asm_arm64.c
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// RUN: %clang_cc1 -triple arm64-apple-ios -emit-llvm -o - %s | FileCheck %s
// rdar://9167275
int t1()
{
int x;
__asm__("mov %0, 7" : "=r" (x));
return x;
}
long t2()
{
long x;
__asm__("mov %0, 7" : "=r" (x));
return x;
}
long t3()
{
long x;
__asm__("mov %w0, 7" : "=r" (x));
return x;
}
// rdar://9281206
void t4(long op) {
long x1;
asm ("mov x0, %1; svc #0;" : "=r"(x1) :"r"(op),"r"(x1) :"x0" );
}
// rdar://9394290
float t5(float x) {
__asm__("fadd %0, %0, %0" : "+w" (x));
return x;
}
// rdar://9865712
void t6 (void *f, int g) {
// CHECK: t6
// CHECK: call void asm "str $1, $0", "=*Q,r"
asm("str %1, %0" : "=Q"(f) : "r"(g));
}