Message ID | 20130910125751.GB42257@msticlxl57.ims.intel.com |
---|---|
State | New |
Headers | show |
On 09/10/2013 05:57 AM, Kirill Yukhin wrote:
> Do you still think we need "*"?
No, I suppose that's fine.
r~
On 09/10/2013 05:57 AM, Kirill Yukhin wrote:
> + { OPTION_MASK_ISA_AVX512F, CODE_FOR_andhi_1, "__builtin_ia32_kandhi", IX86_BUILTIN_KAND16, UNKNOWN, (int) HI_FTYPE_HI_HI },
Alternately, why not use the standard CODE_FOR_andhi3 expander?
r~
--- /dev/null +++ b/gcc/testsuite/gcc.target/i386/avx512f-kandnw-1.c @@ -0,0 +1,18 @@ +/* { dg-do compile } */ +/* { dg-options "-mavx512f -O2" } */ +/* { dg-final { scan-assembler-times "kandnw\[ \\t\]+\[^\n\]*%k\[1-7\]" 1 } } */ + +#include <immintrin.h> + +void +avx512f_test () +{ + __mmask16 k1, k2, k3; + volatile __m512 x; + + __asm__( "kmovw %1, %0" : "=k" (k1) : "r" (1) ); + __asm__( "kmovw %1, %0" : "=k" (k2) : "r" (2) ); + + k3 = _mm512_kandn (k1, k2); + x = _mm512_mask_add_ps (x, k3, x, x); +}