X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fgdbtypes.c;h=838bfcffeee09fc93a3a1a8b5976d23ff02f3fbd;hb=6119d2522e8a598e50cb2ed05bf523e0ecedad3f;hp=06be9b59f9ba8558221dde86fd94a3ed94fe7971;hpb=8a3fe4f86c51d363e10efed1046ebcbdc853ae99;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/gdbtypes.c b/gdb/gdbtypes.c index 06be9b59f9..838bfcffee 100644 --- a/gdb/gdbtypes.c +++ b/gdb/gdbtypes.c @@ -1,13 +1,15 @@ /* Support routines for manipulating internal types for GDB. - Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003, - 2004 Free Software Foundation, Inc. + + Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, + 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. + Contributed by Cygnus Support, using pieces from other GDB modules. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or + the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, @@ -16,9 +18,7 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ + along with this program. If not, see . */ #include "defs.h" #include "gdb_string.h" @@ -37,29 +37,11 @@ #include "wrapper.h" #include "cp-abi.h" #include "gdb_assert.h" +#include "hashtab.h" /* These variables point to the objects representing the predefined C data types. */ -struct type *builtin_type_void; -struct type *builtin_type_char; -struct type *builtin_type_true_char; -struct type *builtin_type_short; -struct type *builtin_type_int; -struct type *builtin_type_long; -struct type *builtin_type_long_long; -struct type *builtin_type_signed_char; -struct type *builtin_type_unsigned_char; -struct type *builtin_type_unsigned_short; -struct type *builtin_type_unsigned_int; -struct type *builtin_type_unsigned_long; -struct type *builtin_type_unsigned_long_long; -struct type *builtin_type_float; -struct type *builtin_type_double; -struct type *builtin_type_long_double; -struct type *builtin_type_complex; -struct type *builtin_type_double_complex; -struct type *builtin_type_string; struct type *builtin_type_int0; struct type *builtin_type_int8; struct type *builtin_type_uint8; @@ -71,66 +53,83 @@ struct type *builtin_type_int64; struct type *builtin_type_uint64; struct type *builtin_type_int128; struct type *builtin_type_uint128; -struct type *builtin_type_bool; - -/* 128 bit long vector types */ -struct type *builtin_type_v2_double; -struct type *builtin_type_v4_float; -struct type *builtin_type_v2_int64; -struct type *builtin_type_v4_int32; -struct type *builtin_type_v8_int16; -struct type *builtin_type_v16_int8; -/* 64 bit long vector types */ -struct type *builtin_type_v2_float; -struct type *builtin_type_v2_int32; -struct type *builtin_type_v4_int16; -struct type *builtin_type_v8_int8; - -struct type *builtin_type_v4sf; -struct type *builtin_type_v4si; -struct type *builtin_type_v16qi; -struct type *builtin_type_v8qi; -struct type *builtin_type_v8hi; -struct type *builtin_type_v4hi; -struct type *builtin_type_v2si; -struct type *builtin_type_vec64; -struct type *builtin_type_vec64i; -struct type *builtin_type_vec128; -struct type *builtin_type_vec128i; -struct type *builtin_type_ieee_single[BFD_ENDIAN_UNKNOWN]; -struct type *builtin_type_ieee_single_big; -struct type *builtin_type_ieee_single_little; -struct type *builtin_type_ieee_double[BFD_ENDIAN_UNKNOWN]; -struct type *builtin_type_ieee_double_big; -struct type *builtin_type_ieee_double_little; -struct type *builtin_type_ieee_double_littlebyte_bigword; + +/* Floatformat pairs. */ +const struct floatformat *floatformats_ieee_single[BFD_ENDIAN_UNKNOWN] = { + &floatformat_ieee_single_big, + &floatformat_ieee_single_little +}; +const struct floatformat *floatformats_ieee_double[BFD_ENDIAN_UNKNOWN] = { + &floatformat_ieee_double_big, + &floatformat_ieee_double_little +}; +const struct floatformat *floatformats_ieee_double_littlebyte_bigword[BFD_ENDIAN_UNKNOWN] = { + &floatformat_ieee_double_big, + &floatformat_ieee_double_littlebyte_bigword +}; +const struct floatformat *floatformats_i387_ext[BFD_ENDIAN_UNKNOWN] = { + &floatformat_i387_ext, + &floatformat_i387_ext +}; +const struct floatformat *floatformats_m68881_ext[BFD_ENDIAN_UNKNOWN] = { + &floatformat_m68881_ext, + &floatformat_m68881_ext +}; +const struct floatformat *floatformats_arm_ext[BFD_ENDIAN_UNKNOWN] = { + &floatformat_arm_ext_big, + &floatformat_arm_ext_littlebyte_bigword +}; +const struct floatformat *floatformats_ia64_spill[BFD_ENDIAN_UNKNOWN] = { + &floatformat_ia64_spill_big, + &floatformat_ia64_spill_little +}; +const struct floatformat *floatformats_ia64_quad[BFD_ENDIAN_UNKNOWN] = { + &floatformat_ia64_quad_big, + &floatformat_ia64_quad_little +}; +const struct floatformat *floatformats_vax_f[BFD_ENDIAN_UNKNOWN] = { + &floatformat_vax_f, + &floatformat_vax_f +}; +const struct floatformat *floatformats_vax_d[BFD_ENDIAN_UNKNOWN] = { + &floatformat_vax_d, + &floatformat_vax_d +}; + +struct type *builtin_type_ieee_single; +struct type *builtin_type_ieee_double; struct type *builtin_type_i387_ext; struct type *builtin_type_m68881_ext; -struct type *builtin_type_i960_ext; -struct type *builtin_type_m88110_ext; -struct type *builtin_type_m88110_harris_ext; -struct type *builtin_type_arm_ext[BFD_ENDIAN_UNKNOWN]; -struct type *builtin_type_arm_ext_big; -struct type *builtin_type_arm_ext_littlebyte_bigword; -struct type *builtin_type_ia64_spill[BFD_ENDIAN_UNKNOWN]; -struct type *builtin_type_ia64_spill_big; -struct type *builtin_type_ia64_spill_little; -struct type *builtin_type_ia64_quad[BFD_ENDIAN_UNKNOWN]; -struct type *builtin_type_ia64_quad_big; -struct type *builtin_type_ia64_quad_little; -struct type *builtin_type_void_data_ptr; -struct type *builtin_type_void_func_ptr; -struct type *builtin_type_CORE_ADDR; -struct type *builtin_type_bfd_vma; +struct type *builtin_type_arm_ext; +struct type *builtin_type_ia64_spill; +struct type *builtin_type_ia64_quad; + int opaque_type_resolution = 1; +static void +show_opaque_type_resolution (struct ui_file *file, int from_tty, + struct cmd_list_element *c, + const char *value) +{ + fprintf_filtered (file, _("\ +Resolution of opaque struct/class/union types (if set before loading symbols) is %s.\n"), + value); +} + int overload_debug = 0; +static void +show_overload_debug (struct ui_file *file, int from_tty, + struct cmd_list_element *c, const char *value) +{ + fprintf_filtered (file, _("Debugging of C++ overloading is %s.\n"), + value); +} struct extra { char str[128]; int len; - }; /* maximum extension is 128! FIXME */ + }; /* Maximum extension is 128! FIXME */ static void print_bit_vector (B_TYPE *, int); static void print_arg_types (struct field *, int, int); @@ -141,15 +140,15 @@ static void virtual_base_list_aux (struct type *dclass); /* Alloc a new type structure and fill it with some defaults. If OBJFILE is non-NULL, then allocate the space for the type structure - in that objfile's objfile_obstack. Otherwise allocate the new type structure - by xmalloc () (for permanent types). */ + in that objfile's objfile_obstack. Otherwise allocate the new type + structure by xmalloc () (for permanent types). */ struct type * alloc_type (struct objfile *objfile) { struct type *type; - /* Alloc the structure and start off with all fields zeroed. */ + /* Alloc the structure and start off with all fields zeroed. */ if (objfile == NULL) { @@ -168,7 +167,7 @@ alloc_type (struct objfile *objfile) } memset (TYPE_MAIN_TYPE (type), 0, sizeof (struct main_type)); - /* Initialize the fields that might not be zero. */ + /* Initialize the fields that might not be zero. */ TYPE_CODE (type) = TYPE_CODE_UNDEF; TYPE_OBJFILE (type) = objfile; @@ -230,16 +229,18 @@ make_pointer_type (struct type *type, struct type **typeptr) { struct type *ntype; /* New type */ struct objfile *objfile; + struct type *chain; ntype = TYPE_POINTER_TYPE (type); if (ntype) { if (typeptr == 0) - return ntype; /* Don't care about alloc, and have new type. */ + return ntype; /* Don't care about alloc, + and have new type. */ else if (*typeptr == 0) { - *typeptr = ntype; /* Tracking alloc, and we have new type. */ + *typeptr = ntype; /* Tracking alloc, and have new type. */ return ntype; } } @@ -250,31 +251,42 @@ make_pointer_type (struct type *type, struct type **typeptr) if (typeptr) *typeptr = ntype; } - else - /* We have storage, but need to reset it. */ + else /* We have storage, but need to reset it. */ { ntype = *typeptr; objfile = TYPE_OBJFILE (ntype); + chain = TYPE_CHAIN (ntype); smash_type (ntype); + TYPE_CHAIN (ntype) = chain; TYPE_OBJFILE (ntype) = objfile; } TYPE_TARGET_TYPE (ntype) = type; TYPE_POINTER_TYPE (type) = ntype; - /* FIXME! Assume the machine has only one representation for pointers! */ + /* FIXME! Assume the machine has only one representation for + pointers! */ - TYPE_LENGTH (ntype) = TARGET_PTR_BIT / TARGET_CHAR_BIT; + TYPE_LENGTH (ntype) = + gdbarch_ptr_bit (current_gdbarch) / TARGET_CHAR_BIT; TYPE_CODE (ntype) = TYPE_CODE_PTR; /* Mark pointers as unsigned. The target converts between pointers - and addresses (CORE_ADDRs) using POINTER_TO_ADDRESS() and - ADDRESS_TO_POINTER(). */ + and addresses (CORE_ADDRs) using gdbarch_pointer_to_address and + gdbarch_address_to_pointer. */ TYPE_FLAGS (ntype) |= TYPE_FLAG_UNSIGNED; if (!TYPE_POINTER_TYPE (type)) /* Remember it, if don't have one. */ TYPE_POINTER_TYPE (type) = ntype; + /* Update the length of all the other variants of this type. */ + chain = TYPE_CHAIN (ntype); + while (chain != ntype) + { + TYPE_LENGTH (chain) = TYPE_LENGTH (ntype); + chain = TYPE_CHAIN (chain); + } + return ntype; } @@ -287,26 +299,28 @@ lookup_pointer_type (struct type *type) return make_pointer_type (type, (struct type **) 0); } -/* Lookup a C++ `reference' to a type TYPE. TYPEPTR, if nonzero, points - to a pointer to memory where the reference type should be stored. - If *TYPEPTR is zero, update it to point to the reference type we return. - We allocate new memory if needed. */ +/* Lookup a C++ `reference' to a type TYPE. TYPEPTR, if nonzero, + points to a pointer to memory where the reference type should be + stored. If *TYPEPTR is zero, update it to point to the reference + type we return. We allocate new memory if needed. */ struct type * make_reference_type (struct type *type, struct type **typeptr) { struct type *ntype; /* New type */ struct objfile *objfile; + struct type *chain; ntype = TYPE_REFERENCE_TYPE (type); if (ntype) { if (typeptr == 0) - return ntype; /* Don't care about alloc, and have new type. */ + return ntype; /* Don't care about alloc, + and have new type. */ else if (*typeptr == 0) { - *typeptr = ntype; /* Tracking alloc, and we have new type. */ + *typeptr = ntype; /* Tracking alloc, and have new type. */ return ntype; } } @@ -317,31 +331,42 @@ make_reference_type (struct type *type, struct type **typeptr) if (typeptr) *typeptr = ntype; } - else - /* We have storage, but need to reset it. */ + else /* We have storage, but need to reset it. */ { ntype = *typeptr; objfile = TYPE_OBJFILE (ntype); + chain = TYPE_CHAIN (ntype); smash_type (ntype); + TYPE_CHAIN (ntype) = chain; TYPE_OBJFILE (ntype) = objfile; } TYPE_TARGET_TYPE (ntype) = type; TYPE_REFERENCE_TYPE (type) = ntype; - /* FIXME! Assume the machine has only one representation for references, - and that it matches the (only) representation for pointers! */ + /* FIXME! Assume the machine has only one representation for + references, and that it matches the (only) representation for + pointers! */ - TYPE_LENGTH (ntype) = TARGET_PTR_BIT / TARGET_CHAR_BIT; + TYPE_LENGTH (ntype) = gdbarch_ptr_bit (current_gdbarch) / TARGET_CHAR_BIT; TYPE_CODE (ntype) = TYPE_CODE_REF; if (!TYPE_REFERENCE_TYPE (type)) /* Remember it, if don't have one. */ TYPE_REFERENCE_TYPE (type) = ntype; + /* Update the length of all the other variants of this type. */ + chain = TYPE_CHAIN (ntype); + while (chain != ntype) + { + TYPE_LENGTH (chain) = TYPE_LENGTH (ntype); + chain = TYPE_CHAIN (chain); + } + return ntype; } -/* Same as above, but caller doesn't care about memory allocation details. */ +/* Same as above, but caller doesn't care about memory allocation + details. */ struct type * lookup_reference_type (struct type *type) @@ -349,10 +374,10 @@ lookup_reference_type (struct type *type) return make_reference_type (type, (struct type **) 0); } -/* Lookup a function type that returns type TYPE. TYPEPTR, if nonzero, points - to a pointer to memory where the function type should be stored. - If *TYPEPTR is zero, update it to point to the function type we return. - We allocate new memory if needed. */ +/* Lookup a function type that returns type TYPE. TYPEPTR, if + nonzero, points to a pointer to memory where the function type + should be stored. If *TYPEPTR is zero, update it to point to the + function type we return. We allocate new memory if needed. */ struct type * make_function_type (struct type *type, struct type **typeptr) @@ -366,8 +391,7 @@ make_function_type (struct type *type, struct type **typeptr) if (typeptr) *typeptr = ntype; } - else - /* We have storage, but need to reset it. */ + else /* We have storage, but need to reset it. */ { ntype = *typeptr; objfile = TYPE_OBJFILE (ntype); @@ -400,7 +424,7 @@ address_space_name_to_int (char *space_identifier) { struct gdbarch *gdbarch = current_gdbarch; int type_flags; - /* Check for known address space delimiters. */ + /* Check for known address space delimiters. */ if (!strcmp (space_identifier, "code")) return TYPE_FLAG_CODE_SPACE; else if (!strcmp (space_identifier, "data")) @@ -415,7 +439,7 @@ address_space_name_to_int (char *space_identifier) } /* Identify address space identifier by integer flag as defined in - gdbtypes.h -- return the string version of the adress space name. */ + gdbtypes.h -- return the string version of the adress space name. */ const char * address_space_int_to_name (int space_flag) @@ -455,10 +479,10 @@ make_qualified_type (struct type *type, int new_flags, ntype = alloc_type_instance (type); else { - /* If STORAGE was provided, it had better be in the same objfile as - TYPE. Otherwise, we can't link it into TYPE's cv chain: if one - objfile is freed and the other kept, we'd have dangling - pointers. */ + /* If STORAGE was provided, it had better be in the same objfile + as TYPE. Otherwise, we can't link it into TYPE's cv chain: + if one objfile is freed and the other kept, we'd have + dangling pointers. */ gdb_assert (TYPE_OBJFILE (type) == TYPE_OBJFILE (storage)); ntype = storage; @@ -488,9 +512,10 @@ make_qualified_type (struct type *type, int new_flags, is identical to the one supplied except that it has an address space attribute attached to it (such as "code" or "data"). - The space attributes "code" and "data" are for Harvard architectures. - The address space attributes are for architectures which have - alternately sized pointers or pointers with alternate representations. */ + The space attributes "code" and "data" are for Harvard + architectures. The address space attributes are for architectures + which have alternately sized pointers or pointers with alternate + representations. */ struct type * make_type_with_address_space (struct type *type, int space_flag) @@ -516,7 +541,9 @@ make_type_with_address_space (struct type *type, int space_flag) type whereever TYPE lives. If TYPEPTR is non-zero, set it to the new type we construct. */ struct type * -make_cv_type (int cnst, int voltl, struct type *type, struct type **typeptr) +make_cv_type (int cnst, int voltl, + struct type *type, + struct type **typeptr) { struct type *ntype; /* New type */ struct type *tmp_type = type; /* tmp type */ @@ -548,7 +575,8 @@ make_cv_type (int cnst, int voltl, struct type *type, struct type **typeptr) gdb_assert (TYPE_OBJFILE (*typeptr) == TYPE_OBJFILE (type)); } - ntype = make_qualified_type (type, new_flags, typeptr ? *typeptr : NULL); + ntype = make_qualified_type (type, new_flags, + typeptr ? *typeptr : NULL); if (typeptr != NULL) *typeptr = ntype; @@ -578,8 +606,8 @@ replace_type (struct type *ntype, struct type *type) *TYPE_MAIN_TYPE (ntype) = *TYPE_MAIN_TYPE (type); - /* The type length is not a part of the main type. Update it for each - type on the variant chain. */ + /* The type length is not a part of the main type. Update it for + each type on the variant chain. */ chain = ntype; do { /* Assert that this element of the chain has no address-class bits @@ -590,7 +618,7 @@ replace_type (struct type *ntype, struct type *type) call replace_type(). */ gdb_assert (TYPE_ADDRESS_CLASS_ALL (chain) == 0); - TYPE_LENGTH (ntype) = TYPE_LENGTH (type); + TYPE_LENGTH (chain) = TYPE_LENGTH (type); chain = TYPE_CHAIN (chain); } while (ntype != chain); @@ -605,20 +633,35 @@ replace_type (struct type *ntype, struct type *type) of the aggregate that the member belongs to. */ struct type * -lookup_member_type (struct type *type, struct type *domain) +lookup_memberptr_type (struct type *type, struct type *domain) { struct type *mtype; mtype = alloc_type (TYPE_OBJFILE (type)); - smash_to_member_type (mtype, domain, type); + smash_to_memberptr_type (mtype, domain, type); return (mtype); } -/* Allocate a stub method whose return type is TYPE. - This apparently happens for speed of symbol reading, since parsing - out the arguments to the method is cpu-intensive, the way we are doing - it. So, we will fill in arguments later. - This always returns a fresh type. */ +/* Return a pointer-to-method type, for a method of type TO_TYPE. */ + +struct type * +lookup_methodptr_type (struct type *to_type) +{ + struct type *mtype; + + mtype = alloc_type (TYPE_OBJFILE (to_type)); + TYPE_TARGET_TYPE (mtype) = to_type; + TYPE_DOMAIN_TYPE (mtype) = TYPE_DOMAIN_TYPE (to_type); + TYPE_LENGTH (mtype) = cplus_method_ptr_size (); + TYPE_CODE (mtype) = TYPE_CODE_METHODPTR; + return mtype; +} + +/* Allocate a stub method whose return type is TYPE. This apparently + happens for speed of symbol reading, since parsing out the + arguments to the method is cpu-intensive, the way we are doing it. + So, we will fill in arguments later. This always returns a fresh + type. */ struct type * allocate_stub_method (struct type *type) @@ -632,14 +675,15 @@ allocate_stub_method (struct type *type) return (mtype); } -/* Create a range type using either a blank type supplied in RESULT_TYPE, - or creating a new type, inheriting the objfile from INDEX_TYPE. +/* Create a range type using either a blank type supplied in + RESULT_TYPE, or creating a new type, inheriting the objfile from + INDEX_TYPE. - Indices will be of type INDEX_TYPE, and will range from LOW_BOUND to - HIGH_BOUND, inclusive. + Indices will be of type INDEX_TYPE, and will range from LOW_BOUND + to HIGH_BOUND, inclusive. - FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make - sure it is TYPE_CODE_UNDEF before we bash it into a range type? */ + FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make + sure it is TYPE_CODE_UNDEF before we bash it into a range type? */ struct type * create_range_type (struct type *result_type, struct type *index_type, @@ -670,9 +714,9 @@ create_range_type (struct type *result_type, struct type *index_type, return (result_type); } -/* Set *LOWP and *HIGHP to the lower and upper bounds of discrete type TYPE. - Return 1 of type is a range type, 0 if it is discrete (and bounds - will fit in LONGEST), or -1 otherwise. */ +/* Set *LOWP and *HIGHP to the lower and upper bounds of discrete type + TYPE. Return 1 if type is a range type, 0 if it is discrete (and + bounds will fit in LONGEST), or -1 otherwise. */ int get_discrete_bounds (struct type *type, LONGEST *lowp, LONGEST *highp) @@ -700,7 +744,7 @@ get_discrete_bounds (struct type *type, LONGEST *lowp, LONGEST *highp) *highp = TYPE_FIELD_BITPOS (type, i); } - /* Set unsigned indicator if warranted. */ + /* Set unsigned indicator if warranted. */ if (*lowp >= 0) { TYPE_FLAGS (type) |= TYPE_FLAG_UNSIGNED; @@ -725,12 +769,12 @@ get_discrete_bounds (struct type *type, LONGEST *lowp, LONGEST *highp) *highp = -*lowp - 1; return 0; } - /* ... fall through for unsigned ints ... */ + /* ... fall through for unsigned ints ... */ case TYPE_CODE_CHAR: *lowp = 0; /* This round-about calculation is to avoid shifting by TYPE_LENGTH (type) * TARGET_CHAR_BIT, which will not work - if TYPE_LENGTH (type) == sizeof (LONGEST). */ + if TYPE_LENGTH (type) == sizeof (LONGEST). */ *highp = 1 << (TYPE_LENGTH (type) * TARGET_CHAR_BIT - 1); *highp = (*highp - 1) | *highp; return 0; @@ -739,17 +783,20 @@ get_discrete_bounds (struct type *type, LONGEST *lowp, LONGEST *highp) } } -/* Create an array type using either a blank type supplied in RESULT_TYPE, - or creating a new type, inheriting the objfile from RANGE_TYPE. +/* Create an array type using either a blank type supplied in + RESULT_TYPE, or creating a new type, inheriting the objfile from + RANGE_TYPE. Elements will be of type ELEMENT_TYPE, the indices will be of type RANGE_TYPE. - FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make - sure it is TYPE_CODE_UNDEF before we bash it into an array type? */ + FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make + sure it is TYPE_CODE_UNDEF before we bash it into an array + type? */ struct type * -create_array_type (struct type *result_type, struct type *element_type, +create_array_type (struct type *result_type, + struct type *element_type, struct type *range_type) { LONGEST low_bound, high_bound; @@ -779,19 +826,21 @@ create_array_type (struct type *result_type, struct type *element_type, return (result_type); } -/* Create a string type using either a blank type supplied in RESULT_TYPE, - or creating a new type. String types are similar enough to array of - char types that we can use create_array_type to build the basic type - and then bash it into a string type. +/* Create a string type using either a blank type supplied in + RESULT_TYPE, or creating a new type. String types are similar + enough to array of char types that we can use create_array_type to + build the basic type and then bash it into a string type. For fixed length strings, the range type contains 0 as the lower bound and the length of the string minus one as the upper bound. - FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make - sure it is TYPE_CODE_UNDEF before we bash it into a string type? */ + FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make + sure it is TYPE_CODE_UNDEF before we bash it into a string + type? */ struct type * -create_string_type (struct type *result_type, struct type *range_type) +create_string_type (struct type *result_type, + struct type *range_type) { struct type *string_char_type; @@ -807,7 +856,6 @@ create_string_type (struct type *result_type, struct type *range_type) struct type * create_set_type (struct type *result_type, struct type *domain_type) { - LONGEST low_bound, high_bound, bit_length; if (result_type == NULL) { result_type = alloc_type (TYPE_OBJFILE (domain_type)); @@ -820,179 +868,108 @@ create_set_type (struct type *result_type, struct type *domain_type) if (!TYPE_STUB (domain_type)) { + LONGEST low_bound, high_bound, bit_length; if (get_discrete_bounds (domain_type, &low_bound, &high_bound) < 0) low_bound = high_bound = 0; bit_length = high_bound - low_bound + 1; TYPE_LENGTH (result_type) = (bit_length + TARGET_CHAR_BIT - 1) / TARGET_CHAR_BIT; + if (low_bound >= 0) + TYPE_FLAGS (result_type) |= TYPE_FLAG_UNSIGNED; } TYPE_FIELD_TYPE (result_type, 0) = domain_type; - if (low_bound >= 0) - TYPE_FLAGS (result_type) |= TYPE_FLAG_UNSIGNED; - return (result_type); } -/* Construct and return a type of the form: - struct NAME { ELT_TYPE ELT_NAME[N]; } - We use these types for SIMD registers. For example, the type of - the SSE registers on the late x86-family processors is: - struct __builtin_v4sf { float f[4]; } - built by the function call: - init_simd_type ("__builtin_v4sf", builtin_type_float, "f", 4) - The type returned is a permanent type, allocated using malloc; it - doesn't live in any objfile's obstack. */ -static struct type * -init_simd_type (char *name, - struct type *elt_type, - char *elt_name, - int n) +void +append_flags_type_flag (struct type *type, int bitpos, char *name) { - struct type *simd_type; - struct type *array_type; - - simd_type = init_composite_type (name, TYPE_CODE_STRUCT); - array_type = create_array_type (0, elt_type, - create_range_type (0, builtin_type_int, - 0, n-1)); - append_composite_type_field (simd_type, elt_name, array_type); - return simd_type; -} + gdb_assert (TYPE_CODE (type) == TYPE_CODE_FLAGS); + gdb_assert (bitpos < TYPE_NFIELDS (type)); + gdb_assert (bitpos >= 0); -static struct type * -init_vector_type (struct type *elt_type, int n) -{ - struct type *array_type; - - array_type = create_array_type (0, elt_type, - create_range_type (0, builtin_type_int, - 0, n-1)); - TYPE_FLAGS (array_type) |= TYPE_FLAG_VECTOR; - return array_type; + if (name) + { + TYPE_FIELD_NAME (type, bitpos) = xstrdup (name); + TYPE_FIELD_BITPOS (type, bitpos) = bitpos; + } + else + { + /* Don't show this field to the user. */ + TYPE_FIELD_BITPOS (type, bitpos) = -1; + } } -static struct type * -build_builtin_type_vec64 (void) +struct type * +init_flags_type (char *name, int length) { - /* Construct a type for the 64 bit registers. The type we're - building is this: */ -#if 0 - union __gdb_builtin_type_vec64 - { - int64_t uint64; - float v2_float[2]; - int32_t v2_int32[2]; - int16_t v4_int16[4]; - int8_t v8_int8[8]; - }; -#endif - - struct type *t; + int nfields = length * TARGET_CHAR_BIT; + struct type *type; - t = init_composite_type ("__gdb_builtin_type_vec64", TYPE_CODE_UNION); - append_composite_type_field (t, "uint64", builtin_type_int64); - append_composite_type_field (t, "v2_float", builtin_type_v2_float); - append_composite_type_field (t, "v2_int32", builtin_type_v2_int32); - append_composite_type_field (t, "v4_int16", builtin_type_v4_int16); - append_composite_type_field (t, "v8_int8", builtin_type_v8_int8); + type = init_type (TYPE_CODE_FLAGS, length, + TYPE_FLAG_UNSIGNED, name, NULL); + TYPE_NFIELDS (type) = nfields; + TYPE_FIELDS (type) = TYPE_ALLOC (type, + nfields * sizeof (struct field)); + memset (TYPE_FIELDS (type), 0, nfields * sizeof (struct field)); - TYPE_FLAGS (t) |= TYPE_FLAG_VECTOR; - TYPE_NAME (t) = "builtin_type_vec64"; - return t; + return type; } -static struct type * -build_builtin_type_vec64i (void) -{ - /* Construct a type for the 64 bit registers. The type we're - building is this: */ -#if 0 - union __gdb_builtin_type_vec64i - { - int64_t uint64; - int32_t v2_int32[2]; - int16_t v4_int16[4]; - int8_t v8_int8[8]; - }; -#endif +/* Convert ARRAY_TYPE to a vector type. This may modify ARRAY_TYPE + and any array types nested inside it. */ - struct type *t; - - t = init_composite_type ("__gdb_builtin_type_vec64i", TYPE_CODE_UNION); - append_composite_type_field (t, "uint64", builtin_type_int64); - append_composite_type_field (t, "v2_int32", builtin_type_v2_int32); - append_composite_type_field (t, "v4_int16", builtin_type_v4_int16); - append_composite_type_field (t, "v8_int8", builtin_type_v8_int8); - - TYPE_FLAGS (t) |= TYPE_FLAG_VECTOR; - TYPE_NAME (t) = "builtin_type_vec64i"; - return t; -} - -static struct type * -build_builtin_type_vec128 (void) +void +make_vector_type (struct type *array_type) { - /* Construct a type for the 128 bit registers. The type we're - building is this: */ -#if 0 - union __gdb_builtin_type_vec128 - { - int128_t uint128; - float v4_float[4]; - int32_t v4_int32[4]; - int16_t v8_int16[8]; - int8_t v16_int8[16]; - }; -#endif + struct type *inner_array, *elt_type; + int flags; - struct type *t; + /* Find the innermost array type, in case the array is + multi-dimensional. */ + inner_array = array_type; + while (TYPE_CODE (TYPE_TARGET_TYPE (inner_array)) == TYPE_CODE_ARRAY) + inner_array = TYPE_TARGET_TYPE (inner_array); - t = init_composite_type ("__gdb_builtin_type_vec128", TYPE_CODE_UNION); - append_composite_type_field (t, "uint128", builtin_type_int128); - append_composite_type_field (t, "v4_float", builtin_type_v4_float); - append_composite_type_field (t, "v4_int32", builtin_type_v4_int32); - append_composite_type_field (t, "v8_int16", builtin_type_v8_int16); - append_composite_type_field (t, "v16_int8", builtin_type_v16_int8); + elt_type = TYPE_TARGET_TYPE (inner_array); + if (TYPE_CODE (elt_type) == TYPE_CODE_INT) + { + flags = TYPE_INSTANCE_FLAGS (elt_type) | TYPE_FLAG_NOTTEXT; + elt_type = make_qualified_type (elt_type, flags, NULL); + TYPE_TARGET_TYPE (inner_array) = elt_type; + } - TYPE_FLAGS (t) |= TYPE_FLAG_VECTOR; - TYPE_NAME (t) = "builtin_type_vec128"; - return t; + TYPE_FLAGS (array_type) |= TYPE_FLAG_VECTOR; } -static struct type * -build_builtin_type_vec128i (void) +struct type * +init_vector_type (struct type *elt_type, int n) { - /* 128-bit Intel SIMD registers */ - struct type *t; - - t = init_composite_type ("__gdb_builtin_type_vec128i", TYPE_CODE_UNION); - append_composite_type_field (t, "v4_float", builtin_type_v4_float); - append_composite_type_field (t, "v2_double", builtin_type_v2_double); - append_composite_type_field (t, "v16_int8", builtin_type_v16_int8); - append_composite_type_field (t, "v8_int16", builtin_type_v8_int16); - append_composite_type_field (t, "v4_int32", builtin_type_v4_int32); - append_composite_type_field (t, "v2_int64", builtin_type_v2_int64); - append_composite_type_field (t, "uint128", builtin_type_int128); - - TYPE_FLAGS (t) |= TYPE_FLAG_VECTOR; - TYPE_NAME (t) = "builtin_type_vec128i"; - return t; + struct type *array_type; + + array_type = create_array_type (0, elt_type, + create_range_type (0, + builtin_type_int, + 0, n-1)); + make_vector_type (array_type); + return array_type; } -/* Smash TYPE to be a type of members of DOMAIN with type TO_TYPE. - A MEMBER is a wierd thing -- it amounts to a typed offset into - a struct, e.g. "an int at offset 8". A MEMBER TYPE doesn't - include the offset (that's the value of the MEMBER itself), but does - include the structure type into which it points (for some reason). +/* Smash TYPE to be a type of pointers to members of DOMAIN with type + TO_TYPE. A member pointer is a wierd thing -- it amounts to a + typed offset into a struct, e.g. "an int at offset 8". A MEMBER + TYPE doesn't include the offset (that's the value of the MEMBER + itself), but does include the structure type into which it points + (for some reason). - When "smashing" the type, we preserve the objfile that the - old type pointed to, since we aren't changing where the type is actually + When "smashing" the type, we preserve the objfile that the old type + pointed to, since we aren't changing where the type is actually allocated. */ void -smash_to_member_type (struct type *type, struct type *domain, - struct type *to_type) +smash_to_memberptr_type (struct type *type, struct type *domain, + struct type *to_type) { struct objfile *objfile; @@ -1002,15 +979,17 @@ smash_to_member_type (struct type *type, struct type *domain, TYPE_OBJFILE (type) = objfile; TYPE_TARGET_TYPE (type) = to_type; TYPE_DOMAIN_TYPE (type) = domain; - TYPE_LENGTH (type) = 1; /* In practice, this is never needed. */ - TYPE_CODE (type) = TYPE_CODE_MEMBER; + /* Assume that a data member pointer is the same size as a normal + pointer. */ + TYPE_LENGTH (type) = gdbarch_ptr_bit (current_gdbarch) / TARGET_CHAR_BIT; + TYPE_CODE (type) = TYPE_CODE_MEMBERPTR; } /* Smash TYPE to be a type of method of DOMAIN with type TO_TYPE. METHOD just means `function that gets an extra "this" argument'. - When "smashing" the type, we preserve the objfile that the - old type pointed to, since we aren't changing where the type is actually + When "smashing" the type, we preserve the objfile that the old type + pointed to, since we aren't changing where the type is actually allocated. */ void @@ -1043,15 +1022,15 @@ type_name_no_tag (const struct type *type) if (TYPE_TAG_NAME (type) != NULL) return TYPE_TAG_NAME (type); - /* Is there code which expects this to return the name if there is no - tag name? My guess is that this is mainly used for C++ in cases where - the two will always be the same. */ + /* Is there code which expects this to return the name if there is + no tag name? My guess is that this is mainly used for C++ in + cases where the two will always be the same. */ return TYPE_NAME (type); } -/* Lookup a typedef or primitive type named NAME, - visible in lexical block BLOCK. - If NOERR is nonzero, return zero if NAME is not suitably defined. */ +/* Lookup a typedef or primitive type named NAME, visible in lexical + block BLOCK. If NOERR is nonzero, return zero if NAME is not + suitably defined. */ struct type * lookup_typename (char *name, struct block *block, int noerr) @@ -1059,7 +1038,8 @@ lookup_typename (char *name, struct block *block, int noerr) struct symbol *sym; struct type *tmp; - sym = lookup_symbol (name, block, VAR_DOMAIN, 0, (struct symtab **) NULL); + sym = lookup_symbol (name, block, VAR_DOMAIN, 0, + (struct symtab **) NULL); if (sym == NULL || SYMBOL_CLASS (sym) != LOC_TYPEDEF) { tmp = language_lookup_primitive_type_by_name (current_language, @@ -1100,7 +1080,7 @@ lookup_signed_typename (char *name) strcpy (uns, "signed "); strcpy (uns + 7, name); t = lookup_typename (uns, (struct block *) NULL, 1); - /* If we don't find "signed FOO" just try again with plain "FOO". */ + /* If we don't find "signed FOO" just try again with plain "FOO". */ if (t != NULL) return t; return lookup_typename (name, (struct block *) NULL, 0); @@ -1123,7 +1103,8 @@ lookup_struct (char *name, struct block *block) } if (TYPE_CODE (SYMBOL_TYPE (sym)) != TYPE_CODE_STRUCT) { - error (_("This context has class, union or enum %s, not a struct."), name); + error (_("This context has class, union or enum %s, not a struct."), + name); } return (SYMBOL_TYPE (sym)); } @@ -1155,8 +1136,9 @@ lookup_union (char *name, struct block *block) if (TYPE_DECLARED_TYPE (t) == DECLARED_TYPE_UNION) return (t); - /* If we get here, it's not a union */ - error (_("This context has class, struct or enum %s, not a union."), name); + /* If we get here, it's not a union. */ + error (_("This context has class, struct or enum %s, not a union."), + name); } @@ -1176,7 +1158,8 @@ lookup_enum (char *name, struct block *block) } if (TYPE_CODE (SYMBOL_TYPE (sym)) != TYPE_CODE_ENUM) { - error (_("This context has class, struct or union %s, not an enum."), name); + error (_("This context has class, struct or union %s, not an enum."), + name); } return (SYMBOL_TYPE (sym)); } @@ -1185,16 +1168,19 @@ lookup_enum (char *name, struct block *block) visible in lexical block BLOCK. */ struct type * -lookup_template_type (char *name, struct type *type, struct block *block) +lookup_template_type (char *name, struct type *type, + struct block *block) { struct symbol *sym; - char *nam = (char *) alloca (strlen (name) + strlen (TYPE_NAME (type)) + 4); + char *nam = (char *) + alloca (strlen (name) + strlen (TYPE_NAME (type)) + 4); strcpy (nam, name); strcat (nam, "<"); strcat (nam, TYPE_NAME (type)); - strcat (nam, " >"); /* FIXME, extra space still introduced in gcc? */ + strcat (nam, " >"); /* FIXME, extra space still introduced in gcc? */ - sym = lookup_symbol (nam, block, VAR_DOMAIN, 0, (struct symtab **) NULL); + sym = lookup_symbol (nam, block, VAR_DOMAIN, 0, + (struct symtab **) NULL); if (sym == NULL) { @@ -1202,17 +1188,20 @@ lookup_template_type (char *name, struct type *type, struct block *block) } if (TYPE_CODE (SYMBOL_TYPE (sym)) != TYPE_CODE_STRUCT) { - error (_("This context has class, union or enum %s, not a struct."), name); + error (_("This context has class, union or enum %s, not a struct."), + name); } return (SYMBOL_TYPE (sym)); } -/* Given a type TYPE, lookup the type of the component of type named NAME. +/* Given a type TYPE, lookup the type of the component of type named + NAME. - TYPE can be either a struct or union, or a pointer or reference to a struct or - union. If it is a pointer or reference, its target type is automatically used. - Thus '.' and '->' are interchangable, as specified for the definitions of the - expression element types STRUCTOP_STRUCT and STRUCTOP_PTR. + TYPE can be either a struct or union, or a pointer or reference to + a struct or union. If it is a pointer or reference, its target + type is automatically used. Thus '.' and '->' are interchangable, + as specified for the definitions of the expression element types + STRUCTOP_STRUCT and STRUCTOP_PTR. If NOERR is nonzero, return zero if NAME is not suitably defined. If NAME is the name of a baseclass type, return that type. */ @@ -1231,8 +1220,8 @@ lookup_struct_elt_type (struct type *type, char *name, int noerr) type = TYPE_TARGET_TYPE (type); } - if (TYPE_CODE (type) != TYPE_CODE_STRUCT && - TYPE_CODE (type) != TYPE_CODE_UNION) + if (TYPE_CODE (type) != TYPE_CODE_STRUCT + && TYPE_CODE (type) != TYPE_CODE_UNION) { target_terminal_ours (); gdb_flush (gdb_stdout); @@ -1242,10 +1231,10 @@ lookup_struct_elt_type (struct type *type, char *name, int noerr) } #if 0 - /* FIXME: This change put in by Michael seems incorrect for the case where - the structure tag name is the same as the member name. I.E. when doing - "ptype bell->bar" for "struct foo { int bar; int foo; } bell;" - Disabled by fnf. */ + /* FIXME: This change put in by Michael seems incorrect for the case + where the structure tag name is the same as the member name. + I.E. when doing "ptype bell->bar" for "struct foo { int bar; int + foo; } bell;" Disabled by fnf. */ { char *typename; @@ -1270,7 +1259,7 @@ lookup_struct_elt_type (struct type *type, char *name, int noerr) { struct type *t; - t = lookup_struct_elt_type (TYPE_BASECLASS (type, i), name, noerr); + t = lookup_struct_elt_type (TYPE_BASECLASS (type, i), name, 1); if (t != NULL) { return t; @@ -1295,9 +1284,9 @@ lookup_struct_elt_type (struct type *type, char *name, int noerr) /* If possible, make the vptr_fieldno and vptr_basetype fields of TYPE valid. Callers should be aware that in some cases (for example, the type or one of its baseclasses is a stub type and we are - debugging a .o file), this function will not be able to find the virtual - function table pointer, and vptr_fieldno will remain -1 and vptr_basetype - will remain NULL. */ + debugging a .o file), this function will not be able to find the + virtual function table pointer, and vptr_fieldno will remain -1 and + vptr_basetype will remain NULL. */ void fill_in_vptr_fieldno (struct type *type) @@ -1308,11 +1297,12 @@ fill_in_vptr_fieldno (struct type *type) { int i; - /* We must start at zero in case the first (and only) baseclass is - virtual (and hence we cannot share the table pointer). */ + /* We must start at zero in case the first (and only) baseclass + is virtual (and hence we cannot share the table pointer). */ for (i = 0; i < TYPE_N_BASECLASSES (type); i++) { - struct type *baseclass = check_typedef (TYPE_BASECLASS (type, i)); + struct type *baseclass = check_typedef (TYPE_BASECLASS (type, + i)); fill_in_vptr_fieldno (baseclass); if (TYPE_VPTR_FIELDNO (baseclass) >= 0) { @@ -1328,7 +1318,9 @@ fill_in_vptr_fieldno (struct type *type) Return 1 if the destructor was found, otherwise, return 0. */ int -get_destructor_fn_field (struct type *t, int *method_indexp, int *field_indexp) +get_destructor_fn_field (struct type *t, + int *method_indexp, + int *field_indexp) { int i; @@ -1353,26 +1345,26 @@ get_destructor_fn_field (struct type *t, int *method_indexp, int *field_indexp) static void stub_noname_complaint (void) { - complaint (&symfile_complaints, "stub type has NULL name"); + complaint (&symfile_complaints, _("stub type has NULL name")); } /* Added by Bryan Boreham, Kewill, Sun Sep 17 18:07:17 1989. If this is a stubbed struct (i.e. declared as struct foo *), see if we can find a full definition in some other file. If so, copy this - definition, so we can use it in future. There used to be a comment (but - not any code) that if we don't find a full definition, we'd set a flag - so we don't spend time in the future checking the same type. That would - be a mistake, though--we might load in more symbols which contain a - full definition for the type. + definition, so we can use it in future. There used to be a comment + (but not any code) that if we don't find a full definition, we'd + set a flag so we don't spend time in the future checking the same + type. That would be a mistake, though--we might load in more + symbols which contain a full definition for the type. This used to be coded as a macro, but I don't think it is called often enough to merit such treatment. */ -/* Find the real type of TYPE. This function returns the real type, after - removing all layers of typedefs and completing opaque or stub types. - Completion changes the TYPE argument, but stripping of typedefs does - not. */ +/* Find the real type of TYPE. This function returns the real type, + after removing all layers of typedefs and completing opaque or stub + types. Completion changes the TYPE argument, but stripping of + typedefs does not. */ struct type * check_typedef (struct type *type) @@ -1380,6 +1372,8 @@ check_typedef (struct type *type) struct type *orig_type = type; int is_const, is_volatile; + gdb_assert (type); + while (TYPE_CODE (type) == TYPE_CODE_TYPEDEF) { if (!TYPE_TARGET_TYPE (type)) @@ -1388,15 +1382,15 @@ check_typedef (struct type *type) struct symbol *sym; /* It is dangerous to call lookup_symbol if we are currently - reading a symtab. Infinite recursion is one danger. */ + reading a symtab. Infinite recursion