diff options
| author | Paul Brook <paul@codesourcery.com> | 2006-10-31 20:16:33 +0000 |
|---|---|---|
| committer | Paul Brook <paul@codesourcery.com> | 2006-10-31 20:16:33 +0000 |
| commit | 7a1d4c38938b172a8f3fdb38b01551306bd51d8d (patch) | |
| tree | e848b6375563d571f00306a837a20d1867aa6232 /gas/config/tc-arm.c | |
| parent | 6e381ba0b0f2a123999a7b74458404a0db210530 (diff) | |
| download | gdb-7a1d4c38938b172a8f3fdb38b01551306bd51d8d.zip gdb-7a1d4c38938b172a8f3fdb38b01551306bd51d8d.tar.gz gdb-7a1d4c38938b172a8f3fdb38b01551306bd51d8d.tar.bz2 | |
2006-10-31 Paul Brook <paul@codesourcery.com>
gas/
* config/tc-arm.c (object_arch): New variable.
(s_arm_object_arch): New function.
(md_pseudo_table): Add object_arch.
(aeabi_set_public_attributes): Obey object_arch.
* doc/c-arm.texi: Document .object_arch.
Diffstat (limited to 'gas/config/tc-arm.c')
| -rw-r--r-- | gas/config/tc-arm.c | 42 |
1 files changed, 41 insertions, 1 deletions
diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c index 64d75aa..40c598e 100644 --- a/gas/config/tc-arm.c +++ b/gas/config/tc-arm.c @@ -155,6 +155,7 @@ static const arm_feature_set *mcpu_fpu_opt = NULL; static const arm_feature_set *march_cpu_opt = NULL; static const arm_feature_set *march_fpu_opt = NULL; static const arm_feature_set *mfpu_opt = NULL; +static const arm_feature_set *object_arch = NULL; /* Constants for known architecture features. */ static const arm_feature_set fpu_default = FPU_DEFAULT; @@ -3890,6 +3891,7 @@ bad: #endif /* OBJ_ELF */ static void s_arm_arch (int); +static void s_arm_object_arch (int); static void s_arm_cpu (int); static void s_arm_fpu (int); @@ -3943,6 +3945,7 @@ const pseudo_typeS md_pseudo_table[] = { "syntax", s_syntax, 0 }, { "cpu", s_arm_cpu, 0 }, { "arch", s_arm_arch, 0 }, + { "object_arch", s_arm_object_arch, 0 }, { "fpu", s_arm_fpu, 0 }, #ifdef OBJ_ELF { "word", s_arm_elf_cons, 4 }, @@ -20236,7 +20239,13 @@ aeabi_set_public_attributes (void) ARM_MERGE_FEATURE_SETS (flags, arm_arch_used, thumb_arch_used); ARM_MERGE_FEATURE_SETS (flags, flags, *mfpu_opt); ARM_MERGE_FEATURE_SETS (flags, flags, selected_cpu); - + /*Allow the user to override the reported architecture. */ + if (object_arch) + { + ARM_CLEAR_FEATURE (flags, flags, arm_arch_any); + ARM_MERGE_FEATURE_SETS (flags, flags, *object_arch); + } + tmp = flags; arch = 0; for (p = cpu_arch_ver; p->val; p++) @@ -20400,6 +20409,37 @@ s_arm_arch (int ignored ATTRIBUTE_UNUSED) } +/* Parse a .object_arch directive. */ + +static void +s_arm_object_arch (int ignored ATTRIBUTE_UNUSED) +{ + const struct arm_arch_option_table *opt; + char saved_char; + char *name; + + name = input_line_pointer; + while (*input_line_pointer && !ISSPACE(*input_line_pointer)) + input_line_pointer++; + saved_char = *input_line_pointer; + *input_line_pointer = 0; + + /* Skip the first "all" entry. */ + for (opt = arm_archs + 1; opt->name != NULL; opt++) + if (streq (opt->name, name)) + { + object_arch = &opt->value; + *input_line_pointer = saved_char; + demand_empty_rest_of_line (); + return; + } + + as_bad (_("unknown architecture `%s'\n"), name); + *input_line_pointer = saved_char; + ignore_rest_of_line (); +} + + /* Parse a .fpu directive. */ static void |