/* tc-hppa.c -- Assemble for the PA
- Copyright (C) 1989 Free Software Foundation, Inc.
+ Copyright (C) 1989, 93, 94, 95, 96, 97, 98, 1999
+ 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 1, or (at your option)
+ 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,
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. */
+ along with GAS; see the file COPYING. If not, write to the Free
+ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+ 02111-1307, USA. */
/* HP PA-RISC support was contributed by the Center for Software Science
#include "as.h"
#include "subsegs.h"
-#include "../bfd/libhppa.h"
-#include "../bfd/libbfd.h"
+#include "bfd/libhppa.h"
+#include "bfd/libbfd.h"
/* Be careful, this file includes data *declarations*. */
#include "opcode/hppa.h"
+#if defined (OBJ_ELF) && defined (OBJ_SOM)
+error only one of OBJ_ELF and OBJ_SOM can be defined
+#endif
+
+/* If we are using ELF, then we probably can support dwarf2 debug
+ records. Furthermore, if we are supporting dwarf2 debug records,
+ then we want to use the assembler support for compact line numbers. */
+#ifdef OBJ_ELF
+#include "dwarf2dbg.h"
+struct dwarf2_line_info debug_line;
+#endif
+
/* A "convient" place to put object file dependencies which do
not need to be seen outside of tc-hppa.c. */
#ifdef OBJ_ELF
-/* Names of various debugging spaces/subspaces. */
-#define GDB_DEBUG_SPACE_NAME ".stab"
-#define GDB_STRINGS_SUBSPACE_NAME ".stabstr"
-#define GDB_SYMBOLS_SUBSPACE_NAME ".stab"
-#define UNWIND_SECTION_NAME ".PARISC.unwind"
-/* Nonzero if CODE is a fixup code needing further processing. */
-
/* Object file formats specify relocation types. */
-typedef elf32_hppa_reloc_type reloc_type;
+typedef elf_hppa_reloc_type reloc_type;
/* Object file formats specify BFD symbol types. */
typedef elf_symbol_type obj_symbol_type;
+#ifdef BFD64
/* How to generate a relocation. */
-#define hppa_gen_reloc_type hppa_elf_gen_reloc_type
+#define hppa_gen_reloc_type _bfd_elf64_hppa_gen_reloc_type
+#else
+#define hppa_gen_reloc_type _bfd_elf32_hppa_gen_reloc_type
+#endif
/* ELF objects can have versions, but apparently do not have anywhere
to store a copyright string. */
#define obj_version obj_elf_version
#define obj_copyright obj_elf_version
-/* Use space aliases. */
-#define USE_ALIASES 1
+#define UNWIND_SECTION_NAME ".PARISC.unwind"
#endif
#ifdef OBJ_SOM
#define obj_version obj_som_version
#define obj_copyright obj_som_copyright
-/* Do not use space aliases. */
-#define USE_ALIASES 0
-
/* How to generate a relocation. */
#define hppa_gen_reloc_type hppa_som_gen_reloc_type
#endif
#endif
+#ifndef R_N0SEL
+#define R_N0SEL 0xd8
+#endif
+
+#ifndef R_N1SEL
+#define R_N1SEL 0xd9
+#endif
+
/* Various structures and types used internally in tc-hppa.c. */
/* Unwind table and descriptor. FIXME: Sync this with GDB version. */
SGL and DBL). */
typedef enum
{
- SGL, DBL, ILLEGAL_FMT, QUAD
+ SGL, DBL, ILLEGAL_FMT, QUAD, W, UW, DW, UDW, QW, UQW
}
fp_operand_format;
}
pa_symbol_type;
-/* This structure contains information needed to assemble
+/* This structure contains information needed to assemble
individual instructions. */
struct pa_it
{
fp_operand_format fpof1;
fp_operand_format fpof2;
+ /* Whether or not we saw a truncation request on an fcnv insn. */
+ int trunc;
+
/* Holds the field selector for this instruction
(for example L%, LR%, etc). */
long field_selector;
handles the L/R notation and returns the correct
value to put into the instruction register field.
The correct value to put into the instruction is
- encoded in the structure 'pa_89_fp_reg_struct'. */
+ encoded in the structure 'pa_11_fp_reg_struct'. */
-struct pa_89_fp_reg_struct
+struct pa_11_fp_reg_struct
{
/* The register number. */
char number_part;
unsigned int arg_count;
};
+#ifdef OBJ_SOM
/* This structure defines an entry in the subspace dictionary
chain. */
struct space_dictionary_chain
{
- /* Nonzero if this space has been defined by the user code or
+ /* Nonzero if this space has been defined by the user code or
as a default space. */
unsigned int sd_defined;
typedef struct space_dictionary_chain sd_chain_struct;
-/* Structure for previous label tracking. Needed so that alignments,
- callinfo declarations, etc can be easily attached to a particular
- label. */
-typedef struct label_symbol_struct
- {
- struct symbol *lss_label;
- sd_chain_struct *lss_space;
- struct label_symbol_struct *lss_next;
- }
-label_symbol_struct;
-
/* This structure defines attributes of the default subspace
dictionary entries. */
/* An index into the default spaces array. */
int def_space_index;
- /* An alias for this section (or NULL if no alias exists). */
- char *alias;
-
/* Subsegment associated with this subspace. */
subsegT subsegment;
};
/* Segment associated with this space. */
asection *segment;
-
- /* An alias for this section (or NULL if no alias exists). */
- char *alias;
};
+#endif
+
+/* Structure for previous label tracking. Needed so that alignments,
+ callinfo declarations, etc can be easily attached to a particular
+ label. */
+typedef struct label_symbol_struct
+ {
+ struct symbol *lss_label;
+#ifdef OBJ_SOM
+ sd_chain_struct *lss_space;
+#endif
+#ifdef OBJ_ELF
+ segT lss_segment;
+#endif
+ struct label_symbol_struct *lss_next;
+ }
+label_symbol_struct;
/* Extra information needed to perform fixups (relocations) on the PA. */
struct hppa_fix_struct
{
/* The field selector. */
- enum hppa_reloc_field_selector_type fx_r_field;
+ enum hppa_reloc_field_selector_type_alt fx_r_field;
/* Type of fixup. */
int fx_r_type;
/* Argument relocation bits. */
long fx_arg_reloc;
- /* The unwind descriptor associated with this fixup. */
- char fx_unwind[8];
-
/* The segment this fixup appears in. */
segT segment;
};
/* Prototypes for functions local to tc-hppa.c. */
+#ifdef OBJ_SOM
+static void pa_check_current_space_and_subspace PARAMS ((void));
+#endif
+
static fp_operand_format pa_parse_fp_format PARAMS ((char **s));
static void pa_cons PARAMS ((int));
static void pa_data PARAMS ((int));
static int pa_parse_neg_cmpsub_cmpltr PARAMS ((char **, int));
static int pa_parse_neg_add_cmpltr PARAMS ((char **, int));
static int pa_parse_nonneg_add_cmpltr PARAMS ((char **, int));
+static int pa_parse_cmpb_64_cmpltr PARAMS ((char **));
+static int pa_parse_cmpib_64_cmpltr PARAMS ((char **));
+static int pa_parse_addb_64_cmpltr PARAMS ((char **));
static void pa_block PARAMS ((int));
+static void pa_brtab PARAMS ((int));
+static void pa_try PARAMS ((int));
static void pa_call PARAMS ((int));
static void pa_call_args PARAMS ((struct call_desc *));
static void pa_callinfo PARAMS ((int));
static void pa_import PARAMS ((int));
static void pa_label PARAMS ((int));
static void pa_leave PARAMS ((int));
+static void pa_level PARAMS ((int));
static void pa_origin PARAMS ((int));
static void pa_proc PARAMS ((int));
static void pa_procend PARAMS ((int));
-static void pa_space PARAMS ((int));
-static void pa_spnum PARAMS ((int));
-static void pa_subspace PARAMS ((int));
static void pa_param PARAMS ((int));
static void pa_undefine_label PARAMS ((void));
-static int need_89_opcode PARAMS ((struct pa_it *,
- struct pa_89_fp_reg_struct *));
-static int pa_parse_number PARAMS ((char **, struct pa_89_fp_reg_struct *));
+static int need_pa11_opcode PARAMS ((struct pa_it *,
+ struct pa_11_fp_reg_struct *));
+static int pa_parse_number PARAMS ((char **, struct pa_11_fp_reg_struct *));
static label_symbol_struct *pa_get_label PARAMS ((void));
+#ifdef OBJ_SOM
+static int log2 PARAMS ((int));
+static void pa_compiler PARAMS ((int));
+static void pa_align PARAMS ((int));
+static void pa_space PARAMS ((int));
+static void pa_spnum PARAMS ((int));
+static void pa_subspace PARAMS ((int));
static sd_chain_struct *create_new_space PARAMS ((char *, int, int,
int, int, int,
asection *, int));
subsegT));
static sd_chain_struct *pa_find_space_by_number PARAMS ((int));
static unsigned int pa_subspace_start PARAMS ((sd_chain_struct *, int));
+static sd_chain_struct *pa_parse_space_stmt PARAMS ((char *, int));
+static int pa_next_subseg PARAMS ((sd_chain_struct *));
+static void pa_spaces_begin PARAMS ((void));
+#endif
static void pa_ip PARAMS ((char *));
static void fix_new_hppa PARAMS ((fragS *, int, int, symbolS *,
long, expressionS *, int,
bfd_reloc_code_real_type,
- enum hppa_reloc_field_selector_type,
- int, long, char *));
+ enum hppa_reloc_field_selector_type_alt,
+ int, long, int *));
static int is_end_of_statement PARAMS ((void));
static int reg_name_search PARAMS ((char *));
static int pa_chk_field_selector PARAMS ((char **));
static int is_same_frag PARAMS ((fragS *, fragS *));
-static void pa_build_unwind_subspace PARAMS ((struct call_info *));
static void process_exit PARAMS ((void));
-static sd_chain_struct *pa_parse_space_stmt PARAMS ((char *, int));
-static int log2 PARAMS ((int));
-static int pa_next_subseg PARAMS ((sd_chain_struct *));
static unsigned int pa_stringer_aux PARAMS ((char *));
-static void pa_spaces_begin PARAMS ((void));
+static fp_operand_format pa_parse_fp_cnv_format PARAMS ((char **s));
+static int pa_parse_ftest_gfx_completer PARAMS ((char **));
+
+#ifdef OBJ_ELF
static void hppa_elf_mark_end_of_function PARAMS ((void));
+static void pa_build_unwind_subspace PARAMS ((struct call_info *));
+#endif
/* File and gloally scoped variable declarations. */
+#ifdef OBJ_SOM
/* Root and final entry in the space chain. */
static sd_chain_struct *space_dict_root;
static sd_chain_struct *space_dict_last;
/* The current space and subspace. */
static sd_chain_struct *current_space;
static ssd_chain_struct *current_subspace;
+#endif
/* Root of the call_info chain. */
static struct call_info *call_info_root;
/* The last call description (for actual calls). */
static struct call_desc last_call_desc;
-/* Relaxation isn't supported for the PA yet. */
-const relax_typeS md_relax_table[] =
-{0};
-
-/* Jumps are always the same size -- one instruction. */
-int md_short_jump_size = 4;
-int md_long_jump_size = 4;
-
/* handle of the OPCODE hash table */
static struct hash_control *op_hash = NULL;
{
/* align pseudo-ops on the PA specify the actual alignment requested,
not the log2 of the requested alignment. */
+#ifdef OBJ_SOM
+ {"align", pa_align, 8},
+#endif
+#ifdef OBJ_ELF
{"align", s_align_bytes, 8},
+#endif
+ {"begin_brtab", pa_brtab, 1},
+ {"begin_try", pa_try, 1},
{"block", pa_block, 1},
{"blockz", pa_block, 0},
{"byte", pa_cons, 1},
{"callinfo", pa_callinfo, 0},
{"code", pa_code, 0},
{"comm", pa_comm, 0},
+#ifdef OBJ_SOM
+ {"compiler", pa_compiler, 0},
+#endif
{"copyright", pa_copyright, 0},
{"data", pa_data, 0},
{"double", pa_float_cons, 'd'},
+ {"dword", pa_cons, 8},
{"end", pa_end, 0},
+ {"end_brtab", pa_brtab, 0},
+ {"end_try", pa_try, 0},
{"enter", pa_enter, 0},
{"entry", pa_entry, 0},
{"equ", pa_equ, 0},
{"exit", pa_exit, 0},
{"export", pa_export, 0},
+#ifdef OBJ_ELF
+ { "file", dwarf2_directive_file, 0 },
+#endif
{"fill", pa_fill, 0},
{"float", pa_float_cons, 'f'},
{"half", pa_cons, 2},
{"label", pa_label, 0},
{"lcomm", pa_lcomm, 0},
{"leave", pa_leave, 0},
+ {"level", pa_level, 0},
+#ifdef OBJ_ELF
+ { "loc", dwarf2_directive_loc, 0 },
+#endif
{"long", pa_cons, 4},
{"lsym", pa_lsym, 0},
+#ifdef OBJ_SOM
+ {"nsubspa", pa_subspace, 1},
+#endif
{"octa", pa_cons, 16},
{"org", pa_origin, 0},
{"origin", pa_origin, 0},
{"reg", pa_equ, 1},
{"short", pa_cons, 2},
{"single", pa_float_cons, 'f'},
+#ifdef OBJ_SOM
{"space", pa_space, 0},
{"spnum", pa_spnum, 0},
+#endif
{"string", pa_stringer, 0},
{"stringz", pa_stringer, 1},
+#ifdef OBJ_SOM
{"subspa", pa_subspace, 0},
+#endif
{"text", pa_text, 0},
{"version", pa_version, 0},
{"word", pa_cons, 4},
first line of the input file. This is because the compiler outputs
#NO_APP at the beginning of its output.
- Also note that '/*' will always start a comment. */
+ Also note that C style comments will always work. */
const char line_comment_chars[] = "#";
/* This array holds the characters which act as line separators. */
const char EXP_CHARS[] = "eE";
/* Chars that mean this number is a floating point constant.
- As in 0f12.456 or 0d1.2345e12.
+ As in 0f12.456 or 0d1.2345e12.
- Be aware that MAXIMUM_NUMBER_OF_CHARS_FOR_FLOAT may have to be
+ Be aware that MAXIMUM_NUMBER_OF_CHARS_FOR_FLOAT may have to be
changed in read.c. Ideally it shouldn't hae to know abou it at
all, but nothing is ideal around here. */
const char FLT_CHARS[] = "rRsSfFdDxXpP";
/* Holds the last field selector. */
static int hppa_field_selector;
+/* Nonzero when strict syntax checking is enabled. Zero otherwise.
+
+ Each opcode in the table has a flag which indicates whether or not
+ strict syntax checking should be enabled for that instruction. */
+static int strict = 0;
+
+#ifdef OBJ_SOM
/* A dummy bfd symbol so that all relocations have symbols of some kind. */
static symbolS *dummy_symbol;
+#endif
/* Nonzero if errors are to be printed. */
static int print_errors = 1;
/* List of registers that are pre-defined:
Each general register has one predefined name of the form
- %r<REGNUM> which has the value <REGNUM>.
+ %r<REGNUM> which has the value <REGNUM>.
Space and control registers are handled in a similar manner,
- but use %sr<REGNUM> and %cr<REGNUM> as their predefined names.
+ but use %sr<REGNUM> and %cr<REGNUM> as their predefined names.
Likewise for the floating point registers, but of the form
%fr<REGNUM>. Floating point registers have additional predefined
%r2 has %rp as a synonym
Almost every control register has a synonym; they are not listed
- here for brevity.
+ here for brevity.
The table is sorted. Suitable for searching by a binary search. */
};
/* This table is sorted by order of the length of the string. This is
- so we check for <> before we check for <. If we had a <> and checked
+ so we check for <> before we check for <. If we had a <> and checked
for < first, we would get a false match. */
static const struct fp_cond_map fp_cond_map[] =
{
{"lr", e_lrsel},
{"ls", e_lssel},
{"lt", e_ltsel},
+ {"ltp", e_ltpsel},
+ {"n", e_nsel},
+ {"nl", e_nlsel},
+ {"nlr", e_nlrsel},
{"p", e_psel},
{"r", e_rsel},
{"rd", e_rdsel},
{"rr", e_rrsel},
{"rs", e_rssel},
{"rt", e_rtsel},
+ {"rtp", e_rtpsel},
{"t", e_tsel},
};
+#ifdef OBJ_SOM
/* default space and subspace dictionaries */
#define GDB_SYMBOLS GDB_SYMBOLS_SUBSPACE_NAME
/* pre-defined subsegments (subspaces) for the HPPA. */
#define SUBSEG_CODE 0
-#define SUBSEG_DATA 0
#define SUBSEG_LIT 1
+#define SUBSEG_MILLI 2
+#define SUBSEG_DATA 0
#define SUBSEG_BSS 2
#define SUBSEG_UNWIND 3
#define SUBSEG_GDB_STRINGS 0
static struct default_subspace_dict pa_def_subspaces[] =
{
- {"$CODE$", 1, 1, 1, 0, 0, 0, 24, 0x2c, 0, 8, 0, 0, ".text", SUBSEG_CODE},
- {"$DATA$", 1, 1, 0, 0, 0, 0, 24, 0x1f, 1, 8, 1, 1, ".data", SUBSEG_DATA},
- {"$LIT$", 1, 1, 0, 0, 0, 0, 16, 0x2c, 0, 8, 0, 0, ".text", SUBSEG_LIT},
- {"$BSS$", 1, 1, 0, 0, 0, 1, 80, 0x1f, 1, 8, 1, 1, ".bss", SUBSEG_BSS},
-#ifdef OBJ_ELF
- {"$UNWIND$", 1, 1, 0, 0, 0, 0, 64, 0x2c, 0, 4, 0, 0, ".PARISC.unwind", SUBSEG_UNWIND},
-#endif
+ {"$CODE$", 1, 1, 1, 0, 0, 0, 24, 0x2c, 0, 8, 0, 0, SUBSEG_CODE},
+ {"$DATA$", 1, 1, 0, 0, 0, 0, 24, 0x1f, 1, 8, 1, 1, SUBSEG_DATA},
+ {"$LIT$", 1, 1, 0, 0, 0, 0, 16, 0x2c, 0, 8, 0, 0, SUBSEG_LIT},
+ {"$MILLICODE$", 1, 1, 0, 0, 0, 0, 8, 0x2c, 0, 8, 0, 0, SUBSEG_MILLI},
+ {"$BSS$", 1, 1, 0, 0, 0, 1, 80, 0x1f, 1, 8, 1, 1, SUBSEG_BSS},
{NULL, 0, 1, 0, 0, 0, 0, 255, 0x1f, 0, 4, 0, 0, 0}
};
static struct default_space_dict pa_def_spaces[] =
{
- {"$TEXT$", 0, 1, 1, 0, 8, ASEC_NULL, ".text"},
- {"$PRIVATE$", 1, 1, 1, 1, 16, ASEC_NULL, ".data"},
- {NULL, 0, 0, 0, 0, 0, ASEC_NULL, NULL}
+ {"$TEXT$", 0, 1, 1, 0, 8, ASEC_NULL},
+ {"$PRIVATE$", 1, 1, 1, 1, 16, ASEC_NULL},
+ {NULL, 0, 0, 0, 0, 0, ASEC_NULL}
};
/* Misc local definitions used by the assembler. */
-/* Return nonzero if the string pointed to by S potentially represents
- a right or left half of a FP register */
-#define IS_R_SELECT(S) (*(S) == 'R' || *(S) == 'r')
-#define IS_L_SELECT(S) (*(S) == 'L' || *(S) == 'l')
-
/* These macros are used to maintain spaces/subspaces. */
#define SPACE_DEFINED(space_chain) (space_chain)->sd_defined
#define SPACE_USER_DEFINED(space_chain) (space_chain)->sd_user_defined
#define SUBSPACE_DEFINED(ss_chain) (ss_chain)->ssd_defined
#define SUBSPACE_NAME(ss_chain) (ss_chain)->ssd_name
+#endif
+
+/* Return nonzero if the string pointed to by S potentially represents
+ a right or left half of a FP register */
+#define IS_R_SELECT(S) (*(S) == 'R' || *(S) == 'r')
+#define IS_L_SELECT(S) (*(S) == 'L' || *(S) == 'l')
/* Insert FIELD into OPCODE starting at bit START. Continue pa_ip
main loop after insertion. */
continue; \
}
-/* Simple range checking for FIELD againt HIGH and LOW bounds.
+/* Simple range checking for FIELD againt HIGH and LOW bounds.
IGNORE is used to suppress the error message. */
#define CHECK_FIELD(FIELD, HIGH, LOW, IGNORE) \
if ((FIELD) > (HIGH) || (FIELD) < (LOW)) \
{ \
if (! IGNORE) \
- as_bad ("Field out of range [%d..%d] (%d).", (LOW), (HIGH), \
+ as_bad (_("Field out of range [%d..%d] (%d)."), (LOW), (HIGH), \
+ (int) (FIELD));\
+ break; \
+ } \
+ }
+
+/* Simple alignment checking for FIELD againt ALIGN (a power of two).
+ IGNORE is used to suppress the error message. */
+
+#define CHECK_ALIGN(FIELD, ALIGN, IGNORE) \
+ { \
+ if ((FIELD) & ((ALIGN) - 1)) \
+ { \
+ if (! IGNORE) \
+ as_bad (_("Field not properly aligned [%d] (%d)."), (ALIGN), \
(int) (FIELD));\
break; \
} \
#define is_DP_relative(exp) \
((exp).X_op == O_subtract \
- && strcmp((exp).X_op_symbol->bsym->name, "$global$") == 0)
+ && strcmp (S_GET_NAME ((exp).X_op_symbol), "$global$") == 0)
#define is_PC_relative(exp) \
((exp).X_op == O_subtract \
- && strcmp((exp).X_op_symbol->bsym->name, "$PIC_pcrel$0") == 0)
+ && strcmp (S_GET_NAME ((exp).X_op_symbol), "$PIC_pcrel$0") == 0)
/* We need some complex handling for stabs (sym1 - sym2). Luckily, we'll
always be able to reduce the expression to a constant, so we don't
/* Actual functions to implement the PA specific code for the assembler. */
+/* Called before writing the object file. Make sure entry/exit and
+ proc/procend pairs match. */
+
+void
+pa_check_eof ()
+{
+ if (within_entry_exit)
+ as_fatal (_("Missing .exit\n"));
+
+ if (within_procedure)
+ as_fatal (_("Missing .procend\n"));
+}
+
/* Returns a pointer to the label_symbol_struct for the current space.
or NULL if no label_symbol_struct exists for the current space. */
pa_get_label ()
{
label_symbol_struct *label_chain;
- sd_chain_struct *space_chain = current_space;
for (label_chain = label_symbols_rootp;
label_chain;
label_chain = label_chain->lss_next)
- if (space_chain == label_chain->lss_space && label_chain->lss_label)
+ {
+#ifdef OBJ_SOM
+ if (current_space == label_chain->lss_space && label_chain->lss_label)
return label_chain;
+#endif
+#ifdef OBJ_ELF
+ if (now_seg == label_chain->lss_segment && label_chain->lss_label)
+ return label_chain;
+#endif
+ }
return NULL;
}
symbolS *symbol;
{
label_symbol_struct *label_chain = pa_get_label ();
- sd_chain_struct *space_chain = current_space;
if (label_chain)
label_chain->lss_label = symbol;
label_chain
= (label_symbol_struct *) xmalloc (sizeof (label_symbol_struct));
label_chain->lss_label = symbol;
- label_chain->lss_space = space_chain;
+#ifdef OBJ_SOM
+ label_chain->lss_space = current_space;
+#endif
+#ifdef OBJ_ELF
+ label_chain->lss_segment = now_seg;
+#endif
label_chain->lss_next = NULL;
if (label_symbols_rootp)
{
label_symbol_struct *label_chain;
label_symbol_struct *prev_label_chain = NULL;
- sd_chain_struct *space_chain = current_space;
for (label_chain = label_symbols_rootp;
label_chain;
label_chain = label_chain->lss_next)
{
- if (space_chain == label_chain->lss_space && label_chain->lss_label)
+ if (1
+#ifdef OBJ_SOM
+ && current_space == label_chain->lss_space && label_chain->lss_label
+#endif
+#ifdef OBJ_ELF
+ && now_seg == label_chain->lss_segment && label_chain->lss_label
+#endif
+ )
{
/* Remove the label from the chain and free its memory. */
if (prev_label_chain)
code needs to keep track of some extra stuff. Each call to fix_new_hppa
results in the creation of an instance of an hppa_fix_struct. An
hppa_fix_struct stores the extra information along with a pointer to the
- original fixS. This is attached to the original fixup via the
+ original fixS. This is attached to the original fixup via the
tc_fix_data field. */
static void
fix_new_hppa (frag, where, size, add_symbol, offset, exp, pcrel,
- r_type, r_field, r_format, arg_reloc, unwind_desc)
+ r_type, r_field, r_format, arg_reloc, unwind_bits)
fragS *frag;
int where;
int size;
expressionS *exp;
int pcrel;
bfd_reloc_code_real_type r_type;
- enum hppa_reloc_field_selector_type r_field;
+ enum hppa_reloc_field_selector_type_alt r_field;
int r_format;
long arg_reloc;
- char *unwind_desc;
+ int* unwind_bits ATTRIBUTE_UNUSED;
{
fixS *new_fix;
hppa_fix->fx_r_format = r_format;
hppa_fix->fx_arg_reloc = arg_reloc;
hppa_fix->segment = now_seg;
- if (unwind_desc)
- {
- bcopy (unwind_desc, hppa_fix->fx_unwind, 8);
-
- /* If necessary call BFD backend function to attach the
- unwind bits to the target dependent parts of a BFD symbol.
