1 # Stockfish, a UCI chess playing engine derived from Glaurung 2.1
2 # Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
3 # Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
4 # Copyright (C) 2015-2019 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
6 # Stockfish is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # Stockfish is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
20 ### ==========================================================================
21 ### Section 1. General Configuration
22 ### ==========================================================================
31 ### Installation dir definitions
33 BINDIR = $(PREFIX)/bin
35 ### Built-in benchmark for pgo-builds
36 PGOBENCH = ./$(EXE) bench
38 ### Source and object files
39 SRCS = benchmark.cpp bitbase.cpp bitboard.cpp endgame.cpp evaluate.cpp main.cpp \
40 material.cpp misc.cpp movegen.cpp movepick.cpp pawns.cpp position.cpp psqt.cpp \
41 search.cpp thread.cpp timeman.cpp tt.cpp uci.cpp ucioption.cpp tune.cpp syzygy/tbprobe.cpp
43 OBJS = $(notdir $(SRCS:.cpp=.o))
47 ### Establish the operating system name
48 KERNEL = $(shell uname -s)
49 ifeq ($(KERNEL),Linux)
50 OS = $(shell uname -o)
53 ### ==========================================================================
54 ### Section 2. High-level Configuration
55 ### ==========================================================================
57 # flag --- Comp switch --- Description
58 # ----------------------------------------------------------------------------
60 # debug = yes/no --- -DNDEBUG --- Enable/Disable debug mode
61 # sanitize = undefined/thread/no (-fsanitize )
62 # --- ( undefined ) --- enable undefined behavior checks
63 # --- ( thread ) --- enable threading error checks
64 # optimize = yes/no --- (-O3/-fast etc.) --- Enable/Disable optimizations
65 # arch = (name) --- (-arch) --- Target architecture
66 # bits = 64/32 --- -DIS_64BIT --- 64-/32-bit operating system
67 # prefetch = yes/no --- -DUSE_PREFETCH --- Use prefetch asm-instruction
68 # popcnt = yes/no --- -DUSE_POPCNT --- Use popcnt asm-instruction
69 # sse = yes/no --- -msse --- Use Intel Streaming SIMD Extensions
70 # pext = yes/no --- -DUSE_PEXT --- Use pext x86_64 asm-instruction
72 # Note that Makefile is space sensitive, so when adding new architectures
73 # or modifying existing flags, you have to make sure there are no extra spaces
74 # at the end of the line for flag values.
76 ### 2.1. General and architecture defaults
86 ### 2.2 Architecture specific
87 ifeq ($(ARCH),general-32)
92 ifeq ($(ARCH),x86-32-old)
104 ifeq ($(ARCH),general-64)
108 ifeq ($(ARCH),x86-64)
114 ifeq ($(ARCH),x86-64-modern)
121 ifeq ($(ARCH),x86-64-bmi2)
141 ifeq ($(ARCH),ppc-32)
146 ifeq ($(ARCH),ppc-64)
152 ### ==========================================================================
153 ### Section 3. Low-level Configuration
154 ### ==========================================================================
156 ### 3.1 Selecting compiler (default = gcc)
157 CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -std=c++11 $(EXTRACXXFLAGS)
158 DEPENDFLAGS += -std=c++11
159 LDFLAGS += $(EXTRALDFLAGS)
168 CXXFLAGS += -pedantic -Wextra -Wshadow
170 ifeq ($(ARCH),$(filter $(ARCH),armv7 armv8))
172 CXXFLAGS += -m$(bits)
176 CXXFLAGS += -m$(bits)
180 ifneq ($(KERNEL),Darwin)
181 LDFLAGS += -Wl,--no-as-needed
188 ifeq ($(KERNEL),Linux)
190 ifeq ($(shell which x86_64-w64-mingw32-c++-posix),)
191 CXX=x86_64-w64-mingw32-c++
193 CXX=x86_64-w64-mingw32-c++-posix
196 ifeq ($(shell which i686-w64-mingw32-c++-posix),)
197 CXX=i686-w64-mingw32-c++
199 CXX=i686-w64-mingw32-c++-posix
206 CXXFLAGS += -Wextra -Wshadow
213 CXXFLAGS += -diag-disable 1476,10120 -Wcheck -Wabi -Wdeprecated -strict-ansi
219 CXXFLAGS += -pedantic -Wextra -Wshadow
221 ifneq ($(KERNEL),Darwin)
222 ifneq ($(KERNEL),OpenBSD)
227 ifeq ($(ARCH),$(filter $(ARCH),armv7 armv8))
229 CXXFLAGS += -m$(bits)
233 CXXFLAGS += -m$(bits)
239 profile_make = icc-profile-make
