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      1 # The following variables will likely need to be modified, depending on where
      2 # and how you built LLVM & Clang. They can be overridden in a command-line
      3 # invocation of make, like:
      4 #
      5 #   make LLVM_SRC_PATH=<path> LIBCXX_INSTALL_PATH=<path> CLANG_PATH=<path> \
      6 #        PNACL_BIN_PATH=<path> ...
      7 #
      8 
      9 # LLVM_SRC_PATH is the path to the root of the checked out source code. This
     10 # directory should contain the configure script, the include/ and lib/
     11 # directories of LLVM, Clang in tools/clang/, etc.
     12 # Alternatively, if you're building vs. a binary download of LLVM, then
     13 # LLVM_SRC_PATH can point to the main untarred directory.
     14 LLVM_SRC_PATH ?= ../llvm
     15 
     16 # The x86-32-specific sandboxed translator directory.
     17 # It holds sandboxed versions of libraries and binaries.
     18 SB_LLVM_PATH ?= $(shell readlink -e \
     19   ../../out/sandboxed_translators_work/translator-i686/llvm-sb/Release)
     20 
     21 # NACL_ROOT is the root of the native client repository.
     22 NACL_ROOT ?= $(shell python -c "import sys; sys.path.insert(0, 'pydir'); \
     23   import utils; print utils.FindBaseNaCl()")
     24 
     25 # TOOLCHAIN_ROOT is the location of NaCl/PNaCl toolchains and other
     26 # tools like qemu.
     27 TOOLCHAIN_ROOT ?= $(shell readlink -e $(NACL_ROOT)/toolchain/linux_x86)
     28 
     29 # PNACL_TOOLCHAIN_ROOT is the location of the PNaCl toolchain.
     30 # This is used as the default root for finding binutils, libcxx, etc.
     31 PNACL_TOOLCHAIN_ROOT ?= $(shell readlink -e $(TOOLCHAIN_ROOT)/pnacl_newlib_raw)
     32 
     33 # The location of PNaCl tools (e.g., binutils objdump, pnacl-clang++, etc.).
     34 PNACL_BIN_PATH ?= $(shell readlink -e $(PNACL_TOOLCHAIN_ROOT)/bin)
     35 
     36 # Allow tests to be overridden, e.g.:
     37 #   make -f Makefile.standalone check-lit \
     38 #     CHECK_LIT_TESTS="tests_lit/llvm2ice_tests/{alloc,arith}.ll"
     39 #   make -f Makefile.standalone check-xtest \
     40 #     CHECK_XTEST_TESTS=crosstest/Output/simple_loop_x8632_native_O2_sse2.xtest
     41 CHECK_LIT_TESTS ?= tests_lit
     42 CHECK_XTEST_TESTS ?= crosstest/Output
     43 
     44 # Hack to auto-detect autoconf versus cmake build of LLVM.  If the LLVM tools
     45 # were dynamically linked with something like libLLVM-3.7svn.so, it is an
     46 # autoconf build, otherwise it is a cmake build.  AUTOCONF is set to 0 for
     47 # cmake, nonzero for autoconf.
     48 AUTOCONF ?= $(shell ldd $(PNACL_BIN_PATH)/opt | grep -c libLLVM-)
     49 
     50 # CLANG_PATH is the location of the clang compiler to use for building
     51 # the host binaries.
     52 CLANG_PATH ?= $(shell readlink -e \
     53   $(NACL_ROOT)/../third_party/llvm-build/Release+Asserts/bin)
     54 
     55 # LIBCXX_INSTALL_PATH is the directory where libc++ is located. It should
     56 # contain header files and corresponding libraries. This is used for
     57 # building the host binaries in conjuction with clang.
     58 LIBCXX_INSTALL_PATH ?= $(PNACL_TOOLCHAIN_ROOT)
     59 STDLIB_FLAGS := -stdlib=libc++ -I$(LIBCXX_INSTALL_PATH)/include/c++/v1
     60 
     61 HOST_ARCH ?= x86_64
     62 ifeq ($(HOST_ARCH),x86_64)
     63   HOST_FLAGS = -m64
     64 else
     65   ifeq ($(HOST_ARCH),x86)
     66     HOST_FLAGS = -m32
     67   endif
     68 endif
     69 
     70 ifdef DEBUG
     71   OBJDIR = build/Debug
     72   OPTLEVEL = -O0
     73   LINKOPTLEVEL = -O0
     74 else
     75   OBJDIR = build/Release
     76   OPTLEVEL = -O2 -ffunction-sections -fdata-sections
     77   LINKOPTLEVEL = -O2
     78 endif
     79 
     80 # The list of CXX defines that are dependent on build parameters.
