# avx2 = yes/no --- -mavx2 --- Use Intel Advanced Vector Extensions 2
# pext = yes/no --- -DUSE_PEXT --- Use pext x86_64 asm-instruction
# avx512 = yes/no --- -mavx512bw --- Use Intel Advanced Vector Extensions 512
+# vnni = yes/no --- -mavx512vnni --- Use Intel Vector Neural Network Instructions 512
# neon = yes/no --- -DUSE_NEON --- Use ARM SIMD architecture
#
# Note that Makefile is space sensitive, so when adding new architectures
# at the end of the line for flag values.
### 2.1. General and architecture defaults
+
+ifeq ($(ARCH),)
+ empty_arch = yes
+endif
+
optimize = yes
debug = no
sanitize = no
avx2 = no
pext = no
avx512 = no
+vnni = no
neon = no
ARCH = x86-64-modern
+STRIP = strip
### 2.2 Architecture specific
+
ifeq ($(ARCH),general-32)
arch = any
bits = 32
ssse3 = yes
endif
-ifeq ($(ARCH),x86-64-modern)
+ifeq ($(ARCH),$(filter $(ARCH),x86-64-sse41-popcnt x86-64-modern))
arch = x86_64
prefetch = yes
popcnt = yes
sse41 = yes
endif
-ifeq ($(ARCH),x86-64-sse41-popcnt)
+ifeq ($(ARCH),x86-64-avx2)
arch = x86_64
prefetch = yes
popcnt = yes
sse = yes
ssse3 = yes
sse41 = yes
+ avx2 = yes
endif
-ifeq ($(ARCH),x86-64-avx2)
+ifeq ($(ARCH),x86-64-bmi2)
arch = x86_64
prefetch = yes
popcnt = yes
ssse3 = yes
sse41 = yes
avx2 = yes
+ pext = yes
endif
-ifeq ($(ARCH),x86-64-bmi2)
+ifeq ($(ARCH),x86-64-avx512)
arch = x86_64
prefetch = yes
popcnt = yes
sse41 = yes
avx2 = yes
pext = yes
+ avx512 = yes
endif
-ifeq ($(ARCH),x86-64-avx512)
+ifeq ($(ARCH),x86-64-vnni)
arch = x86_64
prefetch = yes
popcnt = yes
avx2 = yes
pext = yes
avx512 = yes
+ vnni = yes
endif
ifeq ($(ARCH),armv7)
bits = 32
endif
+ifeq ($(ARCH),armv7-neon)
+ arch = armv7
+ prefetch = yes
+ popcnt = yes
+ neon = yes
+ bits = 32
+endif
+
ifeq ($(ARCH),armv8)
arch = armv8-a
prefetch = yes
CXX=g++
CXXFLAGS += -pedantic -Wextra -Wshadow
- ifeq ($(ARCH),$(filter $(ARCH),armv7 armv8))
+ ifeq ($(arch),$(filter $(arch),armv7 armv8-a))
ifeq ($(OS),Android)
CXXFLAGS += -m$(bits)
LDFLAGS += -m$(bits)
LDFLAGS += -m$(bits)
endif
+ ifeq ($(arch),$(filter $(arch),armv7))
+ LDFLAGS += -latomic
+ endif
+
ifneq ($(KERNEL),Darwin)
LDFLAGS += -Wl,--no-as-needed
endif
endif
endif
- ifeq ($(ARCH),$(filter $(ARCH),armv7 armv8))
+ ifeq ($(arch),$(filter $(arch),armv7 armv8))
ifeq ($(OS),Android)
CXXFLAGS += -m$(bits)
LDFLAGS += -m$(bits)
LDFLAGS += -arch $(arch) -mmacosx-version-min=10.14
endif
+# To cross-compile for Android, NDK version r21 or later is recommended.
+# In earlier NDK versions, you'll need to pass -fno-addrsig if using GNU binutils.
+# Currently we don't know how to make PGO builds with the NDK yet.