240 profile_use = icc-profile-use
243 profile_make = clang-profile-make
244 profile_use = clang-profile-use
246 profile_make = gcc-profile-make
247 profile_use = gcc-profile-use
251 ifeq ($(KERNEL),Darwin)
252 CXXFLAGS += -arch $(arch) -mmacosx-version-min=10.9
253 LDFLAGS += -arch $(arch) -mmacosx-version-min=10.9
256 ### Travis CI script uses COMPILER to overwrite CXX
261 ### Allow overwriting CXX from command line
266 ### On mingw use Windows threads, otherwise POSIX
267 ifneq ($(comp),mingw)
268 # On Android Bionic's C library comes with its own pthread implementation bundled in
269 ifneq ($(OS),Android)
270 # Haiku has pthreads in its libroot, so only link it in on other platforms
271 ifneq ($(KERNEL),Haiku)
284 ### 3.2.2 Debugging with undefined behavior sanitizers
285 ifneq ($(sanitize),no)
286 CXXFLAGS += -g3 -fsanitize=$(sanitize) -fuse-ld=gold
287 LDFLAGS += -fsanitize=$(sanitize) -fuse-ld=gold
291 ifeq ($(optimize),yes)
296 ifeq ($(OS), Android)
297 CXXFLAGS += -fno-gcse -mthumb -march=armv7-a -mfloat-abi=softfp
301 ifeq ($(comp),$(filter $(comp),gcc clang icc))
302 ifeq ($(KERNEL),Darwin)
303 CXXFLAGS += -mdynamic-no-pic
310 CXXFLAGS += -DIS_64BIT
314 ifeq ($(prefetch),yes)
320 CXXFLAGS += -DNO_PREFETCH
326 CXXFLAGS += -DUSE_POPCNT
327 else ifeq ($(comp),icc)
328 CXXFLAGS += -msse3 -DUSE_POPCNT
330 CXXFLAGS += -msse3 -mpopcnt -DUSE_POPCNT
336 CXXFLAGS += -DUSE_PEXT
337 ifeq ($(comp),$(filter $(comp),gcc clang mingw))
338 CXXFLAGS += -msse4 -mbmi2
342 ### 3.8 Link Time Optimization
343 ### This is a mix of compile and link time options because the lto link phase
344 ### needs access to the optimization flags.
345 ifeq ($(optimize),yes)
347 ifeq ($(comp),$(filter $(comp),gcc clang mingw))
349 LDFLAGS += $(CXXFLAGS)
354 ### 3.9 Android 5 can only run position independent executables. Note that this
355 ### breaks Android 4.0 and earlier.
356 ifeq ($(OS), Android)
358 LDFLAGS += -fPIE -pie
361 ### ==========================================================================
362 ### Section 4. Public Targets
363 ### ==========================================================================
367 @echo "To compile stockfish, type: "
369 @echo "make target ARCH=arch [COMP=compiler] [COMPCXX=cxx]"
371 @echo "Supported targets:"
373 @echo "build > Standard build"
374 @echo "profile-build > PGO build"
375 @echo "strip > Strip executable"
376 @echo "install > Install executable"
377 @echo "clean > Clean up"
379 @echo "Supported archs:"
381 @echo "x86-64-bmi2 > x86 64-bit with pext support (also enables SSE4)"
382 @echo "x86-64-modern > x86 64-bit with popcnt support (also enables SSE3)"
383 @echo "x86-64 > x86 64-bit generic"
384 @echo "x86-32 > x86 32-bit (also enables SSE)"
385 @echo "x86-32-old > x86 32-bit fall back for old hardware"
386 @echo "ppc-64 > PPC 64-bit"
387 @echo "ppc-32 > PPC 32-bit"
388 @echo "armv7 > ARMv7 32-bit"
389 @echo "armv8 > ARMv8 64-bit"
390 @echo "general-64 > unspecified 64-bit"
391 @echo "general-32 > unspecified 32-bit"
393 @echo "Supported compilers:"
395 @echo "gcc > Gnu compiler (default)"
396 @echo "mingw > Gnu compiler with MinGW under Windows"
397 @echo "clang > LLVM Clang compiler"
398 @echo "icc > Intel compiler"
400 @echo "Simple examples. If you don't know what to do, you likely want to run: "
402 @echo "make build ARCH=x86-64 (This is for 64-bit systems)"
403 @echo "make build ARCH=x86-32 (This is for 32-bit systems)"
405 @echo "Advanced examples, for experienced users: "
407 @echo "make build ARCH=x86-64 COMP=clang"
408 @echo "make profile-build ARCH=x86-64-bmi2 COMP=gcc COMPCXX=g++-4.8"
412 .PHONY: help build profile-build strip install clean objclean profileclean \
413 config-sanity icc-profile-use icc-profile-make gcc-profile-use gcc-profile-make \
414 clang-profile-use clang-profile-make
417 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) all
419 profile-build: config-sanity objclean profileclean
421 @echo "Step 1/4. Building instrumented executable ..."
