diff options
author | Debargha Mukherjee <debargha@google.com> | 2015-10-26 18:04:49 +0000 |
---|---|---|
committer | Gerrit Code Review <noreply-gerritcodereview@google.com> | 2015-10-26 18:04:49 +0000 |
commit | 65dd056e413bbc42b99e9930d4914e22a0ec23cb (patch) | |
tree | 79f0a3b4cdaff581e326e64e9897e270d3fee562 | |
parent | 35cae7f1b30ec6299127b28c6ff865dce52dae11 (diff) | |
parent | 9cfba09ac0e5182722bc562a5a071388611c2a04 (diff) | |
download | libvpx-65dd056e413bbc42b99e9930d4914e22a0ec23cb.tar.gz |
Merge "Optimize vpx_quantize_{b,b_32x32} assembler."
-rw-r--r-- | vp10/encoder/context_tree.c | 8 | ||||
-rw-r--r-- | vp9/encoder/vp9_context_tree.c | 8 | ||||
-rw-r--r-- | vpx_dsp/vpx_dsp.mk | 3 | ||||
-rw-r--r-- | vpx_dsp/vpx_dsp_rtcd_defs.pl | 22 | ||||
-rw-r--r-- | vpx_dsp/x86/quantize_avx_x86_64.asm | 544 |
5 files changed, 562 insertions, 23 deletions
diff --git a/vp10/encoder/context_tree.c b/vp10/encoder/context_tree.c index 532e82caa..6c056d28e 100644 --- a/vp10/encoder/context_tree.c +++ b/vp10/encoder/context_tree.c @@ -30,13 +30,13 @@ static void alloc_mode_context(VP10_COMMON *cm, int num_4x4_blk, for (i = 0; i < MAX_MB_PLANE; ++i) { for (k = 0; k < 3; ++k) { CHECK_MEM_ERROR(cm, ctx->coeff[i][k], - vpx_memalign(16, num_pix * sizeof(*ctx->coeff[i][k]))); + vpx_memalign(32, num_pix * sizeof(*ctx->coeff[i][k]))); CHECK_MEM_ERROR(cm, ctx->qcoeff[i][k], - vpx_memalign(16, num_pix * sizeof(*ctx->qcoeff[i][k]))); + vpx_memalign(32, num_pix * sizeof(*ctx->qcoeff[i][k]))); CHECK_MEM_ERROR(cm, ctx->dqcoeff[i][k], - vpx_memalign(16, num_pix * sizeof(*ctx->dqcoeff[i][k]))); + vpx_memalign(32, num_pix * sizeof(*ctx->dqcoeff[i][k]))); CHECK_MEM_ERROR(cm, ctx->eobs[i][k], - vpx_memalign(16, num_blk * sizeof(*ctx->eobs[i][k]))); + vpx_memalign(32, num_blk * sizeof(*ctx->eobs[i][k]))); ctx->coeff_pbuf[i][k] = ctx->coeff[i][k]; ctx->qcoeff_pbuf[i][k] = ctx->qcoeff[i][k]; ctx->dqcoeff_pbuf[i][k] = ctx->dqcoeff[i][k]; diff --git a/vp9/encoder/vp9_context_tree.c b/vp9/encoder/vp9_context_tree.c index e87cccba5..396ed3fe7 100644 --- a/vp9/encoder/vp9_context_tree.c +++ b/vp9/encoder/vp9_context_tree.c @@ -30,13 +30,13 @@ static void alloc_mode_context(VP9_COMMON *cm, int num_4x4_blk, for (i = 0; i < MAX_MB_PLANE; ++i) { for (k = 0; k < 3; ++k) { CHECK_MEM_ERROR(cm, ctx->coeff[i][k], - vpx_memalign(16, num_pix * sizeof(*ctx->coeff[i][k]))); + vpx_memalign(32, num_pix * sizeof(*ctx->coeff[i][k]))); CHECK_MEM_ERROR(cm, ctx->qcoeff[i][k], - vpx_memalign(16, num_pix * sizeof(*ctx->qcoeff[i][k]))); + vpx_memalign(32, num_pix * sizeof(*ctx->qcoeff[i][k]))); CHECK_MEM_ERROR(cm, ctx->dqcoeff[i][k], - vpx_memalign(16, num_pix * sizeof(*ctx->dqcoeff[i][k]))); + vpx_memalign(32, num_pix * sizeof(*ctx->dqcoeff[i][k]))); CHECK_MEM_ERROR(cm, ctx->eobs[i][k], - vpx_memalign(16, num_blk * sizeof(*ctx->eobs[i][k]))); + vpx_memalign(32, num_blk * sizeof(*ctx->eobs[i][k]))); ctx->coeff_pbuf[i][k] = ctx->coeff[i][k]; ctx->qcoeff_pbuf[i][k] = ctx->qcoeff[i][k]; ctx->dqcoeff_pbuf[i][k] = ctx->dqcoeff[i][k]; diff --git a/vpx_dsp/vpx_dsp.mk b/vpx_dsp/vpx_dsp.mk index 31d8c75a1..9620eaa03 100644 --- a/vpx_dsp/vpx_dsp.mk +++ b/vpx_dsp/vpx_dsp.mk @@ -248,7 +248,8 @@ DSP_SRCS-$(HAVE_SSE2) += x86/highbd_quantize_intrin_sse2.c endif ifeq ($(ARCH_X86_64),yes) ifeq ($(CONFIG_USE_X86INC),yes) -DSP_SRCS-$(HAVE_SSSE3) += x86/quantize_ssse3_x86_64.asm +DSP_SRCS-$(HAVE_SSSE3) += x86/quantize_ssse3_x86_64.asm +DSP_SRCS-$(HAVE_AVX) += x86/quantize_avx_x86_64.asm endif endif endif # CONFIG_VP9_ENCODER || CONFIG_VP10_ENCODER diff --git a/vpx_dsp/vpx_dsp_rtcd_defs.pl b/vpx_dsp/vpx_dsp_rtcd_defs.pl index 0117f1715..b369b0548 100644 --- a/vpx_dsp/vpx_dsp_rtcd_defs.pl +++ b/vpx_dsp/vpx_dsp_rtcd_defs.pl @@ -913,25 +913,19 @@ if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") { # Quantization # if ((vpx_config("CONFIG_VP9_ENCODER") eq "yes") || (vpx_config("CONFIG_VP10_ENCODER") eq "yes")) { -if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") { add_proto qw/void vpx_quantize_b/, "const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block, const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr, const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, const int16_t *scan, const int16_t *iscan"; - specialize qw/vpx_quantize_b sse2/, "$ssse3_x86_64_x86inc"; + specialize qw/vpx_quantize_b sse2/, "$ssse3_x86_64_x86inc", "$avx_x86_64_x86inc"; add_proto qw/void vpx_quantize_b_32x32/, "const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block, const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr, const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, const int16_t *scan, const int16_t *iscan"; - specialize qw/vpx_quantize_b_32x32/, "$ssse3_x86_64_x86inc"; - - add_proto qw/void vpx_highbd_quantize_b/, "const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block, const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr, const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, const int16_t *scan, const int16_t *iscan"; - specialize qw/vpx_highbd_quantize_b sse2/; + specialize qw/vpx_quantize_b_32x32/, "$ssse3_x86_64_x86inc", "$avx_x86_64_x86inc"; - add_proto qw/void vpx_highbd_quantize_b_32x32/, "const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block, const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr, const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, const int16_t *scan, const int16_t *iscan"; - specialize qw/vpx_highbd_quantize_b_32x32 sse2/; -} else { - add_proto qw/void vpx_quantize_b/, "const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block, const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr, const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, const int16_t *scan, const int16_t *iscan"; - specialize qw/vpx_quantize_b