diff options
author | C.J. Collier <cjcollier@linuxfoundation.org> | 2016-06-14 07:50:17 -0700 |
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committer | C.J. Collier <cjcollier@linuxfoundation.org> | 2016-06-14 12:17:54 -0700 |
commit | 97f17497d162afdb82c8704bf097f0fee3724b2e (patch) | |
tree | 1c6269614c0c15ffef8451c58ae8f8b30a1bc804 /mk/internal/rte.compile-pre.mk | |
parent | e04be89c2409570e0055b2cda60bd11395bb93b0 (diff) |
Imported Upstream version 16.04
Change-Id: I77eadcd8538a9122e4773cbe55b24033dc451757
Signed-off-by: C.J. Collier <cjcollier@linuxfoundation.org>
Diffstat (limited to 'mk/internal/rte.compile-pre.mk')
-rw-r--r-- | mk/internal/rte.compile-pre.mk | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/mk/internal/rte.compile-pre.mk b/mk/internal/rte.compile-pre.mk new file mode 100644 index 00000000..b9bff4a7 --- /dev/null +++ b/mk/internal/rte.compile-pre.mk @@ -0,0 +1,176 @@ +# BSD LICENSE +# +# Copyright(c) 2010-2014 Intel Corporation. All rights reserved. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in +# the documentation and/or other materials provided with the +# distribution. +# * Neither the name of Intel Corporation nor the names of its +# contributors may be used to endorse or promote products derived +# from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +# +# Common to rte.lib.mk, rte.app.mk, rte.obj.mk +# + +SRCS-all := $(SRCS-y) $(SRCS-n) $(SRCS-) + +# convert source to obj file +src2obj = $(strip $(patsubst %.c,%.o,\ + $(patsubst %.S,%_s.o,$(1)))) + +# add a dot in front of the file name +dotfile = $(strip $(foreach f,$(1),\ + $(join $(dir $f),.$(notdir $f)))) + +# convert source/obj files into dot-dep filename (does not +# include .S files) +src2dep = $(strip $(call dotfile,$(patsubst %.c,%.o.d, \ + $(patsubst %.S,,$(1))))) +obj2dep = $(strip $(call dotfile,$(patsubst %.o,%.o.d,$(1)))) + +# convert source/obj files into dot-cmd filename +src2cmd = $(strip $(call dotfile,$(patsubst %.c,%.o.cmd, \ + $(patsubst %.S,%_s.o.cmd,$(1))))) +obj2cmd = $(strip $(call dotfile,$(patsubst %.o,%.o.cmd,$(1)))) + +OBJS-y := $(call src2obj,$(SRCS-y)) +OBJS-n := $(call src2obj,$(SRCS-n)) +OBJS- := $(call src2obj,$(SRCS-)) +OBJS-all := $(filter-out $(SRCS-all),$(OBJS-y) $(OBJS-n) $(OBJS-)) + +DEPS-y := $(call src2dep,$(SRCS-y)) +DEPS-n := $(call src2dep,$(SRCS-n)) +DEPS- := $(call src2dep,$(SRCS-)) +DEPS-all := $(DEPS-y) $(DEPS-n) $(DEPS-) +DEPSTMP-all := $(DEPS-all:%.d=%.d.tmp) + +CMDS-y := $(call src2cmd,$(SRCS-y)) +CMDS-n := $(call src2cmd,$(SRCS-n)) +CMDS- := $(call src2cmd,$(SRCS-)) +CMDS-all := $(CMDS-y) $(CMDS-n) $(CMDS-) + +-include $(DEPS-y) $(CMDS-y) + +# command to compile a .c file to generate an object +ifeq ($(USE_HOST),1) +C_TO_O = $(HOSTCC) -Wp,-MD,$(call obj2dep,$(@)).tmp $(HOST_CFLAGS) \ + $(CFLAGS_$(@)) $(HOST_EXTRA_CFLAGS) -o $@ -c $< +C_TO_O_STR = $(subst ','\'',$(C_TO_O)) #'# fix syntax highlight +C_TO_O_DISP = $(if $(V),"$(C_TO_O_STR)"," HOSTCC $(@)") +else +C_TO_O = $(CC) -Wp,-MD,$(call obj2dep,$(@)).tmp $(CFLAGS) \ + $(CFLAGS_$(@)) $(EXTRA_CFLAGS) -o $@ -c $< +C_TO_O_STR = $(subst ','\'',$(C_TO_O)) #'# fix syntax highlight +C_TO_O_DISP = $(if $(V),"$(C_TO_O_STR)"," CC $(@)") +endif +C_TO_O_CMD = 'cmd_$@ = $(C_TO_O_STR)' +C_TO_O_DO = @set -e; \ + echo $(C_TO_O_DISP); \ + $(C_TO_O) && \ + echo $(C_TO_O_CMD) > $(call obj2cmd,$(@)) && \ + sed 's,'$@':,dep_'$@' =,' $(call obj2dep,$(@)).tmp > $(call obj2dep,$(@)) && \ + rm -f $(call obj2dep,$(@)).tmp + +# return an empty string if string are equal +compare = $(strip $(subst $(1),,$(2)) $(subst $(2),,$(1))) + +# return a non-empty string if the dst file does not exist +file_missing = $(call compare,$(wildcard $@),$@) + +# return a non-empty string if cmdline changed +cmdline_changed = $(call compare,$(strip $(cmd_$@)),$(strip $(1))) + +# return a non-empty string if a dependency file does not exist +depfile_missing = $(call compare,$(wildcard $(dep_$@)),$(dep_$@)) + +# return an empty string if no prereq is newer than target +# - $^ -> names of all the prerequisites +# - $(wildcard $^) -> every existing prereq +# - $(filter-out $(wildcard $^),$^) -> every prereq that don't +# exist (filter-out removes existing ones from the list) +# - $? -> names of all the prerequisites newer than target +depfile_newer = $(strip $(filter-out FORCE,$? \ + $(filter-out $(wildcard $^),$^))) + +# return 1 if parameter is a non-empty string, else 0 +boolean = $(if $1,1,0) + +# +# Compile .c file if needed +# Note: dep_$$@ is from the .d file and DEP_$$@ can be specified by +# user (by default it is empty) +# +.SECONDEXPANSION: +%.o: %.c $$(wildcard $$(dep_$$@)) $$(DEP_$$(@)) FORCE + @[ -d $(dir $@) ] || mkdir -p $(dir $@) + $(if $(D),\ + @echo -n "$< -> $@ " ; \ + echo -n "file_missing=$(call boolean,$(file_missing)) " ; \ + echo -n "cmdline_changed=$(call boolean,$(call cmdline_changed,$(C_TO_O))) " ; \ + echo -n "depfile_missing=$(call boolean,$(depfile_missing)) " ; \ + echo "depfile_newer=$(call boolean,$(depfile_newer))") + $(if $(or \ + $(file_missing),\ + $(call cmdline_changed,$(C_TO_O)),\ + $(depfile_missing),\ + $(depfile_newer)),\ + $(C_TO_O_DO)) + +# command to assemble a .S file to generate an object +ifeq ($(USE_HOST),1) +S_TO_O = $(CPP) $(HOST_CPPFLAGS) $($(@)_CPPFLAGS) $(HOST_EXTRA_CPPFLAGS) $< $(@).tmp && \ + $(HOSTAS) $(HOST_ASFLAGS) $($(@)_ASFLAGS) $(HOST_EXTRA_ASFLAGS) -o $@ $(@).tmp +S_TO_O_STR = $(subst ','\'',$(S_TO_O)) #'# fix syntax highlight +S_TO_O_DISP = $(if $(V),"$(S_TO_O_STR)"," HOSTAS $(@)") +else +S_TO_O = $(CPP) $(CPPFLAGS) $($(@)_CPPFLAGS) $(EXTRA_CPPFLAGS) $< -o $(@).tmp && \ + $(AS) $(ASFLAGS) $($(@)_ASFLAGS) $(EXTRA_ASFLAGS) -o $@ $(@).tmp +S_TO_O_STR = $(subst ','\'',$(S_TO_O)) #'# fix syntax highlight +S_TO_O_DISP = $(if $(V),"$(S_TO_O_STR)"," AS $(@)") +endif + +S_TO_O_CMD = "cmd_$@ = $(S_TO_O_STR)" +S_TO_O_DO = @set -e; \ + echo $(S_TO_O_DISP); \ + $(S_TO_O) && \ + echo $(S_TO_O_CMD) > $(call obj2cmd,$(@)) + +# +# Compile .S file if needed +# Note: DEP_$$@ can be specified by user (by default it is empty) +# +%_s.o: %.S $$(DEP_$$@) FORCE + @[ ! -d $(dir $@) ] || mkdir -p $(dir $@) + $(if $(D),\ + @echo -n "$< -> $@ " ; \ + echo -n "file_missing=$(call boolean,$(file_missing)) " ; \ + echo -n "cmdline_changed=$(call boolean,$(call cmdline_changed,$(S_TO_O_STR))) " ; \ + echo -n "depfile_missing=$(call boolean,$(depfile_missing)) " ; \ + echo "depfile_newer=$(call boolean,$(depfile_newer)) ") + $(if $(or \ + $(file_missing),\ + $(call cmdline_changed,$(S_TO_O_STR)),\ + $(depfile_missing),\ + $(depfile_newer)),\ + $(S_TO_O_DO)) |