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Unified Diff: source/libvpx/vp9/common/x86/vp9_recon_mmx.asm

Issue 11555023: libvpx: Add VP9 decoder. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/libvpx/
Patch Set: Created 8 years ago
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Index: source/libvpx/vp9/common/x86/vp9_recon_mmx.asm
===================================================================
--- source/libvpx/vp9/common/x86/vp9_recon_mmx.asm (revision 0)
+++ source/libvpx/vp9/common/x86/vp9_recon_mmx.asm (revision 0)
@@ -0,0 +1,321 @@
+;
+; Copyright (c) 2010 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 "vpx_ports/x86_abi_support.asm"
+;void vp9_recon_b_mmx(unsigned char *s, short *q, unsigned char *d, int stride)
+global sym(vp9_recon_b_mmx)
+sym(vp9_recon_b_mmx):
+ push rbp
+ mov rbp, rsp
+ SHADOW_ARGS_TO_STACK 4
+ push rsi
+ push rdi
+ ; end prolog
+
+ mov rsi, arg(0) ;s
+ mov rdi, arg(2) ;d
+ mov rdx, arg(1) ;q
+ movsxd rax, dword ptr arg(3) ;stride
+ pxor mm0, mm0
+
+ movd mm1, [rsi]
+ punpcklbw mm1, mm0
+ paddsw mm1, [rdx]
+ packuswb mm1, mm0 ; pack and unpack to saturate
+ movd [rdi], mm1
+
+ movd mm2, [rsi+16]
+ punpcklbw mm2, mm0
+ paddsw mm2, [rdx+32]
+ packuswb mm2, mm0 ; pack and unpack to saturate
+ movd [rdi+rax], mm2
+
+ movd mm3, [rsi+32]
+ punpcklbw mm3, mm0
+ paddsw mm3, [rdx+64]
+ packuswb mm3, mm0 ; pack and unpack to saturate
+ movd [rdi+2*rax], mm3
+
+ add rdi, rax
+ movd mm4, [rsi+48]
+ punpcklbw mm4, mm0
+ paddsw mm4, [rdx+96]
+ packuswb mm4, mm0 ; pack and unpack to saturate
+ movd [rdi+2*rax], mm4
+
+ ; begin epilog
+ pop rdi
+ pop rsi
+ UNSHADOW_ARGS
+ pop rbp
+ ret
+
+
+;void copy_mem8x8_mmx(
+; unsigned char *src,
+; int src_stride,
+; unsigned char *dst,
+; int dst_stride
+; )
+global sym(vp9_copy_mem8x8_mmx)
+sym(vp9_copy_mem8x8_mmx):
+ push rbp
+ mov rbp, rsp
+ SHADOW_ARGS_TO_STACK 4
+ push rsi
+ push rdi
+ ; end prolog
+
+ mov rsi, arg(0) ;src;
+ movq mm0, [rsi]
+
+ movsxd rax, dword ptr arg(1) ;src_stride;
+ mov rdi, arg(2) ;dst;
+
+ movq mm1, [rsi+rax]
+ movq mm2, [rsi+rax*2]
+
+ movsxd rcx, dword ptr arg(3) ;dst_stride
+ lea rsi, [rsi+rax*2]
+
+ movq [rdi], mm0
+ add rsi, rax
+
+ movq [rdi+rcx], mm1
+ movq [rdi+rcx*2], mm2
+
+
+ lea rdi, [rdi+rcx*2]
+ movq mm3, [rsi]
+
+ add rdi, rcx
+ movq mm4, [rsi+rax]
+
+ movq mm5, [rsi+rax*2]
+ movq [rdi], mm3
+
+ lea rsi, [rsi+rax*2]
+ movq [rdi+rcx], mm4
+
+ movq [rdi+rcx*2], mm5
+ lea rdi, [rdi+rcx*2]
+
+ movq mm0, [rsi+rax]
+ movq mm1, [rsi+rax*2]
+
+ movq [rdi+rcx], mm0
+ movq [rdi+rcx*2],mm1
+
+ ; begin epilog
+ pop rdi
+ pop rsi
+ UNSHADOW_ARGS
+ pop rbp
+ ret
+
+
+;void copy_mem8x4_mmx(
+; unsigned char *src,
+; int src_stride,
+; unsigned char *dst,
+; int dst_stride
+; )
+global sym(vp9_copy_mem8x4_mmx)
+sym(vp9_copy_mem8x4_mmx):
+ push rbp
+ mov rbp, rsp
+ SHADOW_ARGS_TO_STACK 4
+ push rsi
+ push rdi