- Yuk. */
-#ifdef obj_attach_unwind_info
- obj_attach_unwind_info (add_symbol->bsym, unwind_desc);
+#ifdef OBJ_SOM
+ if (r_type == R_ENTRY || r_type == R_EXIT)
+ new_fix->fx_offset = *unwind_bits;
#endif
- }
/* foo-$global$ is used to access non-automatic storage. $global$
is really just a marker and has served its purpose, so eliminate
rel_type = R_HPPA;
if (hppa_field_selector != e_psel && hppa_field_selector != e_fsel)
- as_warn ("Invalid field selector. Assuming F%%.");
+ as_warn (_("Invalid field selector. Assuming F%%."));
fix_new_hppa (frag, where, size,
(symbolS *) NULL, (offsetT) 0, exp, 0, rel_type,
- hppa_field_selector, 32, 0, (char *) 0);
+ hppa_field_selector, size * 8, 0, NULL);
/* Reset field selector to its default state. */
hppa_field_selector = 0;
last_call_info = NULL;
call_info_root = NULL;
+ /* Set the default machine type. */
+ if (!bfd_set_arch_mach (stdoutput, bfd_arch_hppa, 10))
+ as_warn (_("could not set architecture and machine"));
+
/* Folding of text and data segments fails miserably on the PA.
Warn user and disable "-R" option. */
if (flag_readonly_data_in_text)
{
- as_warn ("-R option not supported on this target.");
+ as_warn (_("-R option not supported on this target."));
flag_readonly_data_in_text = 0;
}
+#ifdef OBJ_SOM
pa_spaces_begin ();
+#endif
op_hash = hash_new ();
retval = hash_insert (op_hash, name, (struct pa_opcode *) &pa_opcodes[i]);
if (retval != NULL && *retval != '\0')
{
- as_fatal ("Internal error: can't hash `%s': %s\n", name, retval);
+ as_fatal (_("Internal error: can't hash `%s': %s\n"), name, retval);
lose = 1;
}
do
if ((pa_opcodes[i].match & pa_opcodes[i].mask)
!= pa_opcodes[i].match)
{
- fprintf (stderr, "internal error: losing opcode: `%s' \"%s\"\n",
+ fprintf (stderr, _("internal error: losing opcode: `%s' \"%s\"\n"),
pa_opcodes[i].name, pa_opcodes[i].args);
lose = 1;
}
}
if (lose)
- as_fatal ("Broken assembler. No assembly attempted.");
+ as_fatal (_("Broken assembler. No assembly attempted."));
+#ifdef OBJ_SOM
/* SOM will change text_section. To make sure we never put
anything into the old one switch to the new one now. */
subseg_set (text_section, 0);
+#endif
+#ifdef OBJ_SOM
dummy_symbol = symbol_find_or_make ("L$dummy");
S_SET_SEGMENT (dummy_symbol, text_section);
+ /* Force the symbol to be converted to a real symbol. */
+ (void) symbol_get_bfdsym (dummy_symbol);
+#endif
}
/* Assemble a single instruction storing it into a frag. */
/* If we are within a procedure definition, make sure we've
defined a label for the procedure; handle case where the
- label was defined after the .PROC directive.
+ label was defined after the .PROC directive.
Note there's not need to diddle with the segment or fragment
for the label symbol in this case. We have already switched
if (label_symbol->lss_label)
{
last_call_info->start_symbol = label_symbol->lss_label;
- label_symbol->lss_label->bsym->flags |= BSF_FUNCTION;
+ symbol_get_bfdsym (label_symbol->lss_label)->flags
+ |= BSF_FUNCTION;
#ifdef OBJ_SOM
/* Also handle allocation of a fixup to hold the unwind
information when the label appears after the proc/procend. */
char *where = frag_more (0);
fix_new_hppa (frag_now, where - frag_now->fr_literal, 0,
- last_call_info->start_symbol, (offsetT) 0, NULL,
+ NULL, (offsetT) 0, NULL,
0, R_HPPA_ENTRY, e_fsel, 0, 0,
- (char *) &last_call_info->ci_unwind.descriptor);
+ (int *)&last_call_info->ci_unwind.descriptor);
}
#endif
}
else
- as_bad ("Missing function name for .PROC (corrupted label chain)");
+ as_bad (_("Missing function name for .PROC (corrupted label chain)"));
}
else
- as_bad ("Missing function name for .PROC");
+ as_bad (_("Missing function name for .PROC"));
}
/* Assemble the instruction. Results are saved into "the_insn". */
(offsetT) 0, &the_insn.exp, the_insn.pcrel,
the_insn.reloc, the_insn.field_selector,
the_insn.format, the_insn.arg_reloc, NULL);
+
+#ifdef OBJ_ELF
+ if (debug_type == DEBUG_DWARF2)
+ {
+ bfd_vma addr;
+
+ /* First update the notion of the current source line. */
+ dwarf2_where (&debug_line);
+
+ /* We want the offset of the start of this instruction within the
+ the current frag. */
+ addr = frag_now->fr_address + frag_now_fix () - 4;
+
+ /* And record the information. */
+ dwarf2_gen_line_info (addr, &debug_line);
+ }
+#endif
}
/* Do the real work for assembling a single instruction. Store results
unsigned long opcode;
struct pa_opcode *insn;
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
+ /* Convert everything up to the first whitespace character into lower
+ case. */
+ for (s = str; *s != ' ' && *s != '\t' && *s != '\n' && *s != '\0'; s++)
+ if (isupper (*s))
+ *s = tolower (*s);
+
/* Skip to something interesting. */
for (s = str; isupper (*s) || islower (*s) || (*s >= '0' && *s <= '3'); ++s)
;
break;
default:
- as_bad ("Unknown opcode: `%s'", str);
- exit (1);
+ as_fatal (_("Unknown opcode: `%s'"), str);
}
save_s = str;
- /* Convert everything into lower case. */
- while (*save_s)
- {
- if (isupper (*save_s))
- *save_s = tolower (*save_s);
- save_s++;
- }
-
/* Look up the opcode in the has table. */
if ((insn = (struct pa_opcode *) hash_find (op_hash, str)) == NULL)
{
{
/* Do some initialization. */
opcode = insn->match;
- bzero (&the_insn, sizeof (the_insn));
+ strict = (insn->flags & FLAG_STRICT);
+ memset (&the_insn, 0, sizeof (the_insn));
the_insn.reloc = R_HPPA_NONE;
+ /* If this instruction is specific to a particular architecture,
+ then set a new architecture. */
+ /* But do not automatically promote to pa2.0. The automatic promotion
+ crud is for compatability with HP's old assemblers only. */
+ if (insn->arch < 20
+ && bfd_get_mach (stdoutput) < insn->arch)
+ {
+ if (!bfd_set_arch_mach (stdoutput, bfd_arch_hppa, insn->arch))
+ as_warn (_("could not update architecture and machine"));
+ }
+ else if (bfd_get_mach (stdoutput) < insn->arch)
+ {
+ match = FALSE;
+ goto failed;
+ }
+
/* Build the opcode, checking as we go to make
sure that the operands match. */
for (args = insn->args;; ++args)
{
+ /* Absorb white space in instruction. */
+ while (*s == ' ' || *s == '\t')
+ s++;
+
switch (*args)
{
/* Handle a 5 bit register or control register field at 10. */
case 'b':
case '^':
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
num = pa_parse_number (&s, 0);
CHECK_FIELD (num, 31, 0, 0);
INSERT_FIELD_AND_CONTINUE (opcode, num, 21);
+ /* Handle %sar or %cr11. No bits get set, we just verify that it
+ is there. */
+ case '!':
+ /* Skip whitespace before register. */
+ while (*s == ' ' || *s == '\t')
+ s = s + 1;
+
+ if (!strncasecmp(s, "%sar", 4))
+ {
+ s += 4;
+ continue;
+ }
+ else if (!strncasecmp(s, "%cr11", 5))
+ {
+ s += 5;
+ continue;
+ }
+ break;
+
/* Handle a 5 bit register field at 15. */
case 'x':
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
num = pa_parse_number (&s, 0);
CHECK_FIELD (num, 31, 0, 0);
INSERT_FIELD_AND_CONTINUE (opcode, num, 16);
/* Handle a 5 bit register field at 31. */
- case 'y':
case 't':
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
num = pa_parse_number (&s, 0);
CHECK_FIELD (num, 31, 0, 0);
INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
+ /* Handle a 5 bit register field at 10 and 15. */
+ case 'a':
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ num = pa_parse_number (&s, 0);
+ CHECK_FIELD (num, 31, 0, 0);
+ opcode |= num << 16;
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 21);
+
/* Handle a 5 bit field length at 31. */
case 'T':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
CHECK_FIELD (num, 32, 1, 0);
INSERT_FIELD_AND_CONTINUE (opcode, 32 - num, 0);
/* Handle a 5 bit immediate at 15. */
case '5':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 15, -16, 0);
- low_sign_unext (num, 5, &num);
+ /* When in strict mode, we want to just reject this
+ match instead of giving an out of range error. */
+ CHECK_FIELD (num, 15, -16, strict);
+ num = low_sign_unext (num, 5);
INSERT_FIELD_AND_CONTINUE (opcode, num, 16);
/* Handle a 5 bit immediate at 31. */
case 'V':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 15, -16, 0)
- low_sign_unext (num, 5, &num);
+ /* When in strict mode, we want to just reject this
+ match instead of giving an out of range error. */
+ CHECK_FIELD (num, 15, -16, strict)
+ num = low_sign_unext (num, 5);
INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
/* Handle an unsigned 5 bit immediate at 31. */
case 'r':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
CHECK_FIELD (num, 31, 0, 0);
- INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, strict);
/* Handle an unsigned 5 bit immediate at 15. */
case 'R':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 31, 0, 0);
+ CHECK_FIELD (num, 31, 0, strict);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 16);
+
+ /* Handle an unsigned 10 bit immediate at 15. */
+ case 'U':
+ num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
+ s = expr_end;
+ CHECK_FIELD (num, 1023, 0, strict);
INSERT_FIELD_AND_CONTINUE (opcode, num, 16);
/* Handle a 2 bit space identifier at 17. */
case 's':
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
num = pa_parse_number (&s, 0);
CHECK_FIELD (num, 3, 0, 1);
INSERT_FIELD_AND_CONTINUE (opcode, num, 14);
/* Handle a 3 bit space identifier at 18. */
case 'S':
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
num = pa_parse_number (&s, 0);
CHECK_FIELD (num, 7, 0, 1);
- dis_assemble_3 (num, &num);
- INSERT_FIELD_AND_CONTINUE (opcode, num, 13);
+ opcode = re_assemble_3 (opcode, num);
+ continue;
- /* Handle a completer for an indexing load or store. */
+ /* Handle all completers. */
case 'c':
- {
- int uu = 0;
- int m = 0;
- int i = 0;
- while (*s == ',' && i < 2)
+ switch (*++args)
+ {
+
+ /* Handle a completer for an indexing load or store. */
+ case 'x':
{
- s++;
- if (strncasecmp (s, "sm", 2) == 0)
+ int uu = 0;
+ int m = 0;
+ int i = 0;
+ while (*s == ',' && i < 2)
{
- uu = 1;
- m = 1;
+ s++;
+ if (strncasecmp (s, "sm", 2) == 0)
+ {
+ uu = 1;
+ m = 1;
+ s++;
+ i++;
+ }
+ else if (strncasecmp (s, "m", 1) == 0)
+ m = 1;
+ else if ((strncasecmp (s, "s ", 2) == 0)
+ || (strncasecmp (s, "s,", 2) == 0))
+ uu = 1;
+ /* When in strict mode this is a match failure. */
+ else if (strict)
+ {
+ s--;
+ break;
+ }
+ else
+ as_bad (_("Invalid Indexed Load Completer."));
s++;
i++;
}
- else if (strncasecmp (s, "m", 1) == 0)
- m = 1;
- else if (strncasecmp (s, "s", 1) == 0)
- uu = 1;
- else
- as_bad ("Invalid Indexed Load Completer.");
- s++;
- i++;
+ if (i > 2)
+ as_bad (_("Invalid Indexed Load Completer Syntax."));
+ opcode |= m << 5;
+ INSERT_FIELD_AND_CONTINUE (opcode, uu, 13);
}
- if (i > 2)
- as_bad ("Invalid Indexed Load Completer Syntax.");
- opcode |= m << 5;
- INSERT_FIELD_AND_CONTINUE (opcode, uu, 13);
- }
- /* Handle a short load/store completer. */
- case 'C':
- {
- int a = 0;
- int m = 0;
- if (*s == ',')
+ /* Handle a short load/store completer. */
+ case 'm':
+ case 'q':
+ case 'J':
+ case 'e':
{
- s++;
- if (strncasecmp (s, "ma", 2) == 0)
+ int a = 0;
+ int m = 0;
+ if (*s == ',')
+ {
+ int found = 0;
+ s++;
+ if (strncasecmp (s, "ma", 2) == 0)
+ {
+ a = 0;
+ m = 1;
+ found = 1;
+ }
+ else if (strncasecmp (s, "mb", 2) == 0)
+ {
+ a = 1;
+ m = 1;
+ found = 1;
+ }
+
+ /* When in strict mode, pass through for cache op. */
+ if (!found && strict)
+ s--;
+ else
+ {
+ if (!found)
+ as_bad (_("Invalid Short Load/Store Completer."));
+ s += 2;
+ }
+ }
+ /* If we did not get a ma/mb completer, then we do not
+ consider this a positive match for 'ce'. */
+ else if (*args == 'e')
+ break;
+
+ /* 'J', 'm' and 'q' are the same, except for where they
+ encode the before/after field. */
+ if (*args == 'm')
{
- a = 0;
- m = 1;
+ opcode |= m << 5;
+ INSERT_FIELD_AND_CONTINUE (opcode, a, 13);
}
- else if (strncasecmp (s, "mb", 2) == 0)
+ else if (*args == 'q')
{
- a = 1;
- m = 1;
+ opcode |= m << 3;
+ INSERT_FIELD_AND_CONTINUE (opcode, a, 2);
+ }
+ else if (*args == 'J')
+ {
+ /* M bit is explicit in the major opcode. */
+ INSERT_FIELD_AND_CONTINUE (opcode, a, 2);
+ }
+ else if (*args == 'e')
+ {
+ /* Gross! Hide these values in the immediate field
+ of the instruction, then pull them out later. */
+ opcode |= m << 8;
+ opcode |= a << 9;
+ continue;
}
- else
- as_bad ("Invalid Short Load/Store Completer.");
- s += 2;
}
- opcode |= m << 5;
- INSERT_FIELD_AND_CONTINUE (opcode, a, 13);
- }
- /* Handle a stbys completer. */
- case 'Y':
- {
- int a = 0;
- int m = 0;
- int i = 0;
- while (*s == ',' && i < 2)
+ /* Handle a stbys completer. */
+ case 's':
{
- s++;
- if (strncasecmp (s, "m", 1) == 0)
- m = 1;
- else if (strncasecmp (s, "b", 1) == 0)
- a = 0;
- else if (strncasecmp (s, "e", 1) == 0)
- a = 1;
- else
- as_bad ("Invalid Store Bytes Short Completer");
- s++;
- i++;
+ int a = 0;
+ int m = 0;
+ int i = 0;
+ while (*s == ',' && i < 2)
+ {
+ s++;
+ if (strncasecmp (s, "m", 1) == 0)
+ m = 1;
+ else if ((strncasecmp (s, "b ", 2) == 0)
+ || (strncasecmp (s, "b,", 2) == 0))
+ a = 0;
+ else if (strncasecmp (s, "e", 1) == 0)
+ a = 1;
+ /* When in strict mode this is a match failure. */
+ else if (strict)
+ {
+ s--;
+ break;
+ }
+ else
+ as_bad (_("Invalid Store Bytes Short Completer"));
+ s++;
+ i++;
+ }
+ if (i > 2)
+ as_bad (_("Invalid Store Bytes Short Completer"));
+ opcode |= m << 5;
+ INSERT_FIELD_AND_CONTINUE (opcode, a, 13);
}
- if (i > 2)
- as_bad ("Invalid Store Bytes Short Completer");
- opcode |= m << 5;
- INSERT_FIELD_AND_CONTINUE (opcode, a, 13);
- }
- /* Handle a non-negated compare/stubtract condition. */
- case '<':
- cmpltr = pa_parse_nonneg_cmpsub_cmpltr (&s, 1);
- if (cmpltr < 0)
- {
- as_bad ("Invalid Compare/Subtract Condition: %c", *s);
+ /* Handle load cache hint completer. */
+ case 'c':
cmpltr = 0;
- }
- INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
-
- /* Handle a negated or non-negated compare/subtract condition. */
- case '?':
- save_s = s;
- cmpltr = pa_parse_nonneg_cmpsub_cmpltr (&s, 1);
- if (cmpltr < 0)
- {
- s = save_s;
- cmpltr = pa_parse_neg_cmpsub_cmpltr (&s, 1);
- if (cmpltr < 0)
+ if (!strncmp(s, ",sl", 3))
{
- as_bad ("Invalid Compare/Subtract Condition.");
- cmpltr = 0;
+ s += 3;
+ cmpltr = 2;
}
- else
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 10);
+
+ /* Handle store cache hint completer. */
+ case 'C':
+ cmpltr = 0;
+ if (!strncmp(s, ",sl", 3))
{
- /* Negated condition requires an opcode change. */
- opcode |= 1 << 27;
- }
- }
- INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
-
- /* Handle non-negated add condition. */
- case '!':
- cmpltr = pa_parse_nonneg_add_cmpltr (&s, 1);
- if (cmpltr < 0)
- {
- as_bad ("Invalid Compare/Subtract Condition: %c", *s);
- cmpltr = 0;
- }
- INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
-
- /* Handle a negated or non-negated add condition. */
- case '@':
- save_s = s;
- cmpltr = pa_parse_nonneg_add_cmpltr (&s, 1);
- if (cmpltr < 0)
- {
- s = save_s;
- cmpltr = pa_parse_neg_add_cmpltr (&s, 1);
- if (cmpltr < 0)
- {
- as_bad ("Invalid Compare/Subtract Condition");
- cmpltr = 0;
+ s += 3;
+ cmpltr = 2;
}
- else
+ else if (!strncmp(s, ",bc", 3))
{
- /* Negated condition requires an opcode change. */
- opcode |= 1 << 27;
+ s += 3;
+ cmpltr = 1;
}
- }
- INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 10);
- /* Handle a compare/subtract condition. */
- case 'a':
- cmpltr = 0;
- flag = 0;
- save_s = s;
- if (*s == ',')
- {
- cmpltr = pa_parse_nonneg_cmpsub_cmpltr (&s, 0);
- if (cmpltr < 0)
+ /* Handle load and clear cache hint completer. */
+ case 'd':
+ cmpltr = 0;
+ if (!strncmp(s, ",co", 3))
{
- flag = 1;
- s = save_s;
- cmpltr = pa_parse_neg_cmpsub_cmpltr (&s, 0);
- if (cmpltr < 0)
- {
- as_bad ("Invalid Compare/Subtract Condition");
- }
+ s += 3;
+ cmpltr = 1;
}
- }
- opcode |= cmpltr << 13;
- INSERT_FIELD_AND_CONTINUE (opcode, flag, 12);
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 10);
- /* Handle a non-negated add condition. */
- case 'd':
- cmpltr = 0;
- nullif = 0;
- flag = 0;
- if (*s == ',')
- {
- s++;
- name = s;
- while (*s != ',' && *s != ' ' && *s != '\t')
- s += 1;
- c = *s;
- *s = 0x00;
- if (strcmp (name, "=") == 0)
- cmpltr = 1;
- else if (strcmp (name, "<") == 0)
- cmpltr = 2;
- else if (strcmp (name, "<=") == 0)
- cmpltr = 3;
- else if (strcasecmp (name, "nuv") == 0)
- cmpltr = 4;
- else if (strcasecmp (name, "znv") == 0)
- cmpltr = 5;
- else if (strcasecmp (name, "sv") == 0)
- cmpltr = 6;
- else if (strcasecmp (name, "od") == 0)
- cmpltr = 7;
- else if (strcasecmp (name, "n") == 0)
- nullif = 1;
- else if (strcasecmp (name, "tr") == 0)
+ /* Handle load ordering completer. */
+ case 'o':
+ if (strncmp(s, ",o", 2) != 0)
+ break;
+ s += 2;
+ continue;
+
+ /* Handle a branch gate completer. */
+ case 'g':
+ if (strncasecmp (s, ",gate", 5) != 0)
+ break;
+ s += 5;
+ continue;
+
+ /* Handle a branch link and push completer. */
+ case 'p':
+ if (strncasecmp (s, ",l,push", 7) != 0)
+ break;
+ s += 7;
+ continue;
+
+ /* Handle a branch link completer. */
+ case 'l':
+ if (strncasecmp (s, ",l", 2) != 0)
+ break;
+ s += 2;
+ continue;
+
+ /* Handle a branch pop completer. */
+ case 'P':
+ if (strncasecmp (s, ",pop", 4) != 0)
+ break;
+ s += 4;
+ continue;
+
+ /* Handle a local processor completer. */
+ case 'L':
+ if (strncasecmp (s, ",l", 2) != 0)
+ break;
+ s += 2;
+ continue;
+
+ /* Handle a PROBE read/write completer. */
+ case 'w':
+ flag = 0;
+ if (!strncasecmp (s, ",w", 2))
{
- cmpltr = 0;
flag = 1;
+ s += 2;
}
- else if (strcmp (name, "<>") == 0)
+ else if (!strncasecmp (s, ",r", 2))
{
- cmpltr = 1;
- flag = 1;
+ flag = 0;
+ s += 2;
}
- else if (strcmp (name, ">=") == 0)
+
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 6);
+
+ /* Handle MFCTL wide completer. */
+ case 'W':
+ if (strncasecmp (s, ",w", 2) != 0)
+ break;
+ s += 2;
+ continue;
+
+ /* Handle an RFI restore completer. */
+ case 'r':
+ flag = 0;
+ if (!strncasecmp (s, ",r", 2))
{
- cmpltr = 2;
- flag = 1;
+ flag = 5;
+ s += 2;
}
- else if (strcmp (name, ">") == 0)
+
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 5);
+
+ /* Handle a system control completer. */
+ case 'Z':
+ if (*s == ',' && (*(s + 1) == 'm' || *(s + 1) == 'M'))
{
- cmpltr = 3;
flag = 1;
+ s += 2;
}
- else if (strcasecmp (name, "uv") == 0)
+ else
+ flag = 0;
+
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 5);
+
+ /* Handle intermediate/final completer for DCOR. */
+ case 'i':
+ flag = 0;
+ if (!strncasecmp (s, ",i", 2))
{
- cmpltr = 4;
flag = 1;
+ s += 2;
}
- else if (strcasecmp (name, "vnz") == 0)
+
