| /* |
| * Copyright 2015 The LibYuv 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 "libyuv/row.h" |
| #include "libyuv/rotate_row.h" |
| |
| #ifdef __cplusplus |
| namespace libyuv { |
| extern "C" { |
| #endif |
| |
| // This module is for GCC x86 and x64. |
| #if !defined(LIBYUV_DISABLE_X86) && (defined(__x86_64__) || defined(__i386__)) |
| |
| #if !defined(LIBYUV_DISABLE_X86) && \ |
| (defined(__i386__) || (defined(__x86_64__) && !defined(__native_client__))) |
| void TransposeWx8_SSSE3(const uint8* src, int src_stride, |
| uint8* dst, int dst_stride, int width) { |
| asm volatile ( |
| // Read in the data from the source pointer. |
| // First round of bit swap. |
| ".p2align 2 \n" |
| "1: \n" |
| "movq (%0),%%xmm0 \n" |
| "movq (%0,%3),%%xmm1 \n" |
| "lea (%0,%3,2),%0 \n" |
| "punpcklbw %%xmm1,%%xmm0 \n" |
| "movq (%0),%%xmm2 \n" |
| "movdqa %%xmm0,%%xmm1 \n" |
| "palignr $0x8,%%xmm1,%%xmm1 \n" |
| "movq (%0,%3),%%xmm3 \n" |
| "lea (%0,%3,2),%0 \n" |
| "punpcklbw %%xmm3,%%xmm2 \n" |
| "movdqa %%xmm2,%%xmm3 \n" |
| "movq (%0),%%xmm4 \n" |
| "palignr $0x8,%%xmm3,%%xmm3 \n" |
| "movq (%0,%3),%%xmm5 \n" |
| "lea (%0,%3,2),%0 \n" |
| "punpcklbw %%xmm5,%%xmm4 \n" |
| "movdqa %%xmm4,%%xmm5 \n" |
| "movq (%0),%%xmm6 \n" |
| "palignr $0x8,%%xmm5,%%xmm5 \n" |
| "movq (%0,%3),%%xmm7 \n" |
| "lea (%0,%3,2),%0 \n" |
| "punpcklbw %%xmm7,%%xmm6 \n" |
| "neg %3 \n" |
| "movdqa %%xmm6,%%xmm7 \n" |
| "lea 0x8(%0,%3,8),%0 \n" |
| "palignr $0x8,%%xmm7,%%xmm7 \n" |
| "neg %3 \n" |
| // Second round of bit swap. |
| "punpcklwd %%xmm2,%%xmm0 \n" |
| "punpcklwd %%xmm3,%%xmm1 \n" |
| "movdqa %%xmm0,%%xmm2 \n" |
| "movdqa %%xmm1,%%xmm3 \n" |
| "palignr $0x8,%%xmm2,%%xmm2 \n" |
| "palignr $0x8,%%xmm3,%%xmm3 \n" |
| "punpcklwd %%xmm6,%%xmm4 \n" |
| "punpcklwd %%xmm7,%%xmm5 \n" |
| "movdqa %%xmm4,%%xmm6 \n" |
| "movdqa %%xmm5,%%xmm7 \n" |
| "palignr $0x8,%%xmm6,%%xmm6 \n" |
| "palignr $0x8,%%xmm7,%%xmm7 \n" |
| // Third round of bit swap. |
| // Write to the destination pointer. |
| "punpckldq %%xmm4,%%xmm0 \n" |
| "movq %%xmm0,(%1) \n" |
| "movdqa %%xmm0,%%xmm4 \n" |
| "palignr $0x8,%%xmm4,%%xmm4 \n" |
| "movq %%xmm4,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "punpckldq %%xmm6,%%xmm2 \n" |
| "movdqa %%xmm2,%%xmm6 \n" |
| "movq %%xmm2,(%1) \n" |
| "palignr $0x8,%%xmm6,%%xmm6 \n" |
| "punpckldq %%xmm5,%%xmm1 \n" |
| "movq %%xmm6,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "movdqa %%xmm1,%%xmm5 \n" |
