blob: 20648e4cc37560317d3f6861c0d85fb6af9bfc6a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
|
// RUN: %clang_cc1 -triple armv7-apple-darwin9 -emit-llvm -w -o - %s | FileCheck %s
typedef long long int64_t;
typedef unsigned int uint32_t;
int64_t foo(int64_t v, volatile int64_t *p)
{
register uint32_t rl asm("r1");
register uint32_t rh asm("r2");
int64_t r;
uint32_t t;
__asm__ __volatile__( \
"ldrexd%[_rl], %[_rh], [%[_p]]" \
: [_rl] "=&r" (rl), [_rh] "=&r" (rh) \
: [_p] "p" (p) : "memory");
// CHECK: call %0 asm sideeffect "ldrexd$0, $1, [$2]", "={r1},={r2},r,~{memory}"(i64*
return r;
}
|
