Merge "ppc: Add vpx_idct32x32_1024_add_vsx"

This commit is contained in:
James Zern 2017-10-07 19:08:26 +00:00 committed by Gerrit Code Review
commit 807248ec81
3 changed files with 494 additions and 1 deletions

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@ -365,4 +365,13 @@ INSTANTIATE_TEST_CASE_P(
make_tuple(&vpx_fdct32x32_rd_msa,
&vpx_idct32x32_1024_add_msa, 1, VPX_BITS_8)));
#endif // HAVE_MSA && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
#if HAVE_VSX && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
INSTANTIATE_TEST_CASE_P(
VSX, Trans32x32Test,
::testing::Values(make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_vsx,
0, VPX_BITS_8),
make_tuple(&vpx_fdct32x32_rd_c,
&vpx_idct32x32_1024_add_vsx, 1, VPX_BITS_8)));
#endif // HAVE_VSX && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
} // namespace

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@ -18,32 +18,63 @@
#include "./vpx_dsp_rtcd.h"
#include "vpx_dsp/inv_txfm.h"
static int16x8_t cospi1_v = { 16364, 16364, 16364, 16364,
16364, 16364, 16364, 16364 };
static int16x8_t cospi2_v = { 16305, 16305, 16305, 16305,
16305, 16305, 16305, 16305 };
static int16x8_t cospi3_v = { 16207, 16207, 16207, 16207,
16207, 16207, 16207, 16207 };
static int16x8_t cospi4_v = { 16069, 16069, 16069, 16069,
16069, 16069, 16069, 16069 };
static int16x8_t cospi4m_v = { -16069, -16069, -16069, -16069,
-16069, -16069, -16069, -16069 };
static int16x8_t cospi5_v = { 15893, 15893, 15893, 15893,
15893, 15893, 15893, 15893 };
static int16x8_t cospi6_v = { 15679, 15679, 15679, 15679,
15679, 15679, 15679, 15679 };
static int16x8_t cospi7_v = { 15426, 15426, 15426, 15426,
15426, 15426, 15426, 15426 };
static int16x8_t cospi8_v = { 15137, 15137, 15137, 15137,
15137, 15137, 15137, 15137 };
static int16x8_t cospi8m_v = { -15137, -15137, -15137, -15137,
-15137, -15137, -15137, -15137 };
static int16x8_t cospi9_v = { 14811, 14811, 14811, 14811,
14811, 14811, 14811, 14811 };
static int16x8_t cospi10_v = { 14449, 14449, 14449, 14449,
14449, 14449, 14449, 14449 };
static int16x8_t cospi11_v = { 14053, 14053, 14053, 14053,
14053, 14053, 14053, 14053 };
static int16x8_t cospi12_v = { 13623, 13623, 13623, 13623,
13623, 13623, 13623, 13623 };
static int16x8_t cospi13_v = { 13160, 13160, 13160, 13160,
13160, 13160, 13160, 13160 };
static int16x8_t cospi14_v = { 12665, 12665, 12665, 12665,
12665, 12665, 12665, 12665 };
static int16x8_t cospi15_v = { 12140, 12140, 12140, 12140,
12140, 12140, 12140, 12140 };
static int16x8_t cospi16_v = { 11585, 11585, 11585, 11585,
11585, 11585, 11585, 11585 };
static int16x8_t cospi17_v = { 11003, 11003, 11003, 11003,
11003, 11003, 11003, 11003 };
static int16x8_t cospi18_v = { 10394, 10394, 10394, 10394,
10394, 10394, 10394, 10394 };
