build system: only query the compiler runtime's location once

No need to execute the compiler to figure this out once for each
source file (or so).

Change-Id: I56bf084f1217b96748296931617e9233f21183d5
Signed-off-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-on: http://review.coreboot.org/10294
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Patrick Georgi 2015-05-25 20:12:59 +02:00 committed by Patrick Georgi
parent 32532ac92d
commit d07ff9eb27
1 changed files with 2 additions and 2 deletions

View File

@ -106,9 +106,9 @@ CFLAGS_$(1) = $$(CFLAGS_common) $$(CFLAGS_$(2))
CPPFLAGS_$(1) = $$(CPPFLAGS_common) $$(CPPFLAGS_$(2))
COMPILER_RT_FLAGS_$(1) :=
ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
COMPILER_RT_$(1) = $(shell $(CC_$(2)) $(CFLAGS_$(2)) -print-librt-file-name 2>/dev/null)
COMPILER_RT_$(1) := $(shell $(CC_$(2)) $(CFLAGS_$(2)) -print-librt-file-name 2>/dev/null)
else
COMPILER_RT_$(1) = $(wildcard $(shell $(CC_$(2)) $(CFLAGS_$(2)) -print-libgcc-file-name))
COMPILER_RT_$(1) := $(wildcard $(shell $(CC_$(2)) $(CFLAGS_$(2)) -print-libgcc-file-name))
ifeq ($(2),x86_32)
COMPILER_RT_FLAGS_$(1) := --wrap __divdi3 --wrap __udivdi3 --wrap __moddi3 --wrap __umoddi3
endif