     81 BASE_CXX_DEFINES =
     82 CXX_EXTRA =
     83 LD_EXTRA =
     84 
     85 ifdef MINIMAL
     86   NOASSERT = 1
     87   NODUMP = 1
     88   OBJDIR := $(OBJDIR)+Min
     89   BASE_CXX_DEFINES += -DALLOW_LLVM_CL=0 -DALLOW_LLVM_IR=0 \
     90     -DALLOW_LLVM_IR_AS_INPUT=0 -DALLOW_TIMERS=0 -DALLOW_MINIMAL_BUILD=1
     91 else
     92   BASE_CXX_DEFINES += -DALLOW_LLVM_CL=1 -DALLOW_LLVM_IR=1 \
     93     -DALLOW_LLVM_IR_AS_INPUT=1 -DALLOW_TIMERS=1 -DALLOW_MINIMAL_BUILD=0
     94 endif
     95 
     96 ifdef NODUMP
     97   OBJDIR := $(OBJDIR)+NoDump
     98   BASE_CXX_DEFINES += -DALLOW_DUMP=0
     99 else
    100   BASE_CXX_DEFINES += -DALLOW_DUMP=1
    101 endif
    102 
    103 # Restrict to a single supported target.  Current options:
    104 #   SZTARGET=ARM32
    105 #   SZTARGET=MIPS32
    106 #   SZTARGET=X8632
    107 #   SZTARGET=X8664
    108 ifdef SZTARGET
    109   OBJDIR := $(OBJDIR)+T_$(SZTARGET)
    110   BASE_CXX_DEFINES += -DSZTARGET=$(SZTARGET)
    111 endif
    112 
    113 BASE_CXX_DEFINES += -DPNACL_LLVM
    114 SZ_COMMIT_COUNT := $(shell git rev-list --count HEAD)
    115 SZ_GIT_HASH := $(shell git rev-parse HEAD)
    116 BASE_CXX_DEFINES += -DSUBZERO_REVISION=$(SZ_COMMIT_COUNT)_$(SZ_GIT_HASH)
    117 
    118 CXX_DEFINES := $(BASE_CXX_DEFINES) -DPNACL_BROWSER_TRANSLATOR=0
    119 
    120 ifdef NOASSERT
    121   ASSERTIONS = -DNDEBUG
    122 else
    123   ASSERTIONS =
    124   OBJDIR := $(OBJDIR)+Asserts
    125 endif
    126 
    127 ifdef UBSAN
    128   OBJDIR := $(OBJDIR)+UBSan
    129   CXX_EXTRA += -fsanitize=undefined -fno-sanitize=vptr \
    130                -fno-sanitize=nonnull-attribute
    131   LD_EXTRA += -fsanitize=undefined
    132 endif
    133 
    134 ifdef UBSAN_TRAP
    135   OBJDIR := $(OBJDIR)+UBSan_Trap
    136   CXX_EXTRA += -fsanitize=undefined-trap -fsanitize-undefined-trap-on-error \
    137                -fno-sanitize=vptr -fno-sanitize=nonnull-attribute
    138   LD_EXTRA += -fsanitize=undefined-trap
    139 endif
    140 
    141 ifdef TSAN
    142   OBJDIR := $(OBJDIR)+TSan
    143   CXX_EXTRA += -fsanitize=thread
    144   LD_EXTRA += -fsanitize=thread
    145 endif
    146 
    147 ifdef ASAN
    148   OBJDIR := $(OBJDIR)+ASan
    149   CXX_EXTRA += -fsanitize=address
    150   LD_EXTRA += -fsanitize=address
    151 endif
    152 
    153 ifdef MSAN
    154   # TODO(ascull): this has an as yet undiagnosed uninitialized memory access
    155   OBJDIR := $(OBJDIR)+MSan
    156   CXX_EXTRA += -fsanitize=memory
    157   LD_EXTRA += -fsanitize=memory
    158 endif
    159 
    160 ifdef FORCEASM
    161   FORCEASM_FLAG = --filetype=asm
    162   # With --filetype=asm and --sandbox, the llvm-mc assembler emits the lock and
    163   # 16-bit prefixes in the "wrong" order, causing the validator to reject the
    164   # resulting nexe.  So we just disable those tests for now.
    165   FORCEASM_XTEST_EXCLUDES = -e x8632,sandbox,test_sync_atomic
    166   FORCEASM_LIT_PARAM = --param=FORCEASM
    167   # x86 sandboxing lit tests are disabled because filetype=asm does not
    168   # handle bundle_lock pad-to-end correctly.
    169   # TODO(jpp): fix this.
    170   FORCEASM_LIT_TEST_EXCLUDES = --filter='^(?!.*/x86/sandboxing.ll).*'
    171 else
    172   FORCEASM_FLAG =
    173   FORCEASM_XTEST_EXCLUDES =
    174   FORCEASM_LIT_PARAM =
    175   FORCEASM_LIT_TEST_EXCLUDES =
    176 endif
    177 
    178 ifdef LINUX_MALLOC_PROFILE
    179   OBJDIR := $(OBJDIR)+MalProf
    180   CXX_EXTRA += -DALLOW_LINUX_MALLOC_PROFILE=1
    181   LD_EXTRA += -Wl,--export-dynamic
    182 endif
    183 
    184 SB_OBJDIR := $(OBJDIR)+Sandboxed
    185 SBB_OBJDIR := $(OBJDIR)+SandboxedBrowser
    186 
    187 V8_DIR = $(NACL_ROOT)/../v8
    188 V8_CXXFLAGS := -I$(V8_DIR)
    189 
    190 $(info -----------------------------------------------)
    191 $(info Using LLVM_SRC_PATH = $(LLVM_SRC_PATH))
    192 $(info Using SB_LLVM_PATH = $(SB_LLVM_PATH))
    193 $(info Using NACL_ROOT = $(NACL_ROOT))
    194 $(info Using TOOLCHAIN_ROOT = $(TOOLCHAIN_ROOT))
    195 $(info Using PNACL_TOOLCHAIN_ROOT = $(PNACL_TOOLCHAIN_ROOT))
    196 $(info Using PNACL_BIN_PATH = $(PNACL_BIN_PATH))
    197 $(info Using CLANG_PATH = $(CLANG_PATH))
    198 $(info Using LIBCXX_INSTALL_PATH = $(LIBCXX_INSTALL_PATH))
    199 $(info Using HOST_ARCH     = $(HOST_ARCH))
    200 $(info -----------------------------------------------)
    201 
    202 LLVM_CXXFLAGS := `$(PNACL_BIN_PATH)/llvm-config --cxxflags`
    203 SB_LLVM_CXXFLAGS := $(LLVM_CXXFLAGS)
    204 
    205 # Listing specific libraries that are needed for pnacl-sz
    206 # and the unittests, since we build "tools-only" for the
    207 # sandboxed_translators (which doesn't include every library
    208 # listed by llvm-config).
    209 
    210 LLVM_LIBS_LIST := -lLLVMIRReader -lLLVMBitReader -lLLVMNaClBitTestUtils \
    211     -lLLVMNaClBitReader -lLLVMNaClBitAnalysis -lLLVMNaClBitWriter \
    212     -lLLVMAsmParser -lLLVMNaClAnalysis -lLLVMCore -lLLVMSupport
    213 
    214 ifeq ($(AUTOCONF), 0)
    215   # LLVM cmake build
    216   LLVM_LIBS := $(LLVM_LIBS_LIST)
    217   # For the cmake build, the gtest libs end up in the same place as the LLVM
    218   # libs, so no "-L..." arg is needed.