| "movq %%xmm1,(%1) \n" |
| "palignr $0x8,%%xmm5,%%xmm5 \n" |
| "movq %%xmm5,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "punpckldq %%xmm7,%%xmm3 \n" |
| "movq %%xmm3,(%1) \n" |
| "movdqa %%xmm3,%%xmm7 \n" |
| "palignr $0x8,%%xmm7,%%xmm7 \n" |
| "sub $0x8,%2 \n" |
| "movq %%xmm7,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "jg 1b \n" |
| : "+r"(src), // %0 |
| "+r"(dst), // %1 |
| "+r"(width) // %2 |
| : "r"((intptr_t)(src_stride)), // %3 |
| "r"((intptr_t)(dst_stride)) // %4 |
| : "memory", "cc", |
| "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7" |
| ); |
| } |
| |
| #if !defined(LIBYUV_DISABLE_X86) && defined(__i386__) && !defined(__clang__) |
| void TransposeUVWx8_SSE2(const uint8* src, int src_stride, |
| uint8* dst_a, int dst_stride_a, |
| uint8* dst_b, int dst_stride_b, int width); |
| asm ( |
| DECLARE_FUNCTION(TransposeUVWx8_SSE2) |
| "push %ebx \n" |
| "push %esi \n" |
| "push %edi \n" |
| "push %ebp \n" |
| "mov 0x14(%esp),%eax \n" |
| "mov 0x18(%esp),%edi \n" |
| "mov 0x1c(%esp),%edx \n" |
| "mov 0x20(%esp),%esi \n" |
| "mov 0x24(%esp),%ebx \n" |
| "mov 0x28(%esp),%ebp \n" |
| "mov %esp,%ecx \n" |
| "sub $0x14,%esp \n" |
| "and $0xfffffff0,%esp \n" |
| "mov %ecx,0x10(%esp) \n" |
| "mov 0x2c(%ecx),%ecx \n" |
| |
| "1: \n" |
| "movdqu (%eax),%xmm0 \n" |
| "movdqu (%eax,%edi,1),%xmm1 \n" |
| "lea (%eax,%edi,2),%eax \n" |
| "movdqa %xmm0,%xmm7 \n" |
| "punpcklbw %xmm1,%xmm0 \n" |
| "punpckhbw %xmm1,%xmm7 \n" |
| "movdqa %xmm7,%xmm1 \n" |
| "movdqu (%eax),%xmm2 \n" |
| "movdqu (%eax,%edi,1),%xmm3 \n" |
| "lea (%eax,%edi,2),%eax \n" |
| "movdqa %xmm2,%xmm7 \n" |
| "punpcklbw %xmm3,%xmm2 \n" |
| "punpckhbw %xmm3,%xmm7 \n" |
| "movdqa %xmm7,%xmm3 \n" |
| "movdqu (%eax),%xmm4 \n" |
| "movdqu (%eax,%edi,1),%xmm5 \n" |
| "lea (%eax,%edi,2),%eax \n" |
| "movdqa %xmm4,%xmm7 \n" |
| "punpcklbw %xmm5,%xmm4 \n" |
| "punpckhbw %xmm5,%xmm7 \n" |
| "movdqa %xmm7,%xmm5 \n" |
| "movdqu (%eax),%xmm6 \n" |
| "movdqu (%eax,%edi,1),%xmm7 \n" |
| "lea (%eax,%edi,2),%eax \n" |
| "movdqu %xmm5,(%esp) \n" |
| "neg %edi \n" |
| "movdqa %xmm6,%xmm5 \n" |
| "punpcklbw %xmm7,%xmm6 \n" |
| "punpckhbw %xmm7,%xmm5 \n" |
| "movdqa %xmm5,%xmm7 \n" |
| "lea 0x10(%eax,%edi,8),%eax \n" |
| "neg %edi \n" |
| "movdqa %xmm0,%xmm5 \n" |
| "punpcklwd %xmm2,%xmm0 \n" |
| "punpckhwd %xmm2,%xmm5 \n" |
| "movdqa %xmm5,%xmm2 \n" |
| "movdqa %xmm1,%xmm5 \n" |
| "punpcklwd %xmm3,%xmm1 \n" |
| "punpckhwd %xmm3,%xmm5 \n" |
