[OpenWrt-Devel] [PATCH] target: bump minimum CPU type to pentium-mmx
rosenp at gmail.com
Sat Feb 22 17:27:21 EST 2020
Sent from my iPhone
> On Feb 22, 2020, at 6:13 AM, Hauke Mehrtens <hauke at hauke-m.de> wrote:
> On 1/12/20 5:44 AM, Rosen Penev wrote:
>> f4f8f4a180366ee90fd8e153213db2cb746ca361 broke ffmpeg compilation with x86
>> The reason is that ffmpeg's x86 assembly requires at least MMX, which the
>> pentium CPU_TYPE was preventing.
> As far as I understand it MMX is already needed and you just want to
> rename the toolchain from pentium to pentium_mmx, is this correct?
Yeah. Changing the CPU_TYPE to pentium-mmx fixes NASM.
>> Fixes ffmpeg compilation on x86_legacy and x86_geode.
>> Signed-off-by: Rosen Penev <rosenp at gmail.com>
>> include/target.mk | 4 ++--
>> 1 file changed, 2 insertions(+), 2 deletions(-)
>> diff --git a/include/target.mk b/include/target.mk
>> index a813ba2d2d..a30400c5bc 100644
>> --- a/include/target.mk
>> +++ b/include/target.mk
>> @@ -177,8 +177,8 @@ ifeq ($(DUMP),1)
>> CPU_CFLAGS_octeonplus = -march=octeon+ -mabi=64
>> ifeq ($(ARCH),i386)
>> - CPU_TYPE ?= pentium
>> - CPU_CFLAGS_pentium = -march=pentium-mmx
>> + CPU_TYPE ?= pentium-mmx
>> + CPU_CFLAGS_pentium-mmx = -march=pentium-mmx
>> CPU_CFLAGS_pentium4 = -march=pentium4
>> ifneq ($(findstring arm,$(ARCH)),)
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