# Stockfish, a UCI chess playing engine derived from Glaurung 2.1
-# Copyright (C) 2004-2023 The Stockfish developers (see AUTHORS file)
+# Copyright (C) 2004-2024 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
### ==========================================================================
### Establish the operating system name
-KERNEL = $(shell uname -s)
+KERNEL := $(shell uname -s)
ifeq ($(KERNEL),Linux)
- OS = $(shell uname -o)
+ OS := $(shell uname -o)
endif
### Target Windows OS
else ifeq ($(COMP),mingw)
target_windows = yes
ifeq ($(WINE_PATH),)
- WINE_PATH = $(shell which wine)
+ WINE_PATH := $(shell which wine)
endif
endif
BINDIR = $(PREFIX)/bin
### Built-in benchmark for pgo-builds
-ifeq ($(SDE_PATH),)
- PGOBENCH = $(WINE_PATH) ./$(EXE) bench
-else
- PGOBENCH = $(SDE_PATH) -- $(WINE_PATH) ./$(EXE) bench
-endif
+PGOBENCH = $(WINE_PATH) ./$(EXE) bench
### 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 \
+SRCS = benchmark.cpp bitboard.cpp evaluate.cpp main.cpp \
+ misc.cpp movegen.cpp movepick.cpp position.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_ka_v2_hm.cpp \
- hashprobe.grpc.pb.cc hashprobe.pb.cc
+ nnue/nnue_misc.cpp nnue/features/half_ka_v2_hm.cpp nnue/network.cpp engine.cpp score.cpp memory.cpp
+
+SRCS += hashprobe.grpc.pb.cc hashprobe.pb.cc hash_probe_impl.cpp
CLISRCS = client.cpp hashprobe.grpc.pb.cc hashprobe.pb.cc uci.cpp
+HEADERS = benchmark.h bitboard.h evaluate.h misc.h movegen.h movepick.h \
+ nnue/nnue_misc.h nnue/features/half_ka_v2_hm.h nnue/layers/affine_transform.h \
+ nnue/layers/affine_transform_sparse_input.h nnue/layers/clipped_relu.h nnue/layers/simd.h \
+ nnue/layers/sqr_clipped_relu.h nnue/nnue_accumulator.h nnue/nnue_architecture.h \
+ nnue/nnue_common.h nnue/nnue_feature_transformer.h position.h \
+ search.h syzygy/tbprobe.h thread.h thread_win32_osx.h timeman.h \
+ tt.h tune.h types.h uci.h ucioption.h perft.h nnue/network.h engine.h score.h numa.h memory.h
+
OBJS = $(notdir $(SRCS:.cpp=.o))
CLIOBJS = $(notdir $(CLISRCS:.cpp=.o))
### 2.1. General and architecture defaults
ifeq ($(ARCH),)
- ARCH = x86-64-modern
- help_skip_sanity = yes
+ ARCH = native
endif
+
+ifeq ($(ARCH), native)
+ override ARCH := $(shell $(SHELL) ../scripts/get_native_properties.sh | cut -d " " -f 1)
+endif
+
# explicitly check for the list of supported architectures (as listed with make help),
# the user can override with `make ARCH=x86-32-vnni256 SUPPORTED_ARCH=true`
ifeq ($(ARCH), $(filter $(ARCH), \
x86-64-vnni512 x86-64-vnni256 x86-64-avx512 x86-64-avxvnni x86-64-bmi2 \
x86-64-avx2 x86-64-sse41-popcnt x86-64-modern x86-64-ssse3 x86-64-sse3-popcnt \
x86-64 x86-32-sse41-popcnt x86-32-sse2 x86-32 ppc-64 ppc-32 e2k \
- armv7 armv7-neon armv8 armv8-dotprod apple-silicon general-64 general-32 riscv64))
+ armv7 armv7-neon armv8 armv8-dotprod apple-silicon general-64 general-32 riscv64 loongarch64))
SUPPORTED_ARCH=true
else
SUPPORTED_ARCH=false
arm_version = 0
STRIP = strip
+ifneq ($(shell which clang-format-18 2> /dev/null),)
+ CLANG-FORMAT = clang-format-18
+else
+ CLANG-FORMAT = clang-format
+endif
+
### 2.2 Architecture specific
ifeq ($(findstring x86,$(ARCH)),x86)
endif
ifeq ($(findstring -modern,$(ARCH)),-modern)
+ $(warning *** ARCH=$(ARCH) is deprecated, defaulting to ARCH=x86-64-sse41-popcnt. Execute `make help` for a list of available architectures. ***)
