| Francois Pichet | 8e161ed | 2010-11-23 06:07:27 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fms-extensions -emit-llvm -o - %s | FileCheck %s
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| 2 |
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| 3 | // CHECK: %struct.nested1 = type { i32, i32 }
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| 4 | typedef struct nested1 {
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| Francois Pichet | 02a8078 | 2010-11-23 07:15:13 +0000 | [diff] [blame] | 5 | int a1;
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| 6 | int b1;
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| Francois Pichet | 8e161ed | 2010-11-23 06:07:27 +0000 | [diff] [blame] | 7 | } NESTED1;
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| 8 |
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| 9 | // CHECK: %struct.nested2 = type { i32, %struct.nested1, i32 }
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| 10 | struct nested2 {
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| Francois Pichet | 02a8078 | 2010-11-23 07:15:13 +0000 | [diff] [blame] | 11 | int a;
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| Francois Pichet | 8e161ed | 2010-11-23 06:07:27 +0000 | [diff] [blame] | 12 | NESTED1;
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| Francois Pichet | 02a8078 | 2010-11-23 07:15:13 +0000 | [diff] [blame] | 13 | int b;
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| Francois Pichet | 8e161ed | 2010-11-23 06:07:27 +0000 | [diff] [blame] | 14 | };
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| 15 |
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| 16 | // CHECK: %struct.test = type { i32, %struct.nested2, i32 }
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| 17 | struct test {
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| 18 | int x;
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| 19 | struct nested2;
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| 20 | int y;
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| 21 | };
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| 22 |
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| 23 |
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| 24 | void foo()
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| 25 | {
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| 26 | // CHECK: %var = alloca %struct.test, align 4
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| 27 | struct test var;
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| 28 |
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| 29 | // CHECK: getelementptr inbounds %struct.test* %var, i32 0, i32 1
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| 30 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 0
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| 31 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 32 | var.a;
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| 33 |
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| 34 | // CHECK-NEXT: getelementptr inbounds %struct.test* %var, i32 0, i32 1
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| 35 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 2
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| 36 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 37 | var.b;
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| 38 |
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| 39 | // CHECK-NEXT: getelementptr inbounds %struct.test* %var, i32 0, i32 1
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| 40 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 1
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| 41 | // CHECK-NEXT: getelementptr inbounds %struct.nested1* %{{.*}}, i32 0, i32 0
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| 42 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 43 | var.a1;
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| 44 |
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| 45 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}var, i32 0, i32 1
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| 46 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 1
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| 47 | // CHECK-NEXT: getelementptr inbounds %struct.nested1* %{{.*}}, i32 0, i32 1
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| 48 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 49 | var.b1;
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| 50 |
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| 51 | // CHECK-NEXT: getelementptr inbounds %struct.test* %var, i32 0, i32 0
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| 52 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 53 | var.x;
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| 54 |
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| 55 | // CHECK-NEXT: getelementptr inbounds %struct.test* %var, i32 0, i32 2
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| 56 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 57 | var.y;
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| 58 | }
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| 59 |
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| 60 | void foo2(struct test* var)
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| 61 | {
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| John McCall | 6c6feac | 2010-11-23 10:15:48 +0000 | [diff] [blame] | 62 | // CHECK: alloca %struct.test*, align
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| 63 | // CHECK-NEXT: store %struct.test* %var, %struct.test** %{{.*}}, align
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| 64 | // CHECK-NEXT: load %struct.test** %{{.*}}, align
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| Francois Pichet | 8e161ed | 2010-11-23 06:07:27 +0000 | [diff] [blame] | 65 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 1
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| 66 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 0
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| 67 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 68 | var->a;
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| 69 |
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| John McCall | 6c6feac | 2010-11-23 10:15:48 +0000 | [diff] [blame] | 70 | // CHECK-NEXT: load %struct.test** %{{.*}}, align
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| Francois Pichet | 8e161ed | 2010-11-23 06:07:27 +0000 | [diff] [blame] | 71 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 1
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| 72 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 2
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| 73 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 74 | var->b;
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| 75 |
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| John McCall | 6c6feac | 2010-11-23 10:15:48 +0000 | [diff] [blame] | 76 | // CHECK-NEXT: load %struct.test** %{{.*}}, align
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| Francois Pichet | 8e161ed | 2010-11-23 06:07:27 +0000 | [diff] [blame] | 77 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 1
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| 78 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 1
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| 79 | // CHECK-NEXT: getelementptr inbounds %struct.nested1* %{{.*}}, i32 0, i32 0
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| 80 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 81 | var->a1;
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| 82 |
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| John McCall | 6c6feac | 2010-11-23 10:15:48 +0000 | [diff] [blame] | 83 | // CHECK-NEXT: load %struct.test** %{{.*}}, align
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| Francois Pichet | 8e161ed | 2010-11-23 06:07:27 +0000 | [diff] [blame] | 84 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 1
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| 85 | // CHECK-NEXT: getelementptr inbounds %struct.nested2* %{{.*}}, i32 0, i32 1
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| 86 | // CHECK-NEXT: getelementptr inbounds %struct.nested1* %{{.*}}, i32 0, i32 1
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| 87 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 88 | var->b1;
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| 89 |
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| John McCall | 6c6feac | 2010-11-23 10:15:48 +0000 | [diff] [blame] | 90 | // CHECK-NEXT: load %struct.test** %{{.*}}, align
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| Francois Pichet | 8e161ed | 2010-11-23 06:07:27 +0000 | [diff] [blame] | 91 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 0
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| 92 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 93 | var->x;
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| 94 |
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| John McCall | 6c6feac | 2010-11-23 10:15:48 +0000 | [diff] [blame] | 95 | // CHECK-NEXT: load %struct.test** %{{.*}}, align
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| Francois Pichet | 8e161ed | 2010-11-23 06:07:27 +0000 | [diff] [blame] | 96 | // CHECK-NEXT: getelementptr inbounds %struct.test* %{{.*}}, i32 0, i32 2
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| 97 | // CHECK-NEXT: load i32* %{{.*}}, align 4
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| 98 | var->y;
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| 99 | }
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