From 8f5b8616de0b8ea92033725765c0a99db5cd84c4 Mon Sep 17 00:00:00 2001 From: Michael Neuling Date: Fri, 20 Feb 2015 11:37:45 +1100 Subject: Makefile: Link with libgcc Add linking with libgcc so that we can access functions like __builtin_*. Final size of skiboot remains unchanged with this patch. Signed-off-by: Michael Neuling Signed-off-by: Stewart Smith --- Makefile.main | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/Makefile.main b/Makefile.main index b5376fc..665baf4 100644 --- a/Makefile.main +++ b/Makefile.main @@ -120,6 +120,7 @@ OBJS += $(LIBPORE) endif OBJS += $(LIBC) $(CCAN) $(DEVSRC_OBJ) OBJS_NO_VER = $(OBJS) +EXTRA_LIBS = -Wl,-lgcc ALL_OBJS = $(OBJS) version.o ALL_OBJS_1 = $(ALL_OBJS) asm/dummy_map.o @@ -129,12 +130,12 @@ $(TARGET).lid: $(TARGET).elf $(call Q,OBJCOPY, $(OBJCOPY) -O binary -S $^ $@, $@) $(TARGET).tmp.elf: $(ALL_OBJS_1) $(TARGET).lds $(KERNEL) - $(call Q,LD, $(CC) $(LDFLAGS) -T $(TARGET).lds $(ALL_OBJS_1) -o $@, $@) + $(call Q,LD, $(CC) $(LDFLAGS) -T $(TARGET).lds $(ALL_OBJS_1) $(EXTRA_LIBS) -o $@, $@) asm/real_map.o : $(TARGET).tmp.map $(TARGET).elf: $(ALL_OBJS_2) $(TARGET).lds $(KERNEL) - $(call Q,LD, $(CC) $(LDFLAGS) -T $(TARGET).lds $(ALL_OBJS_2) -o $@, $@) + $(call Q,LD, $(CC) $(LDFLAGS) -T $(TARGET).lds $(ALL_OBJS_2) $(EXTRA_LIBS) -o $@, $@) $(SUBDIRS): $(call Q,MKDIR,mkdir $@, $@) -- cgit v1.1