+ $(shell sleep 5)
popcnt = yes
sse = yes
sse2 = yes
ifeq ($(ARCH),riscv64)
arch = riscv64
endif
+
+ifeq ($(ARCH),loongarch64)
+ arch = loongarch64
+endif
endif
ifeq ($(ARCH),riscv64)
CXXFLAGS += -latomic
endif
+ else ifeq ($(ARCH),loongarch64)
+ CXXFLAGS += -latomic
else
CXXFLAGS += -m$(bits)
LDFLAGS += -m$(bits)
ifeq ($(ARCH),riscv64)
CXXFLAGS += -latomic
endif
+ else ifeq ($(ARCH),loongarch64)
+ CXXFLAGS += -latomic
else
CXXFLAGS += -m$(bits)
LDFLAGS += -m$(bits)
endif
ifeq ($(KERNEL),Darwin)
- CXXFLAGS += -mmacosx-version-min=10.14
- LDFLAGS += -mmacosx-version-min=10.14
+ CXXFLAGS += -mmacosx-version-min=10.15
+ LDFLAGS += -mmacosx-version-min=10.15
ifneq ($(arch),any)
CXXFLAGS += -arch $(arch)
LDFLAGS += -arch $(arch)
STRIP=llvm-strip
endif
endif
+ ifeq ($(arch),x86_64)
+ CXX=x86_64-linux-android21-clang++
+ ifneq ($(shell which x86_64-linux-android-strip 2>/dev/null),)
+ STRIP=x86_64-linux-android-strip
+ else
+ STRIP=llvm-strip
+ endif
+ endif
LDFLAGS += -static-libstdc++ -pie -lm -latomic
endif
endif
endif
-### Travis CI script uses COMPILER to overwrite CXX
-ifdef COMPILER
- COMPCXX=$(COMPILER)
-endif
-
### Allow overwriting CXX from command line
ifdef COMPCXX
CXX=$(COMPCXX)
### Sometimes gcc is really clang
ifeq ($(COMP),gcc)
- gccversion = $(shell $(CXX) --version 2>/dev/null)
- gccisclang = $(findstring clang,$(gccversion))
+ gccversion := $(shell $(CXX) --version 2>/dev/null)
+ gccisclang := $(findstring clang,$(gccversion))
ifneq ($(gccisclang),)
profile_make = clang-profile-make
profile_use = clang-profile-use
### 3.3 Optimization
ifeq ($(optimize),yes)
- CXXFLAGS += -O3 -g
+ CXXFLAGS += -O3 -g -funroll-loops
ifeq ($(comp),gcc)
ifeq ($(OS), Android)
endif
ifeq ($(comp),clang)
- clangmajorversion = $(shell $(CXX) -dumpversion 2>/dev/null | cut -f1 -d.)
+ clangmajorversion := $(shell $(CXX) -dumpversion 2>/dev/null | cut -f1 -d.)
ifeq ($(shell expr $(clangmajorversion) \< 16),1)
CXXFLAGS += -fexperimental-new-pass-manager
endif
endif
ifeq ($(mmx),yes)
- CXXFLAGS += -DUSE_MMX
ifeq ($(comp),$(filter $(comp),gcc clang mingw icx))
CXXFLAGS += -mmmx
endif
endif
endif
-### 3.7.1 Try to include git commit sha for versioning
-GIT_SHA = $(shell git rev-parse --short HEAD 2>/dev/null)
+### 3.8.1 Try to include git commit sha for versioning
+GIT_SHA := $(shell git rev-parse HEAD 2>/dev/null | cut -c 1-8)
ifneq ($(GIT_SHA), )
CXXFLAGS += -DGIT_SHA=$(GIT_SHA)
endif
-### 3.7.2 Try to include git commit date for versioning
-GIT_DATE = $(shell git show -s --date=format:'%Y%m%d' --format=%cd HEAD 2>/dev/null)
+### 3.8.2 Try to include git commit date for versioning
+GIT_DATE := $(shell git show -s --date=format:'%Y%m%d' --format=%cd `git merge-base HEAD upstream/master` 2>/dev/null)
ifneq ($(GIT_DATE), )
CXXFLAGS += -DGIT_DATE=$(GIT_DATE)
endif
-### 3.8 Link Time Optimization
+### 3.8.3 Try to include architecture
+ifneq ($(ARCH), )
+ CXXFLAGS += -DARCH=$(ARCH)
+endif
+
+### 3.9 Link Time Optimization
### This is a mix of compile and link time options because the lto link phase
### needs access to the optimization flags.
ifeq ($(optimize),yes)
endif
endif
-### 3.9 Android 5 can only run position independent executables. Note that this
+### 3.10 Android 5 can only run position independent executables. Note that this
