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ppc: horizontal predictor 32x32

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About 5x faster.

Change-Id: I3bb724e07baffd901aa2d0f65060ba48882cc9b8
This commit is contained in:
Luca Barbato
2017-04-07 14:49:00 +00:00
parent a7a2d1653b
commit 7b0e12934e
3 changed files with 90 additions and 3 deletions
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4
test/test_intra_pred_speed.cc
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@@ -318,8 +318,8 @@ INTRA_PRED_TEST(VSX, TestIntraPred16, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL)
INTRA_PRED_TEST(VSX, TestIntraPred32, NULL, NULL, NULL, NULL,
vpx_v_predictor_32x32_vsx, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL)
vpx_v_predictor_32x32_vsx, vpx_h_predictor_32x32_vsx, NULL,
NULL, NULL, NULL, NULL, NULL, NULL)
#endif // HAVE_VSX
// -----------------------------------------------------------------------------

87
vpx_dsp/ppc/intrapred_vsx.c
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@@ -92,3 +92,90 @@ void vpx_h_predictor_16x16_vsx(uint8_t *dst, ptrdiff_t stride,
dst += stride;
vec_vsx_st(v15, 0, dst);
}
#define H_PREDICTOR_32(v) \
vec_vsx_st(v, 0, dst); \
vec_vsx_st(v, 16, dst); \
dst += stride
void vpx_h_predictor_32x32_vsx(uint8_t *dst, ptrdiff_t stride,
const uint8_t *above, const uint8_t *left) {
const uint8x16_t d0 = vec_vsx_ld(0, left);
const uint8x16_t d1 = vec_vsx_ld(16, left);
const uint8x16_t v0_0 = vec_splat(d0, 0);
const uint8x16_t v1_0 = vec_splat(d0, 1);
const uint8x16_t v2_0 = vec_splat(d0, 2);
const uint8x16_t v3_0 = vec_splat(d0, 3);
const uint8x16_t v4_0 = vec_splat(d0, 4);
const uint8x16_t v5_0 = vec_splat(d0, 5);
const uint8x16_t v6_0 = vec_splat(d0, 6);
const uint8x16_t v7_0 = vec_splat(d0, 7);
const uint8x16_t v8_0 = vec_splat(d0, 8);
const uint8x16_t v9_0 = vec_splat(d0, 9);
const uint8x16_t v10_0 = vec_splat(d0, 10);
const uint8x16_t v11_0 = vec_splat(d0, 11);
const uint8x16_t v12_0 = vec_splat(d0, 12);
const uint8x16_t v13_0 = vec_splat(d0, 13);
const uint8x16_t v14_0 = vec_splat(d0, 14);
const uint8x16_t v15_0 = vec_splat(d0, 15);
const uint8x16_t v0_1 = vec_splat(d1, 0);
const uint8x16_t v1_1 = vec_splat(d1, 1);
const uint8x16_t v2_1 = vec_splat(d1, 2);
const uint8x16_t v3_1 = vec_splat(d1, 3);
const uint8x16_t v4_1 = vec_splat(d1, 4);
const uint8x16_t v5_1 = vec_splat(d1, 5);
const uint8x16_t v6_1 = vec_splat(d1, 6);
const uint8x16_t v7_1 = vec_splat(d1, 7);
const uint8x16_t v8_1 = vec_splat(d1, 8);
const uint8x16_t v9_1 = vec_splat(d1, 9);
const uint8x16_t v10_1 = vec_splat(d1, 10);
const uint8x16_t v11_1 = vec_splat(d1, 11);
const uint8x16_t v12_1 = vec_splat(d1, 12);
const uint8x16_t v13_1 = vec_splat(d1, 13);
const uint8x16_t v14_1 = vec_splat(d1, 14);
const uint8x16_t v15_1 = vec_splat(d1, 15);
(void)above;
H_PREDICTOR_32(v0_0);
H_PREDICTOR_32(v1_0);
H_PREDICTOR_32(v2_0);
H_PREDICTOR_32(v3_0);
H_PREDICTOR_32(v4_0);
H_PREDICTOR_32(v5_0);
H_PREDICTOR_32(v6_0);
H_PREDICTOR_32(v7_0);
H_PREDICTOR_32(v8_0);
H_PREDICTOR_32(v9_0);
H_PREDICTOR_32(v10_0);
H_PREDICTOR_32(v11_0);
H_PREDICTOR_32(v12_0);
H_PREDICTOR_32(v13_0);
H_PREDICTOR_32(v14_0);
H_PREDICTOR_32(v15_0);
H_PREDICTOR_32(v0_1);
H_PREDICTOR_32(v1_1);
H_PREDICTOR_32(v2_1);
H_PREDICTOR_32(v3_1);
H_PREDICTOR_32(v4_1);
H_PREDICTOR_32(v5_1);
H_PREDICTOR_32(v6_1);
H_PREDICTOR_32(v7_1);
H_PREDICTOR_32(v8_1);
H_PREDICTOR_32(v9_1);
H_PREDICTOR_32(v10_1);
H_PREDICTOR_32(v11_1);
H_PREDICTOR_32(v12_1);
H_PREDICTOR_32(v13_1);
H_PREDICTOR_32(v14_1);
H_PREDICTOR_32(v15_1);
}

2
vpx_dsp/vpx_dsp_rtcd_defs.pl
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@@ -157,7 +157,7 @@ add_proto qw/void vpx_d63_predictor_32x32/, "uint8_t *dst, ptrdiff_t y_stride, c
specialize qw/vpx_d63_predictor_32x32 ssse3/;
add_proto qw/void vpx_h_predictor_32x32/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left";
specialize qw/vpx_h_predictor_32x32 neon msa sse2/;
specialize qw/vpx_h_predictor_32x32 neon msa sse2 vsx/;
add_proto qw/void vpx_d117_predictor_32x32/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left";