| "movdqa %xmm5,%xmm3 \n" |
| "movdqa %xmm4,%xmm5 \n" |
| "punpcklwd %xmm6,%xmm4 \n" |
| "punpckhwd %xmm6,%xmm5 \n" |
| "movdqa %xmm5,%xmm6 \n" |
| "movdqu (%esp),%xmm5 \n" |
| "movdqu %xmm6,(%esp) \n" |
| "movdqa %xmm5,%xmm6 \n" |
| "punpcklwd %xmm7,%xmm5 \n" |
| "punpckhwd %xmm7,%xmm6 \n" |
| "movdqa %xmm6,%xmm7 \n" |
| "movdqa %xmm0,%xmm6 \n" |
| "punpckldq %xmm4,%xmm0 \n" |
| "punpckhdq %xmm4,%xmm6 \n" |
| "movdqa %xmm6,%xmm4 \n" |
| "movdqu (%esp),%xmm6 \n" |
| "movlpd %xmm0,(%edx) \n" |
| "movhpd %xmm0,(%ebx) \n" |
| "movlpd %xmm4,(%edx,%esi,1) \n" |
| "lea (%edx,%esi,2),%edx \n" |
| "movhpd %xmm4,(%ebx,%ebp,1) \n" |
| "lea (%ebx,%ebp,2),%ebx \n" |
| "movdqa %xmm2,%xmm0 \n" |
| "punpckldq %xmm6,%xmm2 \n" |
| "movlpd %xmm2,(%edx) \n" |
| "movhpd %xmm2,(%ebx) \n" |
| "punpckhdq %xmm6,%xmm0 \n" |
| "movlpd %xmm0,(%edx,%esi,1) \n" |
| "lea (%edx,%esi,2),%edx \n" |
| "movhpd %xmm0,(%ebx,%ebp,1) \n" |
| "lea (%ebx,%ebp,2),%ebx \n" |
| "movdqa %xmm1,%xmm0 \n" |
| "punpckldq %xmm5,%xmm1 \n" |
| "movlpd %xmm1,(%edx) \n" |
| "movhpd %xmm1,(%ebx) \n" |
| "punpckhdq %xmm5,%xmm0 \n" |
| "movlpd %xmm0,(%edx,%esi,1) \n" |
| "lea (%edx,%esi,2),%edx \n" |
| "movhpd %xmm0,(%ebx,%ebp,1) \n" |
| "lea (%ebx,%ebp,2),%ebx \n" |
| "movdqa %xmm3,%xmm0 \n" |
| "punpckldq %xmm7,%xmm3 \n" |
| "movlpd %xmm3,(%edx) \n" |
| "movhpd %xmm3,(%ebx) \n" |
| "punpckhdq %xmm7,%xmm0 \n" |
| "sub $0x8,%ecx \n" |
| "movlpd %xmm0,(%edx,%esi,1) \n" |
| "lea (%edx,%esi,2),%edx \n" |
| "movhpd %xmm0,(%ebx,%ebp,1) \n" |
| "lea (%ebx,%ebp,2),%ebx \n" |
| "jg 1b \n" |
| "mov 0x10(%esp),%esp \n" |
| "pop %ebp \n" |
| "pop %edi \n" |
| "pop %esi \n" |
| "pop %ebx \n" |
| #if defined(__native_client__) |
| "pop %ecx \n" |
| "and $0xffffffe0,%ecx \n" |
| "jmp *%ecx \n" |
| #else |
| "ret \n" |
| #endif |
| ); |
| #endif |
| #if !defined(LIBYUV_DISABLE_X86) && !defined(__native_client__) && \ |
| defined(__x86_64__) |
| // 64 bit version has enough registers to do 16x8 to 8x16 at a time. |
| void TransposeWx8_Fast_SSSE3(const uint8* src, int src_stride, |
| uint8* dst, int dst_stride, int width) { |
| asm volatile ( |
| // Read in the data from the source pointer. |
| // First round of bit swap. |
| ".p2align 2 \n" |
| "1: \n" |
| "movdqu (%0),%%xmm0 \n" |
| "movdqu (%0,%3),%%xmm1 \n" |
| "lea (%0,%3,2),%0 \n" |
| "movdqa %%xmm0,%%xmm8 \n" |
| "punpcklbw %%xmm1,%%xmm0 \n" |
| "punpckhbw %%xmm1,%%xmm8 \n" |
| "movdqu (%0),%%xmm2 \n" |
| "movdqa %%xmm0,%%xmm1 \n" |
