From 75509546dd5a27f731b467a5a5d9df7248d7e64b Mon Sep 17 00:00:00 2001
From: root <root@qemu-x86-64>
Date: Sat, 10 Jan 2015 14:50:05 +0000
Subject: [PATCH] Reduce Makefile

---
 src/Makefile | 480 +--------------------------------------------------
 1 file changed, 5 insertions(+), 475 deletions(-)

diff --git a/src/Makefile b/src/Makefile
index f856cd95..62cbcc92 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,477 +1,7 @@
-# Stockfish, a UCI chess playing engine derived from Glaurung 2.1
-# Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-# 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
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# Stockfish is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -fno-rtti
+CXXFLAGS += -O3
+CXXFLAGS += -flto
+LDFLAGS += $(CXXFLAGS)
 
-
-### ==========================================================================
-### Section 1. General Configuration
-### ==========================================================================
-
-### Establish the operating system name
-UNAME = $(shell uname)
-
-### Executable name
-EXE = stockfish
-
-### Installation dir definitions
-PREFIX = /usr/local
-BINDIR = $(PREFIX)/bin
-
-### Built-in benchmark for pgo-builds
-PGOBENCH = ./$(EXE) bench 16 1 1 default time
-
-### Object files
-OBJS = test.o
-
-### ==========================================================================
-### Section 2. High-level Configuration
-### ==========================================================================
-#
-# flag                --- Comp switch --- Description
-# ----------------------------------------------------------------------------
-#
-# debug = yes/no      --- -DNDEBUG         --- Enable/Disable debug mode
-# optimize = yes/no   --- (-O3/-fast etc.) --- Enable/Disable optimizations
-# arch = (name)       --- (-arch)          --- Target architecture
-# bits = 64/32        --- -DIS_64BIT       --- 64-/32-bit operating system
-# prefetch = yes/no   --- -DUSE_PREFETCH   --- Use prefetch x86 asm-instruction
-# bsfq = yes/no       --- -DUSE_BSFQ       --- Use bsfq x86_64 asm-instruction (only
-#                                              with GCC and ICC 64-bit)
-# popcnt = yes/no     --- -DUSE_POPCNT     --- Use popcnt x86_64 asm-instruction
-# sse = yes/no        --- -msse            --- Use Intel Streaming SIMD Extensions
-# pext = yes/no       --- -DUSE_PEXT       --- Use pext x86_64 asm-instruction
-#
-# Note that Makefile is space sensitive, so when adding new architectures
-# 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 and architecture defaults
-optimize = yes
-debug = no
-bits = 32
-prefetch = no
-bsfq = no
-popcnt = no
-sse = no
-pext = no
-
-### 2.2 Architecture specific
-
-ifeq ($(ARCH),general-32)
-	arch = any
-endif
-
-ifeq ($(ARCH),x86-32-old)
-	arch = i386
-endif
-
-ifeq ($(ARCH),x86-32)
-	arch = i386
-	prefetch = yes
-	sse = yes
-endif
-
-ifeq ($(ARCH),general-64)
-	arch = any
-	bits = 64
-endif
-
-ifeq ($(ARCH),x86-64)
-	arch = x86_64
-	bits = 64
-	prefetch = yes
-	bsfq = yes
-	sse = yes
-endif
-
-ifeq ($(ARCH),x86-64-modern)
-	arch = x86_64
-	bits = 64
-	prefetch = yes
-	bsfq = yes
-	popcnt = yes
-	sse = yes
-endif
-
-ifeq ($(ARCH),x86-64-bmi2)
-	arch = x86_64
-	bits = 64
-	prefetch = yes
-	bsfq = yes
-	popcnt = yes
-	sse = yes
-	pext = yes
-endif
-
-ifeq ($(ARCH),armv7)
-	arch = armv7
-	prefetch = yes
-	bsfq = yes
-endif
-
-ifeq ($(ARCH),ppc-32)
-	arch = ppc
-endif
-
-ifeq ($(ARCH),ppc-64)
-	arch = ppc64
-	bits = 64
-endif
-
-
-### ==========================================================================
-### Section 3. Low-level configuration
-### ==========================================================================
-
-### 3.1 Selecting compiler (default = gcc)
-
-CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -fno-rtti $(EXTRACXXFLAGS)
-LDFLAGS += $(EXTRALDFLAGS)
-
-ifeq ($(COMP),)
-	COMP=gcc
-endif
-
-ifeq ($(COMP),gcc)
-	comp=gcc
-	CXX=g++
-	CXXFLAGS += -ansi -pedantic -Wno-long-long -Wextra -Wshadow
-endif
-
-ifeq ($(COMP),mingw)
-	comp=mingw
-	CXX=g++
-	CXXFLAGS += -Wextra -Wshadow
-	LDFLAGS += -static-libstdc++ -static-libgcc
-endif
-
-ifeq ($(COMP),icc)
-	comp=icc
-	CXX=icpc
