# 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
BINDIR = $(PREFIX)/bin
### Built-in benchmark for pgo-builds
-PGOBENCH = ./$(EXE) bench
+ifeq ($(SDE_PATH),)
+ PGOBENCH = ./$(EXE) bench
+else
+ PGOBENCH = $(SDE_PATH) -- ./$(EXE) bench
+endif
### Source and object files
SRCS = benchmark.cpp bitbase.cpp bitboard.cpp endgame.cpp evaluate.cpp main.cpp \
material.cpp misc.cpp movegen.cpp movepick.cpp pawns.cpp position.cpp psqt.cpp \
search.cpp thread.cpp timeman.cpp tt.cpp uci.cpp ucioption.cpp tune.cpp syzygy/tbprobe.cpp \
- nnue/evaluate_nnue.cpp nnue/features/half_kp.cpp
+ nnue/evaluate_nnue.cpp nnue/features/half_ka_v2_hm.cpp
OBJS = $(notdir $(SRCS:.cpp=.o))
# ----------------------------------------------------------------------------
#
# debug = yes/no --- -DNDEBUG --- Enable/Disable debug mode
-# sanitize = undefined/thread/no (-fsanitize )
+# sanitize = none/<sanitizer> ... (-fsanitize )
# --- ( undefined ) --- enable undefined behavior checks
-# --- ( thread ) --- enable threading error checks
+# --- ( thread ) --- enable threading error checks
+# --- ( address ) --- enable memory access checks
+# --- ...etc... --- see compiler documentation for supported sanitizers
# optimize = yes/no --- (-O3/-fast etc.) --- Enable/Disable optimizations
# arch = (name) --- (-arch) --- Target architecture
# bits = 64/32 --- -DIS_64BIT --- 64-/32-bit operating system
# Note that Makefile is space sensitive, so when adding new architectures
# or modifying existing flags, you have to make sure there are no extra spaces
# at the end of the line for flag values.
+#
+# Example of use for these flags:
+# make build ARCH=x86-64-avx512 debug=yes sanitize="address undefined"
+
### 2.1. General and architecture defaults
+ifeq ($(ARCH),)
+ 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 $(ARCH),x86-64-vnni512 x86-64-vnni256 x86-64-avx512 x86-64-bmi2 x86-64-avx2 \
- x86-64-sse41-popcnt x86-64-modern x86-64-ssse3 x86-64-sse3-popcnt \
- x86-64 x86-32-sse41-popcnt x86-32-sse2 x86-32 ppc-64 ppc-32 \
- armv7 armv7-neon armv8 apple-silicon general-64 general-32))
+ifeq ($(ARCH), $(filter $(ARCH), \
+ x86-64-vnni512 x86-64-vnni256 x86-64-avx512 x86-64-bmi2 x86-64-avx2 \
+ x86-64-sse41-popcnt x86-64-modern x86-64-ssse3 x86-64-sse3-popcnt \
+ x86-64 x86-32-sse41-popcnt x86-32-sse2 x86-32 ppc-64 ppc-32 e2k \
+ armv7 armv7-neon armv8 apple-silicon general-64 general-32))
SUPPORTED_ARCH=true
else
SUPPORTED_ARCH=false
optimize = yes
debug = no
-sanitize = no
+sanitize = none
bits = 64
prefetch = no
popcnt = no
vnni256 = no
vnni512 = no
neon = no
-ARCH = x86-64-modern
STRIP = strip
### 2.2 Architecture specific
prefetch = yes
endif
+ifeq ($(findstring e2k,$(ARCH)),e2k)
+ arch = e2k
+ mmx = yes
+ bits = 64
+ sse = yes
+ sse2 = yes
+ ssse3 = yes
+ sse41 = yes
+ popcnt = yes
+endif
+
endif
### ==========================================================================
CXX=g++
endif
- CXXFLAGS += -Wextra -Wshadow
+ CXXFLAGS += -pedantic -Wextra -Wshadow
LDFLAGS += -static
endif
ifneq ($(KERNEL),Darwin)
ifneq ($(KERNEL),OpenBSD)
+ ifneq ($(KERNEL),FreeBSD)
+ ifneq ($(RTLIB),compiler-rt)
LDFLAGS += -latomic
endif
endif
+ endif
+ endif
ifeq ($(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 $(arch) -mmacosx-version-min=10.14
+ CXXFLAGS += -mmacosx-version-min=10.14
+ LDFLAGS += -mmacosx-version-min=10.14
+ ifneq ($(arch),any)
+ CXXFLAGS += -arch $(arch)
+ LDFLAGS += -arch $(arch)
