# 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
#
# Stockfish is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
ifeq ($(COMP),mingw)
comp=mingw
- CXX=g++
+
+ ifeq ($(UNAME),Linux)
+ ifeq ($(bits),64)
+ ifeq ($(shell which x86_64-w64-mingw32-c++-posix),)
+ CXX=x86_64-w64-mingw32-c++
+ else
+ CXX=x86_64-w64-mingw32-c++-posix
+ endif
+ else
+ ifeq ($(shell which i686-w64-mingw32-c++-posix),)
+ CXX=i686-w64-mingw32-c++
+ else
+ CXX=i686-w64-mingw32-c++-posix
+ endif
+ endif
+ else
+ CXX=g++
+ endif
+
CXXFLAGS += -Wextra -Wshadow
LDFLAGS += -static
endif
CXX=clang++
CXXFLAGS += -pedantic -Wextra -Wshadow
ifeq ($(UNAME),Darwin)
- CXXFLAGS += -std=c++0x -stdlib=libc++
- DEPENDFLAGS += -std=c++0x -stdlib=libc++
+ CXXFLAGS += -stdlib=libc++
+ DEPENDFLAGS += -stdlib=libc++
endif
endif
LDFLAGS += -arch $(arch) -mmacosx-version-min=10.9
endif
+### Travis CI script uses COMPILER to overwrite CXX
+ifdef COMPILER
+ COMPCXX=$(COMPILER)
+endif
+
+### Allow overwriting CXX from command line
+ifdef COMPCXX
+ CXX=$(COMPCXX)
+endif
+
### On mingw use Windows threads, otherwise POSIX
ifneq ($(comp),mingw)
# On Android Bionic's C library comes with its own pthread implementation bundled in
endif
endif
-### 3.11 Link Time Optimization, it works since gcc 4.5 but not on mingw.
+### 3.11 Link Time Optimization, it works since gcc 4.5 but not on mingw under Windows.
### This is a mix of compile and link time options because the lto link phase
### needs access to the optimization flags.
ifeq ($(comp),gcc)
endif
endif
+ifeq ($(comp),mingw)
+ ifeq ($(UNAME),Linux)
+ ifeq ($(optimize),yes)
+ ifeq ($(debug),no)
+ CXXFLAGS += -flto
+ LDFLAGS += $(CXXFLAGS)
+ endif
+ endif
+ endif
+endif
+
### 3.12 Android 5 can only run position independent executables. Note that this
### breaks Android 4.0 and earlier.
ifeq ($(arch),armv7)
@echo ""
@echo "To compile stockfish, type: "
@echo ""
- @echo "make target ARCH=arch [COMP=comp]"
+ @echo "make target ARCH=arch [COMP=compiler] [COMPCXX=cxx]"
@echo ""
@echo "Supported targets:"
@echo ""
@echo "clang > LLVM Clang compiler"
@echo "icc > Intel compiler"
@echo ""
- @echo "Examples. If you don't know what to do, you likely want to run: "
+ @echo "Simple examples. If you don't know what to do, you likely want to run: "
@echo ""
@echo "make build ARCH=x86-64 (This is for 64-bit systems)"
@echo "make build ARCH=x86-32 (This is for 32-bit systems)"
@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 ""
+
.PHONY: build profile-build
build:
$(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_make)
@echo ""
@echo "Step 2/4. Running benchmark for pgo-build ..."
- @$(PGOBENCH) > /dev/null
+ $(PGOBENCH) > /dev/null
@echo ""
@echo "Step 3/4. Building final executable ..."
@touch *.cpp *.h syzygy/*.cpp syzygy/*.h