+ ; end prolog
+
+ mov rsi, arg(0) ;src;
+ movq mm0, [rsi]
+
+ movsxd rax, dword ptr arg(1) ;src_stride;
+ mov rdi, arg(2) ;dst;
+
+ movq mm1, [rsi+rax]
+ movq mm2, [rsi+rax*2]
+
+ movsxd rcx, dword ptr arg(3) ;dst_stride
+ lea rsi, [rsi+rax*2]
+
+ movq [rdi], mm0
+ movq [rdi+rcx], mm1
+
+ movq [rdi+rcx*2], mm2
+ lea rdi, [rdi+rcx*2]
+
+ movq mm3, [rsi+rax]
+ movq [rdi+rcx], mm3
+
+ ; begin epilog
+ pop rdi
+ pop rsi
+ UNSHADOW_ARGS
+ pop rbp
+ ret
+
+
+;void copy_mem16x16_mmx(
+; unsigned char *src,
+; int src_stride,
+; unsigned char *dst,
+; int dst_stride
+; )
+global sym(vp9_copy_mem16x16_mmx)
+sym(vp9_copy_mem16x16_mmx):
+ push rbp
+ mov rbp, rsp
+ SHADOW_ARGS_TO_STACK 4
+ push rsi
+ push rdi
+ ; end prolog
+
+ mov rsi, arg(0) ;src;
+ movsxd rax, dword ptr arg(1) ;src_stride;
+
+ mov rdi, arg(2) ;dst;
+ movsxd rcx, dword ptr arg(3) ;dst_stride
+
+ movq mm0, [rsi]
+ movq mm3, [rsi+8];
+
+ movq mm1, [rsi+rax]
+ movq mm4, [rsi+rax+8]
+
+ movq mm2, [rsi+rax*2]
+ movq mm5, [rsi+rax*2+8]
+
+ lea rsi, [rsi+rax*2]
+ add rsi, rax
+
+ movq [rdi], mm0
+ movq [rdi+8], mm3
+
+ movq [rdi+rcx], mm1
+ movq [rdi+rcx+8], mm4
+
+ movq [rdi+rcx*2], mm2
+ movq [rdi+rcx*2+8], mm5
+
+ lea rdi, [rdi+rcx*2]
+ add rdi, rcx
+
+ movq mm0, [rsi]
+ movq mm3, [rsi+8];
+
+ movq mm1, [rsi+rax]
+ movq mm4, [rsi+rax+8]
+
+ movq mm2, [rsi+rax*2]
+ movq mm5, [rsi+rax*2+8]
+
+ lea rsi, [rsi+rax*2]
+ add rsi, rax
+
+ movq [rdi], mm0
+ movq [rdi+8], mm3
+
+ movq [rdi+rcx], mm1
+ movq [rdi+rcx+8], mm4
+
+ movq [rdi+rcx*2], mm2
+ movq [rdi+rcx*2+8], mm5
+
+ lea rdi, [rdi+rcx*2]
+ add rdi, rcx
+
+ movq mm0, [rsi]
+ movq mm3, [rsi+8];
+
+ movq mm1, [rsi+rax]
+ movq mm4, [rsi+rax+8]
+
+ movq mm2, [rsi+rax*2]
+ movq mm5, [rsi+rax*2+8]
+
+ lea rsi, [rsi+rax*2]
+ add rsi, rax
+
+ movq [rdi], mm0
+ movq [rdi+8], mm3
+
+ movq [rdi+rcx], mm1
+ movq [rdi+rcx+8], mm4
+
+ movq [rdi+rcx*2], mm2
+ movq [rdi+rcx*2+8], mm5
+
+ lea rdi, [rdi+rcx*2]
+ add rdi, rcx
+
+ movq mm0, [rsi]
+ movq mm3, [rsi+8];
+
+ movq mm1, [rsi+rax]
+ movq mm4, [rsi+rax+8]
+
+ movq mm2, [rsi+rax*2]
+ movq mm5, [rsi+rax*2+8]
+
+ lea rsi, [rsi+rax*2]
+ add rsi, rax
+
+ movq [rdi], mm0
+ movq [rdi+8], mm3
+
+ movq [rdi+rcx], mm1
+ movq [rdi+rcx+8], mm4
+
+ movq [rdi+rcx*2], mm2
+ movq [rdi+rcx*2+8], mm5
+
+ lea rdi, [rdi+rcx*2]
+ add rdi, rcx
+
+ movq mm0, [rsi]
+ movq mm3, [rsi+8];
+
+ movq mm1, [rsi+rax]
+ movq mm4, [rsi+rax+8]
+
+ movq mm2, [rsi+rax*2]
+ movq mm5, [rsi+rax*2+8]
+
+ lea rsi, [rsi+rax*2]
+ add rsi, rax
+
+ movq [rdi], mm0
+ movq [rdi+8], mm3
+
+ movq [rdi+rcx], mm1
+ movq [rdi+rcx+8], mm4
+
+ movq [rdi+rcx*2], mm2
+ movq [rdi+rcx*2+8], mm5
+
+ lea rdi, [rdi+rcx*2]
+ add rdi, rcx
+
+ movq mm0, [rsi]
+ movq mm3, [rsi+8];
+
+ movq [rdi], mm0
+ movq [rdi+8], mm3
+
+ ; begin epilog
+ pop rdi
+ pop rsi
+ UNSHADOW_ARGS
+ pop rbp
+ ret

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