### breaks Android 4.0 and earlier.
ifeq ($(OS), Android)
CXXFLAGS += -fPIE
### Section 4. Public Targets
### ==========================================================================
-
help:
@echo ""
@echo "To compile stockfish, type: "
@echo ""
- @echo "make target ARCH=arch [COMP=compiler] [COMPCXX=cxx]"
+ @echo "make -j target [ARCH=arch] [COMP=compiler] [COMPCXX=cxx]"
@echo ""
@echo "Supported targets:"
@echo ""
@echo "help > Display architecture details"
@echo "profile-build > standard build with profile-guided optimization"
@echo "build > skip profile-guided optimization"
- @echo "net > Download the default nnue net"
+ @echo "net > Download the default nnue nets"
@echo "strip > Strip executable"
@echo "install > Install executable"
@echo "clean > Clean up"
@echo ""
@echo "Supported archs:"
@echo ""
+ @echo "native > select the best architecture for the host processor (default)"
@echo "x86-64-vnni512 > x86 64-bit with vnni 512bit support"
@echo "x86-64-vnni256 > x86 64-bit with vnni 512bit support, limit operands to 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 "x86-64-sse41-popcnt > x86 64-bit with sse41 and popcnt support"
- @echo "x86-64-modern > common modern CPU, currently x86-64-sse41-popcnt"
+ @echo "x86-64-modern > deprecated, 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-sse3-popcnt > x86 64-bit with sse3 compile and popcnt support"
@echo "x86-64 > x86 64-bit generic (with sse2 support)"
@echo "x86-32-sse41-popcnt > x86 32-bit with sse41 and popcnt support"
@echo "x86-32-sse2 > x86 32-bit with sse2 support"
- @echo "x86-32 > x86 32-bit generic (with mmx and sse support)"
+ @echo "x86-32 > x86 32-bit generic (with mmx compile support)"
@echo "ppc-64 > PPC 64-bit"
@echo "ppc-32 > PPC 32-bit"
@echo "armv7 > ARMv7 32-bit"
@echo "general-64 > unspecified 64-bit"
@echo "general-32 > unspecified 32-bit"
@echo "riscv64 > RISC-V 64-bit"
+ @echo "loongarch64 > LoongArch 64-bit"
@echo ""
@echo "Supported compilers:"
@echo ""
- @echo "gcc > Gnu compiler (default)"
- @echo "mingw > Gnu compiler with MinGW under Windows"
+ @echo "gcc > GNU compiler (default)"
+ @echo "mingw > GNU compiler with MinGW under Windows"
@echo "clang > LLVM Clang compiler"
@echo "icx > Intel oneAPI DPC++/C++ Compiler"
@echo "ndk > Google NDK to cross-compile for Android"
@echo "Simple examples. If you don't know what to do, you likely want to run one of: "
@echo ""
@echo "make -j profile-build ARCH=x86-64-avx2 # typically a fast compile for common systems "
- @echo "make -j profile-build ARCH=x86-64-modern # A more portable compile for 64-bit systems "
+ @echo "make -j profile-build ARCH=x86-64-sse41-popcnt # A more portable compile for 64-bit systems "
@echo "make -j profile-build ARCH=x86-64 # A portable compile for 64-bit systems "
@echo ""
@echo "Advanced examples, for experienced users: "
@echo ""
- @echo "make -j profile-build ARCH=x86-64-bmi2"
- @echo "make -j profile-build ARCH=x86-64-bmi2 COMP=gcc COMPCXX=g++-9.0"
+ @echo "make -j profile-build ARCH=x86-64-avxvnni"
+ @echo "make -j profile-build ARCH=x86-64-avxvnni COMP=gcc COMPCXX=g++-12.0"
@echo "make -j build ARCH=x86-64-ssse3 COMP=clang"
@echo ""
- @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
+ifneq ($(SUPPORTED_ARCH), true)
@echo "Specify a supported architecture with the ARCH option for more details"
@echo ""
endif
-.PHONY: help build profile-build strip install clean net objclean profileclean \
- config-sanity \
+.PHONY: help analyze build profile-build strip install clean net \
+ objclean profileclean config-sanity \
icx-profile-use icx-profile-make \
gcc-profile-use gcc-profile-make \
- clang-profile-use clang-profile-make FORCE
+ clang-profile-use clang-profile-make FORCE \
+ format analyze
+
+analyze: net config-sanity objclean
+ $(MAKE) -k ARCH=$(ARCH) COMP=$(COMP) $(OBJS)
build: net config-sanity
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) all
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_make)
@echo ""
@echo "Step 2/4. Running benchmark for pgo-build ..."
- $(PGOBENCH) 2>&1 | tail -n 4
+ $(PGOBENCH) > PGOBENCH.out 2>&1
+ tail -n 4 PGOBENCH.out
@echo ""
@echo "Step 3/4. Building optimized executable ..."
