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configure: Add wasm as a fake arch

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And add wasm simd128 flag, so we can add simd128 optimizations.
It can be enabled by put -msimd128 to extra cflags. There is
no runtime detection on simd128 support yet. I think that needs to
be done with JavaScript.

Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
This commit is contained in:
Zhao Zhili 2024-11-20 20:44:59 +08:00
parent 7c1e732ad2
commit 2dc55f5993
9 changed files with 76 additions and 1 deletions
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2
libavutil/cpu_internal.h
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@ -49,6 +49,7 @@ int ff_get_cpu_flags_aarch64(void);
int ff_get_cpu_flags_arm(void);
int ff_get_cpu_flags_ppc(void);
int ff_get_cpu_flags_riscv(void);
int ff_get_cpu_flags_wasm(void);
int ff_get_cpu_flags_x86(void);
int ff_get_cpu_flags_loongarch(void);
@ -56,6 +57,7 @@ size_t ff_get_cpu_max_align_mips(void);
size_t ff_get_cpu_max_align_aarch64(void);
size_t ff_get_cpu_max_align_arm(void);
size_t ff_get_cpu_max_align_ppc(void);
size_t ff_get_cpu_max_align_wasm(void);
size_t ff_get_cpu_max_align_x86(void);
size_t ff_get_cpu_max_align_loongarch(void);