llvm-project/clang/test/CodeGen/nvptx-inlineasm-ptx.c

41 lines
1.5 KiB
C

// RUN: %clang_cc1 -triple nvptx-unknown-unknown -O3 -S -o - %s -emit-llvm | FileCheck %s
// RUN: %clang_cc1 -triple nvptx64-unknown-unknown -O3 -S -o - %s -emit-llvm | FileCheck %s
void constraints() {
char c;
unsigned char uc;
short s;
unsigned short us;
int i;
unsigned int ui;
long long ll;
unsigned long long ull;
float f;
double d;
// CHECK: i8 asm sideeffect "mov.b8 $0, $1;", "=c,c"
asm volatile ("mov.b8 %0, %1;" : "=c"(c) : "c"(c));
// CHECK: i8 asm sideeffect "mov.b8 $0, $1;", "=c,c"
asm volatile ("mov.b8 %0, %1;" : "=c"(uc) : "c"(uc));
// CHECK: i16 asm sideeffect "mov.b16 $0, $1;", "=h,h"
asm volatile ("mov.b16 %0, %1;" : "=h"(s) : "h"(s));
// CHECK: i16 asm sideeffect "mov.b16 $0, $1;", "=h,h"
asm volatile ("mov.b16 %0, %1;" : "=h"(us) : "h"(us));
// CHECK: i32 asm sideeffect "mov.b32 $0, $1;", "=r,r"
asm volatile ("mov.b32 %0, %1;" : "=r"(i) : "r"(i));
// CHECK: i32 asm sideeffect "mov.b32 $0, $1;", "=r,r"
asm volatile ("mov.b32 %0, %1;" : "=r"(ui) : "r"(ui));
// CHECK: i64 asm sideeffect "mov.b64 $0, $1;", "=l,l"
asm volatile ("mov.b64 %0, %1;" : "=l"(ll) : "l"(ll));
// CHECK: i64 asm sideeffect "mov.b64 $0, $1;", "=l,l"
asm volatile ("mov.b64 %0, %1;" : "=l"(ull) : "l"(ull));
// CHECK: float asm sideeffect "mov.b32 $0, $1;", "=f,f"
asm volatile ("mov.b32 %0, %1;" : "=f"(f) : "f"(f));
// CHECK: double asm sideeffect "mov.b64 $0, $1;", "=d,d"
asm volatile ("mov.b64 %0, %1;" : "=d"(d) : "d"(d));
}