0f7e4665ae
Add PRIVATE macro for adding private_extern directive for yasm to hide global symbols. This is only enabled if -DCHROMIUM is used with YASM. Also fixed a small problem with rtcd_defs.sh to guard TEMPORAL_DENOISING. Change-Id: I9027fce3ebddcf20078293e4b86b396f21da7857
224 lines
5.8 KiB
NASM
224 lines
5.8 KiB
NASM
;
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; Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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;
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; Use of this source code is governed by a BSD-style license
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; that can be found in the LICENSE file in the root of the source
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; tree. An additional intellectual property rights grant can be found
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; in the file PATENTS. All contributing project authors may
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; be found in the AUTHORS file in the root of the source tree.
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;
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%include "vpx_ports/x86_abi_support.asm"
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;void vp8_subtract_b_mmx_impl(unsigned char *z, int src_stride,
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; short *diff, unsigned char *Predictor,
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; int pitch);
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global sym(vp8_subtract_b_mmx_impl) PRIVATE
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sym(vp8_subtract_b_mmx_impl):
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push rbp
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mov rbp, rsp
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SHADOW_ARGS_TO_STACK 5
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push rsi
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push rdi
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; end prolog
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mov rdi, arg(2) ;diff
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mov rax, arg(3) ;Predictor
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mov rsi, arg(0) ;z
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movsxd rdx, dword ptr arg(1);src_stride;
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movsxd rcx, dword ptr arg(4);pitch
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pxor mm7, mm7
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movd mm0, [rsi]
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movd mm1, [rax]
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punpcklbw mm0, mm7
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punpcklbw mm1, mm7
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psubw mm0, mm1
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movq [rdi], mm0
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movd mm0, [rsi+rdx]
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movd mm1, [rax+rcx]
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punpcklbw mm0, mm7
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punpcklbw mm1, mm7
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psubw mm0, mm1
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movq [rdi+rcx*2],mm0
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movd mm0, [rsi+rdx*2]
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movd mm1, [rax+rcx*2]
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punpcklbw mm0, mm7
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punpcklbw mm1, mm7
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psubw mm0, mm1
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movq [rdi+rcx*4], mm0
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lea rsi, [rsi+rdx*2]
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lea rcx, [rcx+rcx*2]
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movd mm0, [rsi+rdx]
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movd mm1, [rax+rcx]
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punpcklbw mm0, mm7
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punpcklbw mm1, mm7
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psubw mm0, mm1
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movq [rdi+rcx*2], mm0
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; begin epilog
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pop rdi
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pop rsi
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UNSHADOW_ARGS
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pop rbp
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ret
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;void vp8_subtract_mby_mmx(short *diff, unsigned char *src, int src_stride,
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;unsigned char *pred, int pred_stride)
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global sym(vp8_subtract_mby_mmx) PRIVATE
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sym(vp8_subtract_mby_mmx):
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push rbp
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mov rbp, rsp
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SHADOW_ARGS_TO_STACK 5
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push rsi
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push rdi
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; end prolog
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mov rdi, arg(0) ;diff
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mov rsi, arg(1) ;src
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movsxd rdx, dword ptr arg(2);src_stride
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mov rax, arg(3) ;pred
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push rbx
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movsxd rbx, dword ptr arg(4);pred_stride
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pxor mm0, mm0
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mov rcx, 16
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.submby_loop:
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movq mm1, [rsi]
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movq mm3, [rax]
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movq mm2, mm1
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movq mm4, mm3
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punpcklbw mm1, mm0
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punpcklbw mm3, mm0
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punpckhbw mm2, mm0
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punpckhbw mm4, mm0
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psubw mm1, mm3
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psubw mm2, mm4
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movq [rdi], mm1
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movq [rdi+8], mm2
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movq mm1, [rsi+8]
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movq mm3, [rax+8]
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movq mm2, mm1
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movq mm4, mm3
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punpcklbw mm1, mm0
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punpcklbw mm3, mm0
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punpckhbw mm2, mm0
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punpckhbw mm4, mm0
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psubw mm1, mm3
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psubw mm2, mm4
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movq [rdi+16], mm1
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movq [rdi+24], mm2
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add rdi, 32
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lea rax, [rax+rbx]
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lea rsi, [rsi+rdx]
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dec rcx
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jnz .submby_loop
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pop rbx
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pop rdi
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pop rsi
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; begin epilog
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UNSHADOW_ARGS
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pop rbp
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ret
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;vp8_subtract_mbuv_mmx(short *diff, unsigned char *usrc, unsigned char *vsrc,
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; int src_stride, unsigned char *upred,
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; unsigned char *vpred, int pred_stride)
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global sym(vp8_subtract_mbuv_mmx) PRIVATE
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sym(vp8_subtract_mbuv_mmx):
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push rbp
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mov rbp, rsp
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SHADOW_ARGS_TO_STACK 7
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push rsi
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push rdi
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; end prolog
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mov rdi, arg(0) ;diff
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mov rsi, arg(1) ;usrc
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movsxd rdx, dword ptr arg(3);src_stride;
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mov rax, arg(4) ;upred
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add rdi, 256*2 ;diff = diff + 256 (shorts)
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mov rcx, 8
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push rbx
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movsxd rbx, dword ptr arg(6);pred_stride
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pxor mm7, mm7
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.submbu_loop:
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movq mm0, [rsi]
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movq mm1, [rax]
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movq mm3, mm0
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movq mm4, mm1
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punpcklbw mm0, mm7
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punpcklbw mm1, mm7
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punpckhbw mm3, mm7
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punpckhbw mm4, mm7
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psubw mm0, mm1
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psubw mm3, mm4
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movq [rdi], mm0
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movq [rdi+8], mm3
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add rdi, 16
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add rsi, rdx
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add rax, rbx
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dec rcx
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jnz .submbu_loop
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mov rsi, arg(2) ;vsrc
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mov rax, arg(5) ;vpred
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mov rcx, 8
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.submbv_loop:
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movq mm0, [rsi]
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movq mm1, [rax]
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movq mm3, mm0
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movq mm4, mm1
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punpcklbw mm0, mm7
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punpcklbw mm1, mm7
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punpckhbw mm3, mm7
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punpckhbw mm4, mm7
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psubw mm0, mm1
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psubw mm3, mm4
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movq [rdi], mm0
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movq [rdi+8], mm3
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add rdi, 16
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add rsi, rdx
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add rax, rbx
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dec rcx
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jnz .submbv_loop
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pop rbx
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; begin epilog
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pop rdi
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pop rsi
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UNSHADOW_ARGS
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pop rbp
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ret
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