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Red Hat Bugzilla – Attachment 157224 Details for
Bug 244575
Problem with gcc i386 register allocation
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The test case
gcc-register.c (text/x-csrc), 944 bytes, created by
Søren Sandmann Pedersen
on 2007-06-17 15:27:03 UTC
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Description:
The test case
Filename:
MIME Type:
Creator:
Søren Sandmann Pedersen
Created:
2007-06-17 15:27:03 UTC
Size:
944 bytes
patch
obsolete
>#include <stdint.h> > >extern int get_src_stride(void); >extern int get_dst_stride(void); > >void >fbCompositeSrc_8888xx888 (uint8_t op, > uint32_t *pSrc, > uint32_t *pMask, > uint32_t *pDst, > int16_t xSrc, > int16_t ySrc, > int16_t xMask, > int16_t yMask, > int16_t xDst, > int16_t yDst, > uint16_t width, > uint16_t height) >{ > uint32_t *dstLine; > register uint32_t *dst; > uint32_t *srcLine; > register uint32_t *src; > int dstStride, srcStride; > uint16_t w; > > src = pSrc; > dst = pDst; > srcStride = get_src_stride(); > dstStride = get_dst_stride(); > dstLine = pDst; > srcLine = pSrc; > > while (height--) > { > dst = dstLine; > dstLine += dstStride; > src = srcLine; > srcLine += srcStride; > w = width; > > while (w--) > { > __asm__ ("# begin inner\n"); > *dst++ = *src++ | 0xFF000000; > __asm__ ("# end inner\n"); > } > } > >}
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