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Add in runtime CPU detection for POWER.

This commit is contained in:
Rashmica Gupta 2019-04-09 14:13:24 +10:00
parent e06b8438b4
commit bcdf1d4917
6 changed files with 170 additions and 32 deletions
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6
Makefile.system
View File

@ -528,6 +528,12 @@ DYNAMIC_CORE += THUNDERX
DYNAMIC_CORE += THUNDERX2T99
endif
ifeq ($(ARCH), power)
DYNAMIC_CORE = POWER6
DYNAMIC_CORE += POWER8
DYNAMIC_CORE += POWER9
endif
# If DYNAMIC_CORE is not set, DYNAMIC_ARCH cannot do anything, so force it to empty
ifndef DYNAMIC_CORE
override DYNAMIC_ARCH=

8
driver/others/Makefile
View File

@ -18,8 +18,12 @@ ifeq ($(DYNAMIC_ARCH), 1)
ifeq ($(ARCH),arm64)
COMMONOBJS += dynamic_arm64.$(SUFFIX)
else
ifeq ($(ARCH),power)
COMMONOBJS += dynamic_power.$(SUFFIX)
else
COMMONOBJS += dynamic.$(SUFFIX)
endif
endif
else
COMMONOBJS += parameter.$(SUFFIX)
endif
@ -78,8 +82,12 @@ ifeq ($(DYNAMIC_ARCH), 1)
ifeq ($(ARCH),arm64)
HPLOBJS = memory.$(SUFFIX) xerbla.$(SUFFIX) dynamic_arm64.$(SUFFIX)
else
ifeq ($(ARCH),power)
HPLOBJS = memory.$(SUFFIX) xerbla.$(SUFFIX) dynamic_power.$(SUFFIX)
else
HPLOBJS = memory.$(SUFFIX) xerbla.$(SUFFIX) dynamic.$(SUFFIX)
endif
endif
else
HPLOBJS = memory.$(SUFFIX) xerbla.$(SUFFIX) parameter.$(SUFFIX)
endif

102
driver/others/dynamic_power.c Normal file
View File

@ -0,0 +1,102 @@
#include "common.h"
extern gotoblas_t gotoblas_POWER6;
extern gotoblas_t gotoblas_POWER8;
extern gotoblas_t gotoblas_POWER9;
extern void openblas_warning(int verbose, const char *msg);
static char *corename[] = {
"unknown",
"POWER6",
"POWER8",
"POWER9"
};
#define NUM_CORETYPES 4
char *gotoblas_corename(void) {
if (gotoblas == &gotoblas_POWER6) return corename[1];
if (gotoblas == &gotoblas_POWER8) return corename[2];
if (gotoblas == &gotoblas_POWER9) return corename[3];
return corename[0];
}
static gotoblas_t *get_coretype(void) {
if (__builtin_cpu_is("power6") || __builtin_cpu_is("power6x"))
return &gotoblas_POWER6;
if (__builtin_cpu_is("power8"))
return &gotoblas_POWER8;
if (__builtin_cpu_is("power9"))
return &gotoblas_POWER9;
return NULL;
}
static gotoblas_t *force_coretype(char * coretype) {
int i ;
int found = -1;
char message[128];
for ( i = 0 ; i < NUM_CORETYPES; i++)
{
if (!strncasecmp(coretype, corename[i], 20))
{
found = i;
break;
}
}
switch (found)
{
case 1: return (&gotoblas_POWER6);
case 2: return (&gotoblas_POWER8);
case 3: return (&gotoblas_POWER9);
default: return NULL;
}
snprintf(message, 128, "Core not found: %s\n", coretype);
openblas_warning(1, message);
}
void gotoblas_dynamic_init(void) {
char coremsg[128];
char coren[22];
char *p;
if (gotoblas) return;
p = getenv("OPENBLAS_CORETYPE");
if ( p )
{
gotoblas = force_coretype(p);
}
else
{
gotoblas = get_coretype();
}
if (gotoblas == NULL)
{
snprintf(coremsg, 128, "Falling back to POWER8 core\n");
openblas_warning(1, coremsg);
gotoblas = &gotoblas_POWER8;
}
if (gotoblas && gotoblas -> init) {
strncpy(coren,gotoblas_corename(),20);
sprintf(coremsg, "Core: %s\n",coren);
openblas_warning(2, coremsg);
gotoblas -> init();
} else {
openblas_warning(0, "OpenBLAS : Architecture Initialization failed. No initialization function found.\n");
exit(1);
}
}
void gotoblas_dynamic_quit(void) {
gotoblas = NULL;
}

