47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
|
// REQUIRES: x86-64-registered-target
|
||
|
|
// RUN: %clang_cc1 %s -triple x86_64-apple-darwin10 -fasm-blocks -emit-llvm -o - | FileCheck %s
|
||
|
|
|
||
|
|
void t1() {
|
||
|
|
int var = 10;
|
||
|
|
__asm mov rax, offset var ; rax = address of myvar
|
||
|
|
// CHECK: t1
|
||
|
|
// CHECK: call void asm sideeffect inteldialect "mov rax, $0", "r,~{rax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
|
||
|
|
}
|
||
|
|
|
||
|
|
void t2() {
|
||
|
|
int var = 10;
|
||
|
|
__asm mov [eax], offset var
|
||
|
|
// CHECK: t2
|
||
|
|
// CHECK: call void asm sideeffect inteldialect "mov [eax], $0", "r,~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}})
|
||
|
|
}
|
||
|
|
|
||
|
|
struct t3_type { int a, b; };
|
||
|
|
|
||
|
|
int t3() {
|
||
|
|
struct t3_type foo;
|
||
|
|
foo.a = 1;
|
||
|
|
foo.b = 2;
|
||
|
|
__asm {
|
||
|
|
lea ebx, foo
|
||
|
|
mov eax, [ebx].0
|
||
|
|
mov [ebx].4, ecx
|
||
|
|
}
|
||
|
|
return foo.b;
|
||
|
|
// CHECK: t3
|
||
|
|
// CHECK: call void asm sideeffect inteldialect "lea ebx, qword ptr $0\0A\09mov eax, [ebx].0\0A\09mov [ebx].4, ecx", "*m,~{eax},~{ebx},~{dirflag},~{fpsr},~{flags}"(%struct.t3_type* %{{.*}})
|
||
|
|
}
|
||
|
|
|
||
|
|
int t4() {
|
||
|
|
struct t3_type foo;
|
||
|
|
foo.a = 1;
|
||
|
|
foo.b = 2;
|
||
|
|
__asm {
|
||
|
|
lea ebx, foo
|
||
|
|
mov eax, [ebx].foo.a
|
||
|
|
mov [ebx].foo.b, ecx
|
||
|
|
}
|
||
|
|
return foo.b;
|
||
|
|
// CHECK: t4
|
||
|
|
// CHECK: call void asm sideeffect inteldialect "lea ebx, qword ptr $0\0A\09mov eax, [ebx].0\0A\09mov [ebx].4, ecx", "*m,~{eax},~{ebx},~{dirflag},~{fpsr},~{flags}"(%struct.t3_type* %{{.*}})
|
||
|
|
}
|