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Automate AES-NI and AVX detection on runtime, make it default on x86-based systems (#1578)

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Rework CPU extensions detection code and build with AES-NI and AVX support by default
This commit is contained in:
R4SAS
2020-11-15 01:31:20 +03:00
committed by GitHub
parent 7e874eaa7c
commit 62cd9fffa3
26 changed files with 208 additions and 237 deletions
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21
Makefile.linux
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@@ -1,5 +1,5 @@
# set defaults instead redefine
CXXFLAGS ?= ${CXX_DEBUG} -Wall -Wextra -Wno-unused-parameter -pedantic -Wno-misleading-indentation -Wno-psabi
CXXFLAGS ?= ${CXX_DEBUG} -Wall -Wextra -Wno-unused-parameter -pedantic -Wno-psabi
LDFLAGS ?= ${LD_DEBUG}
## NOTE: The NEEDED_CXXFLAGS are here so that custom CXXFLAGS can be specified at build time
@@ -49,7 +49,7 @@ endif
# UPNP Support (miniupnpc 1.5 and higher)
ifeq ($(USE_UPNP),yes)
CXXFLAGS += -DUSE_UPNP
NEEDED_CXXFLAGS += -DUSE_UPNP
ifeq ($(USE_STATIC),yes)
LDLIBS += $(LIBDIR)/libminiupnpc.a
else
@@ -58,20 +58,7 @@ endif
endif
ifeq ($(USE_AESNI),yes)
#check if AES-NI is supported by CPU
ifneq ($(shell $(GREP) -c aes /proc/cpuinfo),0)
machine := $(shell uname -m)
ifeq ($(machine), aarch64)
CXXFLAGS += -DARM64AES
else
CPU_FLAGS += -maes
endif
endif
endif
ifeq ($(USE_AVX),yes)
#check if AVX supported by CPU
ifneq ($(shell $(GREP) -c avx /proc/cpuinfo),0)
CPU_FLAGS += -mavx
ifeq (, $(findstring arm, $(SYS))$(findstring aarch64, $(SYS))) # no arm and aarch64 in dumpmachine
NEEDED_CXXFLAGS += -D__AES__ -maes
endif
endif