+ endif
XCRUN = xcrun
endif
# Currently we don't know how to make PGO builds with the NDK yet.
ifeq ($(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)
- comp=aarch64-linux-android21-clang
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=$(COMPILER)
endif
### 3.2.2 Debugging with undefined behavior sanitizers
-ifneq ($(sanitize),no)
- CXXFLAGS += -g3 -fsanitize=$(sanitize)
- LDFLAGS += -fsanitize=$(sanitize)
+ifneq ($(sanitize),none)
+ CXXFLAGS += -g3 $(addprefix -fsanitize=,$(sanitize))
+ LDFLAGS += $(addprefix -fsanitize=,$(sanitize))
endif
### 3.3 Optimization
CXXFLAGS += -mdynamic-no-pic
endif
endif
+
+ ifeq ($(comp),clang)
+ CXXFLAGS += -fexperimental-new-pass-manager
+ endif
endif
### 3.4 Bits
CXXFLAGS += -DIS_64BIT
endif
-### 3.5 prefetch
+### 3.5 prefetch and popcount
ifeq ($(prefetch),yes)
ifeq ($(sse),yes)
CXXFLAGS += -msse
CXXFLAGS += -DNO_PREFETCH
endif
-### 3.6 popcnt
ifeq ($(popcnt),yes)
ifeq ($(arch),$(filter $(arch),ppc64 armv7 armv8 arm64))
CXXFLAGS += -DUSE_POPCNT
endif
endif
-
+### 3.6 SIMD architectures
ifeq ($(avx2),yes)
CXXFLAGS += -DUSE_AVX2
ifeq ($(comp),$(filter $(comp),gcc clang mingw))
### needs access to the optimization flags.
ifeq ($(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 += $(CXXFLAGS)
endif
@echo "armv7 > ARMv7 32-bit"
@echo "armv7-neon > ARMv7 32-bit with popcnt and neon"
@echo "armv8 > ARMv8 64-bit with popcnt and neon"
+ @echo "e2k > Elbrus 2000"
@echo "apple-silicon > Apple silicon ARM64"
@echo "general-64 > unspecified 64-bit"
@echo "general-32 > unspecified 32-bit"
@echo "make -j build ARCH=x86-64-ssse3 COMP=clang"
@echo ""
@echo "-------------------------------"
-ifeq ($(SUPPORTED_ARCH), true)
+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 net
+build: net config-sanity
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) all
profile-build: net config-sanity objclean profileclean
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_make)
@echo ""
@echo "Step 2/4. Running benchmark for pgo-build ..."
- $(PGOBENCH) > /dev/null
+ $(PGOBENCH) 2>&1 | tail -n 4
@echo ""
@echo "Step 3/4. Building optimized executable ..."
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) objclean
@rm -rf profdir
@rm -f bench.txt *.gcda *.gcno ./syzygy/*.gcda ./nnue/*.gcda ./nnue/features/*.gcda *.s
@rm -f stockfish.profdata *.profraw
+ @rm -f stockfish.exe.lto_wrapper_args
+ @rm -f stockfish.exe.ltrans.out
+ @rm -f ./-lstdc++.res
default:
help
all: $(EXE) .depend
-config-sanity:
+config-sanity: net
@echo ""
@echo "Config:"
@echo "debug: '$(debug)'"
@echo "Testing config sanity. If this fails, try 'make help' ..."
@echo ""
@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 "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || test "$(arch)" = "e2k" || \
test "$(arch)" = "armv7" || test "$(arch)" = "armv8" || test "$(arch)" = "arm64"
@test "$(bits)" = "32" || test "$(bits)" = "64"
@test "$(prefetch)" = "yes" || test "$(prefetch)" = "no"
all
gcc-profile-make:
+ @mkdir -p profdir
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
- EXTRACXXFLAGS='-fprofile-generate' \
+ EXTRACXXFLAGS='-fprofile-generate=profdir' \
EXTRALDFLAGS='-lgcov' \
all
gcc-profile-use:
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
- EXTRACXXFLAGS='-fprofile-use -fno-peel-loops -fno-tracer' \
+ EXTRACXXFLAGS='-fprofile-use=profdir -fno-peel-loops -fno-tracer' \
EXTRALDFLAGS='-lgcov' \
all
EXTRACXXFLAGS='-prof_use -prof_dir ./profdir' \
all
-.depend:
+.depend: $(SRCS)
-@$(CXX) $(DEPENDFLAGS) -MM $(SRCS) > $@ 2> /dev/null
-include .depend
projects / stockfish / blobdiff