blob: eb7f990477bc0415a923e3ca206469205894fb57 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
|
/* Test for #pragma assembly extension generations. */
/* { dg-do compile } */
/* { dg-require-effective-target arm_arch_v8a_ok } */
/* { dg-add-options arm_arch_v8a } */
/* { dg-additional-options "-std=gnu99" } */
#include <stdint.h>
extern uint32_t bar();
#pragma GCC push_options
#pragma GCC target("arch=armv8-a+simd+crc")
uint32_t crc32cw(uint32_t crc, uint32_t val)
{
uint32_t res;
asm("crc32cw %0, %1, %2" : "=r"(res) : "r"(crc), "r"(val));
return res;
}
#pragma GCC pop_options
uint32_t restored ()
{
return bar();
}
/* { dg-final { scan-assembler-times {\.arch\s+armv8-a} 3 } } */
/* { dg-final { scan-assembler-times {\.arch_extension\s+crc} 1 } } */
|
