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llvm-mirror/test/Transforms/ScalarRepl/debuginfo-preserved.ll
Duncan P. N. Exon Smith 09b5c9c24d IR: Give 'DI' prefix to debug info metadata
Finish off PR23080 by renaming the debug info IR constructs from `MD*`
to `DI*`.  The last of the `DIDescriptor` classes were deleted in
r235356, and the last of the related typedefs removed in r235413, so
this has all baked for about a week.

Note: If you have out-of-tree code (like a frontend), I recommend that
you get everything compiling and tests passing with the *previous*
commit before updating to this one.  It'll be easier to keep track of
what code is using the `DIDescriptor` hierarchy and what you've already
updated, and I think you're extremely unlikely to insert bugs.  YMMV of
course.

Back to *this* commit: I did this using the rename-md-di-nodes.sh
upgrade script I've attached to PR23080 (both code and testcases) and
filtered through clang-format-diff.py.  I edited the tests for
test/Assembler/invalid-generic-debug-node-*.ll by hand since the columns
were off-by-three.  It should work on your out-of-tree testcases (and
code, if you've followed the advice in the previous paragraph).

Some of the tests are in badly named files now (e.g.,
test/Assembler/invalid-mdcompositetype-missing-tag.ll should be
'dicompositetype'); I'll come back and move the files in a follow-up
commit.

llvm-svn: 236120
2015-04-29 16:38:44 +00:00

66 lines
3.2 KiB
LLVM

; RUN: opt < %s -scalarrepl -S | FileCheck %s
; RUN: opt < %s -scalarrepl-ssa -S | FileCheck %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-apple-macosx10.6.0"
; CHECK: f
; CHECK-NOT: llvm.dbg.declare
; CHECK: llvm.dbg.value
; CHECK: llvm.dbg.value
; CHECK: llvm.dbg.value
; CHECK: llvm.dbg.value
; CHECK: llvm.dbg.value
define i32 @f(i32 %a, i32 %b) nounwind ssp {
entry:
%a.addr = alloca i32, align 4
%b.addr = alloca i32, align 4
%c = alloca i32, align 4
store i32 %a, i32* %a.addr, align 4
call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !6, metadata !DIExpression()), !dbg !7
store i32 %b, i32* %b.addr, align 4
call void @llvm.dbg.declare(metadata i32* %b.addr, metadata !8, metadata !DIExpression()), !dbg !9
call void @llvm.dbg.declare(metadata i32* %c, metadata !10, metadata !DIExpression()), !dbg !12
%tmp = load i32, i32* %a.addr, align 4, !dbg !13
store i32 %tmp, i32* %c, align 4, !dbg !13
%tmp1 = load i32, i32* %a.addr, align 4, !dbg !14
%tmp2 = load i32, i32* %b.addr, align 4, !dbg !14
%add = add nsw i32 %tmp1, %tmp2, !dbg !14
store i32 %add, i32* %a.addr, align 4, !dbg !14
%tmp3 = load i32, i32* %c, align 4, !dbg !15
%tmp4 = load i32, i32* %b.addr, align 4, !dbg !15
%sub = sub nsw i32 %tmp3, %tmp4, !dbg !15
store i32 %sub, i32* %b.addr, align 4, !dbg !15
%tmp5 = load i32, i32* %a.addr, align 4, !dbg !16
%tmp6 = load i32, i32* %b.addr, align 4, !dbg !16
%add7 = add nsw i32 %tmp5, %tmp6, !dbg !16
ret i32 %add7, !dbg !16
}
declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!20}
!0 = !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.0 (trunk 131941)", isOptimized: false, emissionKind: 0, file: !18, enums: !19, retainedTypes: !19, subprograms: !17)
!1 = !DISubprogram(name: "f", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 1, file: !18, scope: !2, type: !3, function: i32 (i32, i32)* @f)
!2 = !DIFile(filename: "/d/j/debug-test.c", directory: "/Volumes/Data/b")
!3 = !DISubroutineType(types: !4)
!4 = !{!5}
!5 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
!6 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "a", line: 1, arg: 1, scope: !1, file: !2, type: !5)
!7 = !DILocation(line: 1, column: 11, scope: !1)
!8 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "b", line: 1, arg: 2, scope: !1, file: !2, type: !5)
!9 = !DILocation(line: 1, column: 18, scope: !1)
!10 = !DILocalVariable(tag: DW_TAG_auto_variable, name: "c", line: 2, scope: !11, file: !2, type: !5)
!11 = distinct !DILexicalBlock(line: 1, column: 21, file: !18, scope: !1)
!12 = !DILocation(line: 2, column: 9, scope: !11)
!13 = !DILocation(line: 2, column: 14, scope: !11)
!14 = !DILocation(line: 3, column: 5, scope: !11)
!15 = !DILocation(line: 4, column: 5, scope: !11)
!16 = !DILocation(line: 5, column: 5, scope: !11)
!17 = !{!1}
!18 = !DIFile(filename: "/d/j/debug-test.c", directory: "/Volumes/Data/b")
!19 = !{}
!20 = !{i32 1, !"Debug Info Version", i32 3}