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llvm-project/clang/test/CodeGen/bitfield-access-unit.c
Nathan Sidwell 69d861e132
[clang] Move tailclipping to bitfield allocation (#87090) 
Move bitfield access clipping to bitfield access computation.
2024-04-15 16:55:58 -04:00

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// Check arches with 32bit ints. (Not you, AVR & MSP430)
// Configs that have cheap unaligned access
// 64-bit Little Endian
// RUN: %clang_cc1 -triple=aarch64-apple-darwin %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX64,CHECK-64,LAYOUT-64-DWN %s
// RUN: %clang_cc1 -triple=aarch64-linux-gnu %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX64,CHECK-64,LAYOUT-64,LAYOUT-64-FLEX %s
// RUN: %clang_cc1 -triple=loongarch64-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX64,CHECK-64,LAYOUT-64,LAYOUT-64-FLEX %s
// RUN: %clang_cc1 -triple=ve-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX64 %s
// RUN: %clang_cc1 -triple=wasm64 %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX64 %s
// RUN: %clang_cc1 -triple=x86_64-linux-gnu %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX64,CHECK-64,LAYOUT-64,LAYOUT-64-FLEX %s
// 64-bit Big Endian
// RUN: %clang_cc1 -triple=powerpc64-linux-gnu %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX64,CHECK-64,LAYOUT-64,LAYOUT-64-FLEX %s
// RUN: %clang_cc1 -triple=systemz %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX64,CHECK-64,LAYOUT-64,LAYOUT-64-FLEX %s
// 32-bit Little Endian
// RUN: %clang_cc1 -triple=arm-apple-darwin %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT-DWN32,LAYOUT-DWN32-FLEX %s
// RUN: %clang_cc1 -triple=arm-none-eabi %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX32 %s
// RUN: %clang_cc1 -triple=i686-linux-gnu %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX32 %s
// RUN: %clang_cc1 -triple=powerpcle-linux-gnu %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX32 %s
// RUN: %clang_cc1 -triple=wasm32 %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX32 %s
// 32-bit Big Endian
// RUN: %clang_cc1 -triple=powerpc-linux-gnu %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-FLEX,LAYOUT-FLEX32 %s
// Configs that have expensive unaligned access
// 64-bit Little Endian
// RUN: %clang_cc1 -triple=aarch64-linux-gnu %s -target-feature +strict-align -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT,CHECK-64,LAYOUT-64,LAYOUT-64-STRICT %s
// RUN: %clang_cc1 -triple=amdgcn-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT,CHECK-64,LAYOUT-64,LAYOUT-64-STRICT %s
// RUN: %clang_cc1 -triple=loongarch64-elf -target-feature -ual %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT,CHECK-64,LAYOUT-64,LAYOUT-64-STRICT %s
// RUN: %clang_cc1 -triple=riscv64 %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT,CHECK-64,LAYOUT-64,LAYOUT-64-STRICT %s
// 64-big Big endian
// RUN: %clang_cc1 -triple=mips64-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT,CHECK-64,LAYOUT-64,LAYOUT-64-STRICT %s
// 32-bit Little Endian
// RUN: %clang_cc1 -triple=arc-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=arm-apple-darwin %s -target-feature +strict-align -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT-DWN32,LAYOUT-DWN32-STRICT %s
// RUN: %clang_cc1 -triple=arm-none-eabi %s -target-feature +strict-align -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=bpf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=csky %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=hexagon-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=loongarch32-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=nvptx-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=riscv32 %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=spir-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=xcore-none-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// 32-bit Big Endian
// RUN: %clang_cc1 -triple=lanai-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=mips-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=sparc-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// RUN: %clang_cc1 -triple=tce-elf %s -emit-llvm -o /dev/null -fdump-record-layouts-simple | FileCheck --check-prefixes CHECK,LAYOUT,LAYOUT-STRICT %s
// Both le64-elf and m68-elf are strict alignment ISAs with 4-byte aligned
// 64-bit or 2-byte aligned 32-bit integer types. This more compex to describe here.
