symbol from the
+ list.) Because some pointers refer to the real symbol
+ whereas no pointers refer to the symbol. */
+ c_symbol_merge(symbolP, real_symbolP);
+ /* Replace the current symbol by the real one */
+ /* The symbols will never be the last or the first
+ because : 1st symbol is .file and 3 last symbols are
+ .text, .data, .bss */
+ symbol_remove(real_symbolP, &symbol_rootP, &symbol_lastP);
+ symbol_insert(real_symbolP, symbolP, &symbol_rootP, &symbol_lastP);
+ symbol_remove(symbolP, &symbol_rootP, &symbol_lastP);
+ symbolP = real_symbolP;
+ }
+ if(flagseen['R'] && S_IS_DATA(symbolP))
+ S_SET_TEXT(symbolP);
+
+ symbolP->sy_value += symbolP->sy_frag->fr_address;
+
+ if(!S_IS_DEFINED(symbolP))
+ S_SET_EXTERNAL(symbolP);
+ else if(S_GET_STORAGE_CLASS(symbolP) == C_NULL)
+ S_SET_STORAGE_CLASS(symbolP, C_STAT);
+
+ /* Mainly to speed up if not -g */
+ if(SF_GET_PROCESS(symbolP)) {
+ /* Handle the nested blocks auxiliary info. */
+ if(S_GET_STORAGE_CLASS(symbolP) == C_BLOCK) {
+ if(!strcmp(S_GET_NAME(symbolP), ".bb"))
+ stack_push(block_stack, (char *) &symbolP);
+ else { /* .eb */
+ register symbolS* begin_symbolP;
+ begin_symbolP = *(symbolS**)stack_pop(block_stack);
+ if(begin_symbolP == (symbolS*)0)
+ as_warn("mismatched .eb");
+ else
+ SA_SET_SYM_ENDNDX(begin_symbolP, symbol_number);
+ }
+ }
+ /* If we are able to identify the type of a function, and we
+ are out of a function (last_functionP == 0) then, the
+ function symbol will be associated with an auxiliary
+ entry. */
+ if(last_functionP == (symbolS*)0 &&
+ SF_GET_FUNCTION(symbolP)) {
+ last_functionP = symbolP;
+ S_SET_NUMBER_AUXILIARY(symbolP, 1);
+ /* Clobber possible stale .dim information. */
+ memset(&symbolP->sy_auxent[0], '\0', sizeof(union auxent));
+ }
+ /* The C_FCN doesn't need any additional information.
+ I don't even know if this is needed for sdb. But the
+ standard assembler generates it, so...
+ */
+ if(S_GET_STORAGE_CLASS(symbolP) == C_EFCN) {
+ if(last_functionP == (symbolS*)0)
+ as_fatal("C_EFCN symbol out of scope");
+ SA_SET_SYM_FSIZE(last_functionP,
+ (long)(symbolP->sy_value -
+ last_functionP->sy_value));
+ SA_SET_SYM_ENDNDX(last_functionP, symbol_number);
+ last_functionP = (symbolS*)0;
+ }
+ }
+ } else {
+ /* First descriptor of a structure must point to the next
+ slot outside the structure description. */
+ if(SF_GET_TAG(symbolP))
+ last_tagP = symbolP;
+ else if(S_GET_STORAGE_CLASS(symbolP) == C_EOS)
+ /* +2 take in account the current symbol */
+ SA_SET_SYM_ENDNDX(last_tagP, symbol_number+2);
+ }
+
+ /* We must put the external symbols apart. The loader
+ does not bomb if we do not. But the references in
+ the endndx field for a .bb symbol are not corrected
+ if an external symbol is removed between .bb and .be.