is one danger. */ if (currently_reading_symtab) return type; name = type_name_no_tag (type); - /* FIXME: shouldn't we separately check the TYPE_NAME and the - TYPE_TAG_NAME, and look in STRUCT_DOMAIN and/or VAR_DOMAIN - as appropriate? (this code was written before TYPE_NAME and - TYPE_TAG_NAME were separate). */ + /* FIXME: shouldn't we separately check the TYPE_NAME and + the TYPE_TAG_NAME, and look in STRUCT_DOMAIN and/or + VAR_DOMAIN as appropriate? (this code was written before + TYPE_NAME and TYPE_TAG_NAME were separate). */ if (name == NULL) { stub_noname_complaint (); @@ -1406,8 +1400,8 @@ check_typedef (struct type *type) (struct symtab **) NULL); if (sym) TYPE_TARGET_TYPE (type) = SYMBOL_TYPE (sym); - else - TYPE_TARGET_TYPE (type) = alloc_type (NULL); /* TYPE_CODE_UNDEF */ + else /* TYPE_CODE_UNDEF */ + TYPE_TARGET_TYPE (type) = alloc_type (NULL); } type = TYPE_TARGET_TYPE (type); } @@ -1415,12 +1409,15 @@ check_typedef (struct type *type) is_const = TYPE_CONST (type); is_volatile = TYPE_VOLATILE (type); - /* If this is a struct/class/union with no fields, then check whether a - full definition exists somewhere else. This is for systems where a - type definition with no fields is issued for such types, instead of - identifying them as stub types in the first place */ + /* If this is a struct/class/union with no fields, then check + whether a full definition exists somewhere else. This is for + systems where a type definition with no fields is issued for such + types, instead of identifying them as stub types in the first + place. */ - if (TYPE_IS_OPAQUE (type) && opaque_type_resolution && !currently_reading_symtab) + if (TYPE_IS_OPAQUE (type) + && opaque_type_resolution + && !currently_reading_symtab) { char *name = type_name_no_tag (type); struct type *newtype; @@ -1433,23 +1430,24 @@ check_typedef (struct type *type) if (newtype) { - /* If the resolved type and the stub are in the same objfile, - then replace the stub type with the real deal. But if - they're in separate objfiles, leave the stub alone; we'll - just look up the transparent type every time we call - check_typedef. We can't create pointers between types - allocated to different objfiles, since they may have - different lifetimes. Trying to copy NEWTYPE over to TYPE's - objfile is pointless, too, since you'll have to move over any - other types NEWTYPE refers to, which could be an unbounded - amount of stuff. */ + /* If the resolved type and the stub are in the same + objfile, then replace the stub type with the real deal. + But if they're in separate objfiles, leave the stub + alone; we'll just look up the transparent type every time + we call check_typedef. We can't create pointers between + types allocated to different objfiles, since they may + have different lifetimes. Trying to copy NEWTYPE over to + TYPE's objfile is pointless, too, since you'll have to + move over any other types NEWTYPE refers to, which could + be an unbounded amount of stuff. */ if (TYPE_OBJFILE (newtype) == TYPE_OBJFILE (type)) make_cv_type (is_const, is_volatile, newtype, &type); else type = newtype; } } - /* Otherwise, rely on the stub flag being set for opaque/stubbed types */ + /* Otherwise, rely on the stub flag being set for opaque/stubbed + types. */ else if (TYPE_STUB (type) && !currently_reading_symtab) { char *name = type_name_no_tag (type); @@ -1463,9 +1461,19 @@ check_typedef (struct type *type) stub_noname_complaint (); return type; } - sym = lookup_symbol (name, 0, STRUCT_DOMAIN, 0, (struct symtab **) NULL); + sym = lookup_symbol (name, 0, STRUCT_DOMAIN, + 0, (struct symtab **) NULL); if (sym) - make_cv_type (is_const, is_volatile, SYMBOL_TYPE (sym), &type); + { + /* Same as above for opaque types, we can replace the stub + with the complete type only if they are int the same + objfile. */ + if (TYPE_OBJFILE (SYMBOL_TYPE(sym)) == TYPE_OBJFILE (type)) + make_cv_type (is_const, is_volatile, + SYMBOL_TYPE (sym), &type); + else + type = SYMBOL_TYPE (sym); + } } if (TYPE_TARGET_STUB (type)) @@ -1475,6 +1483,7 @@ check_typedef (struct type *type) if (TYPE_STUB (target_type) || TYPE_TARGET_STUB (target_type)) { + /* Empty. */ } else if (TYPE_CODE (type) == TYPE_CODE_ARRAY && TYPE_NFIELDS (type) == 1 @@ -1485,8 +1494,7 @@ check_typedef (struct type *type) number of elements and the target type's length. */ TYPE_LENGTH (type) = ((TYPE_FIELD_BITPOS (range_type, 1) - - TYPE_FIELD_BITPOS (range_type, 0) - + 1) + - TYPE_FIELD_BITPOS (range_type, 0) + 1) * TYPE_LENGTH (target_type)); TYPE_FLAGS (type) &= ~TYPE_FLAG_TARGET_STUB; } @@ -1496,13 +1504,13 @@ check_typedef (struct type *type) TYPE_FLAGS (type) &= ~TYPE_FLAG_TARGET_STUB; } } - /* Cache TYPE_LENGTH for future use. */ + /* Cache TYPE_LENGTH for future use. */ TYPE_LENGTH (orig_type) = TYPE_LENGTH (type); return type; } -/* Parse a type expression in the string [P..P+LENGTH). If an error occurs, - silently return builtin_type_void. */ +/* Parse a type expression in the string [P..P+LENGTH). If an error + occurs, silently return builtin_type_void. */ static struct type * safe_parse_type (char *p, int length) @@ -1510,15 +1518,15 @@ safe_parse_type (char *p, int length) struct ui_file *saved_gdb_stderr; struct type *type; - /* Suppress error messages. */ + /* Suppress error messages. */ saved_gdb_stderr = gdb_stderr; gdb_stderr = ui_file_new (); - /* Call parse_and_eval_type() without fear of longjmp()s. */ + /* Call parse_and_eval_type() without fear of longjmp()s. */ if (!gdb_parse_and_eval_type (p, length, &type)) type = builtin_type_void; - /* Stop suppressing error messages. */ + /* Stop suppressing error messages. */ ui_file_delete (gdb_stderr); gdb_stderr = saved_gdb_stderr; @@ -1527,13 +1535,13 @@ safe_parse_type (char *p, int length) /* Ugly hack to convert method stubs into method types. - He ain't kiddin'. This demangles the name of the method into a string - including argument types, parses out each argument type, generates - a string casting a zero to that type, evaluates the string, and stuffs - the resulting type into an argtype vector!!! Then it knows the type - of the whole function (including argument types for overloading), - which info used to be in the stab's but was removed to hack back - the space required for them. */ + He ain't kiddin'. This demangles the name of the method into a + string including argument types, parses out each argument type, + generates a string casting a zero to that type, evaluates the + string, and stuffs the resulting type into an argtype vector!!! + Then it knows the type of the whole function (including argument + types for overloading), which info used to be in the stab's but was + removed to hack back the space required for them. */ static void check_stub_method (struct type *type, int method_id, int signature_id) @@ -1554,7 +1562,8 @@ check_stub_method (struct type *type, int method_id, int signature_id) p = NULL; if (demangled_name == NULL || p == NULL) - error (_("Internal: Cannot demangle mangled name `%s'."), mangled_name); + error (_("Internal: Cannot demangle mangled name `%s'."), + mangled_name); /* Now, read in the parameters that define this type. */ p += 1; @@ -1644,10 +1653,11 @@ check_stub_method (struct type *type, int method_id, int signature_id) xfree (demangled_name); } -/* This is the external interface to check_stub_method, above. This function - unstubs all of the signatures for TYPE's METHOD_ID method name. After - calling this function TYPE_FN_FIELD_STUB will be cleared for each signature - and TYPE_FN_FIELDLIST_NAME will be correct. +/* This is the external interface to check_stub_method, above. This + function unstubs all of the signatures for TYPE's METHOD_ID method + name. After calling this function TYPE_FN_FIELD_STUB will be + cleared for each signature and TYPE_FN_FIELDLIST_NAME will be + correct. This function unfortunately can not die until stabs do. */ @@ -1665,10 +1675,11 @@ check_stub_method_group (struct type *type, int method_id) check_stub_method (type, method_id, j); } - /* GNU v3 methods with incorrect names were corrected when we read in - type information, because it was cheaper to do it then. The only GNU v2 - methods with incorrect method names are operators and destructors; - destructors were also corrected when we read in type information. + /* GNU v3 methods with incorrect names were corrected when we read + in type information, because it was cheaper to do it then. The + only GNU v2 methods with incorrect method names are operators and + destructors; destructors were also corrected when we read in type + information. Therefore the only thing we need to handle here are v2 operator names. */ @@ -1677,10 +1688,12 @@ check_stub_method_group (struct type *type, int method_id) int ret; char dem_opname[256]; - ret = cplus_demangle_opname (TYPE_FN_FIELDLIST_NAME (type, method_id), + ret = cplus_demangle_opname (TYPE_FN_FIELDLIST_NAME (type, + method_id), dem_opname, DMGL_ANSI); if (!ret) - ret = cplus_demangle_opname (TYPE_FN_FIELDLIST_NAME (type, method_id), + ret = cplus_demangle_opname (TYPE_FN_FIELDLIST_NAME (type, + method_id), dem_opname, 0); if (ret) TYPE_FN_FIELDLIST_NAME (type, method_id) = xstrdup (dem_opname); @@ -1702,14 +1715,15 @@ allocate_cplus_struct_type (struct type *type) /* Helper function to initialize the standard scalar types. - If NAME is non-NULL and OBJFILE is non-NULL, then we make a copy - of the string pointed to by name in the objfile_obstack for that objfile, - and initialize the type name to that copy. There are places (mipsread.c - in particular, where init_type is called with a NULL value for NAME). */ + If NAME is non-NULL and OBJFILE is non-NULL, then we make a copy of + the string pointed to by name in the objfile_obstack for that + objfile, and initialize the type name to that copy. There are + places (mipsread.c in particular, where init_type is called with a + NULL value for NAME). */ struct type * -init_type (enum type_code code, int length, int flags, char *name, - struct objfile *objfile) +init_type (enum type_code code, int length, int flags, + char *name, struct objfile *objfile) { struct type *type; @@ -1719,8 +1733,8 @@ init_type (enum type_code code, int length, int flags, char *name, TYPE_FLAGS (type) |= flags; if ((name != NULL) && (objfile != NULL)) { - TYPE_NAME (type) = - obsavestring (name, strlen (name), &objfile->objfile_obstack); + TYPE_NAME (type) = obsavestring (name, strlen (name), + &objfile->objfile_obstack); } else { @@ -1756,7 +1770,8 @@ init_composite_type (char *name, enum type_code code) /* Helper function. Append a field to a composite type. */ void -append_composite_type_field (struct type *t, char *name, struct type *field) +append_composite_type_field (struct type *t, char *name, + struct type *field) { struct field *f; TYPE_NFIELDS (t) = TYPE_NFIELDS (t) + 1; @@ -1789,18 +1804,18 @@ append_composite_type_field (struct type *t, char *name, struct type *field) types such as "int" or "double". Others (stabs for example), do define fundamental types. - For the formats which don't provide fundamental types, gdb can create - such types, using defaults reasonable for the current language and - the current target machine. + For the formats which don't provide fundamental types, gdb can + create such types, using defaults reasonable for the current + language and the current target machine. - NOTE: This routine is obsolescent. Each debugging format reader + NOTE: This routine is obsolescent. Each debugging format reader should manage it's own fundamental types, either creating them from suitable defaults or reading them from the debugging information, - whichever is appropriate. The DWARF reader has already been - fixed to do this. Once the other readers are fixed, this routine - will go away. Also note that fundamental types should be managed - on a compilation unit basis in a multi-language environment, not - on a linkage unit basis as is done here. */ + whichever is appropriate. The DWARF reader has already been fixed + to do this. Once the other readers are fixed, this routine will go + away. Also note that fundamental types should be managed on a + compilation unit basis in a multi-language environment, not on a + linkage unit basis as is done here. */ struct type * @@ -1811,11 +1826,13 @@ lookup_fundamental_type (struct objfile *objfile, int typeid) if (typeid < 0 || typeid >= FT_NUM_MEMBERS) { - error (_("internal error - invalid fundamental type id %d"), typeid); + error (_("internal error - invalid fundamental type id %d"), + typeid); } - /* If this is the first time we need a fundamental type for this objfile - then we need to initialize the vector of type pointers. */ + /* If this is the first time we need a fundamental type for this + objfile then we need to initialize the vector of type + pointers. */ if (objfile->fundamental_types == NULL) { @@ -1826,8 +1843,9 @@ lookup_fundamental_type (struct objfile *objfile, int typeid) OBJSTAT (objfile, n_types += FT_NUM_MEMBERS); } - /* Look for this particular type in the fundamental type vector. If one is - not found, create and install one appropriate for the current language. */ + /* Look for this particular type in the fundamental type vector. If + one is not found, create and install one appropriate for the + current language. */ typep = objfile->fundamental_types + typeid; if (*typep == NULL) @@ -1841,7 +1859,8 @@ lookup_fundamental_type (struct objfile *objfile, int typeid) int can_dereference (struct type *t) { - /* FIXME: Should we return true for references as well as pointers? */ + /* FIXME: Should we return true for references as well as + pointers? */ CHECK_TYPEDEF (t); return (t != NULL @@ -1857,6 +1876,7 @@ is_integral_type (struct type *t) ((t != NULL) && ((TYPE_CODE (t) == TYPE_CODE_INT) || (TYPE_CODE (t) == TYPE_CODE_ENUM) + || (TYPE_CODE (t) == TYPE_CODE_FLAGS) || (TYPE_CODE (t) == TYPE_CODE_CHAR) || (TYPE_CODE (t) == TYPE_CODE_RANGE) || (TYPE_CODE (t) == TYPE_CODE_BOOL))); @@ -1866,7 +1886,7 @@ is_integral_type (struct type *t) Return 1 if so, and 0 if not. Note: callers may want to check for identity of the types before calling this function -- identical types are considered to satisfy - the ancestor relationship even if they're identical */ + the ancestor relationship even if they're identical. */ int is_ancestor (struct type *base, struct type *dclass) @@ -1878,8 +1898,8 @@ is_ancestor (struct type *base, struct type *dclass) if (base == dclass) return 1; - if (TYPE_NAME (base) && TYPE_NAME (dclass) && - !strcmp (TYPE_NAME (base), TYPE_NAME (dclass))) + if (TYPE_NAME (base) && TYPE_NAME (dclass) + && !strcmp (TYPE_NAME (base), TYPE_NAME (dclass))) return 1; for (i = 0; i < TYPE_N_BASECLASSES (dclass); i++) @@ -1906,26 +1926,27 @@ has_vtable (struct type *dclass) if (TYPE_CODE (dclass) != TYPE_CODE_CLASS) return 0; - /* First check for the presence of virtual bases */ + /* First check for the presence of virtual bases. */ if (TYPE_FIELD_VIRTUAL_BITS (dclass)) for (i = 0; i < TYPE_N_BASECLASSES (dclass); i++) if (B_TST (TYPE_FIELD_VIRTUAL_BITS (dclass), i)) return 1; - /* Next check for virtual functions */ + /* Next check for virtual functions. */ if (TYPE_FN_FIELDLISTS (dclass)) for (i = 0; i < TYPE_NFN_FIELDS (dclass); i++) if (TYPE_FN_FIELD_VIRTUAL_P (TYPE_FN_FIELDLIST1 (dclass, i), 0)) return 1; - /* Recurse on non-virtual bases to see if any of them needs a vtable */ + /* Recurse on non-virtual bases to see if any of them needs a + vtable. */ if (TYPE_FIELD_VIRTUAL_BITS (dclass)) for (i = 0; i < TYPE_N_BASECLASSES (dclass); i++) - if ((!B_TST (TYPE_FIELD_VIRTUAL_BITS (dclass), i)) && - (has_vtable (TYPE_FIELD_TYPE (dclass, i)))) + if ((!B_TST (TYPE_FIELD_VIRTUAL_BITS (dclass), i)) + && (has_vtable (TYPE_FIELD_TYPE (dclass, i)))) return 1; - /* Well, maybe we don't need a virtual table */ + /* Well, maybe we don't need a virtual table. */ return 0; } @@ -1942,7 +1963,7 @@ primary_base_class (struct type *dclass) { /* In HP ANSI C++'s runtime model, a "primary base class" of a class is the first directly inherited, non-virtual base class that - requires a virtual table */ + requires a virtual table. */ int i; @@ -1950,24 +1971,24 @@ primary_base_class (struct type *dclass) return NULL; for (i = 0; i < TYPE_N_BASECLASSES (dclass); i++) - if (!TYPE_FIELD_VIRTUAL (dclass, i) && - has_vtable (TYPE_FIELD_TYPE (dclass, i))) + if (!TYPE_FIELD_VIRTUAL (dclass, i) + && has_vtable (TYPE_FIELD_TYPE (dclass, i))) return TYPE_FIELD_TYPE (dclass, i); return NULL; } -/* Global manipulated by virtual_base_list[_aux]() */ +/* Global manipulated by virtual_base_list[_aux](). */ static struct vbase *current_vbase_list = NULL; -/* Return a pointer to a null-terminated list of struct vbase - items. The vbasetype pointer of each item in the list points to the - type information for a virtual base of the argument DCLASS. +/* Return a pointer to a null-terminated list of struct vbase items. + The vbasetype pointer of each item in the list points to the type + information for a virtual base of the argument DCLASS. Helper function for virtual_base_list(). - Note: the list goes backward, right-to-left. virtual_base_list() - copies the items out in reverse order. */ + Note: the list goes backward, right-to-left. + virtual_base_list() copies the items out in reverse order. */ static void virtual_base_list_aux (struct type *dclass) @@ -2027,7 +2048,7 @@ virtual_base_list_aux (struct type *dclass) This routine merely hands off the argument to virtual_base_list_aux() and then copies the result into an array to save space. */ -struct type ** +static struct type ** virtual_base_list (struct type *dclass) { struct vbase *tmp_vbase; @@ -2039,17 +2060,22 @@ virtual_base_list (struct type *dclass) current_vbase_list = NULL; virtual_base_list_aux (dclass); - for (i = 0, tmp_vbase = current_vbase_list; tmp_vbase != NULL; i++, tmp_vbase = tmp_vbase->next) + for (i = 0, tmp_vbase = current_vbase_list; + tmp_vbase != NULL; + i++, tmp_vbase = tmp_vbase->next) /* no body */ ; count = i; - vbase_array = (struct type **) xmalloc ((count + 1) * sizeof (struct type *)); + vbase_array = (struct type **) + xmalloc ((count + 1) * sizeof (struct type *)); - for (i = count - 1, tmp_vbase = current_vbase_list; i >= 0; i--, tmp_vbase = tmp_vbase->next) + for (i = count - 1, tmp_vbase = current_vbase_list; + i >= 0; i--, + tmp_vbase = tmp_vbase->next) vbase_array[i] = tmp_vbase->vbasetype; - /* Get rid of constructed chain */ + /* Get rid of constructed chain. */ tmp_vbase_2 = tmp_vbase = current_vbase_list; while (tmp_vbase) { @@ -2073,7 +2099,9 @@ virtual_base_list_length (struct type *dclass) current_vbase_list = NULL; virtual_base_list_aux (dclass); - for (i = 0, tmp_vbase = current_vbase_list; tmp_vbase != NULL; i++, tmp_vbase = tmp_vbase->next) + for (i = 0, tmp_vbase = current_vbase_list; + tmp_vbase != NULL; + i++, tmp_vbase = tmp_vbase->next) /* no body */ ; return i; } @@ -2097,7 +2125,9 @@ virtual_base_list_length_skip_primaries (struct type *dclass) current_vbase_list = NULL; virtual_base_list_aux (dclass); - for (i = 0, tmp_vbase = current_vbase_list; tmp_vbase != NULL; tmp_vbase = tmp_vbase->next) + for (i = 0, tmp_vbase = current_vbase_list; + tmp_vbase != NULL; + tmp_vbase = tmp_vbase->next) { if (virtual_base_index (tmp_vbase->vbasetype, primary) >= 0) continue; @@ -2106,7 +2136,6 @@ virtual_base_list_length_skip_primaries (struct type *dclass) return i; } - /* Return the index (position) of type BASE, which is a virtual base class of DCLASS, in the latter's virtual base list. A return of -1 indicates "not found" or a problem. */ @@ -2114,64 +2143,62 @@ virtual_base_list_length_skip_primaries (struct type *dclass) int virtual_base_index (struct type *base, struct type *dclass) { - struct type *vbase; + struct type *vbase, **vbase_list; int i; - if ((TYPE_CODE (dclass) != TYPE_CODE_CLASS) || - (TYPE_CODE (base) != TYPE_CODE_CLASS)) + if ((TYPE_CODE (dclass) != TYPE_CODE_CLASS) + || (TYPE_CODE (base) != TYPE_CODE_CLASS)) return -1; - i = 0; - vbase = virtual_base_list (dclass)[0]; - while (vbase) - { - if (vbase == base) - break; - vbase = virtual_base_list (dclass)[++i]; - } + vbase_list = virtual_base_list (dclass); + for (i = 0, vbase = vbase_list[0]; + vbase != NULL; + vbase = vbase_list[++i]) + if (vbase == base) + break; + xfree (vbase_list); return vbase ? i : -1; } - - /* Return the index (position) of type BASE, which is a virtual base - class of DCLASS, in the latter's virtual base list. Skip over all + class of DCLASS, in the latter's virtual base list. Skip over all bases that may appear in the virtual base list of the primary base class of DCLASS (recursively). A return of -1 indicates "not found" or a problem. */ int -virtual_base_index_skip_primaries (struct type *base, struct type *dclass) +virtual_base_index_skip_primaries (struct type *base, + struct type *dclass) { - struct type *vbase; + struct type *vbase, **vbase_list; int i, j; struct type *primary; - if ((TYPE_CODE (dclass) != TYPE_CODE_CLASS) || - (TYPE_CODE (base) != TYPE_CODE_CLASS)) + if ((TYPE_CODE (dclass) != TYPE_CODE_CLASS) + || (TYPE_CODE (base) != TYPE_CODE_CLASS)) return -1; primary = TYPE_RUNTIME_PTR (dclass) ? TYPE_PRIMARY_BASE (dclass) : NULL; - j = -1; - i = 0; - vbase = virtual_base_list (dclass)[0]; - while (vbase) + vbase_list = virtual_base_list (dclass); + for (i = 0, j = -1, vbase = vbase_list[0]; + vbase != NULL; + vbase = vbase_list[++i]) { - if (!primary || (virtual_base_index_skip_primaries (vbase, primary) < 0)) + if (!primary + || (virtual_base_index_skip_primaries (vbase, primary) < 0)) j++; if (vbase == base) break; - vbase = virtual_base_list (dclass)[++i]; } - + xfree (vbase_list); return vbase ? j : -1; } -/* Return position of a derived class DCLASS in the list of - * primary bases starting with the remotest ancestor. - * Position returned is 0-based. */ +/* Return position of a derived class DCLASS in the list of primary + bases starting with the remotest ancestor. Position returned is + 0-based. */ int class_index_in_primary_list (struct type *dclass) @@ -2186,14 +2213,12 @@ class_index_in_primary_list (struct type *dclass) return 0; } -/* Return a count of the number of virtual functions a type has. - * This includes all the virtual functions it inherits from its - * base classes too. - */ +/* Return a count of the number of virtual functions a type has. This + includes all the virtual functions it inherits from its base + classes too. */ /* pai: FIXME This doesn't do the right thing: count redefined virtual - * functions only once (latest redefinition) - */ + functions only once (latest redefinition). */ int count_virtual_fns (struct type *dclass) @@ -2221,10 +2246,10 @@ count_virtual_fns (struct type *dclass) /* Functions for overload resolution begin here */ /* Compare two badness vectors A and B and return the result. - * 0 => A and B are identical - * 1 => A and B are incomparable - * 2 => A is better than B - * 3 => A is worse than B */ + 0 => A and B are identical + 1 => A and B are incomparable + 2 => A is better than B + 3 => A is worse than B */ int compare_badness (struct badness_vector *a, struct badness_vector *b) @@ -2265,12 +2290,14 @@ compare_badness (struct badness_vector *a, struct badness_vector *b) } } -/* Rank a function by comparing its parameter types (PARMS, length NPARMS), - * to the types of an argument list (ARGS, length NARGS). - * Return a pointer to a badness vector. This has NARGS + 1 entries. */ +/* Rank a function by comparing its parameter types (PARMS, length + NPARMS), to the types of an argument list (ARGS, length NARGS). + Return a pointer to a badness vector. This has NARGS + 1 + entries. */ struct badness_vector * -rank_function (struct type **parms, int nparms, struct type **args, int nargs) +rank_function (struct type **parms, int nparms, + struct type **args, int nargs) { int i; struct badness_vector *bv; @@ -2281,11 +2308,11 @@ rank_function (struct type **parms, int nparms, struct type **args, int nargs) bv->rank = xmalloc ((nargs + 1) * sizeof (int)); /* First compare the lengths of the supplied lists. - * If there is a mismatch, set it to a high value. */ + If there is a mismatch, set it to a high value. */ /* pai/1997-06-03 FIXME: when we have debug info about default - * arguments and ellipsis parameter lists, we should consider those - * and rank the length-match more finely. */ + arguments and ellipsis parameter lists, we should consider those + and rank the length-match more finely. */ LENGTH_MATCH (bv) = (nargs != nparms) ? LENGTH_MISMATCH_BADNESS : 0; @@ -2309,7 +2336,8 @@ integer_types_same_name_p (const char *first, const char *second) { int first_p, second_p; - /* If both are shorts, return 1; if neither is a short, keep checking. */ + /* If both are shorts, return 1; if neither is a short, keep + checking. */ first_p = (strstr (first, "short") != NULL); second_p = (strstr (second, "short") != NULL); if (first_p && second_p) @@ -2344,16 +2372,16 @@ integer_types_same_name_p (const char *first, const char *second) * * Return 0 if they are identical types; * Otherwise, return an integer which corresponds to how compatible - * PARM is to ARG. The higher the return value, the worse the match. - * Generally the "bad" conversions are all uniformly assigned a 100 */ + * PARM is to ARG. The higher the return value, the worse the match. + * Generally the "bad" conversions are all uniformly assigned a 100. */ int rank_one_type (struct type *parm, struct type *arg) { - /* Identical type pointers */ + /* Identical type pointers. */ /* However, this still doesn't catch all cases of same type for arg - * and param. The reason is that builtin types are different from - * the same ones constructed from the object. */ + and param. The reason is that builtin types are different from + the same ones constructed from the object. */ if (parm == arg) return 0; @@ -2364,22 +2392,22 @@ rank_one_type (struct type *parm, struct type *arg) arg = check_typedef (arg); /* - Well, damnit, if the names are exactly the same, - i'll say they are exactly the same. This happens when we generate - method stubs. The types won't point to the same address, but they + Well, damnit, if the names are exactly the same, I'll say they + are exactly the same. This happens when we generate method + stubs. The types won't point to the same address, but they really are the same. */ - if (TYPE_NAME (parm) && TYPE_NAME (arg) && - !strcmp (TYPE_NAME (parm), TYPE_NAME (arg))) - return 0; + if (TYPE_NAME (parm) && TYPE_NAME (arg) + && !strcmp (TYPE_NAME (parm), TYPE_NAME (arg))) + return 0; - /* Check if identical after resolving typedefs */ + /* Check if identical after resolving typedefs. */ if (parm == arg) return 0; /* See through references, since we can almost make non-references - references. */ + references. */ if (TYPE_CODE (arg) == TYPE_CODE_REF) return (rank_one_type (parm, TYPE_TARGET_TYPE (arg)) + REFERENCE_CONVERSION_BADNESS); @@ -2387,9 +2415,11 @@ rank_one_type (struct type *parm, struct type *arg) return (rank_one_type (TYPE_TARGET_TYPE (parm), arg) + REFERENCE_CONVERSION_BADNESS); if (overload_debug) - /* Debugging only. */ - fprintf_filtered (gdb_stderr,"------ Arg is %s [%d], parm is %s [%d]\n", - TYPE_NAME (arg), TYPE_CODE (arg), TYPE_NAME (parm), TYPE_CODE (parm)); + /* Debugging only. */ + fprintf_filtered (gdb_stderr, + "------ Arg is %s [%d], parm is %s [%d]\n", + TYPE_NAME (arg), TYPE_CODE (arg), + TYPE_NAME (parm), TYPE_CODE (parm)); /* x -> y means arg of type x being supplied for parameter of type y */ @@ -2402,13 +2432,16 @@ rank_one_type (struct type *parm, struct type *arg) if (TYPE_CODE (TYPE_TARGET_TYPE (parm)) == TYPE_CODE_VOID) return VOID_PTR_CONVERSION_BADNESS; else - return rank_one_type (TYPE_TARGET_TYPE (parm), TYPE_TARGET_TYPE (arg)); + return rank_one_type (TYPE_TARGET_TYPE (parm), + TYPE_TARGET_TYPE (arg)); case TYPE_CODE_ARRAY: - return rank_one_type (TYPE_TARGET_TYPE (parm), TYPE_TARGET_TYPE (arg)); + return rank_one_type (TYPE_TARGET_TYPE (parm), + TYPE_TARGET_TYPE (arg)); case TYPE_CODE_FUNC: return rank_one_type (TYPE_TARGET_TYPE (parm), arg); case TYPE_CODE_INT: case TYPE_CODE_ENUM: + case TYPE_CODE_FLAGS: case TYPE_CODE_CHAR: case TYPE_CODE_RANGE: case TYPE_CODE_BOOL: @@ -2421,7 +2454,8 @@ rank_one_type (struct type *parm, struct type *arg) { case TYPE_CODE_PTR: case TYPE_CODE_ARRAY: - return rank_one_type (TYPE_TARGET_TYPE (parm), TYPE_TARGET_TYPE (arg)); + return rank_one_type (TYPE_TARGET_TYPE (parm), + TYPE_TARGET_TYPE (arg)); default: return INCOMPATIBLE_TYPE_BADNESS; } @@ -2440,32 +2474,38 @@ rank_one_type (struct type *parm, struct type *arg) if (TYPE_LENGTH (arg) == TYPE_LENGTH (parm)) { /* Deal with signed, unsigned, and plain chars and - signed and unsigned ints */ + signed and unsigned ints. */ if (TYPE_NOSIGN (parm)) { /* This case only for character types */ - if (TYPE_NOSIGN (arg)) /* plain char -> plain char */ - return 0; - else - return INTEGER_CONVERSION_BADNESS; /* signed/unsigned char -> plain char */ + if (TYPE_NOSIGN (arg)) + return 0; /* plain char -> plain char */ + else /* signed/unsigned char -> plain char */ + return INTEGER_CONVERSION_BADNESS; } else if (TYPE_UNSIGNED (parm)) { if (TYPE_UNSIGNED (arg)) { - /* unsigned int -> unsigned int, or unsigned long -> unsigned long */ - if (integer_types_same_name_p (TYPE_NAME (parm), TYPE_NAME (arg))) + /* unsigned int -> unsigned int, or + unsigned long -> unsigned long */ + if (integer_types_same_name_p (TYPE_NAME (parm), + TYPE_NAME (arg))) return 0; - else if (integer_types_same_name_p (TYPE_NAME (arg), "int") - && integer_types_same_name_p (TYPE_NAME (parm), "long")) + else if (integer_types_same_name_p (TYPE_NAME (arg), + "int") + && integer_types_same_name_p (TYPE_NAME (parm), + "long")) return INTEGER_PROMOTION_BADNESS; /* unsigned int -> unsigned long */ else return INTEGER_CONVERSION_BADNESS; /* unsigned long -> unsigned int */ } else { - if (integer_types_same_name_p (TYPE_NAME (arg), "long") - && integer_types_same_name_p (TYPE_NAME (parm), "int")) + if (integer_types_same_name_p (TYPE_NAME (arg), + "long") + && integer_types_same_name_p (TYPE_NAME (parm), + "int")) return INTEGER_CONVERSION_BADNESS; /* signed long -> unsigned int */ else return INTEGER_CONVERSION_BADNESS; /* signed int/long -> unsigned int/long */ @@ -2473,10 +2513,13 @@ rank_one_type (struct type *parm, struct type *arg) } else if (!TYPE_NOSIGN (arg) && !TYPE_UNSIGNED (arg)) { - if (integer_types_same_name_p (TYPE_NAME (parm), TYPE_NAME (arg))) + if (integer_types_same_name_p (TYPE_NAME (parm), + TYPE_NAME (arg))) return 0; - else if (integer_types_same_name_p (TYPE_NAME (arg), "int") - && integer_types_same_name_p (TYPE_NAME (parm), "long")) + else if (integer_types_same_name_p (TYPE_NAME (arg), + "int") + && integer_types_same_name_p (TYPE_NAME (parm), + "long")) return INTEGER_PROMOTION_BADNESS; else return INTEGER_CONVERSION_BADNESS; @@ -2489,6 +2532,7 @@ rank_one_type (struct type *parm, struct type *arg) else return INTEGER_CONVERSION_BADNESS; case TYPE_CODE_ENUM: + case TYPE_CODE_FLAGS: case TYPE_CODE_CHAR: case TYPE_CODE_RANGE: case TYPE_CODE_BOOL: @@ -2532,8 +2576,8 @@ rank_one_type (struct type *parm, struct type *arg) return INTEGER_PROMOTION_BADNESS; /* >>> !! else fall through !! <<< */ case TYPE_CODE_CHAR: - /* Deal with signed, unsigned, and plain chars for C++ - and with int cases falling through from previous case */ + /* Deal with signed, unsigned, and plain chars for C++ and + with int cases falling through from previous case. */ if (TYPE_NOSIGN (parm)) { if (TYPE_NOSIGN (arg)) @@ -2609,7 +2653,7 @@ rank_one_type (struct type *parm, struct type *arg) break; case TYPE_CODE_COMPLEX: switch (TYPE_CODE (arg)) - { /* Strictly not needed for C++, but... */ + { /* Strictly not needed for C++, but... */ case TYPE_CODE_FLT: return FLOAT_PROMOTION_BADNESS; case TYPE_CODE_COMPLEX: @@ -2639,7 +2683,7 @@ rank_one_type (struct type *parm, struct type *arg) return INCOMPATIBLE_TYPE_BADNESS; } break; - case TYPE_CODE_MEMBER: + case TYPE_CODE_MEMBERPTR: switch (TYPE_CODE (arg)) { default: @@ -2668,7 +2712,8 @@ rank_one_type (struct type *parm, struct type *arg) { /* Not in C++ */ case TYPE_CODE_SET: - return rank_one_type (TYPE_FIELD_TYPE (parm, 0), TYPE_FIELD_TYPE (arg, 0)); + return rank_one_type (TYPE_FIELD_TYPE (parm, 0), + TYPE_FIELD_TYPE (arg, 0)); default: return INCOMPATIBLE_TYPE_BADNESS; } @@ -2694,18 +2739,15 @@ print_bit_vector (B_TYPE *bits, int nbits) puts_filtered (" "); } if (B_TST (bits, bitno)) - { - printf_filtered ("1"); - } + printf_filtered (("1")); else - { - printf_filtered ("0"); - } + printf_filtered (("0")); } } /* Note the first arg should be the "this" pointer, we may not want to - include it since we may get into a infinitely recursive situation. */ + include it since we may get into a infinitely recursive + situation. */ static void print_arg_types (struct field *args, int nargs, int spaces) @@ -2737,7 +2779,7 @@ dump_fn_fieldlists (struct type *type, int spaces) TYPE_FN_FIELDLIST_NAME (type, method_idx)); gdb_print_host_address (TYPE_FN_FIELDLIST_NAME (type, method_idx), gdb_stdout); - printf_filtered (") length %d\n", + printf_filtered (_(") length %d\n"), TYPE_FN_FIELDLIST_LENGTH (type, method_idx)); for (overload_idx = 0; overload_idx < TYPE_FN_FIELDLIST_LENGTH (type, method_idx); @@ -2750,18 +2792,21 @@ dump_fn_fieldlists (struct type *type, int spaces) gdb_stdout); printf_filtered (")\n"); printfi_filtered (spaces + 8, "type "); - gdb_print_host_address (TYPE_FN_FIELD_TYPE (f, overload_idx), gdb_stdout); + gdb_print_host_address (TYPE_FN_FIELD_TYPE (f, overload_idx), + gdb_stdout); printf_filtered ("\n"); recursive_dump_type (TYPE_FN_FIELD_TYPE (f, overload_idx), spaces + 8 + 2); printfi_filtered (spaces + 8, "args "); - gdb_print_host_address (TYPE_FN_FIELD_ARGS (f, overload_idx), gdb_stdout); + gdb_print_host_address (TYPE_FN_FIELD_ARGS (f, overload_idx), + gdb_stdout); printf_filtered ("\n"); print_arg_types (TYPE_FN_FIELD_ARGS (f, overload_idx), - TYPE_NFIELDS (TYPE_FN_FIELD_TYPE (f, overload_idx)), + TYPE_NFIELDS (TYPE_FN_FIELD_TYPE (f, + overload_idx)), spaces); printfi_filtered (spaces + 8, "fcontext "); gdb_print_host_address (TYPE_FN_FIELD_FCONTEXT (f, overload_idx), @@ -2797,7 +2842,8 @@ print_cplus_stuff (struct type *type, int spaces) { printfi_filtered (spaces, "virtual_field_bits (%d bits at *", TYPE_N_BASECLASSES (type)); - gdb_print_host_address (TYPE_FIELD_VIRTUAL_BITS (type), gdb_stdout); + gdb_print_host_address (TYPE_FIELD_VIRTUAL_BITS (type), + gdb_stdout); printf_filtered (")"); print_bit_vector (TYPE_FIELD_VIRTUAL_BITS (type), @@ -2808,9 +2854,11 @@ print_cplus_stuff (struct type *type, int spaces) { if (TYPE_FIELD_PRIVATE_BITS (type) != NULL) { - printfi_filtered (spaces, "private_field_bits (%d bits at *", + printfi_filtered (spaces, + "private_field_bits (%d bits at *", TYPE_NFIELDS (type)); - gdb_print_host_address (TYPE_FIELD_PRIVATE_BITS (type), gdb_stdout); + gdb_print_host_address (TYPE_FIELD_PRIVATE_BITS (type), + gdb_stdout); printf_filtered (")"); print_bit_vector (TYPE_FIELD_PRIVATE_BITS (type), TYPE_NFIELDS (type)); @@ -2818,9 +2866,11 @@ print_cplus_stuff (struct type *type, int spaces) } if (TYPE_FIELD_PROTECTED_BITS (type) != NULL) { - printfi_filtered (spaces, "protected_field_bits (%d bits at *", + printfi_filtered (spaces, + "protected_field_bits (%d bits at *", TYPE_NFIELDS (type)); - gdb_print_host_address (TYPE_FIELD_PROTECTED_BITS (type), gdb_stdout); + gdb_print_host_address (TYPE_FIELD_PROTECTED_BITS (type), + gdb_stdout); printf_filtered (")"); print_bit_vector (TYPE_FIELD_PROTECTED_BITS (type), TYPE_NFIELDS (type)); @@ -2857,7 +2907,7 @@ print_bound_type (int bt) printf_filtered ("(BOUND_SIMPLE)"); break; default: - printf_filtered ("(unknown bound type)"); + printf_filtered (_("(unknown bound type)")); break; } } @@ -2876,10 +2926,10 @@ recursive_dump_type (struct type *type, int spaces) || (TYPE_CPLUS_SPECIFIC (type) && TYPE_NFN_FIELDS (type) > 0)) { struct type **first_dont_print - = (struct type **) obstack_base (&dont_print_type_obstack); + = (struct type **) obstack_base (&dont_print_type_obstack); - int i = (struct type **) obstack_next_free (&dont_print_type_obstack) - - first_dont_print; + int i = (struct type **) + obstack_next_free (&dont_print_type_obstack) - first_dont_print; while (--i >= 0) { @@ -2887,7 +2937,7 @@ recursive_dump_type (struct type *type, int spaces) { printfi_filtered (spaces, "type node "); gdb_print_host_address (type, gdb_stdout); - printf_filtered (" \n"); + printf_filtered (_(" \n")); return; } } @@ -2927,6 +2977,9 @@ recursive_dump_type (struct type *type, int spaces) case TYPE_CODE_ENUM: printf_filtered ("(TYPE_CODE_ENUM)"); break; + case TYPE_CODE_FLAGS: + printf_filtered ("(TYPE_CODE_FLAGS)"); + break; case TYPE_CODE_FUNC: printf_filtered ("(TYPE_CODE_FUNC)"); break; @@ -2954,8 +3007,11 @@ recursive_dump_type (struct type *type, int spaces) case TYPE_CODE_ERROR: printf_filtered ("(TYPE_CODE_ERROR)"); break; - case TYPE_CODE_MEMBER: - printf_filtered ("(TYPE_CODE_MEMBER)"); + case TYPE_CODE_MEMBERPTR: + printf_filtered ("(TYPE_CODE_MEMBERPTR)"); + break; + case TYPE_CODE_METHODPTR: + printf_filtered ("(TYPE_CODE_METHODPTR)"); break; case TYPE_CODE_METHOD: printf_filtered ("(TYPE_CODE_METHOD)"); @@ -3017,7 +3073,8 @@ recursive_dump_type (struct type *type, int spaces) printfi_filtered (spaces, "type_chain "); gdb_print_host_address (TYPE_CHAIN (type), gdb_stdout); printf_filtered ("\n"); - printfi_filtered (spaces, "instance_flags 0x%x", TYPE_INSTANCE_FLAGS (type)); + printfi_filtered (spaces, "instance_flags 0x%x", + TYPE_INSTANCE_FLAGS (type)); if (TYPE_CONST (type)) { puts_filtered (" TYPE_FLAG_CONST"); @@ -3112,35 +3169,52 @@ recursive_dump_type (struct type *type, int spaces) { recursive_dump_type (TYPE_VPTR_BASETYPE (type), spaces + 2); } - printfi_filtered (spaces, "vptr_fieldno %d\n", TYPE_VPTR_FIELDNO (type)); + printfi_filtered (spaces, "vptr_fieldno %d\n", + TYPE_VPTR_FIELDNO (type)); switch (TYPE_CODE (type)) { case TYPE_CODE_STRUCT: printfi_filtered (spaces, "cplus_stuff "); - gdb_print_host_address (TYPE_CPLUS_SPECIFIC (type), gdb_stdout); + gdb_print_host_address (TYPE_CPLUS_SPECIFIC (type), + gdb_stdout); puts_filtered ("\n"); print_cplus_stuff (type, spaces); break; case TYPE_CODE_FLT: printfi_filtered (spaces, "floatformat "); - if (TYPE_FLOATFORMAT (type) == NULL - || TYPE_FLOATFORMAT (type)->name == NULL) + if (TYPE_FLOATFORMAT (type) == NULL) puts_filtered ("(null)"); else - puts_filtered (TYPE_FLOATFORMAT (type)->name); + { + puts_filtered ("{ "); + if (TYPE_FLOATFORMAT (type)[0] == NULL + || TYPE_FLOATFORMAT (type)[0]->name == NULL) + puts_filtered ("(null)"); + else + puts_filtered (TYPE_FLOATFORMAT (type)[0]->name); + + puts_filtered (", "); + if (TYPE_FLOATFORMAT (type)[1] == NULL + || TYPE_FLOATFORMAT (type)[1]->name == NULL) + puts_filtered ("(null)"); + else + puts_filtered (TYPE_FLOATFORMAT (type)[1]->name); + + puts_filtered (" }"); + } puts_filtered ("\n"); break; default: - /* We have to pick one of the union types to be able print and test - the value. Pick cplus_struct_type, even though we know it isn't - any particular one. */ + /* We have to pick one of the union types to be able print and + test the value. Pick cplus_struct_type, even though we know + it isn't any particular one. */ printfi_filtered (spaces, "type_specific "); gdb_print_host_address (TYPE_CPLUS_SPECIFIC (type), gdb_stdout); if (TYPE_CPLUS_SPECIFIC (type) != NULL) { - printf_filtered (" (unknown data form)"); + printf_filtered (_(" (unknown data form)")); } printf_filtered ("\n"); break; @@ -3150,219 +3224,183 @@ recursive_dump_type (struct type *type, int spaces) obstack_free (&dont_print_type_obstack, NULL); } -static void build_gdbtypes (void); -static void -build_gdbtypes (void) -{ - builtin_type_void = - init_type (TYPE_CODE_VOID, 1, - 0, - "void", (struct objfile *) NULL); - builtin_type_char = - init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT, - (TYPE_FLAG_NOSIGN - | (TARGET_CHAR_SIGNED ? 