+ifeq ($(COMP),ndk)
+ CXXFLAGS += -stdlib=libc++ -fPIE
+ ifeq ($(arch),armv7)
+ comp=armv7a-linux-androideabi16-clang
+ CXX=armv7a-linux-androideabi16-clang++
+ CXXFLAGS += -mthumb -march=armv7-a -mfloat-abi=softfp -mfpu=neon
+ STRIP=arm-linux-androideabi-strip
+ endif
+ ifeq ($(arch),armv8-a)
+ comp=aarch64-linux-android21-clang
+ CXX=aarch64-linux-android21-clang++
+ STRIP=aarch64-linux-android-strip
+ endif
+ LDFLAGS += -static-libstdc++ -pie -lm -latomic
+endif
+
### Travis CI script uses COMPILER to overwrite CXX
ifdef COMPILER
COMPCXX=$(COMPILER)
ifneq ($(OS),Android)
# Haiku has pthreads in its libroot, so only link it in on other platforms
ifneq ($(KERNEL),Haiku)
- LDFLAGS += -lpthread
+ ifneq ($(COMP),ndk)
+ LDFLAGS += -lpthread
+ endif
endif
endif
endif
ifeq ($(prefetch),yes)
ifeq ($(sse),yes)
CXXFLAGS += -msse
- DEPENDFLAGS += -msse
endif
else
CXXFLAGS += -DNO_PREFETCH
### 3.6 popcnt
ifeq ($(popcnt),yes)
- ifeq ($(arch),$(filter $(arch),ppc64 armv8-a arm64))
+ ifeq ($(arch),$(filter $(arch),ppc64 armv7 armv8-a arm64))
CXXFLAGS += -DUSE_POPCNT
else ifeq ($(comp),icc)
CXXFLAGS += -msse3 -DUSE_POPCNT
endif
endif
+
ifeq ($(avx2),yes)
CXXFLAGS += -DUSE_AVX2
ifeq ($(comp),$(filter $(comp),gcc clang mingw))
endif
endif
+ifeq ($(vnni),yes)
+ CXXFLAGS += -DUSE_VNNI
+ ifeq ($(comp),$(filter $(comp),gcc clang mingw))
+ CXXFLAGS += -mavx512vnni -mavx512dq -mavx512vl
+ endif
+endif
+
ifeq ($(sse41),yes)
CXXFLAGS += -DUSE_SSE41
ifeq ($(comp),$(filter $(comp),gcc clang mingw))
ifeq ($(neon),yes)
CXXFLAGS += -DUSE_NEON
+ ifeq ($(KERNEL),Linux)
+ ifneq ($(COMP),ndk)
+ CXXFLAGS += -mfpu=neon
+ endif
+ endif
endif
ifeq ($(arch),x86_64)
- CXXFLAGS += -DUSE_SSE2
+ CXXFLAGS += -msse2 -DUSE_SSE2
endif
### 3.7 pext
### needs access to the optimization flags.
ifeq ($(optimize),yes)
ifeq ($(debug), no)
- ifeq ($(comp),clang)
+ ifeq ($(COMP),ndk)
+ CXXFLAGS += -flto=thin
+ LDFLAGS += $(CXXFLAGS)
+ else ifeq ($(comp),clang)
CXXFLAGS += -flto=thin
LDFLAGS += $(CXXFLAGS)
endif
# To use LTO and static linking on windows, the tool chain requires a recent gcc:
-# gcc version 10.1 in msys2 or TDM-GCC version 9.2 are know to work, older might not.
+# gcc version 10.1 in msys2 or TDM-GCC version 9.2 are known to work, older might not.
# So, only enable it for a cross from Linux by default.
else ifeq ($(comp),mingw)
ifeq ($(KERNEL),Linux)
@echo ""
@echo "Supported targets:"
@echo ""
+ @echo "help > Display architecture details"
@echo "build > Standard build"
- @echo "profile-build > Standard build with PGO"
+ @echo "net > Download the default nnue net"
+ @echo "profile-build > Faster build (with profile-guided optimization)"
@echo "strip > Strip executable"
@echo "install > Install executable"
@echo "clean > Clean up"
- @echo "net > Download the default nnue net"
@echo ""
@echo "Supported archs:"
@echo ""
+ @echo "x86-64-vnni > x86 64-bit with vnni support"
@echo "x86-64-avx512 > x86 64-bit with avx512 support"
@echo "x86-64-bmi2 > x86 64-bit with bmi2 support"
@echo "x86-64-avx2 > x86 64-bit with avx2 support"
@echo "x86-64-sse41-popcnt > x86 64-bit with sse41 and popcnt support"
- @echo "x86-64-modern > the same as previous (x86-64-sse41-popcnt)"
+ @echo "x86-64-modern > common modern CPU, currently x86-64-sse41-popcnt"
@echo "x86-64-ssse3 > x86 64-bit with ssse3 support"
@echo "x86-64-sse3-popcnt > x86 64-bit with sse3 and popcnt support"
@echo "x86-64 > x86 64-bit generic"
@echo "ppc-64 > PPC 64-bit"
@echo "ppc-32 > PPC 32-bit"
@echo "armv7 > ARMv7 32-bit"
- @echo "armv8 > ARMv8 64-bit"
+ @echo "armv7-neon > ARMv7 32-bit with popcnt and neon"
+ @echo "armv8 > ARMv8 64-bit with popcnt and neon"
@echo "apple-silicon > Apple silicon ARM64"
@echo "general-64 > unspecified 64-bit"
