1# Stockfish, a UCI chess playing engine derived from Glaurung 2.1 2# Copyright (C) 2004-2021 The Stockfish developers (see AUTHORS file) 3# 4# Stockfish is free software: you can redistribute it and/or modify 5# it under the terms of the GNU General Public License as published by 6# the Free Software Foundation, either version 3 of the License, or 7# (at your option) any later version. 8# 9# Stockfish is distributed in the hope that it will be useful, 10# but WITHOUT ANY WARRANTY; without even the implied warranty of 11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12# GNU General Public License for more details. 13# 14# You should have received a copy of the GNU General Public License 15# along with this program. If not, see <http://www.gnu.org/licenses/>. 16 17 18### ========================================================================== 19### Section 1. General Configuration 20### ========================================================================== 21 22### Executable name 23ifeq ($(COMP),mingw) 24EXE = stockfish.exe 25else 26EXE = stockfish 27endif 28 29### Installation dir definitions 30PREFIX = /usr/local 31BINDIR = $(PREFIX)/bin 32 33### Built-in benchmark for pgo-builds 34ifeq ($(SDE_PATH),) 35 PGOBENCH = ./$(EXE) bench 36else 37 PGOBENCH = $(SDE_PATH) -- ./$(EXE) bench 38endif 39 40### Source and object files 41SRCS = benchmark.cpp bitbase.cpp bitboard.cpp endgame.cpp evaluate.cpp main.cpp \ 42 material.cpp misc.cpp movegen.cpp movepick.cpp pawns.cpp position.cpp psqt.cpp \ 43 search.cpp thread.cpp timeman.cpp tt.cpp uci.cpp ucioption.cpp tune.cpp syzygy/tbprobe.cpp \ 44 nnue/evaluate_nnue.cpp nnue/features/half_ka_v2.cpp 45 46OBJS = $(notdir $(SRCS:.cpp=.o)) 47 48VPATH = syzygy:nnue:nnue/features 49 50### Establish the operating system name 51KERNEL = $(shell uname -s) 52ifeq ($(KERNEL),Linux) 53 OS = $(shell uname -o) 54endif 55 56### ========================================================================== 57### Section 2. High-level Configuration 58### ========================================================================== 59# 60# flag --- Comp switch --- Description 61# ---------------------------------------------------------------------------- 62# 63# debug = yes/no --- -DNDEBUG --- Enable/Disable debug mode 64# sanitize = none/<sanitizer> ... (-fsanitize ) 65# --- ( undefined ) --- enable undefined behavior checks 66# --- ( thread ) --- enable threading error checks 67# --- ( address ) --- enable memory access checks 68# --- ...etc... --- see compiler documentation for supported sanitizers 69# optimize = yes/no --- (-O3/-fast etc.) --- Enable/Disable optimizations 70# arch = (name) --- (-arch) --- Target architecture 71# bits = 64/32 --- -DIS_64BIT --- 64-/32-bit operating system 72# prefetch = yes/no --- -DUSE_PREFETCH --- Use prefetch asm-instruction 73# popcnt = yes/no --- -DUSE_POPCNT --- Use popcnt asm-instruction 74# pext = yes/no --- -DUSE_PEXT --- Use pext x86_64 asm-instruction 75# sse = yes/no --- -msse --- Use Intel Streaming SIMD Extensions 76# mmx = yes/no --- -mmmx --- Use Intel MMX instructions 77# sse2 = yes/no --- -msse2 --- Use Intel Streaming SIMD Extensions 2 78# ssse3 = yes/no --- -mssse3 --- Use Intel Supplemental Streaming SIMD Extensions 3 79# sse41 = yes/no --- -msse4.1 --- Use Intel Streaming SIMD Extensions 4.1 80# avx2 = yes/no --- -mavx2 --- Use Intel Advanced Vector Extensions 2 81# avx512 = yes/no --- -mavx512bw --- Use Intel Advanced Vector Extensions 512 82# vnni256 = yes/no --- -mavx512vnni --- Use Intel Vector Neural Network Instructions 256 83# vnni512 = yes/no --- -mavx512vnni --- Use Intel Vector Neural Network Instructions 512 84# neon = yes/no --- -DUSE_NEON --- Use ARM SIMD architecture 85# 86# Note that Makefile is space sensitive, so when adding new architectures 87# or modifying existing flags, you have to make sure there are no extra spaces 88# at the end of the line for flag values. 89# 90# Example of use for these flags: 91# make build ARCH=x86-64-avx512 debug=on sanitize="address undefined" 92 93 94### 2.1. General and architecture defaults 95 96ifeq ($(ARCH),) 97 ARCH = x86-64-modern 98 help_skip_sanity = yes 99endif 100# explicitly check for the list of supported architectures (as listed with make help), 101# the user can override with `make ARCH=x86-32-vnni256 SUPPORTED_ARCH=true` 102ifeq ($(ARCH), $(filter $(ARCH), \ 103 x86-64-vnni512 x86-64-vnni256 x86-64-avx512 x86-64-bmi2 x86-64-avx2 \ 104 x86-64-sse41-popcnt x86-64-modern x86-64-ssse3 x86-64-sse3-popcnt \ 105 x86-64 x86-32-sse41-popcnt x86-32-sse2 x86-32 ppc-64 ppc-32 e2k \ 106 armv7 armv7-neon armv8 apple-silicon general-64 general-32)) 107 SUPPORTED_ARCH=true 108else 109 SUPPORTED_ARCH=false 110endif 111 112optimize = yes 113debug = no 114sanitize = none 115bits = 64 116prefetch = no 117popcnt = no 118pext = no 119sse = no 120mmx = no 121sse2 = no 122ssse3 = no 123sse41 = no 124avx2 = no 125avx512 = no 126vnni256 = no 127vnni512 = no 128neon = no 129STRIP = strip 130 131### 2.2 Architecture specific 132 133ifeq ($(findstring x86,$(ARCH)),x86) 134 135# x86-32/64 136 137ifeq ($(findstring x86-32,$(ARCH)),x86-32) 138 arch = i386 139 bits = 32 140 sse = yes 141 mmx = yes 142else 143 arch = x86_64 144 sse = yes 145 sse2 = yes 146endif 147 148ifeq ($(findstring -sse,$(ARCH)),-sse) 149 sse = yes 150endif 151 152ifeq ($(findstring -popcnt,$(ARCH)),-popcnt) 153 popcnt = yes 154endif 155 156ifeq ($(findstring -mmx,$(ARCH)),-mmx) 157 mmx = yes 158endif 159 160ifeq ($(findstring -sse2,$(ARCH)),-sse2) 161 sse = yes 162 sse2 = yes 163endif 164 165ifeq ($(findstring -ssse3,$(ARCH)),-ssse3) 166 sse = yes 167 sse2 = yes 168 ssse3 = yes 169endif 170 171ifeq ($(findstring -sse41,$(ARCH)),-sse41) 172 sse = yes 173 sse2 = yes 174 ssse3 = yes 175 sse41 = yes 176endif 177 178ifeq ($(findstring -modern,$(ARCH)),-modern) 179 popcnt = yes 180 sse = yes 181 sse2 = yes 182 ssse3 = yes 183 sse41 = yes 184endif 185 186ifeq ($(findstring -avx2,$(ARCH)),-avx2) 187 popcnt = yes 188 sse = yes 189 sse2 = yes 190 ssse3 = yes 191 sse41 = yes 192 avx2 = yes 193endif 194 195ifeq ($(findstring -bmi2,$(ARCH)),-bmi2) 196 popcnt = yes 197 sse = yes 198 sse2 = yes 199 ssse3 = yes 200 sse41 = yes 201 avx2 = yes 202 pext = yes 203endif 204 205ifeq ($(findstring -avx512,$(ARCH)),-avx512) 206 popcnt = yes 207 sse = yes 208 sse2 = yes 209 ssse3 = yes 210 sse41 = yes 211 avx2 = yes 212 pext = yes 213 avx512 = yes 214endif 215 216ifeq ($(findstring -vnni256,$(ARCH)),-vnni256) 217 popcnt = yes 218 sse = yes 219 sse2 = yes 220 ssse3 = yes 221 sse41 = yes 222 avx2 = yes 