# 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) 2015-2016 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
+# Copyright (C) 2015-2019 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
#
# Stockfish is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
### Section 1. General Configuration
### ==========================================================================
-### Establish the operating system name
-KERNEL = $(shell uname -s)
-ifeq ($(KERNEL),Linux)
- OS = $(shell uname -o)
-endif
-
### Executable name
+ifeq ($(COMP),mingw)
+EXE = stockfish.exe
+else
EXE = stockfish
+endif
### Installation dir definitions
PREFIX = /usr/local
### Built-in benchmark for pgo-builds
PGOBENCH = ./$(EXE) bench
-### Object files
-OBJS = benchmark.o bitbase.o bitboard.o endgame.o evaluate.o main.o \
- material.o misc.o movegen.o movepick.o pawns.o position.o psqt.o \
- search.o thread.o timeman.o tt.o uci.o ucioption.o syzygy/tbprobe.o
+### 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
+
+OBJS = $(notdir $(SRCS:.cpp=.o))
+
+VPATH = syzygy
+
+### Establish the operating system name
+KERNEL = $(shell uname -s)
+ifeq ($(KERNEL),Linux)
+ OS = $(shell uname -o)
+endif
### ==========================================================================
### Section 2. High-level Configuration
### ==========================================================================
#
-# flag --- Comp switch --- Description
+# flag --- Comp switch --- Description
# ----------------------------------------------------------------------------
#
# debug = yes/no --- -DNDEBUG --- Enable/Disable debug mode
optimize = yes
debug = no
sanitize = no
-bits = 32
+bits = 64
prefetch = no
popcnt = no
sse = no
pext = no
### 2.2 Architecture specific
-
ifeq ($(ARCH),general-32)
arch = any
+ bits = 32
endif
ifeq ($(ARCH),x86-32-old)
arch = i386
+ bits = 32
endif
ifeq ($(ARCH),x86-32)
arch = i386
+ bits = 32
prefetch = yes
sse = yes
endif
ifeq ($(ARCH),general-64)
arch = any
- bits = 64
endif
ifeq ($(ARCH),x86-64)
arch = x86_64
- bits = 64
prefetch = yes
sse = yes
endif
ifeq ($(ARCH),x86-64-modern)
arch = x86_64
- bits = 64
prefetch = yes
popcnt = yes
sse = yes
ifeq ($(ARCH),x86-64-bmi2)
arch = x86_64
- bits = 64
prefetch = yes
popcnt = yes
sse = yes
ifeq ($(ARCH),armv7)
arch = armv7
prefetch = yes
+ bits = 32
+endif
+
+ifeq ($(ARCH),armv8)
+ arch = armv8-a
+ bits = 64
+ prefetch = yes
endif
ifeq ($(ARCH),ppc-32)
arch = ppc
+ bits = 32
endif
ifeq ($(ARCH),ppc-64)
arch = ppc64
- bits = 64
+ popcnt = yes
+ prefetch = yes
endif
-
### ==========================================================================
-### Section 3. Low-level configuration
+### Section 3. Low-level Configuration
### ==========================================================================
### 3.1 Selecting compiler (default = gcc)
-
-CXXFLAGS += -Wall -Wcast-qual -std=c++11 $(EXTRACXXFLAGS)
+CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -std=c++11 $(EXTRACXXFLAGS)
DEPENDFLAGS += -std=c++11
LDFLAGS += $(EXTRALDFLAGS)
CXX=g++
CXXFLAGS += -pedantic -Wextra -Wshadow
- ifeq ($(ARCH),armv7)
+ ifeq ($(ARCH),$(filter $(ARCH),armv7 armv8))
ifeq ($(OS),Android)
CXXFLAGS += -m$(bits)
LDFLAGS += -m$(bits)
comp=clang
CXX=clang++
CXXFLAGS += -pedantic -Wextra -Wshadow
-ifneq ($(KERNEL),Darwin)
- LDFLAGS += -latomic
-endif
- ifeq ($(ARCH),armv7)
+ ifneq ($(KERNEL),Darwin)
+ ifneq ($(KERNEL),OpenBSD)
+ LDFLAGS += -latomic
+ endif
+ endif
+
+ ifeq ($(ARCH),$(filter $(ARCH),armv7 armv8))
ifeq ($(OS),Android)
CXXFLAGS += -m$(bits)
LDFLAGS += -m$(bits)
CXXFLAGS += -O3
ifeq ($(comp),gcc)
-
- ifeq ($(KERNEL),Darwin)
- ifeq ($(arch),i386)
- CXXFLAGS += -mdynamic-no-pic
- endif
- ifeq ($(arch),x86_64)
- CXXFLAGS += -mdynamic-no-pic
- endif
- endif
-
ifeq ($(OS), Android)
CXXFLAGS += -fno-gcse -mthumb -march=armv7-a -mfloat-abi=softfp
endif
endif
- ifeq ($(comp),icc)
+ ifeq ($(comp),$(filter $(comp),gcc clang icc))
ifeq ($(KERNEL),Darwin)
CXXFLAGS += -mdynamic-no-pic
endif
endif
-
- ifeq ($(comp),clang)
- ifeq ($(KERNEL),Darwin)
- CXXFLAGS += -flto
- LDFLAGS += $(CXXFLAGS)
- ifeq ($(arch),i386)
- CXXFLAGS += -mdynamic-no-pic
- endif
- ifeq ($(arch),x86_64)
- CXXFLAGS += -mdynamic-no-pic
- endif
- endif
- endif
endif
### 3.4 Bits
### 3.6 popcnt
ifeq ($(popcnt),yes)
- ifeq ($(comp),icc)
+ ifeq ($(arch),ppc64)
+ CXXFLAGS += -DUSE_POPCNT
+ else ifeq ($(comp),icc)
CXXFLAGS += -msse3 -DUSE_POPCNT
else
CXXFLAGS += -msse3 -mpopcnt -DUSE_POPCNT
ifeq ($(pext),yes)
CXXFLAGS += -DUSE_PEXT
ifeq ($(comp),$(filter $(comp),gcc clang mingw))
- CXXFLAGS += -mbmi2
+ CXXFLAGS += -msse4 -mbmi2
endif
endif
-### 3.8 Link Time Optimization, it works since gcc 4.5 but not on mingw under Windows.
