diff --git a/clang/test/Driver/test-uwtable.cpp b/clang/test/Driver/test-uwtable.cpp new file mode 100644 --- /dev/null +++ b/clang/test/Driver/test-uwtable.cpp @@ -0,0 +1,26 @@ +// This test is added to provide test coverage for the uwtable attribute. It +// aims to make sure that for an X86_64 output compiled with -fexceptions or +// -fno-exceptions, a uwtable attribute is emitted. However, for an AArch64 +// output with -fexceptions a uwtable attribute is emitted, but with +// -fno-exceptions a uwtable attribute is not emitted. + +// RUN: %clang -g -fexceptions --target=x86_64-apple-darwin %s -S -emit-llvm -o - | FileCheck %s --check-prefix=X86_64_UWTABLE_EXCEPTIONS +// X86_64_UWTABLE_EXCEPTIONS: attributes #0 = { {{.*}} uwtable +// X86_64_UWTABLE_EXCEPTIONS: !{{[0-9]+}} = !{i32 7, !"uwtable", i32 2} + +// RUN: %clang -g -fno-exceptions --target=x86_64-apple-darwin %s -S -emit-llvm -o - | FileCheck %s --check-prefix=X86_64_UWTABLE +// X86_64_UWTABLE: attributes #0 = { {{.*}} uwtable +// X86_64_UWTABLE: !{{[0-9]+}} = !{i32 7, !"uwtable", i32 2} + +// RUN: %clang -g -fexceptions --target=arm64-apple-darwin %s -S -emit-llvm -o - | FileCheck %s --check-prefix=ARM64_UWTABLE_EXCEPTIONS +// ARM64_UWTABLE_EXCEPTIONS: attributes #0 = { {{.*}} uwtable +// ARM64_UWTABLE_EXCEPTIONS: !{{[0-9]+}} = !{i32 7, !"uwtable", i32 1} + +// RUN: %clang -g -fno-exceptions --target=arm64-apple-darwin %s -S -emit-llvm -o - | FileCheck %s --check-prefix=ARM64_UWTABLE +// ARM64_UWTABLE-NOT: attributes #0 = { {{.*}} uwtable +// ARM64_UWTABLE-NOT: !{{[0-9]+}} = !{i32 7, !"uwtable", i32 2} +// ARM64_UWTABLE: attributes #0 = + +int main() { + return 1; +} diff --git a/llvm/test/DebugInfo/AArch64/test-fexceptions-debug-frame.ll b/llvm/test/DebugInfo/AArch64/test-fexceptions-debug-frame.ll new file mode 100644 --- /dev/null +++ b/llvm/test/DebugInfo/AArch64/test-fexceptions-debug-frame.ll @@ -0,0 +1,43 @@ +; This test is added to provide test coverage for the +; .cfi_sections .debug_frame intrinsic. It aims to make sure that for a AArch64 +; output compiled with -fexceptions, no .cfi_sections .debug_frame is emitted. + +; RUN: llc --filetype=asm %s -o - | FileCheck %s +; CHECK-NOT: .cfi_sections .debug_frame +; CHECK: .cfi_startproc + + +; ModuleID = 'test.cpp' +source_filename = "test.cpp" +target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" +target triple = "arm64-apple-macosx13.0.0" + +; Function Attrs: noinline norecurse nounwind optnone ssp uwtable(sync) +define i32 @main() #0 !dbg !10 { + %1 = alloca i32, align 4 + store i32 0, ptr %1, align 4 + ret i32 1, !dbg !15 +} + +attributes #0 = { noinline norecurse nounwind optnone ssp uwtable(sync)} + +!llvm.module.flags = !{!0, !1, !2, !3, !4, !5, !6} +!llvm.dbg.cu = !{!7} +!llvm.ident = !{!9} + +!0 = !{i32 2, !"SDK Version", [2 x i32] [i32 14, i32 0]} +!1 = !{i32 7, !"Dwarf Version", i32 4} +!2 = !{i32 2, !"Debug Info Version", i32 3} +!3 = !{i32 1, !"wchar_size", i32 4} +!4 = !{i32 8, !"PIC Level", i32 2} +!5 = !{i32 7, !"uwtable", i32 1} +!6 = !