# 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
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)
- 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=$(COMPILER)
CXXFLAGS += -mdynamic-no-pic
endif
endif
+
+ ifeq ($(comp),clang)
+ CXXFLAGS += -fexperimental-new-pass-manager
+ endif
endif
### 3.4 Bits
### 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)),)
LDFLAGS += -save-temps
endif
else
- CXXFLAGS += -flto=thin
+ CXXFLAGS += -flto
LDFLAGS += $(CXXFLAGS)
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
all: $(EXE) .depend
-config-sanity:
+config-sanity: net
@echo ""
@echo "Config:"
@echo "debug: '$(debug)'"