[FFmpeg-cvslog] x86/flacdsp: add an SSE4 version of wasted33
James Almer
git at videolan.org
Mon May 13 18:35:11 EEST 2024
ffmpeg | branch: master | James Almer <jamrial at gmail.com> | Sun May 12 12:36:01 2024 -0300| [eb5733f38f56ca79e3bbcf2e3c12483d219f0523] | committer: James Almer
x86/flacdsp: add an SSE4 version of wasted33
flac_wasted_33_c: 214.1
flac_wasted_33_sse4: 103.2
Signed-off-by: James Almer <jamrial at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=eb5733f38f56ca79e3bbcf2e3c12483d219f0523
---
libavcodec/x86/flacdsp.asm | 25 +++++++++++++++++++++++++
libavcodec/x86/flacdsp_init.c | 2 ++
2 files changed, 27 insertions(+)
diff --git a/libavcodec/x86/flacdsp.asm b/libavcodec/x86/flacdsp.asm
index 21b2439bc0..15fcec4f08 100644
--- a/libavcodec/x86/flacdsp.asm
+++ b/libavcodec/x86/flacdsp.asm
@@ -113,6 +113,31 @@ ALIGN 16
jl .loop
RET
+INIT_XMM sse4
+cglobal flac_wasted_33, 4,4,5, decoded, residuals, wasted, len
+ shl lend, 2
+ lea decodedq, [decodedq+lenq*2]
+ add residualsq, lenq
+ neg lenq
+ movd m4, wastedd
+ALIGN 16
+.loop:
+ pmovsxdq m0, [residualsq+lenq+mmsize*0]
+ pmovsxdq m1, [residualsq+lenq+mmsize/2]
+ pmovsxdq m2, [residualsq+lenq+mmsize*1]
+ pmovsxdq m3, [residualsq+lenq+mmsize*1+mmsize/2]
+ psllq m0, m4
+ psllq m1, m4
+ psllq m2, m4
+ psllq m3, m4
+ mova [decodedq+lenq*2+mmsize*0], m0
+ mova [decodedq+lenq*2+mmsize*1], m1
+ mova [decodedq+lenq*2+mmsize*2], m2
+ mova [decodedq+lenq*2+mmsize*3], m3
+ add lenq, mmsize * 2
+ jl .loop
+ RET
+
;----------------------------------------------------------------------------------
;void ff_flac_decorrelate_[lrm]s_16_sse2(uint8_t **out, int32_t **in, int channels,
; int len, int shift);
diff --git a/libavcodec/x86/flacdsp_init.c b/libavcodec/x86/flacdsp_init.c
index 67aa118760..fa993d3466 100644
--- a/libavcodec/x86/flacdsp_init.c
+++ b/libavcodec/x86/flacdsp_init.c
@@ -31,6 +31,7 @@ void ff_flac_lpc_32_xop(int32_t *samples, const int coeffs[32], int order,
int qlevel, int len);
void ff_flac_wasted_32_sse2(int32_t *decoded, int wasted, int len);
+void ff_flac_wasted_33_sse4(int64_t *decoded, const int32_t *residual, int wasted, int len);
#define DECORRELATE_FUNCS(fmt, opt) \
void ff_flac_decorrelate_ls_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
@@ -100,6 +101,7 @@ av_cold void ff_flacdsp_init_x86(FLACDSPContext *c, enum AVSampleFormat fmt, int
if (EXTERNAL_SSE4(cpu_flags)) {
c->lpc16 = ff_flac_lpc_16_sse4;
c->lpc32 = ff_flac_lpc_32_sse4;
+ c->wasted33 = ff_flac_wasted_33_sse4;
}
if (EXTERNAL_AVX(cpu_flags)) {
if (fmt == AV_SAMPLE_FMT_S16) {
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