375 lines
18 KiB
C++
375 lines
18 KiB
C++
/*
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* Copyright 2015 The LibYuv 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 "libyuv/rotate_row.h"
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#include "libyuv/row.h"
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#ifdef __cplusplus
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namespace libyuv {
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extern "C" {
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#endif
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// This module is for GCC x86 and x64.
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#if !defined(LIBYUV_DISABLE_X86) && \
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(defined(__x86_64__) || (defined(__i386__) && !defined(_MSC_VER)))
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// Transpose 8x8. 32 or 64 bit, but not NaCL for 64 bit.
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#if defined(HAS_TRANSPOSEWX8_SSSE3)
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void TransposeWx8_SSSE3(const uint8_t* src,
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int src_stride,
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uint8_t* dst,
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int dst_stride,
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int width) {
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asm volatile(
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// Read in the data from the source pointer.
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// First round of bit swap.
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LABELALIGN
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"1: \n"
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"movq (%0),%%xmm0 \n"
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"movq (%0,%3),%%xmm1 \n"
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"lea (%0,%3,2),%0 \n"
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"punpcklbw %%xmm1,%%xmm0 \n"
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"movq (%0),%%xmm2 \n"
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"movdqa %%xmm0,%%xmm1 \n"
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"palignr $0x8,%%xmm1,%%xmm1 \n"
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"movq (%0,%3),%%xmm3 \n"
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"lea (%0,%3,2),%0 \n"
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"punpcklbw %%xmm3,%%xmm2 \n"
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"movdqa %%xmm2,%%xmm3 \n"
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"movq (%0),%%xmm4 \n"
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"palignr $0x8,%%xmm3,%%xmm3 \n"
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"movq (%0,%3),%%xmm5 \n"
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"lea (%0,%3,2),%0 \n"
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"punpcklbw %%xmm5,%%xmm4 \n"
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"movdqa %%xmm4,%%xmm5 \n"
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"movq (%0),%%xmm6 \n"
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"palignr $0x8,%%xmm5,%%xmm5 \n"
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"movq (%0,%3),%%xmm7 \n"
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"lea (%0,%3,2),%0 \n"
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"punpcklbw %%xmm7,%%xmm6 \n"
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"neg %3 \n"
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"movdqa %%xmm6,%%xmm7 \n"
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"lea 0x8(%0,%3,8),%0 \n"
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"palignr $0x8,%%xmm7,%%xmm7 \n"
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"neg %3 \n"
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// Second round of bit swap.
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"punpcklwd %%xmm2,%%xmm0 \n"
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"punpcklwd %%xmm3,%%xmm1 \n"
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"movdqa %%xmm0,%%xmm2 \n"
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"movdqa %%xmm1,%%xmm3 \n"
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"palignr $0x8,%%xmm2,%%xmm2 \n"
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"palignr $0x8,%%xmm3,%%xmm3 \n"
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"punpcklwd %%xmm6,%%xmm4 \n"
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"punpcklwd %%xmm7,%%xmm5 \n"
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"movdqa %%xmm4,%%xmm6 \n"
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"movdqa %%xmm5,%%xmm7 \n"
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"palignr $0x8,%%xmm6,%%xmm6 \n"
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"palignr $0x8,%%xmm7,%%xmm7 \n"
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// Third round of bit swap.
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// Write to the destination pointer.
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"punpckldq %%xmm4,%%xmm0 \n"
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"movq %%xmm0,(%1) \n"
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"movdqa %%xmm0,%%xmm4 \n"
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"palignr $0x8,%%xmm4,%%xmm4 \n"
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"movq %%xmm4,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"punpckldq %%xmm6,%%xmm2 \n"
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"movdqa %%xmm2,%%xmm6 \n"
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"movq %%xmm2,(%1) \n"
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"palignr $0x8,%%xmm6,%%xmm6 \n"
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"punpckldq %%xmm5,%%xmm1 \n"
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"movq %%xmm6,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"movdqa %%xmm1,%%xmm5 \n"
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"movq %%xmm1,(%1) \n"
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"palignr $0x8,%%xmm5,%%xmm5 \n"
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"movq %%xmm5,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"punpckldq %%xmm7,%%xmm3 \n"
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"movq %%xmm3,(%1) \n"
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"movdqa %%xmm3,%%xmm7 \n"
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"palignr $0x8,%%xmm7,%%xmm7 \n"
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"sub $0x8,%2 \n"
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"movq %%xmm7,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"jg 1b \n"
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: "+r"(src), // %0
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"+r"(dst), // %1
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"+r"(width) // %2
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: "r"((intptr_t)(src_stride)), // %3
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"r"((intptr_t)(dst_stride)) // %4
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: "memory", "cc", "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6",
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"xmm7");
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}
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#endif // defined(HAS_TRANSPOSEWX8_SSSE3)
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// Transpose 16x8. 64 bit
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#if defined(HAS_TRANSPOSEWX8_FAST_SSSE3)
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void TransposeWx8_Fast_SSSE3(const uint8_t* src,
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int src_stride,
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uint8_t* dst,
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int dst_stride,
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int width) {
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asm volatile(
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// Read in the data from the source pointer.
