forked from OSchip/llvm-project
89 lines
4.0 KiB
LLVM
89 lines
4.0 KiB
LLVM
; RUN: llc -O0 -dwarf-version=5 -debugger-tune=lldb -march=x86-64 -filetype=obj < %s \
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; RUN: | llvm-dwarfdump - | FileCheck --implicit-check-not=DW_OP_entry_value %s
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; RUN: llc -O0 -dwarf-version=5 -debugger-tune=gdb -march=x86-64 -filetype=obj < %s \
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; RUN: | llvm-dwarfdump - | FileCheck --implicit-check-not=DW_OP_entry_value %s
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; The call-site-params are created iff corresponding DISubprogram contains
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; the AllCallsDescribed DIFlag.
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; CHECK-NOT: DW_TAG_call_site_param
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; Genarated with:
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; clang -gdwarf-5 -O0 test.c -S -emit-llvm
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;
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; ModuleID = 'test.c'
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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; Function Attrs: noinline nounwind optnone uwtable
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define dso_local void @fn1(i32 %x, i32 %y) !dbg !7 {
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entry:
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%x.addr = alloca i32, align 4
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%y.addr = alloca i32, align 4
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%u = alloca i32, align 4
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%a = alloca i32, align 4
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store i32 %x, i32* %x.addr, align 4
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call void @llvm.dbg.declare(metadata i32* %x.addr, metadata !11, metadata !DIExpression()), !dbg !12
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store i32 %y, i32* %y.addr, align 4
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call void @llvm.dbg.declare(metadata i32* %y.addr, metadata !13, metadata !DIExpression()), !dbg !14
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call void @llvm.dbg.declare(metadata i32* %u, metadata !15, metadata !DIExpression()), !dbg !16
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%0 = load i32, i32* %x.addr, align 4, !dbg !16
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%1 = load i32, i32* %y.addr, align 4, !dbg !16
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%add = add nsw i32 %0, %1, !dbg !16
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store i32 %add, i32* %u, align 4, !dbg !16
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%2 = load i32, i32* %x.addr, align 4, !dbg !17
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%cmp = icmp sgt i32 %2, 1, !dbg !17
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br i1 %cmp, label %if.then, label %if.else, !dbg !16
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if.then: ; preds = %entry
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%3 = load i32, i32* %u, align 4, !dbg !17
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%add1 = add nsw i32 %3, 1, !dbg !17
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store i32 %add1, i32* %u, align 4, !dbg !17
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br label %if.end, !dbg !17
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if.else: ; preds = %entry
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%4 = load i32, i32* %u, align 4, !dbg !17
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%add2 = add nsw i32 %4, 2, !dbg !17
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store i32 %add2, i32* %u, align 4, !dbg !17
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br label %if.end
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if.end: ; preds = %if.else, %if.then
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call void @llvm.dbg.declare(metadata i32* %a, metadata !19, metadata !DIExpression()), !dbg !16
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store i32 7, i32* %a, align 4, !dbg !16
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%5 = load i32, i32* %a, align 4, !dbg !16
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call void @fn2(i32 %5), !dbg !16
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%6 = load i32, i32* %u, align 4, !dbg !16
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%dec = add nsw i32 %6, -1, !dbg !16
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store i32 %dec, i32* %u, align 4, !dbg !16
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ret void, !dbg !16
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}
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; Function Attrs: nounwind readnone speculatable willreturn
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declare void @llvm.dbg.declare(metadata, metadata, metadata)
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declare dso_local void @fn2(i32)
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5}
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!llvm.ident = !{!6}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 11.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
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!1 = !DIFile(filename: "test.c", directory: "/")
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!2 = !{}
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!3 = !{i32 7, !"Dwarf Version", i32 5}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = !{i32 1, !"wchar_size", i32 4}
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!6 = !{!"clang version 11.0.0"}
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!7 = distinct !DISubprogram(name: "fn1", scope: !1, file: !1, line: 5, type: !8, scopeLine: 5, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
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!8 = !DISubroutineType(types: !9)
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!9 = !{null, !10, !10}
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!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!11 = !DILocalVariable(name: "x", arg: 1, scope: !7, file: !1, line: 5, type: !10)
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!12 = !DILocation(line: 5, column: 10, scope: !7)
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!13 = !DILocalVariable(name: "y", arg: 2, scope: !7, file: !1, line: 5, type: !10)
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!14 = !DILocation(line: 5, column: 17, scope: !7)
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!15 = !DILocalVariable(name: "u", scope: !7, file: !1, line: 6, type: !10)
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!16 = !DILocation(line: 6, column: 7, scope: !7)
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!17 = !DILocation(line: 7, column: 7, scope: !18)
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!18 = distinct !DILexicalBlock(scope: !7, file: !1, line: 7, column: 7)
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!19 = !DILocalVariable(name: "a", scope: !7, file: !1, line: 11, type: !10)
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