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Merge pull request #2994 from antonblanchard/power10-fixes 

Power10 fixes
This commit is contained in:
Martin Kroeker 2020-12-11 23:37:30 +01:00 committed by GitHub
parent 043128cbe5 043f3d6faa
commit 18d8a67485
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 4 additions and 1 deletions
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2
Makefile.system
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@ -676,7 +676,7 @@ DYNAMIC_CORE += POWER9
else else
$(info, OpenBLAS: Your gcc version is too old to build the POWER9 kernels.) $(info, OpenBLAS: Your gcc version is too old to build the POWER9 kernels.)
endif endif
LDVERSIONGTEQ35 := $(shell expr `ld --version | head -1 | cut -f2 -d "." | cut -f1 -d "-"` >= 35) LDVERSIONGTEQ35 := $(shell expr `$(CC) -Wl,--version 2> /dev/null | head -1 | cut -f2 -d "." | cut -f1 -d "-"` \>= 35)
ifeq ($(GCCVERSIONGTEQ11)$(LDVERSIONGTEQ35), 11) ifeq ($(GCCVERSIONGTEQ11)$(LDVERSIONGTEQ35), 11)
DYNAMIC_CORE += POWER10 DYNAMIC_CORE += POWER10
CCOMMON_OPT += -DHAVE_P10_SUPPORT CCOMMON_OPT += -DHAVE_P10_SUPPORT

3
driver/others/dynamic_power.c
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@ -52,6 +52,9 @@ static gotoblas_t *get_coretype(void) {
if (__builtin_cpu_supports ("arch_3_1") && __builtin_cpu_supports ("mma")) if (__builtin_cpu_supports ("arch_3_1") && __builtin_cpu_supports ("mma"))
return &gotoblas_POWER10; return &gotoblas_POWER10;
#endif #endif
/* Fall back to the POWER9 implementation if the toolchain is too old or the MMA feature is not set */
if (__builtin_cpu_is("power10"))
return &gotoblas_POWER9;
return NULL; return NULL;
} }