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| -rw-r--r-- | vp9/common/x86/vp9_idctllm_mmx.asm | 241 |
1 files changed, 0 insertions, 241 deletions
diff --git a/vp9/common/x86/vp9_idctllm_mmx.asm b/vp9/common/x86/vp9_idctllm_mmx.asm deleted file mode 100644 index 15e81addb..000000000 --- a/vp9/common/x86/vp9_idctllm_mmx.asm +++ /dev/null @@ -1,241 +0,0 @@ -; -; Copyright (c) 2012 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_RODATA -align 16 -x_s1sqr2: times 4 dw 0x8A8C -align 16 -x_c1sqr2less1: times 4 dw 0x4E7B -align 16 -pw_16: times 4 dw 16 - -SECTION .text - - -; /**************************************************************************** -; * Notes: -; * -; * This implementation makes use of 16 bit fixed point version of two multiply -; * constants: -; * 1. sqrt(2) * cos (pi/8) -; * 2. sqrt(2) * sin (pi/8) -; * Because the first constant is bigger than 1, to maintain the same 16 bit -; * fixed point precision as the second one, we use a trick of -; * x * a = x + x*(a-1) -; * so -; * x * sqrt(2) * cos (pi/8) = x + x * (sqrt(2) *cos(pi/8)-1). -; * -; * For the second constant, because of the 16bit version is 35468, which -; * is bigger than 32768, in signed 16 bit multiply, it becomes a negative -; * number. -; * (x * (unsigned)35468 >> 16) = x * (signed)35468 >> 16 + x -; * -; **************************************************************************/ - -INIT_MMX - -;void short_idct4x4llm_mmx(short *input, short *output, int pitch) -cglobal short_idct4x4llm_mmx, 3,3,0, inp, out, pit - mova m0, [inpq +0] - mova m1, [inpq +8] - - mova m2, [inpq+16] - mova m3, [inpq+24] - - psubw m0, m2 ; b1= 0-2 - paddw m2, m2 ; - - mova m5, m1 - paddw m2, m0 ; a1 =0+2 - - pmulhw m5, [x_s1sqr2] ; - paddw m5, m1 ; ip1 * sin(pi/8) * sqrt(2) - - mova m7, m3 ; - pmulhw m7, [x_c1sqr2less1] ; - - paddw m7, m3 ; ip3 * cos(pi/8) * sqrt(2) - psubw m7, m5 ; c1 - - mova m5, m1 - mova m4, m3 - - pmulhw m5, [x_c1sqr2less1] - paddw m5, m1 - - pmulhw m3, [x_s1sqr2] - paddw m3, m4 - - paddw m3, m5 ; d1 - mova m6, m2 ; a1 - - mova m4, m0 ; b1 - paddw m2, m3 ;0 - - paddw m4, m7 ;1 - psubw m0, m7 ;2 - - psubw m6, m3 ;3 - - mova m1, m2 ; 03 02 01 00 - mova m3, m4 ; 23 22 21 20 - - punpcklwd m1, m0 ; 11 01 10 00 - punpckhwd m2, m0 ; 13 03 12 02 - - punpcklwd m3, m6 ; 31 21 30 20 - punpckhwd m4, m6 ; 33 23 32 22 - - mova m0, m1 ; 11 01 10 00 - mova m5, m2 ; 13 03 12 02 - - punpckldq m0, m3 ; 30 20 10 00 - punpckhdq m1, m3 ; 31 21 11 01 - - punpckldq m2, m4 ; 32 22 12 02 - punpckhdq m5, m4 ; 33 23 13 03 - - mova m3, m5 ; 33 23 13 03 - - psubw m0, m2 ; b1= 0-2 - paddw m2, m2 ; - - mova m5, m1 - paddw m2, m0 ; a1 =0+2 - - pmulhw m5, [x_s1sqr2] ; - paddw m5, m1 ; ip1 * sin(pi/8) * sqrt(2) - - mova m7, m3 ; - pmulhw m7, [x_c1sqr2less1] ; - - paddw m7, m3 ; ip3 * cos(pi/8) * sqrt(2) - psubw m7, m5 ; c1 - - mova m5, m1 - mova m4, m3 - - pmulhw m5, [x_c1sqr2less1] - paddw m5, m1 - - pmulhw m3, [x_s1sqr2] - paddw m3, m4 - - paddw m3, m5 ; d1 - paddw m0, [pw_16] - - paddw m2, [pw_16] - mova m6, m2 ; a1 - - mova m4, m0 ; b1 - paddw m2, m3 ;0 - - paddw m4, m7 ;1 - psubw m0, m7 ;2 - - psubw m6, m3 ;3 - psraw m2, 5 - - psraw m0, 5 - psraw m4, 5 - - psraw m6, 5 - - mova m1, m2 ; 03 02 01 00 - mova m3, m4 ; 23 22 21 20 - - punpcklwd m1, m0 ; 11 01 10 00 - punpckhwd m2, m0 ; 13 03 12 02 - - punpcklwd m3, m6 ; 31 21 30 20 - punpckhwd m4, m6 ; 33 23 32 22 - - mova m0, m1 ; 11 01 10 00 - mova m5, m2 ; 13 03 12 02 - - punpckldq m0, m3 ; 30 20 10 00 - punpckhdq m1, m3 ; 31 21 11 01 - - punpckldq m2, m4 ; 32 22 12 02 - punpckhdq m5, m4 ; 33 23 13 03 - - mova [outq], m0 - - mova [outq+r2], m1 - mova [outq+pitq*2], m2 - - add outq, pitq - mova [outq+pitq*2], m5 - RET - -;void short_idct4x4llm_1_mmx(short *input, short *output, int pitch) -cglobal short_idct4x4llm_1_mmx,3,3,0,inp,out,pit - movh m0, [inpq] - paddw m0, [pw_16] - psraw m0, 5 - punpcklwd m0, m0 - punpckldq m0, m0 - - mova [outq], m0 - mova [outq+pitq], m0 - - mova [outq+pitq*2], m0 - add r1, r2 - - mova [outq+pitq*2], m0 - RET - - -;void dc_only_idct_add_mmx(short input_dc, unsigned char *pred_ptr, unsigned char *dst_ptr, int pitch, int stride) -cglobal dc_only_idct_add_mmx, 4,5,0,in_dc,pred,dst,pit,stride -%if ARCH_X86_64 - movsxd strideq, dword stridem -%else - mov strideq, stridem -%endif - pxor m0, m0 - - movh m5, in_dcq ; dc - paddw m5, [pw_16] - - psraw m5, 5 - - punpcklwd m5, m5 - punpckldq m5, m5 - - movh m1, [predq] - punpcklbw m1, m0 - paddsw m1, m5 - packuswb m1, m0 ; pack and unpack to saturate - movh [dstq], m1 - - movh m2, [predq+pitq] - punpcklbw m2, m0 - paddsw m2, m5 - packuswb m2, m0 ; pack and unpack to saturate - movh [dstq+strideq], m2 - - movh m3, [predq+2*pitq] - punpcklbw m3, m0 - paddsw m3, m5 - packuswb m3, m0 ; pack and unpack to saturate - movh [dstq+2*strideq], m3 - - add dstq, strideq - add predq, pitq - movh m4, [predq+2*pitq] - punpcklbw m4, m0 - paddsw m4, m5 - packuswb m4, m0 ; pack and unpack to saturate - movh [dstq+2*strideq], m4 - RET - |