From e9f5f020c6f00e0833edc84399d4eabf4a028780 Mon Sep 17 00:00:00 2001 From: "Ronald S. Bultje" Date: Mon, 30 Aug 2010 16:25:46 +0000 Subject: Move VP3 IDCT functions from inline ASM to YASM. This fixes part of the VP3/5/6 issues on Win64. Originally committed as revision 24988 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/x86/vp3dsp.asm | 618 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 618 insertions(+) create mode 100644 libavcodec/x86/vp3dsp.asm (limited to 'libavcodec/x86/vp3dsp.asm') diff --git a/libavcodec/x86/vp3dsp.asm b/libavcodec/x86/vp3dsp.asm new file mode 100644 index 0000000000..95ea561ed0 --- /dev/null +++ b/libavcodec/x86/vp3dsp.asm @@ -0,0 +1,618 @@ +;****************************************************************************** +;* MMX/SSE2-optimized functions for the VP3 decoder +;* Copyright (c) 2007 Aurelien Jacobs +;* +;* This file is part of FFmpeg. +;* +;* FFmpeg is free software; you can redistribute it and/or +;* modify it under the terms of the GNU Lesser General Public +;* License as published by the Free Software Foundation; either +;* version 2.1 of the License, or (at your option) any later version. +;* +;* FFmpeg is distributed in the hope that it will be useful, +;* but WITHOUT ANY WARRANTY; without even the implied warranty of +;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +;* Lesser General Public License for more details. +;* +;* You should have received a copy of the GNU Lesser General Public +;* License along with FFmpeg; if not, write to the Free Software +;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA +;****************************************************************************** + +%include "x86inc.asm" +%include "x86util.asm" + +; MMX-optimized functions cribbed from the original VP3 source code. + +SECTION_RODATA + +vp3_idct_data: times 8 dw 64277 + times 8 dw 60547 + times 8 dw 54491 + times 8 dw 46341 + times 8 dw 36410 + times 8 dw 25080 + times 8 dw 12785 + +cextern pb_1 +cextern pb_3 +cextern pb_7 +cextern pb_1F +cextern pb_81 + +cextern pw_8 + +cextern put_signed_pixels_clamped_mmx +cextern add_pixels_clamped_mmx + +SECTION .text + +; this is off by one or two for some cases when filter_limit is greater than 63 +; in: p0 in mm6, p1 in mm4, p2 in mm2, p3 in mm1 +; out: p1 in mm4, p2 in mm3 +%macro VP3_LOOP_FILTER 0 + movq m7, m6 + pand m6, [pb_7] ; p0&7 + psrlw m7, 3 + pand m7, [pb_1F] ; p0>>3 + movq m3, m2 ; p2 + pxor m2, m4 + pand m2, [pb_1] ; (p2^p1)&1 + movq m5, m2 + paddb m2, m2 + paddb m2, m5 ; 3*(p2^p1)&1 + paddb m2, m6 ; extra bits lost in shifts + pcmpeqb m0, m0 + pxor m1, m0 ; 255 - p3 + pavgb m1, m2 ; (256 - p3 + extrabits) >> 1 + pxor m0, m4 ; 255 - p1 + pavgb m0, m3 ; (256 + p2-p1) >> 1 + paddb m1, [pb_3] + pavgb m1, m0 ; 128+2+( p2-p1 - p3) >> 2 + pavgb m1, m0 ; 128+1+(3*(p2-p1) - p3) >> 3 + paddusb m7, m1 ; d+128+1 + movq m6, [pb_81] + psubusb m6, m7 + psubusb m7, [pb_81] + + movq m5, [r2+516] ; flim + pminub m6, m5 + pminub m7, m5 + movq m0, m6 + movq m1, m7 + paddb m6, m6 + paddb m7, m7 + pminub m6, m5 + pminub m7, m5 + psubb m6, m0 + psubb m7, m1 + paddusb m4, m7 + psubusb m4, m6 + psubusb m3, m7 + paddusb m3, m6 +%endmacro + +%macro STORE_4_WORDS 1 + movd r2, %1 + mov [r0 -1], r2w + psrlq %1, 32 + shr r2, 16 + mov [r0+r1 -1], r2w + movd r2, %1 + mov [r0+r1*2-1], r2w + shr r2, 16 + mov [r0+r3 -1], r2w +%endmacro + +INIT_MMX +cglobal vp3_v_loop_filter_mmx2, 3, 4 +%ifdef ARCH_X86_64 + movsxd r1, r1d +%endif + mov r3, r1 + neg r1 + movq m6, [r0+r1*2] + movq m4, [r0+r1 ] + movq m2, [r0 ] + movq m1, [r0+r3 ] + + VP3_LOOP_FILTER + + movq [r0+r1], m4 + movq [r0 ], m3 + RET + +cglobal vp3_h_loop_filter_mmx2, 3, 4 +%ifdef ARCH_X86_64 + movsxd r1, r1d +%endif + lea r3, [r1*3] + + movd m6, [r0 -2] + movd m4, [r0+r1 -2] + movd m2, [r0+r1*2-2] + movd m1, [r0+r3 -2] + lea r0, [r0+r1*4 ] + punpcklbw m6, [r0 -2] + punpcklbw m4, [r0+r1 -2] + punpcklbw m2, [r0+r1*2-2] + punpcklbw m1, [r0+r3 -2] + sub r0, r3 + sub r0, r1 + + TRANSPOSE4x4B 6, 4, 2, 1, 0 + VP3_LOOP_FILTER + SBUTTERFLY bw, 4, 3, 5 + + STORE_4_WORDS m4 + lea r0, [r0+r1*4 ] + STORE_4_WORDS m3 + RET + +; from original comments: The Macro does IDct on 4 1-D Dcts +%macro BeginIDCT 0 + movq m2, I(3) + movq m6, C(3) + movq m4, m2 + movq m7, J(5) + pmulhw m4, m6 ; r4 = c3*i3 - i3 + movq m1, C(5) + pmulhw m6, m7 ; r6 = c3*i5 - i5 + movq m5, m1 + pmulhw m1, m2 ; r1 = c5*i3 - i3 + movq m3, I(1) + pmulhw m5, m7 ; r5 = c5*i5 - i5 + movq m0, C(1) + paddw m4, m2 ; r4 = c3*i3 + paddw m6, m7 ; r6 = c3*i5 + paddw m2, m1 ; r2 = c5*i3 + movq m1, J(7) + paddw m7, m5 ; r7 = c5*i5 + movq m5, m0 ; r5 = c1 + pmulhw m0, m3 ; r0 = c1*i1 - i1 + paddsw m4, m7 ; r4 = C = c3*i3 + c5*i5 + pmulhw m5, m1 ; r5 = c1*i7 - i7 + movq m7, C(7) + psubsw m6, m2 ; r6 = D = c3*i5 - c5*i3 + paddw m0, m3 ; r0 = c1*i1 + pmulhw m3, m7 ; r3 = c7*i1 + movq m2, I(2) + pmulhw m7, m1 ; r7 = c7*i7 + paddw m5, m1 ; r5 = c1*i7 + movq m1, m2 ; r1 = i2 + pmulhw m2, C(2) ; r2 = c2*i2 - i2 + psubsw m3, m5 ; r3 = B = c7*i1 - c1*i7 + movq m5, J(6) + paddsw m0, m7 ; r0 = A = c1*i1 + c7*i7 + movq m7, m5 ; r7 = i6 + psubsw m0, m4 ; r0 = A - C + pmulhw m5, C(2) ; r5 = c2*i6 - i6 + paddw m2, m1 ; r2 = c2*i2 + pmulhw m1, C(6) ; r1 = c6*i2 + paddsw m4, m4 ; r4 = C + C + paddsw m4, m0 ; r4 = C. = A + C + psubsw m3, m6 ; r3 = B - D + paddw m5, m7 ; r5 = c2*i6 + paddsw m6, m6 ; r6 = D + D + pmulhw m7, C(6) ; r7 = c6*i6 + paddsw m6, m3 ; r6 = D. = B + D + movq I(1), m4 ; save C. at I(1) + psubsw m1, m5 ; r1 = H = c6*i2 - c2*i6 + movq m4, C(4) + movq m5, m3 ; r5 = B - D + pmulhw m3, m4 ; r3 = (c4 - 1) * (B - D) + paddsw m7, m2 ; r3 = (c4 - 1) * (B - D) + movq I(2), m6 ; save D. at I(2) + movq m2, m0 ; r2 = A - C + movq m6, I(0) + pmulhw m0, m4 ; r0 = (c4 - 1) * (A - C) + paddw m5, m3 ; r5 = B. = c4 * (B - D) + movq m3, J(4) + psubsw m5, m1 ; r5 = B.. = B. - H + paddw m2, m0 ; r0 = A. = c4 * (A - C) + psubsw m6, m3 ; r6 = i0 - i4 + movq m0, m6 + pmulhw m6, m4 ; r6 = (c4 - 1) * (i0 - i4) + paddsw m3, m3 ; r3 = i4 + i4 + paddsw m1, m1 ; r1 = H + H + paddsw m3, m0 ; r3 = i0 + i4 + paddsw m1, m5 ; r1 = H. = B + H + pmulhw m4, m3 ; r4 = (c4 - 1) * (i0 + i4) + paddsw m6, m0 ; r6 = F = c4 * (i0 - i4) + psubsw m6, m2 ; r6 = F. = F - A. + paddsw m2, m2 ; r2 = A. + A. + movq m0, I(1) ; r0 = C. + paddsw m2, m6 ; r2 = A.. = F + A. + paddw m4, m3 ; r4 = E = c4 * (i0 + i4) + psubsw m2, m1 ; r2 = R2 = A.. - H. +%endmacro + +; RowIDCT gets ready to transpose +%macro RowIDCT 0 + BeginIDCT + movq m3, I(2) ; r3 = D. + psubsw m4, m7 ; r4 = E. = E - G + paddsw m1, m1 ; r1 = H. + H. + paddsw m7, m7 ; r7 = G + G + paddsw m1, m2 ; r1 = R1 = A.. + H. + paddsw m7, m4 ; r1 = R1 = A.. + H. + psubsw m4, m3 ; r4 = R4 = E. - D. + paddsw m3, m3 + psubsw m6, m5 ; r6 = R6 = F. - B.. + paddsw m5, m5 + paddsw m3, m4 ; r3 = R3 = E. + D. + paddsw m5, m6 ; r5 = R5 = F. + B.. + psubsw m7, m0 ; r7 = R7 = G. - C. + paddsw m0, m0 + movq I(1), m1 ; save R1 + paddsw m0, m7 ; r0 = R0 = G. + C. +%endmacro + +; Column IDCT normalizes and stores final results +%macro ColumnIDCT 0 + BeginIDCT + paddsw m2, OC_8 ; adjust R2 (and R1) for shift + paddsw m1, m1 ; r1 = H. + H. + paddsw m1, m2 ; r1 = R1 = A.. + H. + psraw m2, 4 ; r2 = NR2 + psubsw m4, m7 ; r4 = E. = E - G + psraw m1, 4 ; r1 = NR2 + movq m3, I(2) ; r3 = D. + paddsw m7, m7 ; r7 = G + G + movq I(2), m2 ; store NR2 at I2 + paddsw m7, m4 ; r7 = G. = E + G + movq I(1), m1 ; store NR1 at I1 + psubsw m4, m3 ; r4 = R4 = E. - D. + paddsw m4, OC_8 ; adjust R4 (and R3) for shift + paddsw m3, m3 ; r3 = D. + D. + paddsw m3, m4 ; r3 = R3 = E. + D. + psraw m4, 4 ; r4 = NR4 + psubsw m6, m5 ; r6 = R6 = F. - B.. + psraw m3, 4 ; r3 = NR3 + paddsw m6, OC_8 ; adjust R6 (and R5) for shift + paddsw m5, m5 ; r5 = B.. + B.. + paddsw m5, m6 ; r5 = R5 = F. + B.. + psraw m6, 4 ; r6 = NR6 + movq J(4), m4 ; store NR4 at J4 + psraw m5, 4 ; r5 = NR5 + movq I(3), m3 ; store NR3 at I3 + psubsw m7, m0 ; r7 = R7 = G. - C. + paddsw m7, OC_8 ; adjust R7 (and R0) for shift + paddsw m0, m0 ; r0 = C. + C. + paddsw m0, m7 ; r0 = R0 = G. + C. + psraw m7, 4 ; r7 = NR7 + movq J(6), m6 ; store NR6 at J6 + psraw m0, 4 ; r0 = NR0 + movq J(5), m5 ; store NR5 at J5 + movq J(7), m7 ; store NR7 at J7 + movq I(0), m0 ; store NR0 at I0 +%endmacro + +; Following macro does two 4x4 transposes in place. +; +; At entry (we assume): +; +; r0 = a3 a2 a1 a0 +; I(1) = b3 b2 b1 b0 +; r2 = c3 c2 c1 c0 +; r3 = d3 d2 d1 d0 +; +; r4 = e3 e2 e1 e0 +; r5 = f3 f2 f1 f0 +; r6 = g3 g2 g1 g0 +; r7 = h3 h2 h1 h0 +; +; At exit, we have: +; +; I(0) = d0 c0 b0 a0 +; I(1) = d1 c1 b1 a1 +; I(2) = d2 c2 b2 a2 +; I(3) = d3 c3 b3 a3 +; +; J(4) = h0 g0 f0 e0 +; J(5) = h1 g1 f1 e1 +; J(6) = h2 g2 f2 e2 +; J(7) = h3 g3 f3 e3 +; +; I(0) I(1) I(2) I(3) is the transpose of r0 I(1) r2 r3. +; J(4) J(5) J(6) J(7) is the transpose of r4 r5 r6 r7. +; +; Since r1 is free at entry, we calculate the Js first. +%macro Transpose 0 + movq m1, m4 ; r1 = e3 e2 e1 e0 + punpcklwd m4, m5 ; r4 = f1 e1 f0 e0 + movq I(0), m0 ; save a3 a2 a1 a0 + punpckhwd m1, m5 ; r1 = f3 e3 f2 e2 + movq m0, m6 ; r0 = g3 g2 g1 g0 + punpcklwd m6, m7 ; r6 = h1 g1 h0 g0 + movq m5, m4 ; r5 = f1 e1 f0 e0 + punpckldq m4, m6 ; r4 = h0 g0 f0 e0 = R4 + punpckhdq m5, m6 ; r5 = h1 g1 f1 e1 = R5 + movq m6, m1 ; r6 = f3 e3 f2 e2 + movq J(4), m4 + punpckhwd m0, m7 ; r0 = h3 g3 h2 g2 + movq J(5), m5 + punpckhdq m6, m0 ; r6 = h3 g3 f3 e3 = R7 + movq m4, I(0) ; r4 = a3 a2 a1 a0 + punpckldq m1, m0 ; r1 = h2 g2 f2 e2 = R6 + movq m5, I(1) ; r5 = b3 b2 b1 b0 + movq m0, m4 ; r0 = a3 a2 a1 a0 + movq J(7), m6 + punpcklwd m0, m5 ; r0 = b1 a1 b0 a0 + movq J(6), m1 + punpckhwd m4, m5 ; r4 = b3 a3 b2 a2 + movq m5, m2 ; r5 = c3 c2 c1 c0 + punpcklwd m2, m3 ; r2 = d1 c1 d0 c0 + movq m1, m0 ; r1 = b1 a1 b0 a0 + punpckldq m0, m2 ; r0 = d0 c0 b0 a0 = R0 + punpckhdq m1, m2 ; r1 = d1 c1 b1 a1 = R1 + movq m2, m4 ; r2 = b3 a3 b2 a2 + movq I(0), m0 + punpckhwd m5, m3 ; r5 = d3 c3 d2 c2 + movq I(1), m1 + punpckhdq m4, m5 ; r4 = d3 c3 b3 a3 = R3 + punpckldq m2, m5 ; r2 = d2 c2 b2 a2 = R2 + movq I(3), m4 + movq I(2), m2 +%endmacro + +%macro VP3_IDCT_mmx 1 + ; eax = quantized input + ; ebx = dequantizer matrix + ; ecx = IDCT constants + ; M(I) = ecx + MaskOffset(0) + I * 8 + ; C(I) = ecx + CosineOffset(32) + (I-1) * 8 + ; edx = output + ; r0..r7 = mm0..mm7 +%define OC_8 [pw_8] +%define C(x) [vp3_idct_data+16*(x-1)] + + ; at this point, function has completed dequantization + dezigzag + + ; partial transposition; now do the idct itself +%define I(x) [%1+16* x ] +%define J(x) [%1+16*(x-4)+8] + RowIDCT + Transpose + +%define I(x) [%1+16* x +64] +%define J(x) [%1+16*(x-4)+72] + RowIDCT + Transpose + +%define I(x) [%1+16*x] +%define J(x) [%1+16*x] + ColumnIDCT + +%define I(x) [%1+16*x+8] +%define J(x) [%1+16*x+8] + ColumnIDCT +%endmacro + +%macro VP3_1D_IDCT_SSE2 0 + movdqa m2, I(3) ; xmm2 = i3 + movdqa m6, C(3) ; xmm6 = c3 + movdqa m4, m2 ; xmm4 = i3 + movdqa m7, I(5) ; xmm7 = i5 + pmulhw m4, m6 ; xmm4 = c3 * i3 - i3 + movdqa m1, C(5) ; xmm1 = c5 + pmulhw m6, m7 ; xmm6 = c3 * i5 - i5 + movdqa m5, m1 ; xmm5 = c5 + pmulhw m1, m2 ; xmm1 = c5 * i3 - i3 + movdqa m3, I(1) ; xmm3 = i1 + pmulhw m5, m7 ; xmm5 = c5 * i5 - i5 + movdqa m0, C(1) ; xmm0 = c1 + paddw m4, m2 ; xmm4 = c3 * i3 + paddw m6, m7 ; xmm6 = c3 * i5 + paddw m2, m1 ; xmm2 = c5 * i3 + movdqa m1, I(7) ; xmm1 = i7 + paddw m7, m5 ; xmm7 = c5 * i5 + movdqa m5, m0 ; xmm5 = c1 + pmulhw m0, m3 ; xmm0 = c1 * i1 - i1 + paddsw m4, m7 ; xmm4 = c3 * i3 + c5 * i5 = C + pmulhw m5, m1 ; xmm5 = c1 * i7 - i7 + movdqa m7, C(7) ; xmm7 = c7 + psubsw m6, m2 ; xmm6 = c3 * i5 - c5 * i3 = D + paddw m0, m3 ; xmm0 = c1 * i1 + pmulhw m3, m7 ; xmm3 = c7 * i1 + movdqa m2, I(2) ; xmm2 = i2 + pmulhw m7, m1 ; xmm7 = c7 * i7 + paddw m5, m1 ; xmm5 = c1 * i7 + movdqa m1, m2 ; xmm1 = i2 + pmulhw m2, C(2) ; xmm2 = i2 * c2 -i2 + psubsw m3, m5 ; xmm3 = c7 * i1 - c1 * i7 = B + movdqa m5, I(6) ; xmm5 = i6 + paddsw m0, m7 ; xmm0 = c1 * i1 + c7 * i7 = A + movdqa m7, m5 ; xmm7 = i6 + psubsw m0, m4 ; xmm0 = A - C + pmulhw m5, C(2) ; xmm5 = c2 * i6 - i6 + paddw m2, m1 ; xmm2 = i2 * c2 + pmulhw m1, C(6) ; xmm1 = c6 * i2 + paddsw m4, m4 ; xmm4 = C + C + paddsw m4, m0 ; xmm4 = A + C = C. + psubsw m3, m6 ; xmm3 = B - D + paddw m5, m7 ; xmm5 = c2 * i6 + paddsw m6, m6 ; xmm6 = D + D + pmulhw m7, C(6) ; xmm7 = c6 * i6 + paddsw m6, m3 ; xmm6 = B + D = D. + movdqa I(1), m4 ; Save C. at I(1) + psubsw m1, m5 ; xmm1 = c6 * i2 - c2 * i6 = H + movdqa m4, C(4) ; xmm4 = C4 + movdqa m5, m3 ; xmm5 = B - D + pmulhw m3, m4 ; xmm3 = ( c4 -1 ) * ( B - D ) + paddsw m7, m2 ; xmm7 = c2 * i2 + c6 * i6 = G + movdqa I(2), m6 ; save D. at I(2) + movdqa m2, m0 ; xmm2 = A - C + movdqa m6, I(0) ; xmm6 = i0 + pmulhw m0, m4 ; xmm0 = ( c4 - 1 ) * ( A - C ) = A. + paddw m5, m3 ; xmm5 = c4 * ( B - D ) = B. + movdqa m3, I(4) ; xmm3 = i4 + psubsw m5, m1 ; xmm5 = B. - H = B.. + paddw m2, m0 ; xmm2 = c4 * ( A - C) = A. + psubsw m6, m3 ; xmm6 = i0 - i4 + movdqa m0, m6 ; xmm0 = i0 - i4 + pmulhw m6, m4 ; xmm6 = (c4 - 1) * (i0 - i4) = F + paddsw m3, m3 ; xmm3 = i4 + i4 + paddsw m1, m1 ; xmm1 = H + H + paddsw m3, m0 ; xmm3 = i0 + i4 + paddsw m1, m5 ; xmm1 = B. + H = H. + pmulhw m4, m3 ; xmm4 = ( c4 - 1 ) * ( i0 + i4 ) + paddw m6, m0 ; xmm6 = c4 * ( i0 - i4 ) + psubsw m6, m2 ; xmm6 = F - A. = F. + paddsw m2, m2 ; xmm2 = A. + A. + movdqa m0, I(1) ; Load C. from I(1) + paddsw m2, m6 ; xmm2 = F + A. = A.. + paddw m4, m3 ; xmm4 = c4 * ( i0 + i4 ) = 3 + psubsw m2, m1 ; xmm2 = A.. - H. = R2 + ADD(m2) ; Adjust R2 and R1 before shifting + paddsw m1, m1 ; xmm1 = H. + H. + paddsw m1, m2 ; xmm1 = A.. + H. = R1 + SHIFT(m2) ; xmm2 = op2 + psubsw m4, m7 ; xmm4 = E - G = E. + SHIFT(m1) ; xmm1 = op1 + movdqa m3, I(2) ; Load D. from I(2) + paddsw m7, m7 ; xmm7 = G + G + paddsw m7, m4 ; xmm7 = E + G = G. + psubsw m4, m3 ; xmm4 = E. - D. = R4 + ADD(m4) ; Adjust R4 and R3 before shifting + paddsw m3, m3 ; xmm3 = D. + D. + paddsw m3, m4 ; xmm3 = E. + D. = R3 + SHIFT(m4) ; xmm4 = op4 + psubsw m6, m5 ; xmm6 = F. - B..