0 : TYPE_FLAG_UNSIGNED)), - "char", (struct objfile *) NULL); - builtin_type_true_char = - init_type (TYPE_CODE_CHAR, TARGET_CHAR_BIT / TARGET_CHAR_BIT, - 0, - "true character", (struct objfile *) NULL); - builtin_type_signed_char = - init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT, - 0, - "signed char", (struct objfile *) NULL); - builtin_type_unsigned_char = - init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "unsigned char", (struct objfile *) NULL); - builtin_type_short = - init_type (TYPE_CODE_INT, TARGET_SHORT_BIT / TARGET_CHAR_BIT, - 0, - "short", (struct objfile *) NULL); - builtin_type_unsigned_short = - init_type (TYPE_CODE_INT, TARGET_SHORT_BIT / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "unsigned short", (struct objfile *) NULL); - builtin_type_int = - init_type (TYPE_CODE_INT, TARGET_INT_BIT / TARGET_CHAR_BIT, - 0, - "int", (struct objfile *) NULL); - builtin_type_unsigned_int = - init_type (TYPE_CODE_INT, TARGET_INT_BIT / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "unsigned int", (struct objfile *) NULL); - builtin_type_long = - init_type (TYPE_CODE_INT, TARGET_LONG_BIT / TARGET_CHAR_BIT, - 0, - "long", (struct objfile *) NULL); - builtin_type_unsigned_long = - init_type (TYPE_CODE_INT, TARGET_LONG_BIT / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "unsigned long", (struct objfile *) NULL); - builtin_type_long_long = - init_type (TYPE_CODE_INT, TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, - 0, - "long long", (struct objfile *) NULL); - builtin_type_unsigned_long_long = - init_type (TYPE_CODE_INT, TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "unsigned long long", (struct objfile *) NULL); - builtin_type_float = - init_type (TYPE_CODE_FLT, TARGET_FLOAT_BIT / TARGET_CHAR_BIT, - 0, - "float", (struct objfile *) NULL); -/* vinschen@redhat.com 2002-02-08: - The below lines are disabled since they are doing the wrong - thing for non-multiarch targets. They are setting the correct - type of floats for the target but while on multiarch targets - this is done everytime the architecture changes, it's done on - non-multiarch targets only on startup, leaving the wrong values - in even if the architecture changes (eg. from big-endian to - little-endian). */ -#if 0 - TYPE_FLOATFORMAT (builtin_type_float) = TARGET_FLOAT_FORMAT; -#endif - builtin_type_double = - init_type (TYPE_CODE_FLT, TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, - 0, - "double", (struct objfile *) NULL); -#if 0 - TYPE_FLOATFORMAT (builtin_type_double) = TARGET_DOUBLE_FORMAT; -#endif - builtin_type_long_double = - init_type (TYPE_CODE_FLT, TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT, - 0, - "long double", (struct objfile *) NULL); -#if 0 - TYPE_FLOATFORMAT (builtin_type_long_double) = TARGET_LONG_DOUBLE_FORMAT; -#endif - builtin_type_complex = - init_type (TYPE_CODE_COMPLEX, 2 * TARGET_FLOAT_BIT / TARGET_CHAR_BIT, - 0, - "complex", (struct objfile *) NULL); - TYPE_TARGET_TYPE (builtin_type_complex) = builtin_type_float; - builtin_type_double_complex = - init_type (TYPE_CODE_COMPLEX, 2 * TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, - 0, - "double complex", (struct objfile *) NULL); - TYPE_TARGET_TYPE (builtin_type_double_complex) = builtin_type_double; - builtin_type_string = - init_type (TYPE_CODE_STRING, TARGET_CHAR_BIT / TARGET_CHAR_BIT, - 0, - "string", (struct objfile *) NULL); - builtin_type_bool = - init_type (TYPE_CODE_BOOL, TARGET_CHAR_BIT / TARGET_CHAR_BIT, - 0, - "bool", (struct objfile *) NULL); - - /* Add user knob for controlling resolution of opaque types */ - deprecated_add_show_from_set - (add_set_cmd ("opaque-type-resolution", class_support, var_boolean, (char *) &opaque_type_resolution, - "Set resolution of opaque struct/class/union types (if set before loading symbols).", - &setlist), - &showlist); - opaque_type_resolution = 1; - - /* Build SIMD types. */ - builtin_type_v4sf - = init_simd_type ("__builtin_v4sf", builtin_type_float, "f", 4); - builtin_type_v4si - = init_simd_type ("__builtin_v4si", builtin_type_int32, "f", 4); - builtin_type_v16qi - = init_simd_type ("__builtin_v16qi", builtin_type_int8, "f", 16); - builtin_type_v8qi - = init_simd_type ("__builtin_v8qi", builtin_type_int8, "f", 8); - builtin_type_v8hi - = init_simd_type ("__builtin_v8hi", builtin_type_int16, "f", 8); - builtin_type_v4hi - = init_simd_type ("__builtin_v4hi", builtin_type_int16, "f", 4); - builtin_type_v2si - = init_simd_type ("__builtin_v2si", builtin_type_int32, "f", 2); - - /* 128 bit vectors. */ - builtin_type_v2_double = init_vector_type (builtin_type_double, 2); - builtin_type_v4_float = init_vector_type (builtin_type_float, 4); - builtin_type_v2_int64 = init_vector_type (builtin_type_int64, 2); - builtin_type_v4_int32 = init_vector_type (builtin_type_int32, 4); - builtin_type_v8_int16 = init_vector_type (builtin_type_int16, 8); - builtin_type_v16_int8 = init_vector_type (builtin_type_int8, 16); - /* 64 bit vectors. */ - builtin_type_v2_float = init_vector_type (builtin_type_float, 2); - builtin_type_v2_int32 = init_vector_type (builtin_type_int32, 2); - builtin_type_v4_int16 = init_vector_type (builtin_type_int16, 4); - builtin_type_v8_int8 = init_vector_type (builtin_type_int8, 8); - - /* Vector types. */ - builtin_type_vec64 = build_builtin_type_vec64 (); - builtin_type_vec64i = build_builtin_type_vec64i (); - builtin_type_vec128 = build_builtin_type_vec128 (); - builtin_type_vec128i = build_builtin_type_vec128i (); - - /* Pointer/Address types. */ +/* Trivial helpers for the libiberty hash table, for mapping one + type to another. */ - /* NOTE: on some targets, addresses and pointers are not necessarily - the same --- for example, on the D10V, pointers are 16 bits long, - but addresses are 32 bits long. See doc/gdbint.texinfo, - ``Pointers Are Not Always Addresses''. - - The upshot is: - - gdb's `struct type' always describes the target's - representation. - - gdb's `struct value' objects should always hold values in - target form. - - gdb's CORE_ADDR values are addresses in the unified virtual - address space that the assembler and linker work with. Thus, - since target_read_memory takes a CORE_ADDR as an argument, it - can access any memory on the target, even if the processor has - separate code and data address spaces. +struct type_pair +{ + struct type *old, *new; +}; - So, for example: - - If v is a value holding a D10V code pointer, its contents are - in target form: a big-endian address left-shifted two bits. - - If p is a D10V pointer type, TYPE_LENGTH (p) == 2, just as - sizeof (void *) == 2 on the target. +static hashval_t +type_pair_hash (const void *item) +{ + const struct type_pair *pair = item; + return htab_hash_pointer (pair->old); +} - In this context, builtin_type_CORE_ADDR is a bit odd: it's a - target type for a value the target will never see. It's only - used to hold the values of (typeless) linker symbols, which are - indeed in the unified virtual address space. */ - builtin_type_void_data_ptr = make_pointer_type (builtin_type_void, NULL); - builtin_type_void_func_ptr - = lookup_pointer_type (lookup_function_type (builtin_type_void)); - builtin_type_CORE_ADDR = - init_type (TYPE_CODE_INT, TARGET_ADDR_BIT / 8, - TYPE_FLAG_UNSIGNED, - "__CORE_ADDR", (struct objfile *) NULL); - builtin_type_bfd_vma = - init_type (TYPE_CODE_INT, TARGET_BFD_VMA_BIT / 8, - TYPE_FLAG_UNSIGNED, - "__bfd_vma", (struct objfile *) NULL); +static int +type_pair_eq (const void *item_lhs, const void *item_rhs) +{ + const struct type_pair *lhs = item_lhs, *rhs = item_rhs; + return lhs->old == rhs->old; } -static struct gdbarch_data *gdbtypes_data; +/* Allocate the hash table used by copy_type_recursive to walk + types without duplicates. We use OBJFILE's obstack, because + OBJFILE is about to be deleted. */ -const struct builtin_type * -builtin_type (struct gdbarch *gdbarch) +htab_t +create_copied_types_hash (struct objfile *objfile) { - return gdbarch_data (gdbarch, gdbtypes_data); + return htab_create_alloc_ex (1, type_pair_hash, type_pair_eq, + NULL, &objfile->objfile_obstack, + hashtab_obstack_allocate, + dummy_obstack_deallocate); } +/* Recursively copy (deep copy) TYPE, if it is associated with + OBJFILE. Return a new type allocated using malloc, a saved type if + we have already visited TYPE (using COPIED_TYPES), or TYPE if it is + not associated with OBJFILE. */ + +struct type * +copy_type_recursive (struct objfile *objfile, + struct type *type, + htab_t copied_types) +{ + struct type_pair *stored, pair; + void **slot; + struct type *new_type; + + if (TYPE_OBJFILE (type) == NULL) + return type; + + /* This type shouldn't be pointing to any types in other objfiles; + if it did, the type might disappear unexpectedly. */ + gdb_assert (TYPE_OBJFILE (type) == objfile); + + pair.old = type; + slot = htab_find_slot (copied_types, &pair, INSERT); + if (*slot != NULL) + return ((struct type_pair *) *slot)->new; + + new_type = alloc_type (NULL); + + /* We must add the new type to the hash table immediately, in case + we encounter this type again during a recursive call below. */ + stored = xmalloc (sizeof (struct type_pair)); + stored->old = type; + stored->new = new_type; + *slot = stored; + + /* Copy the common fields of types. */ + TYPE_CODE (new_type) = TYPE_CODE (type); + TYPE_ARRAY_UPPER_BOUND_TYPE (new_type) = + TYPE_ARRAY_UPPER_BOUND_TYPE (type); + TYPE_ARRAY_LOWER_BOUND_TYPE (new_type) = + TYPE_ARRAY_LOWER_BOUND_TYPE (type); + if (TYPE_NAME (type)) + TYPE_NAME (new_type) = xstrdup (TYPE_NAME (type)); + if (TYPE_TAG_NAME (type)) + TYPE_TAG_NAME (new_type) = xstrdup (TYPE_TAG_NAME (type)); + TYPE_FLAGS (new_type) = TYPE_FLAGS (type); + TYPE_VPTR_FIELDNO (new_type) = TYPE_VPTR_FIELDNO (type); + + TYPE_INSTANCE_FLAGS (new_type) = TYPE_INSTANCE_FLAGS (type); + TYPE_LENGTH (new_type) = TYPE_LENGTH (type); + + /* Copy the fields. */ + TYPE_NFIELDS (new_type) = TYPE_NFIELDS (type); + if (TYPE_NFIELDS (type)) + { + int i, nfields; + + nfields = TYPE_NFIELDS (type); + TYPE_FIELDS (new_type) = xmalloc (sizeof (struct field) * nfields); + for (i = 0; i < nfields; i++) + { + TYPE_FIELD_ARTIFICIAL (new_type, i) = + TYPE_FIELD_ARTIFICIAL (type, i); + TYPE_FIELD_BITSIZE (new_type, i) = TYPE_FIELD_BITSIZE (type, i); + if (TYPE_FIELD_TYPE (type, i)) + TYPE_FIELD_TYPE (new_type, i) + = copy_type_recursive (objfile, TYPE_FIELD_TYPE (type, i), + copied_types); + if (TYPE_FIELD_NAME (type, i)) + TYPE_FIELD_NAME (new_type, i) = + xstrdup (TYPE_FIELD_NAME (type, i)); + if (TYPE_FIELD_STATIC_HAS_ADDR (type, i)) + SET_FIELD_PHYSADDR (TYPE_FIELD (new_type, i), + TYPE_FIELD_STATIC_PHYSADDR (type, i)); + else if (TYPE_FIELD_STATIC (type, i)) + SET_FIELD_PHYSNAME (TYPE_FIELD (new_type, i), + xstrdup (TYPE_FIELD_STATIC_PHYSNAME (type, + i))); + else + { + TYPE_FIELD_BITPOS (new_type, i) = + TYPE_FIELD_BITPOS (type, i); + TYPE_FIELD_STATIC_KIND (new_type, i) = 0; + } + } + } + + /* Copy pointers to other types. */ + if (TYPE_TARGET_TYPE (type)) + TYPE_TARGET_TYPE (new_type) = + copy_type_recursive (objfile, + TYPE_TARGET_TYPE (type), + copied_types); + if (TYPE_VPTR_BASETYPE (type)) + TYPE_VPTR_BASETYPE (new_type) = + copy_type_recursive (objfile, + TYPE_VPTR_BASETYPE (type), + copied_types); + /* Maybe copy the type_specific bits. + + NOTE drow/2005-12-09: We do not copy the C++-specific bits like + base classes and methods. There's no fundamental reason why we + can't, but at the moment it is not needed. */ + + if (TYPE_CODE (type) == TYPE_CODE_FLT) + TYPE_FLOATFORMAT (new_type) = TYPE_FLOATFORMAT (type); + else if (TYPE_CODE (type) == TYPE_CODE_STRUCT + || TYPE_CODE (type) == TYPE_CODE_UNION + || TYPE_CODE (type) == TYPE_CODE_TEMPLATE + || TYPE_CODE (type) == TYPE_CODE_NAMESPACE) + INIT_CPLUS_SPECIFIC (new_type); + + return new_type; +} static struct type * -build_flt (int bit, char *name, const struct floatformat *floatformat) +build_flt (int bit, char *name, const struct floatformat **floatformats) { struct type *t; - if (bit <= 0 || floatformat == NULL) + + if (bit == -1) { - gdb_assert (builtin_type_error != NULL); - return builtin_type_error; + gdb_assert (floatformats != NULL); + gdb_assert (floatformats[0] != NULL && floatformats[1] != NULL); + bit = floatformats[0]->totalsize; } - t = init_type (TYPE_CODE_FLT, bit / TARGET_CHAR_BIT, - 0, name, (struct objfile *) NULL); - TYPE_FLOATFORMAT (t) = floatformat; + gdb_assert (bit >= 0); + + t = init_type (TYPE_CODE_FLT, bit / TARGET_CHAR_BIT, 0, name, NULL); + TYPE_FLOATFORMAT (t) = floatformats; return t; } +static struct gdbarch_data *gdbtypes_data; + +const struct builtin_type * +builtin_type (struct gdbarch *gdbarch) +{ + return gdbarch_data (gdbarch, gdbtypes_data); +} + + static struct type * build_complex (int bit, char *name, struct type *target_type) { @@ -3391,12 +3429,17 @@ gdbtypes_post_init (struct gdbarch *gdbarch) builtin_type->builtin_char = init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT, (TYPE_FLAG_NOSIGN - | (TARGET_CHAR_SIGNED ? 0 : TYPE_FLAG_UNSIGNED)), + | (gdbarch_char_signed (current_gdbarch) ? + 0 : TYPE_FLAG_UNSIGNED)), "char", (struct objfile *) NULL); builtin_type->builtin_true_char = init_type (TYPE_CODE_CHAR, TARGET_CHAR_BIT / TARGET_CHAR_BIT, 0, "true character", (struct objfile *) NULL); + builtin_type->builtin_true_unsigned_char = + init_type (TYPE_CODE_CHAR, TARGET_CHAR_BIT / TARGET_CHAR_BIT, + TYPE_FLAG_UNSIGNED, + "true character", (struct objfile *) NULL); builtin_type->builtin_signed_char = init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT, 0, @@ -3406,37 +3449,41 @@ gdbtypes_post_init (struct gdbarch *gdbarch) TYPE_FLAG_UNSIGNED, "unsigned char", (struct objfile *) NULL); builtin_type->builtin_short = - init_type (TYPE_CODE_INT, TARGET_SHORT_BIT / TARGET_CHAR_BIT, - 0, - "short", (struct objfile *) NULL); + init_type (TYPE_CODE_INT, + gdbarch_short_bit (current_gdbarch) / TARGET_CHAR_BIT, + 0, "short", (struct objfile *) NULL); builtin_type->builtin_unsigned_short = - init_type (TYPE_CODE_INT, TARGET_SHORT_BIT / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "unsigned short", (struct objfile *) NULL); + init_type (TYPE_CODE_INT, + gdbarch_short_bit (current_gdbarch) / TARGET_CHAR_BIT, + TYPE_FLAG_UNSIGNED, "unsigned short", + (struct objfile *) NULL); builtin_type->builtin_int = - init_type (TYPE_CODE_INT, TARGET_INT_BIT / TARGET_CHAR_BIT, - 0, - "int", (struct objfile *) NULL); + init_type (TYPE_CODE_INT, + gdbarch_int_bit (current_gdbarch) / TARGET_CHAR_BIT, + 0, "int", (struct objfile *) NULL); builtin_type->builtin_unsigned_int = - init_type (TYPE_CODE_INT, TARGET_INT_BIT / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "unsigned int", (struct objfile *) NULL); + init_type (TYPE_CODE_INT, + gdbarch_int_bit (current_gdbarch) / TARGET_CHAR_BIT, + TYPE_FLAG_UNSIGNED, "unsigned int", + (struct objfile *) NULL); builtin_type->builtin_long = - init_type (TYPE_CODE_INT, TARGET_LONG_BIT / TARGET_CHAR_BIT, - 0, - "long", (struct objfile *) NULL); + init_type (TYPE_CODE_INT, + gdbarch_long_bit (current_gdbarch) / TARGET_CHAR_BIT, + 0, "long", (struct objfile *) NULL); builtin_type->builtin_unsigned_long = - init_type (TYPE_CODE_INT, TARGET_LONG_BIT / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "unsigned long", (struct objfile *) NULL); + init_type (TYPE_CODE_INT, + gdbarch_long_bit (current_gdbarch) / TARGET_CHAR_BIT, + TYPE_FLAG_UNSIGNED, "unsigned long", + (struct objfile *) NULL); builtin_type->builtin_long_long = - init_type (TYPE_CODE_INT, TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, - 0, - "long long", (struct objfile *) NULL); + init_type (TYPE_CODE_INT, + gdbarch_long_long_bit (current_gdbarch) / TARGET_CHAR_BIT, + 0, "long long", (struct objfile *) NULL); builtin_type->builtin_unsigned_long_long = - init_type (TYPE_CODE_INT, TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, - "unsigned long long", (struct objfile *) NULL); + init_type (TYPE_CODE_INT, + gdbarch_long_long_bit (current_gdbarch) / TARGET_CHAR_BIT, + TYPE_FLAG_UNSIGNED, "unsigned long long", + (struct objfile *) NULL); builtin_type->builtin_float = build_flt (gdbarch_float_bit (gdbarch), "float", gdbarch_float_format (gdbarch)); @@ -3461,7 +3508,7 @@ gdbtypes_post_init (struct gdbarch *gdbarch) 0, "bool", (struct objfile *) NULL); - /* Pointer/Address types. */ + /* Pointer/Address types. */ /* NOTE: on some targets, addresses and pointers are not necessarily the same --- for example, on the D10V, pointers are 16 bits long, @@ -3489,15 +3536,37 @@ gdbtypes_post_init (struct gdbarch *gdbarch) target type for a value the target will never see. It's only used to hold the values of (typeless) linker symbols, which are indeed in the unified virtual address space. */ - builtin_type->builtin_data_ptr - = make_pointer_type (builtin_type->builtin_void, NULL); - builtin_type->builtin_func_ptr - = lookup_pointer_type (lookup_function_type (builtin_type->builtin_void)); + + builtin_type->builtin_data_ptr = + make_pointer_type (builtin_type->builtin_void, NULL); + builtin_type->builtin_func_ptr = + lookup_pointer_type (lookup_function_type (builtin_type->builtin_void)); builtin_type->builtin_core_addr = - init_type (TYPE_CODE_INT, TARGET_ADDR_BIT / 8, + init_type (TYPE_CODE_INT, + gdbarch_addr_bit (current_gdbarch) / 8, TYPE_FLAG_UNSIGNED, "__CORE_ADDR", (struct objfile *) NULL); + + /* The following set of types is used for symbols with no + debug information. */ + builtin_type->nodebug_text_symbol = + init_type (TYPE_CODE_FUNC, 1, 0, + "", NULL); + TYPE_TARGET_TYPE (builtin_type->nodebug_text_symbol) = + builtin_type->builtin_int; + builtin_type->nodebug_data_symbol = + init_type (TYPE_CODE_INT, + gdbarch_int_bit (gdbarch) / HOST_CHAR_BIT, 0, + "", NULL); + builtin_type->nodebug_unknown_symbol = + init_type (TYPE_CODE_INT, 1, 0, + "", NULL); + builtin_type->nodebug_tls_symbol = + init_type (TYPE_CODE_INT, + gdbarch_int_bit (gdbarch) / HOST_CHAR_BIT, 0, + "", NULL); + return builtin_type; } @@ -3505,7 +3574,12 @@ extern void _initialize_gdbtypes (void); void _initialize_gdbtypes (void) { - struct cmd_list_element *c; + gdbtypes_data = gdbarch_data_register_post_init (gdbtypes_post_init); + + /* FIXME: The following types are architecture-neutral. However, + they contain pointer_type and reference_type fields potentially + caching pointer or reference types that *are* architecture + dependent. */ builtin_type_int0 = init_type (TYPE_CODE_INT, 0 / 8, @@ -3513,11 +3587,11 @@ _initialize_gdbtypes (void) "int0_t", (struct objfile *) NULL); builtin_type_int8 = init_type (TYPE_CODE_INT, 8 / 8, - 0, + TYPE_FLAG_NOTTEXT, "int8_t", (struct objfile *) NULL); builtin_type_uint8 = init_type (TYPE_CODE_INT, 8 / 8, - TYPE_FLAG_UNSIGNED, + TYPE_FLAG_UNSIGNED | TYPE_FLAG_NOTTEXT, "uint8_t", (struct objfile *) NULL); builtin_type_int16 = init_type (TYPE_CODE_INT, 16 / 8, @@ -3552,166 +3626,35 @@ _initialize_gdbtypes (void) TYPE_FLAG_UNSIGNED, "uint128_t", (struct objfile *) NULL); - build_gdbtypes (); - - gdbtypes_data = gdbarch_data_register_post_init (gdbtypes_post_init); - - /* FIXME - For the moment, handle types by swapping them in and out. - Should be using the per-architecture data-pointer and a large - struct. */ - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_void); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_char); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_short); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_int); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_long); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_long_long); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_signed_char); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_unsigned_char); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_unsigned_short); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_unsigned_int); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_unsigned_long); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_unsigned_long_long); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_float); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_double); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_long_double); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_complex); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_double_complex); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_string); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v4sf); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v4si); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v16qi); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v8qi); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v8hi); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v4hi); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v2si); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v2_double); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v4_float); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v2_int64); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v4_int32); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v8_int16); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v16_int8); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v2_float); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v2_int32); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v8_int8); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_v4_int16); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_vec128); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_vec128i); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_void_data_ptr); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_void_func_ptr); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_CORE_ADDR); - DEPRECATED_REGISTER_GDBARCH_SWAP (builtin_type_bfd_vma); - deprecated_register_gdbarch_swap (NULL, 0, build_gdbtypes); - - /* Note: These types do not need to be swapped - they are target - neutral. */ - builtin_type_ieee_single_big = - init_type (TYPE_CODE_FLT, floatformat_ieee_single_big.totalsize / 8, - 0, "builtin_type_ieee_single_big", NULL); - TYPE_FLOATFORMAT (builtin_type_ieee_single_big) = &floatformat_ieee_single_big; - builtin_type_ieee_single_little = - init_type (TYPE_CODE_FLT, floatformat_ieee_single_little.totalsize / 8, - 0, "builtin_type_ieee_single_little", NULL); - TYPE_FLOATFORMAT (builtin_type_ieee_single_little) = &floatformat_ieee_single_little; - builtin_type_ieee_single[BFD_ENDIAN_BIG] - = build_flt (floatformat_ieee_single_big.totalsize, - "builtin_type_ieee_single_big", - &floatformat_ieee_single_big); - builtin_type_ieee_single[BFD_ENDIAN_LITTLE] - = build_flt (floatformat_ieee_single_little.totalsize, - "builtin_type_ieee_single_little", - &floatformat_ieee_single_little); - builtin_type_ieee_double_big = - init_type (TYPE_CODE_FLT, floatformat_ieee_double_big.totalsize / 8, - 0, "builtin_type_ieee_double_big", NULL); - TYPE_FLOATFORMAT (builtin_type_ieee_double_big) = &floatformat_ieee_double_big; - builtin_type_ieee_double_little = - init_type (TYPE_CODE_FLT, floatformat_ieee_double_little.totalsize / 8, - 0, "builtin_type_ieee_double_little", NULL); - TYPE_FLOATFORMAT (builtin_type_ieee_double_little) = &floatformat_ieee_double_little; - builtin_type_ieee_double[BFD_ENDIAN_BIG] - = build_flt (floatformat_ieee_double_big.totalsize, - "builtin_type_ieee_double_big", - &floatformat_ieee_double_big); - builtin_type_ieee_double[BFD_ENDIAN_LITTLE] - = build_flt (floatformat_ieee_double_little.totalsize, - "builtin_type_ieee_double_little", - &floatformat_ieee_double_little); - builtin_type_ieee_double_littlebyte_bigword = - init_type (TYPE_CODE_FLT, floatformat_ieee_double_littlebyte_bigword.totalsize / 8, - 0, "builtin_type_ieee_double_littlebyte_bigword", NULL); - TYPE_FLOATFORMAT (builtin_type_ieee_double_littlebyte_bigword) = &floatformat_ieee_double_littlebyte_bigword; + builtin_type_ieee_single = + build_flt (-1, "builtin_type_ieee_single", floatformats_ieee_single); + builtin_type_ieee_double = + build_flt (-1, "builtin_type_ieee_double", floatformats_ieee_double); builtin_type_i387_ext = - init_type (TYPE_CODE_FLT, floatformat_i387_ext.totalsize / 8, - 0, "builtin_type_i387_ext", NULL); - TYPE_FLOATFORMAT (builtin_type_i387_ext) = &floatformat_i387_ext; + build_flt (-1, "builtin_type_i387_ext", floatformats_i387_ext); builtin_type_m68881_ext = - init_type (TYPE_CODE_FLT, floatformat_m68881_ext.totalsize / 8, - 0, "builtin_type_m68881_ext", NULL); - TYPE_FLOATFORMAT (builtin_type_m68881_ext) = &floatformat_m68881_ext; - builtin_type_i960_ext = - init_type (TYPE_CODE_FLT, floatformat_i960_ext.totalsize / 8, - 0, "builtin_type_i960_ext", NULL); - TYPE_FLOATFORMAT (builtin_type_i960_ext) = &floatformat_i960_ext; - builtin_type_m88110_ext = - init_type (TYPE_CODE_FLT, floatformat_m88110_ext.totalsize / 8, - 0, "builtin_type_m88110_ext", NULL); - TYPE_FLOATFORMAT (builtin_type_m88110_ext) = &floatformat_m88110_ext; - builtin_type_m88110_harris_ext = - init_type (TYPE_CODE_FLT, floatformat_m88110_harris_ext.totalsize / 8, - 0, "builtin_type_m88110_harris_ext", NULL); - TYPE_FLOATFORMAT (builtin_type_m88110_harris_ext) = &floatformat_m88110_harris_ext; - builtin_type_arm_ext_big = - init_type (TYPE_CODE_FLT, floatformat_arm_ext_big.totalsize / 8, - 0, "builtin_type_arm_ext_big", NULL); - TYPE_FLOATFORMAT (builtin_type_arm_ext_big) = &floatformat_arm_ext_big; - builtin_type_arm_ext_littlebyte_bigword = - init_type (TYPE_CODE_FLT, floatformat_arm_ext_littlebyte_bigword.totalsize / 8, - 0, "builtin_type_arm_ext_littlebyte_bigword", NULL); - TYPE_FLOATFORMAT (builtin_type_arm_ext_littlebyte_bigword) = &floatformat_arm_ext_littlebyte_bigword; - builtin_type_arm_ext[BFD_ENDIAN_BIG] - = build_flt (floatformat_arm_ext_big.totalsize, - "builtin_type_arm_ext_big", - &floatformat_arm_ext_big); - builtin_type_arm_ext[BFD_ENDIAN_LITTLE] - = build_flt (floatformat_arm_ext_littlebyte_bigword.totalsize, - "builtin_type_arm_ext_littlebyte_bigword", - &floatformat_arm_ext_littlebyte_bigword); - builtin_type_ia64_spill_big = - init_type (TYPE_CODE_FLT, floatformat_ia64_spill_big.totalsize / 8, - 0, "builtin_type_ia64_spill_big", NULL); - TYPE_FLOATFORMAT (builtin_type_ia64_spill_big) = &floatformat_ia64_spill_big; - builtin_type_ia64_spill_little = - init_type (TYPE_CODE_FLT, floatformat_ia64_spill_little.totalsize / 8, - 0, "builtin_type_ia64_spill_little", NULL); - TYPE_FLOATFORMAT (builtin_type_ia64_spill_little) = &floatformat_ia64_spill_little; - builtin_type_ia64_spill[BFD_ENDIAN_BIG] - = build_flt (floatformat_ia64_spill_big.totalsize, - "builtin_type_ia64_spill_big", - &floatformat_ia64_spill_big); - builtin_type_ia64_spill[BFD_ENDIAN_LITTLE] - = build_flt (floatformat_ia64_spill_little.totalsize, - "builtin_type_ia64_spill_little", - &floatformat_ia64_spill_little); - builtin_type_ia64_quad_big = - init_type (TYPE_CODE_FLT, floatformat_ia64_quad_big.totalsize / 8, - 0, "builtin_type_ia64_quad_big", NULL); - TYPE_FLOATFORMAT (builtin_type_ia64_quad_big) = &floatformat_ia64_quad_big; - builtin_type_ia64_quad_little = - init_type (TYPE_CODE_FLT, floatformat_ia64_quad_little.totalsize / 8, - 0, "builtin_type_ia64_quad_little", NULL); - TYPE_FLOATFORMAT (builtin_type_ia64_quad_little) = &floatformat_ia64_quad_little; - builtin_type_ia64_quad[BFD_ENDIAN_BIG] - = build_flt (floatformat_ia64_quad_big.totalsize, - "builtin_type_ia64_quad_big", - &floatformat_ia64_quad_big); - builtin_type_ia64_quad[BFD_ENDIAN_LITTLE] - = build_flt (floatformat_ia64_quad_little.totalsize, - "builtin_type_ia64_quad_little", - &floatformat_ia64_quad_little); - - deprecated_add_show_from_set - (add_set_cmd ("overload", no_class, var_zinteger, (char *) &overload_debug, - "Set debugging of C++ overloading.\n\ -When enabled, ranking of the functions is displayed.", &setdebuglist), - &showdebuglist); + build_flt (-1, "builtin_type_m68881_ext", floatformats_m68881_ext); + builtin_type_arm_ext = + build_flt (-1, "builtin_type_arm_ext", floatformats_arm_ext); + builtin_type_ia64_spill = + build_flt (-1, "builtin_type_ia64_spill", floatformats_ia64_spill); + builtin_type_ia64_quad = + build_flt (-1, "builtin_type_ia64_quad", floatformats_ia64_quad); + + add_setshow_zinteger_cmd ("overload", no_class, &overload_debug, _("\ +Set debugging of C++ overloading."), _("\ +Show debugging of C++ overloading."), _("\ +When enabled, ranking of the functions is displayed."), + NULL, + show_overload_debug, + &setdebuglist, &showdebuglist); + + /* Add user knob for controlling resolution of opaque types. */ + add_setshow_boolean_cmd ("opaque-type-resolution", class_support, + &opaque_type_resolution, _("\ +Set resolution of opaque struct/class/union types (if set before loading symbols)."), _("\ +Show resolution of opaque struct/class/union types (if set before loading symbols)."), NULL, + NULL, + show_opaque_type_resolution, + &setlist, &showlist); }