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vp9: add 10/12bpp sse2 SIMD versions of iadst8x8.

tags/n3.0
Ronald S. Bultje 10 years ago
parent
e0610787b2
commit
cb054d061a
2 changed files with 202 additions and 13 deletions
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  1. +2
    -2
      libavcodec/x86/vp9dsp_init_16bpp_template.c
  2. +200
    -11
      libavcodec/x86/vp9itxfm_16bpp.asm

+ 2
- 2
libavcodec/x86/vp9dsp_init_16bpp_template.c View File

@@ -134,7 +134,7 @@ decl_itxfm_func(idct, idct, 4, BPC, sse2);
decl_itxfm_func(idct, iadst, 4, BPC, sse2);
decl_itxfm_func(iadst, idct, 4, BPC, sse2);
decl_itxfm_func(iadst, iadst, 4, BPC, sse2);
decl_itxfm_func(idct, idct, 8, BPC, sse2);
decl_itxfm_funcs(8, BPC, sse2);
#endif /* HAVE_YASM */

av_cold void INIT_FUNC(VP9DSPContext *dsp, int bitexact)
@@ -205,7 +205,7 @@ av_cold void INIT_FUNC(VP9DSPContext *dsp, int bitexact)
#else
init_itx_funcs(TX_4X4, 4, 12, sse2);
#endif
init_itx_func(TX_8X8, DCT_DCT, idct, idct, 8, BPC, sse2);
init_itx_funcs(TX_8X8, 8, BPC, sse2);
}

if (EXTERNAL_SSSE3(cpu_flags)) {


+ 200
- 11
libavcodec/x86/vp9itxfm_16bpp.asm View File

@@ -29,6 +29,8 @@ cextern pw_8
cextern pw_1023
cextern pw_2048
cextern pw_4095
cextern pw_m1
cextern pd_1
cextern pd_16
cextern pd_8192

@@ -57,6 +59,17 @@ pw_m16069_3196: times 4 dw -16069, 3196
pw_13623_9102: times 4 dw 13623, 9102
pw_m9102_13623: times 4 dw -9102, 13623

pw_1606_16305: times 4 dw 1606, 16305
pw_m16305_1606: times 4 dw -16305, 1606
pw_12665_10394: times 4 dw 12665, 10394
pw_m10394_12665: times 4 dw -10394, 12665
pw_7723_14449: times 4 dw 7723, 14449
pw_m14449_7723: times 4 dw -14449, 7723
pw_15679_4756: times 4 dw 15679, 4756
pw_m4756_15679: times 4 dw -4756, 15679
pw_15137_6270: times 4 dw 15137, 6270
pw_m6270_15137: times 4 dw -6270, 15137

SECTION .text

%macro VP9_STORE_2X 6-7 dstq ; reg1, reg2, tmp1, tmp2, min, max, dst
@@ -517,7 +530,7 @@ IADST4_12BPP_FN iadst, IADST4, idct, IDCT4
IADST4_12BPP_FN iadst, IADST4, iadst, IADST4

; the following line has not been executed at the end of this macro:
; UNSCRATCH 7, 8, rsp+17*mmsize
; UNSCRATCH 6, 8, rsp+17*mmsize
%macro IDCT8_1D 1 ; src
mova m0, [%1+ 0*mmsize]
mova m2, [%1+ 4*mmsize]
@@ -539,9 +552,9 @@ IADST4_12BPP_FN iadst, IADST4, iadst, IADST4
SUMSUB_BA d, 1, 2, 4 ; m1=out1, m2=out6
UNSCRATCH 4, 8, rsp+17*mmsize
UNSCRATCH 6, 9, rsp+18*mmsize
SCRATCH 0, 8, rsp+17*mmsize
SUMSUB_BA d, 7, 4, 0 ; m7=out2, m4=out5
SUMSUB_BA d, 3, 6, 0 ; m3=out3, m6=out4
SCRATCH 2, 8, rsp+17*mmsize
SUMSUB_BA d, 7, 4, 2 ; m7=out2, m4=out5
SUMSUB_BA d, 3, 6, 2 ; m3=out3, m6=out4
SWAP 0, 5, 4, 6, 2, 7
%endmacro

@@ -621,12 +634,12 @@ cglobal vp9_idct_idct_8x8_add_10, 4, 6 + ARCH_X86_64, 10, \
.loop_1:
IDCT8_1D blockq

