1 /* { dg-do compile } */
2 /* { dg-options "-O2 -mcrc32" } */
3 /* { dg-final { scan-assembler "crc32b\[^\\n\]*eax" } } */
4 /* { dg-final { scan-assembler "crc32w\[^\\n\]*eax" } } */
5 /* { dg-final { scan-assembler "crc32l\[^\\n\]*eax" } } */
6
7 unsigned int
crc32b(unsigned int x,unsigned char y)8 crc32b (unsigned int x, unsigned char y)
9 {
10 return __builtin_ia32_crc32qi (x, y);
11 }
12
13 unsigned int
crc32w(unsigned int x,unsigned short y)14 crc32w (unsigned int x, unsigned short y)
15 {
16 return __builtin_ia32_crc32hi (x, y);
17 }
18
19 unsigned int
crc32d(unsigned int x,unsigned int y)20 crc32d (unsigned int x, unsigned int y)
21 {
22 return __builtin_ia32_crc32si (x, y);
23 }
24