32
kernel/power/KERNEL.POWER8
View File

@ -13,40 +13,40 @@ SGEMMINCOPY = ../generic/gemm_ncopy_16.c
SGEMMITCOPY = sgemm_tcopy_16_power8.S
SGEMMONCOPY = ../generic/gemm_ncopy_8.c
SGEMMOTCOPY = sgemm_tcopy_8_power8.S
SGEMMINCOPYOBJ = sgemm_incopy.o
SGEMMITCOPYOBJ = sgemm_itcopy.o
SGEMMONCOPYOBJ = sgemm_oncopy.o
SGEMMOTCOPYOBJ = sgemm_otcopy.o
SGEMMINCOPYOBJ = sgemm_incopy$(TSUFFIX).$(SUFFIX)
SGEMMITCOPYOBJ = sgemm_itcopy$(TSUFFIX).$(SUFFIX)
SGEMMONCOPYOBJ = sgemm_oncopy$(TSUFFIX).$(SUFFIX)
SGEMMOTCOPYOBJ = sgemm_otcopy$(TSUFFIX).$(SUFFIX)
DGEMMKERNEL = dgemm_kernel_16x4_power8.S
DGEMMINCOPY = ../generic/gemm_ncopy_16.c
DGEMMITCOPY = dgemm_tcopy_16_power8.S
DGEMMONCOPY = dgemm_ncopy_4_power8.S
DGEMMOTCOPY = ../generic/gemm_tcopy_4.c
DGEMMINCOPYOBJ = dgemm_incopy.o
DGEMMITCOPYOBJ = dgemm_itcopy.o
DGEMMONCOPYOBJ = dgemm_oncopy.o
DGEMMOTCOPYOBJ = dgemm_otcopy.o
DGEMMINCOPYOBJ = dgemm_incopy$(TSUFFIX).$(SUFFIX)
DGEMMITCOPYOBJ = dgemm_itcopy$(TSUFFIX).$(SUFFIX)
DGEMMONCOPYOBJ = dgemm_oncopy$(TSUFFIX).$(SUFFIX)
DGEMMOTCOPYOBJ = dgemm_otcopy$(TSUFFIX).$(SUFFIX)
CGEMMKERNEL = cgemm_kernel_8x4_power8.S
CGEMMINCOPY = ../generic/zgemm_ncopy_8.c
CGEMMITCOPY = cgemm_tcopy_8_power8.S
CGEMMONCOPY = ../generic/zgemm_ncopy_4.c
CGEMMOTCOPY = ../generic/zgemm_tcopy_4.c
CGEMMONCOPYOBJ = cgemm_oncopy.o
CGEMMOTCOPYOBJ = cgemm_otcopy.o
CGEMMINCOPYOBJ = cgemm_incopy.o
CGEMMITCOPYOBJ = cgemm_itcopy.o
CGEMMONCOPYOBJ = cgemm_oncopy$(TSUFFIX).$(SUFFIX)
CGEMMOTCOPYOBJ = cgemm_otcopy$(TSUFFIX).$(SUFFIX)
CGEMMINCOPYOBJ = cgemm_incopy$(TSUFFIX).$(SUFFIX)
CGEMMITCOPYOBJ = cgemm_itcopy$(TSUFFIX).$(SUFFIX)
ZGEMMKERNEL = zgemm_kernel_8x2_power8.S
ZGEMMONCOPY = ../generic/zgemm_ncopy_2.c
ZGEMMOTCOPY = ../generic/zgemm_tcopy_2.c
ZGEMMINCOPY = ../generic/zgemm_ncopy_8.c
ZGEMMITCOPY = zgemm_tcopy_8_power8.S
ZGEMMONCOPYOBJ = zgemm_oncopy.o
ZGEMMOTCOPYOBJ = zgemm_otcopy.o
ZGEMMINCOPYOBJ = zgemm_incopy.o
ZGEMMITCOPYOBJ = zgemm_itcopy.o
ZGEMMONCOPYOBJ = zgemm_oncopy$(TSUFFIX).$(SUFFIX)
ZGEMMOTCOPYOBJ = zgemm_otcopy$(TSUFFIX).$(SUFFIX)
ZGEMMINCOPYOBJ = zgemm_incopy$(TSUFFIX).$(SUFFIX)
ZGEMMITCOPYOBJ = zgemm_itcopy$(TSUFFIX).$(SUFFIX)
STRSMKERNEL_LN = ../generic/trsm_kernel_LN.c
STRSMKERNEL_LT = ../generic/trsm_kernel_LT.c

