# Stockfish, a UCI chess playing engine derived from Glaurung 2.1
# Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-# Copyright (C) 2008-2013 Marco Costalba, Joona Kiiski, Tord Romstad
+# Copyright (C) 2008-2014 Marco Costalba, Joona Kiiski, 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
# or modifying existing flags, you have to make sure there are no extra spaces
# at the end of the line for flag values.
-### 2.1. General
+### 2.1. General and architecture defaults
debug = no
optimize = yes
+os = any
+bits = 32
+prefetch = no
+bsfq = no
+popcnt = no
+sse = no
+
### 2.2 Architecture specific
-# General-section
-ifeq ($(ARCH),general-64)
+ifeq ($(ARCH),general-32)
arch = any
- os = any
- bits = 64
- prefetch = no
- bsfq = no
- popcnt = no
- sse = no
endif
-ifeq ($(ARCH),general-32)
+ifeq ($(ARCH),x86-32-old)
+ arch = i386
+endif
+
+ifeq ($(ARCH),x86-32)
+ arch = i386
+ prefetch = yes
+ sse = yes
+endif
+
+ifeq ($(ARCH),general-64)
arch = any
- os = any
- bits = 32
- prefetch = no
- bsfq = no
- popcnt = no
- sse = no
+ bits = 64
endif
-# x86-section
ifeq ($(ARCH),x86-64)
arch = x86_64
- os = any
bits = 64
prefetch = yes
bsfq = yes
- popcnt = no
sse = yes
endif
ifeq ($(ARCH),x86-64-modern)
arch = x86_64
- os = any
bits = 64
prefetch = yes
bsfq = yes
sse = yes
endif
-ifeq ($(ARCH),x86-32)
- arch = i386
- os = any
- bits = 32
- prefetch = yes
- bsfq = no
- popcnt = no
- sse = yes
-endif
-
-ifeq ($(ARCH),x86-32-old)
- arch = i386
- os = any
- bits = 32
- prefetch = no
- bsfq = no
- popcnt = no
- sse = no
-endif
-
-#arm section
ifeq ($(ARCH),armv7)
arch = armv7
- os = any
- bits = 32
prefetch = yes
bsfq = yes
- popcnt = no
- sse = no
endif
-# osx-section
+ifeq ($(ARCH),osx-ppc-32)
+ arch = ppc
+ os = osx
+endif
+
ifeq ($(ARCH),osx-ppc-64)
arch = ppc64
os = osx
bits = 64
- prefetch = no
- bsfq = no
- popcnt = no
- sse = no
endif
-ifeq ($(ARCH),osx-ppc-32)
- arch = ppc
- os = osx
- bits = 32
- prefetch = no
- bsfq = no
- popcnt = no
- sse = no
+ifeq ($(ARCH),linux-ppc-64)
+ arch = ppc64
+ bits = 64
endif
ifeq ($(ARCH),osx-x86-64)
bits = 64
prefetch = yes
bsfq = yes
- popcnt = no
+ sse = yes
+endif
+
+ifeq ($(ARCH),osx-x86-64-modern)
+ arch = x86_64
+ os = osx
+ bits = 64
+ prefetch = yes
+ bsfq = yes
+ popcnt = yes
sse = yes
endif
ifeq ($(ARCH),osx-x86-32)
arch = i386
os = osx
- bits = 32
prefetch = yes
bsfq = no
popcnt = no
### ==========================================================================
### 3.1 Selecting compiler (default = gcc)
+
+CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -fno-rtti $(EXTRACXXFLAGS)
+LDFLAGS += $(EXTRALDFLAGS)
+
ifeq ($(COMP),)
COMP=gcc
endif
-ifeq ($(COMP),mingw)
- comp=mingw
+ifeq ($(COMP),gcc)
+ comp=gcc
CXX=g++
- profile_prepare = gcc-profile-prepare
- profile_make = gcc-profile-make
- profile_use = gcc-profile-use
- profile_clean = gcc-profile-clean
+ CXXFLAGS += -ansi -pedantic -Wno-long-long -Wextra -Wshadow
endif
-ifeq ($(COMP),gcc)
- comp=gcc
+ifeq ($(COMP),mingw)
+ comp=mingw
CXX=g++
- profile_prepare = gcc-profile-prepare
- profile_make = gcc-profile-make
- profile_use = gcc-profile-use
- profile_clean = gcc-profile-clean
+ CXXFLAGS += -Wextra -Wshadow
+ LDFLAGS += -static-libstdc++ -static-libgcc
endif
ifeq ($(COMP),icc)
comp=icc
CXX=icpc
- profile_prepare = icc-profile-prepare
- profile_make = icc-profile-make
- profile_use = icc-profile-use
- profile_clean = icc-profile-clean