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 6);
+
+ /* Handle zero/sign extension completer. */
+ case 'z':
+ flag = 1;
+ if (!strncasecmp (s, ",z", 2))
{
- cmpltr = 5;
- flag = 1;
+ flag = 0;
+ s += 2;
}
- else if (strcasecmp (name, "nsv") == 0)
+
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 10);
+
+ /* Handle add completer. */
+ case 'a':
+ flag = 1;
+ if (!strncasecmp (s, ",l", 2))
{
- cmpltr = 6;
- flag = 1;
+ flag = 2;
+ s += 2;
}
- else if (strcasecmp (name, "ev") == 0)
+ else if (!strncasecmp (s, ",tsv", 4))
{
- cmpltr = 7;
- flag = 1;
+ flag = 3;
+ s += 4;
}
- else
- as_bad ("Invalid Add Condition: %s", name);
- *s = c;
- }
- nullif = pa_parse_nullif (&s);
- opcode |= nullif << 1;
- opcode |= cmpltr << 13;
- INSERT_FIELD_AND_CONTINUE (opcode, flag, 12);
- /* HANDLE a logical instruction condition. */
- case '&':
- cmpltr = 0;
- flag = 0;
- if (*s == ',')
- {
- s++;
- name = s;
- while (*s != ',' && *s != ' ' && *s != '\t')
- s += 1;
- c = *s;
- *s = 0x00;
- if (strcmp (name, "=") == 0)
- cmpltr = 1;
- else if (strcmp (name, "<") == 0)
- cmpltr = 2;
- else if (strcmp (name, "<=") == 0)
- cmpltr = 3;
- else if (strcasecmp (name, "od") == 0)
- cmpltr = 7;
- else if (strcasecmp (name, "tr") == 0)
- {
- cmpltr = 0;
- flag = 1;
- }
- else if (strcmp (name, "<>") == 0)
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 10);
+
+ /* Handle 64 bit carry for ADD. */
+ case 'Y':
+ flag = 0;
+ if (!strncasecmp (s, ",dc,tsv", 7) ||
+ !strncasecmp (s, ",tsv,dc", 7))
{
- cmpltr = 1;
flag = 1;
+ s += 7;
}
- else if (strcmp (name, ">=") == 0)
+ else if (!strncasecmp (s, ",dc", 3))
{
- cmpltr = 2;
- flag = 1;
+ flag = 0;
+ s += 3;
}
- else if (strcmp (name, ">") == 0)
+ else
+ break;
+
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 11);
+
+ /* Handle 32 bit carry for ADD. */
+ case 'y':
+ flag = 0;
+ if (!strncasecmp (s, ",c,tsv", 6) ||
+ !strncasecmp (s, ",tsv,c", 6))
{
- cmpltr = 3;
flag = 1;
+ s += 6;
}
- else if (strcasecmp (name, "ev") == 0)
+ else if (!strncasecmp (s, ",c", 2))
{
- cmpltr = 7;
- flag = 1;
+ flag = 0;
+ s += 2;
}
else
- as_bad ("Invalid Logical Instruction Condition.");
- *s = c;
- }
- opcode |= cmpltr << 13;
- INSERT_FIELD_AND_CONTINUE (opcode, flag, 12);
+ break;
- /* Handle a unit instruction condition. */
- case 'U':
- cmpltr = 0;
- flag = 0;
- if (*s == ',')
- {
- s++;
- if (strncasecmp (s, "sbz", 3) == 0)
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 11);
+
+ /* Handle trap on signed overflow. */
+ case 'v':
+ flag = 0;
+ if (!strncasecmp (s, ",tsv", 4))
{
- cmpltr = 2;
- s += 3;
+ flag = 1;
+ s += 4;
}
- else if (strncasecmp (s, "shz", 3) == 0)
+
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 11);
+
+ /* Handle trap on condition and overflow. */
+ case 't':
+ flag = 0;
+ if (!strncasecmp (s, ",tc,tsv", 7) ||
+ !strncasecmp (s, ",tsv,tc", 7))
{
- cmpltr = 3;
- s += 3;
+ flag = 1;
+ s += 7;
}
- else if (strncasecmp (s, "sdc", 3) == 0)
+ else if (!strncasecmp (s, ",tc", 3))
{
- cmpltr = 4;
+ flag = 0;
s += 3;
}
- else if (strncasecmp (s, "sbc", 3) == 0)
+ else
+ break;
+
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 11);
+
+ /* Handle 64 bit borrow for SUB. */
+ case 'B':
+ flag = 0;
+ if (!strncasecmp (s, ",db,tsv", 7) ||
+ !strncasecmp (s, ",tsv,db", 7))
{
- cmpltr = 6;
- s += 3;
+ flag = 1;
+ s += 7;
}
- else if (strncasecmp (s, "shc", 3) == 0)
+ else if (!strncasecmp (s, ",db", 3))
{
- cmpltr = 7;
+ flag = 0;
s += 3;
}
- else if (strncasecmp (s, "tr", 2) == 0)
+ else
+ break;
+
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 11);
+
+ /* Handle 32 bit borrow for SUB. */
+ case 'b':
+ flag = 0;
+ if (!strncasecmp (s, ",b,tsv", 6) ||
+ !strncasecmp (s, ",tsv,b", 6))
{
- cmpltr = 0;
flag = 1;
- s += 2;
+ s += 6;
}
- else if (strncasecmp (s, "nbz", 3) == 0)
+ else if (!strncasecmp (s, ",b", 2))
{
- cmpltr = 2;
- flag = 1;
- s += 3;
- }
- else if (strncasecmp (s, "nhz", 3) == 0)
- {
- cmpltr = 3;
- flag = 1;
- s += 3;
+ flag = 0;
+ s += 2;
}
- else if (strncasecmp (s, "ndc", 3) == 0)
+ else
+ break;
+
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 11);
+
+ /* Handle trap condition completer for UADDCM. */
+ case 'T':
+ flag = 0;
+ if (!strncasecmp (s, ",tc", 3))
{
- cmpltr = 4;
flag = 1;
s += 3;
}
- else if (strncasecmp (s, "nbc", 3) == 0)
+
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 6);
+
+ /* Handle signed/unsigned at 21. */
+ case 'S':
+ {
+ int sign = 1;
+ if (strncasecmp (s, ",s", 2) == 0)
+ {
+ sign = 1;
+ s += 2;
+ }
+ else if (strncasecmp (s, ",u", 2) == 0)
+ {
+ sign = 0;
+ s += 2;
+ }
+
+ INSERT_FIELD_AND_CONTINUE (opcode, sign, 10);
+ }
+
+ /* Handle left/right combination at 17:18. */
+ case 'h':
+ if (*s++ == ',')
{
- cmpltr = 6;
- flag = 1;
- s += 3;
+ int lr = 0;
+ if (*s == 'r')
+ lr = 2;
+ else if (*s == 'l')
+ lr = 0;
+ else
+ as_bad(_("Invalid left/right combination completer"));
+
+ s++;
+ INSERT_FIELD_AND_CONTINUE (opcode, lr, 13);
}
- else if (strncasecmp (s, "nhc", 3) == 0)
+ else
+ as_bad(_("Invalid left/right combination completer"));
+ break;
+
+ /* Handle saturation at 24:25. */
+ case 'H':
+ {
+ int sat = 3;
+ if (strncasecmp (s, ",ss", 3) == 0)
+ {
+ sat = 1;
+ s += 3;
+ }
+ else if (strncasecmp (s, ",us", 3) == 0)
+ {
+ sat = 0;
+ s += 3;
+ }
+
+ INSERT_FIELD_AND_CONTINUE (opcode, sat, 6);
+ }
+
+ /* Handle permutation completer. */
+ case '*':
+ if (*s++ == ',')
{
- cmpltr = 7;
- flag = 1;
- s += 3;
+ int permloc[4];
+ int perm = 0;
+ int i = 0;
+ permloc[0] = 13;
+ permloc[1] = 10;
+ permloc[2] = 8;
+ permloc[3] = 6;
+ for (; i < 4; i++)
+ {
+ switch (*s++)
+ {
+ case '0':
+ perm = 0;
+ break;
+ case '1':
+ perm = 1;
+ break;
+ case '2':
+ perm = 2;
+ break;
+ case '3':
+ perm = 3;
+ break;
+ default:
+ as_bad(_("Invalid permutation completer"));
+ }
+ opcode |= perm << permloc[i];
+ }
+ continue;
}
else
- as_bad ("Invalid Logical Instruction Condition.");
+ as_bad(_("Invalid permutation completer"));
+ break;
+
+ default:
+ abort ();
+ }
+ break;
+
+ /* Handle all conditions. */
+ case '?':
+ {
+ args++;
+ switch (*args)
+ {
+ /* Handle FP compare conditions. */
+ case 'f':
+ cond = pa_parse_fp_cmp_cond (&s);
+ INSERT_FIELD_AND_CONTINUE (opcode, cond, 0);
+
+ /* Handle an add condition. */
+ case 'A':
+ case 'a':
+ cmpltr = 0;
+ flag = 0;
+ if (*s == ',')
+ {
+ s++;
+
+ /* 64 bit conditions. */
+ if (*args == 'A')
+ {
+ if (*s == '*')
+ s++;
+ else
+ break;
+ }
+ else if (*s == '*')
+ break;
+ name = s;
+
+ name = s;
+ while (*s != ',' && *s != ' ' && *s != '\t')
+ s += 1;
+ c = *s;
+ *s = 0x00;
+ if (strcmp (name, "=") == 0)
+ cmpltr = 1;
+ else if (strcmp (name, "<") == 0)
+ cmpltr = 2;
+ else if (strcmp (name, "<=") == 0)
+ cmpltr = 3;
+ else if (strcasecmp (name, "nuv") == 0)
+ cmpltr = 4;
+ else if (strcasecmp (name, "znv") == 0)
+ cmpltr = 5;
+ else if (strcasecmp (name, "sv") == 0)
+ cmpltr = 6;
+ else if (strcasecmp (name, "od") == 0)
+ cmpltr = 7;
+ else if (strcasecmp (name, "tr") == 0)
+ {
+ cmpltr = 0;
+ flag = 1;
+ }
+ else if (strcmp (name, "<>") == 0)
+ {
+ cmpltr = 1;
+ flag = 1;
+ }
+ else if (strcmp (name, ">=") == 0)
+ {
+ cmpltr = 2;
+ flag = 1;
+ }
+ else if (strcmp (name, ">") == 0)
+ {
+ cmpltr = 3;
+ flag = 1;
+ }
+ else if (strcasecmp (name, "uv") == 0)
+ {
+ cmpltr = 4;
+ flag = 1;
+ }
+ else if (strcasecmp (name, "vnz") == 0)
+ {
+ cmpltr = 5;
+ flag = 1;
+ }
+ else if (strcasecmp (name, "nsv") == 0)
+ {
+ cmpltr = 6;
+ flag = 1;
+ }
+ else if (strcasecmp (name, "ev") == 0)
+ {
+ cmpltr = 7;
+ flag = 1;
+ }
+ /* ",*" is a valid condition. */
+ else if (*args == 'a')
+ as_bad (_("Invalid Add Condition: %s"), name);
+ *s = c;
+ }
+ opcode |= cmpltr << 13;
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 12);
+
+ /* Handle non-negated add and branch condition. */
+ case 'd':
+ cmpltr = pa_parse_nonneg_add_cmpltr (&s, 1);
+ if (cmpltr < 0)
+ {
+ as_bad (_("Invalid Add and Branch Condition: %c"), *s);
+ cmpltr = 0;
+ }
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
+
+ /* Handle 64 bit wide-mode add and branch condition. */
+ case 'W':
+ cmpltr = pa_parse_addb_64_cmpltr (&s);
+ if (cmpltr < 0)
+ {
+ as_bad (_("Invalid Add and Branch Condition: %c"), *s);
+ cmpltr = 0;
+ }
+ else
+ {
+ /* Negated condition requires an opcode change. */
+ opcode |= (cmpltr & 8) << 24;
+ }
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr & 7, 13);
+
+ /* Handle a negated or non-negated add and branch
+ condition. */
+ case '@':
+ save_s = s;
+ cmpltr = pa_parse_nonneg_add_cmpltr (&s, 1);
+ if (cmpltr < 0)
+ {
+ s = save_s;
+ cmpltr = pa_parse_neg_add_cmpltr (&s, 1);
+ if (cmpltr < 0)
+ {
+ as_bad (_("Invalid Compare/Subtract Condition"));
+ cmpltr = 0;
+ }
+ else
+ {
+ /* Negated condition requires an opcode change. */
+ opcode |= 1 << 27;
+ }
+ }
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
+
+ /* Handle branch on bit conditions. */
+ case 'B':
+ case 'b':
+ cmpltr = 0;
+ if (*s == ',')
+ {
+ s++;
+
+ if (*args == 'B')
+ {
+ if (*s == '*')
+ s++;
+ else
+ break;
+ }
+ else if (*s == '*')
+ break;
+
+ if (strncmp (s, "<", 1) == 0)
+ {
+ cmpltr = 0;
+ s++;
+ }
+ else if (strncmp (s, ">=", 2) == 0)
+ {
+ cmpltr = 1;
+ s += 2;
+ }
+ else
+ as_bad (_("Invalid Bit Branch Condition: %c"), *s);
+ }
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 15);
+
+ /* Handle a compare/subtract condition. */
+ case 'S':
+ case 's':
+ cmpltr = 0;
+ flag = 0;
+ if (*s == ',')
+ {
+ s++;
+
+ /* 64 bit conditions. */
+ if (*args == 'S')
+ {
+ if (*s == '*')
+ s++;
+ else
+ break;
+ }
+ else if (*s == '*')
+ break;
+ name = s;
+
+ name = s;
+ while (*s != ',' && *s != ' ' && *s != '\t')
+ s += 1;
+ c = *s;
+ *s = 0x00;
+ if (strcmp (name, "=") == 0)
+ cmpltr = 1;
+ else if (strcmp (name, "<") == 0)
+ cmpltr = 2;
+ else if (strcmp (name, "<=") == 0)
+ cmpltr = 3;
+ else if (strcasecmp (name, "<<") == 0)
+ cmpltr = 4;
+ else if (strcasecmp (name, "<<=") == 0)
+ cmpltr = 5;
+ else if (strcasecmp (name, "sv") == 0)
+ cmpltr = 6;
+ else if (strcasecmp (name, "od") == 0)
+ cmpltr = 7;
+ else if (strcasecmp (name, "tr") == 0)
+ {
+ cmpltr = 0;
+ flag = 1;
+ }
+ else if (strcmp (name, "<>") == 0)
+ {
+ cmpltr = 1;
+ flag = 1;
+ }
+ else if (strcmp (name, ">=") == 0)
+ {
+ cmpltr = 2;
+ flag = 1;
+ }
+ else if (strcmp (name, ">") == 0)
+ {
+ cmpltr = 3;
+ flag = 1;
+ }
+ else if (strcasecmp (name, ">>=") == 0)
+ {
+ cmpltr = 4;
+ flag = 1;
+ }
+ else if (strcasecmp (name, ">>") == 0)
+ {
+ cmpltr = 5;
+ flag = 1;
+ }
+ else if (strcasecmp (name, "nsv") == 0)
+ {
+ cmpltr = 6;
+ flag = 1;
+ }
+ else if (strcasecmp (name, "ev") == 0)
+ {
+ cmpltr = 7;
+ flag = 1;
+ }
+ /* ",*" is a valid condition. */
+ else if (*args != 'S')
+ as_bad (_("Invalid Compare/Subtract Condition: %s"),
+ name);
+ *s = c;
+ }
+ opcode |= cmpltr << 13;
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 12);
+
+ /* Handle a non-negated compare condition. */
+ case 't':
+ cmpltr = pa_parse_nonneg_cmpsub_cmpltr (&s, 1);
+ if (cmpltr < 0)
+ {
+ as_bad (_("Invalid Compare/Subtract Condition: %c"), *s);
+ cmpltr = 0;
+ }
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
+
+ /* Handle a 32 bit compare and branch condition. */
+ case 'n':
+ save_s = s;
+ cmpltr = pa_parse_nonneg_cmpsub_cmpltr (&s, 1);
+ if (cmpltr < 0)
+ {
+ s = save_s;
+ cmpltr = pa_parse_neg_cmpsub_cmpltr (&s, 1);
+ if (cmpltr < 0)
+ {
+ as_bad (_("Invalid Compare and Branch Condition."));
+ cmpltr = 0;
+ }
+ else
+ {
+ /* Negated condition requires an opcode change. */
+ opcode |= 1 << 27;
+ }
+ }
+
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
+
+ /* Handle a 64 bit compare and branch condition. */
+ case 'N':
+ cmpltr = pa_parse_cmpb_64_cmpltr (&s);
+ if (cmpltr >= 0)
+ {
+ /* Negated condition requires an opcode change. */
+ opcode |= (cmpltr & 8) << 26;
+ }
+ else
+ /* Not a 64 bit cond. Give 32 bit a chance. */
+ break;
+
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr & 7, 13);
+
+ /* Handle a 64 bit cmpib condition. */
+ case 'Q':
+ cmpltr = pa_parse_cmpib_64_cmpltr (&s);
+ if (cmpltr < 0)
+ /* Not a 64 bit cond. Give 32 bit a chance. */
+ break;
+
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
+
+ /* Handle a logical instruction condition. */
+ case 'L':
+ case 'l':
+ cmpltr = 0;
+ flag = 0;
+ if (*s == ',')
+ {
+ s++;
+
+ /* 64 bit conditions. */
+ if (*args == 'L')
+ {
+ if (*s == '*')
+ s++;
+ else
+ break;
+ }
+ else if (*s == '*')
+ break;
+ name = s;
+
+ name = s;
+ while (*s != ',' && *s != ' ' && *s != '\t')
+ s += 1;
+ c = *s;
+ *s = 0x00;
+
+
+ if (strcmp (name, "=") == 0)
+ cmpltr = 1;
+ else if (strcmp (name, "<") == 0)
+ cmpltr = 2;
+ else if (strcmp (name, "<=") == 0)
+ cmpltr = 3;
+ else if (strcasecmp (name, "od") == 0)
+ cmpltr = 7;
+ else if (strcasecmp (name, "tr") == 0)
+ {
+ cmpltr = 0;
+ flag = 1;
+ }
+ else if (strcmp (name, "<>") == 0)
+ {
+ cmpltr = 1;
+ flag = 1;
+ }
+ else if (strcmp (name, ">=") == 0)
+ {
+ cmpltr = 2;
+ flag = 1;
+ }
+ else if (strcmp (name, ">") == 0)
+ {
+ cmpltr = 3;
+ flag = 1;
+ }
+ else if (strcasecmp (name, "ev") == 0)
+ {
+ cmpltr = 7;
+ flag = 1;
+ }
+ /* ",*" is a valid condition. */
+ else if (*args != 'L')
+ as_bad (_("Invalid Logical Instruction Condition."));
+ *s = c;
+ }
+ opcode |= cmpltr << 13;
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 12);
+
+ /* Handle a shift/extract/deposit condition. */
+ case 'X':
+ case 'x':
+ case 'y':
+ cmpltr = 0;
+ if (*s == ',')
+ {
+ save_s = s++;
+
+ /* 64 bit conditions. */
+ if (*args == 'X')
+ {
+ if (*s == '*')
+ s++;
+ else
+ break;
+ }
+ else if (*s == '*')
+ break;
+ name = s;
+
+ name = s;
+ while (*s != ',' && *s != ' ' && *s != '\t')
+ s += 1;
+ c = *s;
+ *s = 0x00;
+ if (strcmp (name, "=") == 0)
+ cmpltr = 1;
+ else if (strcmp (name, "<") == 0)
+ cmpltr = 2;
+ else if (strcasecmp (name, "od") == 0)
+ cmpltr = 3;
+ else if (strcasecmp (name, "tr") == 0)
+ cmpltr = 4;
+ else if (strcmp (name, "<>") == 0)
+ cmpltr = 5;
+ else if (strcmp (name, ">=") == 0)
+ cmpltr = 6;
+ else if (strcasecmp (name, "ev") == 0)
+ cmpltr = 7;
+ /* Handle movb,n. Put things back the way they were.
+ This includes moving s back to where it started. */
+ else if (strcasecmp (name, "n") == 0 && *args == 'y')
+ {
+ *s = c;
+ s = save_s;
+ continue;
+ }
+ /* ",*" is a valid condition. */
+ else if (*args != 'X')
+ as_bad (_("Invalid Shift/Extract/Deposit Condition."));
+ *s = c;
+ }
+ INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
+
+ /* Handle a unit instruction condition. */
+ case 'U':
+ case 'u':
+ cmpltr = 0;
+ flag = 0;
+ if (*s == ',')
+ {
+ s++;
+
+ /* 64 bit conditions. */
+ if (*args == 'U')
+ {
+ if (*s == '*')
+ s++;
+ else
+ break;
+ }
+ else if (*s == '*')
+ break;
+
+ if (strncasecmp (s, "sbz", 3) == 0)
+ {
+ cmpltr = 2;
+ s += 3;
+ }
+ else if (strncasecmp (s, "shz", 3) == 0)
+ {
+ cmpltr = 3;
+ s += 3;
+ }
+ else if (strncasecmp (s, "sdc", 3) == 0)
+ {
+ cmpltr = 4;
+ s += 3;
+ }
+ else if (strncasecmp (s, "sbc", 3) == 0)
+ {
+ cmpltr = 6;
+ s += 3;
+ }
+ else if (strncasecmp (s, "shc", 3) == 0)
+ {
+ cmpltr = 7;
+ s += 3;
+ }
+ else if (strncasecmp (s, "tr", 2) == 0)
+ {
+ cmpltr = 0;
+ flag = 1;
+ s += 2;
+ }
+ else if (strncasecmp (s, "nbz", 3) == 0)
+ {
+ cmpltr = 2;
+ flag = 1;
+ s += 3;
+ }
+ else if (strncasecmp (s, "nhz", 3) == 0)
+ {
+ cmpltr = 3;
+ flag = 1;
+ s += 3;
+ }
+ else if (strncasecmp (s, "ndc", 3) == 0)
+ {
+ cmpltr = 4;
+ flag = 1;
+ s += 3;
+ }
+ else if (strncasecmp (s, "nbc", 3) == 0)
+ {
+ cmpltr = 6;
+ flag = 1;
+ s += 3;
+ }
+ else if (strncasecmp (s, "nhc", 3) == 0)
+ {
+ cmpltr = 7;
+ flag = 1;
+ s += 3;
+ }
+ else if (strncasecmp (s, "swz", 3) == 0)
+ {
+ cmpltr = 1;
+ flag = 0;
+ s += 3;
+ }
+ else if (strncasecmp (s, "swc", 3) == 0)
+ {
+ cmpltr = 5;
+ flag = 0;
+ s += 3;
+ }
+ else if (strncasecmp (s, "nwz", 3) == 0)
+ {
+ cmpltr = 1;
+ flag = 1;
+ s += 3;
+ }
+ else if (strncasecmp (s, "nwc", 3) == 0)
+ {
+ cmpltr = 5;
+ flag = 1;
+ s += 3;
+ }
+ /* ",*" is a valid condition. */
+ else if (*args != 'U')
+ as_bad (_("Invalid Unit Instruction Condition."));
+ }
+ opcode |= cmpltr << 13;
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 12);
+
+ default:
+ abort ();
+ }
+ break;
+ }
+
+ /* Handle a nullification completer for branch instructions. */
+ case 'n':
+ nullif = pa_parse_nullif (&s);
+ INSERT_FIELD_AND_CONTINUE (opcode, nullif, 1);
+
+ /* Handle a nullification completer for copr and spop insns. */
+ case 'N':
+ nullif = pa_parse_nullif (&s);
+ INSERT_FIELD_AND_CONTINUE (opcode, nullif, 5);
+
+ /* Handle ,%r2 completer for new syntax branches. */
+ case 'L':
+ if (*s == ',' && strncasecmp (s + 1, "%r2", 3) == 0)
+ s += 4;
+ else if (*s == ',' && strncasecmp (s + 1, "%rp", 3) == 0)
+ s += 4;
+ else
+ break;
+ continue;
+
+ /* Handle 3 bit entry into the fp compare array. Valid values
+ are 0..6 inclusive. */
+ case 'h':
+ get_expression (s);
+ s = expr_end;
+ if (the_insn.exp.X_op == O_constant)
+ {
+ num = evaluate_absolute (&the_insn);
+ CHECK_FIELD (num, 6, 0, 0);
+ num++;
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 13);
+ }
+ else
+ break;
+
+ /* Handle 3 bit entry into the fp compare array. Valid values
+ are 0..6 inclusive. */
+ case 'm':
+ get_expression (s);
+ if (the_insn.exp.X_op == O_constant)
+ {
+ s = expr_end;
+ num = evaluate_absolute (&the_insn);
+ CHECK_FIELD (num, 6, 0, 0);
+ num = (num + 1) ^ 1;
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 13);
+ }
+ else
+ break;
+
+ /* Handle graphics test completers for ftest */
+ case '=':
+ {
+ num = pa_parse_ftest_gfx_completer (&s);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
+ }
+
+ /* Handle a 11 bit immediate at 31. */
+ case 'i':
+ the_insn.field_selector = pa_chk_field_selector (&s);
+ get_expression (s);
+ s = expr_end;
+ if (the_insn.exp.X_op == O_constant)
+ {
+ num = evaluate_absolute (&the_insn);
+ CHECK_FIELD (num, 1023, -1024, 0);
+ num = low_sign_unext (num, 11);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
+ }
+ else
+ {
+ if (is_DP_relative (the_insn.exp))
+ the_insn.reloc = R_HPPA_GOTOFF;
+ else if (is_PC_relative (the_insn.exp))
+ the_insn.reloc = R_HPPA_PCREL_CALL;
+ else
+ the_insn.reloc = R_HPPA;
+ the_insn.format = 11;
+ continue;
+ }
+
+ /* Handle a 14 bit immediate at 31. */
+ case 'J':
+ the_insn.field_selector = pa_chk_field_selector (&s);
+ get_expression (s);
+ s = expr_end;
+ if (the_insn.exp.X_op == O_constant)
+ {
+ int a, m;
+
+ /* XXX the completer stored away tibits of information
+ for us to extract. We need a cleaner way to do this.