+ I.e in the following case :
+ [20] .bb endndx = 22
+ [21] foo external
+ [22] .be
+ ld will move the symbol 21 to the end of the list but
+ endndx will still be 22 instead of 21. */
+ {
+ register symbolS* thisP = symbolP;
+
+ symbolP = symbol_next(thisP);
+ /* remove C_EFCN and LOCAL (L...) symbols */
+ if (SF_GET_LOCAL(thisP)) {
+ symbol_remove(thisP, &symbol_rootP, &symbol_lastP);
+ } else {
+ if(S_GET_STORAGE_CLASS(thisP) == C_EXT &&
+ !SF_GET_FUNCTION(thisP)) {
+ /* Remove from the list */
+ symbol_remove(thisP, &symbol_rootP, &symbol_lastP);
+ symbol_clear_list_pointers(thisP);
+ /* Move at the end of the list */
+ if (symbol_extern_lastP == (symbolS*)0)
+ symbol_externP = thisP;
+ else
+ symbol_append(thisP, symbol_extern_lastP);
+ symbol_extern_lastP = thisP;
+ } else {
+ if(SF_GET_STRING(thisP)) {
+ thisP->sy_name_offset = string_byte_count;
+ string_byte_count += strlen(S_GET_NAME(thisP)) + 1;
+ } else
+ thisP->sy_name_offset = 0;
+ thisP->sy_number = symbol_number;
+ symbol_number += 1 + S_GET_NUMBER_AUXILIARY(thisP);
+ }
+ }
+ }
+ }
+
+ /* this actually appends the entire extern chain */
+ symbol_append(symbol_externP, symbol_lastP);
+ symbolP = symbol_externP;
+ while(symbolP) {
+ if(SF_GET_STRING(symbolP)) {
+ symbolP->sy_name_offset = string_byte_count;
+ string_byte_count += strlen(S_GET_NAME(symbolP)) + 1;
+ } else
+ symbolP->sy_name_offset = 0;
+ symbolP->sy_number = symbol_number;
+ symbol_number += 1 + S_GET_NUMBER_AUXILIARY(symbolP);
+ symbolP = symbol_next(symbolP);
+ }
+ }
+
+ /* FIXME I'm counting line no's here so we know what to put in the section
+ headers, and I'm resolving the addresses since I'm not sure how to
+ do it later. I am NOT resolving the linno's representing functions.
+ Their symbols need a fileptr pointing to this linno when emitted.
+ Thus, I resolve them on emit. xoxorich. */
+
+ for (lineP = lineno_rootP; lineP; lineP = lineP->next) {
+ if (lineP->line.l_lnno) {
+ lineP->line.l_addr.l_paddr += ((fragS*)lineP->frag)->fr_address;
+ } else {
+ ;
+ }
+ text_lineno_number++;
+ } /* for each line number */
+} /* OBJ_COFF version */
#elif defined(OBJ_AOUT) | defined(OBJ_BOUT)
- { /* OBJ_AOUT version */
- symbolPP = & symbol_rootP; /* -> last symbol chain link. */
- while ((symbolP = *symbolPP) != NULL)
- {
- if (flagseen['R'] && S_IS_DATA(symbolP)) {
- S_SET_TEXT(symbolP);
- } /* if pusing data into text */
-
- symbolP -> sy_value += symbolP -> sy_frag -> fr_address;
-
- /* OK, here is how we decide which symbols go out into the
- brave new symtab. Symbols that do are:
-
- * symbols with no name (stabd's?)
- * symbols with debug info in their N_TYPE
-
- Symbols that don't are:
- * symbols that are registers
- * symbols with \1 as their 3rd character (numeric labels)
- * "local labels" as defined by S_LOCAL_NAME(name)
- if the -L switch was passed to gas.
-
- All other symbols are output. We complain if a deleted
- symbol was marked external. */
-
-
- if (1
- && !S_IS_REGISTER(symbolP)
+{ /* OBJ_AOUT version */
+ symbolPP = & symbol_rootP; /* -> last symbol chain link. */
+ while ((symbolP = *symbolPP) != NULL)
+ {
+ if (flagseen['R'] && S_IS_DATA(symbolP)) {
+ S_SET_TEXT(symbolP);
+ } /* if pusing data into text */
+
+ symbolP -> sy_value += symbolP -> sy_frag -> fr_address;
+
+ /* OK, here is how we decide which symbols go out into the
+ brave new symtab. Symbols that do are:
+
+ * symbols with no name (stabd's?)
+ * symbols with debug info in their N_TYPE
+
+ Symbols that don't are:
+ * symbols that are registers
+ * symbols with \1 as their 3rd character (numeric labels)
+ * "local labels" as defined by S_LOCAL_NAME(name)
+ if the -L switch was passed to gas.
