[coreboot] Patch set updated for coreboot: e7067cb Use ld manually when compiling with clang

Patrick Georgi (patrick@georgi-clan.de) gerrit at coreboot.org
Tue May 29 21:20:49 CEST 2012


Patrick Georgi (patrick at georgi-clan.de) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/785

-gerrit

commit e7067cbbaa642694d06d8652c35a8562ef87aba7
Author: Patrick Georgi <patrick at georgi-clan.de>
Date:   Sun Mar 11 20:15:21 2012 +0100

    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 at georgi-clan.de>
---
 src/arch/x86/Makefile.inc |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)

diff --git a/src/arch/x86/Makefile.inc b/src/arch/x86/Makefile.inc
index 9739555..6b13c04 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_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_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_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_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_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"




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