+ Now that we have lots of letters again, it would be
+ good to rethink this. */
+ m = (opcode & (1 << 8)) != 0;
+ a = (opcode & (1 << 9)) != 0;
+ opcode &= ~ (3 << 8);
+ num = evaluate_absolute (&the_insn);
+ if ((a == 1 && num >= 0) || (a == 0 && num < 0))
+ break;
+ CHECK_FIELD (num, 8191, -8192, 0);
+ num = low_sign_unext (num, 14);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
+ }
+ else
+ {
+ break;
+ }
+
+ /* Handle a 14 bit immediate at 31. */
+ case 'K':
+ the_insn.field_selector = pa_chk_field_selector (&s);
+ get_expression (s);
+ s = expr_end;
+ if (the_insn.exp.X_op == O_constant)
+ {
+ int a, m;
+
+ /* XXX the completer stored away tibits of information
+ for us to extract. We need a cleaner way to do this.
+ Now that we have lots of letters again, it would be
+ good to rethink this. */
+ m = (opcode & (1 << 8)) != 0;
+ a = (opcode & (1 << 9)) != 0;
+ opcode &= ~ (3 << 8);
+ num = evaluate_absolute (&the_insn);
+ if ((a == 1 && num < 0) || (a == 0 && num > 0))
+ break;
+ if (num % 4)
+ break;
+ CHECK_FIELD (num, 8191, -8192, 0);
+ if (num < 0)
+ opcode |= 1;
+ num &= 0x1fff;
+ num >>= 2;
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 3);
+ }
+ else
+ {
+ break;
+ }
+
+ /* Handle 14 bit immediated, shifted left three times. */
+ case '#':
+ the_insn.field_selector = pa_chk_field_selector (&s);
+ get_expression (s);
+ s = expr_end;
+ if (the_insn.exp.X_op == O_constant)
+ {
+ num = evaluate_absolute (&the_insn);
+ if (num & 0x7)
+ break;
+ CHECK_FIELD (num, 8191, -8192, 0);
+ if (num < 0)
+ opcode |= 1;
+ num &= 0x1fff;
+ num >>= 3;
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 4);
+ }
+ else
+ {
+ if (is_DP_relative (the_insn.exp))
+ the_insn.reloc = R_HPPA_GOTOFF;
+ else if (is_PC_relative (the_insn.exp))
+ the_insn.reloc = R_HPPA_PCREL_CALL;
+ else
+ the_insn.reloc = R_HPPA;
+ the_insn.format = 14;
+ continue;
+ }
+ break;
+
+ /* Handle 14 bit immediate, shifted left twice. */
+ case 'd':
+ the_insn.field_selector = pa_chk_field_selector (&s);
+ get_expression (s);
+ s = expr_end;
+ if (the_insn.exp.X_op == O_constant)
+ {
+ num = evaluate_absolute (&the_insn);
+ if (num & 0x3)
+ break;
+ CHECK_FIELD (num, 8191, -8192, 0);
+ if (num < 0)
+ opcode |= 1;
+ num &= 0x1fff;
+ num >>= 2;
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 3);
+ }
+ else
+ {
+ if (is_DP_relative (the_insn.exp))
+ the_insn.reloc = R_HPPA_GOTOFF;
+ else if (is_PC_relative (the_insn.exp))
+ the_insn.reloc = R_HPPA_PCREL_CALL;
+ else
+ the_insn.reloc = R_HPPA;
+ the_insn.format = 14;
+ continue;
}
- opcode |= cmpltr << 13;
- INSERT_FIELD_AND_CONTINUE (opcode, flag, 12);
- /* Handle a shift/extract/deposit condition. */
- case '|':
- case '>':
- cmpltr = 0;
- if (*s == ',')
+ /* Handle a 14 bit immediate at 31. */
+ case 'j':
+ the_insn.field_selector = pa_chk_field_selector (&s);
+ get_expression (s);
+ s = expr_end;
+ if (the_insn.exp.X_op == O_constant)
{
- save_s = s++;
- name = s;
- while (*s != ',' && *s != ' ' && *s != '\t')
- s += 1;
- c = *s;
- *s = 0x00;
- if (strcmp (name, "=") == 0)
- cmpltr = 1;
- else if (strcmp (name, "<") == 0)
- cmpltr = 2;
- else if (strcasecmp (name, "od") == 0)
- cmpltr = 3;
- else if (strcasecmp (name, "tr") == 0)
- cmpltr = 4;
- else if (strcmp (name, "<>") == 0)
- cmpltr = 5;
- else if (strcmp (name, ">=") == 0)
- cmpltr = 6;
- else if (strcasecmp (name, "ev") == 0)
- cmpltr = 7;
- /* Handle movb,n. Put things back the way they were.
- This includes moving s back to where it started. */
- else if (strcasecmp (name, "n") == 0 && *args == '|')
- {
- *s = c;
- s = save_s;
- continue;
- }
- else
- as_bad ("Invalid Shift/Extract/Deposit Condition.");
- *s = c;
+ num = evaluate_absolute (&the_insn);
+ CHECK_FIELD (num, 8191, -8192, 0);
+ num = low_sign_unext (num, 14);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
}
- INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
-
- /* Handle bvb and bb conditions. */
- case '~':
- cmpltr = 0;
- if (*s == ',')
+ else
{
- s++;
- if (strncmp (s, "<", 1) == 0)
- {
- cmpltr = 2;
- s++;
- }
- else if (strncmp (s, ">=", 2) == 0)
- {
- cmpltr = 6;
- s += 2;
- }
+ if (is_DP_relative (the_insn.exp))
+ the_insn.reloc = R_HPPA_GOTOFF;
+ else if (is_PC_relative (the_insn.exp))
+ the_insn.reloc = R_HPPA_PCREL_CALL;
else
- as_bad ("Invalid Bit Branch Condition: %c", *s);
+ the_insn.reloc = R_HPPA;
+ the_insn.format = 14;
+ continue;
}
- INSERT_FIELD_AND_CONTINUE (opcode, cmpltr, 13);
- /* Handle a system control completer. */
- case 'Z':
- if (*s == ',' && (*(s + 1) == 'm' || *(s + 1) == 'M'))
+ /* Handle a 21 bit immediate at 31. */
+ case 'k':
+ the_insn.field_selector = pa_chk_field_selector (&s);
+ get_expression (s);
+ s = expr_end;
+ if (the_insn.exp.X_op == O_constant)
{
- flag = 1;
- s += 2;
+ num = evaluate_absolute (&the_insn);
+ CHECK_FIELD (num >> 11, 1048575, -1048576, 0);
+ opcode = re_assemble_21 (opcode, num);
+ continue;
}
else
- flag = 0;
-
- INSERT_FIELD_AND_CONTINUE (opcode, flag, 5);
-
- /* Handle a nullification completer for branch instructions. */
- case 'n':
- nullif = pa_parse_nullif (&s);
- INSERT_FIELD_AND_CONTINUE (opcode, nullif, 1);
-
- /* Handle a nullification completer for copr and spop insns. */
- case 'N':
- nullif = pa_parse_nullif (&s);
- INSERT_FIELD_AND_CONTINUE (opcode, nullif, 5);
+ {
+ if (is_DP_relative (the_insn.exp))
+ the_insn.reloc = R_HPPA_GOTOFF;
+ else if (is_PC_relative (the_insn.exp))
+ the_insn.reloc = R_HPPA_PCREL_CALL;
+ else
+ the_insn.reloc = R_HPPA;
+ the_insn.format = 21;
+ continue;
+ }
- /* Handle a 11 bit immediate at 31. */
- case 'i':
+ /* Handle a 16 bit immediate at 31 (PA 2.0 wide mode only). */
+ case 'l':
the_insn.field_selector = pa_chk_field_selector (&s);
get_expression (s);
s = expr_end;
if (the_insn.exp.X_op == O_constant)
{
num = evaluate_absolute (&the_insn);
- CHECK_FIELD (num, 1023, -1024, 0);
- low_sign_unext (num, 11, &num);
- INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
+ CHECK_FIELD (num, 32767, -32768, 0);
+ opcode = re_assemble_16 (opcode, num, 1);
+ continue;
}
else
{
+ /* ??? Is this valid for wide mode? */
if (is_DP_relative (the_insn.exp))
the_insn.reloc = R_HPPA_GOTOFF;
else if (is_PC_relative (the_insn.exp))
the_insn.reloc = R_HPPA_PCREL_CALL;
else
the_insn.reloc = R_HPPA;
- the_insn.format = 11;
+ the_insn.format = 14;
continue;
}
- /* Handle a 14 bit immediate at 31. */
- case 'j':
+ /* Handle a word-aligned 16-bit imm. at 31 (PA2.0 wide). */
+ case 'y':
the_insn.field_selector = pa_chk_field_selector (&s);
get_expression (s);
s = expr_end;
if (the_insn.exp.X_op == O_constant)
{
num = evaluate_absolute (&the_insn);
- CHECK_FIELD (num, 8191, -8192, 0);
- low_sign_unext (num, 14, &num);
- INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
+ CHECK_FIELD (num, 32767, -32768, 0);
+ CHECK_ALIGN (num, 4, 0);
+ opcode = re_assemble_16 (opcode, num, 1);
+ continue;
}
else
{
+ /* ??? Is this valid for wide mode? */
if (is_DP_relative (the_insn.exp))
the_insn.reloc = R_HPPA_GOTOFF;
else if (is_PC_relative (the_insn.exp))
continue;
}
- /* Handle a 21 bit immediate at 31. */
- case 'k':
+ /* Handle a dword-aligned 16-bit imm. at 31 (PA2.0 wide). */
+ case '&':
the_insn.field_selector = pa_chk_field_selector (&s);
get_expression (s);
s = expr_end;
if (the_insn.exp.X_op == O_constant)
{
num = evaluate_absolute (&the_insn);
- CHECK_FIELD (num >> 11, 1048575, -1048576, 0);
- dis_assemble_21 (num, &num);
- INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
+ CHECK_FIELD (num, 32767, -32768, 0);
+ CHECK_ALIGN (num, 8, 0);
+ opcode = re_assemble_16 (opcode, num, 1);
+ continue;
}
else
{
+ /* ??? Is this valid for wide mode? */
if (is_DP_relative (the_insn.exp))
the_insn.reloc = R_HPPA_GOTOFF;
else if (is_PC_relative (the_insn.exp))
the_insn.reloc = R_HPPA_PCREL_CALL;
else
the_insn.reloc = R_HPPA;
- the_insn.format = 21;
+ the_insn.format = 14;
continue;
}
the_insn.pcrel = 1;
if (!strcmp (S_GET_NAME (the_insn.exp.X_add_symbol), "L$0\001"))
{
- unsigned int w1, w, result;
-
num = evaluate_absolute (&the_insn);
if (num % 4)
{
- as_bad ("Branch to unaligned address");
+ as_bad (_("Branch to unaligned address"));
break;
}
- CHECK_FIELD (num, 8191, -8192, 0);
- sign_unext ((num - 8) >> 2, 12, &result);
- dis_assemble_12 (result, &w1, &w);
- INSERT_FIELD_AND_CONTINUE (opcode, ((w1 << 2) | w), 0);
+ CHECK_FIELD (num, 8199, -8184, 0);
+
+ opcode = re_assemble_12 (opcode, (num - 8) >> 2);
+ continue;
}
else
{
the_insn.reloc = R_HPPA_PCREL_CALL;
the_insn.format = 12;
the_insn.arg_reloc = last_call_desc.arg_reloc;
- bzero (&last_call_desc, sizeof (struct call_desc));
+ memset (&last_call_desc, 0, sizeof (struct call_desc));
s = expr_end;
continue;
}
|| !strcmp (S_GET_NAME (the_insn.exp.X_add_symbol),
"L$0\001"))
{
- unsigned int w2, w1, w, result;
-
num = evaluate_absolute (&the_insn);
if (num % 4)
{
- as_bad ("Branch to unaligned address");
+ as_bad (_("Branch to unaligned address"));
break;
}
CHECK_FIELD (num, 262143, -262144, 0);
if (the_insn.exp.X_add_symbol)
num -= 8;
- sign_unext (num >> 2, 17, &result);
- dis_assemble_17 (result, &w1, &w2, &w);
- INSERT_FIELD_AND_CONTINUE (opcode,
- ((w2 << 2) | (w1 << 16) | w), 0);
+ opcode = re_assemble_17 (opcode, num >> 2);
+ continue;
}
else
{
the_insn.reloc = R_HPPA_PCREL_CALL;
the_insn.format = 17;
the_insn.arg_reloc = last_call_desc.arg_reloc;
- bzero (&last_call_desc, sizeof (struct call_desc));
+ memset (&last_call_desc, 0, sizeof (struct call_desc));
+ continue;
+ }
+
+ /* Handle a 22 bit branch displacement. */
+ case 'X':
+ the_insn.field_selector = pa_chk_field_selector (&s);
+ get_expression (s);
+ s = expr_end;
+ the_insn.pcrel = 1;
+ if (!the_insn.exp.X_add_symbol
+ || !strcmp (S_GET_NAME (the_insn.exp.X_add_symbol),
+ "L$0\001"))
+ {
+ num = evaluate_absolute (&the_insn);
+ if (num % 4)
+ {
+ as_bad (_("Branch to unaligned address"));
+ break;
+ }
+ CHECK_FIELD (num, 8388607, -8388608, 0);
+
+ if (the_insn.exp.X_add_symbol)
+ num -= 8;
+
+ opcode = re_assemble_22 (opcode, num >> 2);
+ }
+ else
+ {
+ the_insn.reloc = R_HPPA_PCREL_CALL;
+ the_insn.format = 22;
+ the_insn.arg_reloc = last_call_desc.arg_reloc;
+ memset (&last_call_desc, 0, sizeof (struct call_desc));
continue;
}
|| !strcmp (S_GET_NAME (the_insn.exp.X_add_symbol),
"L$0\001"))
{
- unsigned int w2, w1, w, result;
-
num = evaluate_absolute (&the_insn);
if (num % 4)
{
- as_bad ("Branch to unaligned address");
+ as_bad (_("Branch to unaligned address"));
break;
}
CHECK_FIELD (num, 262143, -262144, 0);
if (the_insn.exp.X_add_symbol)
num -= 8;
- sign_unext (num >> 2, 17, &result);
- dis_assemble_17 (result, &w1, &w2, &w);
- INSERT_FIELD_AND_CONTINUE (opcode,
- ((w2 << 2) | (w1 << 16) | w), 0);
+ opcode = re_assemble_17 (opcode, num >> 2);
+ continue;
}
else
{
the_insn.reloc = R_HPPA_ABS_CALL;
the_insn.format = 17;
+ the_insn.arg_reloc = last_call_desc.arg_reloc;
+ memset (&last_call_desc, 0, sizeof (struct call_desc));
+ continue;
+ }
+
+ /* Handle '%r1' implicit operand of addil instruction. */
+ case 'Z':
+ if (*s == ',' && *(s + 1) == '%' && *(s + 3) == '1'
+ && (*(s + 2) == 'r' || *(s + 2) == 'R'))
+ {
+ s += 4;
continue;
}
+ else
+ break;
+
+ /* Handle '%sr0,%r31' implicit operand of be,l instruction. */
+ case 'Y':
+ if (strncasecmp (s, "%sr0,%r31", 9) != 0)
+ break;
+ s += 9;
+ continue;
+
+ /* Handle immediate value of 0 for ordered load/store instructions. */
+ case '@':
+ if (*s != '0')
+ break;
+ s++;
+ continue;
+
+ /* Handle a 2 bit shift count at 25. */
+ case '.':
+ num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
+ s = expr_end;
+ CHECK_FIELD (num, 3, 1, strict);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 6);
+
+ /* Handle a 4 bit shift count at 25. */
+ case '*':
+ num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
+ s = expr_end;
+ CHECK_FIELD (num, 15, 0, strict);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 6);
/* Handle a 5 bit shift count at 26. */
case 'p':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 31, 0, 0);
+ CHECK_FIELD (num, 31, 0, strict);
INSERT_FIELD_AND_CONTINUE (opcode, 31 - num, 5);
+ /* Handle a 6 bit shift count at 20,22:26. */
+ case '~':
+ num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
+ s = expr_end;
+ CHECK_FIELD (num, 63, 0, strict);
+ num = 63 - num;
+ opcode |= (num & 0x20) << 6;
+ INSERT_FIELD_AND_CONTINUE (opcode, num & 0x1f, 5);
+
+ /* Handle a 6 bit field length at 23,27:31. */
+ case '%':
+ flag = 0;
+ num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
+ s = expr_end;
+ CHECK_FIELD (num, 64, 1, strict);
+ num--;
+ opcode |= (num & 0x20) << 3;
+ num = 31 - (num & 0x1f);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
+
+ /* Handle a 6 bit field length at 19,27:31. */
+ case '|':
+ num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
+ s = expr_end;
+ CHECK_FIELD (num, 64, 1, strict);
+ num--;
+ opcode |= (num & 0x20) << 7;
+ num = 31 - (num & 0x1f);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
+
/* Handle a 5 bit bit position at 26. */
case 'P':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 31, 0, 0);
+ CHECK_FIELD (num, 31, 0, strict);
INSERT_FIELD_AND_CONTINUE (opcode, num, 5);
+ /* Handle a 6 bit bit position at 20,22:26. */
+ case 'q':
+ num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
+ s = expr_end;
+ CHECK_FIELD (num, 63, 0, strict);
+ opcode |= (num & 0x20) << 6;
+ INSERT_FIELD_AND_CONTINUE (opcode, num & 0x1f, 5);
+
+ /* Handle a 5 bit immediate at 10 with 'd' as the complement
+ of the high bit of the immediate. */
+ case 'B':
+ num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
+ s = expr_end;
+ CHECK_FIELD (num, 63, 0, strict);
+ if (num & 0x20)
+ ;
+ else
+ opcode |= (1 << 13);
+ INSERT_FIELD_AND_CONTINUE (opcode, num & 0x1f, 21);
+
/* Handle a 5 bit immediate at 10. */
case 'Q':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
+ if (the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 31, 0, 0);
+ CHECK_FIELD (num, 31, 0, strict);
INSERT_FIELD_AND_CONTINUE (opcode, num, 21);
+ /* Handle a 9 bit immediate at 28. */
+ case '$':
+ num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
+ s = expr_end;
+ CHECK_FIELD (num, 511, 1, strict);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 3);
+
/* Handle a 13 bit immediate at 18. */
case 'A':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 8191, 0, 0);
+ CHECK_FIELD (num, 8191, 0, strict);
INSERT_FIELD_AND_CONTINUE (opcode, num, 13);
/* Handle a 26 bit immediate at 31. */
case 'D':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 671108864, 0, 0);
- INSERT_FIELD_AND_CONTINUE (opcode, num, 1);
+ CHECK_FIELD (num, 671108864, 0, strict);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
/* Handle a 3 bit SFU identifier at 25. */
- case 'f':
+ case 'v':
if (*s++ != ',')
- as_bad ("Invalid SFU identifier");
+ as_bad (_("Invalid SFU identifier"));
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 7, 0, 0);
+ CHECK_FIELD (num, 7, 0, strict);
INSERT_FIELD_AND_CONTINUE (opcode, num, 6);
/* Handle a 20 bit SOP field for spop0. */
case 'O':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 1048575, 0, 0);
+ CHECK_FIELD (num, 1048575, 0, strict);
num = (num & 0x1f) | ((num & 0x000fffe0) << 6);
INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
/* Handle a 15bit SOP field for spop1. */
case 'o':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 32767, 0, 0);
+ CHECK_FIELD (num, 32767, 0, strict);
INSERT_FIELD_AND_CONTINUE (opcode, num, 11);
/* Handle a 10bit SOP field for spop3. */
case '0':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 1023, 0, 0);
+ CHECK_FIELD (num, 1023, 0, strict);
num = (num & 0x1f) | ((num & 0x000003e0) << 6);
INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
/* Handle a 15 bit SOP field for spop2. */
case '1':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 32767, 0, 0);
+ CHECK_FIELD (num, 32767, 0, strict);
num = (num & 0x1f) | ((num & 0x00007fe0) << 6);
INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
/* Handle a 3-bit co-processor ID field. */
case 'u':
if (*s++ != ',')
- as_bad ("Invalid COPR identifier");
+ as_bad (_("Invalid COPR identifier"));
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 7, 0, 0);
+ CHECK_FIELD (num, 7, 0, strict);
INSERT_FIELD_AND_CONTINUE (opcode, num, 6);
/* Handle a 22bit SOP field for copr. */
case '2':
num = pa_get_absolute_expression (&the_insn, &s);
+ if (strict && the_insn.exp.X_op != O_constant)
+ break;
s = expr_end;
- CHECK_FIELD (num, 4194303, 0, 0);
+ CHECK_FIELD (num, 4194303, 0, strict);
num = (num & 0x1f) | ((num & 0x003fffe0) << 4);
INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
+ /* Handle a source FP operand format completer. */
+ case '{':
+ if (*s == ',' && *(s+1) == 't')
+ {
+ the_insn.trunc = 1;
+ s += 2;
+ }
+ else
+ the_insn.trunc = 0;
+ flag = pa_parse_fp_cnv_format (&s);
+ the_insn.fpof1 = flag;
+ if (flag == W || flag == UW)
+ flag = SGL;
+ if (flag == DW || flag == UDW)
+ flag = DBL;
+ if (flag == QW || flag == UQW)
+ flag = QUAD;
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 11);
+
+ /* Handle a destination FP operand format completer. */
+ case '_':
+ /* pa_parse_format needs the ',' prefix. */
+ s--;
+ flag = pa_parse_fp_cnv_format (&s);
+ the_insn.fpof2 = flag;
+ if (flag == W || flag == UW)
+ flag = SGL;
+ if (flag == DW || flag == UDW)
+ flag = DBL;
+ if (flag == QW || flag == UQW)
+ flag = QUAD;
+ opcode |= flag << 13;
+ if (the_insn.fpof1 == SGL
+ || the_insn.fpof1 == DBL
+ || the_insn.fpof1 == QUAD)
+ {
+ if (the_insn.fpof2 == SGL
+ || the_insn.fpof2 == DBL
+ || the_insn.fpof2 == QUAD)
+ flag = 0;
+ else if (the_insn.fpof2 == W
+ || the_insn.fpof2 == DW
+ || the_insn.fpof2 == QW)
+ flag = 2;
+ else if (the_insn.fpof2 == UW
+ || the_insn.fpof2 == UDW
+ || the_insn.fpof2 == UQW)
+ flag = 6;
+ else
+ abort ();
+ }
+ else if (the_insn.fpof1 == W
+ || the_insn.fpof1 == DW
+ || the_insn.fpof1 == QW)
+ {
+ if (the_insn.fpof2 == SGL
+ || the_insn.fpof2 == DBL
+ || the_insn.fpof2 == QUAD)
+ flag = 1;
+ else
+ abort ();
+ }
+ else if (the_insn.fpof1 == UW
+ || the_insn.fpof1 == UDW
+ || the_insn.fpof1 == UQW)
+ {
+ if (the_insn.fpof2 == SGL
+ || the_insn.fpof2 == DBL
+ || the_insn.fpof2 == QUAD)
+ flag = 5;
+ else
+ abort ();
+ }
+ flag |= the_insn.trunc;
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 15);
+
/* Handle a source FP operand format completer. */
case 'F':
flag = pa_parse_fp_format (&s);
the_insn.fpof2 = flag;
INSERT_FIELD_AND_CONTINUE (opcode, flag, 13);
- /* Handle FP compare conditions. */
- case 'M':
- cond = pa_parse_fp_cmp_cond (&s);
- INSERT_FIELD_AND_CONTINUE (opcode, cond, 0);
+ /* Handle a source FP operand format completer at 20. */
+ case 'I':
+ flag = pa_parse_fp_format (&s);
+ the_insn.fpof1 = flag;
+ INSERT_FIELD_AND_CONTINUE (opcode, flag, 11);
- /* Handle L/R register halves like 't'. */
- case 'v':
- {
- struct pa_89_fp_reg_struct result;
+ /* Handle a floating point operand format at 26.