{i32 7, !"frame-pointer", i32 1} +!7 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !8, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None, sysroot: "/Applications/Xcode.app", sdk: "MacOSX.sdk") +!8 = !DIFile(filename: "test.cpp", directory: "/Users/shubham/Development") +!9 = !{!"clang"} +!10 = distinct !DISubprogram(name: "main", scope: !8, file: !8, line: 1, type: !11, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !7, retainedNodes: !14) +!11 = !DISubroutineType(types: !12) +!12 = !{!13} +!13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) +!14 = !{} +!15 = !DILocation(line: 2, column: 5, scope: !10) diff --git a/llvm/test/DebugInfo/AArch64/test-fno-exceptions-debug-frame.ll b/llvm/test/DebugInfo/AArch64/test-fno-exceptions-debug-frame.ll new file mode 100644 --- /dev/null +++ b/llvm/test/DebugInfo/AArch64/test-fno-exceptions-debug-frame.ll @@ -0,0 +1,40 @@ +; This test is added to provide test coverage for the +; .cfi_sections .debug_frame intrinsic. It aims to make sure that for a AArch64 +; output compiled with -fno-exceptions, a .cfi_sections .debug_frame is emitted. + +; RUN: llc --filetype=asm %s -o - | FileCheck %s +; CHECK: .cfi_sections .debug_frame + +; ModuleID = 'test.cpp' +source_filename = "test.cpp" +target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" +target triple = "arm64-apple-macosx13.0.0" + +; Function Attrs: noinline norecurse nounwind optnone ssp +define i32 @main() #0 !dbg !9 { + %1 = alloca i32, align 4 + store i32 0, ptr %1, align 4 + ret i32 1, !dbg !14 +} + +attributes #0 = { noinline norecurse nounwind optnone ssp } + +!llvm.module.flags = !{!0, !1, !2, !3, !4, !5} +!llvm.dbg.cu = !{!6} +!llvm.ident = !{!8} + +!0 = !{i32 2, !"SDK Version", [2 x i32] [i32 14, i32 0]} +!1 = !{i32 7, !"Dwarf Version", i32 4} +!2 = !{i32 2, !"Debug Info Version", i32 3} +!3 = !{i32 1, !"wchar_size", i32 4} +!4 = !{i32 8, !"PIC Level", i32 2} +!5 = !{i32 7, !"frame-pointer", i32 1} +!6 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !7, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None, sysroot: "/Applications/Xcode.app", sdk: "MacOSX.sdk") +!7 = !DIFile(filename: "test.cpp", directory: "/Users/shubham/Development") +!8 = !{!"clang"} +!9 = distinct !DISubprogram(name: "main", scope: !7, file: !7, line: 1, type: !10, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !6, retainedNodes: !13) +!10 = !DISubroutineType(types: !11) +!11 = !{!12} +!12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) +!13 = !{} +!14 = !DILocation(line: 2, column: 5, scope: !9) diff --git a/llvm/test/DebugInfo/X86/test-fexceptions-debug-frame.ll b/llvm/test/DebugInfo/X86/test-fexceptions-debug-frame.ll new file mode 100644 --- /dev/null +++ b/llvm/test/DebugInfo/X86/test-fexceptions-debug-frame.ll @@ -0,0 +1,42 @@ +; This test is added to provide test coverage for the +; .cfi_sections .debug_frame intrinsic. It aims to make sure that for an X86_64 +; output compiled with -fexceptions, no .cfi_sections .debug_frame is emitted. + +; RUN: llc --filetype=asm %s -o - | FileCheck %s +; CHECK-NOT: .cfi_sections .debug_frame +; CHECK: .cfi_startproc + +; ModuleID = 'test.cpp' +source_filename = "test.cpp" +target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-apple-macosx13.0.0" + +; Function Attrs: noinline norecurse nounwind optnone ssp uwtable +define i32 @main() #0 !dbg !10 { + %1 = alloca i32, align 4 + store i32 0, ptr %1, align 4 + ret i32 1, !dbg !15 +} + +attributes #0 = { noinline norecurse nounwind optnone ssp uwtable } + +!llvm.module.flags = !