| Chad Rosier | 48a05b9 | 2012-08-08 21:15:52 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 %s -triple x86_64-apple-darwin10 -O0 -fms-extensions -fenable-experimental-ms-inline-asm -w -emit-llvm -o - | FileCheck %s |
| Chad Rosier | b64f310 | 2012-08-08 20:37:31 +0000 | [diff] [blame] | 2 | |
| 3 | void t1() { |
| 4 | // CHECK: @t1 |
| Chad Rosier | 74896e0 | 2012-08-10 00:00:34 +0000 | [diff] [blame] | 5 | // CHECK: call void asm sideeffect "", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| Chad Rosier | b64f310 | 2012-08-08 20:37:31 +0000 | [diff] [blame] | 6 | // CHECK: ret void |
| 7 | __asm {} |
| 8 | } |
| Chad Rosier | 265f538 | 2012-08-13 20:32:07 +0000 | [diff] [blame] | 9 | |
| 10 | void t2() { |
| 11 | // CHECK: @t2 |
| Chad Rosier | 21ef711 | 2012-08-14 19:22:06 +0000 | [diff] [blame] | 12 | // CHECK: call void asm sideeffect "nop", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| 13 | // CHECK: call void asm sideeffect "nop", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| 14 | // CHECK: call void asm sideeffect "nop", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| Chad Rosier | 265f538 | 2012-08-13 20:32:07 +0000 | [diff] [blame] | 15 | // CHECK: ret void |
| 16 | __asm nop |
| 17 | __asm nop |
| 18 | __asm nop |
| 19 | } |
| 20 | |
| 21 | void t3() { |
| 22 | // CHECK: @t3 |
| Chad Rosier | f37e421 | 2012-08-15 21:03:27 +0000 | [diff] [blame^] | 23 | // CHECK: call void asm sideeffect "nop\0Anop\0Anop", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| Chad Rosier | 265f538 | 2012-08-13 20:32:07 +0000 | [diff] [blame] | 24 | // CHECK: ret void |
| 25 | __asm nop __asm nop __asm nop |
| 26 | } |
| 27 | |
| 28 | void t4(void) { |
| 29 | // CHECK: @t4 |
| Chad Rosier | 5aad79f | 2012-08-15 18:12:36 +0000 | [diff] [blame] | 30 | // CHECK: call void asm sideeffect "mov ebx, eax", "~{ebx},~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| 31 | // CHECK: call void asm sideeffect "mov ecx, ebx", "~{ecx},~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| Chad Rosier | 265f538 | 2012-08-13 20:32:07 +0000 | [diff] [blame] | 32 | // CHECK: ret void |
| 33 | __asm mov ebx, eax |
| 34 | __asm mov ecx, ebx |
| 35 | } |
| 36 | |
| 37 | void t5(void) { |
| 38 | // CHECK: @t5 |
| Chad Rosier | f37e421 | 2012-08-15 21:03:27 +0000 | [diff] [blame^] | 39 | // CHECK: call void asm sideeffect "mov ebx, eax\0Amov ecx, ebx", "~{ebx},~{ecx},~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| Chad Rosier | 265f538 | 2012-08-13 20:32:07 +0000 | [diff] [blame] | 40 | // CHECK: ret void |
| 41 | __asm mov ebx, eax __asm mov ecx, ebx |
| 42 | } |
| Chad Rosier | 27ef16b | 2012-08-14 23:48:41 +0000 | [diff] [blame] | 43 | |
| 44 | void t6(void) { |
| 45 | __asm int 0x2c |
| 46 | // CHECK: t6 |
| 47 | // CHECK: call void asm sideeffect "int 0x2c", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| 48 | } |
| 49 | |
| 50 | void* t7(void) { |
| 51 | __asm mov eax, fs:[0x10] |
| 52 | // CHECK: t7 |
| 53 | // CHECK: call void asm sideeffect "mov eax, fs:[0x10]", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| 54 | } |
| 55 | |
| 56 | void t8() { |
| 57 | __asm { |
| 58 | int 0x2c ; } asm comments are fun! }{ |
| 59 | } |
| 60 | __asm {} |
| 61 | // CHECK: t8 |
| 62 | // CHECK: call void asm sideeffect "int 0x2c", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| 63 | // CHECK: call void asm sideeffect "", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| 64 | } |
| 65 | int t9() { |
| 66 | __asm int 3 ; } comments for single-line asm |
| 67 | __asm {} |
| 68 | __asm int 4 |
| 69 | return 10; |
| 70 | // CHECK: t9 |
| 71 | // CHECK: call void asm sideeffect "int 3", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| 72 | // CHECK: call void asm sideeffect "", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| 73 | // CHECK: call void asm sideeffect "int 4", "~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| 74 | // CHECK: ret i32 10 |
| 75 | } |
| 76 | void t10() { |
| 77 | __asm { |
| 78 | push ebx |
| 79 | mov ebx, 0x07 |
| 80 | pop ebx |
| 81 | } |
| 82 | // CHECK: t10 |
| Chad Rosier | 5aad79f | 2012-08-15 18:12:36 +0000 | [diff] [blame] | 83 | // CHECK: call void asm sideeffect "push ebx\0Amov ebx, 0x07\0Apop ebx", "~{ebx},~{ebx},~{dirflag},~{fpsr},~{flags}"() nounwind ia_nsdialect |
| Chad Rosier | 27ef16b | 2012-08-14 23:48:41 +0000 | [diff] [blame] | 84 | } |