# Stockfish, a UCI chess playing engine derived from Glaurung 2.1
-# Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-# Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
-# Copyright (C) 2015-2019 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
+# Copyright (C) 2004-2021 The Stockfish developers (see AUTHORS file)
#
# Stockfish is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# sse41 = yes/no --- -msse4.1 --- Use Intel Streaming SIMD Extensions 4.1
# avx2 = yes/no --- -mavx2 --- Use Intel Advanced Vector Extensions 2
# avx512 = yes/no --- -mavx512bw --- Use Intel Advanced Vector Extensions 512
-# vnni = yes/no --- -mavx512vnni --- Use Intel Vector Neural Network Instructions 512
+# vnni256 = yes/no --- -mavx512vnni --- Use Intel Vector Neural Network Instructions 256
+# vnni512 = 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
### 2.1. General and architecture defaults
ifeq ($(ARCH),)
- empty_arch = yes
+ ARCH = x86-64-modern
+ help_skip_sanity = yes
+endif
+# explicitly check for the list of supported architectures (as listed with make help),
+# the user can override with `make ARCH=x86-32-vnni256 SUPPORTED_ARCH=true`
+ifeq ($(ARCH), $(filter $(ARCH), \
+ x86-64-vnni512 x86-64-vnni256 x86-64-avx512 x86-64-bmi2 x86-64-avx2 \
+ x86-64-sse41-popcnt x86-64-modern x86-64-ssse3 x86-64-sse3-popcnt \
+ x86-64 x86-32-sse41-popcnt x86-32-sse2 x86-32 ppc-64 ppc-32 \
+ armv7 armv7-neon armv8 apple-silicon general-64 general-32))
+ SUPPORTED_ARCH=true
+else
+ SUPPORTED_ARCH=false
endif
optimize = yes
sse41 = no
avx2 = no
avx512 = no
-vnni = no
+vnni256 = no
+vnni512 = no
neon = no
-ARCH = x86-64-modern
STRIP = strip
### 2.2 Architecture specific
avx512 = yes
endif
-ifeq ($(findstring -vnni,$(ARCH)),-vnni)
+ifeq ($(findstring -vnni256,$(ARCH)),-vnni256)
+ popcnt = yes
+ sse = yes
+ sse2 = yes
+ ssse3 = yes
+ sse41 = yes
+ avx2 = yes
+ pext = yes
+ vnni256 = yes
+endif
+
+ifeq ($(findstring -vnni512,$(ARCH)),-vnni512)
popcnt = yes
sse = yes
sse2 = yes
avx2 = yes
pext = yes
avx512 = yes
- vnni = yes
+ vnni512 = yes
endif
ifeq ($(sse),yes)
endif
ifeq ($(ARCH),armv8)
- arch = armv8-a
+ arch = armv8
prefetch = yes
popcnt = yes
neon = yes
CXX=g++
CXXFLAGS += -pedantic -Wextra -Wshadow
- ifeq ($(arch),$(filter $(arch),armv7 armv8-a))
+ ifeq ($(arch),$(filter $(arch),armv7 armv8))
ifeq ($(OS),Android)
CXXFLAGS += -m$(bits)
LDFLAGS += -m$(bits)
ifneq ($(KERNEL),Darwin)
ifneq ($(KERNEL),OpenBSD)
+ ifneq ($(KERNEL),FreeBSD)
LDFLAGS += -latomic
endif
endif
+ endif
ifeq ($(arch),$(filter $(arch),armv7 armv8))
ifeq ($(OS),Android)
endif
endif
-ifeq ($(comp),icc)
- profile_make = icc-profile-make
- profile_use = icc-profile-use
-else
-ifeq ($(comp),clang)
- profile_make = clang-profile-make
- profile_use = clang-profile-use
-else
- profile_make = gcc-profile-make
- profile_use = gcc-profile-use
-endif
-endif
-
ifeq ($(KERNEL),Darwin)
