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Add -DCRYPTOPP_NO_UNALIGNED_DATA_ACCESS for -O5 and -Ofast

pull/239/head
Jeffrey Walton 2016-07-21 02:57:50 -04:00
parent c606ea2573
commit 6ed2a60a53
2 changed files with 9 additions and 13 deletions
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14
GNUmakefile
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@ -141,17 +141,21 @@ else
endif # X86/X32/X64
endif
# Aligned access required at -O3 for GCC due to vectorization (circa 08/2008). Expect other compilers to do the same.
# Aligned access required for -O3 and above due to vectorization
UNALIGNED_ACCESS := $(shell $(EGREP) -c "^[[:space:]]*//[[:space:]]*\#[[:space:]]*define[[:space:]]*CRYPTOPP_NO_UNALIGNED_DATA_ACCESS" config.h)
ifeq ($(findstring -O3,$(CXXFLAGS)),-O3)
ifneq ($(UNALIGNED_ACCESS),0)
ifeq ($(GCC46_OR_LATER),1)
ifeq ($(findstring -DCRYPTOPP_NO_UNALIGNED_DATA_ACCESS,$(CXXFLAGS)),)
ifeq ($(findstring -O3,$(CXXFLAGS)),-O3)
CXXFLAGS += -DCRYPTOPP_NO_UNALIGNED_DATA_ACCESS
endif # -O3
ifeq ($(findstring -O5,$(CXXFLAGS)),-O5)
CXXFLAGS += -DCRYPTOPP_NO_UNALIGNED_DATA_ACCESS
endif # -O5
ifeq ($(findstring -Ofast,$(CXXFLAGS)),-Ofast)
CXXFLAGS += -DCRYPTOPP_NO_UNALIGNED_DATA_ACCESS
endif # -Ofast
endif # CRYPTOPP_NO_UNALIGNED_DATA_ACCESS
endif # GCC 4.6
endif # UNALIGNED_ACCESS
endif # Vectorization
ifneq ($(INTEL_COMPILER),0)
CXXFLAGS += -wd68 -wd186 -wd279 -wd327 -wd161 -wd3180

8
cryptest.sh
View File

@ -572,14 +572,6 @@ if [[ (-z "$HAVE_DISASS") ]]; then
fi
fi
# Fixup... SunCC appears to generate bad code for BLAKE2
if [[ ("$SUN_COMPILER" -ne "0") ]]; then
HAVE_O5=0
OPT_O5=
HAVE_OFAST=0
OPT_OFAST=
fi
# Fixup... GCC 4.8 ASAN produces false positives under ARM
if [[ ( ("$IS_ARM32" -ne "0" || "$IS_ARM64" -ne "0") && "$GCC_48_COMPILER" -ne "0") ]]; then
HAVE_ASAN=0