1/* { dg-do compile } */ 2/* { dg-options "-O1 -mmmx" } */ 3/* { dg-skip-if "no stdint" { vxworks_kernel } } */ 4 5#include <mmintrin.h> 6#include <stddef.h> 7#include <stdint.h> 8 9extern const uint64_t ff_bone; 10 11static inline void transpose4x4(uint8_t *dst, uint8_t *src, ptrdiff_t dst_stride, ptrdiff_t src_stride) { 12 __m64 row0 = _mm_cvtsi32_si64(*(unsigned*)(src + (0 * src_stride))); 13 __m64 row1 = _mm_cvtsi32_si64(*(unsigned*)(src + (1 * src_stride))); 14 __m64 row2 = _mm_cvtsi32_si64(*(unsigned*)(src + (2 * src_stride))); 15 __m64 row3 = _mm_cvtsi32_si64(*(unsigned*)(src + (3 * src_stride))); 16 __m64 tmp0 = _mm_unpacklo_pi8(row0, row1); 17 __m64 tmp1 = _mm_unpacklo_pi8(row2, row3); 18 __m64 row01 = _mm_unpacklo_pi16(tmp0, tmp1); 19 __m64 row23 = _mm_unpackhi_pi16(tmp0, tmp1); 20 *((unsigned*)(dst + (0 * dst_stride))) = _mm_cvtsi64_si32(row01); 21 *((unsigned*)(dst + (1 * dst_stride))) = _mm_cvtsi64_si32(_mm_unpackhi_pi32(row01, row01)); 22 *((unsigned*)(dst + (2 * dst_stride))) = _mm_cvtsi64_si32(row23); 23 *((unsigned*)(dst + (3 * dst_stride))) = _mm_cvtsi64_si32(_mm_unpackhi_pi32(row23, row23)); 24} 25 26static inline void h264_loop_filter_chroma_intra_mmx2(uint8_t *pix, int stride, int alpha1, int beta1) 27{ 28 asm volatile( 29 "" 30 :: "r"(pix-2*stride), "r"(pix), "r"((long)stride), 31 "m"(alpha1), "m"(beta1), "m"(ff_bone) 32 ); 33} 34 35void h264_h_loop_filter_chroma_intra_mmx2(uint8_t *pix, int stride, int alpha, int beta) 36{ 37 38 uint8_t trans[8*4] __attribute__ ((aligned (8))); 39 transpose4x4(trans, pix-2, 8, stride); 40 transpose4x4(trans+4, pix-2+4*stride, 8, stride); 41 h264_loop_filter_chroma_intra_mmx2(trans+2*8, 8, alpha-1, beta-1); 42 transpose4x4(pix-2, trans, stride, 8); 43 transpose4x4(pix-2+4*stride, trans+4, stride, 8); 44} 45