1 // REQUIRES: x86-64-registered-target 2 // RUN: %clang_cc1 %s -triple x86_64-apple-darwin10 -O0 -fasm-blocks -emit-llvm -o - | FileCheck %s 3 4 void t1() { 5 int var = 10; 6 __asm mov rax, offset var ; rax = address of myvar 7 // CHECK: t1 8 // CHECK: call void asm sideeffect inteldialect "mov rax, $0", "r,~{rax},~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}}) 9 } 10 11 void t2() { 12 int var = 10; 13 __asm mov [eax], offset var 14 // CHECK: t2 15 // CHECK: call void asm sideeffect inteldialect "mov [eax], $0", "r,~{dirflag},~{fpsr},~{flags}"(i32* %{{.*}}) 16 } 17 18 struct t3_type { int a, b; }; 19 20 int t3() { 21 struct t3_type foo; 22 foo.a = 1; 23 foo.b = 2; 24 __asm { 25 lea ebx, foo 26 mov eax, [ebx].0 27 mov [ebx].4, ecx 28 } 29 return foo.b; 30 // CHECK: t3 31 // 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* %{{.*}}) 32 } 33 34 int t4() { 35 struct t3_type foo; 36 foo.a = 1; 37 foo.b = 2; 38 __asm { 39 lea ebx, foo 40 mov eax, [ebx].foo.a 41 mov [ebx].foo.b, ecx 42 } 43 return foo.b; 44 // CHECK: t4 45 // 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* %{{.*}}) 46 } 47
