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      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 
      4 void 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