TRANSPOSE4x4D 0, 1, 2, 3, 7
TRANSPOSE4x4D 0, 1, 2, 3, 6
mova [ptrq+ 0*mmsize], m0
mova [ptrq+ 2*mmsize], m1
mova [ptrq+ 4*mmsize], m2
mova [ptrq+ 6*mmsize], m3
UNSCRATCH 7, 8, rsp+17*mmsize
UNSCRATCH 6, 8, rsp+17*mmsize
TRANSPOSE4x4D 4, 5, 6, 7, 0
mova [ptrq+ 1*mmsize], m4
mova [ptrq+ 3*mmsize], m5
@@ -642,12 +655,12 @@ cglobal vp9_idct_idct_8x8_add_10, 4, 6 + ARCH_X86_64, 10, \
.loop_2:
IDCT8_1D ptrq

pxor m7, m7
pxor m6, m6
PRELOAD 9, rsp+16*mmsize, max
ROUND_AND_STORE_4x4 0, 1, 2, 3, m7, reg_max, [pd_16], 5
ROUND_AND_STORE_4x4 0, 1, 2, 3, m6, reg_max, [pd_16], 5
lea dstq, [dstq+strideq*4]
UNSCRATCH 0, 8, rsp+17*mmsize
ROUND_AND_STORE_4x4 4, 5, 6, 0, m7, reg_max, [pd_16], 5
ROUND_AND_STORE_4x4 4, 5, 0, 7, m6, reg_max, [pd_16], 5
add ptrq, 16
%if ARCH_X86_64
lea dstq, [dstbakq+8]
@@ -658,8 +671,8 @@ cglobal vp9_idct_idct_8x8_add_10, 4, 6 + ARCH_X86_64, 10, \
dec cntd
jg .loop_2

; m7 is still zero
ZERO_BLOCK blockq-2*mmsize, 32, 8, m7
; m6 is still zero
ZERO_BLOCK blockq-2*mmsize, 32, 8, m6
RET

INIT_XMM sse2
@@ -715,3 +728,179 @@ cglobal vp9_idct_idct_8x8_add_12, 4, 6 + ARCH_X86_64, 10, \
dec cntd
jg .loop_dc
RET

; inputs and outputs are dwords, coefficients are words
;
; dst1[hi]:dst3[lo] = src1 * coef1 + src2 * coef2
; dst2[hi]:dst4[lo] = src1 * coef2 - src2 * coef1
%macro SUMSUB_MUL_D 6 ; src/dst 1-2, dst3-4, coef1-2
pand m%3, m%1, [pd_3fff]
pand m%4, m%2, [pd_3fff]
psrad m%1, 14
psrad m%2, 14
packssdw m%4, m%2
packssdw m%3, m%1
punpckhwd m%2, m%4, m%3
punpcklwd m%4, m%3
pmaddwd m%3, m%4, [pw_%6_%5]
pmaddwd m%1, m%2, [pw_%6_%5]
pmaddwd m%4, [pw_m%5_%6]
pmaddwd m%2, [pw_m%5_%6]
%endmacro

; dst1 = src2[hi]:src4[lo] + src1[hi]:src3[lo] + rnd >> 14
; dst2 = src2[hi]:src4[lo] - src1[hi]:src3[lo] + rnd >> 14
%macro SUMSUB_PACK_D 5 ; src/dst 1-2, src3-4, tmp
SUMSUB_BA d, %1, %2, %5
SUMSUB_BA d, %3, %4, %5
paddd m%3, [pd_8192]
paddd m%4, [pd_8192]
psrad m%3, 14
psrad m%4, 14
paddd m%1, m%3
paddd m%2, m%4
%endmacro

%macro NEGD 1
%if cpuflag(ssse3)
psignd %1, [pw_m1]
%else
pxor %1, [pw_m1]
paddd %1, [pd_1]
%endif
%endmacro

; the following line has not been executed at the end of this macro:
; UNSCRATCH 6, 8, rsp+17*mmsize
%macro IADST8_1D 1
mova m0, [%1+ 0*mmsize]
mova m3, [%1+ 6*mmsize]
mova m4, [%1+ 8*mmsize]
mova m7, [%1+14*mmsize]
SUMSUB_MUL_D 7, 0, 1, 2, 16305, 1606 ; m7/1=t0a, m0/2=t1a
SUMSUB_MUL_D 3, 4, 5, 6, 10394, 12665 ; m3/5=t4a, m4/6=t5a
SCRATCH 0, 8, rsp+17*mmsize
SUMSUB_PACK_D 3, 7, 5, 1, 0 ; m3=t0, m7=t4
UNSCRATCH 0, 8, rsp+17*mmsize
SUMSUB_PACK_D 4, 0, 6, 2, 1 ; m4=t1, m0=t5

SCRATCH 3, 8, rsp+17*mmsize
SCRATCH 4, 9, rsp+18*mmsize
SCRATCH 7, 10, rsp+19*mmsize
SCRATCH 0, 11, rsp+20*mmsize

mova m1, [%1+ 2*mmsize]
mova m2, [%1+ 4*mmsize]
mova m5, [%1+10*mmsize]
mova m6, [%1+12*mmsize]
SUMSUB_MUL_D 5, 2, 3, 4, 14449, 7723 ; m5/8=t2a, m2/9=t3a
SUMSUB_MUL_D 1, 6, 7, 0, 4756, 15679 ; m1/10=t6a, m6/11=t7a
SCRATCH 2, 12, rsp+21*mmsize
SUMSUB_PACK_D 1, 5, 7, 3, 2 ; m1=t2, m5=t6
UNSCRATCH 2, 12, rsp+21*mmsize
SUMSUB_PACK_D 6, 2, 0, 4, 3 ; m6=t3, m2=t7