+ Only allows single and double precision. */
+ case 'H':
+ flag = pa_parse_fp_format (&s);
+ switch (flag)
+ {
+ case SGL:
+ opcode |= 0x20;
+ case DBL:
+ the_insn.fpof1 = flag;
+ continue;
+
+ case QUAD:
+ case ILLEGAL_FMT:
+ default:
+ as_bad (_("Invalid Floating Point Operand Format."));
+ }
+ break;
- pa_parse_number (&s, &result);
- CHECK_FIELD (result.number_part, 31, 0, 0);
- opcode |= result.number_part;
+ /* Handle all floating point registers. */
+ case 'f':
+ switch (*++args)
+ {
+ /* Float target register. */
+ case 't':
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ num = pa_parse_number (&s, 0);
+ CHECK_FIELD (num, 31, 0, 0);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 0);
- /* 0x30 opcodes are FP arithmetic operation opcodes
- and need to be turned into 0x38 opcodes. This
- is not necessary for loads/stores. */
- if (need_89_opcode (&the_insn, &result)
- && ((opcode & 0xfc000000) == 0x30000000))
- opcode |= 1 << 27;
+ /* Float target register with L/R selection. */
+ case 'T':
+ {
+ struct pa_11_fp_reg_struct result;
- INSERT_FIELD_AND_CONTINUE (opcode, result.l_r_select & 1, 6);
- }
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ opcode |= result.number_part;
+
+ /* 0x30 opcodes are FP arithmetic operation opcodes
+ and need to be turned into 0x38 opcodes. This
+ is not necessary for loads/stores. */
+ if (need_pa11_opcode (&the_insn, &result)
+ && ((opcode & 0xfc000000) == 0x30000000))
+ opcode |= 1 << 27;
- /* Handle L/R register halves like 'b'. */
- case 'E':
- {
- struct pa_89_fp_reg_struct result;
+ INSERT_FIELD_AND_CONTINUE (opcode, result.l_r_select & 1, 6);
+ }
+
+ /* Float operand 1. */
+ case 'a':
+ {
+ struct pa_11_fp_reg_struct result;
+
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ opcode |= result.number_part << 21;
+ if (need_pa11_opcode (&the_insn, &result))
+ {
+ opcode |= (result.l_r_select & 1) << 7;
+ opcode |= 1 << 27;
+ }
+ continue;
+ }
- pa_parse_number (&s, &result);
- CHECK_FIELD (result.number_part, 31, 0, 0);
- opcode |= result.number_part << 21;
- if (need_89_opcode (&the_insn, &result))
+ /* Float operand 1 with L/R selection. */
+ case 'X':
+ case 'A':
{
+ struct pa_11_fp_reg_struct result;
+
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ opcode |= result.number_part << 21;
opcode |= (result.l_r_select & 1) << 7;
- opcode |= 1 << 27;
+ continue;
}
- continue;
- }
- /* Handle L/R register halves like 'x'. */
- case 'X':
- {
- struct pa_89_fp_reg_struct result;
+ /* Float operand 2. */
+ case 'b':
+ {
+ struct pa_11_fp_reg_struct result;
- pa_parse_number (&s, &result);
- CHECK_FIELD (result.number_part, 31, 0, 0);
- opcode |= (result.number_part & 0x1f) << 16;
- if (need_89_opcode (&the_insn, &result))
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ opcode |= (result.number_part & 0x1f) << 16;
+ if (need_pa11_opcode (&the_insn, &result))
+ {
+ opcode |= (result.l_r_select & 1) << 12;
+ opcode |= 1 << 27;
+ }
+ continue;
+ }
+
+ /* Float operand 2 with L/R selection. */
+ case 'B':
{
+ struct pa_11_fp_reg_struct result;
+
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ opcode |= (result.number_part & 0x1f) << 16;
opcode |= (result.l_r_select & 1) << 12;
- opcode |= 1 << 27;
+ continue;
}
- continue;
- }
- /* Handle a 5 bit register field at 10. */
- case '4':
- {
- struct pa_89_fp_reg_struct result;
-
- pa_parse_number (&s, &result);
- CHECK_FIELD (result.number_part, 31, 0, 0);
- if (the_insn.fpof1 == SGL)
+ /* Float operand 3 for fmpyfadd, fmpynfadd. */
+ case 'C':
{
- result.number_part &= 0xF;
- result.number_part |= (result.l_r_select & 1) << 4;
- }
- INSERT_FIELD_AND_CONTINUE (opcode, result.number_part, 21);
- }
+ struct pa_11_fp_reg_struct result;
- /* Handle a 5 bit register field at 15. */
- case '6':
- {
- struct pa_89_fp_reg_struct result;
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ opcode |= (result.number_part & 0x1c) << 11;
+ opcode |= (result.number_part & 0x3) << 9;
+ opcode |= (result.l_r_select & 1) << 8;
+ continue;
+ }
- pa_parse_number (&s, &result);
- CHECK_FIELD (result.number_part, 31, 0, 0);
- if (the_insn.fpof1 == SGL)
+ /* Float mult operand 1 for fmpyadd, fmpysub */
+ case 'i':
{
- result.number_part &= 0xF;
- result.number_part |= (result.l_r_select & 1) << 4;
- }
- INSERT_FIELD_AND_CONTINUE (opcode, result.number_part, 16);
- }
+ struct pa_11_fp_reg_struct result;
- /* Handle a 5 bit register field at 31. */
- case '7':
- {
- struct pa_89_fp_reg_struct result;
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ if (the_insn.fpof1 == SGL)
+ {
+ if (result.number_part < 16)
+ {
+ as_bad (_("Invalid register for single precision fmpyadd or fmpysub"));
+ break;
+ }
+
+ result.number_part &= 0xF;
+ result.number_part |= (result.l_r_select & 1) << 4;
+ }
+ INSERT_FIELD_AND_CONTINUE (opcode, result.number_part, 21);
+ }
- pa_parse_number (&s, &result);
- CHECK_FIELD (result.number_part, 31, 0, 0);
- if (the_insn.fpof1 == SGL)
+ /* Float mult operand 2 for fmpyadd, fmpysub */
+ case 'j':
{
- result.number_part &= 0xF;
- result.number_part |= (result.l_r_select & 1) << 4;
+ struct pa_11_fp_reg_struct result;
+
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ if (the_insn.fpof1 == SGL)
+ {
+ if (result.number_part < 16)
+ {
+ as_bad (_("Invalid register for single precision fmpyadd or fmpysub"));
+ break;
+ }
+ result.number_part &= 0xF;
+ result.number_part |= (result.l_r_select & 1) << 4;
+ }
+ INSERT_FIELD_AND_CONTINUE (opcode, result.number_part, 16);
}
- INSERT_FIELD_AND_CONTINUE (opcode, result.number_part, 0);
- }
- /* Handle a 5 bit register field at 20. */
- case '8':
- {
- struct pa_89_fp_reg_struct result;
+ /* Float mult target for fmpyadd, fmpysub */
+ case 'k':
+ {
+ struct pa_11_fp_reg_struct result;
+
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ if (the_insn.fpof1 == SGL)
+ {
+ if (result.number_part < 16)
+ {
+ as_bad (_("Invalid register for single precision fmpyadd or fmpysub"));
+ break;
+ }
+ result.number_part &= 0xF;
+ result.number_part |= (result.l_r_select & 1) << 4;
+ }
+ INSERT_FIELD_AND_CONTINUE (opcode, result.number_part, 0);
+ }
- pa_parse_number (&s, &result);
- CHECK_FIELD (result.number_part, 31, 0, 0);
- if (the_insn.fpof1 == SGL)
+ /* Float add operand 1 for fmpyadd, fmpysub */
+ case 'l':
{
- result.number_part &= 0xF;
- result.number_part |= (result.l_r_select & 1) << 4;
+ struct pa_11_fp_reg_struct result;
+
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ if (the_insn.fpof1 == SGL)
+ {
+ if (result.number_part < 16)
+ {
+ as_bad (_("Invalid register for single precision fmpyadd or fmpysub"));
+ break;
+ }
+ result.number_part &= 0xF;
+ result.number_part |= (result.l_r_select & 1) << 4;
+ }
+ INSERT_FIELD_AND_CONTINUE (opcode, result.number_part, 6);
}
- INSERT_FIELD_AND_CONTINUE (opcode, result.number_part, 11);
- }
- /* Handle a 5 bit register field at 25. */
- case '9':
- {
- struct pa_89_fp_reg_struct result;
+ /* Float add target for fmpyadd, fmpysub */
+ case 'm':
+ {
+ struct pa_11_fp_reg_struct result;
+
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ if (the_insn.fpof1 == SGL)
+ {
+ if (result.number_part < 16)
+ {
+ as_bad (_("Invalid register for single precision fmpyadd or fmpysub"));
+ break;
+ }
+ result.number_part &= 0xF;
+ result.number_part |= (result.l_r_select & 1) << 4;
+ }
+ INSERT_FIELD_AND_CONTINUE (opcode, result.number_part, 11);
+ }
- pa_parse_number (&s, &result);
- CHECK_FIELD (result.number_part, 31, 0, 0);
- if (the_insn.fpof1 == SGL)
+ /* Handle L/R register halves like 'x'. */
+ case 'E':
+ case 'e':
{
- result.number_part &= 0xF;
- result.number_part |= (result.l_r_select & 1) << 4;
+ struct pa_11_fp_reg_struct result;
+
+ if (strict && *s != '%')
+ break;
+ pa_parse_number (&s, &result);
+ CHECK_FIELD (result.number_part, 31, 0, 0);
+ opcode |= (result.number_part & 0x1f) << 16;
+ if (need_pa11_opcode (&the_insn, &result))
+ {
+ opcode |= (result.l_r_select & 1) << 1;
+ }
+ continue;
}
- INSERT_FIELD_AND_CONTINUE (opcode, result.number_part, 6);
- }
- /* Handle a floating point operand format at 26.
- Only allows single and double precision. */
- case 'H':
- flag = pa_parse_fp_format (&s);
- switch (flag)
- {
- case SGL:
- opcode |= 0x20;
- case DBL:
- the_insn.fpof1 = flag;
- continue;
+ /* Float target register (PA 2.0 wide). */
+ case 'x':
+ /* This should be more strict. Small steps. */
+ if (strict && *s != '%')
+ break;
+ num = pa_parse_number (&s, 0);
+ CHECK_FIELD (num, 31, 0, 0);
+ INSERT_FIELD_AND_CONTINUE (opcode, num, 16);
- case QUAD:
- case ILLEGAL_FMT:
default:
- as_bad ("Invalid Floating Point Operand Format.");
+ abort ();
}
break;
break;
}
+ failed:
/* Check if the args matched. */
if (match == FALSE)
{
- if (&insn[1] - pa_opcodes < NUMOPCODES
+ if (&insn[1] - pa_opcodes < (int) NUMOPCODES
&& !strcmp (insn->name, insn[1].name))
{
++insn;
}
else
{
- as_bad ("Invalid operands %s", error_message);
+ as_bad (_("Invalid operands %s"), error_message);
return;
}
}
default:
*sizeP = 0;
- return "Bad call to MD_ATOF()";
+ return _("Bad call to MD_ATOF()");
}
t = atof_ieee (input_line_pointer, type, words);
if (t)
assert (hppa_fixp != 0);
assert (section != 0);
- reloc = (arelent *) bfd_alloc_by_size_t (stdoutput, sizeof (arelent));
- assert (reloc != 0);
+ reloc = (arelent *) xmalloc (sizeof (arelent));
- reloc->sym_ptr_ptr = &fixp->fx_addsy->bsym;
+ reloc->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *));
+ *reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
codes = (bfd_reloc_code_real_type **) hppa_gen_reloc_type (stdoutput,
fixp->fx_r_type,
hppa_fixp->fx_r_format,
- hppa_fixp->fx_r_field);
+ hppa_fixp->fx_r_field,
+ fixp->fx_subsy != NULL,
+ symbol_get_bfdsym (fixp->fx_addsy));
+
+ if (codes == NULL)
+ abort ();
for (n_relocs = 0; codes[n_relocs]; n_relocs++)
;
- relocs = (arelent **)
- bfd_alloc_by_size_t (stdoutput, sizeof (arelent *) * n_relocs + 1);
- assert (relocs != 0);
-
- reloc = (arelent *) bfd_alloc_by_size_t (stdoutput,
- sizeof (arelent) * n_relocs);
- if (n_relocs > 0)
- assert (reloc != 0);
-
+ relocs = (arelent **) xmalloc (sizeof (arelent *) * n_relocs + 1);
+ reloc = (arelent *) xmalloc (sizeof (arelent) * n_relocs);
for (i = 0; i < n_relocs; i++)
relocs[i] = &reloc[i];
code = *codes[0];
- reloc->sym_ptr_ptr = &fixp->fx_addsy->bsym;
+ reloc->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *));
+ *reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
reloc->howto = bfd_reloc_type_lookup (stdoutput, code);
reloc->address = fixp->fx_frag->fr_address + fixp->fx_where;
reloc->addend = 0; /* default */
reloc->addend = HPPA_R_ADDEND (hppa_fixp->fx_arg_reloc, 0);
break;
default:
- if (fixp->fx_addsy && fixp->fx_addsy->bsym->flags & BSF_FUNCTION)
- reloc->addend = 0;
- else
- reloc->addend = fixp->fx_addnumber;
+ reloc->addend = fixp->fx_offset;
break;
}
break;
{
code = *codes[i];
- relocs[i]->sym_ptr_ptr = &fixp->fx_addsy->bsym;
+ relocs[i]->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *));
+ *relocs[i]->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
relocs[i]->howto = bfd_reloc_type_lookup (stdoutput, code);
relocs[i]->address = fixp->fx_frag->fr_address + fixp->fx_where;
switch (code)
{
+ case R_COMP2:
+ /* The only time we ever use a R_COMP2 fixup is for the difference
+ of two symbols. With that in mind we fill in all four
+ relocs now and break out of the loop. */
+ assert (i == 1);
+ relocs[0]->sym_ptr_ptr = (asymbol **) &(bfd_abs_symbol);
+ relocs[0]->howto = bfd_reloc_type_lookup (stdoutput, *codes[0]);
+ relocs[0]->address = fixp->fx_frag->fr_address + fixp->fx_where;
+ relocs[0]->addend = 0;
+ relocs[1]->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *));
+ *relocs[1]->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
+ relocs[1]->howto = bfd_reloc_type_lookup (stdoutput, *codes[1]);
+ relocs[1]->address = fixp->fx_frag->fr_address + fixp->fx_where;
+ relocs[1]->addend = 0;
+ relocs[2]->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *));
+ *relocs[2]->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_subsy);
+ relocs[2]->howto = bfd_reloc_type_lookup (stdoutput, *codes[2]);
+ relocs[2]->address = fixp->fx_frag->fr_address + fixp->fx_where;
+ relocs[2]->addend = 0;
+ relocs[3]->sym_ptr_ptr = (asymbol **) &(bfd_abs_symbol);
+ relocs[3]->howto = bfd_reloc_type_lookup (stdoutput, *codes[3]);
+ relocs[3]->address = fixp->fx_frag->fr_address + fixp->fx_where;
+ relocs[3]->addend = 0;
+ relocs[4]->sym_ptr_ptr = (asymbol **) &(bfd_abs_symbol);
+ relocs[4]->howto = bfd_reloc_type_lookup (stdoutput, *codes[4]);
+ relocs[4]->address = fixp->fx_frag->fr_address + fixp->fx_where;
+ relocs[4]->addend = 0;
+ goto done;
case R_PCREL_CALL:
case R_ABS_CALL:
relocs[i]->addend = HPPA_R_ADDEND (hppa_fixp->fx_arg_reloc, 0);
relocation should be either 0 (no static link) or 2
(static link required).
- FIXME: We always assume no static link!
+ FIXME: We always assume no static link!
We also slam a zero addend into the DLT relative relocs;
it doesn't make a lot of sense to use any addend since
case R_S_MODE:
case R_D_MODE:
case R_R_MODE:
- case R_EXIT:
case R_FSEL:
case R_LSEL:
case R_RSEL:
+ case R_BEGIN_BRTAB:
+ case R_END_BRTAB:
+ case R_BEGIN_TRY:
+ case R_N0SEL:
+ case R_N1SEL:
/* There is no symbol or addend associated with these fixups. */
- relocs[i]->sym_ptr_ptr = &dummy_symbol->bsym;
+ relocs[i]->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *));
+ *relocs[i]->sym_ptr_ptr = symbol_get_bfdsym (dummy_symbol);
relocs[i]->addend = 0;
break;
- default:
- if (fixp->fx_addsy && fixp->fx_addsy->bsym->flags & BSF_FUNCTION)
- relocs[i]->addend = 0;
- else
- relocs[i]->addend = fixp->fx_addnumber;
+ case R_END_TRY:
+ case R_ENTRY:
+ case R_EXIT:
+ /* There is no symbol associated with these fixups. */
+ relocs[i]->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *));
+ *relocs[i]->sym_ptr_ptr = symbol_get_bfdsym (dummy_symbol);
+ relocs[i]->addend = fixp->fx_offset;
break;
+
+ default:
+ relocs[i]->addend = fixp->fx_offset;
}
}
+
+ done:
#endif
return relocs;
void
md_convert_frag (abfd, sec, fragP)
- register bfd *abfd;
- register asection *sec;
+ register bfd *abfd ATTRIBUTE_UNUSED;
+ register asection *sec ATTRIBUTE_UNUSED;
register fragS *fragP;
{
unsigned int address;
return (size + align2) & ~align2;
}
-/* Create a short jump from FROM_ADDR to TO_ADDR. Not used on the PA. */
-void
-md_create_short_jump (ptr, from_addr, to_addr, frag, to_symbol)
- char *ptr;
- addressT from_addr, to_addr;
- fragS *frag;
- symbolS *to_symbol;
-{
- fprintf (stderr, "pa_create_short_jmp\n");
- abort ();
-}
-
-/* Create a long jump from FROM_ADDR to TO_ADDR. Not used on the PA. */
-void
-md_create_long_jump (ptr, from_addr, to_addr, frag, to_symbol)
- char *ptr;
- addressT from_addr, to_addr;
- fragS *frag;
- symbolS *to_symbol;
-{
- fprintf (stderr, "pa_create_long_jump\n");
- abort ();
-}
-
/* Return the approximate size of a frag before relaxation has occurred. */
int
md_estimate_size_before_relax (fragP, segment)
register fragS *fragP;
- asection *segment;
+ asection *segment ATTRIBUTE_UNUSED;
{
int size;
int
md_parse_option (c, arg)
- int c;
- char *arg;
+ int c ATTRIBUTE_UNUSED;
+ char *arg ATTRIBUTE_UNUSED;
{
return 0;
}
void
md_show_usage (stream)
- FILE *stream;
+ FILE *stream ATTRIBUTE_UNUSED;
{
}
\f
symbolS *
md_undefined_symbol (name)
- char *name;
+ char *name ATTRIBUTE_UNUSED;
{
return 0;
}
-/* Parse an operand that is machine-specific.
- We just return without modifying the expression as we have nothing
- to do on the PA. */
-
-void
-md_operand (expressionP)
- expressionS *expressionP;
-{
-}
-
/* Apply a fixup to an instruction. */
int
{
char *buf = fixP->fx_where + fixP->fx_frag->fr_literal;
struct hppa_fix_struct *hppa_fixP;
- long new_val, result;
- unsigned int w1, w2, w;
- valueT val = *valp;
+ offsetT new_val;
+ unsigned int insn, val;
hppa_fixP = (struct hppa_fix_struct *) fixP->tc_fix_data;
- /* SOM uses R_HPPA_ENTRY and R_HPPA_EXIT relocations which can
- never be "applied" (they are just markers). */
+ /* SOM uses R_HPPA_ENTRY and R_HPPA_EXIT relocations which can
+ never be "applied" (they are just markers). Likewise for
+ R_HPPA_BEGIN_BRTAB and R_HPPA_END_BRTAB. */
#ifdef OBJ_SOM
if (fixP->fx_r_type == R_HPPA_ENTRY
- || fixP->fx_r_type == R_HPPA_EXIT)
+ || fixP->fx_r_type == R_HPPA_EXIT
+ || fixP->fx_r_type == R_HPPA_BEGIN_BRTAB
+ || fixP->fx_r_type == R_HPPA_END_BRTAB
+ || fixP->fx_r_type == R_HPPA_BEGIN_TRY)
return 1;
+
+ /* Disgusting. We must set fx_offset ourselves -- R_HPPA_END_TRY
+ fixups are considered not adjustable, which in turn causes
+ adjust_reloc_syms to not set fx_offset. Ugh. */
+ if (fixP->fx_r_type == R_HPPA_END_TRY)
+ {
+ fixP->fx_offset = *valp;
+ return 1;
+ }
#endif
/* There should have been an HPPA specific fixup associated
if (hppa_fixP)
{
unsigned long buf_wd = bfd_get_32 (stdoutput, buf);
- unsigned char fmt = bfd_hppa_insn2fmt (buf_wd);
-
- if (fixP->fx_r_type == R_HPPA_NONE)
- fmt = 0;
-
- /* Remember this value for emit_reloc. FIXME, is this braindamage
- documented anywhere!?! */
- fixP->fx_addnumber = val;
-
- /* Check if this is an undefined symbol. No relocation can
- possibly be performed in this case.
-
- Also avoid doing anything for pc-relative fixups in which the
- fixup is in a different space than the symbol it references. */
- if ((fixP->fx_addsy && fixP->fx_addsy->bsym->section == &bfd_und_section)
- || (fixP->fx_subsy
- && fixP->fx_subsy->bsym->section == &bfd_und_section)
- || (fixP->fx_pcrel
- && fixP->fx_addsy
- && S_GET_SEGMENT (fixP->fx_addsy) != hppa_fixP->segment)
- || (fixP->fx_pcrel
- && fixP->fx_subsy
- && S_GET_SEGMENT (fixP->fx_subsy) != hppa_fixP->segment))
- return 1;
-
- /* PLABEL field selectors should not be passed to hppa_field_adjust. */
- if (fmt != 0 && hppa_fixP->fx_r_field != R_HPPA_PSEL
- && hppa_fixP->fx_r_field != R_HPPA_LPSEL
- && hppa_fixP->fx_r_field != R_HPPA_RPSEL
- && hppa_fixP->fx_r_field != R_HPPA_TSEL
- && hppa_fixP->fx_r_field != R_HPPA_LTSEL
- && hppa_fixP->fx_r_field != R_HPPA_RTSEL
- && !(fixP->fx_addsy && fixP->fx_addsy->bsym->flags & BSF_FUNCTION))
- new_val = hppa_field_adjust (val, 0, hppa_fixP->fx_r_field);
+ int fmt = bfd_hppa_insn2fmt (buf_wd);
+
+ /* If there is a symbol associated with this fixup, then it's something
+ which will need a SOM relocation (except for some PC-relative relocs).