= R6 + SHIFT(m3) ; xmm3 = op3 + ADD(m6) ; Adjust R6 and R5 before shifting + paddsw m5, m5 ; xmm5 = B.. + B.. + paddsw m5, m6 ; xmm5 = F. + B.. = R5 + SHIFT(m6) ; xmm6 = op6 + SHIFT(m5) ; xmm5 = op5 + psubsw m7, m0 ; xmm7 = G. - C. = R7 + ADD(m7) ; Adjust R7 and R0 before shifting + paddsw m0, m0 ; xmm0 = C. + C. + paddsw m0, m7 ; xmm0 = G. + C. + SHIFT(m7) ; xmm7 = op7 + SHIFT(m0) ; xmm0 = op0 +%endmacro + +%macro PUT_BLOCK 8 + movdqa O(0), m%1 + movdqa O(1), m%2 + movdqa O(2), m%3 + movdqa O(3), m%4 + movdqa O(4), m%5 + movdqa O(5), m%6 + movdqa O(6), m%7 + movdqa O(7), m%8 +%endmacro + +%macro VP3_IDCT_sse2 1 +%define I(x) [%1+16*x] +%define O(x) [%1+16*x] +%define C(x) [vp3_idct_data+16*(x-1)] +%define SHIFT(x) +%define ADD(x) + VP3_1D_IDCT_SSE2 +%ifdef ARCH_X86_64 + TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, 8 +%else + TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, [%1], [%1+16] +%endif + PUT_BLOCK 0, 1, 2, 3, 4, 5, 6, 7 + +%define SHIFT(x) psraw x, 4 +%define ADD(x) paddsw x, [pw_8] + VP3_1D_IDCT_SSE2 + PUT_BLOCK 0, 1, 2, 3, 4, 5, 6, 7 +%endmacro + +%macro vp3_idct_funcs 3 +cglobal vp3_idct_%1, 1, 1, %2 + VP3_IDCT_%1 r0 + RET + +cglobal vp3_idct_put_%1, 3, %3, %2 + VP3_IDCT_%1 r2 +%ifdef ARCH_X86_64 + mov r3, r2 + mov r2, r1 + mov r1, r0 + mov r0, r3 +%else + mov r0m, r2 + mov r1m, r0 + mov r2m, r1 +%endif +%ifdef WIN64 + call put_signed_pixels_clamped_mmx + RET +%else + jmp put_signed_pixels_clamped_mmx +%endif + +cglobal vp3_idct_add_%1, 3, %3, %2 + VP3_IDCT_%1 r2 +%ifdef ARCH_X86_64 + mov r3, r2 + mov r2, r1 + mov r1, r0 + mov r0, r3 +%else + mov r0m, r2 + mov r1m, r0 + mov r2m, r1 +%endif +%ifdef WIN64 + call add_pixels_clamped_mmx + RET +%else + jmp add_pixels_clamped_mmx +%endif +%endmacro + +%ifdef ARCH_X86_64 +%define REGS 4 +%else +%define REGS 3 +%endif +INIT_MMX +vp3_idct_funcs mmx, 0, REGS +INIT_XMM +vp3_idct_funcs sse2, 9, REGS +%undef REGS + +%macro DC_ADD 0 + movq m2, [r0 ] + movq m3, [r0+r1 ] + paddusb m2, m0 + movq m4, [r0+r1*2] + paddusb m3, m0 + movq m5, [r0+r3 ] + paddusb m4, m0 + paddusb m5, m0 + psubusb m2, m1 + psubusb m3, m1 + movq [r0 ], m2 + psubusb m4, m1 + movq [r0+r1 ], m3 + psubusb m5, m1 + movq [r0+r1*2], m4 + movq [r0+r3 ], m5 +%endmacro + +INIT_MMX +cglobal vp3_idct_dc_add_mmx2, 3, 4 +%ifdef ARCH_X86_64 + movsxd r1, r1d +%endif + lea r3, [r1*3] + movsx r2, word [r2] + add r2, 15 + sar r2, 5 + movd m0, r2 + pshufw m0, m0, 0x0 + pxor m1, m1 + psubw m1, m0 + packuswb m0, m0 + packuswb m1, m1 + DC_ADD + lea r0, [r0+r1*4] + DC_ADD + RET -- cgit v1.2.3