x86/flacdsp: add a SSE2 version of wasted32

flac_wasted_32_c: 851.3 flac_wasted_32_sse2: 41.3

James Almer committed 2 years ago

Commit 0664cbd1 parent 5acec182 files · +27 −0Browse files

Unified · Split

2 files

@@ -89,6 +89,30 @@ LPC_32 sse4, 32, psrlq · 88 unmodified lines
89	89	LPC_32 xop, 32, psrlq
90	90	%endif
91	91
	92	+INIT_XMM sse2
	93	+cglobal flac_wasted_32, 3,3,5, decoded, wasted, len
	94	+ shl lend, 2
	95	+ add decodedq, lenq
	96	+ neg lenq
	97	+ movd m4, wastedd
	98	+ALIGN 16
	99	+.loop:
	100	+ mova m0, [decodedq+lenq+mmsize*0]
	101	+ mova m1, [decodedq+lenq+mmsize*1]
	102	+ mova m2, [decodedq+lenq+mmsize*2]
	103	+ mova m3, [decodedq+lenq+mmsize*3]
	104	+ pslld m0, m4
	105	+ pslld m1, m4
	106	+ pslld m2, m4
	107	+ pslld m3, m4
	108	+ mova [decodedq+lenq+mmsize*0], m0
	109	+ mova [decodedq+lenq+mmsize*1], m1
	110	+ mova [decodedq+lenq+mmsize*2], m2
	111	+ mova [decodedq+lenq+mmsize*3], m3
	112	+ add lenq, mmsize * 4
	113	+ jl .loop
	114	+ RET
	115	+
92	116	;----------------------------------------------------------------------------------
93	117	;void ff_flac_decorrelate_[lrm]s_16_sse2(uint8_t out, int32_t in, int channels,
94	118	; int len, int shift);

@@ -30,6 +30,8 @@ void ff_flac_lpc_32_sse4(int32_t *samples, const int coeffs[32], int order, · 29 unmodified lines
30	30	void ff_flac_lpc_32_xop(int32_t *samples, const int coeffs[32], int order,
31	31	int qlevel, int len);
32	32
	33	+void ff_flac_wasted_32_sse2(int32_t *decoded, int wasted, int len);
	34	+
33	35	#define DECORRELATE_FUNCS(fmt, opt) \
34	36	void ff_flac_decorrelate_ls_##fmt##_##opt(uint8_t out, int32_t in, int channels, \
35	37	int len, int shift); \
@@ -63,6 +65,7 @@ av_cold void ff_flacdsp_init_x86(FLACDSPContext *c, enum AVSampleFormat fmt, int · 27 unmodified lines
63	65	int cpu_flags = av_get_cpu_flags();
64	66
65	67	if (EXTERNAL_SSE2(cpu_flags)) {
	68	+ c->wasted32 = ff_flac_wasted_32_sse2;
66	69	if (fmt == AV_SAMPLE_FMT_S16) {
67	70	c->decorrelate[1] = ff_flac_decorrelate_ls_16_sse2;
68	71	c->decorrelate[2] = ff_flac_decorrelate_rs_16_sse2;

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