+ In such cases we should treat the "val" or "addend" as zero since it
+ will be added in as needed from fx_offset in tc_gen_reloc. */
+ if ((fixP->fx_addsy != NULL
+ || fixP->fx_r_type == R_HPPA_NONE)
+#ifdef OBJ_SOM
+ && fmt != 32
+#endif
+ )
+ new_val = ((fmt == 12 || fmt == 17 || fmt == 22) ? 8 : 0);
+#ifdef OBJ_SOM
+ /* These field selectors imply that we do not want an addend. */
+ else if (hppa_fixP->fx_r_field == e_psel
+ || hppa_fixP->fx_r_field == e_rpsel
+ || hppa_fixP->fx_r_field == e_lpsel
+ || hppa_fixP->fx_r_field == e_tsel
+ || hppa_fixP->fx_r_field == e_rtsel
+ || hppa_fixP->fx_r_field == e_ltsel)
+ new_val = ((fmt == 12 || fmt == 17 || fmt == 22) ? 8 : 0);
+ /* This is truely disgusting. The machine independent code blindly
+ adds in the value of the symbol being relocated against. Damn! */
+ else if (fmt == 32
+ && fixP->fx_addsy != NULL
+ && S_GET_SEGMENT (fixP->fx_addsy) != bfd_com_section_ptr)
+ new_val = hppa_field_adjust (*valp - S_GET_VALUE (fixP->fx_addsy),
+ 0, hppa_fixP->fx_r_field);
+#endif
else
- new_val = 0;
+ new_val = hppa_field_adjust (*valp, 0, hppa_fixP->fx_r_field);
+ /* Handle pc-relative exceptions from above. */
+#define arg_reloc_stub_needed(CALLER, CALLEE) \
+ ((CALLEE) && (CALLER) && ((CALLEE) != (CALLER)))
+ if ((fmt == 12 || fmt == 17 || fmt == 22)
+ && fixP->fx_addsy
+ && fixP->fx_pcrel
+#ifdef OBJ_SOM
+ && !arg_reloc_stub_needed ((long) ((obj_symbol_type *)
+ symbol_get_bfdsym (fixP->fx_addsy))->tc_data.ap.hppa_arg_reloc,
+ hppa_fixP->fx_arg_reloc)
+#endif
+ && (((int)(*valp) > -262144 && (int)(*valp) < 262143) && fmt != 22)
+ && S_GET_SEGMENT (fixP->fx_addsy) == hppa_fixP->segment
+ && !(fixP->fx_subsy
+ && S_GET_SEGMENT (fixP->fx_subsy) != hppa_fixP->segment))
+
+ new_val = hppa_field_adjust (*valp, 0, hppa_fixP->fx_r_field);
+#undef arg_reloc_stub_needed
+
+ insn = bfd_get_32 (stdoutput, buf);
switch (fmt)
{
+ case 10:
+ CHECK_FIELD (new_val, 8191, -8192, 0);
+ val = new_val;
+
+ insn = (insn & ~ 0x3ff1) | (((val & 0x1ff8) << 1)
+ | ((val & 0x2000) >> 13));
+ break;
+ case -11:
+ CHECK_FIELD (new_val, 8191, -8192, 0);
+ val = new_val;
+
+ insn = (insn & ~ 0x3ff9) | (((val & 0x1ffc) << 1)
+ | ((val & 0x2000) >> 13));
+ break;
/* Handle all opcodes with the 'j' operand type. */
case 14:
CHECK_FIELD (new_val, 8191, -8192, 0);
+ val = new_val;
- /* Mask off 14 bits to be changed. */
- bfd_put_32 (stdoutput,
- bfd_get_32 (stdoutput, buf) & 0xffffc000,
- buf);
- low_sign_unext (new_val, 14, &result);
+ insn = ((insn & ~ 0x3fff) | low_sign_unext (val, 14));
break;
/* Handle all opcodes with the 'k' operand type. */
case 21:
- CHECK_FIELD (new_val, 2097152, 0, 0);
+ CHECK_FIELD (new_val, 1048576, -1048576, 0);
+ val = new_val;
- /* Mask off 21 bits to be changed. */
- bfd_put_32 (stdoutput,
- bfd_get_32 (stdoutput, buf) & 0xffe00000,
- buf);
- dis_assemble_21 (new_val, &result);
+ insn = re_assemble_21 (insn, val);
break;
/* Handle all the opcodes with the 'i' operand type. */
case 11:
CHECK_FIELD (new_val, 1023, -1023, 0);
+ val = new_val;
- /* Mask off 11 bits to be changed. */
- bfd_put_32 (stdoutput,
- bfd_get_32 (stdoutput, buf) & 0xffff800,
- buf);
- low_sign_unext (new_val, 11, &result);
+ insn = (insn & ~ 0x7ff) | low_sign_unext (val, 11);
break;
/* Handle all the opcodes with the 'w' operand type. */
case 12:
- CHECK_FIELD (new_val, 8191, -8192, 0)
+ CHECK_FIELD (new_val, 8199, -8184, 0);
+ val = new_val;
- /* Mask off 11 bits to be changed. */
- sign_unext ((new_val - 8) >> 2, 12, &result);
- bfd_put_32 (stdoutput,
- bfd_get_32 (stdoutput, buf) & 0xffffe002,
- buf);
-
- dis_assemble_12 (result, &w1, &w);
- result = ((w1 << 2) | w);
+ insn = re_assemble_12 (insn, (val - 8) >> 2);
break;
/* Handle some of the opcodes with the 'W' operand type. */
case 17:
+ {
+ offsetT distance = *valp;
-#define stub_needed(CALLER, CALLEE) \
- ((CALLEE) && (CALLER) && ((CALLEE) != (CALLER)))
- /* It is necessary to force PC-relative calls/jumps to have a
- relocation entry if they're going to need either a argument
- relocation or long call stub. FIXME. Can't we need the same
- for absolute calls? */
- if (fixP->fx_addsy
- && (stub_needed (((obj_symbol_type *)
- fixP->fx_addsy->bsym)->tc_data.hppa_arg_reloc,
- hppa_fixP->fx_arg_reloc)))
- return 1;
-#undef stub_needed
-
- CHECK_FIELD (new_val, 262143, -262144, 0);
-
- /* Mask off 17 bits to be changed. */
- bfd_put_32 (stdoutput,
- bfd_get_32 (stdoutput, buf) & 0xffe0e002,
- buf);
- sign_unext ((new_val - 8) >> 2, 17, &result);
- dis_assemble_17 (result, &w1, &w2, &w);
- result = ((w2 << 2) | (w1 << 16) | w);
- break;
+ /* If this is an absolute branch (ie no link) with an out of
+ range target, then we want to complain. */
+ if (fixP->fx_r_type == R_HPPA_PCREL_CALL
+ && (insn & 0xffe00000) == 0xe8000000)
+ CHECK_FIELD (distance, 262143, -262144, 0);
+
+ CHECK_FIELD (new_val, 262143, -262144, 0);
+ val = new_val;
+
+ insn = re_assemble_17 (insn, (val - 8) >> 2);
+ break;
+ }
+
+ case 22:
+ {
+ offsetT distance = *valp;
+
+ /* If this is an absolute branch (ie no link) with an out of
+ range target, then we want to complain. */
+ if (fixP->fx_r_type == R_HPPA_PCREL_CALL
+ && (insn & 0xffe00000) == 0xe8000000)
+ CHECK_FIELD (distance, 8388607, -8388608, 0);
+
+ CHECK_FIELD (new_val, 8388607, -8388608, 0);
+ val = new_val;
+
+ insn = re_assemble_22 (insn, (val - 8) >> 2);
+ break;
+ }
case 32:
- result = 0;
- fixP->fx_addnumber = fixP->fx_offset;
- /* If we have a real relocation, then we want zero to
- be stored in the object file. If no relocation is going
- to be emitted, then we need to store new_val into the
- object file. */
- if (fixP->fx_addsy)
- bfd_put_32 (stdoutput, 0, buf);
- else
- bfd_put_32 (stdoutput, new_val, buf);
- return 1;
+ insn = new_val;
break;
- case 0:
- return 1;
-
default:
- as_bad ("Unknown relocation encountered in md_apply_fix.");
- return 1;
+ as_bad (_("Unknown relocation encountered in md_apply_fix."));
+ return 0;
}
/* Insert the relocation. */
- bfd_put_32 (stdoutput, bfd_get_32 (stdoutput, buf) | result, buf);
+ bfd_put_32 (stdoutput, insn, buf);
return 1;
}
else
{
- printf ("no hppa_fixup entry for this fixup (fixP = 0x%x, type = 0x%x)\n",
+ printf (_("no hppa_fixup entry for this fixup (fixP = 0x%x, type = 0x%x)\n"),
(unsigned int) fixP, fixP->fx_r_type);
return 0;
}
return fixP->fx_where + fixP->fx_frag->fr_address;
}
-/* Return nonzero if the input line pointer is at the end of
+/* Return nonzero if the input line pointer is at the end of
a statement. */
static int
static int
pa_parse_number (s, result)
char **s;
- struct pa_89_fp_reg_struct *result;
+ struct pa_11_fp_reg_struct *result;
{
int num;
char *name;
p++;
c = *p;
/* Tege hack: Special case for general registers as the general
- code makes a binary search with case translation, and is VERY
+ code makes a binary search with case translation, and is VERY
slow. */
if (c == 'r')
{
else if (!isdigit (*p))
{
if (print_errors)
- as_bad ("Undefined register: '%s'.", name);
+ as_bad (_("Undefined register: '%s'."), name);
num = -1;
}
else
else
{
if (print_errors)
- as_bad ("Undefined register: '%s'.", name);
+ as_bad (_("Undefined register: '%s'."), name);
num = -1;
}
*p = c;
else
{
if (print_errors)
- as_bad ("Non-absolute symbol: '%s'.", name);
+ as_bad (_("Non-absolute symbol: '%s'."), name);
num = -1;
}
}
else
{
if (print_errors)
- as_bad ("Undefined absolute constant: '%s'.", name);
+ as_bad (_("Undefined absolute constant: '%s'."), name);
num = -1;
}
}
/* Return nonzero if the given INSN and L/R information will require
- a new PA-89 opcode. */
+ a new PA-1.1 opcode. */
static int
-need_89_opcode (insn, result)
+need_pa11_opcode (insn, result)
struct pa_it *insn;
- struct pa_89_fp_reg_struct *result;
+ struct pa_11_fp_reg_struct *result;
{
if (result->l_r_select == 1 && !(insn->fpof1 == DBL && insn->fpof2 == DBL))
- return TRUE;
+ {
+ /* If this instruction is specific to a particular architecture,
+ then set a new architecture. */
+ if (bfd_get_mach (stdoutput) < pa11)
+ {
+ if (!bfd_set_arch_mach (stdoutput, bfd_arch_hppa, pa11))
+ as_warn (_("could not update architecture and machine"));
+ }
+ return TRUE;
+ }
else
return FALSE;
}
}
}
- as_bad ("Invalid FP Compare Condition: %s", *s);
+ as_bad (_("Invalid FP Compare Condition: %s"), *s);
/* Advance over the bogus completer. */
while (**s != ',' && **s != ' ' && **s != '\t')
return 0;
}
+/* Parse a graphics test complete for ftest. */
+
+static int
+pa_parse_ftest_gfx_completer (s)
+ char **s;
+{
+ int value;
+
+ value = 0;
+ if (strncasecmp (*s, "acc8", 4) == 0)
+ {
+ value = 5;
+ *s += 4;
+ }
+ else if (strncasecmp (*s, "acc6", 4) == 0)
+ {
+ value = 9;
+ *s += 4;
+ }
+ else if (strncasecmp (*s, "acc4", 4) == 0)
+ {
+ value = 13;
+ *s += 4;
+ }
+ else if (strncasecmp (*s, "acc2", 4) == 0)
+ {
+ value = 17;
+ *s += 4;
+ }
+ else if (strncasecmp (*s, "acc", 3) == 0)
+ {
+ value = 1;
+ *s += 3;
+ }
+ else if (strncasecmp (*s, "rej8", 4) == 0)
+ {
+ value = 6;
+ *s += 4;
+ }
+ else if (strncasecmp (*s, "rej", 3) == 0)
+ {
+ value = 2;
+ *s += 3;
+ }
+ else
+ {
+ value = 0;
+ as_bad (_("Invalid FTEST completer: %s"), *s);
+ }
+
+ return value;
+}
+
+/* Parse an FP operand format completer returning the completer
+ type. */
+
+static fp_operand_format
+pa_parse_fp_cnv_format (s)
+ char **s;
+{
+ int format;
+
+ format = SGL;
+ if (**s == ',')
+ {
+ *s += 1;
+ if (strncasecmp (*s, "sgl", 3) == 0)
+ {
+ format = SGL;
+ *s += 4;
+ }
+ else if (strncasecmp (*s, "dbl", 3) == 0)
+ {
+ format = DBL;
+ *s += 4;
+ }
+ else if (strncasecmp (*s, "quad", 4) == 0)
+ {
+ format = QUAD;
+ *s += 5;
+ }
+ else if (strncasecmp (*s, "w", 1) == 0)
+ {
+ format = W;
+ *s += 2;
+ }
+ else if (strncasecmp (*s, "uw", 2) == 0)
+ {
+ format = UW;
+ *s += 3;
+ }
+ else if (strncasecmp (*s, "dw", 2) == 0)
+ {
+ format = DW;
+ *s += 3;
+ }
+ else if (strncasecmp (*s, "udw", 3) == 0)
+ {
+ format = UDW;
+ *s += 4;
+ }
+ else if (strncasecmp (*s, "qw", 2) == 0)
+ {
+ format = QW;
+ *s += 3;
+ }
+ else if (strncasecmp (*s, "uqw", 3) == 0)
+ {
+ format = UQW;
+ *s += 4;
+ }
+ else
+ {
+ format = ILLEGAL_FMT;
+ as_bad (_("Invalid FP Operand Format: %3s"), *s);
+ }
+ }
+
+ return format;
+}
+
/* Parse an FP operand format completer returning the completer
type. */
else
{
format = ILLEGAL_FMT;
- as_bad ("Invalid FP Operand Format: %3s", *s);
+ as_bad (_("Invalid FP Operand Format: %3s"), *s);
}
}
{
int middle, low, high;
int cmp;
- char name[3];
+ char name[4];
/* Read past any whitespace. */
/* FIXME: should we read past newlines and formfeeds??? */
name[0] = tolower ((*str)[0]),
name[1] = tolower ((*str)[1]),
name[2] = 0;
+ else if ((*str)[3] == '\'' || (*str)[3] == '%')
+ name[0] = tolower ((*str)[0]),
+ name[1] = tolower ((*str)[1]),
+ name[2] = tolower ((*str)[2]),
+ name[3] = 0;
else
return e_fsel;
else
{
*str += strlen (name) + 1;
+#ifndef OBJ_SOM
+ if (selector_table[middle].field_selector == e_nsel)
+ return e_fsel;
+#endif
return selector_table[middle].field_selector;
}
}
|| seg == undefined_section
|| SEG_NORMAL (seg)))
{
- as_warn ("Bad segment in expression.");
+ as_warn (_("Bad segment in expression."));
expr_end = input_line_pointer;
input_line_pointer = save_in;
return 1;
save_in = input_line_pointer;
input_line_pointer = *strp;
expression (&insn->exp);
+ /* This is not perfect, but is a huge improvement over doing nothing.
+
+ The PA assembly syntax is ambigious in a variety of ways. Consider
+ this string "4 %r5" Is that the number 4 followed by the register
+ r5, or is that 4 MOD 5?
+
+ If we get a modulo expresion When looking for an absolute, we try
+ again cutting off the input string at the first whitespace character. */
+ if (insn->exp.X_op == O_modulus)
+ {
+ char *s, c;
+ int retval;
+
+ input_line_pointer = *strp;
+ s = *strp;
+ while (*s != ',' && *s != ' ' && *s != '\t')
+ s++;
+
+ c = *s;
+ *s = 0;
+
+ retval = pa_get_absolute_expression (insn, strp);
+
+ input_line_pointer = save_in;
+ *s = c;
+ return evaluate_absolute (insn);
+ }
+ /* When in strict mode we have a non-match, fix up the pointers
+ and return to our caller. */
+ if (insn->exp.X_op != O_constant && strict)
+ {
+ expr_end = input_line_pointer;
+ input_line_pointer = save_in;
+ return 0;
+ }
if (insn->exp.X_op != O_constant)
{
- as_bad ("Bad segment (should be absolute).");
+ as_bad (_("Bad segment (should be absolute)."));
expr_end = input_line_pointer;
input_line_pointer = save_in;
return 0;
return evaluate_absolute (insn);
}
-/* Evaluate an absolute expression EXP which may be modified by
+/* Evaluate an absolute expression EXP which may be modified by
the selector FIELD_SELECTOR. Return the value of the expression. */
static int
evaluate_absolute (insn)
struct pa_it *insn;
{
- int value;
+ offsetT value;
expressionS exp;
int field_selector = insn->field_selector;
- exp = insn->exp;
- value = exp.X_add_number;
-
- switch (field_selector)
- {
- /* No change. */
- case e_fsel:
- break;
-
- /* If bit 21 is on then add 0x800 and arithmetic shift right 11 bits. */
- case e_lssel:
- if (value & 0x00000400)
- value += 0x800;
- value = (value & 0xfffff800) >> 11;
- break;
-
- /* Sign extend from bit 21. */
- case e_rssel:
- if (value & 0x00000400)
- value |= 0xfffff800;
- else
- value &= 0x7ff;
- break;
-
- /* Arithmetic shift right 11 bits. */
- case e_lsel:
- value = (value & 0xfffff800) >> 11;
- break;
-
- /* Set bits 0-20 to zero. */
- case e_rsel:
- value = value & 0x7ff;
- break;
-
- /* Add 0x800 and arithmetic shift right 11 bits. */
- case e_ldsel:
- value += 0x800;
- value = (value & 0xfffff800) >> 11;
- break;
-
- /* Set bitgs 0-21 to one. */
- case e_rdsel:
- value |= 0xfffff800;
- break;
-
-#define RSEL_ROUND(c) (((c) + 0x1000) & ~0x1fff)
- case e_rrsel:
- value = (RSEL_ROUND (value) & 0x7ff) + (value - RSEL_ROUND (value));
- break;
-
- case e_lrsel:
- value = (RSEL_ROUND (value) >> 11) & 0x1fffff;
- break;
-#undef RSEL_ROUND
+ exp = insn->exp;
+ value = exp.X_add_number;
- default:
- BAD_CASE (field_selector);
- break;
- }
- return value;
+ return hppa_field_adjust (0, value, field_selector);
}
/* Given an argument location specification return the associated
else if (strncasecmp (type_name, "fu", 2) == 0)
return 3;
else
- as_bad ("Invalid argument location: %s\n", type_name);
+ as_bad (_("Invalid argument location: %s\n"), type_name);
return 0;
}
new_reloc <<= 2;
break;
default:
- as_bad ("Invalid argument description: %d", reg);
+ as_bad (_("Invalid argument description: %d"), reg);
}
return new_reloc;
nullif = 1;
else
{
- as_bad ("Invalid Nullification: (%c)", **s);
+ as_bad (_("Invalid Nullification: (%c)"), **s);
nullif = 0;
}
*s = *s + 1;
char *name = *s + 1;
char c;
char *save_s = *s;
+ int nullify = 0;
cmpltr = 0;
if (**s == ',')
*s += 1;
c = **s;
**s = 0x00;
+
+
if (strcmp (name, "=") == 0)
{
cmpltr = 1;
else if (strcasecmp (name, "n") == 0 && isbranch)
{
cmpltr = 0;
+ nullify = 1;
}
else
{
}
/* Reset pointers if this was really a ,n for a branch instruction. */
- if (cmpltr == 0 && *name == 'n' && isbranch)
+ if (nullify)
*s = save_s;
+
return cmpltr;
}
char *name = *s + 1;
char c;
char *save_s = *s;
+ int nullify = 0;
cmpltr = 0;
if (**s == ',')
*s += 1;
c = **s;
**s = 0x00;
+
+
if (strcasecmp (name, "tr") == 0)
{
cmpltr = 0;
else if (strcasecmp (name, "n") == 0 && isbranch)
{
cmpltr = 0;
+ nullify = 1;
}
else
{
}
/* Reset pointers if this was really a ,n for a branch instruction. */
- if (cmpltr == 0 && *name == 'n' && isbranch)
+ if (nullify)
*s = save_s;
+
+ return cmpltr;
+}
+
+
+/* Parse a 64 bit compare and branch completer returning the number (for
+ encoding in instrutions) of the given completer.
+
+ Nonnegated comparisons are returned as 0-7, negated comparisons are
+ returned as 8-15. */
+
+static int
+pa_parse_cmpb_64_cmpltr (s)
+ char **s;
+{
+ int cmpltr;
+ char *name = *s + 1;
+ char c;
+
+ cmpltr = -1;
+ if (**s == ',')
+ {
+ *s += 1;
+ while (**s != ',' && **s != ' ' && **s != '\t')
+ *s += 1;
+ c = **s;
+ **s = 0x00;
+
+ if (strcmp (name, "*") == 0)
+ {
+ cmpltr = 0;
+ }
+ else if (strcmp (name, "*=") == 0)
+ {
+ cmpltr = 1;
+ }
+ else if (strcmp (name, "*<") == 0)
+ {
+ cmpltr = 2;
+ }
+ else if (strcmp (name, "*<=") == 0)
+ {
+ cmpltr = 3;
+ }
+ else if (strcmp (name, "*<<") == 0)
+ {
+ cmpltr = 4;
+ }
+ else if (strcmp (name, "*<<=") == 0)
+ {
+ cmpltr = 5;
+ }
+ else if (strcasecmp (name, "*sv") == 0)
+ {
+ cmpltr = 6;
+ }
+ else if (strcasecmp (name, "*od") == 0)
+ {
+ cmpltr = 7;
+ }
+ else if (strcasecmp (name, "*tr") == 0)
+ {
+ cmpltr = 8;
+ }
+ else if (strcmp (name, "*<>") == 0)
+ {
+ cmpltr = 9;
+ }
+ else if (strcmp (name, "*>=") == 0)
+ {
+ cmpltr = 10;
+ }
+ else if (strcmp (name, "*>") == 0)
+ {
+ cmpltr = 11;
+ }
+ else if (strcmp (name, "*>>=") == 0)
+ {
+ cmpltr = 12;
+ }
+ else if (strcmp (name, "*>>") == 0)
+ {
+ cmpltr = 13;
+ }
+ else if (strcasecmp (name, "*nsv") == 0)
+ {
+ cmpltr = 14;
+ }
+ else if (strcasecmp (name, "*ev") == 0)
+ {
+ cmpltr = 15;
+ }
+ else
+ {
+ cmpltr = -1;
+ }
+ **s = c;
+ }
+
+
+ return cmpltr;
+}
+
+/* Parse a 64 bit compare immediate and branch completer returning the number
+ (for encoding in instrutions) of the given completer. */
+
+static int
+pa_parse_cmpib_64_cmpltr (s)
+ char **s;
+{
+ int cmpltr;
+ char *name = *s + 1;
+ char c;
+
+ cmpltr = -1;
+ if (**s == ',')
+ {
+ *s += 1;
+ while (**s != ',' && **s != ' ' && **s != '\t')
+ *s += 1;
+ c = **s;
+ **s = 0x00;
+
+ if (strcmp (name, "*<<") == 0)
+ {
+ cmpltr = 0;
+ }
+ else if (strcmp (name, "*=") == 0)
+ {
+ cmpltr = 1;
+ }
+ else if (strcmp (name, "*<") == 0)
+ {
+ cmpltr = 2;
+ }
+ else if (strcmp (name, "*<=") == 0)
+ {
+ cmpltr = 3;
+ }
+ else if (strcmp (name, "*>>=") == 0)
+ {
+ cmpltr = 4;
+ }
+ else if (strcmp (name, "*<>") == 0)
+ {
+ cmpltr = 5;
+ }
+ else if (strcasecmp (name, "*>=") == 0)
+ {
+ cmpltr = 6;
+ }
+ else if (strcasecmp (name, "*>") == 0)
+ {
+ cmpltr = 7;
+ }
+ else
+ {
+ cmpltr = -1;
+ }
+ **s = c;
+ }
+
+
return cmpltr;
}
ISBRANCH specifies whether or not this is parsing a condition
completer for a branch (vs a nullification completer for a
- computational instruction. */
+ computational instruction). */
static int
pa_parse_neg_add_cmpltr (s, isbranch)
return cmpltr;
}
+/* Parse a 64 bit wide mode add and branch completer returning the number (for
+ encoding in instrutions) of the given completer. */
+
+static int
+pa_parse_addb_64_cmpltr (s)
+ char **s;
+{
+ int cmpltr;
+ char *name = *s + 1;
+ char c;
+ char *save_s = *s;
+ int nullify = 0;
+
+ cmpltr = 0;
+ if (**s == ',')
+ {
+ *s += 1;
+ while (**s != ',' && **s != ' ' && **s != '\t')
+ *s += 1;
+ c = **s;
+ **s = 0x00;
+ if (strcmp (name, "=") == 0)
+ {
+ cmpltr = 1;
+ }
+ else if (strcmp (name, "<") == 0)
+ {
+ cmpltr = 2;
+ }
+ else if (strcmp (name, "<=") == 0)
+ {
+ cmpltr = 3;
+ }
+ else if (strcasecmp (name, "nuv") == 0)
+ {
+ cmpltr = 4;
+ }
+ else if (strcasecmp (name, "*=") == 0)
+ {
+ cmpltr = 5;
+ }
+ else if (strcasecmp (name, "*<") == 0)
+ {
+ cmpltr = 6;
+ }
+ else if (strcasecmp (name, "*<=") == 0)
+ {
+ cmpltr = 7;
+ }
+ else if (strcmp (name, "tr") == 0)
+ {
+ cmpltr = 8;
+ }
+ else if (strcmp (name, "<>") == 0)
+ {
+ cmpltr = 9;
+ }
+ else if (strcmp (name, ">=") == 0)
+ {
+ cmpltr = 10;
+ }
+ else if (strcmp (name, ">") == 0)
+ {
+ cmpltr = 11;
+ }
+ else if (strcasecmp (name, "uv") == 0)
+ {
+ cmpltr = 12;
+ }
+ else if (strcasecmp (name, "*<>") == 0)
+ {
+ cmpltr = 13;
+ }
+ else if (strcasecmp (name, "*>=") == 0)
+ {
+ cmpltr = 14;
+ }
+ else if (strcasecmp (name, "*>") == 0)
+ {
+ cmpltr = 15;
+ }
+ /* If we have something like addb,n then there is no condition
+ completer. */
+ else if (strcasecmp (name, "n") == 0)
+ {
+ cmpltr = 0;
+ nullify = 1;
+ }
+ else
+ {
+ cmpltr = -1;
+ }
+ **s = c;
+ }
+
+ /* Reset pointers if this was really a ,n for a branch instruction. */
+ if (nullify)
+ *s = save_s;
+
+ return cmpltr;
+}
+
+#ifdef OBJ_SOM
+/* Handle an alignment directive. Special so that we can update the
+ alignment of the subspace if necessary. */
+static void
+pa_align (bytes)
+{
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+
+ /* Let the generic gas code do most of the work. */
+ s_align_bytes (bytes);
+
+ /* If bytes is a power of 2, then update the current subspace's
+ alignment if necessary. */
+ if (log2 (bytes) != -1)
+ record_alignment (current_subspace->ssd_seg, log2 (bytes));
+}
+#endif
+
/* Handle a .BLOCK type pseudo-op. */
static void
pa_block (z)
- int z;
+ int z ATTRIBUTE_UNUSED;
{
char *p;
long int temp_fill;
unsigned int temp_size;
- int i;
+ unsigned int i;
+
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
+ temp_size = get_absolute_expression ();
+
+ /* Always fill with zeros, that's what the HP assembler does. */
+ temp_fill = 0;
+
+ p = frag_var (rs_fill, (int) temp_size, (int) temp_size,
+ (relax_substateT) 0, (symbolS *) 0, (offsetT) 1, NULL);
+ memset (p, 0, temp_size);
+
+ /* Convert 2 bytes at a time. */
+
+ for (i = 0; i < temp_size; i += 2)
+ {
+ md_number_to_chars (p + i,
+ (valueT) temp_fill,
+ (int) ((temp_size - i) > 2 ? 2 : (temp_size - i)));
+ }
+
+ pa_undefine_label ();
+ demand_empty_rest_of_line ();
+}
+
+/* Handle a .begin_brtab and .end_brtab pseudo-op. */
+
+static void
+pa_brtab (begin)
+ int begin ATTRIBUTE_UNUSED;
+{
+
+#ifdef OBJ_SOM
+ /* The BRTAB relocations are only availble in SOM (to denote
+ the beginning and end of branch tables). */
+ char *where = frag_more (0);
+
+ fix_new_hppa (frag_now, where - frag_now->fr_literal, 0,
+ NULL, (offsetT) 0, NULL,
+ 0, begin ? R_HPPA_BEGIN_BRTAB : R_HPPA_END_BRTAB,
+ e_fsel, 0, 0, NULL);
+#endif
- temp_size = get_absolute_expression ();
+ demand_empty_rest_of_line ();
+}
- /* Always fill with zeros, that's what the HP assembler does. */
- temp_fill = 0;
+/* Handle a .begin_try and .end_try pseudo-op. */
- p = frag_var (rs_fill, (int) temp_size, (int) temp_size,
- (relax_substateT) 0, (symbolS *) 0, 1, NULL);
- bzero (p, temp_size);
+static void
+pa_try (begin)
+ int begin ATTRIBUTE_UNUSED;
+{
+#ifdef OBJ_SOM
+ expressionS exp;
+ char *where = frag_more (0);
- /* Convert 2 bytes at a time. */
+ if (! begin)
+ expression (&exp);
- for (i = 0; i < temp_size; i += 2)
- {
- md_number_to_chars (p + i,
- (valueT) temp_fill,
- (int) ((temp_size - i) > 2 ? 2 : (temp_size - i)));
- }
+ /* The TRY relocations are only availble in SOM (to denote
+ the beginning and end of exception handling regions). */
+
+ fix_new_hppa (frag_now, where - frag_now->fr_literal, 0,
+ NULL, (offsetT) 0, begin ? NULL : &exp,
+ 0, begin ? R_HPPA_BEGIN_TRY : R_HPPA_END_TRY,
+ e_fsel, 0, 0, NULL);
+#endif
- pa_undefine_label ();
demand_empty_rest_of_line ();
}
static void
pa_call (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
pa_call_args (&last_call_desc);
demand_empty_rest_of_line ();
}
}
else
{
- as_bad ("Invalid .CALL argument: %s", name);
+ as_bad (_("Invalid .CALL argument: %s"), name);
}
p = input_line_pointer;
*p = c;
}
#ifdef OBJ_ELF
-/* Build an entry in the UNWIND subspace from the given function
+/* Build an entry in the UNWIND subspace from the given function
attributes in CALL_INFO. This is not needed for SOM as using
R_ENTRY and R_EXIT relocations allow the linker to handle building
of the unwind spaces. */
{
char *unwind;
asection *seg, *save_seg;
- subsegT subseg, save_subseg;
- int i;
+ subsegT save_subseg;
+ unsigned int i;
+ int reloc;
char c, *p;
+ if (now_seg != text_section)
+ return;
+
+ if (bfd_get_arch_info (stdoutput)->bits_per_address == 32)
+ reloc = R_PARISC_DIR32;
+ else
+ reloc = R_PARISC_SEGREL32;
+
+ save_seg = now_seg;
+ save_subseg = now_subseg;
/* Get into the right seg/subseg. This may involve creating
the seg the first time through. Make sure to have the
old seg/subseg so that we can reset things when we are done. */
- subseg = SUBSEG_UNWIND;
seg = bfd_get_section_by_name (stdoutput, UNWIND_SECTION_NAME);
if (seg == ASEC_NULL)
{
- seg = bfd_make_section_old_way (stdoutput, UNWIND_SECTION_NAME);
+ seg = subseg_new (UNWIND_SECTION_NAME, 0);
bfd_set_section_flags (stdoutput, seg,
SEC_READONLY | SEC_HAS_CONTENTS
- | SEC_LOAD | SEC_RELOC);
+ | SEC_LOAD | SEC_RELOC | SEC_ALLOC | SEC_DATA);
+ bfd_set_section_alignment (stdoutput, seg, 2);
}
- save_seg = now_seg;
- save_subseg = now_subseg;
- subseg_set (seg, subseg);
+ subseg_set (seg, 0);
/* Get some space to hold relocation information for the unwind
descriptor. */
p = frag_more (4);
+ md_number_to_chars (p, 0, 4);
/* Relocation info. for start offset of the function. */
fix_new_hppa (frag_now, p - frag_now->fr_literal, 4,
call_info->start_symbol, (offsetT) 0,
- (expressionS *) NULL, 0, R_PARISC_DIR32, e_fsel, 32, 0,
- (char *) 0);
+ (expressionS *) NULL, 0, reloc,
+ e_fsel, 32, 0, NULL);
p = frag_more (4);
+ md_number_to_chars (p, 0, 4);
+
+ /* Relocation info. for end offset of the function.