+
+ All other symbols are output. We complain if a deleted
+ symbol was marked external. */
+
+
+ if (1
+ && !S_IS_REGISTER(symbolP)
#ifndef VMS /* Under VMS we need to keep local symbols */
- && ( !S_GET_NAME(symbolP)
- || S_IS_DEBUG(symbolP)
+ && ( !S_GET_NAME(symbolP)
+ || S_IS_DEBUG(symbolP)
#ifdef TC_I960
- /* FIXME this ifdef seems highly dubious to me. xoxorich. */
- || !S_IS_DEFINED(symbolP)
- || S_IS_EXTERNAL(symbolP)
+ /* FIXME this ifdef seems highly dubious to me. xoxorich. */
+ || !S_IS_DEFINED(symbolP)
+ || S_IS_EXTERNAL(symbolP)
#endif /* TC_I960 */
- || (S_GET_NAME(symbolP)[0] != '\001' && (flagseen ['L'] || ! S_LOCAL_NAME(symbolP))))
+ || (S_GET_NAME(symbolP)[0] != '\001' && (flagseen ['L'] || ! S_LOCAL_NAME(symbolP))))
#endif /* not VMS */
- )
- {
+ )
+ {
#ifndef VMS
- symbolP->sy_number = symbol_number++;
-
- /* The + 1 after strlen account for the \0 at the
- end of each string */
- if (!S_IS_STABD(symbolP)) {
- /* Ordinary case. */
- symbolP->sy_name_offset = string_byte_count;
- string_byte_count += strlen(S_GET_NAME(symbolP)) + 1;
- }
- else /* .Stabd case. */
+ symbolP->sy_number = symbol_number++;
+
+ /* The + 1 after strlen account for the \0 at the
+ end of each string */
+ if (!S_IS_STABD(symbolP)) {
+ /* Ordinary case. */
+ symbolP->sy_name_offset = string_byte_count;
+ string_byte_count += strlen(S_GET_NAME(symbolP)) + 1;
+ }
+ else /* .Stabd case. */
#endif /* not VMS */
- symbolP->sy_name_offset = 0;
- symbolPP = &(symbol_next(symbolP));
- } else {
- if (S_IS_EXTERNAL(symbolP) || !S_IS_DEFINED(symbolP)) {
- as_bad ("Local symbol %s never defined", name);
- } /* oops. */
-
+ symbolP->sy_name_offset = 0;
+ symbolPP = &(symbol_next(symbolP));
+ } else {
+ if (S_IS_EXTERNAL(symbolP) || !S_IS_DEFINED(symbolP)) {
+ as_bad ("Local symbol %s never defined", name);
+ } /* oops. */
+
#ifndef VMS
- /* Unhook it from the chain */
- *symbolPP = symbol_next(symbolP);
+ /* Unhook it from the chain */
+ *symbolPP = symbol_next(symbolP);
#endif /* VMS */
- } /* if this symbol should be in the output */
- } /* for each symbol */
- } /* OBJ_AOUT version */
+ } /* if this symbol should be in the output */
+ } /* for each symbol */
+} /* OBJ_AOUT version */
#else
- cant_crawl_symbol_table();
+cant_crawl_symbol_table();
#endif
- H_SET_STRING_SIZE(&headers,string_byte_count);
- H_SET_SYMBOL_TABLE_SIZE(&headers, symbol_number);
- } /* crawl symbol table */
+H_SET_STRING_SIZE(&headers,string_byte_count);
+H_SET_SYMBOL_TABLE_SIZE(&headers, symbol_number);
+} /* crawl symbol table */
- /* JF deal with forward references first. . . */
- for (symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
+/* JF deal with forward references first. . . */
+for (symbolP = symbol_rootP; symbolP; symbolP = symbol_next(symbolP)) {
if (symbolP->sy_forward) {
- symbolP->sy_value += symbolP->sy_forward->sy_value + symbolP->sy_forward->sy_frag->fr_address;
+ symbolP->sy_value += symbolP->sy_forward->sy_value + symbolP->sy_forward->sy_frag->fr_address;
#ifdef OBJ_COFF
- if(SF_GET_GET_SEGMENT(symbolP) &&
- S_GET_SEGMENT(symbolP) == SEG_UNKNOWN)
- S_SET_SEGMENT(symbolP, S_GET_SEGMENT(symbolP->sy_forward));
+ if(SF_GET_GET_SEGMENT(symbolP) &&
+ S_GET_SEGMENT(symbolP) == SEG_UNKNOWN)
+ S_SET_SEGMENT(symbolP, S_GET_SEGMENT(symbolP->sy_forward));
#endif /* OBJ_COFF */
- symbolP->sy_forward=0;
+ symbolP->sy_forward=0;
} /* if it has a forward reference */
- } /* walk the symbol chain */
+} /* walk the symbol chain */
- { /* crawl symbol table */
- register int symbol_number = 0;
-
+{ /* crawl symbol table */
+ register int symbol_number = 0;
+
#if defined(OBJ_COFF)
- { /* OBJ_COFF version */
- lineno* lineP;
- symbolS* symbol_externP = (symbolS*)0;
- symbolS* symbol_extern_lastP = (symbolS*)0;
-
- /* The symbol list should be ordered according to the following sequence
- * order :
- * . .file symbol
- * . debug entries for functions
- * . fake symbols for .text .data and .bss
- * . defined symbols
- * . undefined symbols
- * But this is not mandatory. The only important point is to put the
- * undefined symbols at the end of the list.