422 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_make)
424 @echo "Step 2/4. Running benchmark for pgo-build ..."
425 $(PGOBENCH) > /dev/null
427 @echo "Step 3/4. Building optimized executable ..."
428 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) objclean
429 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_use)
431 @echo "Step 4/4. Deleting profile data ..."
432 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) profileclean
438 -mkdir -p -m 755 $(BINDIR)
440 -strip $(BINDIR)/$(EXE)
443 clean: objclean profileclean
444 @rm -f .depend *~ core
446 # clean binaries and objects
448 @rm -f $(EXE) *.o ./syzygy/*.o
450 # clean auxiliary profiling files
453 @rm -f bench.txt *.gcda *.gcno
454 @rm -f stockfish.profdata *.profraw
459 ### ==========================================================================
460 ### Section 5. Private Targets
461 ### ==========================================================================
468 @echo "debug: '$(debug)'"
469 @echo "sanitize: '$(sanitize)'"
470 @echo "optimize: '$(optimize)'"
471 @echo "arch: '$(arch)'"
472 @echo "bits: '$(bits)'"
473 @echo "kernel: '$(KERNEL)'"
475 @echo "prefetch: '$(prefetch)'"
476 @echo "popcnt: '$(popcnt)'"
477 @echo "sse: '$(sse)'"
478 @echo "pext: '$(pext)'"
482 @echo "CXXFLAGS: $(CXXFLAGS)"
483 @echo "LDFLAGS: $(LDFLAGS)"
485 @echo "Testing config sanity. If this fails, try 'make help' ..."
487 @test "$(debug)" = "yes" || test "$(debug)" = "no"
488 @test "$(sanitize)" = "undefined" || test "$(sanitize)" = "thread" || test "$(sanitize)" = "address" || test "$(sanitize)" = "no"
489 @test "$(optimize)" = "yes" || test "$(optimize)" = "no"
490 @test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \
491 test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || \
492 test "$(arch)" = "armv7" || test "$(arch)" = "armv8-a"
493 @test "$(bits)" = "32" || test "$(bits)" = "64"
494 @test "$(prefetch)" = "yes" || test "$(prefetch)" = "no"
495 @test "$(popcnt)" = "yes" || test "$(popcnt)" = "no"
496 @test "$(sse)" = "yes" || test "$(sse)" = "no"
497 @test "$(pext)" = "yes" || test "$(pext)" = "no"
498 @test "$(comp)" = "gcc" || test "$(comp)" = "icc" || test "$(comp)" = "mingw" || test "$(comp)" = "clang"
501 $(CXX) -o $@ $(OBJS) $(LDFLAGS)
504 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
505 EXTRACXXFLAGS='-fprofile-instr-generate ' \
506 EXTRALDFLAGS=' -fprofile-instr-generate' \
510 llvm-profdata merge -output=stockfish.profdata *.profraw
511 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
512 EXTRACXXFLAGS='-fprofile-instr-use=stockfish.profdata' \
513 EXTRALDFLAGS='-fprofile-use ' \
517 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
518 EXTRACXXFLAGS='-fprofile-generate' \
519 EXTRALDFLAGS='-lgcov' \
523 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
524 EXTRACXXFLAGS='-fprofile-use -fno-peel-loops -fno-tracer' \
525 EXTRALDFLAGS='-lgcov' \
530 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
531 EXTRACXXFLAGS='-prof-gen=srcpos -prof_dir ./profdir' \
535 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
536 EXTRACXXFLAGS='-prof_use -prof_dir ./profdir' \
540 -@$(CXX) $(DEPENDFLAGS) -MM $(SRCS) > $@ 2> /dev/null