    219   GTEST_LIB_PATH ?=
    220   CLANG_FORMAT_PATH ?= $(PNACL_BIN_PATH)
    221 else
    222   # LLVM autoconf build
    223   LLVM_LIBS := -lLLVM-3.7svn
    224   GTEST_LIB_PATH ?= -L../../out/llvm_x86_64_linux_work/Release+Asserts/lib
    225   ifneq ($(wildcard \
    226            ../../out/llvm_x86_64_linux_work/Release+Asserts/bin/clang-format),)
    227     CLANG_FORMAT_PATH ?= ../../out/llvm_x86_64_linux_work/Release+Asserts/bin
    228   else
    229     CLANG_FORMAT_PATH ?= \
    230                      ../../out/llvm_x86_64_linux_debug_work/Debug+Asserts/bin
    231   endif
    232 endif
    233 
    234 LLVM_LDFLAGS := $(LLVM_LIBS) \
    235                 `$(PNACL_BIN_PATH)/llvm-config --ldflags` \
    236                 `$(PNACL_BIN_PATH)/llvm-config --system-libs`
    237 SB_LLVM_LDFLAGS := -Wl,--start-group $(LLVM_LIBS_LIST) -Wl,--end-group \
    238                    -L$(SB_LLVM_PATH)/lib
    239 
    240 CCACHE := `command -v ccache`
    241 CXX := CCACHE_CPP2=yes $(CCACHE) $(CLANG_PATH)/clang++
    242 SB_CXX := CCACHE_CPP2=yes $(CCACHE) $(PNACL_BIN_PATH)/pnacl-clang++
    243 SB_TRANSLATE := $(PNACL_BIN_PATH)/pnacl-translate
    244 SB_FINALIZE := $(PNACL_BIN_PATH)/pnacl-finalize --no-strip-syms
    245 
    246 # Extra warnings that LLVM's build system adds in addition to -Wall.
    247 LLVM_EXTRA_WARNINGS := -Wcovered-switch-default
    248 
    249 # Use g++ to compile, to check for errors/warnings that clang++ might have
    250 # missed.  It's unlikely to link, unless LLVM was also built with g++, so the
    251 # compile_only target should be used.  Note: This ifdef section is deliberately
    252 # placed here instead of with the other ifdef sections, so that its redefinition
    253 # of CXX/STDLIB_FLAGS/LLVM_EXTRA_WARNINGS follows their normal definitions.
    254 ifdef GPLUSPLUS
    255   CXX := CCACHE_CPP2=yes $(CCACHE) g++
    256   STDLIB_FLAGS :=
    257   LLVM_EXTRA_WARNINGS := \
    258     -Wcast-qual \
    259     -Wno-comment \
    260     -Wno-long-long \
    261     -Wno-maybe-uninitialized \
    262     -Wno-missing-field-initializers \
    263     -Wno-unused-parameter \
    264     -Wwrite-strings
    265   OBJDIR := $(OBJDIR)+Gplusplus
    266 endif
    267 
    268 BASE_CXXFLAGS := -std=gnu++11 -Wall -Wextra -fno-rtti \
    269   -fno-exceptions $(OPTLEVEL) $(ASSERTIONS) -g -pedantic \
    270   $(LLVM_EXTRA_WARNINGS) $(CXX_EXTRA) -MP -MD -Werror
    271 
    272 ifdef WASM
    273   BASE_CXXFLAGS := $(BASE_CXXFLAGS) $(V8_CXXFLAGS) -DALLOW_WASM=1
    274   OBJDIR := $(OBJDIR)+Wasm
    275 else
    276   BASE_CXXFLAGS := $(BASE_CXXFLAGS) -DALLOW_WASM=0
    277 endif
    278 
    279 # TODO(stichnot,jpp): Restructure static fields in template classes to avoid
    280 # needing -Wno-undefined-var-template .
    281 CXXFLAGS := $(LLVM_CXXFLAGS) $(BASE_CXXFLAGS) $(CXX_DEFINES) $(HOST_FLAGS) \
    282   $(STDLIB_FLAGS) -Wno-undefined-var-template
    283 SB_CXXFLAGS := $(SB_LLVM_CXXFLAGS) $(BASE_CXXFLAGS) $(BASE_CXX_DEFINES) \
    284                -Wno-unknown-pragmas -I$(NACL_ROOT) -I$(NACL_ROOT)/..
    285 
    286 LDFLAGS := $(HOST_FLAGS) -L$(LIBCXX_INSTALL_PATH)/lib -Wl,--gc-sections \
    287   $(LD_EXTRA) $(STDLIB_FLAGS)
    288 # Not specifying -Wl,--gc-sections but instead doing bitcode linking GC w/ LTO.
    289 SB_LDFLAGS := $(LINKOPTLEVEL) $(LD_EXTRA)
    290 
    291 # List the target-specific source files first, which generally take longer to
    292 # compile, in the hope of improving parallel build time.