- */
-
- if (symbol_rootP == NULL
- || S_GET_STORAGE_CLASS(symbol_rootP) != C_FILE) {
- c_dot_file_symbol("fake");
- } /* Is there a .file symbol ? If not insert one at the beginning. */
-
- /*
- * Build up static symbols for .text, .data and .bss
- */
- dot_text_symbol = (symbolS*)
- c_section_symbol(".text",
- 0,
- H_GET_TEXT_SIZE(&headers),
- 0/*text_relocation_number*/,
- 0/*text_lineno_number*/);
-
- dot_data_symbol = (symbolS*)
- c_section_symbol(".data",
- H_GET_TEXT_SIZE(&headers),
- H_GET_DATA_SIZE(&headers),
- 0/*data_relocation_number*/,
- 0); /* There are no data lineno
- entries */
-
- dot_bss_symbol = (symbolS*)
- c_section_symbol(".bss",
- H_GET_TEXT_SIZE(&headers) + H_GET_DATA_SIZE(&headers),
- H_GET_BSS_SIZE(&headers),
- 0, /* No relocation for a bss section. */
- 0); /* There are no bss lineno entries */
-
- /* FIXME late night before delivery, I don't know why the chain is
- broken, but I can guess. So! Let's force them to be knit properly
- at this point. */
-
-/* as john pointed out, this wasn't right. Instead, we'll check here to
- make sure that the list is doubly linked. */
-
+{ /* OBJ_COFF version */
+ lineno* lineP;
+ symbolS* symbol_externP = (symbolS*)0;
+ symbolS* symbol_extern_lastP = (symbolS*)0;
+
+ /* The symbol list should be ordered according to the following sequence
+ * order :
+ * . .file symbol
+ * . debug entries for functions
+ * . fake symbols for .text .data and .bss
+ * . defined symbols
+ * . undefined symbols
+ * But this is not mandatory. The only important point is to put the
+ * undefined symbols at the end of the list.
+ */
+
+ if (symbol_rootP == NULL
+ || S_GET_STORAGE_CLASS(symbol_rootP) != C_FILE) {
+ c_dot_file_symbol("fake");
+ } /* Is there a .file symbol ? If not insert one at the beginning. */
+
+ /*
+ * Build up static symbols for .text, .data and .bss
+ */
+ dot_text_symbol = (symbolS*)
+ c_section_symbol(".text",
+ 0,
+ H_GET_TEXT_SIZE(&headers),
+ 0/*text_relocation_number*/,
+ 0/*text_lineno_number*/);
+
+ dot_data_symbol = (symbolS*)
+ c_section_symbol(".data",
+ H_GET_TEXT_SIZE(&headers),
+ H_GET_DATA_SIZE(&headers),
+ 0/*data_relocation_number*/,
+ 0); /* There are no data lineno
+ entries */
+
+ dot_bss_symbol = (symbolS*)
+ c_section_symbol(".bss",
+ H_GET_TEXT_SIZE(&headers) + H_GET_DATA_SIZE(&headers),
+ H_GET_BSS_SIZE(&headers),
+ 0, /* No relocation for a bss section. */
+ 0); /* There are no bss lineno entries */
+
+ /* FIXME late night before delivery, I don't know why the chain is
+ broken, but I can guess. So! Let's force them to be knit properly
+ at this point. */
+
+ /* as john pointed out, this wasn't right. Instead, we'll check here to
+ make sure that the list is doubly linked. */
+
#if defined(DEBUG) && defined(SYMBOLS_NEED_BACKPOINTERS)
- for (symbolP = symbol_rootP; symbol_next(symbolP); symbolP = symbol_next(symbolP)) {
- know(symbolP->sy_next->sy_previous == symbolP);
- } /* walk the symbol chain */
+ for (symbolP = symbol_rootP; symbol_next(symbolP); symbolP = symbol_next(symbolP)) {
+ know(symbolP->sy_next->sy_previous == symbolP);
+ } /* walk the symbol chain */
#endif /* DEBUG and SYMBOLS_NEED_BACKPOINTERS */
- symbolP = symbol_rootP;
-
- if (symbolP) {
- while(symbolP) {
- /* If the symbol has a tagndx entry, resolve it */
- if(SF_GET_TAGGED(symbolP)) {
- SA_SET_SYM_TAGNDX(symbolP,
- ((symbolS*)SA_GET_SYM_TAGNDX(symbolP))->sy_number);
- }
- /* Debug symbol do not need all this rubbish */
- if(!SF_GET_DEBUG(symbolP)) {
- symbolS* real_symbolP;
- /* L* and C_EFCN symbols never merge. */
- if(!SF_GET_LOCAL(symbolP) &&
- (real_symbolP =
- symbol_find_base(S_GET_NAME(symbolP), DO_NOT_STRIP)) &&
- real_symbolP != symbolP) {
- /* FIXME where do dups come from? xoxorich. */
- /* Move the debug data from the debug symbol to the
- real symbol. Do NOT do the oposite (i.e. move from
- real symbol to symbol and remove real symbol from the
- list.) Because some pointers refer to the real symbol
- whereas no pointers refer to the symbol. */
- c_symbol_merge(symbolP, real_symbolP);
- /* Replace the current symbol by the real one */
- /* The symbols will never be the last or the first
- because : 1st symbol is .file and 3 last symbols are