-	CXXFLAGS += -diag-disable 1476,10120 -Wcheck -Wabi -Wdeprecated -strict-ansi
-endif
-
-ifeq ($(COMP),clang)
-	comp=clang
-	CXX=clang++
-	CXXFLAGS += -pedantic -Wno-long-long -Wextra -Wshadow
-endif
-
-ifeq ($(comp),icc)
-	profile_prepare = icc-profile-prepare
-	profile_make = icc-profile-make
-	profile_use = icc-profile-use
-	profile_clean = icc-profile-clean
-else
-	profile_prepare = gcc-profile-prepare
-	profile_make = gcc-profile-make
-	profile_use = gcc-profile-use
-	profile_clean = gcc-profile-clean
-endif
-
-ifeq ($(UNAME),Darwin)
-	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)
-	# 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
-
-### 3.4 Debugging
-ifeq ($(debug),no)
-	CXXFLAGS += -DNDEBUG
-else
-	CXXFLAGS += -g
-endif
-
-### 3.5 Optimization
-ifeq ($(optimize),yes)
-
-	ifeq ($(comp),gcc)
-		CXXFLAGS += -O3
-
-		ifeq ($(UNAME),Darwin)
-			ifeq ($(arch),i386)
-				CXXFLAGS += -mdynamic-no-pic
-			endif
-			ifeq ($(arch),x86_64)
-				CXXFLAGS += -mdynamic-no-pic
-			endif
-		endif
-
-		ifeq ($(arch),armv7)
-			CXXFLAGS += -fno-gcse -mthumb -march=armv7-a -mfloat-abi=softfp
-		endif
-	endif
-
-	ifeq ($(comp),mingw)
-		CXXFLAGS += -O3
-	endif
-
-	ifeq ($(comp),icc)
-		ifeq ($(UNAME),Darwin)
-			CXXFLAGS += -fast -mdynamic-no-pic
-		else
-			CXXFLAGS += -fast
-		endif
-	endif
-
-	ifeq ($(comp),clang)
-		CXXFLAGS += -O3
-
-		ifeq ($(UNAME),Darwin)
-			ifeq ($(pext),no)
-				CXXFLAGS += -flto
-				LDFLAGS += $(CXXFLAGS)
-			endif
-			ifeq ($(arch),i386)
-				CXXFLAGS += -mdynamic-no-pic
-			endif
-			ifeq ($(arch),x86_64)
-				CXXFLAGS += -mdynamic-no-pic
-			endif
-		endif
-	endif
-endif
-
-### 3.6. Bits
-ifeq ($(bits),64)
-	CXXFLAGS += -DIS_64BIT
-endif
-
-### 3.7 prefetch
-ifeq ($(prefetch),yes)
-	ifeq ($(sse),yes)
-		CXXFLAGS += -msse
-		DEPENDFLAGS += -msse
-	endif
-else
-	CXXFLAGS += -DNO_PREFETCH
-endif
-
-### 3.8 bsfq
-ifeq ($(bsfq),yes)
-	CXXFLAGS += -DUSE_BSFQ
-endif
-
-### 3.9 popcnt
-ifeq ($(popcnt),yes)
-	ifeq ($(comp),icc)
-		CXXFLAGS += -msse3 -DUSE_POPCNT
-	else
-		CXXFLAGS += -msse3 -mpopcnt -DUSE_POPCNT
-	endif
-endif
-
-### 3.10 pext
-ifeq ($(pext),yes)
-	CXXFLAGS += -DUSE_PEXT
-	ifeq ($(comp),$(filter $(comp),gcc clang mingw))
-		CXXFLAGS += -mbmi -mbmi2
-	endif
-endif
-
-### 3.11 Link Time Optimization, it works since gcc 4.5 but not on mingw.
-### This is a mix of compile and link time options because the lto link phase
-### needs access to the optimization flags.
-ifeq ($(comp),gcc)
-	ifeq ($(optimize),yes)
-	ifeq ($(debug),no)
-		GCC_MAJOR := `$(CXX) -dumpversion | cut -f1 -d.`
-		GCC_MINOR := `$(CXX) -dumpversion | cut -f2 -d.`
-		ifeq (1,$(shell expr \( $(GCC_MAJOR) \> 4 \) \| \( $(GCC_MAJOR) \= 4 \& $(GCC_MINOR) \>= 5 \)))
-			CXXFLAGS += -flto
-			LDFLAGS += $(CXXFLAGS)
-		endif
-	endif
-	endif
-endif
-
-### ==========================================================================
-### Section 4. Public targets
-### ==========================================================================
-
-help:
-	@echo ""
-	@echo "To compile stockfish, type: "
-	@echo ""
-	@echo "make target ARCH=arch [COMP=comp]"
-	@echo ""
-	@echo "Supported targets:"
-	@echo ""
-	@echo "build                   > Standard build"
-	@echo "profile-build           > PGO build"
-	@echo "strip                   > Strip executable"
-	@echo "install                 > Install executable"
-	@echo "clean                   > Clean up"
-	@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 "x86-32-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 "general-64              > unspecified 64-bit"
-	@echo "general-32              > unspecified 32-bit"
-	@echo ""
-	@echo "Supported compilers:"
-	@echo ""
-	@echo "gcc                     > Gnu compiler (default)"
-	@echo "mingw                   > Gnu compiler with MinGW under Windows"
-	@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 ""
-	@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 ""
-
-.PHONY: build profile-build
-build:
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) config-sanity
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) all
-
-profile-build:
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) config-sanity
-	@echo ""
-	@echo "Step 0/4. Preparing for profile build."