    293 SRCS = \
    294   IceAssemblerARM32.cpp \
    295   IceAssemblerMIPS32.cpp \
    296   IceInstARM32.cpp \
    297   IceInstMIPS32.cpp \
    298   IceInstX8632.cpp \
    299   IceInstX8664.cpp \
    300   IceTargetLowering.cpp \
    301   IceTargetLoweringARM32.cpp \
    302   IceTargetLoweringMIPS32.cpp \
    303   IceTargetLoweringX86.cpp \
    304   IceTargetLoweringX8632.cpp \
    305   IceTargetLoweringX8664.cpp \
    306   IceAssembler.cpp \
    307   IceBrowserCompileServer.cpp \
    308   IceCfg.cpp \
    309   IceCfgNode.cpp \
    310   IceClFlags.cpp \
    311   IceCompiler.cpp \
    312   IceCompileServer.cpp \
    313   IceELFObjectWriter.cpp \
    314   IceELFSection.cpp \
    315   IceFixups.cpp \
    316   IceGlobalContext.cpp \
    317   IceGlobalInits.cpp \
    318   IceInst.cpp \
    319   IceIntrinsics.cpp \
    320   IceLiveness.cpp \
    321   IceLoopAnalyzer.cpp \
    322   IceMangling.cpp \
    323   IceMemory.cpp \
    324   IceOperand.cpp \
    325   IceRangeSpec.cpp \
    326   IceRegAlloc.cpp \
    327   IceRevision.cpp \
    328   IceRNG.cpp \
    329   IceSwitchLowering.cpp \
    330   IceThreading.cpp \
    331   IceTimerTree.cpp \
    332   IceTranslator.cpp \
    333   IceTypes.cpp \
    334   IceVariableSplitting.cpp \
    335   LinuxMallocProfiling.cpp \
    336   main.cpp \
    337   PNaClTranslator.cpp
    338 
    339 ifndef MINIMAL
    340   SRCS += \
    341     IceASanInstrumentation.cpp \
    342     IceConverter.cpp \
    343     IceInstrumentation.cpp \
    344     IceTypeConverter.cpp
    345 endif
    346 
    347 ifdef WASM
    348   SRCS += \
    349     WasmTranslator.cpp
    350 endif
    351 
    352 OBJS=$(patsubst %.cpp, $(OBJDIR)/%.o, $(SRCS))
    353 SB_OBJS=$(patsubst %.cpp, $(SB_OBJDIR)/%.o, $(SRCS))
    354 SBB_OBJS=$(patsubst %.cpp, $(SBB_OBJDIR)/%.o, $(SRCS))
    355 
    356 UNITTEST_SRCS = \
    357   BitcodeMunge.cpp \
    358   IceELFSectionTest.cpp \
    359   IceParseInstsTest.cpp
    360 
    361 # The X86 assembler tests take too long to compile. Given how infrequently the
    362 # assembler will change, we disable them.
    363 ifdef CHECK_X86_ASM
    364   ifndef DEBUG
    365   $(error Run check-unit with DEBUG=1 lest your machine perish)
    366   endif
    367   UNITTEST_SRCS += AssemblerX8632/LowLevel.cpp \
    368     AssemblerX8632/DataMov.cpp \
    369     AssemblerX8632/Locked.cpp \
    370     AssemblerX8632/GPRArith.cpp \
    371     AssemblerX8632/XmmArith.cpp \
    372     AssemblerX8632/ControlFlow.cpp \
    373     AssemblerX8632/Other.cpp \
    374     AssemblerX8632/X87.cpp \
    375     AssemblerX8664/LowLevel.cpp \
    376     AssemblerX8664/DataMov.cpp \
    377     AssemblerX8664/Locked.cpp \
    378     AssemblerX8664/GPRArith.cpp \
    379     AssemblerX8664/XmmArith.cpp \
    380     AssemblerX8664/ControlFlow.cpp \
    381     AssemblerX8664/Other.cpp
    382 endif
    383 
    384 UNITTEST_OBJS = $(patsubst %.cpp, $(OBJDIR)/unittest/%.o, $(UNITTEST_SRCS))
    385 UNITTEST_LIB_OBJS = $(filter-out $(OBJDIR)/main.o,$(OBJS))
    386 
    387 NEXES = $(SB_OBJDIR)/pnacl-sz.x8632.nexe \
    388         $(SB_OBJDIR)/pnacl-sz.x8664.nexe \
    389         $(SBB_OBJDIR)/pnacl_public_x86_32_pnacl_sz_nexe \
    390         $(SBB_OBJDIR)/pnacl_public_x86_64_pnacl_sz_nexe
    391 NEXES_LITE = $(SB_OBJDIR)/pnacl-sz.x8664.nexe
    392 
    393 # Keep all the first target so it's the default.
    394 all: $(OBJDIR)/pnacl-sz make_symlink runtime
    395 
    396 ifdef TSAN
    397 sb sb-lite:
    398 	@echo "Skipping pnacl-sz.*.nexe: TSAN isn't supported under NaCl."
    399 else
    400 sb: $(NEXES) sb_make_symlink exists-sbtc
    401 sb-lite: $(NEXES_LITE) exists-sbtc
    402 endif
    403 
    404 # SHOW_BUILD_ATTS is an executable that is run to show what build
    405 # attributes were used to build pnacl-sz.
    406 SHOW_BUILD_ATTS = $(OBJDIR)/pnacl-sz --build-atts
    407 
    408 # Creates symbolic link so that testing is easier. Also runs
    409 # pnacl-sz to verify that the defines flags have valid values,
    410 # as well as describe the corresponding build attributes.
