Start building all Blackfin boards with -ffunction-sections/-fdata-sections and linking with --gc-sections.
Signed-off-by: Mike Frysinger vapier@gentoo.org --- blackfin_config.mk | 3 +++ cpu/blackfin/Makefile | 1 + 2 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/blackfin_config.mk b/blackfin_config.mk index 7bde449..b2d94d5 100644 --- a/blackfin_config.mk +++ b/blackfin_config.mk @@ -27,6 +27,9 @@ CONFIG_BFIN_BOOT_MODE := $(strip $(subst ",,$(CONFIG_BFIN_BOOT_MODE))) PLATFORM_RELFLAGS += -ffixed-P5 -fomit-frame-pointer PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN
+LDFLAGS += --gc-sections +PLATFORM_RELFLAGS += -ffunction-sections -fdata-sections + ifneq (,$(CONFIG_BFIN_CPU)) PLATFORM_RELFLAGS += -mcpu=$(CONFIG_BFIN_CPU) endif diff --git a/cpu/blackfin/Makefile b/cpu/blackfin/Makefile index b4049ff..1378fd1 100644 --- a/cpu/blackfin/Makefile +++ b/cpu/blackfin/Makefile @@ -47,6 +47,7 @@ $(obj)bootrom-asm-offsets.h: $(obj)bootrom-asm-offsets.s
# make sure our initcode (which goes into LDR) does not # have relocs or external references +$(obj)initcode.o: CFLAGS += -fno-function-sections -fno-data-sections READINIT = env LC_ALL=C $(CROSS_COMPILE)readelf -s $< check_initcode: $(obj)initcode.o ifneq ($(CONFIG_BFIN_BOOT_MODE),BFIN_BOOT_BYPASS)