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| author | Luca Barbato <lu_zero@gentoo.org> | 2017-04-09 13:44:41 +0000 |
|---|---|---|
| committer | James Zern <jzern@google.com> | 2017-04-19 19:57:51 -0700 |
| commit | 2904eb580018afd3d8ed433e759130c0c66977f9 (patch) | |
| tree | 3771581bcb65eb431e3b2c79ef9123492ff99c21 | |
| parent | 58245d7050d7ea4433f8c1965d229d623f0dd4b7 (diff) | |
| download | libvpx-2904eb580018afd3d8ed433e759130c0c66977f9.tar libvpx-2904eb580018afd3d8ed433e759130c0c66977f9.tar.gz libvpx-2904eb580018afd3d8ed433e759130c0c66977f9.tar.bz2 libvpx-2904eb580018afd3d8ed433e759130c0c66977f9.zip | |
ppc: h predictor 4x4
2x faster.
Change-Id: I0583dec353299c6797401b646099f18db4e0420d
| -rw-r--r-- | test/test_intra_pred_speed.cc | 4 | ||||
| -rw-r--r-- | vpx_dsp/ppc/intrapred_vsx.c | 21 | ||||
| -rw-r--r-- | vpx_dsp/vpx_dsp_rtcd_defs.pl | 2 |
3 files changed, 26 insertions, 1 deletions
diff --git a/test/test_intra_pred_speed.cc b/test/test_intra_pred_speed.cc index 4e9b1fa76..2881cf8dc 100644 --- a/test/test_intra_pred_speed.cc +++ b/test/test_intra_pred_speed.cc @@ -313,6 +313,10 @@ INTRA_PRED_TEST(MSA, TestIntraPred32, vpx_dc_predictor_32x32_msa, #endif // HAVE_MSA #if HAVE_VSX +INTRA_PRED_TEST(VSX, TestIntraPred4, NULL, NULL, NULL, NULL, NULL, + vpx_h_predictor_4x4_vsx, NULL, NULL, NULL, NULL, NULL, NULL, + NULL) + INTRA_PRED_TEST(VSX, TestIntraPred8, vpx_dc_predictor_8x8_vsx, NULL, NULL, NULL, NULL, NULL, vpx_d45_predictor_8x8_vsx, NULL, NULL, NULL, NULL, NULL, vpx_tm_predictor_8x8_vsx) diff --git a/vpx_dsp/ppc/intrapred_vsx.c b/vpx_dsp/ppc/intrapred_vsx.c index b3ff5a70e..947c78760 100644 --- a/vpx_dsp/ppc/intrapred_vsx.c +++ b/vpx_dsp/ppc/intrapred_vsx.c @@ -35,6 +35,27 @@ void vpx_v_predictor_32x32_vsx(uint8_t *dst, ptrdiff_t stride, } } +static const uint32x4_t mask4 = { 0, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF }; + +void vpx_h_predictor_4x4_vsx(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + const uint8x16_t d = vec_vsx_ld(0, left); + const uint8x16_t v0 = vec_splat(d, 0); + const uint8x16_t v1 = vec_splat(d, 1); + const uint8x16_t v2 = vec_splat(d, 2); + const uint8x16_t v3 = vec_splat(d, 3); + + (void)above; + + vec_vsx_st(vec_sel(v0, vec_vsx_ld(0, dst), (uint8x16_t)mask4), 0, dst); + dst += stride; + vec_vsx_st(vec_sel(v1, vec_vsx_ld(0, dst), (uint8x16_t)mask4), 0, dst); + dst += stride; + vec_vsx_st(vec_sel(v2, vec_vsx_ld(0, dst), (uint8x16_t)mask4), 0, dst); + dst += stride; + vec_vsx_st(vec_sel(v3, vec_vsx_ld(0, dst), (uint8x16_t)mask4), 0, dst); +} + void vpx_h_predictor_16x16_vsx(uint8_t *dst, ptrdiff_t stride, const uint8_t *above, const uint8_t *left) { const uint8x16_t d = vec_vsx_ld(0, left); diff --git a/vpx_dsp/vpx_dsp_rtcd_defs.pl b/vpx_dsp/vpx_dsp_rtcd_defs.pl index e96ff2a27..cbd109716 100644 --- a/vpx_dsp/vpx_dsp_rtcd_defs.pl +++ b/vpx_dsp/vpx_dsp_rtcd_defs.pl @@ -39,7 +39,7 @@ specialize qw/vpx_d63_predictor_4x4 ssse3/; add_proto qw/void vpx_d63e_predictor_4x4/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left"; add_proto qw/void vpx_h_predictor_4x4/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left"; -specialize qw/vpx_h_predictor_4x4 neon dspr2 msa sse2/; +specialize qw/vpx_h_predictor_4x4 neon dspr2 msa sse2 vsx/; add_proto qw/void vpx_he_predictor_4x4/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left"; |