    411 make_symlink: $(OBJDIR)/pnacl-sz
    412 	rm -rf pnacl-sz
    413 	ln -s $(OBJDIR)/pnacl-sz
    414 	@echo "Build Attributes:"
    415 	@$(SHOW_BUILD_ATTS)
    416 
    417 sb_make_symlink: $(NEXES)
    418 	$(foreach nexe,$(NEXES),rm -rf $(notdir $(nexe)); ln -s $(nexe);)
    419 
    420 %.pexe : %.nonfinal.pexe
    421 	$(SB_FINALIZE) -o $@ $<
    422 
    423 .PHONY: all compile_only make_symlink runtime bloat sb docs help \
    424   help-check-lit help-check-xtest exists-nonsfi-x8632 \
    425   exists-nonsfi-arm32 exists-sbtc exists-spec
    426 
    427 compile_only: $(OBJS)
    428 
    429 V8_LIBDIR=$(V8_DIR)/out/native/lib.target
    430 
    431 ifdef WASM
    432   V8_LIBS := \
    433     $(V8_LIBDIR)/libv8.so \
    434     $(V8_LIBDIR)/libicuuc.so \
    435     $(V8_LIBDIR)/libicui18n.so
    436 endif
    437 
    438 $(OBJDIR)/pnacl-sz: $(OBJS)
    439 	$(CXX) $(LDFLAGS) -o $@ $^ $(LLVM_LDFLAGS) \
    440           -Wl,-rpath=$(abspath $(LIBCXX_INSTALL_PATH)/lib) $(V8_LIBS)
    441 
    442 $(SB_OBJDIR)/pnacl-sz.nonfinal.pexe: $(SB_OBJS)
    443 	$(SB_CXX) $(SB_LDFLAGS) -o $@ $^ $(SB_LLVM_LDFLAGS)
    444 
    445 $(SBB_OBJDIR)/pnacl-sz.nonfinal.pexe: $(SBB_OBJS)
    446 	$(SB_CXX) $(SB_LDFLAGS) -o $@ $^ $(SB_LLVM_LDFLAGS) \
    447           --pnacl-disable-abi-check
    448 
    449 $(SB_OBJDIR)/pnacl-sz.x8632.nexe: $(SB_OBJDIR)/pnacl-sz.pexe
    450 	$(SB_TRANSLATE) -arch x86-32 $^ -o $@
    451 
    452 $(SB_OBJDIR)/pnacl-sz.x8664.nexe: $(SB_OBJDIR)/pnacl-sz.pexe
    453 	$(SB_TRANSLATE) -arch x86-64 $^ -o $@
    454 
    455 $(SBB_OBJDIR)/pnacl_public_x86_32_pnacl_sz_nexe: $(SBB_OBJDIR)/pnacl-sz.pexe
    456 	$(SB_TRANSLATE) -arch x86-32 $^ -o $@
    457 
    458 $(SBB_OBJDIR)/pnacl_public_x86_64_pnacl_sz_nexe: $(SBB_OBJDIR)/pnacl-sz.pexe
    459 	$(SB_TRANSLATE) -arch x86-64 $^ -o $@
    460 
    461 src/IceRegistersARM32.def: pydir/gen_arm32_reg_tables.py
    462 	python $< > $@
    463 
    464 -include $(foreach dep,$(SRCS:.cpp=.d),$(OBJDIR)/$(dep))
    465 $(OBJS): $(OBJDIR)/%.o: src/%.cpp
    466 	$(CXX) -c $(CXXFLAGS) $< -o $@
    467 
    468 -include $(foreach dep,$(SRCS:.cpp=.d),$(SB_OBJDIR)/$(dep))
    469 $(SB_OBJS): $(SB_OBJDIR)/%.o: src/%.cpp
    470 	$(SB_CXX) -c $(SB_CXXFLAGS) -DPNACL_BROWSER_TRANSLATOR=0 $< -o $@
    471 
    472 -include $(foreach dep,$(SRCS:.cpp=.d),$(SBB_OBJDIR)/$(dep))
    473 $(SBB_OBJS): $(SBB_OBJDIR)/%.o: src/%.cpp
    474 	$(SB_CXX) -c $(SB_CXXFLAGS) -DPNACL_BROWSER_TRANSLATOR=1 $< -o $@
    475 
    476 $(OBJDIR)/run_unittests: $(UNITTEST_OBJS) $(UNITTEST_LIB_OBJS)
    477 	$(CXX) $(GTEST_LIB_PATH) $(LDFLAGS) -o $@ $^ $(LLVM_LDFLAGS) \
    478           -lgtest -lgtest_main -ldl \
    479           -Wl,-rpath=$(abspath $(LIBCXX_INSTALL_PATH)/lib)
    480 
    481 -include $(foreach dep,$(UNITTEST_SRCS:.cpp=.d),$(OBJDIR)/unittest/$(dep))
    482 $(UNITTEST_OBJS): $(OBJDIR)/unittest/%.o: unittest/%.cpp
    483 	$(CXX) -c $(CXXFLAGS) \
    484           -Isrc/ \
    485           -Iunittest/ \
    486           -I$(LLVM_SRC_PATH)/utils/unittest/googletest/include \
    487           -I$(LLVM_SRC_PATH) \
    488           -DGTEST_HAS_RTTI=0 -DGTEST_USE_OWN_TR1_TUPLE \
    489           -Wno-expansion-to-defined \
    490           $< -o $@
    491 
    492 $(OBJS): | $(OBJDIR)
    493 $(SB_OBJS): | $(SB_OBJDIR)
    494 $(SBB_OBJS): | $(SBB_OBJDIR)
    495 
    496 $(UNITTEST_OBJS): | $(OBJDIR)/unittest $(OBJDIR)/unittest/AssemblerX8632 \
    497                     $(OBJDIR)/unittest/AssemblerX8664
    498 
    499 $(OBJDIR):
    500 	@mkdir -p $@
    501 $(SB_OBJDIR):
    502 	@mkdir -p $@
    503 $(SBB_OBJDIR):
    504 	@mkdir -p $@
    505 
    506 $(OBJDIR)/unittest: $(OBJDIR)
    507 	@mkdir -p $@
    508 
    509 $(OBJDIR)/unittest/AssemblerX8632: $(OBJDIR)/unittest
    510 	@mkdir -p $@
    511 $(OBJDIR)/unittest/AssemblerX8664: $(OBJDIR)/unittest
    512 	@mkdir -p $@
    513 
    514 RT_SRC := runtime/szrt.c runtime/szrt_ll.ll runtime/szrt_profiler.c \
    515           runtime/szrt_asm_x8632.s runtime/szrt_asm_x8664.s \
    516           runtime/szrt_asm_arm32.s runtime/szrt_asan.c
    517 RT_OBJ := build/runtime/szrt_native_x8632.o build/runtime/szrt_sb_x8632.o \
    518           build/runtime/szrt_nonsfi_x8632.o \
    519           build/runtime/szrt_native_x8664.o build/runtime/szrt_sb_x8664.o \
    520           build/runtime/szrt_nonsfi_x8664.o \
    521           build/runtime/szrt_native_arm32.o build/runtime/szrt_sb_arm32.o \
    522           build/runtime/szrt_nonsfi_arm32.o \
    523           build/runtime/szrt_asan_x8632.o build/runtime/szrt_asan_x8664.o \
    524           build/runtime/szrt_asan_arm32.o
    525 
    526 EXCLUDED_RT :=
    527 ifdef MIPS
    528 RT_SRC += runtime/szrt_asm_mips32.s
    529 RT_OBJ += build/runtime/szrt_native_mips32.o build/runtime/szrt_sb_mips32.o
    530 else
    531 EXCLUDED_RT += --exclude-target=mips32
    532 endif
    533 
    534 runtime: $(RT_OBJ)
    535 
    536 # Use runtime.is.built so that build-runtime.py is invoked only once
    537 # even in a parallel build.