- .text, .data, .bss */
- symbol_remove(real_symbolP, &symbol_rootP, &symbol_lastP);
- symbol_insert(real_symbolP, symbolP, &symbol_rootP, &symbol_lastP);
- symbol_remove(symbolP, &symbol_rootP, &symbol_lastP);
- symbolP = real_symbolP;
- }
- if(flagseen['R'] && S_IS_DATA(symbolP))
- S_SET_TEXT(symbolP);
-
- symbolP->sy_value += symbolP->sy_frag->fr_address;
-
- if(!S_IS_DEFINED(symbolP))
- S_SET_EXTERNAL(symbolP);
- else if(S_GET_STORAGE_CLASS(symbolP) == C_NULL)
- S_SET_STORAGE_CLASS(symbolP, C_STAT);
-
- /* Mainly to speed up if not -g */
- if(SF_GET_PROCESS(symbolP)) {
- /* Handle the nested blocks auxiliary info. */
- if(S_GET_STORAGE_CLASS(symbolP) == C_BLOCK) {
- if(!strcmp(S_GET_NAME(symbolP), ".bb"))
- stack_push(block_stack, (char *) &symbolP);
- else { /* .eb */
- register symbolS* begin_symbolP;
- begin_symbolP = *(symbolS**)stack_pop(block_stack);
- if(begin_symbolP == (symbolS*)0)
- as_warn("mismatched .eb");
- else
- SA_SET_SYM_ENDNDX(begin_symbolP, symbol_number);
- }
- }
- /* If we are able to identify the type of a function, and we
- are out of a function (last_functionP == 0) then, the
- function symbol will be associated with an auxiliary
- entry. */
- if(last_functionP == (symbolS*)0 &&
- SF_GET_FUNCTION(symbolP)) {
- last_functionP = symbolP;
- S_SET_NUMBER_AUXILIARY(symbolP, 1);
- /* Clobber possible stale .dim information. */
- memset(&symbolP->sy_auxent[0], '\0', sizeof(union auxent));
- }
- /* The C_FCN doesn't need any additional information.
- I don't even know if this is needed for sdb. But the
- standard assembler generates it, so...
- */
- if(S_GET_STORAGE_CLASS(symbolP) == C_EFCN) {
- if(last_functionP == (symbolS*)0)
- as_fatal("C_EFCN symbol out of scope");
- SA_SET_SYM_FSIZE(last_functionP,
- (long)(symbolP->sy_value -
- last_functionP->sy_value));
- SA_SET_SYM_ENDNDX(last_functionP, symbol_number);
- last_functionP = (symbolS*)0;
- }
- }
- } else {
- /* First descriptor of a structure must point to the next
- slot outside the structure description. */
- if(SF_GET_TAG(symbolP))
- last_tagP = symbolP;
- else if(S_GET_STORAGE_CLASS(symbolP) == C_EOS)
- /* +2 take in account the current symbol */
- SA_SET_SYM_ENDNDX(last_tagP, symbol_number+2);
- }
-
- /* We must put the external symbols apart. The loader
- does not bomb if we do not. But the references in
- the endndx field for a .bb symbol are not corrected
- if an external symbol is removed between .bb and .be.
- I.e in the following case :
- [20] .bb endndx = 22
- [21] foo external
- [22] .be
- ld will move the symbol 21 to the end of the list but
- endndx will still be 22 instead of 21. */
- {
- register symbolS* thisP = symbolP;
-
- symbolP = symbol_next(thisP);
- /* remove C_EFCN and LOCAL (L...) symbols */
- if (SF_GET_LOCAL(thisP)) {
- symbol_remove(thisP, &symbol_rootP, &symbol_lastP);
- } else {
- if(S_GET_STORAGE_CLASS(thisP) == C_EXT &&
- !SF_GET_FUNCTION(thisP)) {
- /* Remove from the list */
- symbol_remove(thisP, &symbol_rootP, &symbol_lastP);
- symbol_clear_list_pointers(thisP);
- /* Move at the end of the list */
- if (symbol_extern_lastP == (symbolS*)0)
- symbol_externP = thisP;
- else
- symbol_append(thisP, symbol_extern_lastP);
- symbol_extern_lastP = thisP;
- } else {
- if(SF_GET_STRING(thisP)) {
- thisP->sy_name_offset = string_byte_count;
- string_byte_count += strlen(S_GET_NAME(thisP)) + 1;
- } else
- thisP->sy_name_offset = 0;
- thisP->sy_number = symbol_number;
- symbol_number += 1 + S_GET_NUMBER_AUXILIARY(thisP);
- }
- }
- }
- }
-
- /* this actually appends the entire extern chain */
- symbol_append(symbol_externP, symbol_lastP);
- symbolP = symbol_externP;
- while(symbolP) {
- if(SF_GET_STRING(symbolP)) {
- symbolP->sy_name_offset = string_byte_count;
- string_byte_count += strlen(S_GET_NAME(symbolP)) + 1;
- } else
- symbolP->sy_name_offset = 0;
- symbolP->sy_number = symbol_number;
- symbol_number += 1 + S_GET_NUMBER_AUXILIARY(symbolP);
- symbolP = symbol_next(symbolP);
- }
- }
-
- /* FIXME I'm counting line no's here so we know what to put in the section
- headers, and I'm resolving the addresses since I'm not sure how to
- do it later. I am NOT resolving the linno's representing functions.