223 pext = yes 224 vnni256 = yes 225endif 226 227ifeq ($(findstring -vnni512,$(ARCH)),-vnni512) 228 popcnt = yes 229 sse = yes 230 sse2 = yes 231 ssse3 = yes 232 sse41 = yes 233 avx2 = yes 234 pext = yes 235 avx512 = yes 236 vnni512 = yes 237endif 238 239ifeq ($(sse),yes) 240 prefetch = yes 241endif 242 243# 64-bit pext is not available on x86-32 244ifeq ($(bits),32) 245 pext = no 246endif 247 248else 249 250# all other architectures 251 252ifeq ($(ARCH),general-32) 253 arch = any 254 bits = 32 255endif 256 257ifeq ($(ARCH),general-64) 258 arch = any 259endif 260 261ifeq ($(ARCH),armv7) 262 arch = armv7 263 prefetch = yes 264 bits = 32 265endif 266 267ifeq ($(ARCH),armv7-neon) 268 arch = armv7 269 prefetch = yes 270 popcnt = yes 271 neon = yes 272 bits = 32 273endif 274 275ifeq ($(ARCH),armv8) 276 arch = armv8 277 prefetch = yes 278 popcnt = yes 279 neon = yes 280endif 281 282ifeq ($(ARCH),apple-silicon) 283 arch = arm64 284 prefetch = yes 285 popcnt = yes 286 neon = yes 287endif 288 289ifeq ($(ARCH),ppc-32) 290 arch = ppc 291 bits = 32 292endif 293 294ifeq ($(ARCH),ppc-64) 295 arch = ppc64 296 popcnt = yes 297 prefetch = yes 298endif 299 300ifeq ($(findstring e2k,$(ARCH)),e2k) 301 arch = e2k 302 mmx = yes 303 bits = 64 304 sse = yes 305 sse2 = yes 306 ssse3 = yes 307 sse41 = yes 308 popcnt = yes 309endif 310 311endif 312 313### ========================================================================== 314### Section 3. Low-level Configuration 315### ========================================================================== 316 317### 3.1 Selecting compiler (default = gcc) 318CXXFLAGS += -Wall -Wcast-qual -fno-exceptions -std=c++17 $(EXTRACXXFLAGS) 319DEPENDFLAGS += -std=c++17 320LDFLAGS += $(EXTRALDFLAGS) 321 322ifeq ($(COMP),) 323 COMP=gcc 324endif 325 326ifeq ($(COMP),gcc) 327 comp=gcc 328 CXX=g++ 329 CXXFLAGS += -pedantic -Wextra -Wshadow 330 331 ifeq ($(arch),$(filter $(arch),armv7 armv8)) 332 ifeq ($(OS),Android) 333 CXXFLAGS += -m$(bits) 334 LDFLAGS += -m$(bits) 335 endif 336 else 337 CXXFLAGS += -m$(bits) 338 LDFLAGS += -m$(bits) 339 endif 340 341 ifeq ($(arch),$(filter $(arch),armv7)) 342 LDFLAGS += -latomic 343 endif 344 345 ifneq ($(KERNEL),Darwin) 346 LDFLAGS += -Wl,--no-as-needed 347 endif 348endif 349 350ifeq ($(COMP),mingw) 351 comp=mingw 352 353 ifeq ($(KERNEL),Linux) 354 ifeq ($(bits),64) 355 ifeq ($(shell which x86_64-w64-mingw32-c++-posix),) 356 CXX=x86_64-w64-mingw32-c++ 357 else 358 CXX=x86_64-w64-mingw32-c++-posix 359 endif 360 else 361 ifeq ($(shell which i686-w64-mingw32-c++-posix),) 362 CXX=i686-w64-mingw32-c++ 363 else 364 CXX=i686-w64-mingw32-c++-posix 365 endif 366 endif 367 else 368 CXX=g++ 369 endif 370 371 CXXFLAGS += -Wextra -Wshadow 372 LDFLAGS += -static 373endif 374 375ifeq ($(COMP),icc) 376 comp=icc 377 CXX=icpc 378 CXXFLAGS += -diag-disable 1476,10120 -Wcheck -Wabi -Wdeprecated -strict-ansi 379endif 380 381ifeq ($(COMP),clang) 382 comp=clang 383 CXX=clang++ 384 CXXFLAGS += -pedantic -Wextra -Wshadow 385 386 ifneq ($(KERNEL),Darwin) 387 ifneq ($(KERNEL),OpenBSD) 388 ifneq ($(KERNEL),FreeBSD) 389 LDFLAGS += -latomic 390 endif 391 endif 392 endif 393 394 ifeq ($(arch),$(filter $(arch),armv7 armv8)) 395 ifeq ($(OS),Android) 396 CXXFLAGS += -m$(bits) 397 LDFLAGS += -m$(bits) 398 endif 399 else 400 CXXFLAGS += -m$(bits) 401 LDFLAGS += -m$(bits) 402 endif 403endif 404 405ifeq ($(KERNEL),Darwin) 406 CXXFLAGS += -arch $(arch) -mmacosx-version-min=10.14 407 LDFLAGS += -arch $(arch) -mmacosx-version-min=10.14 408 XCRUN = xcrun 409endif 410 411# To cross-compile for Android, NDK version r21 or later is recommended. 