    538 .INTERMEDIATE: runtime.is.built
    539 $(RT_OBJ): runtime.is.built
    540 runtime.is.built: $(RT_SRC) pydir/build-runtime.py
    541 	@echo ================ Building Subzero runtime ================
    542 	./pydir/build-runtime.py -v --pnacl-root $(PNACL_TOOLCHAIN_ROOT) \
    543             $(EXCLUDED_RT)
    544 
    545 check-lit: $(OBJDIR)/pnacl-sz make_symlink runtime
    546 	PNACL_BIN_PATH=$(PNACL_BIN_PATH) \
    547 	$(LLVM_SRC_PATH)/utils/lit/lit.py -sv $(CHECK_LIT_TESTS) \
    548             $(FORCEASM_LIT_TEST_EXCLUDES) $(FORCEASM_LIT_PARAM)
    549 
    550 ifdef MINIMAL
    551 check-xtest check-xtest-lite: $(OBJDIR)/pnacl-sz make_symlink runtime
    552 	@echo "Crosstests disabled, minimal build"
    553 else
    554 ifdef MIPS
    555 check-xtest check-xtest-lite: $(OBJDIR)/pnacl-sz make_symlink runtime \
    556   crosstest/test_arith_ll.ll
    557        # Do all x8664/native/sse2 tests as a smoke test.
    558        # Add in mips32 tests as they come online.
    559 	./pydir/crosstest_generator.py -v --lit \
    560           --toolchain-root $(TOOLCHAIN_ROOT) \
    561           $(FORCEASM_FLAG) \
    562           $(FORCEASM_XTEST_EXCLUDES) \
    563           -i x8664,native,sse2 \
    564           -i mips32,native,Om1,simple_loop \
    565           -i mips32,native,Om1,test_strengthreduce
    566 	PNACL_BIN_PATH=$(PNACL_BIN_PATH) \
    567 	$(LLVM_SRC_PATH)/utils/lit/lit.py -sv $(CHECK_XTEST_TESTS)
    568 else
    569 check-xtest: $(OBJDIR)/pnacl-sz make_symlink runtime \
    570   exists-nonsfi-x8632 exists-nonsfi-arm32 crosstest/test_arith_ll.ll
    571        # Do all native/sse2 tests, but only test_vector_ops for native/sse4.1.
    572        # For (slow) sandboxed tests, limit to Om1/sse4.1.
    573        # run.py (used to run the sandboxed xtests) does not support
    574        # specifying -cpu cortex-a15 to qemu, hence we disable the
    575        # hwdiv-arm tests.
    576 	./pydir/crosstest_generator.py -v --lit \
    577           --toolchain-root $(TOOLCHAIN_ROOT) \
    578           $(FORCEASM_FLAG) \
    579           $(FORCEASM_XTEST_EXCLUDES) \
    580           -i x8632,native,sse2 \
    581           -i x8632,native,sse4.1,test_vector_ops \
    582           -i x8632,sandbox,sse4.1,Om1 \
    583           -i x8632,nonsfi,sse2,O2 \
    584           -i x8664,native,sse2 \
    585           -i x8664,native,sse4.1,test_vector_ops \
    586           -i x8664,sandbox,sse4.1,Om1 \
    587           -i arm32 \
    588           -e arm32,sandbox,hwdiv-arm
    589 	PNACL_BIN_PATH=$(PNACL_BIN_PATH) \
    590 	$(LLVM_SRC_PATH)/utils/lit/lit.py -sv $(CHECK_XTEST_TESTS)
    591 check-xtest-lite: $(OBJDIR)/pnacl-sz make_symlink runtime \
    592   exists-nonsfi-x8632 exists-nonsfi-arm32 crosstest/test_arith_ll.ll
    593        # Do all native/sse2/neon tests, which are relatively fast.
    594        # Limit to test_global+mem_intrin for sandbox+nonsfi because sandbox and
    595        # nonsfi builds are slow, and test_global and mem_intrin are the most
    596        # common sources of problems.
    597 	./pydir/crosstest_generator.py -v --lit \
    598           --toolchain-root $(TOOLCHAIN_ROOT) \
    599           $(FORCEASM_FLAG) \
    600           $(FORCEASM_XTEST_EXCLUDES) \
    601           -i x8632,native,sse2,O2 \
    602           -i x8664,native,sse2,O2 \
    603           -i arm32,native,neon,O2 \
    604 	  -i x8632,sse2,O2,test_global \
    605 	  -i x8632,sse2,O2,mem_intrin \
    606 	  -i x8664,sse2,O2,test_global \
    607 	  -i x8664,sse2,O2,mem_intrin \
    608 	  -i arm32,neon,O2,test_global \
    609 	  -i arm32,neon,O2,mem_intrin \
    610           -e x8664,nonsfi
    611 	PNACL_BIN_PATH=$(PNACL_BIN_PATH) \
    612 	$(LLVM_SRC_PATH)/utils/lit/lit.py -sv $(CHECK_XTEST_TESTS)
    613 crosstest/test_arith_ll.ll: pydir/gen_test_arith_ll.py
    614 	python $< > $@
    615 endif
    616 endif
    617 
    618 check-unit: $(OBJDIR)/run_unittests
    619 	$(OBJDIR)/run_unittests
    620 
    621 # List the spec2k components in roughly reverse order of runtime, to help with
    622 # parallel execution speed.