UNSCRATCH 7, 10, rsp+19*mmsize
UNSCRATCH 0, 11, rsp+20*mmsize
SCRATCH 1, 10, rsp+19*mmsize
SCRATCH 6, 11, rsp+20*mmsize

SUMSUB_MUL_D 7, 0, 3, 4, 15137, 6270 ; m7/8=t4a, m0/9=t5a
SUMSUB_MUL_D 2, 5, 1, 6, 6270, 15137 ; m2/10=t7a, m5/11=t6a
SCRATCH 2, 12, rsp+21*mmsize
SUMSUB_PACK_D 5, 7, 6, 3, 2 ; m5=-out1, m7=t6
UNSCRATCH 2, 12, rsp+21*mmsize
NEGD m5 ; m5=out1
SUMSUB_PACK_D 2, 0, 1, 4, 3 ; m2=out6, m0=t7
SUMSUB_MUL 7, 0, 3, 4, 11585, 11585 ; m7=out2, m0=-out5
NEGD m0 ; m0=out5

UNSCRATCH 3, 8, rsp+17*mmsize
UNSCRATCH 4, 9, rsp+18*mmsize
UNSCRATCH 1, 10, rsp+19*mmsize
UNSCRATCH 6, 11, rsp+20*mmsize
SCRATCH 2, 8, rsp+17*mmsize
SCRATCH 0, 9, rsp+18*mmsize

SUMSUB_BA d, 1, 3, 2 ; m1=out0, m3=t2
SUMSUB_BA d, 6, 4, 2 ; m6=-out7, m4=t3
NEGD m6 ; m6=out7
SUMSUB_MUL 3, 4, 2, 0, 11585, 11585 ; m3=-out3, m4=out4
NEGD m3 ; m3=out3

UNSCRATCH 0, 9, rsp+18*mmsize

SWAP 0, 1, 5
SWAP 2, 7, 6
%endmacro

%macro IADST8_FN 4
cglobal vp9_%1_%3_8x8_add_10, 3, 6 + ARCH_X86_64, 13, \
17 * mmsize + ARCH_X86_32 * 5 * mmsize, \
dst, stride, block, eob
mova m0, [pw_1023]

.body:
mova [rsp+16*mmsize], m0
DEFINE_ARGS dst, stride, block, cnt, ptr, stride3, dstbak
%if ARCH_X86_64
mov dstbakq, dstq
%endif
lea stride3q, [strideq*3]
mov cntd, 2
mov ptrq, rsp
.loop_1:
%2_1D blockq

TRANSPOSE4x4D 0, 1, 2, 3, 6
mova [ptrq+ 0*mmsize], m0
mova [ptrq+ 2*mmsize], m1
mova [ptrq+ 4*mmsize], m2
mova [ptrq+ 6*mmsize], m3
UNSCRATCH 6, 8, rsp+17*mmsize
TRANSPOSE4x4D 4, 5, 6, 7, 0
mova [ptrq+ 1*mmsize], m4
mova [ptrq+ 3*mmsize], m5
mova [ptrq+ 5*mmsize], m6
mova [ptrq+ 7*mmsize], m7
add ptrq, 8 * mmsize
add blockq, mmsize
dec cntd
jg .loop_1

mov cntd, 2
mov ptrq, rsp
.loop_2:
%4_1D ptrq

pxor m6, m6
PRELOAD 9, rsp+16*mmsize, max
ROUND_AND_STORE_4x4 0, 1, 2, 3, m6, reg_max, [pd_16], 5
lea dstq, [dstq+strideq*4]
UNSCRATCH 0, 8, rsp+17*mmsize
ROUND_AND_STORE_4x4 4, 5, 0, 7, m6, reg_max, [pd_16], 5
add ptrq, 16
%if ARCH_X86_64
lea dstq, [dstbakq+8]
%else
mov dstq, dstm
add dstq, 8
%endif
dec cntd
jg .loop_2

; m6 is still zero
ZERO_BLOCK blockq-2*mmsize, 32, 8, m6
RET

cglobal vp9_%1_%3_8x8_add_12, 3, 6 + ARCH_X86_64, 13, \
17 * mmsize + ARCH_X86_32 * 5 * mmsize, \
dst, stride, block, eob
mova m0, [pw_4095]
jmp mangle(private_prefix %+ _ %+ vp9_%1_%3_8x8_add_10 %+ SUFFIX).body
%endmacro

INIT_XMM sse2
IADST8_FN idct, IDCT8, iadst, IADST8
IADST8_FN iadst, IADST8, idct, IDCT8
IADST8_FN iadst, IADST8, iadst, IADST8

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