+
+ Because we allow reductions of 32bit relocations for ELF, this will be
+ reduced to section_sym + offset which avoids putting the temporary
+ symbol into the symbol table. It (should) end up giving the same
+ value as call_info->start_symbol + function size once the linker is
+ finished with its work. */
- /* Relocation info. for end offset of the function. */
fix_new_hppa (frag_now, p - frag_now->fr_literal, 4,
call_info->end_symbol, (offsetT) 0,
- (expressionS *) NULL, 0, R_PARISC_DIR32, e_fsel, 32, 0,
- (char *) 0);
+ (expressionS *) NULL, 0, reloc,
+ e_fsel, 32, 0, NULL);
/* Dump it. */
unwind = (char *) &call_info->ci_unwind;
static void
pa_callinfo (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
char *name, c, *p;
int temp;
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
/* .CALLINFO must appear within a procedure definition. */
if (!within_procedure)
- as_bad (".callinfo is not within a procedure definition");
+ as_bad (_(".callinfo is not within a procedure definition"));
/* Mark the fact that we found the .CALLINFO for the
current procedure. */
temp = get_absolute_expression ();
if ((temp & 0x3) != 0)
{
- as_bad ("FRAME parameter must be a multiple of 8: %d\n", temp);
+ as_bad (_("FRAME parameter must be a multiple of 8: %d\n"), temp);
temp = 0;
}
input_line_pointer++;
temp = get_absolute_expression ();
/* The HP assembler accepts 19 as the high bound for ENTRY_GR
- even though %r19 is caller saved. I think this is a bug in
+ even though %r19 is caller saved. I think this is a bug in
the HP assembler, and we are not going to emulate it. */
if (temp < 3 || temp > 18)
- as_bad ("Value for ENTRY_GR must be in the range 3..18\n");
+ as_bad (_("Value for ENTRY_GR must be in the range 3..18\n"));
last_call_info->ci_unwind.descriptor.entry_gr = temp - 2;
}
else if ((strncasecmp (name, "entry_fr", 8) == 0))
*p = c;
input_line_pointer++;
temp = get_absolute_expression ();
- /* Similarly the HP assembler takes 31 as the high bound even
+ /* Similarly the HP assembler takes 31 as the high bound even
though %fr21 is the last callee saved floating point register. */
if (temp < 12 || temp > 21)
- as_bad ("Value for ENTRY_FR must be in the range 12..21\n");
+ as_bad (_("Value for ENTRY_FR must be in the range 12..21\n"));
last_call_info->ci_unwind.descriptor.entry_fr = temp - 11;
}
else if ((strncasecmp (name, "entry_sr", 8) == 0))
input_line_pointer++;
temp = get_absolute_expression ();
if (temp != 3)
- as_bad ("Value for ENTRY_SR must be 3\n");
+ as_bad (_("Value for ENTRY_SR must be 3\n"));
}
/* Note whether or not this function performs any calls. */
else if ((strncasecmp (name, "calls", 5) == 0) ||
}
else
{
- as_bad ("Invalid .CALLINFO argument: %s", name);
+ as_bad (_("Invalid .CALLINFO argument: %s"), name);
*input_line_pointer = c;
}
if (!is_end_of_statement ())
static void
pa_code (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
- sd_chain_struct *sdchain;
-
- /* First time through it might be necessary to create the
- $TEXT$ space. */
- if ((sdchain = is_defined_space ("$TEXT$")) == NULL)
- {
- sdchain = create_new_space (pa_def_spaces[0].name,
- pa_def_spaces[0].spnum,
- pa_def_spaces[0].loadable,
- pa_def_spaces[0].defined,
- pa_def_spaces[0].private,
- pa_def_spaces[0].sort,
- pa_def_spaces[0].segment, 0);
- }
-
- SPACE_DEFINED (sdchain) = 1;
- subseg_set (text_section, SUBSEG_CODE);
- demand_empty_rest_of_line ();
+#ifdef OBJ_SOM
+ current_space = is_defined_space ("$TEXT$");
+ current_subspace
+ = pa_subsegment_to_subspace (current_space->sd_seg, 0);
+#endif
+ s_text (0);
+ pa_undefine_label ();
}
/* This is different than the standard GAS s_comm(). On HP9000/800 machines,
where <label> is optional and is a symbol whose address will be the start of
a block of memory <length> bytes long. <length> must be an absolute
expression. <length> bytes will be allocated in the current space
- and subspace. */
+ and subspace.
+
+ Also note the label may not even be on the same line as the .comm.
+
+ This difference in syntax means the colon function will be called
+ on the symbol before we arrive in pa_comm. colon will set a number
+ of attributes of the symbol that need to be fixed here. In particular
+ the value, section pointer, fragment pointer, flags, etc. What
+ a pain.
+
+ This also makes error detection all but impossible. */
static void
pa_comm (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
unsigned int size;
symbolS *symbol;
if (symbol)
{
- /* It is incorrect to check S_IS_DEFINED at this point as
- the symbol will *always* be defined. FIXME. How to
- correctly determine when this label really as been
- defined before. */
- if (S_GET_VALUE (symbol))
- {
- if (S_GET_VALUE (symbol) != size)
- {
- as_warn ("Length of .comm \"%s\" is already %ld. Not changed.",
- S_GET_NAME (symbol), S_GET_VALUE (symbol));
- return;
- }
- }
- else
- {
- S_SET_VALUE (symbol, size);
- S_SET_SEGMENT (symbol, &bfd_und_section);
- S_SET_EXTERNAL (symbol);
+ S_SET_VALUE (symbol, size);
+ S_SET_SEGMENT (symbol, bfd_und_section_ptr);
+ S_SET_EXTERNAL (symbol);
- /* Keep this until we verify that the generic resolving
- code in write.c is fixed. */
- symbol->sy_resolved = 1;
-
- }
+ /* colon() has already set the frag to the current location in the
+ current subspace; we need to reset the fragment to the zero address
+ fragment. We also need to reset the segment pointer. */
+ symbol_set_frag (symbol, &zero_address_frag);
}
demand_empty_rest_of_line ();
}
static void
pa_end (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
demand_empty_rest_of_line ();
}
/* Process a .ENTER pseudo-op. This is not supported. */
static void
pa_enter (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
- abort ();
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
+ as_bad (_("The .ENTER pseudo-op is not supported"));
+ demand_empty_rest_of_line ();
}
/* Process a .ENTRY pseudo-op. .ENTRY marks the beginning of the
procesure. */
static void
pa_entry (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
if (!within_procedure)
- as_bad ("Misplaced .entry. Ignored.");
+ as_bad (_("Misplaced .entry. Ignored."));
else
{
if (!callinfo_found)
- as_bad ("Missing .callinfo.");
+ as_bad (_("Missing .callinfo."));
}
demand_empty_rest_of_line ();
within_entry_exit = TRUE;
char *where = frag_more (0);
fix_new_hppa (frag_now, where - frag_now->fr_literal, 0,
- last_call_info->start_symbol, (offsetT) 0, NULL,
+ NULL, (offsetT) 0, NULL,
0, R_HPPA_ENTRY, e_fsel, 0, 0,
- (char *) &last_call_info->ci_unwind.descriptor);
+ (int *) &last_call_info->ci_unwind.descriptor);
}
#endif
}
S_SET_VALUE (symbol, pa_parse_number (&input_line_pointer, 0));
else
S_SET_VALUE (symbol, (unsigned int) get_absolute_expression ());
- S_SET_SEGMENT (symbol, &bfd_abs_section);
+ S_SET_SEGMENT (symbol, bfd_abs_section_ptr);
}
else
{
if (reg)
- as_bad (".REG must use a label");
+ as_bad (_(".REG must use a label"));
else
- as_bad (".EQU must use a label");
+ as_bad (_(".EQU must use a label"));
}
pa_undefine_label ();
if we split the unwind bits up between the relocations which
denote the entry and exit points. */
fix_new_hppa (frag_now, where - frag_now->fr_literal, 0,
- last_call_info->start_symbol, (offsetT) 0,
- NULL, 0, R_HPPA_EXIT, e_fsel, 0, 0, NULL);
+ NULL, (offsetT) 0,
+ NULL, 0, R_HPPA_EXIT, e_fsel, 0, 0,
+ (int *) &last_call_info->ci_unwind.descriptor + 1);
#endif
}
static void
pa_exit (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
if (!within_procedure)
- as_bad (".EXIT must appear within a procedure");
+ as_bad (_(".EXIT must appear within a procedure"));
else
{
if (!callinfo_found)
- as_bad ("Missing .callinfo");
+ as_bad (_("Missing .callinfo"));
else
{
if (!within_entry_exit)
- as_bad ("No .ENTRY for this .EXIT");
+ as_bad (_("No .ENTRY for this .EXIT"));
else
{
within_entry_exit = FALSE;
}
/* Process a .EXPORT directive. This makes functions external
- and provides information such as argument relocation entries
+ and provides information such as argument relocation entries
to callers. */
static void
pa_export (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
char *name, c, *p;
symbolS *symbol;
/* Make sure the given symbol exists. */
if ((symbol = symbol_find_or_make (name)) == NULL)
{
- as_bad ("Cannot define export symbol: %s\n", name);
+ as_bad (_("Cannot define export symbol: %s\n"), name);
p = input_line_pointer;
*p = c;
input_line_pointer++;
char *name, c, *p;
unsigned int temp, arg_reloc;
pa_symbol_type type = SYMBOL_TYPE_UNKNOWN;
- obj_symbol_type *symbol = (obj_symbol_type *) symbolP->bsym;
+#ifdef OBJ_SOM
+ obj_symbol_type *symbol = (obj_symbol_type *) symbol_get_bfdsym (symbolP);
+#endif
if (strncasecmp (input_line_pointer, "absolute", 8) == 0)
{
input_line_pointer += 8;
- symbolP->bsym->flags &= ~BSF_FUNCTION;
- S_SET_SEGMENT (symbolP, &bfd_abs_section);
+ symbol_get_bfdsym (symbolP)->flags &= ~BSF_FUNCTION;
+ S_SET_SEGMENT (symbolP, bfd_abs_section_ptr);
type = SYMBOL_TYPE_ABSOLUTE;
}
else if (strncasecmp (input_line_pointer, "code", 4) == 0)
Complain if one tries to EXPORT a CODE type since that's never
done. Both GCC and HP C still try to IMPORT CODE types, so
silently fix them to be ENTRY types. */
- if (symbolP->bsym->flags & BSF_FUNCTION)
+ if (S_IS_FUNCTION (symbolP))
{
if (is_export)
- as_tsktsk ("Using ENTRY rather than CODE in export directive for %s", symbolP->bsym->name);
+ as_tsktsk (_("Using ENTRY rather than CODE in export directive for %s"),
+ S_GET_NAME (symbolP));
- symbolP->bsym->flags |= BSF_FUNCTION;
+ symbol_get_bfdsym (symbolP)->flags |= BSF_FUNCTION;
type = SYMBOL_TYPE_ENTRY;
}
else
{
- symbolP->bsym->flags &= ~BSF_FUNCTION;
+ symbol_get_bfdsym (symbolP)->flags &= ~BSF_FUNCTION;
type = SYMBOL_TYPE_CODE;
}
}
else if (strncasecmp (input_line_pointer, "data", 4) == 0)
{
input_line_pointer += 4;
- symbolP->bsym->flags &= ~BSF_FUNCTION;
+ symbol_get_bfdsym (symbolP)->flags &= ~BSF_FUNCTION;
+ symbol_get_bfdsym (symbolP)->flags |= BSF_OBJECT;
type = SYMBOL_TYPE_DATA;
}
else if ((strncasecmp (input_line_pointer, "entry", 5) == 0))
{
input_line_pointer += 5;
- symbolP->bsym->flags |= BSF_FUNCTION;
+ symbol_get_bfdsym (symbolP)->flags |= BSF_FUNCTION;
type = SYMBOL_TYPE_ENTRY;
}
else if (strncasecmp (input_line_pointer, "millicode", 9) == 0)
{
input_line_pointer += 9;
- symbolP->bsym->flags |= BSF_FUNCTION;
+ symbol_get_bfdsym (symbolP)->flags |= BSF_FUNCTION;
type = SYMBOL_TYPE_MILLICODE;
}
else if (strncasecmp (input_line_pointer, "plabel", 6) == 0)
{
input_line_pointer += 6;
- symbolP->bsym->flags &= ~BSF_FUNCTION;
+ symbol_get_bfdsym (symbolP)->flags &= ~BSF_FUNCTION;
type = SYMBOL_TYPE_PLABEL;
}
else if (strncasecmp (input_line_pointer, "pri_prog", 8) == 0)
{
input_line_pointer += 8;
- symbolP->bsym->flags |= BSF_FUNCTION;
+ symbol_get_bfdsym (symbolP)->flags |= BSF_FUNCTION;
type = SYMBOL_TYPE_PRI_PROG;
}
else if (strncasecmp (input_line_pointer, "sec_prog", 8) == 0)
{
input_line_pointer += 8;
- symbolP->bsym->flags |= BSF_FUNCTION;
+ symbol_get_bfdsym (symbolP)->flags |= BSF_FUNCTION;
type = SYMBOL_TYPE_SEC_PROG;
}
than BFD understands. This is how we get this information
to the SOM BFD backend. */
#ifdef obj_set_symbol_type
- obj_set_symbol_type (symbolP->bsym, (int) type);
+ obj_set_symbol_type (symbol_get_bfdsym (symbolP), (int) type);
#endif
/* Now that the type of the exported symbol has been handled,
name = input_line_pointer;
c = get_symbol_end ();
arg_reloc = pa_align_arg_reloc (temp, pa_build_arg_reloc (name));
- symbol->tc_data.hppa_arg_reloc |= arg_reloc;
+#ifdef OBJ_SOM
+ symbol->tc_data.ap.hppa_arg_reloc |= arg_reloc;
+#endif
*input_line_pointer = c;
}
/* The return value. */
name = input_line_pointer;
c = get_symbol_end ();
arg_reloc = pa_build_arg_reloc (name);
- symbol->tc_data.hppa_arg_reloc |= arg_reloc;
+#ifdef OBJ_SOM
+ symbol->tc_data.ap.hppa_arg_reloc |= arg_reloc;
+#endif
*input_line_pointer = c;
}
/* Privelege level. */
*p = c;
input_line_pointer++;
temp = atoi (input_line_pointer);
+#ifdef OBJ_SOM
+ symbol->tc_data.ap.hppa_priv_level = temp;
+#endif
c = get_symbol_end ();
*input_line_pointer = c;
}
else
{
- as_bad ("Undefined .EXPORT/.IMPORT argument (ignored): %s", name);
+ as_bad (_("Undefined .EXPORT/.IMPORT argument (ignored): %s"), name);
p = input_line_pointer;
*p = c;
}
static void
pa_import (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
char *name, c, *p;
symbolS *symbol;
else
{
/* Sigh. To be compatable with the HP assembler and to help
- poorly written assembly code, we assign a type based on
+ poorly written assembly code, we assign a type based on
the the current segment. Note only BSF_FUNCTION really
matters, we do not need to set the full SYMBOL_TYPE_* info. */
if (now_seg == text_section)
- symbol->bsym->flags |= BSF_FUNCTION;
+ symbol_get_bfdsym (symbol)->flags |= BSF_FUNCTION;
/* If the section is undefined, then the symbol is undefined
Since this is an import, leave the section undefined. */
- S_SET_SEGMENT (symbol, &bfd_und_section);
+ S_SET_SEGMENT (symbol, bfd_und_section_ptr);
}
}
else
static void
pa_label (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
char *name, c, *p;
}
else
{
- as_warn ("Missing label name on .LABEL");
+ as_warn (_("Missing label name on .LABEL"));
}
if (!is_end_of_statement ())
{
- as_warn ("extra .LABEL arguments ignored.");
+ as_warn (_("extra .LABEL arguments ignored."));
ignore_rest_of_line ();
}
demand_empty_rest_of_line ();
static void
pa_leave (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
+{
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
+ as_bad (_("The .LEAVE pseudo-op is not supported"));
+ demand_empty_rest_of_line ();
+}
+
+/* Handle a .LEVEL pseudo-op. */
+
+static void
+pa_level (unused)
+ int unused ATTRIBUTE_UNUSED;
{
- abort ();
+ char *level;
+
+ level = input_line_pointer;
+ if (strncmp (level, "1.0", 3) == 0)
+ {
+ input_line_pointer += 3;
+ if (!bfd_set_arch_mach (stdoutput, bfd_arch_hppa, 10))
+ as_warn (_("could not set architecture and machine"));
+ }
+ else if (strncmp (level, "1.1", 3) == 0)
+ {
+ input_line_pointer += 3;
+ if (!bfd_set_arch_mach (stdoutput, bfd_arch_hppa, 11))
+ as_warn (_("could not set architecture and machine"));
+ }
+ else if (strncmp (level, "2.0w", 4) == 0)
+ {
+ input_line_pointer += 4;
+ if (!bfd_set_arch_mach (stdoutput, bfd_arch_hppa, 25))
+ as_warn (_("could not set architecture and machine"));
+ }
+ else if (strncmp (level, "2.0", 3) == 0)
+ {
+ input_line_pointer += 3;
+ if (!bfd_set_arch_mach (stdoutput, bfd_arch_hppa, 20))
+ as_warn (_("could not set architecture and machine"));
+ }
+ else
+ {
+ as_bad (_("Unrecognized .LEVEL argument\n"));
+ ignore_rest_of_line ();
+ }
+ demand_empty_rest_of_line ();
}
/* Handle a .ORIGIN pseudo-op. */
static void
pa_origin (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
s_org (0);
pa_undefine_label ();
}
static void
pa_param (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
char *name, c, *p;
symbolS *symbol;
if ((symbol = symbol_find_or_make (name)) == NULL)
{
- as_bad ("Cannot define static symbol: %s\n", name);
+ as_bad (_("Cannot define static symbol: %s\n"), name);
p = input_line_pointer;
*p = c;
input_line_pointer++;
static void
pa_proc (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
struct call_info *call_info;
+
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
if (within_procedure)
- as_fatal ("Nested procedures");
+ as_fatal (_("Nested procedures"));
/* Reset global variables for new procedure. */
callinfo_found = FALSE;
within_procedure = TRUE;
-#if 0
- Enabling this code creates severe problems with GDB. It appears as if
- inserting linker stubs between functions within a single .o makes GDB
- blow chunks.
-
- /* Create a new CODE subspace for each procedure if we are not
- using space/subspace aliases. */
- if (!USE_ALIASES && call_info_root != NULL)
- {
- segT seg;
-
- /* Force creation of a new $CODE$ subspace; inherit attributes from
- the first $CODE$ subspace. */
- seg = subseg_force_new ("$CODE$", 0);
-
- /* Now set the flags. */
- bfd_set_section_flags (stdoutput, seg,
- bfd_get_section_flags (abfd, text_section));
-
- /* Record any alignment request for this section. */
- record_alignment (seg,
- bfd_get_section_alignment (stdoutput, text_section));
-
- /* Change the "text_section" to be our new $CODE$ subspace. */
- text_section = seg;
- subseg_set (text_section, 0);
-
-#ifdef obj_set_subsection_attributes
- /* Need a way to inherit the the access bits, sort key and quadrant
- from the first $CODE$ subspace. FIXME. */
- obj_set_subsection_attributes (seg, current_space->sd_seg, 0x2c, 24, 0);
-#endif
- }
-#endif
-
/* Create another call_info structure. */
call_info = (struct call_info *) xmalloc (sizeof (struct call_info));
if (!call_info)
- as_fatal ("Cannot allocate unwind descriptor\n");
+ as_fatal (_("Cannot allocate unwind descriptor\n"));
- bzero (call_info, sizeof (struct call_info));
+ memset (call_info, 0, sizeof (struct call_info));
call_info->ci_next = NULL;
if (label_symbol->lss_label)
{
last_call_info->start_symbol = label_symbol->lss_label;
- label_symbol->lss_label->bsym->flags |= BSF_FUNCTION;
-#if 0
- if (! USE_ALIASES)
- {
- /* The label was defined in a different segment. Fix that
- along with the value and associated fragment. */
- S_SET_SEGMENT (last_call_info->start_symbol, now_seg);
- S_SET_VALUE (last_call_info->start_symbol,
- ((char*)obstack_next_free (&frags)
- - frag_now->fr_literal));
- last_call_info->start_symbol->sy_frag = frag_now;
- }
-#endif
+ symbol_get_bfdsym (label_symbol->lss_label)->flags |= BSF_FUNCTION;
}
else
- as_bad ("Missing function name for .PROC (corrupted label chain)");
+ as_bad (_("Missing function name for .PROC (corrupted label chain)"));
}
else
last_call_info->start_symbol = NULL;
demand_empty_rest_of_line ();
}
-/* Process the syntatical end of a procedure. Make sure all the
+/* Process the syntatical end of a procedure. Make sure all the
appropriate pseudo-ops were found within the procedure. */
static void
pa_procend (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
/* If we are within a procedure definition, make sure we've
defined a label for the procedure; handle case where the
- label was defined after the .PROC directive.
