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i386.c (override_options): If we've specified an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs. 

2007-06-13  Eric Christopher  <echristo@apple.com>

        * config/i386/i386.c (override_options): If we've specified
        an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.

From-SVN: r125685
This commit is contained in:
Eric Christopher 2007-06-13 22:06:15 +00:00
parent 59be80716a
commit b26f6ed7b9
2 changed files with 21 additions and 10 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2007-06-13 Eric Christopher <echristo@apple.com>
* config/i386/i386.c (override_options): If we've specified
an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2007-06-13 Bob Wilson <bob.wilson@acm.org>
* df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM

6
gcc/config/i386/i386.c
View File

@ -1706,6 +1706,7 @@ override_options (void)
{
int i;
int ix86_tune_defaulted = 0;
int ix86_arch_specified = 0;
unsigned int ix86_arch_mask, ix86_tune_mask;
/* Comes from final.c -- no real reason to change it. */
@ -1953,6 +1954,9 @@ override_options (void)
if (!ix86_arch_string)
ix86_arch_string = TARGET_64BIT ? "x86-64" : "i386";
else
ix86_arch_specified = 1;
if (!strcmp (ix86_arch_string, "generic"))
error ("generic CPU can be used only for -mtune= switch");
if (!strncmp (ix86_arch_string, "generic", 7))
@ -2230,6 +2234,7 @@ override_options (void)
/* Enable by default the SSE and MMX builtins. Do allow the user to
explicitly disable any of these. In particular, disabling SSE and
MMX for kernel code is extremely useful. */
if (!ix86_arch_specified)
ix86_isa_flags
|= ((OPTION_MASK_ISA_SSE2 | OPTION_MASK_ISA_SSE | OPTION_MASK_ISA_MMX
| TARGET_SUBTARGET64_ISA_DEFAULT) & ~ix86_isa_flags_explicit);
@ -2241,6 +2246,7 @@ override_options (void)
{
target_flags |= TARGET_SUBTARGET32_DEFAULT & ~target_flags_explicit;
if (!ix86_arch_specified)
ix86_isa_flags
|= TARGET_SUBTARGET32_ISA_DEFAULT & ~ix86_isa_flags_explicit;