{!0, !1, !2, !3, !4, !5, !6} +!llvm.dbg.cu = !{!7} +!llvm.ident = !{!9} + +!0 = !{i32 2, !"SDK Version", [2 x i32] [i32 14, i32 0]} +!1 = !{i32 7, !"Dwarf Version", i32 4} +!2 = !{i32 2, !"Debug Info Version", i32 3} +!3 = !{i32 1, !"wchar_size", i32 4} +!4 = !{i32 8, !"PIC Level", i32 2} +!5 = !{i32 7, !"uwtable", i32 2} +!6 = !{i32 7, !"frame-pointer", i32 2} +!7 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !8, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None, sysroot: "/Applications/Xcode.app", sdk: "MacOSX.sdk") +!8 = !DIFile(filename: "test.cpp", directory: "/Users/shubham/Development") +!9 = !{!"clang"} +!10 = distinct !DISubprogram(name: "main", scope: !8, file: !8, line: 1, type: !11, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !7, retainedNodes: !14) +!11 = !DISubroutineType(types: !12) +!12 = !{!13} +!13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) +!14 = !{} +!15 = !DILocation(line: 2, column: 5, scope: !10) diff --git a/llvm/test/DebugInfo/X86/test-fno-exceptions-debug-frame.ll b/llvm/test/DebugInfo/X86/test-fno-exceptions-debug-frame.ll new file mode 100644 --- /dev/null +++ b/llvm/test/DebugInfo/X86/test-fno-exceptions-debug-frame.ll @@ -0,0 +1,43 @@ +; This test is added to provide test coverage for the +; .cfi_sections .debug_frame intrinsic. It aims to make sure that for an X86_64 +; output compiled with -fno-exceptions, no .cfi_sections .debug_frame is +; emitted. + +; RUN: llc --filetype=asm %s -o - | FileCheck %s +; CHECK-NOT: .cfi_sections .debug_frame +; CHECK: .cfi_startproc + +; ModuleID = 'test.cpp' +source_filename = "test.cpp" +target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-apple-macosx13.0.0" + +; Function Attrs: noinline norecurse nounwind optnone ssp uwtable +define i32 @main() #0 !dbg !10 { + %1 = alloca i32, align 4 + store i32 0, ptr %1, align 4 + ret i32 1, !dbg !15 +} + +attributes #0 = { noinline norecurse nounwind optnone ssp uwtable } + +!llvm.module.flags = !{!0, !1, !2, !3, !4, !5, !6} +!llvm.dbg.cu = !{!7} +!llvm.ident = !{!9} + +!0 = !{i32 2, !"SDK Version", [2 x i32] [i32 14, i32 0]} +!1 = !{i32 7, !"Dwarf Version", i32 4} +!2 = !{i32 2, !"Debug Info Version", i32 3} +!3 = !{i32 1, !"wchar_size", i32 4} +!4 = !{i32 8, !"PIC Level", i32 2} +!5 = !{i32 7, !"uwtable", i32 2} +!6 = !{i32 7, !"frame-pointer", i32 2} +!7 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !8, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None, sysroot: "/Applications/Xcode.app", sdk: "MacOSX.sdk") +!8 = !DIFile(filename: "test.cpp", directory: "/Users/shubham/Development") +!9 = !{!"clang"} +!10 = distinct !DISubprogram(name: "main", scope: !8, file: !8, line: 1, type: !11, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !7, retainedNodes: !14) +!11 = !DISubroutineType(types: !12) +!12 = !{!13} +!13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) +!14 = !{} +!15 = !DILocation(line: 2, column: 5, scope: !10)