static int16x8_t cospi19_v = { 9760, 9760, 9760, 9760, 9760, 9760, 9760, 9760 };
static int16x8_t cospi20_v = { 9102, 9102, 9102, 9102, 9102, 9102, 9102, 9102 };
static int16x8_t cospi20m_v = { -9102, -9102, -9102, -9102,
-9102, -9102, -9102, -9102 };
static int16x8_t cospi21_v = { 8423, 8423, 8423, 8423, 8423, 8423, 8423, 8423 };
static int16x8_t cospi22_v = { 7723, 7723, 7723, 7723, 7723, 7723, 7723, 7723 };
static int16x8_t cospi23_v = { 7005, 7005, 7005, 7005, 7005, 7005, 7005, 7005 };
static int16x8_t cospi24_v = { 6270, 6270, 6270, 6270, 6270, 6270, 6270, 6270 };
static int16x8_t cospi24_mv = { -6270, -6270, -6270, -6270,
-6270, -6270, -6270, -6270 };
static int16x8_t cospi25_v = { 5520, 5520, 5520, 5520, 5520, 5520, 5520, 5520 };
static int16x8_t cospi26_v = { 4756, 4756, 4756, 4756, 4756, 4756, 4756, 4756 };
static int16x8_t cospi27_v = { 3981, 3981, 3981, 3981, 3981, 3981, 3981, 3981 };
static int16x8_t cospi28_v = { 3196, 3196, 3196, 3196, 3196, 3196, 3196, 3196 };
static int16x8_t cospi29_v = { 2404, 2404, 2404, 2404, 2404, 2404, 2404, 2404 };
static int16x8_t cospi30_v = { 1606, 1606, 1606, 1606, 1606, 1606, 1606, 1606 };
static int16x8_t cospi31_v = { 804, 804, 804, 804, 804, 804, 804, 804 };
#define ROUND_SHIFT_INIT \
const int32x4_t shift = vec_sl(vec_splat_s32(1), vec_splat_u32(13)); \
@ -152,6 +183,8 @@ void vpx_idct4x4_16_add_vsx(const tran_low_t *input, uint8_t *dest,
out6 = vec_perm(in3, in7, tr8_mask0); \
out7 = vec_perm(in3, in7, tr8_mask1);
/* for the: temp1 = step[x] * cospi_q - step[y] * cospi_z
* temp2 = step[x] * cospi_z + step[y] * cospi_q */
#define STEP8_0(inpt0, inpt1, outpt0, outpt1, cospi0, cospi1) \
tmp16_0 = vec_mergeh(inpt0, inpt1); \
tmp16_1 = vec_mergel(inpt0, inpt1); \
@ -577,3 +610,454 @@ void vpx_idct16x16_256_add_vsx(const tran_low_t *input, uint8_t *dest,
PIXEL_ADD_STORE16(src26, src36, destE, 14 * stride);
PIXEL_ADD_STORE16(src27, src37, destF, 15 * stride);
}
#define LOAD_8x32(load, in00, in01, in02, in03, in10, in11, in12, in13, in20, \
in21, in22, in23, in30, in31, in32, in33, in40, in41, in42, \
in43, in50, in51, in52, in53, in60, in61, in62, in63, in70, \
in71, in72, in73, offset) \
/* load the first row from the 8x32 block*/ \
in00 = load(offset, input); \
in01 = load(offset + 16, input); \
in02 = load(offset + 2 * 16, input); \
in03 = load(offset + 3 * 16, input); \
\
in10 = load(offset + 4 * 16, input); \
in11 = load(offset + 5 * 16, input); \
in12 = load(offset + 6 * 16, input); \
in13 = load(offset + 7 * 16, input); \
\
in20 = load(offset + 8 * 16, input); \
in21 = load(offset + 9 * 16, input); \
in22 = load(offset + 10 * 16, input); \
in23 = load(offset + 11 * 16, input); \
\
in30 = load(offset + 12 * 16, input); \
in31 = load(offset + 13 * 16, input); \
in32 = load(offset + 14 * 16, input); \
in33 = load(offset + 15 * 16, input); \
\