412# In earlier NDK versions, you'll need to pass -fno-addrsig if using GNU binutils. 413# Currently we don't know how to make PGO builds with the NDK yet. 414ifeq ($(COMP),ndk) 415 CXXFLAGS += -stdlib=libc++ -fPIE 416 comp=clang 417 ifeq ($(arch),armv7) 418 CXX=armv7a-linux-androideabi16-clang++ 419 CXXFLAGS += -mthumb -march=armv7-a -mfloat-abi=softfp -mfpu=neon 420 STRIP=arm-linux-androideabi-strip 421 endif 422 ifeq ($(arch),armv8) 423 CXX=aarch64-linux-android21-clang++ 424 STRIP=aarch64-linux-android-strip 425 endif 426 LDFLAGS += -static-libstdc++ -pie -lm -latomic 427endif 428 429ifeq ($(comp),icc) 430 profile_make = icc-profile-make 431 profile_use = icc-profile-use 432else ifeq ($(comp),clang) 433 profile_make = clang-profile-make 434 profile_use = clang-profile-use 435else 436 profile_make = gcc-profile-make 437 profile_use = gcc-profile-use 438endif 439 440### Travis CI script uses COMPILER to overwrite CXX 441ifdef COMPILER 442 COMPCXX=$(COMPILER) 443endif 444 445### Allow overwriting CXX from command line 446ifdef COMPCXX 447 CXX=$(COMPCXX) 448endif 449 450### Sometimes gcc is really clang 451ifeq ($(COMP),gcc) 452 gccversion = $(shell $(CXX) --version) 453 gccisclang = $(findstring clang,$(gccversion)) 454 ifneq ($(gccisclang),) 455 profile_make = clang-profile-make 456 profile_use = clang-profile-use 457 endif 458endif 459 460### On mingw use Windows threads, otherwise POSIX 461ifneq ($(comp),mingw) 462 CXXFLAGS += -DUSE_PTHREADS 463 # On Android Bionic's C library comes with its own pthread implementation bundled in 464 ifneq ($(OS),Android) 465 # Haiku has pthreads in its libroot, so only link it in on other platforms 466 ifneq ($(KERNEL),Haiku) 467 ifneq ($(COMP),ndk) 468 LDFLAGS += -lpthread 469 endif 470 endif 471 endif 472endif 473 474### 3.2.1 Debugging 475ifeq ($(debug),no) 476 CXXFLAGS += -DNDEBUG 477else 478 CXXFLAGS += -g 479endif 480 481### 3.2.2 Debugging with undefined behavior sanitizers 482ifneq ($(sanitize),none) 483 CXXFLAGS += -g3 $(addprefix -fsanitize=,$(sanitize)) 484 LDFLAGS += $(addprefix -fsanitize=,$(sanitize)) 485endif 486 487### 3.3 Optimization 488ifeq ($(optimize),yes) 489 490 CXXFLAGS += -O3 491 492 ifeq ($(comp),gcc) 493 ifeq ($(OS), Android) 494 CXXFLAGS += -fno-gcse -mthumb -march=armv7-a -mfloat-abi=softfp 495 endif 496 endif 497 498 ifeq ($(comp),$(filter $(comp),gcc clang icc)) 499 ifeq ($(KERNEL),Darwin) 500 CXXFLAGS += -mdynamic-no-pic 501 endif 502 endif 503 504 ifeq ($(comp),clang) 505 CXXFLAGS += -fexperimental-new-pass-manager 506 endif 507endif 508 509### 3.4 Bits 510ifeq ($(bits),64) 511 CXXFLAGS += -DIS_64BIT 512endif 513 514### 3.5 prefetch 515ifeq ($(prefetch),yes) 516 ifeq ($(sse),yes) 517 CXXFLAGS += -msse 518 endif 519else 520 CXXFLAGS += -DNO_PREFETCH 521endif 522 523### 3.6 popcnt 524ifeq ($(popcnt),yes) 525 ifeq ($(arch),$(filter $(arch),ppc64 armv7 armv8 arm64)) 526 CXXFLAGS += -DUSE_POPCNT 527 else ifeq ($(comp),icc) 528 CXXFLAGS += -msse3 -DUSE_POPCNT 529 