X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2FMakefile;h=a0f098fa67800061eb4084f2be86c380f35adea9;hb=af110e02ec96cdb46cf84c68252a1da15a902395;hp=1d5137d1c507c164315cfc0100bf6f3dd7fb2fbf;hpb=234d2156fdf011a7bb850e3d6172ed2290ab3ad2;p=stockfish diff --git a/src/Makefile b/src/Makefile index 1d5137d1..a0f098fa 100644 --- a/src/Makefile +++ b/src/Makefile @@ -1,5 +1,5 @@ # Stockfish, a UCI chess playing engine derived from Glaurung 2.1 -# Copyright (C) 2004-2022 The Stockfish developers (see AUTHORS file) +# Copyright (C) 2004-2023 The Stockfish developers (see AUTHORS file) # # Stockfish is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -56,8 +56,8 @@ else endif ### Source and object files -SRCS = benchmark.cpp bitbase.cpp bitboard.cpp endgame.cpp evaluate.cpp main.cpp \ - material.cpp misc.cpp movegen.cpp movepick.cpp pawns.cpp position.cpp psqt.cpp \ +SRCS = benchmark.cpp bitboard.cpp evaluate.cpp main.cpp \ + misc.cpp movegen.cpp movepick.cpp position.cpp psqt.cpp \ search.cpp thread.cpp timeman.cpp tt.cpp uci.cpp ucioption.cpp tune.cpp syzygy/tbprobe.cpp \ nnue/evaluate_nnue.cpp nnue/features/half_ka_v2_hm.cpp @@ -69,32 +69,33 @@ VPATH = syzygy:nnue:nnue/features ### Section 2. High-level Configuration ### ========================================================================== # -# flag --- Comp switch --- Description +# flag --- Comp switch --- Description # ---------------------------------------------------------------------------- # -# debug = yes/no --- -DNDEBUG --- Enable/Disable debug mode +# debug = yes/no --- -DNDEBUG --- Enable/Disable debug mode # sanitize = none/ ... (-fsanitize ) -# --- ( undefined ) --- enable undefined behavior checks -# --- ( thread ) --- enable threading error checks -# --- ( address ) --- enable memory access checks -# --- ...etc... --- see compiler documentation for supported sanitizers -# 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 asm-instruction -# popcnt = yes/no --- -DUSE_POPCNT --- Use popcnt asm-instruction -# pext = yes/no --- -DUSE_PEXT --- Use pext x86_64 asm-instruction -# sse = yes/no --- -msse --- Use Intel Streaming SIMD Extensions -# mmx = yes/no --- -mmmx --- Use Intel MMX instructions -# sse2 = yes/no --- -msse2 --- Use Intel Streaming SIMD Extensions 2 -# ssse3 = yes/no --- -mssse3 --- Use Intel Supplemental Streaming SIMD Extensions 3 -# sse41 = yes/no --- -msse4.1 --- Use Intel Streaming SIMD Extensions 4.1 -# avx2 = yes/no --- -mavx2 --- Use Intel Advanced Vector Extensions 2 -# avxvnni = yes/no --- -mavxvnni --- Use Intel Vector Neural Network Instructions AVX -# avx512 = yes/no --- -mavx512bw --- Use Intel Advanced Vector Extensions 512 -# vnni256 = yes/no --- -mavx512vnni --- Use Intel Vector Neural Network Instructions 256 -# vnni512 = yes/no --- -mavx512vnni --- Use Intel Vector Neural Network Instructions 512 -# neon = yes/no --- -DUSE_NEON --- Use ARM SIMD architecture +# --- ( undefined ) --- enable undefined behavior checks +# --- ( thread ) --- enable threading error checks +# --- ( address ) --- enable memory