sse2/, "$ssse3_x86_64_x86inc"; + if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") { + add_proto qw/void vpx_highbd_quantize_b/, "const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block, const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr, const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, const int16_t *scan, const int16_t *iscan"; + specialize qw/vpx_highbd_quantize_b sse2/; - add_proto qw/void vpx_quantize_b_32x32/, "const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block, const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr, const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, const int16_t *scan, const int16_t *iscan"; - specialize qw/vpx_quantize_b_32x32/, "$ssse3_x86_64_x86inc"; -} # CONFIG_VP9_HIGHBITDEPTH + add_proto qw/void vpx_highbd_quantize_b_32x32/, "const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block, const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr, const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, const int16_t *scan, const int16_t *iscan"; + specialize qw/vpx_highbd_quantize_b_32x32 sse2/; + } # CONFIG_VP9_HIGHBITDEPTH } # CONFIG_VP9_ENCODER || CONFIG_VP10_ENCODER if (vpx_config("CONFIG_ENCODERS") eq "yes") { diff --git a/vpx_dsp/x86/quantize_avx_x86_64.asm b/vpx_dsp/x86/quantize_avx_x86_64.asm new file mode 100644 index 000000000..01c41291b --- /dev/null +++ b/vpx_dsp/x86/quantize_avx_x86_64.asm @@ -0,0 +1,544 @@ +; +; Copyright (c) 2015 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + +%include "third_party/x86inc/x86inc.asm" + +SECTION .text + +%macro QUANTIZE_FN 2 +cglobal quantize_%1, 0, %2, 15, coeff, ncoeff, skip, zbin, round, quant, \ + shift, qcoeff, dqcoeff, dequant, \ + eob, scan, iscan + + vzeroupper + + ; If we can skip this block, then just zero the output + cmp skipmp, 0 + jne .blank + +%ifnidn %1, b_32x32 + + ; Special case for ncoeff == 16, as it is frequent and we can save on + ; not setting up a loop. + cmp ncoeffmp, 16 + jne .generic + + ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + ;; Special case of ncoeff == 16 + ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +.single: + + movifnidn coeffq, coeffmp + movifnidn zbinq, zbinmp + mova m0, [zbinq] ; m0 = zbin + + ; Get DC and first 15 AC coeffs - in this special case, that is all. +%if CONFIG_VP9_HIGHBITDEPTH + ; coeff stored as 32bit numbers but we process them as 16 bit numbers + mova m9, [coeffq] + packssdw m9, [coeffq+16] ; m9 = c[i] + mova m10, [coeffq+32] + packssdw m10, [coeffq+48] ; m10 = c[i] +%else + mova m9, [coeffq] ; m9 = c[i] + mova m10, [coeffq+16] ; m10 = c[i] +%endif + + mov r0, eobmp ; Output pointer + mov r1, qcoeffmp ; Output pointer + mov r2, dqcoeffmp ; Output pointer + + pxor m5, m5 ; m5 = dedicated zero + + pcmpeqw m4, m4 ; All word lanes -1 + paddw m0, m4 ; m0 = zbin - 1 + + pabsw m6, m9 ; m6 = abs(m9) + pabsw m11, m10 ; m11 = abs(m10) + pcmpgtw