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_prepare)
-	@echo ""
-	@echo "Step 1/4. Building executable for benchmark ..."
-	@touch *.cpp *.h syzygy/*.cpp syzygy/*.h
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_make)
-	@echo ""
-	@echo "Step 2/4. Running benchmark for pgo-build ..."
-	@$(PGOBENCH) > /dev/null
-	@echo ""
-	@echo "Step 3/4. Building final executable ..."
-	@touch *.cpp *.h syzygy/*.cpp syzygy/*.h
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_use)
-	@echo ""
-	@echo "Step 4/4. Deleting profile data ..."
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_clean)
-
-strip:
-	strip $(EXE)
-
-install:
-	-mkdir -p -m 755 $(BINDIR)
-	-cp $(EXE) $(BINDIR)
-	-strip $(BINDIR)/$(EXE)
-
-clean:
-	$(RM) $(EXE) $(EXE).exe *.o .depend *~ core bench.txt *.gcda ./syzygy/*.o ./syzygy/*.gcda
-
-default:
-	help
-
-### ==========================================================================
-### Section 5. Private targets
-### ==========================================================================
-
-all: $(EXE) .depend
-
-config-sanity:
-	@echo ""
-	@echo "Config:"
-	@echo "debug: '$(debug)'"
-	@echo "optimize: '$(optimize)'"
-	@echo "arch: '$(arch)'"
-	@echo "bits: '$(bits)'"
-	@echo "prefetch: '$(prefetch)'"
-	@echo "bsfq: '$(bsfq)'"
-	@echo "popcnt: '$(popcnt)'"
-	@echo "sse: '$(sse)'"
-	@echo "pext: '$(pext)'"
-	@echo ""
-	@echo "Flags:"
-	@echo "CXX: $(CXX)"
-	@echo "CXXFLAGS: $(CXXFLAGS)"
-	@echo "LDFLAGS: $(LDFLAGS)"
-	@echo ""
-	@echo "Testing config sanity. If this fails, try 'make help' ..."
-	@echo ""
-	@test "$(debug)" = "yes" || test "$(debug)" = "no"
-	@test "$(optimize)" = "yes" || test "$(optimize)" = "no"
-	@test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \
-	 test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || test "$(arch)" = "armv7"
-	@test "$(bits)" = "32" || test "$(bits)" = "64"
-	@test "$(prefetch)" = "yes" || test "$(prefetch)" = "no"
-	@test "$(bsfq)" = "yes" || test "$(bsfq)" = "no"
-	@test "$(popcnt)" = "yes" || test "$(popcnt)" = "no"
-	@test "$(sse)" = "yes" || test "$(sse)" = "no"
-	@test "$(pext)" = "yes" || test "$(pext)" = "no"
-	@test "$(comp)" = "gcc" || test "$(comp)" = "icc" || test "$(comp)" = "mingw" || test "$(comp)" = "clang"
-
-$(EXE): $(OBJS)
+test: test.o
 	$(CXX) -o $@ $(OBJS) $(LDFLAGS)
-
-gcc-profile-prepare:
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) gcc-profile-clean
-
-gcc-profile-make:
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
-	EXTRACXXFLAGS='-fprofile-arcs' \
-	EXTRALDFLAGS='-lgcov' \
-	all
-
-gcc-profile-use:
-# Deleting corrupt ucioption.gc* profile files is necessary to avoid an 
-# "internal compiler error" for gcc versions 4.7.x
-	@rm -f ucioption.gc*
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
-	EXTRACXXFLAGS='-fbranch-probabilities' \
-	EXTRALDFLAGS='-lgcov' \
-	all
-
-gcc-profile-clean:
-	@rm -rf *.gcda *.gcno syzygy/*.gcda syzygy/*.gcno bench.txt
-
-icc-profile-prepare:
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) icc-profile-clean
-	@mkdir profdir
-
-icc-profile-make:
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
-	EXTRACXXFLAGS='-prof-gen=srcpos -prof_dir ./profdir' \
-	all
-
-icc-profile-use:
-	$(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
-	EXTRACXXFLAGS='-prof_use -prof_dir ./profdir' \
-	all
-
-icc-profile-clean:
-	@rm -rf profdir bench.txt
-
-.depend:
-	-@$(CXX) $(DEPENDFLAGS) -MM $(OBJS:.o=.cpp) > $@ 2> /dev/null
-
--include .depend
-