nacl_llvm.mk revision 0f1bc08d4cfcc34181b0b5cbf065c40f687bf740 
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#
13PNACL_BIN = $(TC_PATH)/$(OSNAME)_$(TOOLCHAIN)/bin
14PNACL_CC ?= $(PNACL_BIN)/pnacl-clang -c
15PNACL_CXX ?= $(PNACL_BIN)/pnacl-clang++ -c
16PNACL_LINK ?= $(PNACL_BIN)/pnacl-clang++
17PNACL_LIB ?= $(PNACL_BIN)/pnacl-ar
18PNACL_STRIP ?= $(PNACL_BIN)/pnacl-strip
19PNACL_FINALIZE ?= $(PNACL_BIN)/pnacl-finalize
20PNACL_TRANSLATE ?= $(PNACL_BIN)/pnacl-translate
21
22#
23# Compile Macro
24#
25# $1 = Source Name
26# $2 = Compile Flags
27# $3 = Include Directories
28#
29define 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 $$< $(POSIX_FLAGS) $(2) $(NACL_CFLAGS))
33	@$(FIXDEPS) $(call SRC_TO_DEP_PRE_FIXUP,$(1),_pnacl)
34endef
35
36define CXX_COMPILER_RULE
37-include $(call SRC_TO_DEP,$(1),_pnacl)
38$(call SRC_TO_OBJ,$(1),_pnacl): $(1) $(TOP_MAKE) | $(dir $(call SRC_TO_OBJ,$(1)))dir.stamp
39	$(call LOG,CXX ,$$@,$(PNACL_CXX) -o $$@ -c $$< $(POSIX_FLAGS) $(2) $(NACL_CFLAGS))
40	@$(FIXDEPS) $(call SRC_TO_DEP_PRE_FIXUP,$(1),_pnacl)
41endef
42
43
44# $1 = Source Name
45# $2 = POSIX Compile Flags
46# $3 = Include Directories
47# $4 = VC Flags (unused)
48define COMPILE_RULE
49ifeq ($(suffix $(1)),.c)
50$(call C_COMPILER_RULE,$(1),$(2) $(foreach inc,$(INC_PATHS),-I$(inc)) $(3))
51else
52$(call CXX_COMPILER_RULE,$(1),$(2) $(foreach inc,$(INC_PATHS),-I$(inc)) $(3))
53endif
54endef
55
56
57#
58# SO Macro
59#
60# $1 = Target Name
61# $2 = List of Sources
62#
63#
64define SO_RULE
65$(error 'Shared libraries not supported by PNaCl')
66endef
67
68
69#
70# LIB Macro
71#
72# $1 = Target Name
73# $2 = List of Sources
74# $3 = POSIX Link Flags
75# $4 = VC Link Flags (unused)
76define LIB_RULE
77$(STAMPDIR)/$(1).stamp: $(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a
78	@echo "TOUCHED $$@" > $(STAMPDIR)/$(1).stamp
79
80all: $(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a
81$(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a: $(foreach src,$(2),$(call SRC_TO_OBJ,$(src),_pnacl))
82	$(MKDIR) -p $$(dir $$@)
83	$(RM) -f $$@
84	$(call LOG,LIB,$$@,$(PNACL_LIB) -cr $$@ $$^ $(3))
85endef
86
87
88#
89# Specific Link Macro
90#
91# $1 = Target Name
92# $2 = List of inputs
93# $3 = List of libs
94# $4 = List of deps
95# $5 = List of lib dirs
96# $6 = Other Linker Args
97#
98# For debugging, we translate the pre-finalized .bc file.
