24 lines
533 B
C
24 lines
533 B
C
/* { dg-do compile } */
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/* { dg-options "-O2 -mcrc32" } */
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/* { dg-final { scan-assembler "crc32b\[^\\n\]*eax" } } */
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/* { dg-final { scan-assembler "crc32w\[^\\n\]*eax" } } */
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/* { dg-final { scan-assembler "crc32l\[^\\n\]*eax" } } */
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unsigned int
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crc32b (unsigned int x, unsigned char y)
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{
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return __builtin_ia32_crc32qi (x, y);
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}
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unsigned int
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crc32w (unsigned int x, unsigned short y)
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{
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return __builtin_ia32_crc32hi (x, y);
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}
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unsigned int
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crc32d (unsigned int x, unsigned int y)
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{
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return __builtin_ia32_crc32si (x, y);
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}
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