2016-12-22 08:59:56

by John Crispin

[permalink] [raw]
Subject: [PATCH] arch: powerpc: ppc4xx compile flag optimizations

From: Imre Kaloz <[email protected]>

This patch splits up the compile flags between ppc40x and ppc44x.

Signed-off-by: John Crispin <[email protected]>
Signed-off-by: Imre Kaloz <[email protected]>
---
arch/powerpc/Makefile | 3 ++-
arch/powerpc/boot/Makefile | 6 +++---
2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 617dece..d85bb82 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -217,7 +217,8 @@ ifeq ($(CONFIG_FUNCTION_TRACER),y)
KBUILD_CFLAGS += -mno-sched-epilog
endif

-cpu-as-$(CONFIG_4xx) += -Wa,-m405
+cpu-as-$(CONFIG_40x) += -Wa,-m405
+cpu-as-$(CONFIG_44x) += -Wa,-m440
cpu-as-$(CONFIG_ALTIVEC) += $(call as-option,-Wa$(comma)-maltivec)
cpu-as-$(CONFIG_E200) += -Wa,-me200

diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 9d47f2e..5c2feaa 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -53,10 +53,10 @@ BOOTCFLAGS += -I$(objtree)/$(obj) -I$(srctree)/$(obj)
DTC_FLAGS ?= -p 1024

$(obj)/4xx.o: BOOTCFLAGS += -mcpu=405
-$(obj)/ebony.o: BOOTCFLAGS += -mcpu=405
+$(obj)/ebony.o: BOOTCFLAGS += -mcpu=440
$(obj)/cuboot-hotfoot.o: BOOTCFLAGS += -mcpu=405
-$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=405
-$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405
+$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=440
+$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=440
$(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405
$(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405
$(obj)/treeboot-iss4xx.o: BOOTCFLAGS += -mcpu=405
--
1.7.10.4


2020-06-26 04:56:29

by Michael Ellerman

[permalink] [raw]
Subject: Re: [PATCH] arch: powerpc: ppc4xx compile flag optimizations

On Thu, 22 Dec 2016 09:06:08 +0100, John Crispin wrote:
> This patch splits up the compile flags between ppc40x and ppc44x.

Applied to powerpc/next.

[1/1] powerpc/4xx: ppc4xx compile flag optimizations
https://git.kernel.org/powerpc/c/548ad77d10f7ad6e5f84a0026978da2ed1df0dae

cheers