99#
100define LINKER_RULE
101all: $(1).pexe 
102$(1)_x86_32.nexe : $(1).bc
103	$(call LOG,TRANSLATE,$$@,$(PNACL_TRANSLATE) --allow-llvm-bitcode-input -arch x86-32 $$^ -o $$@)
104
105$(1)_x86_64.nexe : $(1).bc
106	$(call LOG,TRANSLATE,$$@,$(PNACL_TRANSLATE) --allow-llvm-bitcode-input -arch x86-64 $$^ -o $$@)
107
108$(1)_arm.nexe : $(1).bc
109	$(call LOG,TRANSLATE,$$@,$(PNACL_TRANSLATE) --allow-llvm-bitcode-input -arch arm $$^ -o $$@)
110
111$(1).pexe: $(1).bc
112	$(call LOG,FINALIZE,$$@,$(PNACL_FINALIZE) -o $$@ $$^)
113
114$(1).bc: $(2) $(foreach dep,$(4),$(STAMPDIR)/$(dep).stamp)
115	$(call LOG,LINK,$$@,$(PNACL_LINK) -o $$@ $(2) $(PNACL_LDFLAGS) $(foreach path,$(5),-L$(path)/pnacl/$(CONFIG)) $(foreach lib,$(3),-l$(lib)) $(6))
116endef
117
118
119#
120# Generalized Link Macro
121#
122# $1 = Target Name
123# $2 = List of Sources
124# $3 = List of LIBS
125# $4 = List of DEPS
126# $5 = POSIX Linker Switches
127# $6 = VC Linker Switches
128#
129# NOTE:  For Debug builds we translate the .bc file to a .nexe instead of
130# using the finalizing to a .pexe.  This enables debugging.
131#
132define LINK_RULE
133$(call LINKER_RULE,$(OUTDIR)/$(1),$(foreach src,$(2),$(call SRC_TO_OBJ,$(src),_pnacl)),$(filter-out pthread,$(3)),$(4),$(LIB_PATHS),$(5))
134endef
135
136
137#
138# Strip Macro
139#
140# NOTE: pnacl-strip does not currently support stripping finalized pexes (in a
141# sense, they are already stripped). So we just copy the file instead.
142#
143# See https://code.google.com/p/nativeclient/issues/detail?id=3534
144#
145# $1 = Target Name
146# $2 = Input Name
147#
148define STRIP_RULE
149all: $(OUTDIR)/$(1).pexe
150$(OUTDIR)/$(1).pexe: $(OUTDIR)/$(2).pexe
151	$(CP) $$^ $$@
152endef
153
154
155#
156# NMF Manifiest generation
157#
158# Use the python script create_nmf to scan the binaries for dependencies using
159# objdump.  Pass in the (-L) paths to the default library toolchains so that we
160# can find those libraries and have it automatically copy the files (-s) to
161# the target directory for us.
162#
163# $1 = Target Name (the basename of the nmf
164# $2 = Additional create_nmf.py arguments
165#
166NMF:=python $(NACL_SDK_ROOT)/tools/create_nmf.py
167
168ifeq ($(CONFIG),Debug)
169EXECUTABLES=$(OUTDIR)/$(1)_x86_32.nexe $(OUTDIR)/$(1)_x86_64.nexe $(OUTDIR)/$(1)_arm.nexe
170else
171EXECUTABLES=$(OUTDIR)/$(1).pexe
172endif
173
174define NMF_RULE
175all: $(OUTDIR)/$(1).nmf
176$(OUTDIR)/$(1).nmf: $(EXECUTABLES)
177	$(call LOG,CREATE_NMF,$$@,$(NMF) -o $$@ $$^ -s $(OUTDIR) $(2))
178endef
179
180#
181# HTML file generation
182#
183CREATE_HTML := python $(NACL_SDK_ROOT)/tools/create_html.py
184
185define HTML_RULE
186all: $(OUTDIR)/$(1).html
187$(OUTDIR)/$(1).html: $(EXECUTABLES)
188	$(call LOG,CREATE_HTML,$$@,$(CREATE_HTML) -o $$@ $$^)
189endef
190
191
192#
193# Determine which executable to pass into the debugger.  For pnacl, this is
194# the .bc -> .nexe translated app.
195#
196GDB_DEBUG_TARGET = $(abspath $(OUTDIR))/$(TARGET)_$(SYSARCH).nexe
197