CXXFLAGS += -arch $(arch) -mmacosx-version-min=10.14
LDFLAGS += -arch $(arch) -mmacosx-version-min=10.14
# Currently we don't know how to make PGO builds with the NDK yet.
ifeq ($(COMP),ndk)
CXXFLAGS += -stdlib=libc++ -fPIE
+ comp=clang
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
+ ifeq ($(arch),armv8)
CXX=aarch64-linux-android21-clang++
STRIP=aarch64-linux-android-strip
endif
LDFLAGS += -static-libstdc++ -pie -lm -latomic
endif
+ifeq ($(comp),icc)
+ profile_make = icc-profile-make
+ profile_use = icc-profile-use
+else ifeq ($(comp),clang)
+ profile_make = clang-profile-make
+ profile_use = clang-profile-use
+else
+ profile_make = gcc-profile-make
+ profile_use = gcc-profile-use
+endif
+
### Travis CI script uses COMPILER to overwrite CXX
ifdef COMPILER
COMPCXX=$(COMPILER)
CXXFLAGS += -mdynamic-no-pic
endif
endif
+
+ ifeq ($(comp),clang)
+ CXXFLAGS += -fexperimental-new-pass-manager
+ endif
endif
### 3.4 Bits
### 3.6 popcnt
ifeq ($(popcnt),yes)
- ifeq ($(arch),$(filter $(arch),ppc64 armv7 armv8-a arm64))
+ ifeq ($(arch),$(filter $(arch),ppc64 armv7 armv8 arm64))
CXXFLAGS += -DUSE_POPCNT
else ifeq ($(comp),icc)
CXXFLAGS += -msse3 -DUSE_POPCNT
endif
endif
-ifeq ($(vnni),yes)
+ifeq ($(vnni256),yes)
+ CXXFLAGS += -DUSE_VNNI
+ ifeq ($(comp),$(filter $(comp),gcc clang mingw))
+ CXXFLAGS += -mavx512f -mavx512bw -mavx512vnni -mavx512dq -mavx512vl -mprefer-vector-width=256
+ endif
+endif
+
+ifeq ($(vnni512),yes)
CXXFLAGS += -DUSE_VNNI
ifeq ($(comp),$(filter $(comp),gcc clang mingw))
CXXFLAGS += -mavx512vnni -mavx512dq -mavx512vl
CXXFLAGS += -DUSE_NEON
ifeq ($(KERNEL),Linux)
ifneq ($(COMP),ndk)
+ ifneq ($(arch),armv8)
CXXFLAGS += -mfpu=neon
endif
endif
+ endif
endif
### 3.7 pext
### needs access to the optimization flags.
ifeq ($(optimize),yes)
ifeq ($(debug), no)
- ifeq ($(COMP),ndk)
- CXXFLAGS += -flto=thin
- LDFLAGS += $(CXXFLAGS)
- else ifeq ($(comp),clang)
- CXXFLAGS += -flto=thin
+ ifeq ($(comp),clang)
+ CXXFLAGS += -flto
+ ifneq ($(findstring MINGW,$(KERNEL)),)
+ CXXFLAGS += -fuse-ld=lld
+ else ifneq ($(findstring MSYS,$(KERNEL)),)
+ CXXFLAGS += -fuse-ld=lld
+ endif
LDFLAGS += $(CXXFLAGS)
# GCC and CLANG use different methods for parallelizing LTO and CLANG pretends to be
LDFLAGS += -save-temps
endif
else
- CXXFLAGS += -flto=thin
+ CXXFLAGS += -flto
LDFLAGS += $(CXXFLAGS)
