d391e4fe84
Be more consistent in the naming convention for the various RET instructions to specify in terms of bitwidth. Helps prevent future scheduler model mismatches like those that were only addressed in D44687. Differential Revision: https://reviews.llvm.org/D113302
54 lines
2.4 KiB
YAML
54 lines
2.4 KiB
YAML
# RUN: llc -filetype=obj -start-after=livedebugvalues -verify-machineinstrs -march=x86-64 -o - %s | llvm-dwarfdump - | FileCheck %s
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# CHECK: DW_AT_location (DW_OP_entry_value(DW_OP_reg5 RDI), DW_OP_constu 0xffffffff, DW_OP_and, DW_OP_lit0, DW_OP_plus)
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--- |
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; ModuleID = '/tmp/e.c'
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source_filename = "/tmp/e.c"
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target datalayout = "e-m:o-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-apple-macosx11.0.0"
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; Function Attrs: norecurse nounwind readnone ssp uwtable willreturn
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define dso_local void @f(i32 %i) local_unnamed_addr #0 !dbg !8 {
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entry:
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call void @llvm.dbg.value(metadata i32 %i, metadata !14, metadata !DIExpression()), !dbg !15
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ret void, !dbg !16
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}
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; Function Attrs: nofree nosync nounwind readnone speculatable willreturn
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declare void @llvm.dbg.value(metadata, metadata, metadata) #1
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attributes #0 = { norecurse nounwind readnone ssp uwtable willreturn }
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attributes #1 = { nofree nosync nounwind readnone speculatable willreturn }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5, !6}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, emissionKind: FullDebug)
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!1 = !DIFile(filename: "/tmp/e.c", directory: "/")
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!2 = !{}
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!3 = !{i32 7, !"Dwarf Version", i32 4}
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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 = !{i32 7, !"PIC Level", i32 2}
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!8 = distinct !DISubprogram(name: "f", scope: !9, file: !9, line: 1, type: !10, scopeLine: 1, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !13)
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!9 = !DIFile(filename: "/tmp/e.c", directory: "")
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!10 = !DISubroutineType(types: !11)
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!11 = !{null, !12}
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!12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!13 = !{!14}
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!14 = !DILocalVariable(name: "i", arg: 1, scope: !8, file: !9, line: 1, type: !12)
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!15 = !DILocation(line: 0, scope: !8)
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!16 = !DILocation(line: 1, column: 16, scope: !8)
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...
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---
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name: f
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body: |
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bb.0.entry:
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DBG_VALUE $edi, $noreg, !14, !DIExpression(DW_OP_LLVM_entry_value, 1, DW_OP_lit0, DW_OP_plus), debug-location !15
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frame-setup PUSH64r killed $rbp, implicit-def $rsp, implicit $rsp
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$rbp = frame-setup MOV64rr $rsp
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$rbp = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !16
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RET64 debug-location !16
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...
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