dbgcallsite-noreg-is-imm-check.mir
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# RUN: llc -emit-call-site-info -debug-entry-values -mtriple=armebv6k-unknown-linux-gnueabihf -filetype=obj -start-after=machineverifier %s -o -| llvm-dwarfdump - | FileCheck %s --implicit-check-not=DW_TAG_GNU_call_site_parameter
## The test was handmade.
--- |
; ModuleID = 'test.c'
source_filename = "test.c"
target datalayout = "E-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
target triple = "armebv6k-unknown-linux-gnueabihf"
; Function Attrs: nounwind
define dso_local arm_aapcscc i32 @func1(i32 %arg1) local_unnamed_addr !dbg !14 {
entry:
%add = add nsw i32 %arg1, 2, !dbg !19
%a = alloca i32, align 4
call void @llvm.dbg.value(metadata i32 %arg1, metadata !18, metadata !DIExpression()), !dbg !19
%call = call arm_aapcscc i32 @func2(i32 %add), !dbg !19
ret i32 0, !dbg !19
}
declare !dbg !4 dso_local arm_aapcscc i32 @func2(i32) local_unnamed_addr
; Function Attrs: nounwind readnone speculatable willreturn
declare void @llvm.dbg.value(metadata, metadata, metadata)
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!9, !10, !11, !12}
!llvm.ident = !{!13}
!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 10.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3, nameTableKind: None)
!1 = !DIFile(filename: "test.c", directory: "/")
!2 = !{}
!3 = !{!4}
!4 = !DISubprogram(name: "func2", scope: !1, file: !1, line: 8, type: !5, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
!5 = !DISubroutineType(types: !6)
!6 = !{!7, !7, !7, !8}
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 32)
!9 = !{i32 2, !"Dwarf Version", i32 4}
!10 = !{i32 2, !"Debug Info Version", i32 3}
!11 = !{i32 1, !"wchar_size", i32 4}
!12 = !{i32 1, !"min_enum_size", i32 4}
!13 = !{!"clang version 10.0.0"}
!14 = distinct !DISubprogram(name: "func1", scope: !1, file: !1, line: 9, type: !15, scopeLine: 9, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !17)
!15 = !DISubroutineType(types: !16)
!16 = !{!7, !7, !7, !7}
!17 = !{!18}
!18 = !DILocalVariable(name: "arg1", arg: 1, scope: !14, file: !1, line: 9, type: !7)
!19 = !DILocation(line: 0, scope: !14)
...
---
name: func1
alignment: 4
callSites:
- { bb: 0, offset: 11, fwdArgRegs:
- { arg: 0, reg: '$r0' } }
body: |
bb.0.entry:
liveins: $r0, $r1, $r2, $r4, $r10, $lr
DBG_VALUE $r0, $noreg, !18, !DIExpression(), debug-location !19
$sp = frame-setup STMDB_UPD $sp, 14, $noreg, killed $r4, killed $r10, $r11, killed $lr
frame-setup CFI_INSTRUCTION def_cfa_offset 16
frame-setup CFI_INSTRUCTION offset $lr, -4
frame-setup CFI_INSTRUCTION offset $r11, -8
frame-setup CFI_INSTRUCTION offset $r10, -12
frame-setup CFI_INSTRUCTION offset $r4, -16
$r11 = frame-setup ADDri $sp, 8, 14, $noreg, $noreg
frame-setup CFI_INSTRUCTION def_cfa $r11, 8
$sp = frame-setup SUBri $sp, 8, 14, $noreg, $noreg
INLINEASM &"rev $0, $1", 0, 327690, def renamable $r0, 327689, killed renamable $r4, 0, debug-location !19
BL @func2, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $r0, implicit killed $r1, implicit killed $r2, implicit-def $sp, implicit-def $r0, debug-location !19
BX_RET 14, $noreg, implicit killed $r0, debug-location !19
...