a38ccfdee1
The ccopts mechanism is needed for passing ARM assembler flags to GCC.
There are many gotchas in adding ASFLAGS. As things have moved
around, the revert doesn't remove cleanly, so this reverts and cleans
up the ccopts.
This reverts commit 25b56c3af5.
Change-Id: I44c025535258e6afb05a814123c10c24775a88e8
Signed-off-by: Marc Jones <marc.jones@se-eng.com>
Reviewed-on: http://review.coreboot.org/7352
Tested-by: build bot (Jenkins)
Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
122 lines
4.2 KiB
PHP
122 lines
4.2 KiB
PHP
##
|
|
## This file is part of the coreboot project.
|
|
##
|
|
## Copyright (C) 2014 Google Inc
|
|
##
|
|
## This program is free software; you can redistribute it and/or modify
|
|
## it under the terms of the GNU General Public License as published by
|
|
## the Free Software Foundation; version 2 of the License.
|
|
##
|
|
## This program is distributed in the hope that it will be useful,
|
|
## but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
## GNU General Public License for more details.
|
|
##
|
|
## You should have received a copy of the GNU General Public License
|
|
## along with this program; if not, write to the Free Software
|
|
## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
##
|
|
|
|
# ccache integration
|
|
ifeq ($(CONFIG_CCACHE),y)
|
|
|
|
CCACHE:=$(word 1,$(wildcard $(addsuffix /ccache,$(subst :, ,$(PATH)))))
|
|
ifeq ($(CCACHE),)
|
|
$(error ccache selected, but not found in PATH)
|
|
endif
|
|
|
|
export CCACHE_COMPILERCHECK=content
|
|
export CCACHE_BASEDIR=$(top)
|
|
|
|
$(foreach arch,$(ARCH_SUPPORTED), \
|
|
$(eval CC_$(arch):=$(CCACHE) $(CC_$(arch))))
|
|
|
|
HOSTCC:=$(CCACHE) $(HOSTCC)
|
|
HOSTCXX:=$(CCACHE) $(HOSTCXX)
|
|
ROMCC=$(CCACHE) $(ROMCC_BIN)
|
|
endif
|
|
|
|
# scan-build integration
|
|
ifneq ($(CCC_ANALYZER_OUTPUT_FORMAT),)
|
|
|
|
ifeq ($(CCC_ANALYZER_ANALYSIS),)
|
|
export CCC_ANALYZER_ANALYSIS := -analyzer-opt-analyze-headers
|
|
endif
|
|
|
|
$(foreach arch,$(ARCH_SUPPORTED), \
|
|
$(eval CC_$(arch):=CCC_CC="$(CC_$(arch))" $(CC) ))
|
|
|
|
HOSTCC:=CCC_CC="$(HOSTCC)" $(CC)
|
|
HOSTCXX:=CCC_CXX="$(HOSTCXX)" $(CXX)
|
|
ROMCC=CCC_CC="$(ROMCC_BIN)" $(CC)
|
|
endif
|
|
|
|
COREBOOT_STANDARD_STAGES := bootblock romstage ramstage
|
|
|
|
ARCHDIR-i386 := x86
|
|
ARCHDIR-x86_32 := x86
|
|
ARCHDIR-arm := arm
|
|
ARCHDIR-arm64 := arm64
|
|
|
|
CFLAGS_arm := -mno-unaligned-access -ffunction-sections -fdata-sections
|
|
|
|
CFLAGS_arm64 := -ffunction-sections -fdata-sections
|
|
|
|
toolchain_to_dir = \
|
|
$(foreach arch,$(ARCH_SUPPORTED),\
|
|
$(eval CPPFLAGS_$(arch) += \
|
|
-Isrc/arch/$(ARCHDIR-$(arch))/include))
|
|
|
|
# set_stage_toolchain: Decides the toolchain to be used by every stage
|
|
# E.g.: If bootblock is x86_32, it sets ARCH-BOOTBLOCK-y = x86_32, whereas
|
|
# ARCH-BOOTBLOCK-n = armv7. Then, ARCH-BOOTBLOCK-y can be used anywhere to
|
|
# decide the compiler toolchain for bootblock stage
|
|
# This step is essential for initializing the toolchain for coreboot standard
|
|
# stages i.e. bootblock, romstage and ramstage, since it acts as the second
|
|
# parameter to create_class_compiler below in init_standard_toolchain
|
|
set_stage_toolchain= \
|
|
$(foreach arch,$(ARCH_SUPPORTED),$(eval ARCH-$(1)-$($(shell echo CONFIG_ARCH_$(1)_$(arch) | tr '[:lower:]' '[:upper:]')) := $(arch)))
|
|
|
|
# create_class_compiler: Used to create compiler tool set for
|
|
# special classes
|
|
# @1: special class
|
|
# @2: compiler set to be used
|
|
# e.g.: smm special class uses i386 as compiler set
|
|
define create_class_compiler
|
|
CC_$(1) := $(CC_$(2))
|
|
LD_$(1) := $(LD_$(2))
|
|
NM_$(1) := $(NM_$(2))
|
|
OBJCOPY_$(1) := $(OBJCOPY_$(2))
|
|
OBJDUMP_$(1) := $(OBJDUMP_$(2))
|
|
STRIP_$(1) := $(STRIP_$(2))
|
|
READELF_$(1) := $(READELF_$(2))
|
|
CFLAGS_$(1) = $$(CFLAGS_common) $$(CFLAGS_$(2))
|
|
CPPFLAGS_$(1) = $$(CPPFLAGS_common) $$(CPPFLAGS_$(2))
|
|
LIBGCC_FILE_NAME_$(1) = $(wildcard $(shell $(CC_$(2)) $(CFLAGS_$(2)) -print-libgcc-file-name))
|
|
LIBCLANG_RT_FILE_NAME_$(1) = $(shell $(CC_$(2)) $(CFLAGS_$(2)) -print-librt-file-name 2>/dev/null)
|
|
endef
|
|
|
|
# define_class: Allows defining any program as dynamic class and compiler tool
|
|
# set for the same based on the architecture for which the program is to be
|
|
# compiled
|
|
# @1: program (class name)
|
|
# @2: architecture for which the program needs to be compiled
|
|
# IMP: Ensure that define_class is called before any .c or .S files are added to
|
|
# the class of the program. Check subdirs-y for order of subdirectory inclusions
|
|
define define_class
|
|
classes-y += $(1)
|
|
$(eval $(call create_class_compiler,$(1),$(2)))
|
|
endef
|
|
|
|
# initialize standard toolchain (CC,AS and others) for give stage
|
|
# @1 : stage for which the toolchain is to be initialized
|
|
init_standard_toolchain = \
|
|
$(eval $(call set_stage_toolchain,$(1))) \
|
|
$(eval $(call create_class_compiler,$(1),$(ARCH-$(1)-y)))
|
|
|
|
init_stages = \
|
|
$(foreach stage,$(COREBOOT_STANDARD_STAGES),$(eval $(call init_standard_toolchain,$(stage))))
|
|
|
|
$(eval $(call toolchain_to_dir))
|
|
|
|
$(call init_stages)
|