    623 ALLSPEC := 253.perlbmk 177.mesa 188.ammp 256.bzip2 164.gzip 179.art 183.equake \
    624            175.vpr 176.gcc 181.mcf 186.crafty 197.parser 254.gap 255.vortex \
    625            300.twolf 252.eon
    626 .PHONY: $(ALLSPEC)
    627 
    628 TARGET := x8632
    629 ifeq ($(TARGET),x8632)
    630   TARGETFLAG=x8632
    631   SETUP=SetupGccX8632Opt
    632   SPEC := --filetype=obj
    633 endif
    634 ifeq ($(TARGET),x8664)
    635   TARGETFLAG=x8664
    636   SETUP=SetupGccX8664Opt
    637   SPEC := --filetype=obj
    638 endif
    639 ifeq ($(TARGET),arm32)
    640   TARGETFLAG=arm32
    641   SETUP=SetupGccArmOpt
    642   SPEC := --filetype=obj
    643 endif
    644 ifeq ($(TARGET),mips32)
    645   # native_client/tests/spec2k/{Makefile.common,run_all.sh} do not currently
    646   # have MIPS configs, so those would need to be added for proper Subzero
    647   # testing.
    648   TARGETFLAG=mips32
    649   SETUP=SetupGccMipsOpt
    650   SPEC := --filetype=asm
    651 endif
    652 SPECFLAGS := -O2
    653 SPECRUN := --run
    654 %.spec2k: % $(OBJDIR)/pnacl-sz make_symlink runtime
    655 	./pydir/szbuild_spec2k.py -v \
    656           $(SPECFLAGS) --target=$(TARGETFLAG) $(SPEC) $< $(SPECRUN)
    657 
    658 ifdef MIPS
    659 # Don't test spec2k on mips32, at least not yet.
    660 check-spec:
    661 else
    662 check-spec: exists-spec $(ALLSPEC:=.spec2k)
    663 endif
    664 
    665 check: check-lit check-unit check-xtest
    666 
    667 NONSFI_LOADER_X8632 = \
    668   $(NACL_ROOT)/scons-out/opt-linux-x86-32/obj/src/nonsfi/loader/nonsfi_loader
    669 NONSFI_LOADER_ARM32 = \
    670   $(NACL_ROOT)/scons-out/opt-linux-arm/obj/src/nonsfi/loader/nonsfi_loader
    671 SBTC_LIBFILE = $(SB_LLVM_PATH)/lib/libLLVMSupport.a
    672 SPEC_SAMPLE_PEXE = $(NACL_ROOT)/tests/spec2k/176.gcc/gcc.opt.stripped.pexe
    673 
    674 exists-nonsfi-x8632:
    675 	@if [ ! -f $(NONSFI_LOADER_X8632) ] ; then \
    676           echo "Missing file $(NONSFI_LOADER_X8632)"; \
    677           echo "Consider running './scons nonsfi_loader'" \
    678                "in the native_client directory."; \
    679           exit 1 ; \
    680         fi
    681 
    682 exists-nonsfi-arm32:
    683 	@if [ ! -f $(NONSFI_LOADER_ARM32) ] ; then \
    684           echo "Missing file $(NONSFI_LOADER_ARM32)"; \
    685           echo "Consider running './scons platform=arm nonsfi_loader'" \
    686                "in the native_client directory."; \
    687           exit 1 ; \
    688         fi
    689 
    690 exists-sbtc:
    691 	@if [ ! -f $(SBTC_LIBFILE) ] ; then \
    692           echo "Missing file $(SBTC_LIBFILE)"; \
    693           echo "Consider running 'toolchain_build_pnacl.py --build-sbtc'."; \
    694           exit 1 ; \
    695         fi
    696 
    697 exists-spec:
    698 	@if [ ! -f $(SPEC_SAMPLE_PEXE) ] ; then \
    699           echo "Missing file $(SPEC_SAMPLE_PEXE)"; \
    700           echo "Consider running" \
    701                "'./run_all.sh BuildBenchmarks 0 SetupPnaclX8632Opt'" \
    702                "in the native_client/tests/spec2k directory."; \
    703           exit 1 ; \
    704         fi
    705 
    706 ifdef MIPS
    707 check-presubmit presubmit: exists-sbtc
    708 # Make sure clang-format gets run.
    709 	+make -f Makefile.standalone format
    710 # Verify MINIMAL build, plus proper usage of REQUIRES in lit tests.
    711 	+make -f Makefile.standalone \
    712           MINIMAL=1 check
    713 # Check that there are no g++ build errors or warnings.
    714 	+make -f Makefile.standalone \
    715 	  GPLUSPLUS=1 compile_only
    716 # Run lit tests, cross tests, and unit tests.
    717 	+make -f Makefile.standalone \
    718           check
    719 # Check a sandboxed translator build.
    720 	+make -f Makefile.standalone \
    721           DEBUG=1 sb
    722 # Provide validation of user awesomeness!
    723 	echo Success
    724 else
    725 check-presubmit presubmit: exists-nonsfi-x8632 exists-nonsfi-arm32 \
    726   exists-sbtc exists-spec
    727 # Make sure clang-format gets run.
    728 	+make -f Makefile.standalone format
    729 # Verify MINIMAL build, plus proper usage of REQUIRES in lit tests.
    730 	+make -f Makefile.standalone \
    731           MINIMAL=1 check
    732 # Check that there are no g++ build errors or warnings.
    733 	+make -f Makefile.standalone \
    734 	  GPLUSPLUS=1 compile_only
    735 # Check the x86 assembler unit tests.
    736 	+make -f Makefile.standalone \
    737           DEBUG=1 CHECK_X86_ASM=1 check-unit sb
    738 # Run lit tests, cross tests, unit tests, and spec2k/x86-32.
    739 	+make -f Makefile.standalone \
    740           check check-spec
    741 # Run spec2k/x86-64.
    742 	+make -f Makefile.standalone \
    743           TARGET=x8664 check-spec
    744 # Run spec2k/x86-64 with sandboxing.
    745 	+make -f Makefile.standalone \
    746           SPECFLAGS='-O2 --sandbox' TARGET=x8664 check-spec
    747 # Build spec2k under -Om1/x86-32, to check for liveness errors.
    748 	+make -f Makefile.standalone \
    749           SPECFLAGS='-Om1' SPECRUN= check-spec
    750 # Build spec2k under -Om1/x86-64, to check for liveness errors.
    751 	+make -f Makefile.standalone \
    752           SPECFLAGS='-Om1' TARGET=x8664 SPECRUN= check-spec
    753 # Run spec2k for x86-32 without advanced phi lowering.
