native_client_sdk/src/tools/nacl_gcc.mk

   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
  12 #
  13 # Default Paths
  14 #
  15
  16 LD_X86_32:=-L$(NACL_SDK_ROOT)/lib/$(TOOLCHAIN)_x86_32/$(CONFIG)
  17 LD_X86_64:=-L$(NACL_SDK_ROOT)/lib/$(TOOLCHAIN)_x86_64/$(CONFIG)
  18 LD_ARM:=-L$(NACL_SDK_ROOT)/lib/$(TOOLCHAIN)_arm/$(CONFIG)
  19
  20
  21 #
  22 # Macros for TOOLS
  23 #
  24 # We use the C++ compiler for everything and then use the -Wl,-as-needed flag
  25 # in the linker to drop libc++ unless it's actually needed.
  26 #
  27 X86_CC?=$(TC_PATH)/$(OSNAME)_x86_$(TOOLCHAIN)/bin/i686-nacl-gcc
  28 X86_CXX?=$(TC_PATH)/$(OSNAME)_x86_$(TOOLCHAIN)/bin/i686-nacl-g++
  29 X86_LINK?=$(TC_PATH)/$(OSNAME)_x86_$(TOOLCHAIN)/bin/i686-nacl-g++ -Wl,-as-needed
  30 X86_LIB?=$(TC_PATH)/$(OSNAME)_x86_$(TOOLCHAIN)/bin/i686-nacl-ar r
  31
  32 ARM_CC?=$(TC_PATH)/$(OSNAME)_arm_$(TOOLCHAIN)/bin/arm-nacl-gcc
  33 ARM_CXX?=$(TC_PATH)/$(OSNAME)_arm_$(TOOLCHAIN)/bin/arm-nacl-g++
  34 ARM_LINK?=$(TC_PATH)/$(OSNAME)_arm_$(TOOLCHAIN)/bin/arm-nacl-g++ -Wl,-as-needed
  35 ARM_LIB?=$(TC_PATH)/$(OSNAME)_arm_$(TOOLCHAIN)/bin/arm-nacl-ar r
  36
  37
  38 #
  39 # Compile Macro
  40 #
  41 # $1 = Source Name
  42 # $2 = Compile Flags
  43 #
  44 define C_COMPILER_RULE
  45 $(OUTDIR)/$(basename $(1))_x86_32.o : $(1) $(TOP_MAKE) | $(OUTDIR)
  46         $(X86_CC) -o $$@ -c $$< -m32 $(POSIX_FLAGS) $(2) $(NACL_CFLAGS)
  47
  48 $(OUTDIR)/$(basename $(1))_x86_64.o : $(1) $(TOP_MAKE) | $(OUTDIR)
  49         $(X86_CC) -o $$@ -c $$< -m64 $(POSIX_FLAGS) $(2) $(NACL_CFLAGS)
  50
  51 $(OUTDIR)/$(basename $(1))_arm.o : $(1) $(TOP_MAKE) | $(OUTDIR)
  52         $(ARM_CC) -o $$@ -c $$< $(POSIX_FLAGS) $(2) $(NACL_CFLAGS)
  53 endef
  54
  55 define CXX_COMPILER_RULE
  56 $(OUTDIR)/$(basename $(1))_x86_32.o : $(1) $(TOP_MAKE) | $(OUTDIR)
  57         $(X86_CXX) -o $$@ -c $$< -m32 $(POSIX_FLAGS) $(2) $(NACL_CXXFLAGS)
  58
  59 $(OUTDIR)/$(basename $(1))_x86_64.o : $(1) $(TOP_MAKE) | $(OUTDIR)
  60         $(X86_CXX) -o $$@ -c $$< -m64 $(POSIX_FLAGS) $(2) $(NACL_CXXFLAGS)
  61
  62 $(OUTDIR)/$(basename $(1))_arm.o : $(1) $(TOP_MAKE) | $(OUTDIR)
  63         $(ARM_CXX) -o $$@ -c $$< $(POSIX_FLAGS) $(2) $(NACL_CXXFLAGS)
  64 endef
  65
  66
  67 #
  68 # $1 = Source Name
  69 # $2 = POSIX Compile Flags
  70 # $3 = Include Directories
  71 # $4 = VC Flags (unused)
