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| author | Shiyou Yin <yinshiyou-hf@loongson.cn> | 2021-12-15 11:51:04 +0800 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-12-15 18:37:40 +0100 |
| commit | 9a840ffa176038d44e0197283590f891b2cf9eeb (patch) | |
| tree | 0ffdbc383bd1bdd8a7af3963c27e7ff7999d3f02 /libavutil/cpu.c | |
| parent | 571e8ca2ddb90a05e0e0091110f8aeed78620edd (diff) | |
avutil: [loongarch] Add support for loongarch SIMD.
LSX and LASX is loongarch SIMD extention.
They are enabled by default if compiler support it, and can be disabled
with '--disable-lsx' '--disable-lasx'.
Change-Id: Ie2608ea61dbd9b7fffadbf0ec2348bad6c124476
Reviewed-by: Shiyou Yin <yinshiyou-hf@loongson.cn>
Reviewed-by: guxiwei <guxiwei-hf@loongson.cn>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavutil/cpu.c')
| -rw-r--r-- | libavutil/cpu.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libavutil/cpu.c b/libavutil/cpu.c index 4627af4f23..63efb97ffd 100644 --- a/libavutil/cpu.c +++ b/libavutil/cpu.c @@ -62,6 +62,8 @@ static int get_cpu_flags(void) return ff_get_cpu_flags_ppc(); if (ARCH_X86) return ff_get_cpu_flags_x86(); + if (ARCH_LOONGARCH) + return ff_get_cpu_flags_loongarch(); return 0; } @@ -168,6 +170,9 @@ int av_parse_cpu_caps(unsigned *flags, const char *s) #elif ARCH_MIPS { "mmi", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_MMI }, .unit = "flags" }, { "msa", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_MSA }, .unit = "flags" }, +#elif ARCH_LOONGARCH + { "lsx", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_LSX }, .unit = "flags" }, + { "lasx", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_LASX }, .unit = "flags" }, #endif { NULL }, }; @@ -253,6 +258,8 @@ size_t av_cpu_max_align(void) return ff_get_cpu_max_align_ppc(); if (ARCH_X86) return ff_get_cpu_max_align_x86(); + if (ARCH_LOONGARCH) + return ff_get_cpu_max_align_loongarch(); return 8; } |