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i386: Properly set ix86_isa_flags

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gcc/ChangeLog:

	PR target/99464
	* config/i386/i386-options.c (ix86_option_override_internal):
	Set isa_flags for OPTS argument and not for the global
	global_options.

gcc/testsuite/ChangeLog:

	PR target/99464
	* gcc.target/i386/pr99464.c: New test.
This commit is contained in:
Martin Liska 2021-03-08 12:56:06 +01:00
parent e5cdf6968b
commit eb5e1998e2
2 changed files with 19 additions and 4 deletions
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8
gcc/config/i386/i386-options.c
View File

@ -2159,11 +2159,11 @@ ix86_option_override_internal (bool main_args_p,
&& !(opts->x_ix86_isa_flags2_explicit & OPTION_MASK_ISA2_MOVBE))
opts->x_ix86_isa_flags2 |= OPTION_MASK_ISA2_MOVBE;
if (((processor_alias_table[i].flags & PTA_AES) != 0)
&& !(ix86_isa_flags_explicit & OPTION_MASK_ISA_AES))
ix86_isa_flags |= OPTION_MASK_ISA_AES;
&& !(opts->x_ix86_isa_flags_explicit & OPTION_MASK_ISA_AES))
opts->x_ix86_isa_flags |= OPTION_MASK_ISA_AES;
if (((processor_alias_table[i].flags & PTA_SHA) != 0)
&& !(ix86_isa_flags_explicit & OPTION_MASK_ISA_SHA))
ix86_isa_flags |= OPTION_MASK_ISA_SHA;
&& !(opts->x_ix86_isa_flags_explicit & OPTION_MASK_ISA_SHA))
opts->x_ix86_isa_flags |= OPTION_MASK_ISA_SHA;
if (((processor_alias_table[i].flags & PTA_PCLMUL) != 0)
&& !(opts->x_ix86_isa_flags_explicit & OPTION_MASK_ISA_PCLMUL))
opts->x_ix86_isa_flags |= OPTION_MASK_ISA_PCLMUL;

15
gcc/testsuite/gcc.target/i386/pr99464.c Normal file
View File

@ -0,0 +1,15 @@
/* PR target/99464 */
/* { dg-do compile } */
/* { dg-options "-O2" } */
#pragma GCC target("arch=cannonlake")
#include <immintrin.h>
volatile __m128i x;
void extern
sha_test (void)
{
x = _mm_sha1msg1_epu32 (x, x);
}