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build system: re-enable clang use 

Change-Id: I6e07fdec449d0b259d77986f65a60aa36d367cc8
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-on: http://review.coreboot.org/5747
Tested-by: build bot (Jenkins)
This commit is contained in:
Patrick Georgi 2014-05-14 21:05:35 +02:00
parent 20ea04034d
commit cc84a001b8
2 changed files with 22 additions and 4 deletions
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24
Makefile
View File

@ -107,13 +107,31 @@ else
include $(HAVE_DOTCONFIG)
include toolchain.inc
ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
CC:=clang -m32 -mno-mmx -mno-sse -no-integrated-as
# FIXME: armv7/aarch64 won't build right now
CFLAGS_x86_32 = -no-integrated-as -Qunused-arguments -target i386-elf -m32
CC_x86_32:=clang
ifneq ($(CONFIG_MMX),y)
CFLAGS_x86_32 += -mno-mmx
endif
# FIXME: we end up with conflicting flags with this, not clear on this part.
#ifneq ($(CONFIG_SSE),y)
#CFLAGS_x86_32 += -mno-sse
#endif
CFLAGS_armv7 = -no-integrated-as -Qunused-arguments -target armv7-eabi -ccc-gcc-name $(CC_armv7)
CC_armv7:=clang
CFLAGS_aarch64 = -no-integrated-as -Qunused-arguments -target aarch64-eabi -ccc-gcc-name $(CC_aarch64)
CC_aarch64:=clang
HOSTCC:=clang
endif
include toolchain.inc
strip_quotes = $(subst ",,$(subst \",,$(1)))
# The primary target needs to be here before we include the

2
Makefile.inc
View File

@ -218,7 +218,7 @@ CPPFLAGS_common := -Isrc -Isrc/include -I$(obj)
CPPFLAGS_common += -Isrc/device/oprom/include
CPPFLAGS_common += -include $(src)/include/kconfig.h
CFLAGS_common = -Os -pipe -g -nostdinc
CFLAGS_common += -Os -pipe -g -nostdinc
CFLAGS_common += -nostdlib -Wall -Wundef -Wstrict-prototypes -Wmissing-prototypes
CFLAGS_common += -Wwrite-strings -Wredundant-decls -Wno-trigraphs
CFLAGS_common += -Wstrict-aliasing -Wshadow