in40 = load(offset + 16 * 16, input); \
in41 = load(offset + 17 * 16, input); \
in42 = load(offset + 18 * 16, input); \
in43 = load(offset + 19 * 16, input); \
\
in50 = load(offset + 20 * 16, input); \
in51 = load(offset + 21 * 16, input); \
in52 = load(offset + 22 * 16, input); \
in53 = load(offset + 23 * 16, input); \
\
in60 = load(offset + 24 * 16, input); \
in61 = load(offset + 25 * 16, input); \
in62 = load(offset + 26 * 16, input); \
in63 = load(offset + 27 * 16, input); \
\
/* load the last row from the 8x32 block*/ \
in70 = load(offset + 28 * 16, input); \
in71 = load(offset + 29 * 16, input); \
in72 = load(offset + 30 * 16, input); \
in73 = load(offset + 31 * 16, input);
/* for the: temp1 = -step[x] * cospi_q + step[y] * cospi_z
* temp2 = step[x] * cospi_z + step[y] * cospi_q */
#define STEP32(inpt0, inpt1, outpt0, outpt1, cospi0, cospi1) \
tmp16_0 = vec_mergeh(inpt0, inpt1); \
tmp16_1 = vec_mergel(inpt0, inpt1); \
temp10 = vec_sub(vec_mulo(tmp16_0, cospi1), vec_mule(tmp16_0, cospi0)); \
temp11 = vec_sub(vec_mulo(tmp16_1, cospi1), vec_mule(tmp16_1, cospi0)); \
DCT_CONST_ROUND_SHIFT(temp10); \
DCT_CONST_ROUND_SHIFT(temp11); \
outpt0 = vec_packs(temp10, temp11); \
temp10 = vec_add(vec_mule(tmp16_0, cospi1), vec_mulo(tmp16_0, cospi0)); \
temp11 = vec_add(vec_mule(tmp16_1, cospi1), vec_mulo(tmp16_1, cospi0)); \
DCT_CONST_ROUND_SHIFT(temp10); \
DCT_CONST_ROUND_SHIFT(temp11); \
outpt1 = vec_packs(temp10, temp11);
/* for the: temp1 = -step[x] * cospi_q - step[y] * cospi_z
* temp2 = -step[x] * cospi_z + step[y] * cospi_q */
#define STEP32_1(inpt0, inpt1, outpt0, outpt1, cospi0, cospi1, cospi1m) \
tmp16_0 = vec_mergeh(inpt0, inpt1); \
tmp16_1 = vec_mergel(inpt0, inpt1); \
temp10 = vec_sub(vec_mulo(tmp16_0, cospi1m), vec_mule(tmp16_0, cospi0)); \
temp11 = vec_sub(vec_mulo(tmp16_1, cospi1m), vec_mule(tmp16_1, cospi0)); \
DCT_CONST_ROUND_SHIFT(temp10); \
DCT_CONST_ROUND_SHIFT(temp11); \
outpt0 = vec_packs(temp10, temp11); \
temp10 = vec_sub(vec_mulo(tmp16_0, cospi0), vec_mule(tmp16_0, cospi1)); \
temp11 = vec_sub(vec_mulo(tmp16_1, cospi0), vec_mule(tmp16_1, cospi1)); \
DCT_CONST_ROUND_SHIFT(temp10); \
DCT_CONST_ROUND_SHIFT(temp11); \
outpt1 = vec_packs(temp10, temp11);
#define IDCT32(in0, in1, in2, in3, out) \
\
/* stage 1 */ \
/* out[0][0] = in[0][0]; */ \
out[0][1] = in2[0]; \
out[0][2] = in1[0]; \
out[0][3] = in3[0]; \
out[0][4] = in0[4]; \
out[0][5] = in2[4]; \
out[0][6] = in1[4]; \
out[0][7] = in3[4]; \
out[1][0] = in0[2]; \
out[1][1] = in2[2]; \
out[1][2] = in1[2]; \
out[1][3] = in3[2]; \
out[1][4] = in0[6]; \
out[1][5] = in2[6]; \
out[1][6] = in1[6]; \
out[1][7] = in3[6]; \
\
STEP8_0(in0[1], in3[7], out[2][0], out[3][7], cospi31_v, cospi1_v); \
STEP8_0(in2[1], in1[7], out[2][1], out[3][6], cospi15_v, cospi17_v); \
STEP8_0(in1[1], in2[7], out[2][2], out[3][5], cospi23_v, cospi9_v); \
