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[obvious,AVX-512] Add missing AVX-512 features detection.

Message ID 20151006075719.GC56984@msticlxl57.ims.intel.com
State New
Headers show

Commit Message

Kirill Yukhin Oct. 6, 2015, 7:57 a.m. UTC 
Hi Richard,
On 06 Oct 09:36, Richard Biener wrote:
> The test now execute FAILs for me:
> 
> FAIL: gcc.target/i386/builtin_target.c execution test
> 
> I have family 6, model 94
Wow, Skylake!

Fixed. AVX-512VBMI bit lives in ecx, not ebx as rest of AVX-512.

gcc/testsuite/
	* gcc.target/i386/builtin_target.c: Fix AVX-512VBMI detection.

I've checked the test on Skylake machine and it passes now.

--
Thanks, K
diff mbox

Patch

Index: gcc/testsuite/gcc.target/i386/builtin_target.c
===================================================================
--- gcc/testsuite/gcc.target/i386/builtin_target.c      (revision 228513)
+++ gcc/testsuite/gcc.target/i386/builtin_target.c      (working copy)
@@ -211,7 +211,7 @@ 
        assert (__builtin_cpu_supports ("avx512dq"));
       if (ebx & bit_AVX512IFMA)
        assert (__builtin_cpu_supports ("avx512ifma"));
-      if (ebx & bit_AVX512VBMI)
+      if (ecx & bit_AVX512VBMI)
        assert (__builtin_cpu_supports ("avx512vbmi"));
     }
 }