else 530 CXXFLAGS += -msse3 -mpopcnt -DUSE_POPCNT 531 endif 532endif 533 534ifeq ($(avx2),yes) 535 CXXFLAGS += -DUSE_AVX2 536 ifeq ($(comp),$(filter $(comp),gcc clang mingw)) 537 CXXFLAGS += -mavx2 538 endif 539endif 540 541ifeq ($(avx512),yes) 542 CXXFLAGS += -DUSE_AVX512 543 ifeq ($(comp),$(filter $(comp),gcc clang mingw)) 544 CXXFLAGS += -mavx512f -mavx512bw 545 endif 546endif 547 548ifeq ($(vnni256),yes) 549 CXXFLAGS += -DUSE_VNNI 550 ifeq ($(comp),$(filter $(comp),gcc clang mingw)) 551 CXXFLAGS += -mavx512f -mavx512bw -mavx512vnni -mavx512dq -mavx512vl -mprefer-vector-width=256 552 endif 553endif 554 555ifeq ($(vnni512),yes) 556 CXXFLAGS += -DUSE_VNNI 557 ifeq ($(comp),$(filter $(comp),gcc clang mingw)) 558 CXXFLAGS += -mavx512vnni -mavx512dq -mavx512vl 559 endif 560endif 561 562ifeq ($(sse41),yes) 563 CXXFLAGS += -DUSE_SSE41 564 ifeq ($(comp),$(filter $(comp),gcc clang mingw)) 565 CXXFLAGS += -msse4.1 566 endif 567endif 568 569ifeq ($(ssse3),yes) 570 CXXFLAGS += -DUSE_SSSE3 571 ifeq ($(comp),$(filter $(comp),gcc clang mingw)) 572 CXXFLAGS += -mssse3 573 endif 574endif 575 576ifeq ($(sse2),yes) 577 CXXFLAGS += -DUSE_SSE2 578 ifeq ($(comp),$(filter $(comp),gcc clang mingw)) 579 CXXFLAGS += -msse2 580 endif 581endif 582 583ifeq ($(mmx),yes) 584 CXXFLAGS += -DUSE_MMX 585 ifeq ($(comp),$(filter $(comp),gcc clang mingw)) 586 CXXFLAGS += -mmmx 587 endif 588endif 589 590ifeq ($(neon),yes) 591 CXXFLAGS += -DUSE_NEON 592 ifeq ($(KERNEL),Linux) 593 ifneq ($(COMP),ndk) 594 ifneq ($(arch),armv8) 595 CXXFLAGS += -mfpu=neon 596 endif 597 endif 598 endif 599endif 600 601### 3.7 pext 602ifeq ($(pext),yes) 603 CXXFLAGS += -DUSE_PEXT 604 ifeq ($(comp),$(filter $(comp),gcc clang mingw)) 605 CXXFLAGS += -mbmi2 606 endif 607endif 608 609### 3.8 Link Time Optimization 610### This is a mix of compile and link time options because the lto link phase 611### needs access to the optimization flags. 612ifeq ($(optimize),yes) 613ifeq ($(debug), no) 614 ifeq ($(comp),clang) 615 CXXFLAGS += -flto 616 ifneq ($(findstring MINGW,$(KERNEL)),) 617 CXXFLAGS += -fuse-ld=lld 618 else ifneq ($(findstring MSYS,$(KERNEL)),) 619 CXXFLAGS += -fuse-ld=lld 620 endif 621 LDFLAGS += $(CXXFLAGS) 622 623# GCC and CLANG use different methods for parallelizing LTO and CLANG pretends to be 624# GCC on some systems. 625 else ifeq ($(comp),gcc) 626 ifeq ($(gccisclang),) 627 CXXFLAGS += -flto 628 LDFLAGS += $(CXXFLAGS) 629 ifneq ($(findstring MINGW,$(KERNEL)),) 630 LDFLAGS += -save-temps 631 else ifneq ($(findstring MSYS,$(KERNEL)),) 632 LDFLAGS += -save-temps 633 endif 634 else 635 CXXFLAGS += -flto 636 LDFLAGS += $(CXXFLAGS) 637 endif 638 639# To use LTO and static linking on windows, the tool chain requires a recent gcc: 640# gcc version 10.1 in msys2 or TDM-GCC version 9.2 are known to work, older might not. 641# So, only enable it for a cross from Linux by default. 642 else ifeq ($(comp),mingw) 643 ifeq ($(KERNEL),Linux) 644 ifneq ($(arch),i386) 645 CXXFLAGS += -flto 646 LDFLAGS += $(CXXFLAGS) 647 endif 648 endif 649 endif 650endif 651endif 652 653### 3.9 Android 5 can only run position independent executables. Note that this 654### breaks Android 4.0 and earlier. 