| "movdqa %%xmm8,%%xmm9 \n" |
| "palignr $0x8,%%xmm1,%%xmm1 \n" |
| "palignr $0x8,%%xmm9,%%xmm9 \n" |
| "movdqu (%0,%3),%%xmm3 \n" |
| "lea (%0,%3,2),%0 \n" |
| "movdqa %%xmm2,%%xmm10 \n" |
| "punpcklbw %%xmm3,%%xmm2 \n" |
| "punpckhbw %%xmm3,%%xmm10 \n" |
| "movdqa %%xmm2,%%xmm3 \n" |
| "movdqa %%xmm10,%%xmm11 \n" |
| "movdqu (%0),%%xmm4 \n" |
| "palignr $0x8,%%xmm3,%%xmm3 \n" |
| "palignr $0x8,%%xmm11,%%xmm11 \n" |
| "movdqu (%0,%3),%%xmm5 \n" |
| "lea (%0,%3,2),%0 \n" |
| "movdqa %%xmm4,%%xmm12 \n" |
| "punpcklbw %%xmm5,%%xmm4 \n" |
| "punpckhbw %%xmm5,%%xmm12 \n" |
| "movdqa %%xmm4,%%xmm5 \n" |
| "movdqa %%xmm12,%%xmm13 \n" |
| "movdqu (%0),%%xmm6 \n" |
| "palignr $0x8,%%xmm5,%%xmm5 \n" |
| "palignr $0x8,%%xmm13,%%xmm13 \n" |
| "movdqu (%0,%3),%%xmm7 \n" |
| "lea (%0,%3,2),%0 \n" |
| "movdqa %%xmm6,%%xmm14 \n" |
| "punpcklbw %%xmm7,%%xmm6 \n" |
| "punpckhbw %%xmm7,%%xmm14 \n" |
| "neg %3 \n" |
| "movdqa %%xmm6,%%xmm7 \n" |
| "movdqa %%xmm14,%%xmm15 \n" |
| "lea 0x10(%0,%3,8),%0 \n" |
| "palignr $0x8,%%xmm7,%%xmm7 \n" |
| "palignr $0x8,%%xmm15,%%xmm15 \n" |
| "neg %3 \n" |
| // Second round of bit swap. |
| "punpcklwd %%xmm2,%%xmm0 \n" |
| "punpcklwd %%xmm3,%%xmm1 \n" |
| "movdqa %%xmm0,%%xmm2 \n" |
| "movdqa %%xmm1,%%xmm3 \n" |
| "palignr $0x8,%%xmm2,%%xmm2 \n" |
| "palignr $0x8,%%xmm3,%%xmm3 \n" |
| "punpcklwd %%xmm6,%%xmm4 \n" |
| "punpcklwd %%xmm7,%%xmm5 \n" |
| "movdqa %%xmm4,%%xmm6 \n" |
| "movdqa %%xmm5,%%xmm7 \n" |
| "palignr $0x8,%%xmm6,%%xmm6 \n" |
| "palignr $0x8,%%xmm7,%%xmm7 \n" |
| "punpcklwd %%xmm10,%%xmm8 \n" |
| "punpcklwd %%xmm11,%%xmm9 \n" |
| "movdqa %%xmm8,%%xmm10 \n" |
| "movdqa %%xmm9,%%xmm11 \n" |
| "palignr $0x8,%%xmm10,%%xmm10 \n" |
| "palignr $0x8,%%xmm11,%%xmm11 \n" |
| "punpcklwd %%xmm14,%%xmm12 \n" |
| "punpcklwd %%xmm15,%%xmm13 \n" |
| "movdqa %%xmm12,%%xmm14 \n" |
| "movdqa %%xmm13,%%xmm15 \n" |
| "palignr $0x8,%%xmm14,%%xmm14 \n" |
| "palignr $0x8,%%xmm15,%%xmm15 \n" |
| // Third round of bit swap. |
| // Write to the destination pointer. |
| "punpckldq %%xmm4,%%xmm0 \n" |
| "movq %%xmm0,(%1) \n" |
| "movdqa %%xmm0,%%xmm4 \n" |
| "palignr $0x8,%%xmm4,%%xmm4 \n" |
| "movq %%xmm4,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "punpckldq %%xmm6,%%xmm2 \n" |
| "movdqa %%xmm2,%%xmm6 \n" |
| "movq %%xmm2,(%1) \n" |
| "palignr $0x8,%%xmm6,%%xmm6 \n" |
| "punpckldq %%xmm5,%%xmm1 \n" |
| "movq %%xmm6,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "movdqa %%xmm1,%%xmm5 \n" |
