diff options
author | Joerg Sonnenberger <joerg@bec.de> | 2017-01-02 18:05:27 +0000 |
---|---|---|
committer | Joerg Sonnenberger <joerg@bec.de> | 2017-01-02 18:05:27 +0000 |
commit | 9af2e4eb39abf970f690b6d445191b7e8266bac3 (patch) | |
tree | 5e282a984b4aa5b7d5ef5121f9b18e980881ed70 /test | |
parent | 2c8e9c4003df3040c18af3b4e5cbcacc3554d69f (diff) |
Emit .cfi_sections before the first .cfi_startproc
GNU as rejects input where .cfi_sections is used after .cfi_startproc,
if the new section differs from the old. Adjust our output to always
emit .cfi_sections before the first .cfi_startproc to minimize necessary
code.
Differential Revision: https://reviews.llvm.org/D28011
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@290817 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r-- | test/CodeGen/ARM/early-cfi-sections.ll | 31 | ||||
-rw-r--r-- | test/CodeGen/ARM/no-cfi.ll | 24 | ||||
-rw-r--r-- | test/CodeGen/X86/early-cfi-sections.ll | 28 |
3 files changed, 83 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/early-cfi-sections.ll b/test/CodeGen/ARM/early-cfi-sections.ll new file mode 100644 index 00000000000..1fe901c9350 --- /dev/null +++ b/test/CodeGen/ARM/early-cfi-sections.ll @@ -0,0 +1,31 @@ +; RUN: llc < %s | FileCheck %s +; RUN: llc -mtriple=arm-netbsd-eabi < %s | FileCheck %s +; CHECK-NOT: .cfi_startproc +; CHECK: .cfi_sections .debug_frame +; CHECK: .cfi_startproc + +target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64" +target triple = "armv4t--linux" + +; Function Attrs: nounwind +define arm_aapcscc void @f() #0 !dbg !7 { +entry: + ret void, !dbg !10 +} + +attributes #0 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="arm7tdmi" "target-features"="+soft-float,+strict-align,-crypto,-neon" "unsafe-fp-math"="false" "use-soft-float"="true" } + +!llvm.dbg.cu = !{!0} +!llvm.module.flags = !{!3, !4, !5, !6} + +!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 4.0.0 (trunk 290216)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) +!1 = !DIFile(filename: "test.c", directory: "/tmp") +!2 = !{} +!3 = !{i32 2, !"Dwarf Version", i32 4} +!4 = !{i32 2, !"Debug Info Version", i32 3} +!5 = !{i32 1, !"wchar_size", i32 4} +!6 = !{i32 1, !"min_enum_size", i32 4} +!7 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2) +!8 = !DISubroutineType(types: !9) +!9 = !{null} +!10 = !DILocation(line: 1, column: 1, scope: !7) diff --git a/test/CodeGen/ARM/no-cfi.ll b/test/CodeGen/ARM/no-cfi.ll new file mode 100644 index 00000000000..d3c11ba2deb --- /dev/null +++ b/test/CodeGen/ARM/no-cfi.ll @@ -0,0 +1,24 @@ +; RUN: llc < %s | FileCheck %s +; RUN: llc -mtriple=arm-netbsd-eabi < %s | FileCheck %s +; CHECK-NOT: .cfi_startproc +; CHECK-NOT: .cfi_sections + +target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64" +target triple = "armv4t--linux" + +@f = common global i32 0, align 4, !dbg !0 + +!llvm.dbg.cu = !{!2} +!llvm.module.flags = !{!7, !8, !9, !10} + +!0 = !DIGlobalVariableExpression(var: !1) +!1 = distinct !DIGlobalVariable(name: "f", scope: !2, file: !3, line: 1, type: !6, isLocal: false, isDefinition: true) +!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 4.0.0 (trunk 290216)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5) +!3 = !DIFile(filename: "test2.c", directory: "/tmp") +!4 = !{} +!5 = !{!0} +!6 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) +!7 = !{i32 2, !"Dwarf Version", i32 4} +!8 = !{i32 2, !"Debug Info Version", i32 3} +!9 = !{i32 1, !"wchar_size", i32 4} +!10 = !{i32 1, !"min_enum_size", i32 4} diff --git a/test/CodeGen/X86/early-cfi-sections.ll b/test/CodeGen/X86/early-cfi-sections.ll new file mode 100644 index 00000000000..76ef14fd6ec --- /dev/null +++ b/test/CodeGen/X86/early-cfi-sections.ll @@ -0,0 +1,28 @@ +; RUN: llc < %s | FileCheck %s +; CHECK-NOT: .cfi_startproc +; CHECK: .cfi_sections .debug_frame +; CHECK: .cfi_startproc + +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +; Function Attrs: nounwind +define void @f() #0 !dbg !5 { +entry: + ret void, !dbg !8 +} + +attributes #0 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } + +!llvm.dbg.cu = !{!0} +!llvm.module.flags = !{!3, !4} + +!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 4.0.0 (trunk 290216)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) +!1 = !DIFile(filename: "test.c", directory: "/tmp") +!2 = !{} +!3 = !{i32 2, !"Dwarf Version", i32 4} +!4 = !{i32 2, !"Debug Info Version", i32 3} +!5 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !6, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2) +!6 = !DISubroutineType(types: !7) +!7 = !{null} +!8 = !DILocation(line: 1, column: 1, scope: !5) |