| Nick Lewycky | f0438e7 | 2010-11-30 01:47:38 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fms-extensions -emit-llvm -o - %s | FileCheck %s |
| 2 | |
| Chris Lattner | 9cbe4f0 | 2011-07-09 17:41:47 +0000 | [diff] [blame] | 3 | // CHECK: %struct.test = type { i32, %struct.nested2, i32 } |
| 4 | // CHECK: %struct.nested2 = type { i32, %struct.nested1, i32 } |
| Nick Lewycky | f0438e7 | 2010-11-30 01:47:38 +0000 | [diff] [blame] | 5 | // CHECK: %struct.nested1 = type { i32, i32 } |
| 6 | typedef struct nested1 { |
| 7 | int a1; |
| 8 | int b1; |
| 9 | } NESTED1; |
| 10 | |
| Nick Lewycky | f0438e7 | 2010-11-30 01:47:38 +0000 | [diff] [blame] | 11 | struct nested2 { |
| 12 | int a; |
| 13 | NESTED1; |
| 14 | int b; |
| 15 | }; |
| 16 | |
| Nick Lewycky | f0438e7 | 2010-11-30 01:47:38 +0000 | [diff] [blame] | 17 | struct test { |
| 18 | int x; |
| 19 | struct nested2; |
| 20 | int y; |
| 21 | }; |
| 22 | |
| 23 | |
| 24 | void foo() |
| 25 | { |
| 26 | // CHECK: %var = alloca %struct.test, align 4 |
| 27 | struct test var; |
| 28 | |
| 29 | // CHECK: getelementptr inbounds %struct.test* %var, i32 0, i32 1 |
| 30 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 0 |
| 31 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 32 | var.a; |
| 33 | |
| 34 | // CHECK-NEXT: getelementptr inbounds %struct.test* %var, i32 0, i32 1 |
| 35 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 2 |
| 36 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 37 | var.b; |
| 38 | |
| 39 | // CHECK-NEXT: getelementptr inbounds %struct.test* %var, i32 0, i32 1 |
| 40 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 1 |
| 41 | // CHECK-NEXT: getelementptr inbounds %struct.nested1* %{{.*}}, i32 0, i32 0 |
| 42 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 43 | var.a1; |
| 44 | |
| 45 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}var, i32 0, i32 1 |
| 46 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 1 |
| 47 | // CHECK-NEXT: getelementptr inbounds %struct.nested1* %{{.*}}, i32 0, i32 1 |
| 48 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 49 | var.b1; |
| 50 | |
| 51 | // CHECK-NEXT: getelementptr inbounds %struct.test* %var, i32 0, i32 0 |
| 52 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 53 | var.x; |
| 54 | |
| 55 | // CHECK-NEXT: getelementptr inbounds %struct.test* %var, i32 0, i32 2 |
| 56 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 57 | var.y; |
| 58 | } |
| 59 | |
| 60 | void foo2(struct test* var) |
| 61 | { |
| 62 | // CHECK: alloca %struct.test*, align |
| 63 | // CHECK-NEXT: store %struct.test* %var, %struct.test** %{{.*}}, align |
| 64 | // CHECK-NEXT: load %struct.test** %{{.*}}, align |
| 65 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 1 |
| 66 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 0 |
| 67 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 68 | var->a; |
| 69 | |
| 70 | // CHECK-NEXT: load %struct.test** %{{.*}}, align |
| 71 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 1 |
| 72 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 2 |
| 73 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 74 | var->b; |
| 75 | |
| 76 | // CHECK-NEXT: load %struct.test** %{{.*}}, align |
| 77 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 1 |
| 78 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 1 |
| 79 | // CHECK-NEXT: getelementptr inbounds %struct.nested1* %{{.*}}, i32 0, i32 0 |
| 80 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 81 | var->a1; |
| 82 | |
| 83 | // CHECK-NEXT: load %struct.test** %{{.*}}, align |
| 84 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 1 |
| 85 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 1 |
| 86 | // CHECK-NEXT: getelementptr inbounds %struct.nested1* %{{.*}}, i32 0, i32 1 |
| 87 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 88 | var->b1; |
| 89 | |
| 90 | // CHECK-NEXT: load %struct.test** %{{.*}}, align |
| 91 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 0 |
| 92 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 93 | var->x; |
| 94 | |
| 95 | // CHECK-NEXT: load %struct.test** %{{.*}}, align |
| 96 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 2 |
| 97 | // CHECK-NEXT: load i32* %{{.*}}, align 4 |
| 98 | var->y; |
| 99 | } |