+ label was defined after the .PROC directive.
Note there's not need to diddle with the segment or fragment
for the label symbol in this case. We have already switched
if (label_symbol->lss_label)
{
last_call_info->start_symbol = label_symbol->lss_label;
- label_symbol->lss_label->bsym->flags |= BSF_FUNCTION;
+ symbol_get_bfdsym (label_symbol->lss_label)->flags
+ |= BSF_FUNCTION;
#ifdef OBJ_SOM
/* Also handle allocation of a fixup to hold the unwind
information when the label appears after the proc/procend. */
char *where = frag_more (0);
fix_new_hppa (frag_now, where - frag_now->fr_literal, 0,
- last_call_info->start_symbol, (offsetT) 0, NULL,
+ NULL, (offsetT) 0, NULL,
0, R_HPPA_ENTRY, e_fsel, 0, 0,
- (char *) &last_call_info->ci_unwind.descriptor);
+ (int *) &last_call_info->ci_unwind.descriptor);
}
#endif
}
else
- as_bad ("Missing function name for .PROC (corrupted label chain)");
+ as_bad (_("Missing function name for .PROC (corrupted label chain)"));
}
else
- as_bad ("Missing function name for .PROC");
+ as_bad (_("Missing function name for .PROC"));
}
if (!within_procedure)
- as_bad ("misplaced .procend");
+ as_bad (_("misplaced .procend"));
if (!callinfo_found)
- as_bad ("Missing .callinfo for this procedure");
+ as_bad (_("Missing .callinfo for this procedure"));
if (within_entry_exit)
- as_bad ("Missing .EXIT for a .ENTRY");
+ as_bad (_("Missing .EXIT for a .ENTRY"));
#ifdef OBJ_ELF
/* ELF needs to mark the end of each function so that it can compute
- the size of the function (apparently its needed in the symbol table. */
+ the size of the function (apparently its needed in the symbol table). */
hppa_elf_mark_end_of_function ();
#endif
pa_undefine_label ();
}
+
+#ifdef OBJ_SOM
+/* If VALUE is an exact power of two between zero and 2^31, then
+ return log2 (VALUE). Else return -1. */
+
+static int
+log2 (value)
+ int value;
+{
+ int shift = 0;
+
+ while ((1 << shift) != value && shift < 32)
+ shift++;
+
+ if (shift >= 32)
+ return -1;
+ else
+ return shift;
+}
+
+/* Check to make sure we have a valid space and subspace. */
+
+static void
+pa_check_current_space_and_subspace ()
+{
+ if (current_space == NULL)
+ as_fatal (_("Not in a space.\n"));
+
+ if (current_subspace == NULL)
+ as_fatal (_("Not in a subspace.\n"));
+}
+
/* Parse the parameters to a .SPACE directive; if CREATE_FLAG is nonzero,
then create a new space entry to hold the information specified
by the parameters to the .SPACE directive. */
print_errors = FALSE;
ptemp = input_line_pointer + 1;
/* First see if the space was specified as a number rather than
- as a name. According to the PA assembly manual the rest of
+ as a name. According to the PA assembly manual the rest of
the line should be ignored. */
temp = pa_parse_number (&ptemp, 0);
if (temp >= 0)
}
else
{
- as_bad ("Invalid .SPACE argument");
+ as_bad (_("Invalid .SPACE argument"));
*input_line_pointer = c;
if (!is_end_of_statement ())
input_line_pointer++;
seg = subseg_new (space_name, 0);
/* If create_flag is nonzero, then create the new space with
- the attributes computed above. Else set the values in
+ the attributes computed above. Else set the values in
an already existing space -- this can only happen for
the first occurence of a built-in space. */
if (create_flag)
static void
pa_space (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
char *name, c, *space_name, *save_s;
int temp;
if (within_procedure)
{
- as_bad ("Can\'t change spaces within a procedure definition. Ignored");
+ as_bad (_("Can\'t change spaces within a procedure definition. Ignored"));
ignore_rest_of_line ();
}
else
static void
pa_spnum (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
char *name;
char c;
md_number_to_chars (p, SPACE_SPNUM (space), 4);
}
else
- as_warn ("Undefined space: '%s' Assuming space number = 0.", name);
+ as_warn (_("Undefined space: '%s' Assuming space number = 0."), name);
*input_line_pointer = c;
demand_empty_rest_of_line ();
}
-/* If VALUE is an exact power of two between zero and 2^31, then
- return log2 (VALUE). Else return -1. */
-
-static int
-log2 (value)
- int value;
-{
- int shift = 0;
-
- while ((1 << shift) != value && shift < 32)
- shift++;
-
- if (shift >= 32)
- return -1;
- else
- return shift;
-}
-
/* Handle a .SUBSPACE pseudo-op; this switches the current subspace to the
- given subspace, creating the new subspace if necessary.
+ given subspace, creating the new subspace if necessary.
- FIXME. Should mirror pa_space more closely, in particular how
+ FIXME. Should mirror pa_space more closely, in particular how
they're broken up into subroutines. */
static void
-pa_subspace (unused)
- int unused;
+pa_subspace (create_new)
+ int create_new;
{
- char *name, *ss_name, *alias, c;
+ char *name, *ss_name, c;
char loadable, code_only, common, dup_common, zero, sort;
int i, access, space_index, alignment, quadrant, applicable, flags;
sd_chain_struct *space;
ssd_chain_struct *ssd;
asection *section;
+ if (current_space == NULL)
+ as_fatal (_("Must be in a space before changing or declaring subspaces.\n"));
+
if (within_procedure)
{
- as_bad ("Can\'t change subspaces within a procedure definition. Ignored");
+ as_bad (_("Can\'t change subspaces within a procedure definition. Ignored"));
ignore_rest_of_line ();
}
else
code_only = 0;
zero = 0;
space_index = ~0;
- alignment = 0;
+ alignment = 1;
quadrant = 0;
- alias = NULL;
space = current_space;
- ssd = is_defined_subspace (ss_name);
+ if (create_new)
+ ssd = NULL;
+ else
+ ssd = is_defined_subspace (ss_name);
/* Allow user to override the builtin attributes of subspaces. But
only allow the attributes to be changed once! */
if (ssd && SUBSPACE_DEFINED (ssd))
{
subseg_set (ssd->ssd_seg, ssd->ssd_subseg);
+ current_subspace = ssd;
if (!is_end_of_statement ())
- as_warn ("Parameters of an existing subspace can\'t be modified");
+ as_warn (_("Parameters of an existing subspace can\'t be modified"));
demand_empty_rest_of_line ();
return;
}
quadrant = pa_def_subspaces[i].quadrant;
access = pa_def_subspaces[i].access;
sort = pa_def_subspaces[i].sort;
- if (USE_ALIASES && pa_def_subspaces[i].alias)
- alias = pa_def_subspaces[i].alias;
break;
}
i++;
alignment = get_absolute_expression ();
if (log2 (alignment) == -1)
{
- as_bad ("Alignment must be a power of 2");
+ as_bad (_("Alignment must be a power of 2"));
alignment = 1;
}
}
zero = 1;
}
else if ((strncasecmp (name, "first", 5) == 0))
- as_bad ("FIRST not supported as a .SUBSPACE argument");
+ as_bad (_("FIRST not supported as a .SUBSPACE argument"));
else
- as_bad ("Invalid .SUBSPACE argument");
+ as_bad (_("Invalid .SUBSPACE argument"));
if (!is_end_of_statement ())
input_line_pointer++;
}
if (common || dup_common)
flags |= SEC_IS_COMMON;
+ flags |= SEC_RELOC | SEC_HAS_CONTENTS;
+
/* This is a zero-filled subspace (eg BSS). */
if (zero)
- flags &= ~SEC_LOAD;
+ flags &= ~(SEC_LOAD | SEC_HAS_CONTENTS);
- flags |= SEC_RELOC | SEC_HAS_CONTENTS;
applicable &= flags;
- /* If this is an existing subspace, then we want to use the
+ /* If this is an existing subspace, then we want to use the
segment already associated with the subspace.
FIXME NOW! ELF BFD doesn't appear to be ready to deal with
lots of sections. It might be a problem in the PA ELF
code, I do not know yet. For now avoid creating anything
but the "standard" sections for ELF. */
- if (ssd)
+ if (create_new)
+ section = subseg_force_new (ss_name, 0);
+ else if (ssd)
section = ssd->ssd_seg;
- else if (alias)
- section = subseg_new (alias, 0);
- else if (!alias && USE_ALIASES)
- {
- as_warn ("Ignoring subspace decl due to ELF BFD bugs.");
- demand_empty_rest_of_line ();
- return;
- }
else
section = subseg_new (ss_name, 0);
+ if (zero)
+ seg_info (section)->bss = 1;
+
/* Now set the flags. */
bfd_set_section_flags (stdoutput, section, applicable);
char *name;
/* Pick the right name to use for the new section. */
- if (pa_def_spaces[i].alias && USE_ALIASES)
- name = pa_def_spaces[i].alias;
- else
- name = pa_def_spaces[i].name;
+ name = pa_def_spaces[i].name;
pa_def_spaces[i].segment = subseg_new (name, 0);
create_new_space (pa_def_spaces[i].name, pa_def_spaces[i].spnum,
/* Pick the right name for the new section and pick the right
subsegment number. */
- if (pa_def_subspaces[i].alias && USE_ALIASES)
- {
- name = pa_def_subspaces[i].alias;
- subsegment = pa_def_subspaces[i].subsegment;
- }
- else
- {
- name = pa_def_subspaces[i].name;
- subsegment = 0;
- }
+ name = pa_def_subspaces[i].name;
+ subsegment = 0;
/* Create the new section. */
segment = subseg_new (name, subsegment);
/* For SOM we want to replace the standard .text, .data, and .bss
sections with our own. We also want to set BFD flags for
all the built-in subspaces. */
- if (!strcmp (pa_def_subspaces[i].name, "$CODE$") && !USE_ALIASES)
+ if (!strcmp (pa_def_subspaces[i].name, "$CODE$"))
{
text_section = segment;
applicable = bfd_applicable_section_flags (stdoutput);
| SEC_READONLY
| SEC_HAS_CONTENTS));
}
- else if (!strcmp (pa_def_subspaces[i].name, "$DATA$") && !USE_ALIASES)
+ else if (!strcmp (pa_def_subspaces[i].name, "$DATA$"))
{
data_section = segment;
applicable = bfd_applicable_section_flags (stdoutput);
}
- else if (!strcmp (pa_def_subspaces[i].name, "$BSS$") && !USE_ALIASES)
+ else if (!strcmp (pa_def_subspaces[i].name, "$BSS$"))
{
bss_section = segment;
applicable = bfd_applicable_section_flags (stdoutput);
bfd_set_section_flags (stdoutput, segment,
applicable & SEC_ALLOC);
}
- else if (!strcmp (pa_def_subspaces[i].name, "$LIT$") && !USE_ALIASES)
+ else if (!strcmp (pa_def_subspaces[i].name, "$LIT$"))
+ {
+ applicable = bfd_applicable_section_flags (stdoutput);
+ bfd_set_section_flags (stdoutput, segment,
+ applicable & (SEC_ALLOC | SEC_LOAD
+ | SEC_RELOC
+ | SEC_READONLY
+ | SEC_HAS_CONTENTS));
+ }
+ else if (!strcmp (pa_def_subspaces[i].name, "$MILLICODE$"))
{
applicable = bfd_applicable_section_flags (stdoutput);
bfd_set_section_flags (stdoutput, segment,
| SEC_READONLY
| SEC_HAS_CONTENTS));
}
- else if (!strcmp (pa_def_subspaces[i].name, "$UNWIND$") && !USE_ALIASES)
+ else if (!strcmp (pa_def_subspaces[i].name, "$UNWIND$"))
{
applicable = bfd_applicable_section_flags (stdoutput);
bfd_set_section_flags (stdoutput, segment,
def_space_index].segment);
if (space == NULL)
{
- as_fatal ("Internal error: Unable to find containing space for %s.",
+ as_fatal (_("Internal error: Unable to find containing space for %s."),
pa_def_subspaces[i].name);
}
chain_entry = (sd_chain_struct *) xmalloc (sizeof (sd_chain_struct));
if (!chain_entry)
- as_fatal ("Out of memory: could not allocate new space chain entry: %s\n",
+ as_fatal (_("Out of memory: could not allocate new space chain entry: %s\n"),
name);
SPACE_NAME (chain_entry) = (char *) xmalloc (strlen (name) + 1);
chain_entry = (ssd_chain_struct *) xmalloc (sizeof (ssd_chain_struct));
if (!chain_entry)
- as_fatal ("Out of memory: could not allocate new subspace chain entry: %s\n", name);
+ as_fatal (_("Out of memory: could not allocate new subspace chain entry: %s\n"), name);
SUBSPACE_NAME (chain_entry) = (char *) xmalloc (strlen (name) + 1);
strcpy (SUBSPACE_NAME (chain_entry), name);
we'll set it to 1 which "locks-in" the subspace attributes. */
SUBSPACE_DEFINED (chain_entry) = 0;
- chain_entry->ssd_subseg = USE_ALIASES ? pa_next_subseg (space) : 0;
+ chain_entry->ssd_subseg = 0;
chain_entry->ssd_seg = seg;
chain_entry->ssd_next = NULL;
return NULL;
}
-/* Find and return the space associated with the given seg. If no mapping
+/* Find and return the space associated with the given seg. If no mapping
from the given seg to a space is found, then return NULL.
Unlike subspaces, the number of spaces is not expected to grow much,
/* Find and return the subspace associated with the given seg. If no
mapping from the given seg to a subspace is found, then return NULL.
- If we ever put each procedure/function within its own subspace
+ If we ever put each procedure/function within its own subspace
(to make life easier on the compiler and linker), then this will have
to become more efficient. */
return NULL;
}
-/* Given a number, try and find a space with the name number.
+/* Given a number, try and find a space with the name number.
Return a pointer to a space dictionary chain entry for the space
that was found or NULL on failure. */
space_chain;
space_chain = space_chain->sd_next)
{
- if (SPACE_SPNUM (space_chain) == number)
+ if (SPACE_SPNUM (space_chain) == (unsigned int) number)
return space_chain;
}
return 0x40000000;
else
return 0;
+ return 0;
}
/* FIXME. Needs documentation. */
space->sd_last_subseg++;
return space->sd_last_subseg;
}
+#endif
-/* Helper function for pa_stringer. Used to find the end of
+/* Helper function for pa_stringer. Used to find the end of
a string. */
static unsigned int
char *s;
{
unsigned int c = *s & CHAR_MASK;
+
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
switch (c)
{
case '\"':
int i;
/* Preprocess the string to handle PA-specific escape sequences.
- For example, \xDD where DD is a hexidecimal number should be
+ For example, \xDD where DD is a hexidecimal number should be
changed to \OOO where OOO is an octal number. */
/* Skip the opening quote. */
static void
pa_version (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
obj_version (0);
pa_undefine_label ();
}
+#ifdef OBJ_SOM
+
+/* Handle a .COMPILER pseudo-op. */
+
+static void
+pa_compiler (unused)
+ int unused ATTRIBUTE_UNUSED;
+{
+ obj_som_compiler (0);
+ pa_undefine_label ();
+}
+
+#endif
+
/* Handle a .COPYRIGHT pseudo-op. */
static void
pa_copyright (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
obj_copyright (0);
pa_undefine_label ();
static void
pa_data (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
+#ifdef OBJ_SOM
+ current_space = is_defined_space ("$PRIVATE$");
+ current_subspace
+ = pa_subsegment_to_subspace (current_space->sd_seg, 0);
+#endif
s_data (0);
pa_undefine_label ();
}
static void
pa_fill (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
s_fill (0);
pa_undefine_label ();
}
pa_lcomm (needs_align)
int needs_align;
{
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
s_lcomm (needs_align);
pa_undefine_label ();
}
static void
pa_lsym (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
+#ifdef OBJ_SOM
+ /* We must have a valid space and subspace. */
+ pa_check_current_space_and_subspace ();
+#endif
+
s_lsym (0);
pa_undefine_label ();
}
-/* Switch to the text space. Like s_text, but delete our
+/* Switch to the text space. Like s_text, but delete our
label when finished. */
static void
pa_text (unused)
- int unused;
+ int unused ATTRIBUTE_UNUSED;
{
+#ifdef OBJ_SOM
+ current_space = is_defined_space ("$TEXT$");
+ current_subspace
+ = pa_subsegment_to_subspace (current_space->sd_seg, 0);
+#endif
+
s_text (0);
pa_undefine_label ();
}
-/* On the PA relocations which involve function symbols must not be
+/* On the PA relocations which involve function symbols must not be
adjusted. This so that the linker can know when/how to create argument
relocation stubs for indirect calls and calls to static functions.
any fixup which creates entries in the DLT (eg they use "T" field
selectors).
- FIXME. Also reject R_HPPA relocations which are 32 bits
- wide. Helps with code lables in arrays for SOM. (SOM BFD code
- needs to generate relocations to push the addend and symbol value
- onto the stack, add them, then pop the value off the stack and
- use it in a relocation -- yuk. */
+ Reject reductions involving symbols with external scope; such
+ reductions make life a living hell for object file editors.
+
+ FIXME. Also reject R_HPPA relocations which are 32bits wide in
+ the code space. The SOM BFD backend doesn't know how to pull the
+ right bits out of an instruction. */
int
hppa_fix_adjustable (fixp)
hppa_fix = (struct hppa_fix_struct *) fixp->tc_fix_data;
- /* Reject reductions of symbols in 32bit plabel relocs. */
+#ifdef OBJ_SOM
+ /* Reject reductions of symbols in 32bit relocs. */
if (fixp->fx_r_type == R_HPPA && hppa_fix->fx_r_format == 32)
return 0;
- /* Reject reductions of symbols in DLT relative relocs. */
+ /* Reject reductions of symbols in sym1-sym2 expressions when
+ the fixup will occur in a CODE subspace.
+
+ XXX FIXME: Long term we probably want to reject all of these;
+ for example reducing in the debug section would lose if we ever
+ supported using the optimizing hp linker. */
+ if (fixp->fx_addsy
+ && fixp->fx_subsy
+ && (hppa_fix->segment->flags & SEC_CODE))
+ {
+ /* Apparently sy_used_in_reloc never gets set for sub symbols. */
+ symbol_mark_used_in_reloc (fixp->fx_subsy);
+ return 0;
+ }
+
+ /* We can't adjust any relocs that use LR% and RR% field selectors.
+ That confuses the HP linker. */
+ if (hppa_fix->fx_r_field == e_lrsel
+ || hppa_fix->fx_r_field == e_rrsel
+ || hppa_fix->fx_r_field == e_nlrsel)
+ return 0;
+#endif
+
+ /* Reject reductions of symbols in DLT relative relocs,
+ relocations with plabels. */
if (hppa_fix->fx_r_field == e_tsel
|| hppa_fix->fx_r_field == e_ltsel
- || hppa_fix->fx_r_field == e_rtsel)
+ || hppa_fix->fx_r_field == e_rtsel
+ || hppa_fix->fx_r_field == e_psel
+ || hppa_fix->fx_r_field == e_rpsel
+ || hppa_fix->fx_r_field == e_lpsel)
+ return 0;
+
+ if (fixp->fx_addsy && S_IS_EXTERNAL (fixp->fx_addsy))
+ return 0;
+
+ /* Reject absolute calls (jumps). */
+ if (hppa_fix->fx_r_type == R_HPPA_ABS_CALL)
return 0;
/* Reject reductions of function symbols. */
- if (fixp->fx_addsy == 0
- || (fixp->fx_addsy->bsym->flags & BSF_FUNCTION) == 0)
+ if (fixp->fx_addsy == 0 || ! S_IS_FUNCTION (fixp->fx_addsy))
return 1;
return 0;
fixS *fixp;
{
struct hppa_fix_struct *hppa_fixp;
+ int distance;
hppa_fixp = (struct hppa_fix_struct *) fixp->tc_fix_data;
#ifdef OBJ_SOM
- if (fixp->fx_r_type == R_HPPA_ENTRY || fixp->fx_r_type == R_HPPA_EXIT)
+ if (fixp->fx_r_type == R_HPPA_ENTRY || fixp->fx_r_type == R_HPPA_EXIT
+ || fixp->fx_r_type == R_HPPA_BEGIN_BRTAB
+ || fixp->fx_r_type == R_HPPA_END_BRTAB
+ || fixp->fx_r_type == R_HPPA_BEGIN_TRY
+ || fixp->fx_r_type == R_HPPA_END_TRY
+ || (fixp->fx_addsy != NULL && fixp->fx_subsy != NULL
+ && (hppa_fixp->segment->flags & SEC_CODE) != 0))
return 1;
#endif
-#define stub_needed(CALLER, CALLEE) \
+#define arg_reloc_stub_needed(CALLER, CALLEE) \
((CALLEE) && (CALLER) && ((CALLEE) != (CALLER)))
+#ifdef OBJ_SOM
/* It is necessary to force PC-relative calls/jumps to have a relocation
entry if they're going to need either a argument relocation or long
call stub. FIXME. Can't we need the same for absolute calls? */
if (fixp->fx_pcrel && fixp->fx_addsy
- && (stub_needed (((obj_symbol_type *)
- fixp->fx_addsy->bsym)->tc_data.hppa_arg_reloc,
- hppa_fixp->fx_arg_reloc)))
- return 1;
+ && (arg_reloc_stub_needed ((long) ((obj_symbol_type *)
+ symbol_get_bfdsym (fixp->fx_addsy))->tc_data.ap.hppa_arg_reloc,
+ hppa_fixp->fx_arg_reloc)))
+ return 1;
+#endif
+ distance = (fixp->fx_offset + S_GET_VALUE (fixp->fx_addsy)
+ - md_pcrel_from (fixp));
+ /* Now check and see if we're going to need a long-branch stub. */
+ if (fixp->fx_r_type == R_HPPA_PCREL_CALL
+ && (distance > 262143 || distance < -262144))
+ return 1;
-#undef stub_needed
+ if (fixp->fx_r_type == R_HPPA_ABS_CALL)
+ return 1;
+#undef arg_reloc_stub_needed
/* No need (yet) to force another relocations to be emitted. */
return 0;
if (name)
{
symbolS *symbolP;
-
+
strcpy (name, "L$\001end_");
strcat (name, S_GET_NAME (last_call_info->start_symbol));
-
+
/* If we have a .exit followed by a .procend, then the
symbol will have already been defined. */
symbolP = symbol_find (name);
{
/* The symbol has already been defined! This can
happen if we have a .exit followed by a .procend.
-
+
This is *not* an error. All we want to do is free
the memory we just allocated for the name and continue. */
xfree (name);
{
/* symbol value should be the offset of the
last instruction of the function */
- symbolP = symbol_new (name, now_seg,
- (valueT) (obstack_next_free (&frags)
- - frag_now->fr_literal - 4),
+ symbolP = symbol_new (name, now_seg, (valueT) (frag_now_fix () - 4),
frag_now);
-
+
assert (symbolP);
- symbolP->bsym->flags = BSF_LOCAL;
+ S_CLEAR_EXTERNAL (symbolP);
symbol_table_insert (symbolP);
}
if (symbolP)
last_call_info->end_symbol = symbolP;
else
- as_bad ("Symbol '%s' could not be created.", name);
-
+ as_bad (_("Symbol '%s' could not be created."), name);
+
}
else
- as_bad ("No memory for symbol name.");
-
+ as_bad (_("No memory for symbol name."));
+
}
/* For ELF, this function serves one purpose: to setup the st_size
call_info_pointer = call_info_pointer->ci_next)
{
elf_symbol_type *esym
- = (elf_symbol_type *) call_info_pointer->start_symbol->bsym;
+ = ((elf_symbol_type *)
+ symbol_get_bfdsym (call_info_pointer->start_symbol));
esym->internal_elf_sym.st_size =
S_GET_VALUE (call_info_pointer->end_symbol)
- S_GET_VALUE (call_info_pointer->start_symbol) + 4;
}
}
#endif
+
+#ifdef OBJ_ELF
+void pa_end_of_source ()
+{
+ if (debug_type == DEBUG_DWARF2)
+ dwarf2_finish ();
+}
+#endif
projects / deliverable / binutils-gdb.git / blobdiff