// If unaligned access is expensive don't stick these together.
struct A {
char a : 7;
char b : 7;
} a;
// CHECK-LABEL: LLVMType:%struct.A =
// LAYOUT-FLEX-SAME: type { i16 }
// LAYOUT-STRICT-SAME: type { i8, i8 }
// LAYOUT-DWN32-SAME: type { i16 }
// CHECK: BitFields:[
// LAYOUT-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:0
// LAYOUT-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:0
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:8 StorageOffset:0
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:8 StorageOffset:1
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:0
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:0
// CHECK-NEXT: ]>
// But do here.
struct __attribute__((aligned(2))) B {
char a : 7;
char b : 7;
} b;
// CHECK-LABEL: LLVMType:%struct.B =
// LAYOUT-SAME: type { i16 }
// LAYOUT-DWN32-SAME: type { i16 }
// CHECK: BitFields:[
// LAYOUT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:0
// LAYOUT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:0
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:0
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:0
// CHECK-NEXT: ]>
// Not here -- poor alignment within struct
struct C {
int f1;
char f2;
char a : 7;
char b : 7;
} c;
// CHECK-LABEL: LLVMType:%struct.C =
// LAYOUT-FLEX-SAME: type <{ i32, i8, i16, i8 }>
// LAYOUT-STRICT-SAME: type { i32, i8, i8, i8 }
// LAYOUT-DWN32-SAME: type <{ i32, i8, i16, i8 }>
// CHECK: BitFields:[
// LAYOUT-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:5
// LAYOUT-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:5
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:8 StorageOffset:5
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:8 StorageOffset:6
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:5
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:16 StorageOffset:5
// CHECK-NEXT: ]>
// Not here, we're packed
struct __attribute__((packed)) D {
int f1;
int a : 8;
int b : 8;
char _;
} d;
// CHECK-LABEL: LLVMType:%struct.D =
// LAYOUT-FLEX-SAME: type <{ i32, i16, i8 }>
// LAYOUT-STRICT-SAME: type <{ i32, i8, i8, i8 }>
// LAYOUT-DWN32-FLEX-SAME: type <{ i32, i16, i8 }>
// LAYOUT-DWN32-STRICT-SAME: type <{ i32, i8, i8, i8 }>
// CHECK: BitFields:[
// LAYOUT-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:16 StorageOffset:4
// LAYOUT-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:16 StorageOffset:4
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:8 StorageOffset:4
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:8 StorageOffset:5
// LAYOUT-DWN32-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:16 StorageOffset:4
// LAYOUT-DWN32-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:16 StorageOffset:4
// LAYOUT-DWN32-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:8 StorageOffset:4
// LAYOUT-DWN32-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:8 StorageOffset:5
// CHECK-NEXT: ]>
struct E {
char a : 7;
short b : 13;
unsigned c : 12;
} e;
// CHECK-LABEL: LLVMType:%struct.E =
// LAYOUT-FLEX64-SAME: type { i64 }
// LAYOUT-FLEX32-SAME: type { i32, i16 }
// LAYOUT-STRICT-SAME: type { i32, i16 }
// LAYOUT-DWN32-SAME: type { i32 }
// CHECK: BitFields:[
// LAYOUT-FLEX64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-FLEX64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:13 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-FLEX64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:12 IsSigned:0 StorageSize:64 StorageOffset:0
// LAYOUT-FLEX32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-FLEX32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:13 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-FLEX32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:12 IsSigned:0 StorageSize:16 StorageOffset:4
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:13 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:12 IsSigned:0 StorageSize:16 StorageOffset:4
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:13 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:12 IsSigned:0 StorageSize:32 StorageOffset:0
// CHECK-NEXT: ]>
struct F {
char a : 7;
short b : 13;
unsigned c : 12;
signed char d : 7;
} f;
// CHECK-LABEL: LLVMType:%struct.F =
// LAYOUT-FLEX64-SAME: type { i64 }
// LAYOUT-FLEX32-SAME: type { i32, i32 }
// LAYOUT-STRICT-SAME: type { i32, i32 }
// LAYOUT-DWN32-SAME: type <{ i32, i8 }>
// CHECK: BitFields:[
// LAYOUT-FLEX64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-FLEX64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:13 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-FLEX64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:12 IsSigned:0 StorageSize:64 StorageOffset:0
// LAYOUT-FLEX64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-FLEX32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-FLEX32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:13 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-FLEX32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:12 IsSigned:0 StorageSize:32 StorageOffset:4