655ifeq ($(OS), Android) 656 CXXFLAGS += -fPIE 657 LDFLAGS += -fPIE -pie 658endif 659 660### ========================================================================== 661### Section 4. Public Targets 662### ========================================================================== 663 664 665help: 666 @echo "" 667 @echo "To compile stockfish, type: " 668 @echo "" 669 @echo "make target ARCH=arch [COMP=compiler] [COMPCXX=cxx]" 670 @echo "" 671 @echo "Supported targets:" 672 @echo "" 673 @echo "help > Display architecture details" 674 @echo "build > Standard build" 675 @echo "net > Download the default nnue net" 676 @echo "profile-build > Faster build (with profile-guided optimization)" 677 @echo "strip > Strip executable" 678 @echo "install > Install executable" 679 @echo "clean > Clean up" 680 @echo "" 681 @echo "Supported archs:" 682 @echo "" 683 @echo "x86-64-vnni512 > x86 64-bit with vnni support 512bit wide" 684 @echo "x86-64-vnni256 > x86 64-bit with vnni support 256bit wide" 685 @echo "x86-64-avx512 > x86 64-bit with avx512 support" 686 @echo "x86-64-bmi2 > x86 64-bit with bmi2 support" 687 @echo "x86-64-avx2 > x86 64-bit with avx2 support" 688 @echo "x86-64-sse41-popcnt > x86 64-bit with sse41 and popcnt support" 689 @echo "x86-64-modern > common modern CPU, currently x86-64-sse41-popcnt" 690 @echo "x86-64-ssse3 > x86 64-bit with ssse3 support" 691 @echo "x86-64-sse3-popcnt > x86 64-bit with sse3 and popcnt support" 692 @echo "x86-64 > x86 64-bit generic (with sse2 support)" 693 @echo "x86-32-sse41-popcnt > x86 32-bit with sse41 and popcnt support" 694 @echo "x86-32-sse2 > x86 32-bit with sse2 support" 695 @echo "x86-32 > x86 32-bit generic (with mmx and sse support)" 696 @echo "ppc-64 > PPC 64-bit" 697 @echo "ppc-32 > PPC 32-bit" 698 @echo "armv7 > ARMv7 32-bit" 699 @echo "armv7-neon > ARMv7 32-bit with popcnt and neon" 700 @echo "armv8 > ARMv8 64-bit with popcnt and neon" 701 @echo "e2k > Elbrus 2000" 702 @echo "apple-silicon > Apple silicon ARM64" 703 @echo "general-64 > unspecified 64-bit" 704 @echo "general-32 > unspecified 32-bit" 705 @echo "" 706 @echo "Supported compilers:" 707 @echo "" 708 @echo "gcc > Gnu compiler (default)" 709 @echo "mingw > Gnu compiler with MinGW under Windows" 710 @echo "clang > LLVM Clang compiler" 711 @echo "icc > Intel compiler" 712 @echo "ndk > Google NDK to cross-compile for Android" 713 @echo "" 714 @echo "Simple examples. If you don't know what to do, you likely want to run: " 715 @echo "" 716 @echo "make -j build ARCH=x86-64 (A portable, slow compile for 64-bit systems)" 717 @echo "make -j build ARCH=x86-32 (A portable, slow compile for 32-bit systems)" 718 @echo "" 719 @echo "Advanced examples, for experienced users looking for performance: " 720 @echo "" 721 @echo "make help ARCH=x86-64-bmi2" 722 @echo "make -j profile-build ARCH=x86-64-bmi2 COMP=gcc COMPCXX=g++ 723 @echo "make -j build ARCH=x86-64-ssse3 COMP=clang" 724 @echo "" 725 @echo "-------------------------------" 726ifeq ($(SUPPORTED_ARCH)$(help_skip_sanity), true) 727 @echo "The selected architecture $(ARCH) will enable the following configuration: " 728 @$(MAKE) ARCH=$(ARCH) COMP=$(COMP) config-sanity 729else 730 @echo "Specify a supported architecture with the ARCH option for more details" 731 @echo "" 732endif 733 734 735.PHONY: help build profile-build strip install clean net objclean profileclean \ 736 config-sanity icc-profile-use icc-profile-make gcc-profile-use gcc-profile-make \ 737 clang-profile-use clang-profile-make 738 739build: net config-sanity 740 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) all 741 742profile-build: net config-sanity objclean profileclean 743 @echo "" 744 @echo "Step 1/4. Building instrumented executable ..." 