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// First round of bit swap.
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LABELALIGN
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"1: \n"
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"movdqu (%0),%%xmm0 \n"
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"movdqu (%0,%3),%%xmm1 \n"
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"lea (%0,%3,2),%0 \n"
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"movdqa %%xmm0,%%xmm8 \n"
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"punpcklbw %%xmm1,%%xmm0 \n"
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"punpckhbw %%xmm1,%%xmm8 \n"
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"movdqu (%0),%%xmm2 \n"
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"movdqa %%xmm0,%%xmm1 \n"
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"movdqa %%xmm8,%%xmm9 \n"
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"palignr $0x8,%%xmm1,%%xmm1 \n"
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"palignr $0x8,%%xmm9,%%xmm9 \n"
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"movdqu (%0,%3),%%xmm3 \n"
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"lea (%0,%3,2),%0 \n"
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"movdqa %%xmm2,%%xmm10 \n"
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"punpcklbw %%xmm3,%%xmm2 \n"
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"punpckhbw %%xmm3,%%xmm10 \n"
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"movdqa %%xmm2,%%xmm3 \n"
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"movdqa %%xmm10,%%xmm11 \n"
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"movdqu (%0),%%xmm4 \n"
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"palignr $0x8,%%xmm3,%%xmm3 \n"
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"palignr $0x8,%%xmm11,%%xmm11 \n"
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"movdqu (%0,%3),%%xmm5 \n"
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"lea (%0,%3,2),%0 \n"
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"movdqa %%xmm4,%%xmm12 \n"
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"punpcklbw %%xmm5,%%xmm4 \n"
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"punpckhbw %%xmm5,%%xmm12 \n"
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"movdqa %%xmm4,%%xmm5 \n"
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"movdqa %%xmm12,%%xmm13 \n"
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"movdqu (%0),%%xmm6 \n"
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"palignr $0x8,%%xmm5,%%xmm5 \n"
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"palignr $0x8,%%xmm13,%%xmm13 \n"
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"movdqu (%0,%3),%%xmm7 \n"
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"lea (%0,%3,2),%0 \n"
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"movdqa %%xmm6,%%xmm14 \n"
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"punpcklbw %%xmm7,%%xmm6 \n"
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"punpckhbw %%xmm7,%%xmm14 \n"
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"neg %3 \n"
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"movdqa %%xmm6,%%xmm7 \n"
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"movdqa %%xmm14,%%xmm15 \n"
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"lea 0x10(%0,%3,8),%0 \n"
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"palignr $0x8,%%xmm7,%%xmm7 \n"
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"palignr $0x8,%%xmm15,%%xmm15 \n"
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"neg %3 \n"
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// Second round of bit swap.
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"punpcklwd %%xmm2,%%xmm0 \n"
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"punpcklwd %%xmm3,%%xmm1 \n"
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"movdqa %%xmm0,%%xmm2 \n"
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"movdqa %%xmm1,%%xmm3 \n"
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"palignr $0x8,%%xmm2,%%xmm2 \n"
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"palignr $0x8,%%xmm3,%%xmm3 \n"
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"punpcklwd %%xmm6,%%xmm4 \n"
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"punpcklwd %%xmm7,%%xmm5 \n"
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"movdqa %%xmm4,%%xmm6 \n"
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"movdqa %%xmm5,%%xmm7 \n"
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"palignr $0x8,%%xmm6,%%xmm6 \n"
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"palignr $0x8,%%xmm7,%%xmm7 \n"
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"punpcklwd %%xmm10,%%xmm8 \n"
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"punpcklwd %%xmm11,%%xmm9 \n"
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"movdqa %%xmm8,%%xmm10 \n"
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"movdqa %%xmm9,%%xmm11 \n"
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"palignr $0x8,%%xmm10,%%xmm10 \n"
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"palignr $0x8,%%xmm11,%%xmm11 \n"
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"punpcklwd %%xmm14,%%xmm12 \n"
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"punpcklwd %%xmm15,%%xmm13 \n"
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"movdqa %%xmm12,%%xmm14 \n"
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"movdqa %%xmm13,%%xmm15 \n"
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"palignr $0x8,%%xmm14,%%xmm14 \n"
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"palignr $0x8,%%xmm15,%%xmm15 \n"
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// Third round of bit swap.