STEP8_0(in3[1], in0[7], out[2][3], out[3][4], cospi7_v, cospi25_v); \
STEP8_0(in0[5], in3[3], out[2][4], out[3][3], cospi27_v, cospi5_v); \
STEP8_0(in2[5], in1[3], out[2][5], out[3][2], cospi11_v, cospi21_v); \
STEP8_0(in1[5], in2[3], out[2][6], out[3][1], cospi19_v, cospi13_v); \
STEP8_0(in3[5], in0[3], out[2][7], out[3][0], cospi3_v, cospi29_v); \
\
/* stage 2 */ \
/* in0[0] = out[0][0]; */ \
in0[1] = out[0][1]; \
in0[2] = out[0][2]; \
in0[3] = out[0][3]; \
in0[4] = out[0][4]; \
in0[5] = out[0][5]; \
in0[6] = out[0][6]; \
in0[7] = out[0][7]; \
\
STEP8_0(out[1][0], out[1][7], in1[0], in1[7], cospi30_v, cospi2_v); \
STEP8_0(out[1][1], out[1][6], in1[1], in1[6], cospi14_v, cospi18_v); \
STEP8_0(out[1][2], out[1][5], in1[2], in1[5], cospi22_v, cospi10_v); \
STEP8_0(out[1][3], out[1][4], in1[3], in1[4], cospi6_v, cospi26_v); \
\
in2[0] = vec_add(out[2][0], out[2][1]); \
in2[1] = vec_sub(out[2][0], out[2][1]); \
in2[2] = vec_sub(out[2][3], out[2][2]); \
in2[3] = vec_add(out[2][3], out[2][2]); \
in2[4] = vec_add(out[2][4], out[2][5]); \
in2[5] = vec_sub(out[2][4], out[2][5]); \
in2[6] = vec_sub(out[2][7], out[2][6]); \
in2[7] = vec_add(out[2][7], out[2][6]); \
in3[0] = vec_add(out[3][0], out[3][1]); \
in3[1] = vec_sub(out[3][0], out[3][1]); \
in3[2] = vec_sub(out[3][3], out[3][2]); \
in3[3] = vec_add(out[3][3], out[3][2]); \
in3[4] = vec_add(out[3][4], out[3][5]); \
in3[5] = vec_sub(out[3][4], out[3][5]); \
in3[6] = vec_sub(out[3][7], out[3][6]); \
in3[7] = vec_add(out[3][6], out[3][7]); \
\
/* stage 3 */ \
out[0][0] = in0[0]; \
out[0][1] = in0[1]; \
out[0][2] = in0[2]; \
out[0][3] = in0[3]; \
\
STEP8_0(in0[4], in0[7], out[0][4], out[0][7], cospi28_v, cospi4_v); \
STEP8_0(in0[5], in0[6], out[0][5], out[0][6], cospi12_v, cospi20_v); \
\
out[1][0] = vec_add(in1[0], in1[1]); \
out[1][1] = vec_sub(in1[0], in1[1]); \
out[1][2] = vec_sub(in1[3], in1[2]); \
out[1][3] = vec_add(in1[2], in1[3]); \
out[1][4] = vec_add(in1[4], in1[5]); \
out[1][5] = vec_sub(in1[4], in1[5]); \
out[1][6] = vec_sub(in1[7], in1[6]); \
out[1][7] = vec_add(in1[6], in1[7]); \
\
out[2][0] = in2[0]; \
out[3][7] = in3[7]; \
STEP32(in2[1], in3[6], out[2][1], out[3][6], cospi4_v, cospi28_v); \
STEP32_1(in2[2], in3[5], out[2][2], out[3][5], cospi28_v, cospi4_v, \
cospi4m_v); \
out[2][3] = in2[3]; \
out[2][4] = in2[4]; \
STEP32(in2[5], in3[2], out[2][5], out[3][2], cospi20_v, cospi12_v); \
STEP32_1(in2[6], in3[1], out[2][6], out[3][1], cospi12_v, cospi20_v, \
cospi20m_v); \
out[2][7] = in2[7]; \
out[3][0] = in3[0]; \
out[3][3] = in3[3]; \
out[3][4] = in3[4]; \
\
/* stage 4 */ \
STEP16_1(out[0][0], out[0][1], in0[1], in0[0], cospi16_v); \
STEP8_0(out[0][2], out[0][3], in0[2], in0[3], cospi24_v, cospi8_v); \
in0[4] = vec_add(out[0][4], out[0][5]); \
in0[5] = vec_sub(out[0][4], out[0][5]); \
