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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [testsuite/] [gcc.target/] [alpha/] [pr19518.c] - Rev 20
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/* { dg-do compile } */ /* { dg-options "-O2 -mcpu=ev67" } */ typedef short INT16; typedef unsigned int CARD32; typedef unsigned short CARD16; typedef unsigned char CARD8; typedef struct _Picture *PicturePtr; typedef int FbStride; typedef unsigned long __m64; extern __m64 load8888 (__m64); static __inline __m64 _mm_adds_pu8(__m64 __m1, __m64 __m2) { return __m1 + __builtin_alpha_minsb8(__m2, ~__m1); } static __inline __m64 _mm_packs_pu16(__m64 __m1, __m64 __m2) { __m1 = __builtin_alpha_minuw4(__m1, 0x00ff00ff00ff00ff); __m2 = __builtin_alpha_minuw4(__m2, 0x00ff00ff00ff00ff); return __m1 | (__m2 << 32); } typedef unsigned long long ullong; static __inline__ __m64 pix_multiply(__m64 a) { if (a) return a; } static __inline__ __m64 over(__m64 src, __m64 srca, __m64 dest) { return _mm_adds_pu8(src, pix_multiply(dest)); } void fbCompositeSolid_nx8888mmx(CARD8 op, PicturePtr pSrc, PicturePtr pMask, INT16 yDst, CARD16 width, CARD16 height) { CARD32 src; CARD32 *dstLine, *dst; CARD16 w; FbStride dstStride; __m64 vsrc, vsrca; vsrc = load8888(src); while (height--) { dst = dstLine; dstLine += dstStride; while (w && (unsigned long) dst & 7) { *dst = _mm_packs_pu16(_mm_adds_pu8(vsrc, load8888(*dst)), _mm_setzero_si64()); dst++; } while (w >= 2) { __m64 dest0, dest1; *(__m64 *) dst = _mm_packs_pu16(dest0, dest1); w -= 2; } while (w) { *dst = _mm_packs_pu16(_mm_adds_pu8(vsrc, pix_multiply(0)), 0); w--; } } }
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