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) 2015-2018 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 ### ==========================================================================
24 ### Establish the operating system name
25 KERNEL = $(shell uname -s)
26 ifeq ($(KERNEL),Linux)
27 OS = $(shell uname -o)
33 ### Installation dir definitions
35 BINDIR = $(PREFIX)/bin
37 ### Built-in benchmark for pgo-builds
38 PGOBENCH = ./$(EXE) bench
41 OBJS = benchmark.o bitbase.o bitboard.o endgame.o evaluate.o main.o \
42 material.o misc.o movegen.o movepick.o pawns.o position.o psqt.o \
43 search.o thread.o timeman.o tt.o uci.o ucioption.o syzygy/tbprobe.o
45 ### ==========================================================================
46 ### Section 2. High-level Configuration
47 ### ==========================================================================
49 # flag --- Comp switch --- Description
50 # ----------------------------------------------------------------------------
52 # debug = yes/no --- -DNDEBUG --- Enable/Disable debug mode
53 # sanitize = undefined/thread/no (-fsanitize )
54 # --- ( undefined ) --- enable undefined behavior checks
55 # --- ( thread ) --- enable threading error checks
56 # optimize = yes/no --- (-O3/-fast etc.) --- Enable/Disable optimizations
57 # arch = (name) --- (-arch) --- Target architecture
58 # bits = 64/32 --- -DIS_64BIT --- 64-/32-bit operating system
59 # prefetch = yes/no --- -DUSE_PREFETCH --- Use prefetch asm-instruction
60 # popcnt = yes/no --- -DUSE_POPCNT --- Use popcnt asm-instruction
61 # sse = yes/no --- -msse --- Use Intel Streaming SIMD Extensions
62 # pext = yes/no --- -DUSE_PEXT --- Use pext x86_64 asm-instruction
64 # Note that Makefile is space sensitive, so when adding new architectures
65 # or modifying existing flags, you have to make sure there are no extra spaces
66 # at the end of the line for flag values.
68 ### 2.1. General and architecture defaults
78 ### 2.2 Architecture specific
80 ifeq ($(ARCH),general-32)
84 ifeq ($(ARCH),x86-32-old)
94 ifeq ($(ARCH),general-64)
106 ifeq ($(ARCH),x86-64-modern)
114 ifeq ($(ARCH),x86-64-bmi2)
128 ifeq ($(ARCH),ppc-32)
132 ifeq ($(ARCH),ppc-64)
138 ### ==========================================================================
139 ### Section 3. Low-level configuration
140 ### ==========================================================================
142 ### 3.1 Selecting compiler (default = gcc)
144 CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -std=c++11 $(EXTRACXXFLAGS)
145 DEPENDFLAGS += -std=c++11
146 LDFLAGS += $(EXTRALDFLAGS)
155 CXXFLAGS += -pedantic -Wextra -Wshadow
159 CXXFLAGS += -m$(bits)
163 CXXFLAGS += -m$(bits)
167 ifneq ($(KERNEL),Darwin)
168 LDFLAGS += -Wl,--no-as-needed
175 ifeq ($(KERNEL),Linux)
177 ifeq ($(shell which x86_64-w64-mingw32-c++-posix),)
178 CXX=x86_64-w64-mingw32-c++
180 CXX=x86_64-w64-mingw32-c++-posix
183 ifeq ($(shell which i686-w64-mingw32-c++-posix),)
184 CXX=i686-w64-mingw32-c++
186 CXX=i686-w64-mingw32-c++-posix
193 CXXFLAGS += -Wextra -Wshadow
200 CXXFLAGS += -diag-disable 1476,10120 -Wcheck -Wabi -Wdeprecated -strict-ansi
206 CXXFLAGS += -pedantic -Wextra -Wshadow
207 ifneq ($(KERNEL),Darwin)
208 ifneq ($(KERNEL),OpenBSD)
215 CXXFLAGS += -m$(bits)
219 CXXFLAGS += -m$(bits)
225 profile_make = icc-profile-make
226 profile_use = icc-profile-use
229 profile_make = clang-profile-make
230 profile_use = clang-profile-use
232 profile_make = gcc-profile-make
233 profile_use = gcc-profile-use
237 ifeq ($(KERNEL),Darwin)
238 CXXFLAGS += -arch $(arch) -mmacosx-version-min=10.9
239 LDFLAGS += -arch $(arch) -mmacosx-version-min=10.9
242 ### Travis CI script uses COMPILER to overwrite CXX