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) objclean
clean: objclean profileclean
@rm -f .depend *~ core
-# evaluation network (nnue)
-net:
- $(eval nnuenet := $(shell grep EvalFileDefaultName evaluate.h | grep define | sed 's/.*\(nn-[a-z0-9]\{12\}.nnue\).*/\1/'))
- @echo "Default net: $(nnuenet)"
- $(eval nnuedownloadurl1 := https://tests.stockfishchess.org/api/nn/$(nnuenet))
- $(eval nnuedownloadurl2 := https://github.com/official-stockfish/networks/raw/master/$(nnuenet))
- $(eval curl_or_wget := $(shell if hash curl 2>/dev/null; then echo "curl -skL"; elif hash wget 2>/dev/null; then echo "wget -qO-"; fi))
- @if [ "x$(curl_or_wget)" = "x" ]; then \
- echo "Neither curl nor wget is installed. Install one of these tools unless the net has been downloaded manually"; \
- fi
- $(eval shasum_command := $(shell if hash shasum 2>/dev/null; then echo "shasum -a 256 "; elif hash sha256sum 2>/dev/null; then echo "sha256sum "; fi))
- @if [ "x$(shasum_command)" = "x" ]; then \
- echo "shasum / sha256sum not found, skipping net validation"; \
- fi
- @for nnuedownloadurl in "$(nnuedownloadurl1)" "$(nnuedownloadurl2)"; do \
- if test -f "$(nnuenet)"; then \
- echo "$(nnuenet) available."; \
- else \
- if [ "x$(curl_or_wget)" != "x" ]; then \
- echo "Downloading $${nnuedownloadurl}"; $(curl_or_wget) $${nnuedownloadurl} > $(nnuenet);\
- else \
- echo "No net found and download not possible"; exit 1;\
- fi; \
- fi; \
- if [ "x$(shasum_command)" != "x" ]; then \
- if [ "$(nnuenet)" != "nn-"`$(shasum_command) $(nnuenet) | cut -c1-12`".nnue" ]; then \
- echo "Removing failed download"; rm -f $(nnuenet); \
- else \
- echo "Network validated"; break; \
- fi; \
- fi; \
- done
- @if ! test -f "$(nnuenet)"; then \
- echo "Failed to download $(nnuenet)."; \
- fi
-
# clean binaries and objects
objclean:
@rm -f stockfish stockfish.exe *.o ./syzygy/*.o ./nnue/*.o ./nnue/features/*.o
# clean auxiliary profiling files
profileclean:
@rm -rf profdir
- @rm -f bench.txt *.gcda *.gcno ./syzygy/*.gcda ./nnue/*.gcda ./nnue/features/*.gcda *.s
+ @rm -f bench.txt *.gcda *.gcno ./syzygy/*.gcda ./nnue/*.gcda ./nnue/features/*.gcda *.s PGOBENCH.out
@rm -f stockfish.profdata *.profraw
@rm -f stockfish.*args*
@rm -f stockfish.*lt*
@rm -f stockfish.res
@rm -f ./-lstdc++.res
+# evaluation network (nnue)
+net:
+ @$(SHELL) ../scripts/net.sh
+
+format:
+ $(CLANG-FORMAT) -i $(SRCS) $(HEADERS) -style=file
+
+# default target
default:
help
### Section 5. Private Targets
### ==========================================================================
-all: $(EXE) client .depend
+# all: $(EXE) client .depend
+all: $(EXE) .depend
config-sanity: net
@echo ""
@test "$(SUPPORTED_ARCH)" = "true"
@test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \
test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || test "$(arch)" = "e2k" || \
- test "$(arch)" = "armv7" || test "$(arch)" = "armv8" || test "$(arch)" = "arm64" || test "$(arch)" = "riscv64"
+ test "$(arch)" = "armv7" || test "$(arch)" = "armv8" || test "$(arch)" = "arm64" || test "$(arch)" = "riscv64" || test "$(arch)" = "loongarch64"
@test "$(bits)" = "32" || test "$(bits)" = "64"
@test "$(prefetch)" = "yes" || test "$(prefetch)" = "no"
@test "$(popcnt)" = "yes" || test "$(popcnt)" = "no"
clang-profile-make:
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
- EXTRACXXFLAGS='-fprofile-instr-generate ' \
- EXTRALDFLAGS=' -fprofile-instr-generate' \
+ EXTRACXXFLAGS='-fprofile-generate ' \
+ EXTRALDFLAGS=' -fprofile-generate' \
all
clang-profile-use:
$(XCRUN) llvm-profdata merge -output=stockfish.profdata *.profraw
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
- EXTRACXXFLAGS='-fprofile-instr-use=stockfish.profdata' \
+ EXTRACXXFLAGS='-fprofile-use=stockfish.profdata' \
EXTRALDFLAGS='-fprofile-use ' \
all
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