| "movq %%xmm1,(%1) \n" |
| "palignr $0x8,%%xmm5,%%xmm5 \n" |
| "movq %%xmm5,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "punpckldq %%xmm7,%%xmm3 \n" |
| "movq %%xmm3,(%1) \n" |
| "movdqa %%xmm3,%%xmm7 \n" |
| "palignr $0x8,%%xmm7,%%xmm7 \n" |
| "movq %%xmm7,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "punpckldq %%xmm12,%%xmm8 \n" |
| "movq %%xmm8,(%1) \n" |
| "movdqa %%xmm8,%%xmm12 \n" |
| "palignr $0x8,%%xmm12,%%xmm12 \n" |
| "movq %%xmm12,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "punpckldq %%xmm14,%%xmm10 \n" |
| "movdqa %%xmm10,%%xmm14 \n" |
| "movq %%xmm10,(%1) \n" |
| "palignr $0x8,%%xmm14,%%xmm14 \n" |
| "punpckldq %%xmm13,%%xmm9 \n" |
| "movq %%xmm14,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "movdqa %%xmm9,%%xmm13 \n" |
| "movq %%xmm9,(%1) \n" |
| "palignr $0x8,%%xmm13,%%xmm13 \n" |
| "movq %%xmm13,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "punpckldq %%xmm15,%%xmm11 \n" |
| "movq %%xmm11,(%1) \n" |
| "movdqa %%xmm11,%%xmm15 \n" |
| "palignr $0x8,%%xmm15,%%xmm15 \n" |
| "sub $0x10,%2 \n" |
| "movq %%xmm15,(%1,%4) \n" |
| "lea (%1,%4,2),%1 \n" |
| "jg 1b \n" |
| : "+r"(src), // %0 |
| "+r"(dst), // %1 |
| "+r"(width) // %2 |
| : "r"((intptr_t)(src_stride)), // %3 |
| "r"((intptr_t)(dst_stride)) // %4 |
| : "memory", "cc", |
| "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7", |
| "xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15" |
| ); |
| } |
| |
| void TransposeUVWx8_SSE2(const uint8* src, int src_stride, |
| uint8* dst_a, int dst_stride_a, |
| uint8* dst_b, int dst_stride_b, int width) { |
| asm volatile ( |
| // Read in the data from the source pointer. |
| // First round of bit swap. |
| ".p2align 2 \n" |
| "1: \n" |
| "movdqu (%0),%%xmm0 \n" |
| "movdqu (%0,%4),%%xmm1 \n" |
| "lea (%0,%4,2),%0 \n" |
| "movdqa %%xmm0,%%xmm8 \n" |
| "punpcklbw %%xmm1,%%xmm0 \n" |
| "punpckhbw %%xmm1,%%xmm8 \n" |
| "movdqa %%xmm8,%%xmm1 \n" |
| "movdqu (%0),%%xmm2 \n" |
| "movdqu (%0,%4),%%xmm3 \n" |
| "lea (%0,%4,2),%0 \n" |
| "movdqa %%xmm2,%%xmm8 \n" |
| "punpcklbw %%xmm3,%%xmm2 \n" |
| "punpckhbw %%xmm3,%%xmm8 \n" |
| "movdqa %%xmm8,%%xmm3 \n" |
| "movdqu (%0),%%xmm4 \n" |
| "movdqu (%0,%4),%%xmm5 \n" |
| "lea (%0,%4,2),%0 \n" |
| "movdqa %%xmm4,%%xmm8 \n" |
| "punpcklbw %%xmm5,%%xmm4 \n" |
| "punpckhbw %%xmm5,%%xmm8 \n" |
| "movdqa %%xmm8,%%xmm5 \n" |
| "movdqu (%0),%%xmm6 \n" |
| "movdqu (%0,%4),%%xmm7 \n" |
| "lea (%0,%4,2),%0 \n" |
