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enable -O2 and -march=native -mtune=native

pull/2/head
weidai 2007-05-04 15:12:23 +00:00
parent 5ee13b48aa
commit 460c2d6c6a
1 changed files with 6 additions and 8 deletions
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14
GNUmakefile
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@ -1,4 +1,4 @@
CXXFLAGS = -DNDEBUG -ffunction-sections -fdata-sections -g CXXFLAGS = -DNDEBUG -ffunction-sections -fdata-sections -g -O2
LDFLAGS += -Wl,--gc-sections LDFLAGS += -Wl,--gc-sections
ARFLAGS = -cr # ar needs the dash on OpenBSD ARFLAGS = -cr # ar needs the dash on OpenBSD
RANLIB = ranlib RANLIB = ranlib
@ -8,13 +8,6 @@ EGREP = egrep
UNAME = $(shell uname) UNAME = $(shell uname)
ISX86 = $(shell uname -m | $(EGREP) -c "i.86|x86|i86") ISX86 = $(shell uname -m | $(EGREP) -c "i.86|x86|i86")
ISMINGW = $(shell uname | $(EGREP) -c "MINGW32") ISMINGW = $(shell uname | $(EGREP) -c "MINGW32")
GCC4_OR_LATER = $(shell $(CXX) -v 2>&1 | $(EGREP) -c "gcc version 4")
ifeq ($(GCC4_OR_LATER),1)
CXXFLAGS += -Os # -O3 causes Salsa20 validation to fail on GCC 4.1.2
else
CXXFLAGS += -O1 # -Os, -O2, -O3 all cause Salsa20 validation to fail on GCC 3.4.4
endif
# Default prefix for make install # Default prefix for make install
ifeq ($(PREFIX),) ifeq ($(PREFIX),)
@ -28,12 +21,17 @@ endif
ifeq ($(ISX86),1) ifeq ($(ISX86),1)
GCC33_OR_LATER = $(shell $(CXX) --version 2>&1 | $(EGREP) -c "\(GCC\) (3.[3-9]|[4-9])") GCC33_OR_LATER = $(shell $(CXX) --version 2>&1 | $(EGREP) -c "\(GCC\) (3.[3-9]|[4-9])")
GCC42_OR_LATER = $(shell $(CXX) --version 2>&1 | $(EGREP) -c "\(GCC\) (4.[2-9]|[5-9])")
INTEL_COMPILER = $(shell $(CXX) --version 2>&1 | $(EGREP) -c "\(ICC\)") INTEL_COMPILER = $(shell $(CXX) --version 2>&1 | $(EGREP) -c "\(ICC\)")
GAS210_OR_LATER = $(shell echo "" | $(AS) -v 2>&1 | $(EGREP) -c "GNU assembler version (2.[1-9][0-9]|[3-9])") GAS210_OR_LATER = $(shell echo "" | $(AS) -v 2>&1 | $(EGREP) -c "GNU assembler version (2.[1-9][0-9]|[3-9])")
ifneq ($(GCC33_OR_LATER) $(INTEL_COMPILER),0 0) ifneq ($(GCC33_OR_LATER) $(INTEL_COMPILER),0 0)
ifneq ($(GCC42_OR_LATER),0)
CXXFLAGS += -march=native -mtune=native
else
CXXFLAGS += -msse2 CXXFLAGS += -msse2
endif endif
endif
ifeq ($(GAS210_OR_LATER),0) # .intel_syntax wasn't supported until GNU assembler 2.10 ifeq ($(GAS210_OR_LATER),0) # .intel_syntax wasn't supported until GNU assembler 2.10
CXXFLAGS += -DCRYPTOPP_DISABLE_ASM CXXFLAGS += -DCRYPTOPP_DISABLE_ASM