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