endif
# So, only enable it for a cross from Linux by default.
else ifeq ($(comp),mingw)
ifeq ($(KERNEL),Linux)
+ ifneq ($(arch),i386)
CXXFLAGS += -flto
LDFLAGS += $(CXXFLAGS) -flto=jobserver
endif
endif
+ endif
endif
endif
### Section 4. Public Targets
### ==========================================================================
+
help:
@echo ""
@echo "To compile stockfish, type: "
@echo ""
@echo "Supported archs:"
@echo ""
- @echo "x86-64-vnni > x86 64-bit with vnni support"
+ @echo "x86-64-vnni512 > x86 64-bit with vnni support 512bit wide"
+ @echo "x86-64-vnni256 > x86 64-bit with vnni support 256bit wide"
@echo "x86-64-avx512 > x86 64-bit with avx512 support"
@echo "x86-64-bmi2 > x86 64-bit with bmi2 support"
@echo "x86-64-avx2 > x86 64-bit with avx2 support"
@echo "make -j profile-build ARCH=x86-64-bmi2 COMP=gcc COMPCXX=g++-9.0"
@echo "make -j build ARCH=x86-64-ssse3 COMP=clang"
@echo ""
-ifneq ($(empty_arch), yes)
@echo "-------------------------------"
+ifeq ($(SUPPORTED_ARCH)$(help_skip_sanity), true)
@echo "The selected architecture $(ARCH) will enable the following configuration: "
@$(MAKE) ARCH=$(ARCH) COMP=$(COMP) config-sanity
+else
+ @echo "Specify a supported architecture with the ARCH option for more details"
+ @echo ""
endif
config-sanity icc-profile-use icc-profile-make gcc-profile-use gcc-profile-make \
clang-profile-use clang-profile-make
-build: config-sanity
+build: net config-sanity
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) all
profile-build: net config-sanity objclean profileclean
-cp $(EXE) $(BINDIR)
-strip $(BINDIR)/$(EXE)
-#clean all
+# clean all
clean: objclean profileclean
@rm -f .depend *~ core
+# evaluation network (nnue)
net:
- $(eval nnuenet := $(shell grep EvalFile ucioption.cpp | grep Option | sed 's/.*\(nn-[a-z0-9]\{12\}.nnue\).*/\1/'))
+ $(eval nnuenet := $(shell grep EvalFileDefaultName evaluate.h | grep define | 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 -skL"; elif hash wget 2>/dev/null; then echo "wget -qO-"; fi))
echo "shasum / sha256sum not found, skipping net validation"; \
fi
-
# clean binaries and objects
objclean:
@rm -f $(EXE) *.o ./syzygy/*.o ./nnue/*.o ./nnue/features/*.o
all: $(EXE) .depend
-config-sanity:
+config-sanity: net
@echo ""
@echo "Config:"
@echo "debug: '$(debug)'"
@echo "sse41: '$(sse41)'"
@echo "avx2: '$(avx2)'"
@echo "avx512: '$(avx512)'"
- @echo "vnni: '$(vnni)'"
+ @echo "vnni256: '$(vnni256)'"
+ @echo "vnni512: '$(vnni512)'"
@echo "neon: '$(neon)'"
@echo ""
@echo "Flags:"
@test "$(debug)" = "yes" || test "$(debug)" = "no"
@test "$(sanitize)" = "undefined" || test "$(sanitize)" = "thread" || test "$(sanitize)" = "address" || test "$(sanitize)" = "no"
@test "$(optimize)" = "yes" || test "$(optimize)" = "no"
+ @test "$(SUPPORTED_ARCH)" = "true"
@test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \
test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || \
- test "$(arch)" = "armv7" || test "$(arch)" = "armv8-a" || test "$(arch)" = "arm64"
+ test "$(arch)" = "armv7" || test "$(arch)" = "armv8" || test "$(arch)" = "arm64"
@test "$(bits)" = "32" || test "$(bits)" = "64"
@test "$(prefetch)" = "yes" || test "$(prefetch)" = "no"
@test "$(popcnt)" = "yes" || test "$(popcnt)" = "no"
@test "$(sse41)" = "yes" || test "$(sse41)" = "no"
@test "$(avx2)" = "yes" || test "$(avx2)" = "no"
@test "$(avx512)" = "yes" || test "$(avx512)" = "no"
- @test "$(vnni)" = "yes" || test "$(vnni)" = "no"
+ @test "$(vnni256)" = "yes" || test "$(vnni256)" = "no"
+ @test "$(vnni512)" = "yes" || test "$(vnni512)" = "no"
@test "$(neon)" = "yes" || test "$(neon)" = "no"
@test "$(comp)" = "gcc" || test "$(comp)" = "icc" || test "$(comp)" = "mingw" || test "$(comp)" = "clang" \
|| test "$(comp)" = "armv7a-linux-androideabi16-clang" || test "$(comp)" = "aarch64-linux-android21-clang"
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