access checks +# --- ...etc... --- see compiler documentation for supported sanitizers +# 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 asm-instruction +# popcnt = yes/no --- -DUSE_POPCNT --- Use popcnt asm-instruction +# pext = yes/no --- -DUSE_PEXT --- Use pext x86_64 asm-instruction +# sse = yes/no --- -msse --- Use Intel Streaming SIMD Extensions +# mmx = yes/no --- -mmmx --- Use Intel MMX instructions +# sse2 = yes/no --- -msse2 --- Use Intel Streaming SIMD Extensions 2 +# ssse3 = yes/no --- -mssse3 --- Use Intel Supplemental Streaming SIMD Extensions 3 +# sse41 = yes/no --- -msse4.1 --- Use Intel Streaming SIMD Extensions 4.1 +# avx2 = yes/no --- -mavx2 --- Use Intel Advanced Vector Extensions 2 +# avxvnni = yes/no --- -mavxvnni --- Use Intel Vector Neural Network Instructions AVX +# avx512 = yes/no --- -mavx512bw --- Use Intel Advanced Vector Extensions 512 +# vnni256 = yes/no --- -mavx256vnni --- Use Intel Vector Neural Network Instructions 512 with 256bit operands +# vnni512 = yes/no --- -mavx512vnni --- Use Intel Vector Neural Network Instructions 512 +# neon = yes/no --- -DUSE_NEON --- Use ARM SIMD architecture +# dotprod = yes/no --- -DUSE_NEON_DOTPROD --- Use ARM advanced SIMD Int8 dot product instructions # # 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 @@ -116,7 +117,7 @@ ifeq ($(ARCH), $(filter $(ARCH), \ x86-64-vnni512 x86-64-vnni256 x86-64-avx512 x86-64-avxvnni x86-64-bmi2 \ x86-64-avx2 x86-64-sse41-popcnt x86-64-modern x86-64-ssse3 x86-64-sse3-popcnt \ x86-64 x86-32-sse41-popcnt x86-32-sse2 x86-32 ppc-64 ppc-32 e2k \ - armv7 armv7-neon armv8 apple-silicon general-64 general-32)) + armv7 armv7-neon armv8 armv8-dotprod apple-silicon general-64 general-32 riscv64)) SUPPORTED_ARCH=true else SUPPORTED_ARCH=false @@ -140,6 +141,7 @@ avx512 = no vnni256 = no vnni512 = no neon = no +dotprod = no arm_version = 0 STRIP = strip @@ -308,11 +310,21 @@ ifeq ($(ARCH),armv8) arm_version = 8 endif +ifeq ($(ARCH),armv8-dotprod) + arch = armv8 + prefetch = yes + popcnt = yes + neon = yes + dotprod = yes + arm_version = 8 +endif + ifeq ($(ARCH),apple-silicon) arch = arm64 prefetch = yes popcnt = yes neon = yes + dotprod = yes arm_version = 8 endif @@ -338,7 +350,11 @@ ifeq ($(findstring e2k,$(ARCH)),e2k) popcnt = yes endif +ifeq ($(ARCH),riscv64) + arch = riscv64 endif +endif + ### ========================================================================== ### Section 3. Low-level Configuration @@ -362,13 +378,16 @@ endif ifeq ($(COMP),gcc) comp=gcc CXX=g++ - CXXFLAGS += -pedantic -Wextra -Wshadow + CXXFLAGS += -pedantic -Wextra -Wshadow -Wmissing-declarations - ifeq ($(arch),$(filter $(arch),armv7 armv8)) + ifeq ($(arch),$(filter $(arch),armv7 armv8 riscv64)) ifeq ($(OS),Android) CXXFLAGS += -m$(bits) LDFLAGS += -m$(bits) endif + ifeq ($(ARCH),riscv64) + CXXFLAGS += -latomic + endif else CXXFLAGS += -m$(bits) LDFLAGS += -m$(bits) @@ -403,13 +422,14 @@ ifeq ($(COMP),mingw) CXX=i686-w64-mingw32-c++-posix endif endif - CXXFLAGS += -pedantic -Wextra -Wshadow + CXXFLAGS += -pedantic -Wextra -Wshadow -Wmissing-declarations endif -ifeq ($(COMP),icc) - comp=icc - CXX=icpc - CXXFLAGS += -diag-disable 1476,10120 -Wcheck -Wabi -Wdeprecated -strict-ansi +ifeq ($(COMP),icx) + comp=icx + CXX=icpx + CXXFLAGS += --intel -pedantic -Wextra -Wshadow -Wmissing-prototypes \ + -Wconditional-uninitialized -Wabi -Wdeprecated endif ifeq ($(COMP),clang) @@ -419,7 +439,8 @@ ifeq ($(COMP),clang) CXX=x86_64-w64-mingw32-clang++ endif - CXXFLAGS += -pedantic -Wextra -Wshadow + CXXFLAGS += -pedantic -Wextra -Wshadow -Wmissing-prototypes \ + -Wconditional-uninitialized ifeq ($(filter $(KERNEL),Darwin OpenBSD FreeBSD),) ifeq ($(target_windows),) @@ -429,11 +450,14 @@ ifeq ($(COMP),clang) endif endif - ifeq ($(arch),$(filter $(arch),armv7 armv8)) + ifeq ($(arch),$(filter $(arch),armv7 armv8 riscv64)) ifeq ($(OS),Android) CXXFLAGS += -m$(bits) LDFLAGS += -m$(bits) endif + ifeq ($(ARCH),riscv64) + CXXFLAGS += -latomic + endif else CXXFLAGS += -m$(bits) LDFLAGS += -m$(bits) @@ -476,9 +500,9 @@ ifeq ($(COMP),ndk) LDFLAGS += -static-libstdc++ -pie -lm -latomic endif -ifeq ($(comp),icc) - profile_make = icc-profile-make - profile_use = icc-profile-use +ifeq ($(comp),icx) + profile_make = icx-profile-make + profile_use = icx-profile-use else ifeq ($(comp),clang) profile_make = clang-profile-make profile_use = clang-profile-use @@ -502,7 +526,7 @@ endif ### Sometimes gcc is really clang ifeq ($(COMP),gcc) - gccversion = $(shell $(CXX) --version) + gccversion = $(shell $(CXX) --version 2>/dev/null) gccisclang = $(findstring clang,$(gccversion)) ifneq ($(gccisclang),) profile_make = clang-profile-make @@ -549,7 +573,7 @@ ifeq ($(optimize),yes) endif ifeq ($(KERNEL),Darwin) - ifeq ($(comp),$(filter $(comp),clang icc)) + ifeq ($(comp),$(filter $(comp),clang icx)) CXXFLAGS += -mdynamic-no-pic endif @@ -561,7 +585,10 @@ ifeq ($(optimize),yes) endif ifeq ($(comp),clang) - CXXFLAGS += -fexperimental-new-pass-manager + clangmajorversion = $(shell $(CXX) -dumpversion 2>/dev/null | cut -f1 -d.) + ifeq ($(shell expr $(clangmajorversion) \< 16),1) + CXXFLAGS += -fexperimental-new-pass-manager + endif endif endif @@ -582,8 +609,6 @@ endif ifeq ($(popcnt),yes) ifeq ($(arch),$(filter $(arch),ppc64 armv7 armv8 arm64)) CXXFLAGS += -DUSE_POPCNT - else ifeq ($(comp),icc) - CXXFLAGS += -msse3 -DUSE_POPCNT else CXXFLAGS += -msse3 -mpopcnt -DUSE_POPCNT endif @@ -592,63 +617,63 @@ endif ### 3.6 SIMD architectures ifeq ($(avx2),yes) CXXFLAGS += -DUSE_AVX2 - ifeq ($(comp),$(filter $(comp),gcc clang mingw)) - CXXFLAGS += -mavx2 + ifeq ($(comp),$(filter $(comp),gcc clang mingw icx)) + CXXFLAGS += -mavx2 -mbmi endif endif ifeq ($(avxvnni),yes) CXXFLAGS += -DUSE_VNNI -DUSE_AVXVNNI - ifeq ($(comp),$(filter $(comp),gcc clang mingw)) + ifeq ($(comp),$(filter $(comp),gcc clang mingw icx)) CXXFLAGS += -mavxvnni endif endif ifeq ($(avx512),yes) CXXFLAGS += -DUSE_AVX512 - ifeq ($(comp),$(filter $(comp),gcc clang mingw)) + ifeq ($(comp),$(filter $(comp),gcc clang mingw icx)) CXXFLAGS += -mavx512f -mavx512bw endif endif ifeq ($(vnni256),yes) CXXFLAGS += -DUSE_VNNI - ifeq ($(comp),$(filter $(comp),gcc clang mingw)) + ifeq ($(comp),$(filter $(comp),gcc clang mingw icx)) CXXFLAGS += -mavx512f -mavx512bw -mavx512vnni -mavx512dq -mavx512vl -mprefer-vector-width=256 endif endif ifeq ($(vnni512),yes) CXXFLAGS += -DUSE_VNNI - ifeq ($(comp),$(filter $(comp),gcc clang mingw)) - CXXFLAGS += -mavx512vnni -mavx512dq -mavx512vl + ifeq ($(comp),$(filter $(comp),gcc clang mingw icx)) + CXXFLAGS += -mavx512f -mavx512bw -mavx512vnni -mavx512dq -mavx512vl -mprefer-vector-width=512 endif endif ifeq ($(sse41),yes) CXXFLAGS += -DUSE_SSE41 - ifeq ($(comp),$(filter $(comp),gcc clang mingw)) + ifeq ($(comp),$(filter $(comp),gcc clang mingw icx)) CXXFLAGS += -msse4.1 endif endif ifeq ($(ssse3),yes) CXXFLAGS += -DUSE_SSSE3 - ifeq ($(comp),$(filter $(comp),gcc clang mingw)) + ifeq ($(comp),$(filter $(comp),gcc clang mingw icx)) CXXFLAGS += -mssse3 endif endif ifeq ($(sse2),yes) CXXFLAGS += -DUSE_SSE2 - ifeq ($(comp),$(filter $(comp),gcc clang mingw)) + ifeq ($(comp),$(filter $(comp),gcc clang mingw icx)) CXXFLAGS += -msse2 endif endif ifeq ($(mmx),yes) CXXFLAGS += -DUSE_MMX - ifeq ($(comp),$(filter $(comp),gcc clang mingw)) + ifeq ($(comp),$(filter $(comp),gcc clang mingw icx)) CXXFLAGS += -mmmx endif endif @@ -664,21 +689,40 @@ ifeq ($(neon),yes) endif endif +ifeq ($(dotprod),yes) + CXXFLAGS += -march=armv8.2-a+dotprod -DUSE_NEON_DOTPROD +endif + ### 3.7 pext ifeq ($(pext),yes) CXXFLAGS += -DUSE_PEXT - ifeq ($(comp),$(filter $(comp),gcc clang mingw)) + ifeq ($(comp),$(filter $(comp),gcc clang mingw icx)) CXXFLAGS += -mbmi2 endif endif +### 3.7.1 Try to include git commit sha for versioning +GIT_SHA = $(shell git rev-parse HEAD 2>/dev/null | cut -c 1-8) +ifneq ($(GIT_SHA), ) + CXXFLAGS += -DGIT_SHA=$(GIT_SHA) +endif + +### 3.7.2 Try to include git commit date for versioning +GIT_DATE = $(shell git show -s --date=format:'%Y%m%d' --format=%cd HEAD 2>/dev/null) +ifneq ($(GIT_DATE), ) + CXXFLAGS += -DGIT_DATE=$(GIT_DATE) +endif + ### 3.8 Link Time Optimization ### This is a mix of compile and link time options because the lto link phase ### needs access to the optimization flags. ifeq ($(optimize),yes) ifeq ($(debug), no) - ifeq ($(comp),clang) + ifeq ($(comp),$(filter $(comp),clang icx)) CXXFLAGS += -flto=full + ifeq ($(comp),icx) + CXXFLAGS += -fwhole-program-vtables + endif ifeq ($(target_windows),yes) CXXFLAGS += -fuse-ld=lld endif @@ -725,19 +769,19 @@ help: @echo "Supported targets:" @echo "" @echo "help > Display architecture details" - @echo "build > Standard build" + @echo "profile-build > standard build with profile-guided optimization" + @echo "build > skip profile-guided optimization" @echo "net > Download the default nnue net" - @echo "profile-build > Faster build (with profile-guided optimization)" @echo "strip > Strip executable" @echo "install > Install executable" @echo "clean > Clean up" @echo "" @echo "Supported archs:" @echo "" - @echo "x86-64-vnni512 > x86 64-bit with vnni support 512bit wide" - @echo "x86-64-vnni256 > x86 64-bit with vnni support 256bit wide" + @echo "x86-64-vnni512 > x86 64-bit with vnni 512bit support" + @echo "x86-64-vnni256 > x86 64-bit with vnni 512bit support, limit operands to 256bit wide" @echo "x86-64-avx512 > x86 64-bit with avx512 support" - @echo "x86-64-avxvnni > x86 64-bit with avxvnni support" + @echo "x86-64-avxvnni > x86 64-bit with vnni 256bit support" @echo "x86-64-bmi2 > x86 64-bit with bmi2 support" @echo "x86-64-avx2 > x86 64-bit with avx2 support" @echo "x86-64-sse41-popcnt > x86 64-bit with sse41 and popcnt support" @@ -753,27 +797,30 @@ help: @echo "armv7 > ARMv7 32-bit" @echo "armv7-neon > ARMv7 32-bit with popcnt and neon" @echo "armv8 > ARMv8 64-bit with popcnt and neon" + @echo "armv8-dotprod > ARMv8 64-bit with popcnt, neon and dot product support" @echo "e2k > Elbrus 2000" @echo "apple-silicon > Apple silicon ARM64" @echo "general-64 > unspecified 64-bit" @echo "general-32 > unspecified 32-bit" + @echo "riscv64 > RISC-V 64-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 "icx > Intel oneAPI DPC++/C++ Compiler" @echo "ndk > Google NDK to cross-compile for Android" @echo "" - @echo "Simple examples. If you don't know what to do, you likely want to run: " + @echo "Simple examples. If you don't know what to do, you likely want to run one of: " @echo "" - @echo "make -j build ARCH=x86-64 (A portable, slow compile for 64-bit systems)" - @echo "make -j build ARCH=x86-32 (A portable, slow compile for 32-bit systems)" + @echo "make -j profile-build ARCH=x86-64-avx2 # typically a fast compile for common systems " + @echo "make -j profile-build ARCH=x86-64-modern # A more portable compile for 64-bit systems " + @echo "make -j profile-build ARCH=x86-64 # A portable compile for 64-bit systems " @echo "" - @echo "Advanced examples, for experienced users looking for performance: " + @echo "Advanced examples, for experienced users: " @echo "" - @echo "make help ARCH=x86-64-bmi2" + @echo "make -j profile-build ARCH=x86-64-bmi2" @echo "make -j profile-build ARCH=x86-64-bmi2 COMP=gcc COMPCXX=g++-9.0" @echo "make -j build ARCH=x86-64-ssse3 COMP=clang" @echo "" @@ -788,8 +835,10 @@ endif .PHONY: help build profile-build strip install clean net objclean profileclean \ - config-sanity icc-profile-use icc-profile-make gcc-profile-use gcc-profile-make \ - clang-profile-use clang-profile-make + config-sanity \ + icx-profile-use icx-profile-make \ + gcc-profile-use gcc-profile-make \ + clang-profile-use clang-profile-make FORCE build: net config-sanity $(MAKE) ARCH=$(ARCH) COMP=$(COMP) all @@ -829,7 +878,7 @@ net: $(eval nnuedownloadurl2 := https://github.com/official-stockfish/networks/raw/master/$(nnuenet)) $(eval curl_or_wget := $(shell if hash curl 2>/dev/null; then echo "curl -skL"; elif hash wget 2>/dev/null; then echo "wget -qO-"; fi)) @if [ "x$(curl_or_wget)" = "x" ]; then \ - echo "Automatic download failed: neither curl nor wget is installed. Install one of these tools or download the net manually"; exit 1; \ + echo "Neither curl nor wget is installed. Install one of these tools unless the net has been downloaded manually"; \ fi $(eval shasum_command := $(shell if hash shasum 2>/dev/null; then echo "shasum -a 256 "; elif hash sha256sum 2>/dev/null; then echo "sha256sum "; fi)) @if [ "x$(shasum_command)" = "x" ]; then \ @@ -840,7 +889,9 @@ net: echo "$(nnuenet) available."; \ else \ if [ "x$(curl_or_wget)" != "x" ]; then \ - echo "Downloading $${nnuedownloadurl}"; $(curl_or_wget) $${nnuedownloadurl} > $(nnuenet);\ + echo "Downloading $${nnuedownloadurl}"; $(curl_or_wget) $${nnuedownloadurl} > $(nnuenet);\ + else \ + echo "No net found and download not possible"; exit 1;\ fi; \ fi; \ if [ "x$(shasum_command)" != "x" ]; then \ @@ -902,7 +953,9 @@ config-sanity: net @echo "vnni256: '$(vnni256)'" @echo "vnni512: '$(vnni512)'" @echo "neon: '$(neon)'" + @echo "dotprod: '$(dotprod)'" @echo "arm_version: '$(arm_version)'" + @echo "target_windows: '$(target_windows)'" @echo "" @echo "Flags:" @echo "CXX: $(CXX)" @@ -916,7 +969,7 @@ config-sanity: net @test "$(SUPPORTED_ARCH)" = "true" @test "$(arch)" = "any" || test "$(arch)" = "x86_64" || test "$(arch)" = "i386" || \ test "$(arch)" = "ppc64" || test "$(arch)" = "ppc" || test "$(arch)" = "e2k" || \ - test "$(arch)" = "armv7" || test "$(arch)" = "armv8" || test "$(arch)" = "arm64" + test "$(arch)" = "armv7" || test "$(arch)" = "armv8" || test "$(arch)" = "arm64" || test "$(arch)" = "riscv64" @test "$(bits)" = "32" || test "$(bits)" = "64" @test "$(prefetch)" = "yes" || test "$(prefetch)" = "no" @test "$(popcnt)" = "yes" || test "$(popcnt)" = "no" @@ -931,12 +984,16 @@ config-sanity: net @test "$(vnni256)" = "yes" || test "$(vnni256)" = "no" @test "$(vnni512)" = "yes" || test "$(vnni512)" = "no" @test "$(neon)" = "yes" || test "$(neon)" = "no" - @test "$(comp)" = "gcc" || test "$(comp)" = "icc" || test "$(comp)" = "mingw" || test "$(comp)" = "clang" \ + @test "$(comp)" = "gcc" || test "$(comp)" = "icx" || test "$(comp)" = "mingw" || test "$(comp)" = "clang" \ || test "$(comp)" = "armv7a-linux-androideabi16-clang" || test "$(comp)" = "aarch64-linux-android21-clang" $(EXE): $(OBJS) +$(CXX) -o $@ $(OBJS) $(LDFLAGS) +# Force recompilation to ensure version info is up-to-date +misc.o: FORCE +FORCE: + clang-profile-make: $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \ EXTRACXXFLAGS='-fprofile-instr-generate ' \ @@ -965,18 +1022,22 @@ gcc-profile-use: EXTRALDFLAGS='-lgcov' \ all -icc-profile-make: - @mkdir -p profdir +icx-profile-make: $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \ - EXTRACXXFLAGS='-prof-gen=srcpos -prof_dir ./profdir' \ + EXTRACXXFLAGS='-fprofile-instr-generate ' \ + EXTRALDFLAGS=' -fprofile-instr-generate' \ all -icc-profile-use: +icx-profile-use: + $(XCRUN) llvm-profdata merge -output=stockfish.profdata *.profraw $(MAKE) ARCH=$(ARCH) COMP=$(COMP) \ - EXTRACXXFLAGS='-prof_use -prof_dir ./profdir' \ + EXTRACXXFLAGS='-fprofile-instr-use=stockfish.profdata' \ + EXTRALDFLAGS='-fprofile-use ' \ all .depend: $(SRCS) -@$(CXX) $(DEPENDFLAGS) -MM $(SRCS) > $@ 2> /dev/null +ifeq (, $(filter $(MAKECMDGOALS), help strip install clean net objclean profileclean config-sanity)) -include .depend +endif