247 ### Allow overwriting CXX from command line
252 ### On mingw use Windows threads, otherwise POSIX
253 ifneq ($(comp),mingw)
254 # On Android Bionic's C library comes with its own pthread implementation bundled in
255 ifneq ($(OS),Android)
256 # Haiku has pthreads in its libroot, so only link it in on other platforms
257 ifneq ($(KERNEL),Haiku)
270 ### 3.2.2 Debugging with undefined behavior sanitizers
271 ifneq ($(sanitize),no)
272 CXXFLAGS += -g3 -fsanitize=$(sanitize) -fuse-ld=gold
273 LDFLAGS += -fsanitize=$(sanitize) -fuse-ld=gold
277 ifeq ($(optimize),yes)
283 ifeq ($(KERNEL),Darwin)
285 CXXFLAGS += -mdynamic-no-pic
287 ifeq ($(arch),x86_64)
288 CXXFLAGS += -mdynamic-no-pic
292 ifeq ($(OS), Android)
293 CXXFLAGS += -fno-gcse -mthumb -march=armv7-a -mfloat-abi=softfp
298 ifeq ($(KERNEL),Darwin)
299 CXXFLAGS += -mdynamic-no-pic
304 ifeq ($(KERNEL),Darwin)
306 LDFLAGS += $(CXXFLAGS)
308 CXXFLAGS += -mdynamic-no-pic
310 ifeq ($(arch),x86_64)
311 CXXFLAGS += -mdynamic-no-pic
319 CXXFLAGS += -DIS_64BIT
323 ifeq ($(prefetch),yes)
329 CXXFLAGS += -DNO_PREFETCH
335 CXXFLAGS += -msse3 -DUSE_POPCNT
337 CXXFLAGS += -msse3 -mpopcnt -DUSE_POPCNT
343 CXXFLAGS += -DUSE_PEXT
344 ifeq ($(comp),$(filter $(comp),gcc clang mingw))
349 ### 3.8 Link Time Optimization, it works since gcc 4.5 but not on mingw under Windows.
350 ### This is a mix of compile and link time options because the lto link phase
351 ### needs access to the optimization flags.
353 ifeq ($(optimize),yes)
356 LDFLAGS += $(CXXFLAGS)
362 ifeq ($(KERNEL),Linux)
363 ifeq ($(optimize),yes)
366 LDFLAGS += $(CXXFLAGS)
372 ### 3.9 Android 5 can only run position independent executables. Note that this
373 ### breaks Android 4.0 and earlier.
374 ifeq ($(OS), Android)
376 LDFLAGS += -fPIE -pie
380 ### ==========================================================================
381 ### Section 4. Public targets
382 ### ==========================================================================
386 @echo "To compile stockfish, type: "
388 @echo "make target ARCH=arch [COMP=compiler] [COMPCXX=cxx]"
390 @echo "Supported targets:"
392 @echo "build > Standard build"
393 @echo "profile-build > PGO build"
394 @echo "strip > Strip executable"
395 @echo "install > Install executable"
396 @echo "clean > Clean up"
398 @echo "Supported archs:"
400 @echo "x86-64 > x86 64-bit"
401 @echo "x86-64-modern > x86 64-bit with popcnt support"
402 @echo "x86-64-bmi2 > x86 64-bit with pext support"
403 @echo "x86-32 > x86 32-bit with SSE support"
404 @echo "x86-32-old > x86 32-bit fall back for old hardware"
405 @echo "ppc-64 > PPC 64-bit"
406 @echo "ppc-32 > PPC 32-bit"
407 @echo "armv7 > ARMv7 32-bit"
408 @echo "general-64 > unspecified 64-bit"
409 @echo "general-32 > unspecified 32-bit"
411 @echo "Supported compilers:"
413 @echo "gcc > Gnu compiler (default)"
414 @echo "mingw > Gnu compiler with MinGW under Windows"
415 @echo "clang > LLVM Clang compiler"
416 @echo "icc > Intel compiler"
418 @echo "Simple examples. If you don't know what to do, you likely want to run: "
420 @echo "make build ARCH=x86-64 (This is for 64-bit systems)"
421 @echo "make build ARCH=x86-32 (This is for 32-bit systems)"
423 @echo "Advanced examples, for experienced users: "
425 @echo "make build ARCH=x86-64 COMP=clang"
426 @echo "make profile-build ARCH=x86-64-modern COMP=gcc COMPCXX=g++-4.8"
430 .PHONY: help build profile-build strip install clean objclean profileclean help \
431 config-sanity icc-profile-use icc-profile-make gcc-profile-use gcc-profile-make \
432 clang-profile-use clang-profile-make
435 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) all
437 profile-build: config-sanity objclean profileclean
439 @echo "Step 1/4. Building instrumented executable ..."
