diff options
Diffstat (limited to 'vp8/encoder/x86/quantize_mmx.asm')
| -rw-r--r-- | vp8/encoder/x86/quantize_mmx.asm | 168 |
1 files changed, 8 insertions, 160 deletions
diff --git a/vp8/encoder/x86/quantize_mmx.asm b/vp8/encoder/x86/quantize_mmx.asm index 847fc6e37..f29a54ecd 100644 --- a/vp8/encoder/x86/quantize_mmx.asm +++ b/vp8/encoder/x86/quantize_mmx.asm @@ -1,10 +1,11 @@ ; -; Copyright (c) 2010 The VP8 project authors. All Rights Reserved. +; Copyright (c) 2010 The WebM project authors. All Rights Reserved. ; -; Use of this source code is governed by a BSD-style license and patent -; grant that can be found in the LICENSE file in the root of the source -; tree. All contributing project authors may be found in the AUTHORS -; file in the root of the source tree. +; 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. ; @@ -248,7 +249,7 @@ sym(vp8_fast_quantize_b_impl_mmx): paddd mm0, mm5 ; eob adjustment begins here - movd rcx, mm0 + movq rcx, mm0 and rcx, 0xffff xor rdx, rdx @@ -261,7 +262,7 @@ sym(vp8_fast_quantize_b_impl_mmx): and rax, rdx ; Substitute the sse assembly for the old mmx mixed assembly/C. The ; following is kept as reference - ; movd rcx, mm0 + ; movq rcx, mm0 ; bsr rax, rcx ; ; mov eob, rax @@ -283,156 +284,3 @@ sym(vp8_fast_quantize_b_impl_mmx): UNSHADOW_ARGS pop rbp ret - - -;int vp8_fast_quantize_b_impl_sse(short *coeff_ptr, short *zbin_ptr, -; short *qcoeff_ptr,short *dequant_ptr, -; short *scan_mask, short *round_ptr, -; short *quant_ptr, short *dqcoeff_ptr); -global sym(vp8_fast_quantize_b_impl_sse) -sym(vp8_fast_quantize_b_impl_sse): - push rbp - mov rbp, rsp - SHADOW_ARGS_TO_STACK 8 - push rsi - push rdi - ; end prolog - - - mov rsi, arg(0) ;coeff_ptr - movdqa xmm0, [rsi] - - mov rax, arg(1) ;zbin_ptr - movdqa xmm1, [rax] - - movdqa xmm3, xmm0 - psraw xmm0, 15 - - pxor xmm3, xmm0 - psubw xmm3, xmm0 ; abs - - movdqa xmm2, xmm3 - pcmpgtw xmm1, xmm2 - - pandn xmm1, xmm2 - movdqa xmm3, xmm1 - - mov rdx, arg(6) ; quant_ptr - movdqa xmm1, [rdx] - - mov rcx, arg(5) ; round_ptr - movdqa xmm2, [rcx] - - paddw xmm3, xmm2 - pmulhuw xmm3, xmm1 - - pxor xmm3, xmm0 - psubw xmm3, xmm0 ;gain the sign back - - mov rdi, arg(2) ;qcoeff_ptr - movdqa xmm0, xmm3 - - movdqa [rdi], xmm3 - - mov rax, arg(3) ;dequant_ptr - movdqa xmm2, [rax] - - pmullw xmm3, xmm2 - mov rax, arg(7) ;dqcoeff_ptr - - movdqa [rax], xmm3 - - ; next 8 - movdqa xmm4, [rsi+16] - - mov rax, arg(1) ;zbin_ptr - movdqa xmm5, [rax+16] - - movdqa xmm7, xmm4 - psraw xmm4, 15 - - pxor xmm7, xmm4 - psubw xmm7, xmm4 ; abs - - movdqa xmm6, xmm7 - pcmpgtw xmm5, xmm6 - - pandn xmm5, xmm6 - movdqa xmm7, xmm5 - - movdqa xmm5, [rdx+16] - movdqa xmm6, [rcx+16] - - - paddw xmm7, xmm6 - pmulhuw xmm7, xmm5 - - pxor xmm7, xmm4 - psubw xmm7, xmm4;gain the sign back - - mov rdi, arg(2) ;qcoeff_ptr - - movdqa xmm1, xmm7 - movdqa [rdi+16], xmm7 - - mov rax, arg(3) ;dequant_ptr - movdqa xmm6, [rax+16] - - pmullw xmm7, xmm6 - mov rax, arg(7) ;dqcoeff_ptr - - movdqa [rax+16], xmm7 - mov rdi, arg(4) ;scan_mask - - pxor xmm7, xmm7 - movdqa xmm2, [rdi] - - movdqa xmm3, [rdi+16]; - pcmpeqw xmm0, xmm7 - - pcmpeqw xmm1, xmm7 - pcmpeqw xmm6, xmm6 - - pxor xmm0, xmm6 - pxor xmm1, xmm6 - - psrlw xmm0, 15 - psrlw xmm1, 15 - - pmaddwd xmm0, xmm2 - pmaddwd xmm1, xmm3 - - movq xmm2, xmm0 - movq xmm3, xmm1 - - psrldq xmm0, 8 - psrldq xmm1, 8 - - paddd xmm0, xmm1 - paddd xmm2, xmm3 - - paddd xmm0, xmm2 - movq xmm1, xmm0 - - psrldq xmm0, 4 - paddd xmm1, xmm0 - - movd rcx, xmm1 - and rcx, 0xffff - - xor rdx, rdx - sub rdx, rcx - - bsr rax, rcx - inc rax - - sar rdx, 31 - and rax, rdx - - - ; begin epilog - pop rdi - pop rsi - UNSHADOW_ARGS - pop rbp - ret |