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// Write to the destination pointer.
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"punpckldq %%xmm4,%%xmm0 \n"
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"movq %%xmm0,(%1) \n"
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"movdqa %%xmm0,%%xmm4 \n"
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"palignr $0x8,%%xmm4,%%xmm4 \n"
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"movq %%xmm4,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"punpckldq %%xmm6,%%xmm2 \n"
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"movdqa %%xmm2,%%xmm6 \n"
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"movq %%xmm2,(%1) \n"
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"palignr $0x8,%%xmm6,%%xmm6 \n"
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"punpckldq %%xmm5,%%xmm1 \n"
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"movq %%xmm6,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"movdqa %%xmm1,%%xmm5 \n"
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"movq %%xmm1,(%1) \n"
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"palignr $0x8,%%xmm5,%%xmm5 \n"
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"movq %%xmm5,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"punpckldq %%xmm7,%%xmm3 \n"
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"movq %%xmm3,(%1) \n"
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"movdqa %%xmm3,%%xmm7 \n"
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"palignr $0x8,%%xmm7,%%xmm7 \n"
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"movq %%xmm7,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"punpckldq %%xmm12,%%xmm8 \n"
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"movq %%xmm8,(%1) \n"
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"movdqa %%xmm8,%%xmm12 \n"
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"palignr $0x8,%%xmm12,%%xmm12 \n"
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"movq %%xmm12,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"punpckldq %%xmm14,%%xmm10 \n"
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"movdqa %%xmm10,%%xmm14 \n"
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"movq %%xmm10,(%1) \n"
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"palignr $0x8,%%xmm14,%%xmm14 \n"
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"punpckldq %%xmm13,%%xmm9 \n"
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"movq %%xmm14,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"movdqa %%xmm9,%%xmm13 \n"
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"movq %%xmm9,(%1) \n"
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"palignr $0x8,%%xmm13,%%xmm13 \n"
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"movq %%xmm13,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"punpckldq %%xmm15,%%xmm11 \n"
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"movq %%xmm11,(%1) \n"
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"movdqa %%xmm11,%%xmm15 \n"
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"palignr $0x8,%%xmm15,%%xmm15 \n"
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"sub $0x10,%2 \n"
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"movq %%xmm15,(%1,%4) \n"
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"lea (%1,%4,2),%1 \n"
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"jg 1b \n"
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: "+r"(src), // %0
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"+r"(dst), // %1
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"+r"(width) // %2
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: "r"((intptr_t)(src_stride)), // %3
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"r"((intptr_t)(dst_stride)) // %4
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: "memory", "cc", "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6",
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"xmm7", "xmm8", "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14",
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"xmm15");
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}
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#endif // defined(HAS_TRANSPOSEWX8_FAST_SSSE3)
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// Transpose UV 8x8. 64 bit.
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#if defined(HAS_TRANSPOSEUVWX8_SSE2)
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void TransposeUVWx8_SSE2(const uint8_t* src,
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int src_stride,
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uint8_t* dst_a,
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int dst_stride_a,
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uint8_t* dst_b,
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int dst_stride_b,
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int width) {
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asm volatile(
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// Read in the data from the source pointer.
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// First round of bit swap.
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LABELALIGN
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"1: \n"
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"movdqu (%0),%%xmm0 \n"
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"movdqu (%0,%4),%%xmm1 \n"
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"lea (%0,%4,2),%0 \n"
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"movdqa %%xmm0,%%xmm8 \n"
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"punpcklbw %%xmm1,%%xmm0 \n"
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"punpckhbw %%xmm1,%%xmm8 \n"
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"movdqa %%xmm8,%%xmm1 \n"
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"movdqu (%0),%%xmm2 \n"
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"movdqu (%0,%4),%%xmm3 \n"
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"lea (%0,%4,2),%0 \n"
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"movdqa %%xmm2,%%xmm8 \n"
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"punpcklbw %%xmm3,%%xmm2 \n"
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"punpckhbw %%xmm3,%%xmm8 \n"
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"movdqa %%xmm8,%%xmm3 \n"
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"movdqu (%0),%%xmm4 \n"
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"movdqu (%0,%4),%%xmm5 \n"
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"lea (%0,%4,2),%0 \n"
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"movdqa %%xmm4,%%xmm8 \n"
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"punpcklbw %%xmm5,%%xmm4 \n"
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"punpckhbw %%xmm5,%%xmm8 \n"
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"movdqa %%xmm8,%%xmm5 \n"
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"movdqu (%0),%%xmm6 \n"
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"movdqu (%0,%4),%%xmm7 \n"
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"lea (%0,%4,2),%0 \n"
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"movdqa %%xmm6,%%xmm8 \n"
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"punpcklbw %%xmm7,%%xmm6 \n"
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"neg %4 \n"
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"lea 0x10(%0,%4,8),%0 \n"
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"punpckhbw %%xmm7,%%xmm8 \n"
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"movdqa %%xmm8,%%xmm7 \n"
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"neg %4 \n"
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// Second round of bit swap.