+ CXXFLAGS += -diag-disable 1476,10120 -Wcheck -Wabi -Wdeprecated -strict-ansi
endif
ifeq ($(COMP),clang)
comp=clang
CXX=clang++
- profile_prepare = gcc-profile-prepare
- profile_make = gcc-profile-make
- profile_use = gcc-profile-use
- profile_clean = gcc-profile-clean
-endif
-
-### 3.2 General compiler settings
-CXXFLAGS = -Wall -Wcast-qual -fno-exceptions -fno-rtti $(EXTRACXXFLAGS)
-
-ifeq ($(comp),gcc)
CXXFLAGS += -ansi -pedantic -Wno-long-long -Wextra -Wshadow
endif
-ifeq ($(comp),mingw)
- CXXFLAGS += -Wextra -Wshadow
-endif
-
ifeq ($(comp),icc)
- CXXFLAGS += -wd383,981,1418,1419,1476,10187,10188,11505,11503 -Wcheck -Wabi -Wdeprecated -strict-ansi
-endif
-
-ifeq ($(comp),clang)
- CXXFLAGS += -ansi -pedantic -Wno-long-long -Wextra -Wshadow
+ profile_prepare = icc-profile-prepare
+ profile_make = icc-profile-make
+ profile_use = icc-profile-use
+ profile_clean = icc-profile-clean
+else
+ profile_prepare = gcc-profile-prepare
+ profile_make = gcc-profile-make
+ profile_use = gcc-profile-use
+ profile_clean = gcc-profile-clean
endif
ifeq ($(os),osx)
- CXXFLAGS += -arch $(arch) -mmacosx-version-min=10.0
-endif
-
-### 3.3 General linker settings
-LDFLAGS = $(EXTRALDFLAGS)
-
-ifeq ($(comp),mingw)
- LDFLAGS += -static-libstdc++ -static-libgcc
+ CXXFLAGS += -arch $(arch) -mmacosx-version-min=10.6
+ LDFLAGS += -arch $(arch) -mmacosx-version-min=10.6
endif
### On mingw use Windows threads, otherwise POSIX
ifneq ($(comp),mingw)
- # Haiku has pthreads in its libroot, so only link it in on other platforms
- ifneq ($(UNAME),Haiku)
- LDFLAGS += -lpthread
+ # On Android Bionic's C library comes with its own pthread implementation bundled in
+ ifneq ($(arch),armv7)
+ # Haiku has pthreads in its libroot, so only link it in on other platforms
+ ifneq ($(UNAME),Haiku)
+ LDFLAGS += -lpthread
+ endif
endif
endif
-ifeq ($(os),osx)
- LDFLAGS += -arch $(arch) -mmacosx-version-min=10.0
-endif
-
### 3.4 Debugging
ifeq ($(debug),no)
CXXFLAGS += -DNDEBUG
endif
ifeq ($(arch),armv7)
- CXXFLAGS += -fno-gcse
+ CXXFLAGS += -fno-gcse -mthumb -march=armv7-a -mfloat-abi=softfp
endif
endif
ifeq ($(os),osx)
CXXFLAGS += -fast -mdynamic-no-pic
else
- CXXFLAGS += -O3
+ CXXFLAGS += -fast
endif
endif
ifeq ($(comp),clang)
- ### -O4 requires a linker that supports LLVM's LTO
- CXXFLAGS += -O3
+ ifeq ($(os),osx)
+ # Clang on OS X supports LTO
+ CXXFLAGS += -O4
+ else
+ CXXFLAGS += -O3
+ endif
ifeq ($(os),osx)
ifeq ($(arch),i386)
@echo "x86-64-modern > x86 64-bit with popcnt support"
@echo "x86-32 > x86 32-bit with SSE support"
@echo "x86-32-old > x86 32-bit fall back for old hardware"
+ @echo "linux-ppc-64 > PPC-Linux 64 bit"
@echo "osx-ppc-64 > PPC-Mac OS X 64 bit"
@echo "osx-ppc-32 > PPC-Mac OS X 32 bit"
+ @echo "osx-x86-64-modern > x86-Mac OS X 64 bit with popcnt support"
@echo "osx-x86-64 > x86-Mac OS X 64 bit"
@echo "osx-x86-32 > x86-Mac OS X 32 bit"
@echo "armv7 > ARMv7 32 bit"
embed-signature:
@echo "Running benchmark for getting the signature ..."
- @$(SIGNBENCH) 2>&1 | sed -n 's/Nodes searched : \(.*\)/\1/p' > sign.txt
- @sed -i -e 's,^,/static const string Version/s/"\\(.*\\)"/"sig-,1' -e 's,$$,"/1,1' sign.txt
- @sed -i -f sign.txt misc.cpp
+ @$(SIGNBENCH) 2>&1 | sed -n 's/Nodes searched : \(.*\)/\/string Version\/s\/"\\(.*\\)"\/"sig-\1"\//p' > sign.txt
+ @sed -f sign.txt misc.cpp > misc2.cpp
+ @mv misc2.cpp misc.cpp
@rm sign.txt
signature-build: build embed-signature