    754 	+make -f Makefile.standalone \
    755           SPECFLAGS='-O2 --sz=--phi-edge-split=0' check-spec
    756 # Run spec2k for x86-64 without advanced phi lowering.
    757 	+make -f Makefile.standalone \
    758           SPECFLAGS='-O2 --sz=--phi-edge-split=0' TARGET=x8664 check-spec
    759 # Run cross tests and lit tests to validate filetype=asm output.
    760 	+make -f Makefile.standalone \
    761           FORCEASM=1 check-xtest check-lit
    762 # Build spec2k for arm32.
    763 	+make -f Makefile.standalone \
    764           TARGET=arm32 SPECRUN= check-spec
    765 # Build spec2k under -Om1/arm32.
    766 	+make -f Makefile.standalone \
    767           TARGET=arm32 SPECFLAGS='-Om1' SPECRUN= check-spec
    768 # Run a few spec2k tests for arm32 using qemu. Keep the list sorted in
    769 # roughly reverse order of runtime.
    770 	+make -f Makefile.standalone \
    771           TARGET=arm32 ALLSPEC='252.eon 254.gap 176.gcc 181.mcf' check-spec
    772 # Provide validation of user awesomeness!
    773 	echo Success
    774 endif
    775 
    776 presubmit-lite: exists-nonsfi-x8632 exists-nonsfi-arm32 \
    777   exists-sbtc exists-spec
    778 # Make sure clang-format gets run.
    779 	+make -f Makefile.standalone format
    780 # Verify MINIMAL build, plus proper usage of REQUIRES in lit tests.
    781 	+make -f Makefile.standalone \
    782           MINIMAL=1 check sb-lite
    783 # Check that there are no g++ build errors or warnings.
    784 	+make -f Makefile.standalone \
    785 	  GPLUSPLUS=1 compile_only
    786 # Run lit tests, cross tests, unit tests, and spec2k/x86-32.
    787 	+make -f Makefile.standalone \
    788           check-lit check-unit check-spec
    789 	+make -f Makefile.standalone \
    790           check-xtest-lite
    791 # Run spec2k/x86-64.
    792 	+make -f Makefile.standalone \
    793           TARGET=x8664 check-spec
    794 # Build spec2k under -Om1/x86-32, to check for liveness errors.
    795 	+make -f Makefile.standalone \
    796           SPECFLAGS='-Om1' SPECRUN= check-spec
    797 # Build spec2k under -Om1/x86-64, to check for liveness errors.
    798 	+make -f Makefile.standalone \
    799           SPECFLAGS='-Om1' TARGET=x8664 SPECRUN= check-spec
    800 # Run cross tests and lit tests to validate filetype=asm output.
    801 	+make -f Makefile.standalone \
    802           FORCEASM=1 check-lit
    803 	+make -f Makefile.standalone \
    804           FORCEASM=1 check-xtest-lite
    805 # Build spec2k under -Om1/arm32.
    806 	+make -f Makefile.standalone \
    807           TARGET=arm32 SPECFLAGS='-Om1' SPECRUN= check-spec
    808 # Run a few spec2k tests for arm32 using qemu. Keep the list sorted in
    809 # roughly reverse order of runtime.
    810 	+make -f Makefile.standalone \
    811           TARGET=arm32 ALLSPEC='254.gap 176.gcc 181.mcf' check-spec
    812 # Provide validation of user awesomeness!
    813 	echo Success
    814 
    815 FORMAT_BLACKLIST =
    816 # Add one of the following lines for each source file to ignore.
    817 FORMAT_BLACKLIST += ! -name IceParseInstsTest.cpp
    818 FORMAT_BLACKLIST += ! -name IceParseTypesTest.cpp
    819 FORMAT_BLACKLIST += ! -name assembler_arm.h
    820 FORMAT_BLACKLIST += ! -name assembler_arm.cc
    821 FORMAT_BLACKLIST += ! -path "./wasm-install/*"
    822 FORMAT_BLACKLIST += ! -path "./pnacl-llvm/*"
    823 format:
    824 	$(CLANG_FORMAT_PATH)/clang-format -style=LLVM -i \
    825           `find . -regex '.*\.\(c\|h\|cpp\)' $(FORMAT_BLACKLIST)`
    826 
    827 format-diff:
    828 	git diff -U0 `git merge-base HEAD master` | \
    829           PATH=$(PNACL_BIN_PATH):$(PATH) \
    830           $(LLVM_SRC_PATH)/../clang/tools/clang-format/clang-format-diff.py \
    831           -p1 -style=LLVM -i
    832 
    833 bloat: make_symlink
    834 	nm -C -S -l pnacl-sz | \
    835           bloat/bloat.py --nm-output=/dev/stdin syms > build/pnacl-sz.bloat.json
    836 	@echo See Subzero size breakdown in bloat/pnacl-sz.bloat.html
    837 
    838 bloat-sb: sb_make_symlink
    839 	$(foreach nexe,$(NEXES),nm -C -S -l $(nexe) | bloat/bloat.py \
    840           --nm-output=/dev/stdin syms > build/$(notdir $(nexe)).bloat.json;)
    841 	@echo "See Subzero size breakdown in:"
    842 	@$(foreach nexe,$(NEXES),echo "  bloat/$(notdir $(nexe)).bloat.html";)
    843 
    844 docs:
    845 	make -C docs -f Makefile.standalone
    846 
    847 help:
    848 	@cat Makefile.standalone-help/help.txt
    849 
    850 help-check-lit:
    851 	@cat Makefile.standalone-help/check-lit.txt
    852 
    853 help-check-xtest:
    854 	@cat Makefile.standalone-help/check-xtest.txt
    855 
    856 clean:
    857 	rm -rf pnacl-sz *.o $(foreach nexe,$(NEXES),$(notdir $(nexe))) \
    858           $(OBJDIR) $(SB_OBJDIR) $(SBB_OBJDIR) build/*.bloat.json
    859 
    860 clean-all: clean
    861 	rm -rf build/ crosstest/Output/
    862