in0[6] = vec_sub(out[0][7], out[0][6]); \
in0[7] = vec_add(out[0][7], out[0][6]); \
\
in1[0] = out[1][0]; \
in1[7] = out[1][7]; \
STEP32(out[1][1], out[1][6], in1[1], in1[6], cospi8_v, cospi24_v); \
STEP32_1(out[1][2], out[1][5], in1[2], in1[5], cospi24_v, cospi8_v, \
cospi8m_v); \
in1[3] = out[1][3]; \
in1[4] = out[1][4]; \
\
in2[0] = vec_add(out[2][0], out[2][3]); \
in2[1] = vec_add(out[2][1], out[2][2]); \
in2[2] = vec_sub(out[2][1], out[2][2]); \
in2[3] = vec_sub(out[2][0], out[2][3]); \
in2[4] = vec_sub(out[2][7], out[2][4]); \
in2[5] = vec_sub(out[2][6], out[2][5]); \
in2[6] = vec_add(out[2][5], out[2][6]); \
in2[7] = vec_add(out[2][4], out[2][7]); \
\
in3[0] = vec_add(out[3][0], out[3][3]); \
in3[1] = vec_add(out[3][1], out[3][2]); \
in3[2] = vec_sub(out[3][1], out[3][2]); \
in3[3] = vec_sub(out[3][0], out[3][3]); \
in3[4] = vec_sub(out[3][7], out[3][4]); \
in3[5] = vec_sub(out[3][6], out[3][5]); \
in3[6] = vec_add(out[3][5], out[3][6]); \
in3[7] = vec_add(out[3][4], out[3][7]); \
\
/* stage 5 */ \
out[0][0] = vec_add(in0[0], in0[3]); \
out[0][1] = vec_add(in0[1], in0[2]); \
out[0][2] = vec_sub(in0[1], in0[2]); \
out[0][3] = vec_sub(in0[0], in0[3]); \
out[0][4] = in0[4]; \
STEP16_1(in0[6], in0[5], out[0][5], out[0][6], cospi16_v); \
out[0][7] = in0[7]; \
\
out[1][0] = vec_add(in1[0], in1[3]); \
out[1][1] = vec_add(in1[1], in1[2]); \
out[1][2] = vec_sub(in1[1], in1[2]); \
out[1][3] = vec_sub(in1[0], in1[3]); \
out[1][4] = vec_sub(in1[7], in1[4]); \
out[1][5] = vec_sub(in1[6], in1[5]); \
out[1][6] = vec_add(in1[5], in1[6]); \
out[1][7] = vec_add(in1[4], in1[7]); \
\
out[2][0] = in2[0]; \
out[2][1] = in2[1]; \
STEP32(in2[2], in3[5], out[2][2], out[3][5], cospi8_v, cospi24_v); \
STEP32(in2[3], in3[4], out[2][3], out[3][4], cospi8_v, cospi24_v); \
STEP32_1(in2[4], in3[3], out[2][4], out[3][3], cospi24_v, cospi8_v, \
cospi8m_v); \
STEP32_1(in2[5], in3[2], out[2][5], out[3][2], cospi24_v, cospi8_v, \
cospi8m_v); \
out[2][6] = in2[6]; \
out[2][7] = in2[7]; \
out[3][0] = in3[0]; \
out[3][1] = in3[1]; \
out[3][6] = in3[6]; \
out[3][7] = in3[7]; \
\
/* stage 6 */ \
in0[0] = vec_add(out[0][0], out[0][7]); \
in0[1] = vec_add(out[0][1], out[0][6]); \
in0[2] = vec_add(out[0][2], out[0][5]); \
in0[3] = vec_add(out[0][3], out[0][4]); \
in0[4] = vec_sub(out[0][3], out[0][4]); \
in0[5] = vec_sub(out[0][2], out[0][5]); \
in0[6] = vec_sub(out[0][1], out[0][6]); \
in0[7] = vec_sub(out[0][0], out[0][7]); \
in1[0] = out[1][0]; \
in1[1] = out[1][1]; \
STEP16_1(out[1][5], out[1][2], in1[2], in1[5], cospi16_v); \
STEP16_1(out[1][4], out[1][3], in1[3], in1[4], cospi16_v); \
in1[6] = out[1][6]; \
in1[7] = out[1][7]; \
\
in2[0] = vec_add(out[2][0], out[2][7]); \
in2[1] = vec_add(out[2][1], out[2][6]); \
in2[2] = vec_add(out[2][2], out[2][5]); \
in2[3] = vec_add(out[2][3], out[2][4]); \