m7, m6, m0 ; m7 = c[i] >= zbin + punpckhqdq m0, m0 + pcmpgtw m12, m11, m0 ; m12 = c[i] >= zbin + + ; Check if all coeffs are less than zbin. If yes, we just write zeros + ; to the outputs and we are done. + por m14, m7, m12 + ptest m14, m14 + jnz .single_nonzero + +%if CONFIG_VP9_HIGHBITDEPTH + mova [r1 ], ymm5 + mova [r1+32], ymm5 + mova [r2 ], ymm5 + mova [r2+32], ymm5 +%else + mova [r1], ymm5 + mova [r2], ymm5 +%endif + mov [r0], word 0 + + vzeroupper + RET + +.single_nonzero: + + ; Actual quantization of size 16 block - setup pointers, rounders, etc. + movifnidn r4, roundmp + movifnidn r5, quantmp + mov r3, dequantmp + mov r6, shiftmp + mova m1, [r4] ; m1 = round + mova m2, [r5] ; m2 = quant + mova m3, [r3] ; m3 = dequant + mova m4, [r6] ; m4 = shift + + mov r3, iscanmp + + DEFINE_ARGS eob, qcoeff, dqcoeff, iscan + + ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + + paddsw m6, m1 ; m6 += round + punpckhqdq m1, m1 + paddsw m11, m1 ; m11 += round + pmulhw m8, m6, m2 ; m8 = m6*q>>16 + punpckhqdq m2, m2 + pmulhw m13, m11, m2 ; m13 = m11*q>>16 + paddw m8, m6 ; m8 += m6 + paddw m13, m11 ; m13 += m11 + pmulhw m8, m4 ; m8 = m8*qsh>>16 + punpckhqdq m4, m4 + pmulhw m13, m4 ; m13 = m13*qsh>>16 + psignw m8, m9 ; m8 = reinsert sign + psignw m13, m10 ; m13 = reinsert sign + pand m8, m7 + pand m13, m12 + +%if CONFIG_VP9_HIGHBITDEPTH + ; Store 16bit numbers as 32bit numbers in array pointed to by qcoeff + pcmpgtw m6, m5, m8 + punpckhwd m6, m8, m6 + pmovsxwd m11, m8 + mova [qcoeffq ], m11 + mova [qcoeffq+16], m6 + pcmpgtw m6, m5, m13 + punpckhwd m6, m13, m6 + pmovsxwd m11, m13 + mova [qcoeffq+32], m11 + mova [qcoeffq+48], m6 +%else + mova [qcoeffq ], m8 + mova [qcoeffq+16], m13 +%endif + + pmullw m8, m3 ; dqc[i] = qc[i] * q + punpckhqdq m3, m3 + pmullw m13, m3 ; dqc[i] = qc[i] * q + +%if CONFIG_VP9_HIGHBITDEPTH + ; Store 16bit numbers as 32bit numbers in array pointed to by qcoeff + pcmpgtw m6, m5, m8 + punpckhwd m6, m8, m6 + pmovsxwd m11, m8 + mova [dqcoeffq ], m11 + mova [dqcoeffq+16], m6 + pcmpgtw m6, m5, m13 + punpckhwd m6, m13, m6 + pmovsxwd m11, m13 + mova [dqcoeffq+32], m11 + mova [dqcoeffq+48], m6 +%else + mova [dqcoeffq ], m8 + mova [dqcoeffq+16], m13 +%endif + + mova m6, [iscanq] ; m6 = scan[i] + mova m11, [iscanq+16] ; m11 = scan[i] + + pcmpeqw m8, m8, m5 ; m8 = c[i] == 0 + pcmpeqw m13, m13, m5 ; m13 = c[i] == 0 + psubw m6, m6, m7 ; m6 = scan[i] + 1 + psubw m11, m11, m12 ; m11 = scan[i] + 1 + pandn m8, m8, m6 ; m8 = max(eob) + pandn m13, m13, m11 ; m13 = max(eob) + pmaxsw m8, m8, m13 + + ; Horizontally accumulate/max eobs and write into [eob] memory pointer + pshufd m7, m8, 0xe + pmaxsw m8, m7 + pshuflw m7, m8, 0xe + pmaxsw m8, m7 + pshuflw m7, m8, 0x1 + pmaxsw m8, m7 + movq rax, m8 + mov [eobq], ax + + vzeroupper + RET + + ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + ;; Generic case of ncoeff != 16 + ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +.generic: + +%endif ; %ifnidn %1, b_32x32 + +DEFINE_ARGS coeff, ncoeff, skip, zbin, round, quant, shift, \ + qcoeff, dqcoeff, dequant, eob, scan, iscan + + ; Actual quantization loop - setup pointers, rounders, etc. + movifnidn coeffq, coeffmp + movifnidn ncoeffq, ncoeffmp + mov r2, dequantmp + movifnidn zbinq, zbinmp + movifnidn roundq, roundmp + movifnidn quantq, quantmp + mova m0, [zbinq] ; m0 = zbin + mova m1, [roundq] ; m1 = round + mova m2, [quantq] ; m2 = quant + mova m3, [r2] ; m3 = dequant + pcmpeqw m4, m4 ; All lanes -1 +%ifidn %1, b_32x32 + psubw m0, m4 + psubw m1, m4 + psrlw m0, 1 ; m0 = (m0 + 1) / 2 + psrlw m1, 1 ; m1 = (m1 + 1) / 2 +%endif + paddw m0, m4 ; m0 = m0 + 1 + + mov r2, shiftmp + mov r3, qcoeffmp + mova m4, [r2] ; m4 = shift + mov r4, dqcoeffmp + mov r5, iscanmp +%ifidn %1, b_32x32 + psllw m4, 1 +%endif + pxor m5, m5 ; m5 = dedicated zero + + DEFINE_ARGS coeff, ncoeff, d1, qcoeff, dqcoeff, iscan, d2, d3, d4, d5, eob + +%if CONFIG_VP9_HIGHBITDEPTH + lea coeffq, [ coeffq+ncoeffq*4] + lea qcoeffq, [ qcoeffq+ncoeffq*4] + lea dqcoeffq, [dqcoeffq+ncoeffq*4] +%else + lea coeffq, [ coeffq+ncoeffq*2] + lea qcoeffq, [ qcoeffq+ncoeffq*2] + lea dqcoeffq, [dqcoeffq+ncoeffq*2] +%endif + lea iscanq, [ iscanq+ncoeffq*2] + neg ncoeffq + + ; get DC and first 15 AC coeffs +%if CONFIG_VP9_HIGHBITDEPTH + ; coeff stored as 32bit numbers & require 16bit numbers + mova m9, [coeffq+ncoeffq*4+ 0] + packssdw m9, [coeffq+ncoeffq*4+16] + mova m10, [coeffq+ncoeffq*4+32] + packssdw m10, [coeffq+ncoeffq*4+48] +%else + mova m9, [coeffq+ncoeffq*2+ 0] ; m9 = c[i] + mova m10, [coeffq+ncoeffq*2+16] ; m10 = c[i] +%endif + + pabsw m6, m9 ; m6 = abs(m9) + pabsw m11, m10 ; m11 = abs(m10) + pcmpgtw m7, m6, m0 ; m7 = c[i] >= zbin + punpckhqdq m0, m0 + pcmpgtw m12, m11, m0 ; m12 = c[i] >= zbin + + ; Check if all coeffs are less than zbin. If yes, skip forward quickly. + por m14, m7, m12 + ptest m14, m14 + jnz .first_nonzero + +%if CONFIG_VP9_HIGHBITDEPTH + mova [qcoeffq+ncoeffq*4 ], ymm5 + mova [qcoeffq+ncoeffq*4+32], ymm5 + mova [dqcoeffq+ncoeffq*4 ], ymm5 + mova [dqcoeffq+ncoeffq*4+32], ymm5 +%else + mova [qcoeffq+ncoeffq*2], ymm5 + mova [dqcoeffq+ncoeffq*2], ymm5 +%endif + + add ncoeffq, mmsize + + punpckhqdq m1, m1 + punpckhqdq m2, m2 + punpckhqdq m3, m3 + punpckhqdq m4, m4 + pxor m8, m8 + + jmp .ac_only_loop + +.first_nonzero: + + paddsw m6, m1 ; m6 += round + punpckhqdq m1, m1 + paddsw m11, m1 ; m11 += round + pmulhw m8, m6, m2 ; m8 = m6*q>>16 + punpckhqdq m2, m2 + pmulhw m13, m11, m2 ; m13 = m11*q>>16 + paddw m8, m6 ; m8 += m6 + paddw m13, m11 ; m13 += m11 + pmulhw m8, m4 ; m8 = m8*qsh>>16 + punpckhqdq m4, m4 + pmulhw m13, m4 ; m13 = m13*qsh>>16 + psignw m8, m9 ; m8 = reinsert sign + psignw m13, m10 ; m13 = reinsert sign + pand m8, m7 + pand m13, m12 + +%if CONFIG_VP9_HIGHBITDEPTH + ; store 16bit numbers as 32bit numbers in array pointed