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authorPatrick Georgi <patrick@georgi-clan.de>2012-03-11 20:15:21 +0100
committerPatrick Georgi <patrick@georgi-clan.de>2012-05-29 22:54:13 +0200
commit68b5da0e680b9066afa3bbff9e1ef99d2c7df720 (patch)
treec46dfb1c9003aaef74af860d33f569ab63233d51
parentbb31f3a24ac0cf5bcc9f5342733de7fbc09299e2 (diff)
Use ld manually when compiling with clang
clang does its own linking, incompatible to our binutils-centric linker magic. Change-Id: I243597adcb6bc3f7343c3431d7473610c327353d Signed-off-by: Patrick Georgi <patrick@georgi-clan.de> Reviewed-on: http://review.coreboot.org/785 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
-rw-r--r--src/arch/x86/Makefile.inc20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/arch/x86/Makefile.inc b/src/arch/x86/Makefile.inc
index 9739555271..f49883182e 100644
--- a/src/arch/x86/Makefile.inc
+++ b/src/arch/x86/Makefile.inc
@@ -149,11 +149,19 @@ $(objcbfs)/%.elf: $(objcbfs)/%.debug
$(objcbfs)/coreboot_ram.debug: $(objgenerated)/coreboot_ram.o $(src)/arch/x86/coreboot_ram.ld
@printf " CC $(subst $(obj)/,,$(@))\n"
+ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
+ $(LD) -m elf_i386 -o $@ -L$(obj) $< -T $(src)/arch/x86/coreboot_ram.ld
+else
$(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(src)/arch/x86/coreboot_ram.ld $<
+endif
$(objgenerated)/coreboot_ram.o: $(obj)/arch/x86/lib/c_start.ramstage.o $$(driver-objs) $(objgenerated)/ramstage.a $(LIBGCC_FILE_NAME)
@printf " CC $(subst $(obj)/,,$(@))\n"
+ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
+ $(LD) -m elf_i386 -r -o $@ $(obj)/arch/x86/lib/c_start.ramstage.o $(driver-objs) --wrap __divdi3 --wrap __udivdi3 --wrap __moddi3 --wrap __umoddi3 --start-group $(objgenerated)/ramstage.a $(LIBGCC_FILE_NAME) --end-group
+else
$(CC) -nostdlib -r -o $@ $(obj)/arch/x86/lib/c_start.ramstage.o $(driver-objs) -Wl,--wrap,__divdi3 -Wl,--wrap,__udivdi3 -Wl,--wrap,__moddi3 -Wl,--wrap,__umoddi3 -Wl,--start-group $(objgenerated)/ramstage.a $(LIBGCC_FILE_NAME) -Wl,--end-group
+endif
$(objgenerated)/ramstage.a: $$(ramstage-objs)
@printf " AR $(subst $(obj)/,,$(@))\n"
@@ -311,18 +319,30 @@ $(objgenerated)/bootblock.inc: $(src)/arch/x86/init/$(subst ",,$(CONFIG_BOOTBLOC
$(objcbfs)/bootblock.debug: $(objgenerated)/bootblock.o $(objgenerated)/bootblock.ld
@printf " LINK $(subst $(obj)/,,$(@))\n"
+ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
+ $(LD) -m elf_i386 -static -o $@.tmp -L$(obj) $< -T $(objgenerated)/bootblock.ld
+else
$(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(objgenerated)/bootblock.ld $<
+endif
#######################################################################
# Build the romstage
$(objcbfs)/romstage_null.debug: $$(romstage-objs) $(objgenerated)/romstage_null.ld
@printf " LINK $(subst $(obj)/,,$(@))\n"
+ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
+ $(LD) -nostdlib -nostartfiles -static -o $@ -L$(obj) $(romstage-objs) -T $(objgenerated)/romstage_null.ld
+else
$(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(objgenerated)/romstage_null.ld $(romstage-objs)
+endif
$(objcbfs)/romstage_xip.debug: $$(romstage-objs) $(objgenerated)/romstage_xip.ld
@printf " LINK $(subst $(obj)/,,$(@))\n"
+ifeq ($(CONFIG_COMPILER_LLVM_CLANG),y)
+ $(LD) -nostdlib -nostartfiles -static -o $@ -L$(obj) $(romstage-objs) -T $(objgenerated)/romstage_xip.ld
+else
$(CC) -nostdlib -nostartfiles -static -o $@ -L$(obj) -T $(objgenerated)/romstage_xip.ld $(romstage-objs)
+endif
$(objgenerated)/romstage_null.ld: $$(ldscripts) $(obj)/ldoptions
@printf " GEN $(subst $(obj)/,,$(@))\n"