1 // RUN: %clang_cc1 -triple arm-none-eabi -fdump-record-layouts-simple -ffreestanding -emit-llvm -o %t %s | FileCheck %s -check-prefixes=LAYOUT,LAYOUT-32
2 // RUN: FileCheck %s -check-prefixes=IR,IR-32 <%t
3 // RUN: %clang_cc1 -triple aarch64 -fdump-record-layouts-simple -ffreestanding -emit-llvm -o %t %s | FileCheck %s -check-prefixes=LAYOUT,LAYOUT-64
4 // RUN: FileCheck %s -check-prefixes=IR,IR-64 <%t
5
6 extern struct T {
7 int b0 : 8;
8 int b1 : 24;
9 int b2 : 1;
10 } g;
11
func(void)12 int func(void) {
13 return g.b1;
14 }
15
16 // IR: @g = external global %struct.T, align 4
17 // IR-32: %{{.*}} = load i32, ptr @g, align 4
18 // IR-64: %{{.*}} = load i64, ptr @g, align 4
19
20 // LAYOUT-LABEL: LLVMType:%struct.T =
21 // LAYOUT-32-SAME: type { i32, i8 }
22 // LAYOUT-64-SAME: type { i64 }
23 // LAYOUT: BitFields:[
24 // LAYOUT-32-NEXT: <CGBitFieldInfo Offset:0 Size:8 IsSigned:1 StorageSize:32 StorageOffset:0
25 // LAYOUT-32-NEXT: <CGBitFieldInfo Offset:8 Size:24 IsSigned:1 StorageSize:32 StorageOffset:0
26 // LAYOUT-32-NEXT: <CGBitFieldInfo Offset:0 Size:1 IsSigned:1 StorageSize:8 StorageOffset:4
27 // LAYOUT-64-NEXT: <CGBitFieldInfo Offset:0 Size:8 IsSigned:1 StorageSize:64 StorageOffset:0
28 // LAYOUT-64-NEXT: <CGBitFieldInfo Offset:8 Size:24 IsSigned:1 StorageSize:64 StorageOffset:0
29 // LAYOUT-64-NEXT: <CGBitFieldInfo Offset:32 Size:1 IsSigned:1 StorageSize:64 StorageOffset:0
30 // LAYOUT-NEXT: ]>
31