- Their symbols need a fileptr pointing to this linno when emitted.
- Thus, I resolve them on emit. xoxorich. */
-
- for (lineP = lineno_rootP; lineP; lineP = lineP->next) {
- if (lineP->line.l_lnno) {
- lineP->line.l_addr.l_paddr += ((fragS*)lineP->frag)->fr_address;
- } else {
- ;
- }
- text_lineno_number++;
- } /* for each line number */
- } /* OBJ_COFF version */
+ symbolP = symbol_rootP;
+
+ if (symbolP) {
+ while(symbolP) {
+ /* If the symbol has a tagndx entry, resolve it */
+ if(SF_GET_TAGGED(symbolP)) {
+ SA_SET_SYM_TAGNDX(symbolP,
+ ((symbolS*)SA_GET_SYM_TAGNDX(symbolP))->sy_number);
+ }
+ /* Debug symbol do not need all this rubbish */
+ if(!SF_GET_DEBUG(symbolP)) {
+ symbolS* real_symbolP;
+ /* L* and C_EFCN symbols never merge. */
+ if(!SF_GET_LOCAL(symbolP) &&
+ (real_symbolP =
+ symbol_find_base(S_GET_NAME(symbolP), DO_NOT_STRIP)) &&
+ real_symbolP != symbolP) {
+ /* FIXME where do dups come from? xoxorich. */
+ /* Move the debug data from the debug symbol to the
+ real symbol. Do NOT do the oposite (i.e. move from
+ real symbol to symbol and remove real symbol from the
+ list.) Because some pointers refer to the real symbol
+ whereas no pointers refer to the symbol. */
+ c_symbol_merge(symbolP, real_symbolP);
+ /* Replace the current symbol by the real one */
+ /* The symbols will never be the last or the first
+ because : 1st symbol is .file and 3 last symbols are
+ .text, .data, .bss */
+ symbol_remove(real_symbolP, &symbol_rootP, &symbol_lastP);
+ symbol_insert(real_symbolP, symbolP, &symbol_rootP, &symbol_lastP);
+ symbol_remove(symbolP, &symbol_rootP, &symbol_lastP);
+ symbolP = real_symbolP;
+ }
+ if(flagseen['R'] && S_IS_DATA(symbolP))
+ S_SET_TEXT(symbolP);
+
+ symbolP->sy_value += symbolP->sy_frag->fr_address;
+
+ if(!S_IS_DEFINED(symbolP))
+ S_SET_EXTERNAL(symbolP);
+ else if(S_GET_STORAGE_CLASS(symbolP) == C_NULL)
+ S_SET_STORAGE_CLASS(symbolP, C_STAT);
+
+ /* Mainly to speed up if not -g */
+ if(SF_GET_PROCESS(symbolP)) {
+ /* Handle the nested blocks auxiliary info. */
+ if(S_GET_STORAGE_CLASS(symbolP) == C_BLOCK) {
+ if(!strcmp(S_GET_NAME(symbolP), ".bb"))
+ stack_push(block_stack, (char *) &symbolP);
+ else { /* .eb */
+ register symbolS* begin_symbolP;
+ begin_symbolP = *(symbolS**)stack_pop(block_stack);
+ if(begin_symbolP == (symbolS*)0)
+ as_warn("mismatched .eb");
+ else
+ SA_SET_SYM_ENDNDX(begin_symbolP, symbol_number);
+ }
+ }
+ /* If we are able to identify the type of a function, and we
+ are out of a function (last_functionP == 0) then, the
+ function symbol will be associated with an auxiliary
+ entry. */
+ if(last_functionP == (symbolS*)0 &&
+ SF_GET_FUNCTION(symbolP)) {
+ last_functionP = symbolP;
+ S_SET_NUMBER_AUXILIARY(symbolP, 1);
+ /* Clobber possible stale .dim information. */
+ memset(&symbolP->sy_auxent[0], '\0', sizeof(union auxent));
+ }
+ /* The C_FCN doesn't need any additional information.
+ I don't even know if this is needed for sdb. But the
+ standard assembler generates it, so...
