1// RUN: %clang_cc1 -triple nvptx-unknown-unknown -O3 -S -o - %s -emit-llvm | FileCheck %s
2// RUN: %clang_cc1 -triple nvptx64-unknown-unknown -O3 -S -o - %s -emit-llvm | FileCheck %s
3
4void constraints() {
5  char           c;
6  unsigned char  uc;
7  short          s;
8  unsigned short us;
9  int            i;
10  unsigned int   ui;
11  long           l;
12  unsigned long  ul;
13  float          f;
14  double         d;
15
16  // CHECK: i8 asm sideeffect "mov.b8 $0, $1;", "=c,c"
17  asm volatile ("mov.b8 %0, %1;" : "=c"(c) : "c"(c));
18  // CHECK: i8 asm sideeffect "mov.b8 $0, $1;", "=c,c"
19  asm volatile ("mov.b8 %0, %1;" : "=c"(uc) : "c"(uc));
20
21  // CHECK: i16 asm sideeffect "mov.b16 $0, $1;", "=h,h"
22  asm volatile ("mov.b16 %0, %1;" : "=h"(s) : "h"(s));
23  // CHECK: i16 asm sideeffect "mov.b16 $0, $1;", "=h,h"
24  asm volatile ("mov.b16 %0, %1;" : "=h"(us) : "h"(us));
25
26  // CHECK: i32 asm sideeffect "mov.b32 $0, $1;", "=r,r"
27  asm volatile ("mov.b32 %0, %1;" : "=r"(i) : "r"(i));
28  // CHECK: i32 asm sideeffect "mov.b32 $0, $1;", "=r,r"
29  asm volatile ("mov.b32 %0, %1;" : "=r"(ui) : "r"(ui));
30
31  // CHECK: i64 asm sideeffect "mov.b64 $0, $1;", "=l,l"
32  asm volatile ("mov.b64 %0, %1;" : "=l"(l) : "l"(l));
33  // CHECK: i64 asm sideeffect "mov.b64 $0, $1;", "=l,l"
34  asm volatile ("mov.b64 %0, %1;" : "=l"(ul) : "l"(ul));
35
36  // CHECK: float asm sideeffect "mov.b32 $0, $1;", "=f,f"
37  asm volatile ("mov.b32 %0, %1;" : "=f"(f) : "f"(f));
38  // CHECK: double asm sideeffect "mov.b64 $0, $1;", "=d,d"
39  asm volatile ("mov.b64 %0, %1;" : "=d"(d) : "d"(d));
40}
41