| "movdqa %%xmm6,%%xmm8 \n" |
| "punpcklbw %%xmm7,%%xmm6 \n" |
| "neg %4 \n" |
| "lea 0x10(%0,%4,8),%0 \n" |
| "punpckhbw %%xmm7,%%xmm8 \n" |
| "movdqa %%xmm8,%%xmm7 \n" |
| "neg %4 \n" |
| // Second round of bit swap. |
| "movdqa %%xmm0,%%xmm8 \n" |
| "movdqa %%xmm1,%%xmm9 \n" |
| "punpckhwd %%xmm2,%%xmm8 \n" |
| "punpckhwd %%xmm3,%%xmm9 \n" |
| "punpcklwd %%xmm2,%%xmm0 \n" |
| "punpcklwd %%xmm3,%%xmm1 \n" |
| "movdqa %%xmm8,%%xmm2 \n" |
| "movdqa %%xmm9,%%xmm3 \n" |
| "movdqa %%xmm4,%%xmm8 \n" |
| "movdqa %%xmm5,%%xmm9 \n" |
| "punpckhwd %%xmm6,%%xmm8 \n" |
| "punpckhwd %%xmm7,%%xmm9 \n" |
| "punpcklwd %%xmm6,%%xmm4 \n" |
| "punpcklwd %%xmm7,%%xmm5 \n" |
| "movdqa %%xmm8,%%xmm6 \n" |
| "movdqa %%xmm9,%%xmm7 \n" |
| // Third round of bit swap. |
| // Write to the destination pointer. |
| "movdqa %%xmm0,%%xmm8 \n" |
| "punpckldq %%xmm4,%%xmm0 \n" |
| "movlpd %%xmm0,(%1) \n" // Write back U channel |
| "movhpd %%xmm0,(%2) \n" // Write back V channel |
| "punpckhdq %%xmm4,%%xmm8 \n" |
| "movlpd %%xmm8,(%1,%5) \n" |
| "lea (%1,%5,2),%1 \n" |
| "movhpd %%xmm8,(%2,%6) \n" |
| "lea (%2,%6,2),%2 \n" |
| "movdqa %%xmm2,%%xmm8 \n" |
| "punpckldq %%xmm6,%%xmm2 \n" |
| "movlpd %%xmm2,(%1) \n" |
| "movhpd %%xmm2,(%2) \n" |
| "punpckhdq %%xmm6,%%xmm8 \n" |
| "movlpd %%xmm8,(%1,%5) \n" |
| "lea (%1,%5,2),%1 \n" |
| "movhpd %%xmm8,(%2,%6) \n" |
| "lea (%2,%6,2),%2 \n" |
| "movdqa %%xmm1,%%xmm8 \n" |
| "punpckldq %%xmm5,%%xmm1 \n" |
| "movlpd %%xmm1,(%1) \n" |
| "movhpd %%xmm1,(%2) \n" |
| "punpckhdq %%xmm5,%%xmm8 \n" |
| "movlpd %%xmm8,(%1,%5) \n" |
| "lea (%1,%5,2),%1 \n" |
| "movhpd %%xmm8,(%2,%6) \n" |
| "lea (%2,%6,2),%2 \n" |
| "movdqa %%xmm3,%%xmm8 \n" |
| "punpckldq %%xmm7,%%xmm3 \n" |
| "movlpd %%xmm3,(%1) \n" |
| "movhpd %%xmm3,(%2) \n" |
| "punpckhdq %%xmm7,%%xmm8 \n" |
| "sub $0x8,%3 \n" |
| "movlpd %%xmm8,(%1,%5) \n" |
| "lea (%1,%5,2),%1 \n" |
| "movhpd %%xmm8,(%2,%6) \n" |
| "lea (%2,%6,2),%2 \n" |
| "jg 1b \n" |
| : "+r"(src), // %0 |
| "+r"(dst_a), // %1 |
| "+r"(dst_b), // %2 |
| "+r"(width) // %3 |
| : "r"((intptr_t)(src_stride)), // %4 |
| "r"((intptr_t)(dst_stride_a)), // %5 |
| "r"((intptr_t)(dst_stride_b)) // %6 |
| : "memory", "cc", |
| "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7", |
| "xmm8", "xmm9" |
| ); |
| } |
| #endif |
| #endif |
| |
| #endif // defined(__x86_64__) || defined(__i386__) |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| } // namespace libyuv |
| #endif |
