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Add message for SkylakeX and KNL fallbacks to Haswell

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Martin Kroeker 2019-01-05 19:41:13 +01:00 committed by GitHub
parent e1574fa2b4
commit 31ed19e8b9
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1 changed files with 7 additions and 3 deletions
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10
driver/others/dynamic.c
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@ -346,7 +346,7 @@ extern void openblas_warning(int verbose, const char * msg);
#define FALLBACK_VERBOSE 1 #define FALLBACK_VERBOSE 1
#define NEHALEM_FALLBACK "OpenBLAS : Your OS does not support AVX instructions. OpenBLAS is using Nehalem kernels as a fallback, which may give poorer performance.\n" #define NEHALEM_FALLBACK "OpenBLAS : Your OS does not support AVX instructions. OpenBLAS is using Nehalem kernels as a fallback, which may give poorer performance.\n"
#define SANDYBRIDGE_FALLBACK "OpenBLAS : Your OS does not support AVX2 instructions. OpenBLAS is using Sandybridge kernels as a fallback, which may give poorer performance.\n" #define SANDYBRIDGE_FALLBACK "OpenBLAS : Your OS does not support AVX2 instructions. OpenBLAS is using Sandybridge kernels as a fallback, which may give poorer performance.\n"
#define HASWELL_FALLBACK "OpenBLAS : Your OS does not support AVX512 instructions. OpenBLAS is using Haswell kernels as a fallback, which may give poorer performance.\n" #define HASWELL_FALLBACK "OpenBLAS : Your OS does not support AVX512VL instructions. OpenBLAS is using Haswell kernels as a fallback, which may give poorer performance.\n"
#define BARCELONA_FALLBACK "OpenBLAS : Your OS does not support AVX instructions. OpenBLAS is using Barcelona kernels as a fallback, which may give poorer performance.\n" #define BARCELONA_FALLBACK "OpenBLAS : Your OS does not support AVX instructions. OpenBLAS is using Barcelona kernels as a fallback, which may give poorer performance.\n"
static int get_vendor(void){ static int get_vendor(void){
@ -526,8 +526,10 @@ static gotoblas_t *get_coretype(void){
// Intel Skylake X // Intel Skylake X
if (support_avx512()) if (support_avx512())
return &gotoblas_SKYLAKEX; return &gotoblas_SKYLAKEX;
if(support_avx2()) if(support_avx2()){
openblas_warning(FALLBACK_VERBOSE, HASWELL_FALLBACK);
return &gotoblas_HASWELL; return &gotoblas_HASWELL;
}
if(support_avx()) { if(support_avx()) {
openblas_warning(FALLBACK_VERBOSE, SANDYBRIDGE_FALLBACK); openblas_warning(FALLBACK_VERBOSE, SANDYBRIDGE_FALLBACK);
return &gotoblas_SANDYBRIDGE; return &gotoblas_SANDYBRIDGE;
@ -550,8 +552,10 @@ static gotoblas_t *get_coretype(void){
} }
//Intel Phi Knights Landing //Intel Phi Knights Landing
if (model == 7) { if (model == 7) {
if(support_avx2()) if(support_avx2()){
openblas_warning(FALLBACK_VERBOSE, HASWELL_FALLBACK);
return &gotoblas_HASWELL; return &gotoblas_HASWELL;
}
if(support_avx()) { if(support_avx()) {
openblas_warning(FALLBACK_VERBOSE, SANDYBRIDGE_FALLBACK); openblas_warning(FALLBACK_VERBOSE, SANDYBRIDGE_FALLBACK);
return &gotoblas_SANDYBRIDGE; return &gotoblas_SANDYBRIDGE;