68 lines
2.8 KiB
LLVM
68 lines
2.8 KiB
LLVM
;; Test mips32:
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; RUN: llc -emit-call-site-info %s -mtriple=mips -filetype=obj -o -| llvm-dwarfdump -| FileCheck %s
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;; Test mipsel:
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; RUN: llc -emit-call-site-info %s -mtriple=mipsel -filetype=obj -o -| llvm-dwarfdump -| FileCheck %s
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;; Test mips64:
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; RUN: llc -emit-call-site-info %s -mtriple=mips64 -filetype=obj -o -| llvm-dwarfdump -| FileCheck %s
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;; Test mips64el:
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; RUN: llc -emit-call-site-info %s -mtriple=mips64el -filetype=obj -o -| llvm-dwarfdump -| FileCheck %s
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;; Source:
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;; __attribute__((noinline))
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;; extern void f1(int a);
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;; __attribute__((noinline))
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;; int main(){
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;; int x = 10;
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;; f1(x);
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;; return ++x;
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;; }
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;; Command: clang -g -O2 -target mips-linux-gnu -S -emit-llvm m.c -c
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;; Confirm that DW_AT_low_pc (call return address) points to instruction after call delay slot.
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;; Test mips, mipsel, mips64, mips64el:
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; CHECK: DW_TAG_GNU_call_site
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; CHECK-NEXT: DW_AT_abstract_origin {{.*}} "f1"
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; CHECK-NEXT: DW_AT_low_pc (0x{{(00000000)?}}00000010)
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; ModuleID = 'm.c'
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source_filename = "m.c"
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target datalayout = "E-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"
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target triple = "mips-unknown-linux-gnu"
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; Function Attrs: noinline nounwind
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define dso_local i32 @main() local_unnamed_addr !dbg !12 {
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entry:
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call void @llvm.dbg.value(metadata i32 10, metadata !16, metadata !DIExpression()), !dbg !17
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tail call void @f1(i32 signext 10), !dbg !17
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call void @llvm.dbg.value(metadata i32 11, metadata !16, metadata !DIExpression()), !dbg !17
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ret i32 11, !dbg !17
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}
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declare !dbg !4 dso_local void @f1(i32 signext) local_unnamed_addr
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; Function Attrs: nounwind readnone speculatable willreturn
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declare void @llvm.dbg.value(metadata, metadata, metadata)
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!8, !9, !10}
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!llvm.ident = !{!11}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 11.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3, splitDebugInlining: false, nameTableKind: None)
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!1 = !DIFile(filename: "m.c", directory: "/dir")
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!2 = !{}
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!3 = !{!4}
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!4 = !DISubprogram(name: "f1", scope: !1, file: !1, line: 2, type: !5, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
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!5 = !DISubroutineType(types: !6)
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!6 = !{null, !7}
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!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!8 = !{i32 7, !"Dwarf Version", i32 4}
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!9 = !{i32 2, !"Debug Info Version", i32 3}
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!10 = !{i32 1, !"wchar_size", i32 4}
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!11 = !{!"clang version 11.0.0"}
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!12 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 5, type: !13, scopeLine: 5, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !15)
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!13 = !DISubroutineType(types: !14)
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!14 = !{!7}
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!15 = !{!16}
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!16 = !DILocalVariable(name: "x", scope: !12, file: !1, line: 6, type: !7)
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!17 = !DILocation(line: 0, scope: !12)
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