+### 3.8 Link Time Optimization
### This is a mix of compile and link time options because the lto link phase
### needs access to the optimization flags.
-ifeq ($(comp),gcc)
- ifeq ($(optimize),yes)
- ifeq ($(debug),no)
+ifeq ($(optimize),yes)
+ifeq ($(debug), no)
+ ifeq ($(comp),$(filter $(comp),gcc clang mingw))
CXXFLAGS += -flto
LDFLAGS += $(CXXFLAGS)
endif
- endif
endif
-
-ifeq ($(comp),mingw)
- ifeq ($(KERNEL),Linux)
- ifeq ($(optimize),yes)
- ifeq ($(debug),no)
- CXXFLAGS += -flto
- LDFLAGS += $(CXXFLAGS)
- endif
- endif
- endif
endif
### 3.9 Android 5 can only run position independent executables. Note that this
LDFLAGS += -fPIE -pie
endif
-
### ==========================================================================
-### Section 4. Public targets
+### Section 4. Public Targets
### ==========================================================================
help:
@echo ""
@echo "Supported archs:"
@echo ""
- @echo "x86-64 > x86 64-bit"
- @echo "x86-64-modern > x86 64-bit with popcnt support"
- @echo "x86-64-bmi2 > x86 64-bit with pext support"
- @echo "x86-32 > x86 32-bit with SSE support"
+ @echo "x86-64-bmi2 > x86 64-bit with pext support (also enables SSE4)"
+ @echo "x86-64-modern > x86 64-bit with popcnt support (also enables SSE3)"
+ @echo "x86-64 > x86 64-bit generic"
+ @echo "x86-32 > x86 32-bit (also enables SSE)"
@echo "x86-32-old > x86 32-bit fall back for old hardware"
@echo "ppc-64 > PPC 64-bit"
@echo "ppc-32 > PPC 32-bit"
@echo "armv7 > ARMv7 32-bit"
+ @echo "armv8 > ARMv8 64-bit"
@echo "general-64 > unspecified 64-bit"
@echo "general-32 > unspecified 32-bit"
@echo ""
@echo "Advanced examples, for experienced users: "
@echo ""
@echo "make build ARCH=x86-64 COMP=clang"
- @echo "make profile-build ARCH=x86-64-modern COMP=gcc COMPCXX=g++-4.8"
+ @echo "make profile-build ARCH=x86-64-bmi2 COMP=gcc COMPCXX=g++-4.8"
@echo ""
-.PHONY: help build profile-build strip install clean objclean profileclean help \
+.PHONY: help build profile-build strip install clean objclean profileclean \
config-sanity icc-profile-use icc-profile-make gcc-profile-use gcc-profile-make \
clang-profile-use clang-profile-make
# clean binaries and objects
objclean:
- @rm -f $(EXE) $(EXE).exe *.o ./syzygy/*.o
+ @rm -f $(EXE) *.o ./syzygy/*.o
# clean auxiliary profiling files
profileclean:
@rm -rf profdir
- @rm -f bench.txt *.gcda ./syzygy/*.gcda *.gcno ./syzygy/*.gcno
+ @rm -f bench.txt *.gcda *.gcno
@rm -f stockfish.profdata *.profraw
default:
help
### ==========================================================================
-### Section 5. Private targets
+### Section 5. Private Targets
### ==========================================================================
all: $(EXE) .depend
@echo "Testing config sanity. If this fails, try 'make help' ..."
@echo ""
@test "$(debug)" = "yes" || test "$(debug)" = "no"
- @test "$(sanitize)" = "undefined" || test "$(sanitize)" = "thread" || test "$(sanitize)" = "no"
+ @test "$(sanitize)" = "undefined" || test "$(sanitize)" = "thread" || test "$(sanitize)" = "address" || test "$(sanitize)" = "no"
@test "$(optimize)" = "yes" || test "$(optimize)" = "no"
@test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \
- test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || test "$(arch)" = "armv7"
+ test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || \
+ test "$(arch)" = "armv7" || test "$(arch)" = "armv8-a"
@test "$(bits)" = "32" || test "$(bits)" = "64"
@test "$(prefetch)" = "yes" || test "$(prefetch)" = "no"
@test "$(popcnt)" = "yes" || test "$(popcnt)" = "no"
all
.depend:
- -@$(CXX) $(DEPENDFLAGS) -MM $(OBJS:.o=.cpp) > $@ 2> /dev/null
+ -@$(CXX) $(DEPENDFLAGS) -MM $(SRCS) > $@ 2> /dev/null
-include .depend
-
projects / stockfish / blobdiff