in2[4] = vec_sub(out[2][3], out[2][4]); \
in2[5] = vec_sub(out[2][2], out[2][5]); \
in2[6] = vec_sub(out[2][1], out[2][6]); \
in2[7] = vec_sub(out[2][0], out[2][7]); \
\
in3[0] = vec_sub(out[3][7], out[3][0]); \
in3[1] = vec_sub(out[3][6], out[3][1]); \
in3[2] = vec_sub(out[3][5], out[3][2]); \
in3[3] = vec_sub(out[3][4], out[3][3]); \
in3[4] = vec_add(out[3][4], out[3][3]); \
in3[5] = vec_add(out[3][5], out[3][2]); \
in3[6] = vec_add(out[3][6], out[3][1]); \
in3[7] = vec_add(out[3][7], out[3][0]); \
\
/* stage 7 */ \
out[0][0] = vec_add(in0[0], in1[7]); \
out[0][1] = vec_add(in0[1], in1[6]); \
out[0][2] = vec_add(in0[2], in1[5]); \
out[0][3] = vec_add(in0[3], in1[4]); \
out[0][4] = vec_add(in0[4], in1[3]); \
out[0][5] = vec_add(in0[5], in1[2]); \
out[0][6] = vec_add(in0[6], in1[1]); \
out[0][7] = vec_add(in0[7], in1[0]); \
out[1][0] = vec_sub(in0[7], in1[0]); \
out[1][1] = vec_sub(in0[6], in1[1]); \
out[1][2] = vec_sub(in0[5], in1[2]); \
out[1][3] = vec_sub(in0[4], in1[3]); \
out[1][4] = vec_sub(in0[3], in1[4]); \
out[1][5] = vec_sub(in0[2], in1[5]); \
out[1][6] = vec_sub(in0[1], in1[6]); \
out[1][7] = vec_sub(in0[0], in1[7]); \
\
out[2][0] = in2[0]; \
out[2][1] = in2[1]; \
out[2][2] = in2[2]; \
out[2][3] = in2[3]; \
STEP16_1(in3[3], in2[4], out[2][4], out[3][3], cospi16_v); \
STEP16_1(in3[2], in2[5], out[2][5], out[3][2], cospi16_v); \
STEP16_1(in3[1], in2[6], out[2][6], out[3][1], cospi16_v); \
STEP16_1(in3[0], in2[7], out[2][7], out[3][0], cospi16_v); \
out[3][4] = in3[4]; \
out[3][5] = in3[5]; \
out[3][6] = in3[6]; \
out[3][7] = in3[7]; \
\
/* final */ \
in0[0] = vec_add(out[0][0], out[3][7]); \
in0[1] = vec_add(out[0][1], out[3][6]); \
in0[2] = vec_add(out[0][2], out[3][5]); \
in0[3] = vec_add(out[0][3], out[3][4]); \
in0[4] = vec_add(out[0][4], out[3][3]); \
in0[5] = vec_add(out[0][5], out[3][2]); \
in0[6] = vec_add(out[0][6], out[3][1]); \
in0[7] = vec_add(out[0][7], out[3][0]); \
in1[0] = vec_add(out[1][0], out[2][7]); \
in1[1] = vec_add(out[1][1], out[2][6]); \
in1[2] = vec_add(out[1][2], out[2][5]); \
in1[3] = vec_add(out[1][3], out[2][4]); \
in1[4] = vec_add(out[1][4], out[2][3]); \
in1[5] = vec_add(out[1][5], out[2][2]); \
in1[6] = vec_add(out[1][6], out[2][1]); \
in1[7] = vec_add(out[1][7], out[2][0]); \
in2[0] = vec_sub(out[1][7], out[2][0]); \
in2[1] = vec_sub(out[1][6], out[2][1]); \
in2[2] = vec_sub(out[1][5], out[2][2]); \
in2[3] = vec_sub(out[1][4], out[2][3]); \
in2[4] = vec_sub(out[1][3], out[2][4]); \
in2[5] = vec_sub(out[1][2], out[2][5]); \
in2[6] = vec_sub(out[1][1], out[2][6]); \
in2[7] = vec_sub(out[1][0], out[2][7]); \
in3[0] = vec_sub(out[0][7], out[3][0]); \
in3[1] = vec_sub(out[0][6], out[3][1]); \
in3[2] = vec_sub(out[0][5], out[3][2]); \
in3[3] = vec_sub(out[0][4], out[3][3]); \
in3[4] = vec_sub(out[0][3], out[3][4]); \