+ */
+ if(S_GET_STORAGE_CLASS(symbolP) == C_EFCN) {
+ if(last_functionP == (symbolS*)0)
+ as_fatal("C_EFCN symbol out of scope");
+ SA_SET_SYM_FSIZE(last_functionP,
+ (long)(symbolP->sy_value -
+ last_functionP->sy_value));
+ SA_SET_SYM_ENDNDX(last_functionP, symbol_number);
+ last_functionP = (symbolS*)0;
+ }
+ }
+ } else {
+ /* First descriptor of a structure must point to the next
+ slot outside the structure description. */
+ if(SF_GET_TAG(symbolP))
+ last_tagP = symbolP;
+ else if(S_GET_STORAGE_CLASS(symbolP) == C_EOS)
+ /* +2 take in account the current symbol */
+ SA_SET_SYM_ENDNDX(last_tagP, symbol_number+2);
+ }
+
+ /* We must put the external symbols apart. The loader
+ does not bomb if we do not. But the references in
+ the endndx field for a .bb symbol are not corrected
+ if an external symbol is removed between .bb and .be.
+ I.e in the following case :
+ [20] .bb endndx = 22
+ [21] foo external
+ [22] .be
+ ld will move the symbol 21 to the end of the list but
+ endndx will still be 22 instead of 21. */
+ {
+ register symbolS* thisP = symbolP;
+
+ symbolP = symbol_next(thisP);
+ /* remove C_EFCN and LOCAL (L...) symbols */
+ if (SF_GET_LOCAL(thisP)) {
+ symbol_remove(thisP, &symbol_rootP, &symbol_lastP);
+ } else {
+ if(S_GET_STORAGE_CLASS(thisP) == C_EXT &&
+ !SF_GET_FUNCTION(thisP)) {
+ /* Remove from the list */
+ symbol_remove(thisP, &symbol_rootP, &symbol_lastP);
+ symbol_clear_list_pointers(thisP);
+ /* Move at the end of the list */
+ if (symbol_extern_lastP == (symbolS*)0)
+ symbol_externP = thisP;
+ else
+ symbol_append(thisP, symbol_extern_lastP);
+ symbol_extern_lastP = thisP;
+ } else {
+ if(SF_GET_STRING(thisP)) {
+ thisP->sy_name_offset = string_byte_count;
+ string_byte_count += strlen(S_GET_NAME(thisP)) + 1;
+ } else
+ thisP->sy_name_offset = 0;
+ thisP->sy_number = symbol_number;
+ symbol_number += 1 + S_GET_NUMBER_AUXILIARY(thisP);
+ }
+ }
+ }
+ }
+
+ /* this actually appends the entire extern chain */
+ symbol_append(symbol_externP, symbol_lastP);
+ symbolP = symbol_externP;
+ while(symbolP) {
+ if(SF_GET_STRING(symbolP)) {
+ symbolP->sy_name_offset = string_byte_count;
+ string_byte_count += strlen(S_GET_NAME(symbolP)) + 1;
+ } else
+ symbolP->sy_name_offset = 0;
+ symbolP->sy_number = symbol_number;
+ symbol_number += 1 + S_GET_NUMBER_AUXILIARY(symbolP);
+ symbolP = symbol_next(symbolP);
+ }
+ }
+
+ /* FIXME I'm counting line no's here so we know what to put in the section
+ headers, and I'm resolving the addresses since I'm not sure how to
+ do it later. I am NOT resolving the linno's representing functions.
+ Their symbols need a fileptr pointing to this linno when emitted.
+ Thus, I resolve them on emit. xoxorich. */
+
+ for (lineP = lineno_rootP; lineP; lineP = lineP->next) {
+ if (lineP->line.l_lnno) {
+ lineP->line.l_addr.l_paddr += ((fragS*)lineP->frag)->fr_address;
+ } else {
+ ;
+ }
+ text_lineno_number++;
+ } /* for each line number */
+} /* OBJ_COFF version */
#elif defined(OBJ_AOUT) | defined(OBJ_BOUT)
- { /* OBJ_AOUT version */
- symbolPP = & symbol_rootP; /* -> last symbol chain link. */
- while ((symbolP = *symbolPP) != NULL)
- {
- if (flagseen['R'] && S_IS_DATA(symbolP)) {
- S_SET_TEXT(symbolP);
- } /* if pusing data into text */
-
- symbolP -> sy_value += symbolP -> sy_frag -> fr_address;
-
- /* OK, here is how we decide which symbols go out into the
- brave new symtab. Symbols that do are:
-
- * symbols with no name (stabd's?)
- * symbols with debug info in their N_TYPE
-
- Symbols that don't are:
- * symbols that are registers
- * symbols with \1 as their 3rd character (numeric labels)
- * "local labels" as defined by S_LOCAL_NAME(name)
- if the -L switch was passed to gas.