32
kernel/power/KERNEL.POWER9
View File

@ -13,40 +13,40 @@ SGEMMINCOPY = ../generic/gemm_ncopy_16.c
SGEMMITCOPY = sgemm_tcopy_16_power8.S
SGEMMONCOPY = ../generic/gemm_ncopy_8.c
SGEMMOTCOPY = sgemm_tcopy_8_power8.S
SGEMMINCOPYOBJ = sgemm_incopy.o
SGEMMITCOPYOBJ = sgemm_itcopy.o
SGEMMONCOPYOBJ = sgemm_oncopy.o
SGEMMOTCOPYOBJ = sgemm_otcopy.o
SGEMMINCOPYOBJ = sgemm_incopy$(TSUFFIX).$(SUFFIX)
SGEMMITCOPYOBJ = sgemm_itcopy$(TSUFFIX).$(SUFFIX)
SGEMMONCOPYOBJ = sgemm_oncopy$(TSUFFIX).$(SUFFIX)
SGEMMOTCOPYOBJ = sgemm_otcopy$(TSUFFIX).$(SUFFIX)
DGEMMKERNEL = dgemm_kernel_power9.S
DGEMMINCOPY = ../generic/gemm_ncopy_16.c
DGEMMITCOPY = dgemm_tcopy_16_power8.S
DGEMMONCOPY = dgemm_ncopy_4_power8.S
DGEMMOTCOPY = ../generic/gemm_tcopy_4.c
DGEMMINCOPYOBJ = dgemm_incopy.o
DGEMMITCOPYOBJ = dgemm_itcopy.o
DGEMMONCOPYOBJ = dgemm_oncopy.o
DGEMMOTCOPYOBJ = dgemm_otcopy.o
DGEMMINCOPYOBJ = dgemm_incopy$(TSUFFIX).$(SUFFIX)
DGEMMITCOPYOBJ = dgemm_itcopy$(TSUFFIX).$(SUFFIX)
DGEMMONCOPYOBJ = dgemm_oncopy$(TSUFFIX).$(SUFFIX)
DGEMMOTCOPYOBJ = dgemm_otcopy$(TSUFFIX).$(SUFFIX)
CGEMMKERNEL = cgemm_kernel_8x4_power8.S
CGEMMINCOPY = ../generic/zgemm_ncopy_8.c
CGEMMITCOPY = cgemm_tcopy_8_power8.S
CGEMMONCOPY = ../generic/zgemm_ncopy_4.c
CGEMMOTCOPY = ../generic/zgemm_tcopy_4.c
CGEMMONCOPYOBJ = cgemm_oncopy.o
CGEMMOTCOPYOBJ = cgemm_otcopy.o
CGEMMINCOPYOBJ = cgemm_incopy.o
CGEMMITCOPYOBJ = cgemm_itcopy.o
CGEMMONCOPYOBJ = cgemm_oncopy$(TSUFFIX).$(SUFFIX)
CGEMMOTCOPYOBJ = cgemm_otcopy$(TSUFFIX).$(SUFFIX)
CGEMMINCOPYOBJ = cgemm_incopy$(TSUFFIX).$(SUFFIX)
CGEMMITCOPYOBJ = cgemm_itcopy$(TSUFFIX).$(SUFFIX)
ZGEMMKERNEL = zgemm_kernel_8x2_power8.S
ZGEMMONCOPY = ../generic/zgemm_ncopy_2.c
ZGEMMOTCOPY = ../generic/zgemm_tcopy_2.c
ZGEMMINCOPY = ../generic/zgemm_ncopy_8.c
ZGEMMITCOPY = zgemm_tcopy_8_power8.S
ZGEMMONCOPYOBJ = zgemm_oncopy.o
ZGEMMOTCOPYOBJ = zgemm_otcopy.o
ZGEMMINCOPYOBJ = zgemm_incopy.o
ZGEMMITCOPYOBJ = zgemm_itcopy.o
ZGEMMONCOPYOBJ = zgemm_oncopy$(TSUFFIX).$(SUFFIX)
ZGEMMOTCOPYOBJ = zgemm_otcopy$(TSUFFIX).$(SUFFIX)
ZGEMMINCOPYOBJ = zgemm_incopy$(TSUFFIX).$(SUFFIX)
ZGEMMITCOPYOBJ = zgemm_itcopy$(TSUFFIX).$(SUFFIX)
STRSMKERNEL_LN = ../generic/trsm_kernel_LN.c
STRSMKERNEL_LT = ../generic/trsm_kernel_LT.c

22
kernel/setparam-ref.c
View File

@ -718,6 +718,27 @@ static void init_parameter(void) {
}
#else // defined(ARCH_ARM64)
#if defined(ARCH_POWER)
static void init_parameter(void) {
TABLE_NAME.sgemm_p = SGEMM_DEFAULT_P;
TABLE_NAME.dgemm_p = DGEMM_DEFAULT_P;
TABLE_NAME.cgemm_p = CGEMM_DEFAULT_P;
TABLE_NAME.zgemm_p = ZGEMM_DEFAULT_P;
TABLE_NAME.sgemm_r = SGEMM_DEFAULT_R;
TABLE_NAME.dgemm_r = DGEMM_DEFAULT_R;
TABLE_NAME.cgemm_r = CGEMM_DEFAULT_R;
TABLE_NAME.zgemm_r = ZGEMM_DEFAULT_R;
TABLE_NAME.sgemm_q = SGEMM_DEFAULT_Q;
TABLE_NAME.dgemm_q = DGEMM_DEFAULT_Q;
TABLE_NAME.cgemm_q = CGEMM_DEFAULT_Q;
TABLE_NAME.zgemm_q = ZGEMM_DEFAULT_Q;
}
#else //POWER
#ifdef ARCH_X86
static int get_l2_size_old(void){
int i, eax, ebx, ecx, edx, cpuid_level;
@ -1303,4 +1324,5 @@ static void init_parameter(void) {
}
#endif //POWER
#endif //defined(ARCH_ARM64)