diff options
| author | Peter Tyser <ptyser@xes-inc.com> | 2010-09-29 14:05:56 -0500 |
|---|---|---|
| committer | Kumar Gala <galak@kernel.crashing.org> | 2010-10-20 02:38:41 -0500 |
| commit | fbe53f59bd40b3b1ab66dc98859e26589d64d1b7 (patch) | |
| tree | 5d9d508e595b7a80848ef304deb4f7b6f3d3ff58 /arch/powerpc/cpu/mpc85xx/config.mk | |
| parent | 68337fb5f6f811cd4485ec14c469551f874d535b (diff) | |
| download | u-boot-fbe53f59bd40b3b1ab66dc98859e26589d64d1b7.tar.gz | |
85xx: Use gc-sections to reduce image size
On an XPedite5370 over 11KBytes were saved:
Before:
text data bss dec hex filename
332456 33364 33476 399296 617c0 ./u-boot
After:
text data bss dec hex filename
321075 33836 33476 388387 5ed23 ./u-boot
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/config.mk')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/config.mk | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/config.mk b/arch/powerpc/cpu/mpc85xx/config.mk index f07d9209a7..ce4376b100 100644 --- a/arch/powerpc/cpu/mpc85xx/config.mk +++ b/arch/powerpc/cpu/mpc85xx/config.mk @@ -25,6 +25,10 @@ PLATFORM_RELFLAGS += -fPIC -meabi PLATFORM_CPPFLAGS += -ffixed-r2 -Wa,-me500 -msoft-float -mno-string +# Enable gc-sections to enable generation of smaller images. +PLATFORM_LDFLAGS += --gc-sections +PLATFORM_RELFLAGS += -ffunction-sections -fdata-sections + # -mspe=yes is needed to have -mno-spe accepted by a buggy GCC; # see "[PATCH,rs6000] make -mno-spe work as expected" on # http://gcc.gnu.org/ml/gcc-patches/2008-04/msg00311.html |