440 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_make)
442 @echo "Step 2/4. Running benchmark for pgo-build ..."
443 $(PGOBENCH) > /dev/null
445 @echo "Step 3/4. Building optimized executable ..."
446 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) objclean
447 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_use)
449 @echo "Step 4/4. Deleting profile data ..."
450 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) profileclean
456 -mkdir -p -m 755 $(BINDIR)
458 -strip $(BINDIR)/$(EXE)
461 clean: objclean profileclean
462 @rm -f .depend *~ core
464 # clean binaries and objects
466 @rm -f $(EXE) $(EXE).exe *.o ./syzygy/*.o
468 # clean auxiliary profiling files
471 @rm -f bench.txt *.gcda ./syzygy/*.gcda *.gcno ./syzygy/*.gcno
472 @rm -f stockfish.profdata *.profraw
477 ### ==========================================================================
478 ### Section 5. Private targets
479 ### ==========================================================================
486 @echo "debug: '$(debug)'"
487 @echo "sanitize: '$(sanitize)'"
488 @echo "optimize: '$(optimize)'"
489 @echo "arch: '$(arch)'"
490 @echo "bits: '$(bits)'"
491 @echo "kernel: '$(KERNEL)'"
493 @echo "prefetch: '$(prefetch)'"
494 @echo "popcnt: '$(popcnt)'"
495 @echo "sse: '$(sse)'"
496 @echo "pext: '$(pext)'"
500 @echo "CXXFLAGS: $(CXXFLAGS)"
501 @echo "LDFLAGS: $(LDFLAGS)"
503 @echo "Testing config sanity. If this fails, try 'make help' ..."
505 @test "$(debug)" = "yes" || test "$(debug)" = "no"
506 @test "$(sanitize)" = "undefined" || test "$(sanitize)" = "thread" || test "$(sanitize)" = "no"
507 @test "$(optimize)" = "yes" || test "$(optimize)" = "no"
508 @test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \
509 test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || test "$(arch)" = "armv7"
510 @test "$(bits)" = "32" || test "$(bits)" = "64"
511 @test "$(prefetch)" = "yes" || test "$(prefetch)" = "no"
512 @test "$(popcnt)" = "yes" || test "$(popcnt)" = "no"
513 @test "$(sse)" = "yes" || test "$(sse)" = "no"
514 @test "$(pext)" = "yes" || test "$(pext)" = "no"
515 @test "$(comp)" = "gcc" || test "$(comp)" = "icc" || test "$(comp)" = "mingw" || test "$(comp)" = "clang"
518 $(CXX) -o $@ $(OBJS) $(LDFLAGS)
521 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
522 EXTRACXXFLAGS='-fprofile-instr-generate ' \
523 EXTRALDFLAGS=' -fprofile-instr-generate' \
527 llvm-profdata merge -output=stockfish.profdata *.profraw
528 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
529 EXTRACXXFLAGS='-fprofile-instr-use=stockfish.profdata' \
530 EXTRALDFLAGS='-fprofile-use ' \
534 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
535 EXTRACXXFLAGS='-fprofile-generate' \
536 EXTRALDFLAGS='-lgcov' \
540 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
541 EXTRACXXFLAGS='-fprofile-use -fno-peel-loops -fno-tracer' \
542 EXTRALDFLAGS='-lgcov' \
547 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
548 EXTRACXXFLAGS='-prof-gen=srcpos -prof_dir ./profdir' \
552 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \
553 EXTRACXXFLAGS='-prof_use -prof_dir ./profdir' \
557 -@$(CXX) $(DEPENDFLAGS) -MM $(OBJS:.o=.cpp) > $@ 2> /dev/null