// LAYOUT-FLEX32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:32 StorageOffset:4
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:13 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:12 IsSigned:0 StorageSize:32 StorageOffset:4
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:32 StorageOffset:4
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:13 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:12 IsSigned:0 StorageSize:32 StorageOffset:0
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:8 StorageOffset:4
// CHECK-NEXT: ]>
struct G {
char a : 7;
short b : 13;
unsigned c : 12;
signed char d : 7;
signed char e;
} g;
// CHECK-LABEL: LLVMType:%struct.G =
// LAYOUT-SAME: type { i32, i16, i8, i8 }
// LAYOUT-DWN32-SAME: type <{ i32, i8, i8 }>
// CHECK: BitFields:[
// LAYOUT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:13 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:12 IsSigned:0 StorageSize:16 StorageOffset:4
// LAYOUT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:8 StorageOffset:6
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:13 IsSigned:1 StorageSize:32 StorageOffset:0
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:12 IsSigned:0 StorageSize:32 StorageOffset:0
// LAYOUT-DWN32-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:8 StorageOffset:4
// CHECK-NEXT: ]>
struct __attribute__((aligned(8))) H {
char a;
unsigned b : 24; // on expensive alignment we want this to stay 24
unsigned c __attribute__((aligned(8))); // Think 'long long' or lp64 ptr
} h;
// CHECK-LABEL: LLVMType:%struct.H =
// LAYOUT-FLEX-SAME: type <{ i8, i32, [3 x i8], i32, [4 x i8] }>
// LAYOUT-STRICT-SAME: type { i8, [3 x i8], [4 x i8], i32, [4 x i8] }
// LAYOUT-DWN32-FLEX-SAME: type <{ i8, i32, [3 x i8], i32, [4 x i8] }>
// LAYOUT-DWN32-STRICT-SAME: type { i8, [3 x i8], [4 x i8], i32, [4 x i8] }
// CHECK: BitFields:[
// LAYOUT-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:24 IsSigned:0 StorageSize:32 StorageOffset:1
// LAYOUT-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:24 IsSigned:0 StorageSize:24 StorageOffset:1
// LAYOUT-DWN32-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:24 IsSigned:0 StorageSize:32 StorageOffset:1
// LAYOUT-DWN32-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:24 IsSigned:0 StorageSize:24 StorageOffset:1
// CHECK-NEXT: ]>
#if _LP64
struct A64 {
int a : 16;
short b : 8;
long c : 16;
int d : 16;
signed char e : 8;
} a64;
// CHECK-64-LABEL: LLVMType:%struct.A64 =
// LAYOUT-64-SAME: type { i64 }
// LAYOUT-64-DWN-SAME: type { i64 }
// CHECK-64: BitFields:[
// LAYOUT-64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:64 StorageOffset:0
// CHECK-64-NEXT: ]>
struct B64 {
int a : 16;
short b : 8;
long c : 16;
int d : 16;
signed char e; // not a bitfield
} b64;
// CHECK-64-LABEL: LLVMType:%struct.B64 =
// LAYOUT-64-FLEX-SAME: type <{ i16, i8, i32, i8 }>
// LAYOUT-64-STRICT-SAME: type <{ i16, i8, i16, i16, i8 }>
// LAYOUT-64-DWN-SAME: type <{ i16, i8, i32, i8 }>
// CHECK-64: BitFields:[
// LAYOUT-64-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:16 StorageOffset:0
// LAYOUT-64-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:8 StorageOffset:2
// LAYOUT-64-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:32 StorageOffset:3
// LAYOUT-64-FLEX-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:32 StorageOffset:3
// LAYOUT-64-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:16 StorageOffset:0
// LAYOUT-64-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:8 StorageOffset:2
// LAYOUT-64-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:16 StorageOffset:3
// LAYOUT-64-STRICT-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:16 StorageOffset:5
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:16 StorageOffset:0
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:8 StorageOffset:2
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:32 StorageOffset:3
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:32 StorageOffset:3
// CHECK-64-NEXT: ]>
struct C64 {
int a : 15;
short b : 8;
long c : 16;
int d : 15;
signed char e : 7;
} c64;
// CHECK-64-LABEL: LLVMType:%struct.C64 =
// LAYOUT-64-SAME: type { i64 }
// LAYOUT-64-DWN-SAME: type { i64 }
// CHECK-64: BitFields:[
// LAYOUT-64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:15 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:15 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:15 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:8 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:16 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:15 IsSigned:1 StorageSize:64 StorageOffset:0
// LAYOUT-64-DWN-NEXT: <CGBitFieldInfo Offset:{{[0-9]+}} Size:7 IsSigned:1 StorageSize:64 StorageOffset:0
// CHECK-64-NEXT: ]>
#endif
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