@echo "general-32 > unspecified 32-bit"
@echo "mingw > Gnu compiler with MinGW under Windows"
@echo "clang > LLVM Clang compiler"
@echo "icc > Intel compiler"
+ @echo "ndk > Google NDK to cross-compile for Android"
@echo ""
@echo "Simple examples. If you don't know what to do, you likely want to run: "
@echo ""
- @echo "make -j build ARCH=x86-64 (This is for 64-bit systems)"
- @echo "make -j build ARCH=x86-32 (This is for 32-bit systems)"
+ @echo "make -j build ARCH=x86-64 (A portable, slow compile for 64-bit systems)"
+ @echo "make -j build ARCH=x86-32 (A portable, slow compile for 32-bit systems)"
@echo ""
- @echo "Advanced examples, for experienced users: "
+ @echo "Advanced examples, for experienced users looking for performance: "
@echo ""
- @echo "make -j build ARCH=x86-64-modern COMP=clang"
- @echo "make -j profile-build ARCH=x86-64-bmi2 COMP=gcc COMPCXX=g++-4.8"
- @echo ""
- @echo "The selected architecture $(ARCH) enables the following configuration: "
+ @echo "make help ARCH=x86-64-bmi2"
+ @echo "make -j profile-build ARCH=x86-64-bmi2 COMP=gcc COMPCXX=g++-9.0"
+ @echo "make -j build ARCH=x86-64-ssse3 COMP=clang"
@echo ""
+ifneq ($(empty_arch), yes)
+ @echo "-------------------------------\n"
+ @echo "The selected architecture $(ARCH) will enable the following configuration: "
@$(MAKE) ARCH=$(ARCH) COMP=$(COMP) config-sanity
+endif
.PHONY: help build profile-build strip install clean net objclean profileclean \
build: config-sanity
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) all
-profile-build: config-sanity objclean profileclean net
+profile-build: net config-sanity objclean profileclean
@echo ""
@echo "Step 1/4. Building instrumented executable ..."
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_make)
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) profileclean
strip:
- strip $(EXE)
+ $(STRIP) $(EXE)
install:
-mkdir -p -m 755 $(BINDIR)
$(eval nnuenet := $(shell grep EvalFile ucioption.cpp | grep Option | sed 's/.*\(nn-[a-z0-9]\{12\}.nnue\).*/\1/'))
@echo "Default net: $(nnuenet)"
$(eval nnuedownloadurl := https://tests.stockfishchess.org/api/nn/$(nnuenet))
- $(eval curl_or_wget := $(shell if hash curl 2>/dev/null; then echo "curl -sL"; elif hash wget 2>/dev/null; then echo "wget -qO-"; fi))
+ $(eval curl_or_wget := $(shell if hash curl 2>/dev/null; then echo "curl -skL"; elif hash wget 2>/dev/null; then echo "wget -qO-"; fi))
@if test -f "$(nnuenet)"; then echo "Already available."; else echo "Downloading $(nnuedownloadurl)"; $(curl_or_wget) $(nnuedownloadurl) > $(nnuenet); fi
+ $(eval shasum_command := $(shell if hash shasum 2>/dev/null; then echo "shasum -a 256 "; elif hash sha256sum 2>/dev/null; then echo "sha256sum "; fi))
+ @if [ "$(nnuenet)" != "nn-"`$(shasum_command) $(nnuenet) | cut -c1-12`".nnue" ]; then echo "Failed download or $(nnuenet) corrupted, please delete!"; exit 1; fi
# clean binaries and objects
objclean:
@echo "avx2: '$(avx2)'"
@echo "pext: '$(pext)'"
@echo "avx512: '$(avx512)'"
+ @echo "vnni: '$(vnni)'"
@echo "neon: '$(neon)'"
@echo ""
@echo "Flags:"
@test "$(avx2)" = "yes" || test "$(avx2)" = "no"
@test "$(pext)" = "yes" || test "$(pext)" = "no"
@test "$(avx512)" = "yes" || test "$(avx512)" = "no"
+ @test "$(vnni)" = "yes" || test "$(vnni)" = "no"
@test "$(neon)" = "yes" || test "$(neon)" = "no"
- @test "$(comp)" = "gcc" || test "$(comp)" = "icc" || test "$(comp)" = "mingw" || test "$(comp)" = "clang"
+ @test "$(comp)" = "gcc" || test "$(comp)" = "icc" || test "$(comp)" = "mingw" || test "$(comp)" = "clang" \
+ || test "$(comp)" = "armv7a-linux-androideabi16-clang" || test "$(comp)" = "aarch64-linux-android21-clang"
$(EXE): $(OBJS)
+$(CXX) -o $@ $(OBJS) $(LDFLAGS)
projects / stockfish / blobdiff