745 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_make) 746 @echo "" 747 @echo "Step 2/4. Running benchmark for pgo-build ..." 748 $(PGOBENCH) > /dev/null 749 @echo "" 750 @echo "Step 3/4. Building optimized executable ..." 751 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) objclean 752 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) $(profile_use) 753 @echo "" 754 @echo "Step 4/4. Deleting profile data ..." 755 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) profileclean 756 757strip: 758 $(STRIP) $(EXE) 759 760install: 761 -mkdir -p -m 755 $(BINDIR) 762 -cp $(EXE) $(BINDIR) 763 -strip $(BINDIR)/$(EXE) 764 765# clean all 766clean: objclean profileclean 767 @rm -f .depend *~ core 768 769# evaluation network (nnue) 770net: 771 $(eval nnuenet := $(shell grep EvalFileDefaultName evaluate.h | grep define | sed 's/.*\(nn-[a-z0-9]\{12\}.nnue\).*/\1/')) 772 @echo "Default net: $(nnuenet)" 773 $(eval nnuedownloadurl := https://tests.stockfishchess.org/api/nn/$(nnuenet)) 774 $(eval curl_or_wget := $(shell if hash curl 2>/dev/null; then echo "curl -skL"; elif hash wget 2>/dev/null; then echo "wget -qO-"; fi)) 775 @if test -f "$(nnuenet)"; then \ 776 echo "Already available."; \ 777 else \ 778 if [ "x$(curl_or_wget)" = "x" ]; then \ 779 echo "Automatic download failed: neither curl nor wget is installed. Install one of these tools or download the net manually"; exit 1; \ 780 else \ 781 echo "Downloading $(nnuedownloadurl)"; $(curl_or_wget) $(nnuedownloadurl) > $(nnuenet);\ 782 fi; \ 783 fi; 784 $(eval shasum_command := $(shell if hash shasum 2>/dev/null; then echo "shasum -a 256 "; elif hash sha256sum 2>/dev/null; then echo "sha256sum "; fi)) 785 @if [ "x$(shasum_command)" != "x" ]; then \ 786 if [ "$(nnuenet)" != "nn-"`$(shasum_command) $(nnuenet) | cut -c1-12`".nnue" ]; then \ 787 echo "Failed download or $(nnuenet) corrupted, please delete!"; exit 1; \ 788 fi \ 789 else \ 790 echo "shasum / sha256sum not found, skipping net validation"; \ 791 fi 792 793# clean binaries and objects 794objclean: 795 @rm -f $(EXE) *.o ./syzygy/*.o ./nnue/*.o ./nnue/features/*.o 796 797# clean auxiliary profiling files 798profileclean: 799 @rm -rf profdir 800 @rm -f bench.txt *.gcda *.gcno ./syzygy/*.gcda ./nnue/*.gcda ./nnue/features/*.gcda *.s 801 @rm -f stockfish.profdata *.profraw 802 @rm -f stockfish.exe.lto_wrapper_args 803 @rm -f stockfish.exe.ltrans.out 804 @rm -f ./-lstdc++.res 805 806default: 807 help 808 809### ========================================================================== 810### Section 5. Private Targets 811### ========================================================================== 812 813all: $(EXE) .depend 814 815config-sanity: net 816 @echo "" 817 @echo "Config:" 818 @echo "debug: '$(debug)'" 819 @echo "sanitize: '$(sanitize)'" 820 @echo "optimize: '$(optimize)'" 821 @echo "arch: '$(arch)'" 822 @echo "bits: '$(bits)'" 823 @echo "kernel: '$(KERNEL)'" 824 @echo "os: '$(OS)'" 825 @echo "prefetch: '$(prefetch)'" 826 @echo "popcnt: '$(popcnt)'" 827 @echo "pext: '$(pext)'" 828 @echo "sse: '$(sse)'" 829 @echo "mmx: '$(mmx)'" 830 @echo "sse2: '$(sse2)'" 831 @echo "ssse3: '$(ssse3)'" 832 @echo "sse41: '$(sse41)'" 833 @echo "avx2: '$(avx2)'" 834 @echo "avx512: '$(avx512)'" 835 @echo "vnni256: '$(vnni256)'" 836 @echo "vnni512: '$(vnni512)'" 837 @echo "neon: '$(neon)'" 838 @echo "" 839 @echo "Flags:" 840 @echo "CXX: $(CXX)" 841 @echo "CXXFLAGS: $(CXXFLAGS)" 842 @echo "LDFLAGS: $(LDFLAGS)" 843 @echo "" 844 @echo "Testing config sanity. If this fails, try 'make help' ..." 845 @echo "" 846 @test "$(debug)" = "yes" || test "$(debug)" = "no" 847 @test "$(optimize)" = "yes" || test "$(optimize)" = "no" 848 @test "$(SUPPORTED_ARCH)" = "true" 849 @test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \ 850 test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || test "$(arch)" = "e2k" || \ 851 test "$(arch)" = "armv7" || test "$(arch)" = "armv8" || test "$(arch)" = "arm64" 852 @test "$(bits)" = "32" || test "$(bits)" = "64" 853 @test "$(prefetch)" = "yes" || test "$(prefetch)" = "no" 854 @test "$(popcnt)" = "yes" || test "$(popcnt)" = "no" 855 @test "$(pext)" = "yes" || test "$(pext)" = "no" 856 @test "$(sse)" = "yes" || test "$(sse)" = "no" 857 @test "$(mmx)" = "yes" || test "$(mmx)" = "no" 858 @test "$(sse2)" = "yes" || test "$(sse2)" = "no" 859 @test "$(ssse3)" = "yes" || test "$(ssse3)" = "no" 860 @test "$(sse41)" = "yes" || test "$(sse41)" = "no" 861 @test "$(avx2)" = "yes" || test "$(avx2)" = "no" 862 @test "$(avx512)" = "yes" || test "$(avx512)" = "no" 863 @test "$(vnni256)" = "yes" || test "$(vnni256)" = "no" 864 @test "$(vnni512)" = "yes" || test "$(vnni512)" = "no" 865 @test "$(neon)" = "yes" || test "$(neon)" = "no" 866 @test "$(comp)" = "gcc" || test "$(comp)" = "icc" || test "$(comp)" = "mingw" || test "$(comp)" = "clang" \ 867 || test "$(comp)" = "armv7a-linux-androideabi16-clang" || test "$(comp)" = "aarch64-linux-android21-clang" 868 869$(EXE): $(OBJS) 870 +$(CXX) -o $@ $(OBJS) $(LDFLAGS) 871 872clang-profile-make: 873 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \ 874 EXTRACXXFLAGS='-fprofile-instr-generate ' \ 875 EXTRALDFLAGS=' -fprofile-instr-generate' \ 876 all 877 878clang-profile-use: 879 $(XCRUN) llvm-profdata merge -output=stockfish.profdata *.profraw 880 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \ 881 EXTRACXXFLAGS='-fprofile-instr-use=stockfish.profdata' \ 882 EXTRALDFLAGS='-fprofile-use ' \ 883 all 884 885gcc-profile-make: 886 @mkdir -p profdir 887 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \ 888 EXTRACXXFLAGS='-fprofile-generate=profdir' \ 889 EXTRALDFLAGS='-lgcov' \ 890 all 891 892gcc-profile-use: 893 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \ 894 EXTRACXXFLAGS='-fprofile-use=profdir -fno-peel-loops -fno-tracer' \ 895 EXTRALDFLAGS='-lgcov' \ 896 all 897 898icc-profile-make: 899 @mkdir -p profdir 900 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \ 901 EXTRACXXFLAGS='-prof-gen=srcpos -prof_dir ./profdir' \ 902 all 903 904icc-profile-use: 905 $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \ 906 EXTRACXXFLAGS='-prof_use -prof_dir ./profdir' \ 907 all 908 909.depend: 910 -@$(CXX) $(DEPENDFLAGS) -MM $(SRCS) > $@ 2> /dev/null 911 912-include .depend 913