-
- All other symbols are output. We complain if a deleted
- symbol was marked external. */
-
-
- if (1
- && !S_IS_REGISTER(symbolP)
+{ /* OBJ_AOUT version */
+ symbolPP = & symbol_rootP; /* -> last symbol chain link. */
+ while ((symbolP = *symbolPP) != NULL)
+ {
+ if (flagseen['R'] && S_IS_DATA(symbolP)) {
+ S_SET_TEXT(symbolP);
+ } /* if pusing data into text */
+
+ symbolP -> sy_value += symbolP -> sy_frag -> fr_address;
+
+ /* OK, here is how we decide which symbols go out into the
+ brave new symtab. Symbols that do are:
+
+ * symbols with no name (stabd's?)
+ * symbols with debug info in their N_TYPE
+
+ Symbols that don't are:
+ * symbols that are registers
+ * symbols with \1 as their 3rd character (numeric labels)
+ * "local labels" as defined by S_LOCAL_NAME(name)
+ if the -L switch was passed to gas.
+
+ All other symbols are output. We complain if a deleted
+ symbol was marked external. */
+
+
+ if (1
+ && !S_IS_REGISTER(symbolP)
#ifndef VMS /* Under VMS we need to keep local symbols */
- && ( !S_GET_NAME(symbolP)
- || S_IS_DEBUG(symbolP)
+ && ( !S_GET_NAME(symbolP)
+ || S_IS_DEBUG(symbolP)
#ifdef TC_I960
- /* FIXME this ifdef seems highly dubious to me. xoxorich. */
- || !S_IS_DEFINED(symbolP)
- || S_IS_EXTERNAL(symbolP)
+ /* FIXME this ifdef seems highly dubious to me. xoxorich. */
+ || !S_IS_DEFINED(symbolP)
+ || S_IS_EXTERNAL(symbolP)
#endif /* TC_I960 */
- || (S_GET_NAME(symbolP)[0] != '\001' && (flagseen ['L'] || ! S_LOCAL_NAME(symbolP))))
+ || (S_GET_NAME(symbolP)[0] != '\001' && (flagseen ['L'] || ! S_LOCAL_NAME(symbolP))))
#endif /* not VMS */
- )
- {
+ )
+ {
#ifndef VMS
- symbolP->sy_number = symbol_number++;
-
- /* The + 1 after strlen account for the \0 at the
- end of each string */
- if (!S_IS_STABD(symbolP)) {
- /* Ordinary case. */
- symbolP->sy_name_offset = string_byte_count;
- string_byte_count += strlen(S_GET_NAME(symbolP)) + 1;
- }
- else /* .Stabd case. */
+ symbolP->sy_number = symbol_number++;
+
+ /* The + 1 after strlen account for the \0 at the
+ end of each string */
+ if (!S_IS_STABD(symbolP)) {
+ /* Ordinary case. */
+ symbolP->sy_name_offset = string_byte_count;
+ string_byte_count += strlen(S_GET_NAME(symbolP)) + 1;
+ }
+ else /* .Stabd case. */
#endif /* not VMS */
- symbolP->sy_name_offset = 0;
- symbolPP = &(symbol_next(symbolP));
- } else {
- if (S_IS_EXTERNAL(symbolP) || !S_IS_DEFINED(symbolP)) {
- as_bad ("Local symbol %s never defined", name);
- } /* oops. */
-
+ symbolP->sy_name_offset = 0;
+ symbolPP = &(symbol_next(symbolP));
+ } else {
+ if (S_IS_EXTERNAL(symbolP) || !S_IS_DEFINED(symbolP)) {
+ as_bad ("Local symbol %s never defined", name);
+ } /* oops. */
+
#ifndef VMS
- /* Unhook it from the chain */
- *symbolPP = symbol_next(symbolP);
+ /* Unhook it from the chain */
+ *symbolPP = symbol_next(symbolP);
#endif /* VMS */
- } /* if this symbol should be in the output */
- } /* for each symbol */
- } /* OBJ_AOUT version */
+ } /* if this symbol should be in the output */
+ } /* for each symbol */
+} /* OBJ_AOUT version */
#else
- cant_crawl_symbol_table();
+cant_crawl_symbol_table();
#endif
- H_SET_STRING_SIZE(&headers,string_byte_count);
- H_SET_SYMBOL_TABLE_SIZE(&headers, symbol_number);
- } /* crawl symbol table */
+H_SET_STRING_SIZE(&headers,string_byte_count);
+H_SET_SYMBOL_TABLE_SIZE(&headers, symbol_number);
+} /* crawl symbol table */
} /* obj_crawl_symbol_chain() */
-/* end of obj-vms.c */
+/* end of vms.c */
projects / deliverable / binutils-gdb.git / commitdiff
