1 # Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 # Use of this source code is governed by a BSD-style license that can be 3 # found in the LICENSE file. 4 5 # 6 # GNU Make based build file. For details on GNU Make see: 7 # http://www.gnu.org/software/make/manual/make.html 8 # 9 10 # 11 # Paths to Tools 12 # 13 PNACL_BIN = $(TC_PATH)/$(OSNAME)_x86_$(TOOLCHAIN)/newlib/bin 14 PNACL_CC ?= $(PNACL_BIN)/pnacl-clang -c 15 PNACL_CXX ?= $(PNACL_BIN)/pnacl-clang++ -c 16 PNACL_LINK ?= $(PNACL_BIN)/pnacl-clang++ 17 PNACL_LIB ?= $(PNACL_BIN)/pnacl-ar 18 PNACL_STRIP ?= $(PNACL_BIN)/pnacl-strip 19 PNACL_FINALIZE ?= $(PNACL_BIN)/pnacl-finalize 20 PNACL_TRANSLATE ?= $(PNACL_BIN)/pnacl-translate 21 22 # 23 # Compile Macro 24 # 25 # $1 = Source Name 26 # $2 = Compile Flags 27 # $3 = Include Directories 28 # 29 define C_COMPILER_RULE 30 -include $(call SRC_TO_DEP,$(1),_pnacl) 31 $(call SRC_TO_OBJ,$(1),_pnacl): $(1) $(TOP_MAKE) | $(dir $(call SRC_TO_OBJ,$(1)))dir.stamp 32 $(call LOG,CC ,$$@,$(PNACL_CC) -o $$@ -c $$< $(POSIX_FLAGS) $(2) $(NACL_CFLAGS)) 33 @$(FIXDEPS) $(call SRC_TO_DEP_PRE_FIXUP,$(1),_pnacl) 34 endef 35 36 define CXX_COMPILER_RULE 37 -include $(call SRC_TO_DEP,$(1),_pnacl) 38 $(call SRC_TO_OBJ,$(1),_pnacl): $(1) $(TOP_MAKE) | $(dir $(call SRC_TO_OBJ,$(1)))dir.stamp 39 $(call LOG,CXX ,$$@,$(PNACL_CXX) -o $$@ -c $$< $(POSIX_FLAGS) $(2) $(NACL_CFLAGS)) 40 @$(FIXDEPS) $(call SRC_TO_DEP_PRE_FIXUP,$(1),_pnacl) 41 endef 42 43 44 # $1 = Source Name 45 # $2 = POSIX Compile Flags 46 # $3 = Include Directories 47 # $4 = VC Flags (unused) 48 define COMPILE_RULE 49 ifeq ($(suffix $(1)),.c) 50 $(call C_COMPILER_RULE,$(1),$(2) $(foreach inc,$(INC_PATHS),-I$(inc)) $(3)) 51 else 52 $(call CXX_COMPILER_RULE,$(1),$(2) $(foreach inc,$(INC_PATHS),-I$(inc)) $(3)) 53 endif 54 endef 55 56 57 # 58 # SO Macro 59 # 60 # $1 = Target Name 61 # $2 = List of Sources 62 # 63 # 64 define SO_RULE 65 $(error 'Shared libraries not supported by PNaCl') 66 endef 67 68 69 # 70 # LIB Macro 71 # 72 # $1 = Target Name 73 # $2 = List of Sources 74 # $3 = POSIX Link Flags 75 # $4 = VC Link Flags (unused) 76 define LIB_RULE 77 $(STAMPDIR)/$(1).stamp: $(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a 78 @echo "TOUCHED $$@" > $(STAMPDIR)/$(1).stamp 79 80 all: $(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a 81 $(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a: $(foreach src,$(2),$(call SRC_TO_OBJ,$(src),_pnacl)) 82 $(MKDIR) -p $$(dir $$@) 83 $(call LOG,LIB,$$@,$(PNACL_LIB) -cr $$@ $$^ $(3)) 84 endef 85 86 87 # 88 # Specific Link Macro 89 # 90 # $1 = Target Name 91 # $2 = List of inputs 92 # $3 = List of libs 93 # $4 = List of deps 94 # $5 = List of lib dirs 95 # $6 = Other Linker Args 96 # 97 # For debugging, we translate the pre-finalized .bc file. 98 # 99 define LINKER_RULE 100 all: $(1).pexe 101 $(1)_x86_32.nexe : $(1).bc 102 $(call LOG,TRANSLATE,$$@,$(PNACL_TRANSLATE) --allow-llvm-bitcode-input -arch x86-32 $$^ -o $$@) 103 104 $(1)_x86_64.nexe : $(1).bc 105 $(call LOG,TRANSLATE,$$@,$(PNACL_TRANSLATE) --allow-llvm-bitcode-input -arch x86-64 $$^ -o $$@) 106 107 $(1)_arm.nexe : $(1).bc 108 $(call LOG,TRANSLATE,$$@,$(PNACL_TRANSLATE) --allow-llvm-bitcode-input -arch arm $$^ -o $$@) 109 110 $(1).pexe: $(1).bc 111 $(call LOG,FINALIZE,$$@,$(PNACL_FINALIZE) -o $$@ $$^) 112 113 $(1).bc: $(2) $(foreach dep,$(4),$(STAMPDIR)/$(dep).stamp) 114 $(call LOG,LINK,$$@,$(PNACL_LINK) -o $$@ $(2) $(foreach path,$(5),-L$(path)/pnacl/$(CONFIG)) $(foreach lib,$(3),-l$(lib)) $(6)) 115 endef 116 117 118 # 119 # Generalized Link Macro 120 # 121 # $1 = Target Name 122 # $2 = List of Sources 123 # $3 = List of LIBS 124 # $4 = List of DEPS 125 # $5 = POSIX Linker Switches 126 # $6 = VC Linker Switches 127 # 128 # NOTE: For Debug builds we translate the .bc file to a .nexe instead of 129 # using the finalizing to a .pexe. This enables debugging. 130 # 131 define LINK_RULE 132 ifeq ($(CONFIG),Debug) 133 EXECUTABLES=$(OUTDIR)/$(1)_x86_32.nexe $(OUTDIR)/$(1)_x86_64.nexe $(OUTDIR)/$(1)_arm.nexe 134 else 135 EXECUTABLES=$(OUTDIR)/$(1).pexe 136 endif 137 $(call LINKER_RULE,$(OUTDIR)/$(1),$(foreach src,$(2),$(call SRC_TO_OBJ,$(src),_pnacl)),$(filter-out pthread,$(3)),$(4),$(LIB_PATHS),$(5)) 138 endef 139 140 141 # 142 # Strip Macro 143 # 144 # NOTE: pnacl-strip does not currently support stripping finalized pexes (in a 145 # sense, they are already stripped). So we just copy the file instead. 146 # 147 # See https://code.google.com/p/nativeclient/issues/detail?id=3534 148 # 149 # $1 = Target Name 150 # $2 = Input Name 151 # 152 define STRIP_RULE 153 all: $(OUTDIR)/$(1).pexe 154 $(OUTDIR)/$(1).pexe: $(OUTDIR)/$(2).pexe 155 $(CP) $$^ $$@ 156 endef 157 158 159 # 160 # NMF Manifiest generation 161 # 162 # Use the python script create_nmf to scan the binaries for dependencies using 163 # objdump. Pass in the (-L) paths to the default library toolchains so that we 164 # can find those libraries and have it automatically copy the files (-s) to 165 # the target directory for us. 166 # 167 # $1 = Target Name (the basename of the nmf 168 # $2 = Additional create_nmf.py arguments 169 # 170 NMF:=python $(NACL_SDK_ROOT)/tools/create_nmf.py 171 172 define NMF_RULE 173 all: $(OUTDIR)/$(1).nmf 174 $(OUTDIR)/$(1).nmf: $(EXECUTABLES) 175 $(call LOG,CREATE_NMF,$$@,$(NMF) -o $$@ $$^ -s $(OUTDIR) $(2)) 176 endef 177 178 # 179 # HTML file generation 180 # 181 CREATE_HTML := python $(NACL_SDK_ROOT)/tools/create_html.py 182 183 define HTML_RULE 184 all: $(OUTDIR)/$(1).html 185 $(OUTDIR)/$(1).html: $(EXECUTABLES) 186 $(call LOG,CREATE_HTML,$$@,$(CREATE_HTML) -o $$@ $$^) 187 endef 188 189 190 # 191 # Determine which executable to pass into the debugger. For pnacl, this is 192 # the .bc -> .nexe translated app. 193 # 194 GDB_DEBUG_TARGET = $(abspath $(OUTDIR))/$(TARGET)_$(SYSARCH).nexe 195
