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Ref #380: enhancements for dynamic_arch

This commit is contained in:
wernsaar 2014-06-12 14:20:03 +02:00
parent faeab93df0
commit a86d349a51
1 changed files with 72 additions and 1 deletions
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71
driver/others/dynamic.c
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@ -333,11 +333,79 @@ char *gotoblas_corename(void) {
return corename[0]; return corename[0];
} }
static gotoblas_t *force_coretype(char *coretype){
int i ;
int found = -1;
char message[128];
char mname[20];
for ( i=1 ; i <= 20; i++)
{
if (!strncasecmp(coretype,corename[i],20))
{
found = i;
break;
}
}
if (found < 0)
{
strncpy(mname,coretype,20);
sprintf(message, "Core not found: %s\n",mname);
openblas_warning(1, message);
return(NULL);
}
switch (found)
{
case 20: return (&gotoblas_HASWELL);
case 19: return (&gotoblas_PILEDRIVER);
case 18: return (&gotoblas_BULLDOZER);
case 17: return (&gotoblas_BOBCAT);
case 16: return (&gotoblas_SANDYBRIDGE);
case 15: return (&gotoblas_NANO);
case 14: return (&gotoblas_BARCELONA);
case 13: return (&gotoblas_OPTERON);
case 12: return (&gotoblas_OPTERON_SSE3);
case 11: return (&gotoblas_ATHLON);
case 10: return (&gotoblas_NEHALEM);
case 9: return (&gotoblas_DUNNINGTON);
case 8: return (&gotoblas_PENRYN);
case 7: return (&gotoblas_CORE2);
case 6: return (&gotoblas_ATOM);
case 5: return (&gotoblas_BANIAS);
case 4: return (&gotoblas_PRESCOTT);
case 3: return (&gotoblas_NORTHWOOD);
case 2: return (&gotoblas_COPPERMINE);
case 1: return (&gotoblas_KATMAI);
}
return(NULL);
}
void gotoblas_dynamic_init(void) { void gotoblas_dynamic_init(void) {
char coremsg[128];
char coren[22];
char *p;
if (gotoblas) return; if (gotoblas) return;
p = getenv("OPENBLAS_CORETYPE");
if ( p )
{
gotoblas = force_coretype(p);
}
else
{
gotoblas = get_coretype(); gotoblas = get_coretype();
}
#ifdef ARCH_X86 #ifdef ARCH_X86
if (gotoblas == NULL) gotoblas = &gotoblas_KATMAI; if (gotoblas == NULL) gotoblas = &gotoblas_KATMAI;
@ -355,6 +423,9 @@ void gotoblas_dynamic_init(void) {
#endif #endif
if (gotoblas && gotoblas -> init) { if (gotoblas && gotoblas -> init) {
strncpy(coren,gotoblas_corename(),20);
sprintf(coremsg, "Core: %s\n",coren);
openblas_warning(2, coremsg);
gotoblas -> init(); gotoblas -> init();
} else { } else {
openblas_warning(0, "OpenBLAS : Architecture Initialization failed. No initialization function found.\n"); openblas_warning(0, "OpenBLAS : Architecture Initialization failed. No initialization function found.\n");