  72 #
  73 define COMPILE_RULE
  74 ifeq ('.c','$(suffix $(1))')
  75 $(call C_COMPILER_RULE,$(1),$(2) $(foreach inc,$(INC_PATHS),-I$(inc)) $(3))
  76 else
  77 $(call CXX_COMPILER_RULE,$(1),$(2) $(foreach inc,$(INC_PATHS),-I$(inc)) $(3))
  78 endif
  79 endef
  80
  81
  82 #
  83 # SO Macro
  84 #
  85 # $1 = Target Name
  86 # $2 = List of Sources
  87 #
  88 #
  89 GLIBC_REMAP:=
  90 define SO_RULE
  91 NMF_TARGETS+=$$(OUTDIR)/$(1)_x86_32.so
  92 $(OUTDIR)/$(1)_x86_32.so : $(foreach src,$(2),$(OUTDIR)/$(basename $(src))_x86_32.o) $(4)
  93         $(X86_LINK) -o $$@ $$(filter-out $(4),$$^) -shared -m32 $$(LD_X86_32) $$(LD_FLAGS) $(foreach lib,$(3),-l$(lib))
  94
  95 NMF_TARGETS+=$(OUTDIR)/$(1)_x86_64.so
  96 $(OUTDIR)/$(1)_x86_64.so : $(foreach src,$(2),$$(OUTDIR)/$(basename $(src))_x86_64.o) $(4)
  97         $(X86_LINK) -o $$@ $$(filter-out $(4),$$^) -shared -m64 $(LD_X86_64) $$(LD_FLAGS) $(foreach lib,$(3),-l$(lib))
  98
  99 GLIBC_SO_LIST+=$(OUTDIR)/$(1)_x86_32.so $(OUTDIR)/$(1)_x86_64.so
 100 GLIBC_REMAP+=-n $(1)_x86_32.so,$(1).so
 101 GLIBC_REMAP+=-n $(1)_x86_64.so,$(1).so
 102 endef
 103
 104
 105 #
 106 # LIB Macro
 107 #
 108 # $1 = Target Name
 109 # $2 = List of Sources
 110 # $3 = POSIX Link Flags
 111 # $4 = VC Link Flags (unused)
 112 #
 113 define LIB_RULE
 114 all: $(NACL_SDK_ROOT)/lib/$(TOOLCHAIN)_x86_32/$(CONFIG)/lib$(1).a
 115 $(NACL_SDK_ROOT)/lib/$(TOOLCHAIN)_x86_32/$(CONFIG)/lib$(1).a : $(foreach src,$(2),$(OUTDIR)/$(basename $(src))_x86_32.o)
 116         $(MKDIR) -p $$(dir $$@)
 117         $(X86_LIB) $$@ $$^
 118
 119 all: $(NACL_SDK_ROOT)/lib/$(TOOLCHAIN)_x86_64/$(CONFIG)/lib$(1).a
 120 $(NACL_SDK_ROOT)/lib/$(TOOLCHAIN)_x86_64/$(CONFIG)/lib$(1).a : $(foreach src,$(2),$(OUTDIR)/$(basename $(src))_x86_64.o)
 121         $(MKDIR) -p $$(dir $$@)
 122         $(X86_LIB) $$@ $$^
 123
 124 ifneq ('glibc','$(TOOLCHAIN)')
 125 all: $(NACL_SDK_ROOT)/lib/$(TOOLCHAIN)_arm/$(CONFIG)/lib$(1).a
 126 endif
 127 $(NACL_SDK_ROOT)/lib/$(TOOLCHAIN)_arm/$(CONFIG)/lib$(1).a : $(foreach src,$(2),$(OUTDIR)/$(basename $(src))_arm.o)
 128         $(MKDIR) -p $$(dir $$@)
 129         $(ARM_LIB) $$@ $$^
 130 endef
 131
 132
 133 #
 134 # Specific Link Macro
 135 #
 136 # $1 = Target Name
 137 # $2 = List of Sources
 138 # $3 = List of LIBS
 139 # $4 = List of DEPS
 140 # $5 = POSIX Link Flags
