native_client_sdk/src/tools/nacl_llvm.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 # Paths to Tools
  12 #
  13 PNACL_CC := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=cc)
  14 PNACL_CXX := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=c++)
  15 PNACL_LINK := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=c++)
  16 PNACL_LIB := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=ar)
  17 PNACL_STRIP := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=strip)
  18 PNACL_FINALIZE := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=finalize)
  19
  20 #
  21 # Compile Macro
  22 #
  23 # $1 = Source Name
  24 # $2 = Compile Flags
  25 # $3 = Include Directories
  26 #
  27 define C_COMPILER_RULE
  28 -include $(call SRC_TO_DEP,$(1))
  29 $(call SRC_TO_OBJ,$(1)): $(1) $(TOP_MAKE) | $(dir $(call SRC_TO_OBJ,$(1)))dir.stamp
  30         $(call LOG,CC  ,$$@,$(PNACL_CC) -o $$@ -c $$< $(POSIX_FLAGS) $(2) $(NACL_CFLAGS))
  31         @$(FIXDEPS) $(call SRC_TO_DEP_PRE_FIXUP,$(1))
  32 endef
  33
  34 define CXX_COMPILER_RULE
  35 -include $(call SRC_TO_DEP,$(1))
  36 $(call SRC_TO_OBJ,$(1)): $(1) $(TOP_MAKE) | $(dir $(call SRC_TO_OBJ,$(1)))dir.stamp
  37         $(call LOG,CXX ,$$@,$(PNACL_CXX) -o $$@ -c $$< $(POSIX_FLAGS) $(2) $(NACL_CFLAGS))
  38         @$(FIXDEPS) $(call SRC_TO_DEP_PRE_FIXUP,$(1))
  39 endef
  40
  41
  42 # $1 = Source Name
  43 # $2 = POSIX Compile Flags
  44 # $3 = Include Directories
  45 # $4 = VC Flags (unused)
  46 define COMPILE_RULE
  47 ifeq ($(suffix $(1)),.c)
  48 $(call C_COMPILER_RULE,$(1),$(2) $(foreach inc,$(INC_PATHS),-I$(inc)) $(3))
  49 else
  50 $(call CXX_COMPILER_RULE,$(1),$(2) $(foreach inc,$(INC_PATHS),-I$(inc)) $(3))
  51 endif
  52 endef
  53
  54
  55 #
  56 # SO Macro
  57 #
  58 # $1 = Target Name
  59 # $2 = List of Sources
  60 #
  61 #
  62 define SO_RULE
  63 $(error 'Shared libraries not supported by PNaCl')
  64 endef
  65
  66
  67 #
  68 # LIB Macro
  69 #
  70 # $1 = Target Name
  71 # $2 = List of Sources
  72 # $3 = POSIX Link Flags
  73 # $4 = VC Link Flags (unused)
  74 define LIB_RULE
  75 $(STAMPDIR)/$(1).stamp: $(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a
  76         @echo "TOUCHED $$@" > $(STAMPDIR)/$(1).stamp
  77
  78 all: $(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a
  79 $(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a: $(foreach src,$(2),$(call SRC_TO_OBJ,$(src)))
  80         $(MKDIR) -p $$(dir $$@)
  81         $(RM) -f $$@
  82         $(call LOG,LIB,$$@,$(PNACL_LIB) -cr $$@ $$^ $(3))
  83 endef
  84
  85
  86 #
  87 # Specific Link Macro
  88 #
  89 # $1 = Target Name
  90 # $2 = List of inputs
  91 # $3 = List of libs
  92 # $4 = List of deps
  93 # $5 = List of lib dirs
  94 # $6 = Other Linker Args
  95 #
  96 define LINKER_RULE
  97 all: $(1).pexe
  98 $(1).pexe: $(1).bc
  99         $(call LOG,FINALIZE,$$@,$(PNACL_FINALIZE) -o $$@ $$^)
 100
 101 $(1).bc: $(2) $(foreach dep,$(4),$(STAMPDIR)/$(dep).stamp)
 102         $(call LOG,LINK,$$@,$(PNACL_LINK) -o $$@ $(2) $(PNACL_LDFLAGS) $(foreach path,$(5),-L$(path)/pnacl/$(CONFIG)) $(foreach lib,$(3),-l$(lib)) $(6))
 103 endef
 104
 105
 106 #
 107 # Generalized Link Macro
 108 #
 109 # $1 = Target Name
 110 # $2 = List of Sources
 111 # $3 = List of LIBS
 112 # $4 = List of DEPS
 113 # $5 = POSIX Linker Switches
 114 # $6 = VC Linker Switches
 115 #
 116 define LINK_RULE
 117 $(call LINKER_RULE,$(OUTDIR)/$(1),$(foreach src,$(2),$(call SRC_TO_OBJ,$(src))),$(filter-out pthread,$(3)),$(4),$(LIB_PATHS),$(5))
 118 endef
 119
 120
 121 #
 122 # Strip Macro
 123 #
 124 # NOTE: pnacl-strip does not really do much for finalized pexes (in a
 125 # sense, they are already stripped), but set this rule up for uniformity.
 126 #
 127 # $1 = Target Name
 128 # $2 = Input Name
 129 #
 130 define STRIP_RULE
 131 all: $(OUTDIR)/$(1).pexe
 132 $(OUTDIR)/$(1).pexe: $(OUTDIR)/$(2).pexe
 133         $(call LOG,STRIP,$$@,$(PNACL_STRIP) $$^ -o $$@)
 134 endef
 135
 136
 137 #
 138 # NMF Manifest generation
 139 #
 140 # Use the python script create_nmf to scan the binaries for dependencies using
 141 # objdump.  Pass in the (-L) paths to the default library toolchains so that we
 142 # can find those libraries and have it automatically copy the files (-s) to
 143 # the target directory for us.
 144 #
 145 # $1 = Target Name (the basename of the nmf)
 146 # $2 = Additional create_nmf.py arguments
 147 #
 148 NMF:=python $(NACL_SDK_ROOT)/tools/create_nmf.py
 149
 150 EXECUTABLES=$(OUTDIR)/$(1).pexe $(OUTDIR)/$(1)_unstripped.bc
 151
 152 define NMF_RULE
 153 all: $(OUTDIR)/$(1).nmf
 154 $(OUTDIR)/$(1).nmf: $(EXECUTABLES)
 155         $(call LOG,CREATE_NMF,$$@,$(NMF) -o $$@ $$^ -s $(OUTDIR) $(2))
 156 endef
 157
 158 #
 159 # HTML file generation
 160 #
 161 CREATE_HTML := python $(NACL_SDK_ROOT)/tools/create_html.py
 162
 163 define HTML_RULE
 164 all: $(OUTDIR)/$(1).html
 165 $(OUTDIR)/$(1).html: $(EXECUTABLES)
 166         $(call LOG,CREATE_HTML,$$@,$(CREATE_HTML) -o $$@ $$^)
 167 endef