in3[5] = vec_sub(out[0][2], out[3][5]); \
in3[6] = vec_sub(out[0][1], out[3][6]); \
in3[7] = vec_sub(out[0][0], out[3][7]);
// NOT A FULL TRANSPOSE! Transposes just each 8x8 block in each row,
// does not transpose rows
#define TRANSPOSE_8x32(in, out) \
/* transpose 4 of 8x8 blocks */ \
TRANSPOSE8x8(in[0][0], in[0][1], in[0][2], in[0][3], in[0][4], in[0][5], \
in[0][6], in[0][7], out[0][0], out[0][1], out[0][2], out[0][3], \
out[0][4], out[0][5], out[0][6], out[0][7]); \
TRANSPOSE8x8(in[1][0], in[1][1], in[1][2], in[1][3], in[1][4], in[1][5], \
in[1][6], in[1][7], out[1][0], out[1][1], out[1][2], out[1][3], \
out[1][4], out[1][5], out[1][6], out[1][7]); \
TRANSPOSE8x8(in[2][0], in[2][1], in[2][2], in[2][3], in[2][4], in[2][5], \
in[2][6], in[2][7], out[2][0], out[2][1], out[2][2], out[2][3], \
out[2][4], out[2][5], out[2][6], out[2][7]); \
TRANSPOSE8x8(in[3][0], in[3][1], in[3][2], in[3][3], in[3][4], in[3][5], \
in[3][6], in[3][7], out[3][0], out[3][1], out[3][2], out[3][3], \
out[3][4], out[3][5], out[3][6], out[3][7]);
#define PIXEL_ADD_STORE32(in0, in1, in2, in3, step) \
dst = vec_vsx_ld((step)*stride, dest); \
d_uh = (int16x8_t)vec_mergeh(dst, zerov); \
d_ul = (int16x8_t)vec_mergel(dst, zerov); \
PIXEL_ADD(in0, d_uh, add, shift6); \
PIXEL_ADD(in1, d_ul, add, shift6); \
vec_vsx_st(vec_packsu(d_uh, d_ul), (step)*stride, dest); \
dst = vec_vsx_ld((step)*stride + 16, dest); \
d_uh = (int16x8_t)vec_mergeh(dst, zerov); \
d_ul = (int16x8_t)vec_mergel(dst, zerov); \
PIXEL_ADD(in2, d_uh, add, shift6); \
PIXEL_ADD(in3, d_ul, add, shift6); \
vec_vsx_st(vec_packsu(d_uh, d_ul), (step)*stride + 16, dest);
#define ADD_STORE_BLOCK(in, offset) \
PIXEL_ADD_STORE32(in[0][0], in[1][0], in[2][0], in[3][0], offset + 0); \
PIXEL_ADD_STORE32(in[0][1], in[1][1], in[2][1], in[3][1], offset + 1); \
PIXEL_ADD_STORE32(in[0][2], in[1][2], in[2][2], in[3][2], offset + 2); \
PIXEL_ADD_STORE32(in[0][3], in[1][3], in[2][3], in[3][3], offset + 3); \
PIXEL_ADD_STORE32(in[0][4], in[1][4], in[2][4], in[3][4], offset + 4); \
PIXEL_ADD_STORE32(in[0][5], in[1][5], in[2][5], in[3][5], offset + 5); \
PIXEL_ADD_STORE32(in[0][6], in[1][6], in[2][6], in[3][6], offset + 6); \
PIXEL_ADD_STORE32(in[0][7], in[1][7], in[2][7], in[3][7], offset + 7);
void vpx_idct32x32_1024_add_vsx(const tran_low_t *input, uint8_t *dest,
int stride) {
int16x8_t src0[4][8], src1[4][8], src2[4][8], src3[4][8], tmp[4][8];
int16x8_t tmp16_0, tmp16_1;
int32x4_t temp10, temp11, temp20, temp21, temp30;
uint8x16_t dst;
int16x8_t d_uh, d_ul;
int16x8_t add = vec_sl(vec_splat_s16(8), vec_splat_u16(2));
uint16x8_t shift6 = vec_splat_u16(6);
uint8x16_t zerov = vec_splat_u8(0);
ROUND_SHIFT_INIT;
LOAD_8x32(load_tran_low, src0[0][0], src0[1][0], src0[2][0], src0[3][0],
src0[0][1], src0[1][1], src0[2][1], src0[3][1], src0[0][2],