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"movdqa %%xmm0,%%xmm8 \n"
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"movdqa %%xmm1,%%xmm9 \n"
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"punpckhwd %%xmm2,%%xmm8 \n"
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"punpckhwd %%xmm3,%%xmm9 \n"
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"punpcklwd %%xmm2,%%xmm0 \n"
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"punpcklwd %%xmm3,%%xmm1 \n"
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"movdqa %%xmm8,%%xmm2 \n"
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"movdqa %%xmm9,%%xmm3 \n"
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"movdqa %%xmm4,%%xmm8 \n"
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"movdqa %%xmm5,%%xmm9 \n"
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"punpckhwd %%xmm6,%%xmm8 \n"
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"punpckhwd %%xmm7,%%xmm9 \n"
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"punpcklwd %%xmm6,%%xmm4 \n"
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"punpcklwd %%xmm7,%%xmm5 \n"
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"movdqa %%xmm8,%%xmm6 \n"
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"movdqa %%xmm9,%%xmm7 \n"
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// Third round of bit swap.
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// Write to the destination pointer.
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"movdqa %%xmm0,%%xmm8 \n"
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"punpckldq %%xmm4,%%xmm0 \n"
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"movlpd %%xmm0,(%1) \n" // Write back U channel
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"movhpd %%xmm0,(%2) \n" // Write back V channel
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"punpckhdq %%xmm4,%%xmm8 \n"
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"movlpd %%xmm8,(%1,%5) \n"
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"lea (%1,%5,2),%1 \n"
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"movhpd %%xmm8,(%2,%6) \n"
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"lea (%2,%6,2),%2 \n"
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"movdqa %%xmm2,%%xmm8 \n"
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"punpckldq %%xmm6,%%xmm2 \n"
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"movlpd %%xmm2,(%1) \n"
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"movhpd %%xmm2,(%2) \n"
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"punpckhdq %%xmm6,%%xmm8 \n"
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"movlpd %%xmm8,(%1,%5) \n"
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"lea (%1,%5,2),%1 \n"
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"movhpd %%xmm8,(%2,%6) \n"
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"lea (%2,%6,2),%2 \n"
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"movdqa %%xmm1,%%xmm8 \n"
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"punpckldq %%xmm5,%%xmm1 \n"
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"movlpd %%xmm1,(%1) \n"
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"movhpd %%xmm1,(%2) \n"
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"punpckhdq %%xmm5,%%xmm8 \n"
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"movlpd %%xmm8,(%1,%5) \n"
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"lea (%1,%5,2),%1 \n"
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"movhpd %%xmm8,(%2,%6) \n"
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"lea (%2,%6,2),%2 \n"
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"movdqa %%xmm3,%%xmm8 \n"
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"punpckldq %%xmm7,%%xmm3 \n"
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"movlpd %%xmm3,(%1) \n"
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"movhpd %%xmm3,(%2) \n"
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"punpckhdq %%xmm7,%%xmm8 \n"
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"sub $0x8,%3 \n"
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"movlpd %%xmm8,(%1,%5) \n"
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"lea (%1,%5,2),%1 \n"
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"movhpd %%xmm8,(%2,%6) \n"
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"lea (%2,%6,2),%2 \n"
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"jg 1b \n"
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: "+r"(src), // %0
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"+r"(dst_a), // %1
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"+r"(dst_b), // %2
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"+r"(width) // %3
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: "r"((intptr_t)(src_stride)), // %4
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"r"((intptr_t)(dst_stride_a)), // %5
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"r"((intptr_t)(dst_stride_b)) // %6
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: "memory", "cc", "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6",
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"xmm7", "xmm8", "xmm9");
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}
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#endif // defined(HAS_TRANSPOSEUVWX8_SSE2)
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#endif // defined(__x86_64__) || defined(__i386__)
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#ifdef __cplusplus
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} // extern "C"
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} // namespace libyuv
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#endif
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