 141 # $6 = Library Paths
 142 #
 143 define LINKER_RULE
 144 $(OUTDIR)/$(1)_x86_32.nexe : $(foreach src,$(2),$(OUTDIR)/$(basename $(src))_x86_32.o) $(4)
 145         $(X86_LINK) -o $$@ $$(filter-out $(4),$$^) -m32 $(foreach path,$(6),-L$(path)/$(TOOLCHAIN)_x86_32/$(CONFIG)) $(foreach lib,$(3),-l$(lib)) $(5)
 146
 147 $(OUTDIR)/$(1)_x86_64.nexe : $(foreach src,$(2),$$(OUTDIR)/$(basename $(src))_x86_64.o) $(4)
 148         $(X86_LINK) -o $$@ $$(filter-out $(4),$$^) -m64 $(foreach path,$(6),-L$(path)/$(TOOLCHAIN)_x86_64/$(CONFIG)) $(foreach lib,$(3),-l$(lib)) $(5)
 149
 150 $(OUTDIR)/$(1)_arm.nexe : $(foreach src,$(2),$(OUTDIR)/$(basename $(src))_arm.o) $(4)
 151         $(ARM_LINK) -o $$@ $$(filter-out $(4),$$^) $(foreach path,$(6),-L$(path)/$(TOOLCHAIN)_arm/$(CONFIG)) $(foreach lib,$(3),-l$(lib)) $(5)
 152 endef
 153
 154
 155 #
 156 # Generalized Link Macro
 157 #
 158 # $1 = Target Name
 159 # $2 = List of Sources
 160 # $3 = List of LIBS
 161 # $4 = List of DEPS
 162 # $5 = POSIX Linker Switches
 163 # $6 = VC Linker Switches
 164 #
 165 define LINK_RULE
 166 $(call LINKER_RULE,$(1),$(2),$(filter-out pthread,$(3)),$(4),$(5),$(LIB_PATHS))
 167 endef
 168
 169
 170 #
 171 # Generate NMF_TARGETS
 172 #
 173 ARCHES=x86_32 x86_64
 174 ifeq "newlib" "$(TOOLCHAIN)"
 175 ARCHES+=arm
 176 endif
 177 NMF_ARCHES:=$(foreach arch,$(ARCHES),_$(arch).nexe)
 178
 179
 180 #
 181 # NMF Manifiest generation
 182 #
 183 # Use the python script create_nmf to scan the binaries for dependencies using
 184 # objdump.  Pass in the (-L) paths to the default library toolchains so that we
 185 # can find those libraries and have it automatically copy the files (-s) to
 186 # the target directory for us.
 187 #
 188 # $1 = Target Name (the basename of the nmf
 189 # $2 = Additional create_nmf.py arguments
 190 #
 191 NMF:=python $(NACL_SDK_ROOT)/tools/create_nmf.py
 192 GLIBC_DUMP:=$(TC_PATH)/$(OSNAME)_x86_glibc/x86_64-nacl/bin/objdump
 193 GLIBC_PATHS:=-L $(TC_PATH)/$(OSNAME)_x86_glibc/x86_64-nacl/lib32
 194 GLIBC_PATHS+=-L $(TC_PATH)/$(OSNAME)_x86_glibc/x86_64-nacl/lib
 195
 196 define NMF_RULE
 197 all:$(OUTDIR)/$(1).nmf
 198 $(OUTDIR)/$(1).nmf : $(foreach arch,$(NMF_ARCHES),$(OUTDIR)/$(1)$(arch)) $(GLIBC_SO_LIST)
 199         $(NMF) -o $$@ $$^ -D $(GLIBC_DUMP) $(GLIBC_PATHS) -s $(OUTDIR) $(2) $(GLIBC_REMAP)
 200 endef
 201
 202