src0[1][2], src0[2][2], src0[3][2], src0[0][3], src0[1][3],
src0[2][3], src0[3][3], src0[0][4], src0[1][4], src0[2][4],
src0[3][4], src0[0][5], src0[1][5], src0[2][5], src0[3][5],
src0[0][6], src0[1][6], src0[2][6], src0[3][6], src0[0][7],
src0[1][7], src0[2][7], src0[3][7], 0);
// Rows
// transpose the first row of 8x8 blocks
TRANSPOSE_8x32(src0, tmp);
// transform the 32x8 column
IDCT32(tmp[0], tmp[1], tmp[2], tmp[3], src0);
TRANSPOSE_8x32(tmp, src0);
LOAD_8x32(load_tran_low, src1[0][0], src1[1][0], src1[2][0], src1[3][0],
src1[0][1], src1[1][1], src1[2][1], src1[3][1], src1[0][2],
src1[1][2], src1[2][2], src1[3][2], src1[0][3], src1[1][3],
src1[2][3], src1[3][3], src1[0][4], src1[1][4], src1[2][4],
src1[3][4], src1[0][5], src1[1][5], src1[2][5], src1[3][5],
src1[0][6], src1[1][6], src1[2][6], src1[3][6], src1[0][7],
src1[1][7], src1[2][7], src1[3][7], 512);
TRANSPOSE_8x32(src1, tmp);
IDCT32(tmp[0], tmp[1], tmp[2], tmp[3], src1);
TRANSPOSE_8x32(tmp, src1);
LOAD_8x32(load_tran_low, src2[0][0], src2[1][0], src2[2][0], src2[3][0],
src2[0][1], src2[1][1], src2[2][1], src2[3][1], src2[0][2],
src2[1][2], src2[2][2], src2[3][2], src2[0][3], src2[1][3],
src2[2][3], src2[3][3], src2[0][4], src2[1][4], src2[2][4],
src2[3][4], src2[0][5], src2[1][5], src2[2][5], src2[3][5],
src2[0][6], src2[1][6], src2[2][6], src2[3][6], src2[0][7],
src2[1][7], src2[2][7], src2[3][7], 1024);
TRANSPOSE_8x32(src2, tmp);
IDCT32(tmp[0], tmp[1], tmp[2], tmp[3], src2);
TRANSPOSE_8x32(tmp, src2);
LOAD_8x32(load_tran_low, src3[0][0], src3[1][0], src3[2][0], src3[3][0],
src3[0][1], src3[1][1], src3[2][1], src3[3][1], src3[0][2],
src3[1][2], src3[2][2], src3[3][2], src3[0][3], src3[1][3],
src3[2][3], src3[3][3], src3[0][4], src3[1][4], src3[2][4],
src3[3][4], src3[0][5], src3[1][5], src3[2][5], src3[3][5],
src3[0][6], src3[1][6], src3[2][6], src3[3][6], src3[0][7],
src3[1][7], src3[2][7], src3[3][7], 1536);
TRANSPOSE_8x32(src3, tmp);
IDCT32(tmp[0], tmp[1], tmp[2], tmp[3], src3);
TRANSPOSE_8x32(tmp, src3);
// Columns
IDCT32(src0[0], src1[0], src2[0], src3[0], tmp);
IDCT32(src0[1], src1[1], src2[1], src3[1], tmp);
IDCT32(src0[2], src1[2], src2[2], src3[2], tmp);
IDCT32(src0[3], src1[3], src2[3], src3[3], tmp);
ADD_STORE_BLOCK(src0, 0);
ADD_STORE_BLOCK(src1, 8);
ADD_STORE_BLOCK(src2, 16);
ADD_STORE_BLOCK(src3, 24);
}

View File

@ -611,7 +611,7 @@ if (vpx_config("CONFIG_EMULATE_HARDWARE") ne "yes") {
specialize qw/vpx_idct16x16_38_add neon sse2/;
specialize qw/vpx_idct16x16_10_add neon sse2/;
specialize qw/vpx_idct16x16_1_add neon sse2/;
specialize qw/vpx_idct32x32_1024_add neon sse2/;
specialize qw/vpx_idct32x32_1024_add neon sse2 vsx/;
specialize qw/vpx_idct32x32_135_add neon sse2 ssse3/;
specialize qw/vpx_idct32x32_34_add neon sse2 ssse3/;
specialize qw/vpx_idct32x32_1_add neon sse2/;