to by qcoeff + pcmpgtw m6, m5, m8 + punpckhwd m6, m8, m6 + pmovsxwd m11, m8 + mova [qcoeffq+ncoeffq*4+ 0], m11 + mova [qcoeffq+ncoeffq*4+16], m6 + pcmpgtw m6, m5, m13 + punpckhwd m6, m13, m6 + pmovsxwd m11, m13 + mova [qcoeffq+ncoeffq*4+32], m11 + mova [qcoeffq+ncoeffq*4+48], m6 +%else + mova [qcoeffq+ncoeffq*2+ 0], m8 + mova [qcoeffq+ncoeffq*2+16], m13 +%endif + +%ifidn %1, b_32x32 + pabsw m8, m8 + pabsw m13, m13 +%endif + pmullw m8, m3 ; dqc[i] = qc[i] * q + punpckhqdq m3, m3 + pmullw m13, m3 ; dqc[i] = qc[i] * q +%ifidn %1, b_32x32 + psrlw m8, 1 + psrlw m13, 1 + psignw m8, m9 + psignw m13, m10 +%endif + +%if CONFIG_VP9_HIGHBITDEPTH + ; store 16bit numbers as 32bit numbers in array pointed to by qcoeff + pcmpgtw m6, m5, m8 + punpckhwd m6, m8, m6 + pmovsxwd m11, m8 + mova [dqcoeffq+ncoeffq*4+ 0], m11 + mova [dqcoeffq+ncoeffq*4+16], m6 + pcmpgtw m6, m5, m13 + punpckhwd m6, m13, m6 + pmovsxwd m11, m13 + mova [dqcoeffq+ncoeffq*4+32], m11 + mova [dqcoeffq+ncoeffq*4+48], m6 +%else + mova [dqcoeffq+ncoeffq*2+ 0], m8 + mova [dqcoeffq+ncoeffq*2+16], m13 +%endif + + pcmpeqw m8, m5 ; m8 = c[i] == 0 + pcmpeqw m13, m5 ; m13 = c[i] == 0 + mova m6, [iscanq+ncoeffq*2] ; m6 = scan[i] + mova m11, [iscanq+ncoeffq*2+16] ; m11 = scan[i] + psubw m6, m7 ; m6 = scan[i] + 1 + psubw m11, m12 ; m11 = scan[i] + 1 + pandn m8, m6 ; m8 = max(eob) + pandn m13, m11 ; m13 = max(eob) + pmaxsw m8, m13 + add ncoeffq, mmsize + +.ac_only_loop: + +%if CONFIG_VP9_HIGHBITDEPTH + ; pack coeff from 32bit to 16bit array + mova m9, [coeffq+ncoeffq*4+ 0] + packssdw m9, [coeffq+ncoeffq*4+16] + mova m10, [coeffq+ncoeffq*4+32] + packssdw m10, [coeffq+ncoeffq*4+48] +%else + mova m9, [coeffq+ncoeffq*2+ 0] ; m9 = c[i] + mova m10, [coeffq+ncoeffq*2+16] ; m10 = c[i] +%endif + + pabsw m6, m9 ; m6 = abs(m9) + pabsw m11, m10 ; m11 = abs(m10) + pcmpgtw m7, m6, m0 ; m7 = c[i] >= zbin + pcmpgtw m12, m11, m0 ; m12 = c[i] >= zbin + + ; Check if all coeffs are less than zbin. If yes, skip this itertion. + ; And just write zeros as the result would be. + por m14, m7, m12 + ptest m14, m14 + jnz .rest_nonzero + +%if CONFIG_VP9_HIGHBITDEPTH + mova [qcoeffq+ncoeffq*4+ 0], ymm5 + mova [qcoeffq+ncoeffq*4+32], ymm5 + mova [dqcoeffq+ncoeffq*4+ 0], ymm5 + mova [dqcoeffq+ncoeffq*4+32], ymm5 +%else + mova [qcoeffq+ncoeffq*2+ 0], ymm5 + mova [dqcoeffq+ncoeffq*2+ 0], ymm5 +%endif + add ncoeffq, mmsize + jnz .ac_only_loop + + ; Horizontally accumulate/max eobs and write into [eob] memory pointer + mov r2, eobmp + pshufd m7, m8, 0xe + pmaxsw m8, m7 + pshuflw m7, m8, 0xe + pmaxsw m8, m7 + pshuflw m7, m8, 0x1 + pmaxsw m8, m7 + movq rax, m8 + mov [r2], ax + vzeroupper + RET + +.rest_nonzero: + paddsw m6, m1 ; m6 += round + paddsw m11, m1 ; m11 += round + pmulhw m14, m6, m2 ; m14 = m6*q>>16 + pmulhw m13, m11, m2 ; m13 = m11*q>>16 + paddw m14, m6 ; m14 += m6 + paddw m13, m11 ; m13 += m11 + pmulhw m14, m4 ; m14 = m14*qsh>>16 + pmulhw m13, m4 ; m13 = m13*qsh>>16 + psignw m14, m9 ; m14 = reinsert sign + psignw m13, m10 ; m13 = reinsert sign + pand m14, m7 + pand m13, m12 + +%if CONFIG_VP9_HIGHBITDEPTH + ; store 16bit numbers as 32bit numbers in array pointed to by qcoeff + pcmpgtw m6, m5, m14 + punpckhwd m6, m14, m6 + pmovsxwd m11, m14 + mova [qcoeffq+ncoeffq*4+ 0], m11 + mova [qcoeffq+ncoeffq*4+16], m6 + pcmpgtw m6, m5, m13 + punpckhwd m6, m13, m6 + pmovsxwd m11, m13 + mova [qcoeffq+ncoeffq*4+32], m11 + mova [qcoeffq+ncoeffq*4+48], m6 +%else + mova [qcoeffq+ncoeffq*2+ 0], m14 + mova [qcoeffq+ncoeffq*2+16], m13 +%endif + +%ifidn %1, b_32x32 + pabsw m14, m14 + pabsw m13, m13 +%endif + pmullw m14, m3 ; dqc[i] = qc[i] * q + pmullw m13, m3 ; dqc[i] = qc[i] * q +%ifidn %1, b_32x32 + psrlw m14, 1 + psrlw m13, 1 + psignw m14, m9 + psignw m13, m10 +%endif + +%if CONFIG_VP9_HIGHBITDEPTH + ; store 16bit numbers as 32bit numbers in array pointed to by qcoeff + pcmpgtw m6, m5, m14 + punpckhwd m6, m14, m6 + pmovsxwd m11, m14 + mova [dqcoeffq+ncoeffq*4+ 0], m11 + mova [dqcoeffq+ncoeffq*4+16], m6 + pcmpgtw m6, m5, m13 + punpckhwd m6, m13, m6 + pmovsxwd m11, m13 + mova [dqcoeffq+ncoeffq*4+32], m11 + mova [dqcoeffq+ncoeffq*4+48], m6 +%else + mova [dqcoeffq+ncoeffq*2+ 0], m14 + mova [dqcoeffq+ncoeffq*2+16], m13 +%endif + + pcmpeqw m14, m5 ; m14 = c[i] == 0 + pcmpeqw m13, m5 ; m13 = c[i] == 0 + mova m6, [iscanq+ncoeffq*2+ 0] ; m6 = scan[i] + mova m11, [iscanq+ncoeffq*2+16] ; m11 = scan[i] + psubw m6, m7 ; m6 = scan[i] + 1 + psubw m11, m12 ; m11 = scan[i] + 1 + pandn m14, m6 ; m14 = max(eob) + pandn m13, m11 ; m13 = max(eob) + pmaxsw m8, m14 + pmaxsw m8, m13 + add ncoeffq, mmsize + jnz .ac_only_loop + + ; Horizontally accumulate/max eobs and write into [eob] memory pointer + mov r2, eobmp + pshufd m7, m8, 0xe + pmaxsw m8, m7 + pshuflw m7, m8, 0xe + pmaxsw m8, m7 + pshuflw m7, m8, 0x1 + pmaxsw m8, m7 + movq rax, m8 + mov [r2], ax + vzeroupper + RET + + ; Skip-block, i.e. just write all zeroes +.blank: + +DEFINE_ARGS coeff, ncoeff, skip, zbin, round, quant, shift, \ + qcoeff, dqcoeff, dequant, eob, scan, iscan + + mov r0, dqcoeffmp + movifnidn ncoeffq, ncoeffmp + mov r2, qcoeffmp + mov r3, eobmp + +DEFINE_ARGS dqcoeff, ncoeff, qcoeff, eob + +%if CONFIG_VP9_HIGHBITDEPTH + lea dqcoeffq, [dqcoeffq+ncoeffq*4] + lea qcoeffq, [ qcoeffq+ncoeffq*4] +%else + lea dqcoeffq, [dqcoeffq+ncoeffq*2] + lea qcoeffq, [ qcoeffq+ncoeffq*2] +%endif + + neg ncoeffq + pxor m7, m7 + +.blank_loop: +%if CONFIG_VP9_HIGHBITDEPTH + mova [dqcoeffq+ncoeffq*4+ 0], ymm7 + mova [dqcoeffq+ncoeffq*4+32], ymm7 + mova [qcoeffq+ncoeffq*4+ 0], ymm7 + mova [qcoeffq+ncoeffq*4+32], ymm7 +%else + mova [dqcoeffq+ncoeffq*2+ 0], ymm7 + mova [qcoeffq+ncoeffq*2+ 0], ymm7 +%endif + add ncoeffq, mmsize + jl .blank_loop + + mov [eobq], word 0 + + vzeroupper + RET +%endmacro + +INIT_XMM avx +QUANTIZE_FN b, 7 +QUANTIZE_FN b_32x32, 7 + +END |