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[KeyInstr][LoopUnswitch] Remap cloned instructions' atoms
This commit is contained in:
Orlando Cazalet-Hyams
parent
20a853373f
commit
1f03a5db32
@ -297,6 +297,10 @@ static void buildPartialInvariantUnswitchConditionalBranch(
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for (auto *Val : reverse(ToDuplicate)) {
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Instruction *Inst = cast<Instruction>(Val);
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Instruction *NewInst = Inst->clone();
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if (const DebugLoc &DL = Inst->getDebugLoc())
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mapAtomInstance(DL, VMap);
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NewInst->insertInto(&BB, BB.end());
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RemapInstruction(NewInst, VMap,
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RF_NoModuleLevelChanges | RF_IgnoreMissingLocals);
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137
llvm/test/DebugInfo/KeyInstructions/Generic/loop-unswitch.ll
Normal file
137
llvm/test/DebugInfo/KeyInstructions/Generic/loop-unswitch.ll
Normal file
@ -0,0 +1,137 @@
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
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; RUN: opt %s -S --passes="loop-mssa(simple-loop-unswitch<nontrivial>)" -o - \
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; RUN: | FileCheck %s
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;; The important thing here is that the instructions duplicated from
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;; LOOP_HEADER into ENTRY, and those duplicated from LOOP_LATCH into
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;; LOOP_LATCH_US, get remapped atom numbers.
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define i32 @partial_unswitch_true_successor_hoist_invariant(ptr %ptr, i32 %N) !dbg !5 {
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; CHECK-LABEL: define i32 @partial_unswitch_true_successor_hoist_invariant(
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; CHECK-SAME: ptr [[PTR:%.*]], i32 [[N:%.*]]) !dbg [[DBG5:![0-9]+]] {
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; CHECK-NEXT: [[ENTRY:.*:]]
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; CHECK-NEXT: [[TMP0:%.*]] = getelementptr i32, ptr [[PTR]], i64 1, !dbg [[DBG8:![0-9]+]]
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; CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr [[TMP0]], align 4, !dbg [[DBG9:![0-9]+]]
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; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 100, !dbg [[DBG10:![0-9]+]]
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; CHECK-NEXT: br i1 [[TMP2]], label %[[ENTRY_SPLIT_US:.*]], label %[[ENTRY_SPLIT:.*]]
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; CHECK: [[ENTRY_SPLIT_US]]:
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; CHECK-NEXT: br label %[[LOOP_HEADER_US:.*]], !dbg [[DBG11:![0-9]+]]
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; CHECK: [[LOOP_HEADER_US]]:
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; CHECK-NEXT: [[IV_US:%.*]] = phi i32 [ 0, %[[ENTRY_SPLIT_US]] ], [ [[IV_NEXT_US:%.*]], %[[LOOP_LATCH_US:.*]] ], !dbg [[DBG12:![0-9]+]]
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; CHECK-NEXT: br label %[[NOCLOBBER_US:.*]], !dbg [[DBG13:![0-9]+]]
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; CHECK: [[NOCLOBBER_US]]:
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; CHECK-NEXT: br label %[[LOOP_LATCH_US]], !dbg [[DBG14:![0-9]+]]
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; CHECK: [[LOOP_LATCH_US]]:
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; CHECK-NEXT: [[C_US:%.*]] = icmp ult i32 [[IV_US]], [[N]], !dbg [[DBG15:![0-9]+]]
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; CHECK-NEXT: [[IV_NEXT_US]] = add i32 [[IV_US]], 1, !dbg [[DBG16:![0-9]+]]
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; CHECK-NEXT: br i1 [[C_US]], label %[[LOOP_HEADER_US]], label %[[EXIT_SPLIT_US:.*]], !dbg [[DBG17:![0-9]+]]
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; CHECK: [[EXIT_SPLIT_US]]:
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; CHECK-NEXT: br label %[[EXIT:.*]], !dbg [[DBG18:![0-9]+]]
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; CHECK: [[ENTRY_SPLIT]]:
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; CHECK-NEXT: br label %[[LOOP_HEADER:.*]], !dbg [[DBG19:![0-9]+]]
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; CHECK: [[LOOP_HEADER]]:
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; CHECK-NEXT: [[IV:%.*]] = phi i32 [ 0, %[[ENTRY_SPLIT]] ], [ [[IV_NEXT:%.*]], %[[LOOP_LATCH:.*]] ], !dbg [[DBG20:![0-9]+]]
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; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[PTR]], i64 1, !dbg [[DBG21:![0-9]+]]
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; CHECK-NEXT: [[LV:%.*]] = load i32, ptr [[GEP]], align 4, !dbg [[DBG22:![0-9]+]]
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; CHECK-NEXT: [[SC:%.*]] = icmp eq i32 [[LV]], 100, !dbg [[DBG23:![0-9]+]]
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; CHECK-NEXT: br i1 [[SC]], label %[[NOCLOBBER:.*]], label %[[CLOBBER:.*]], !dbg [[DBG24:![0-9]+]]
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; CHECK: [[NOCLOBBER]]:
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; CHECK-NEXT: br label %[[LOOP_LATCH]], !dbg [[DBG25:![0-9]+]]
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; CHECK: [[CLOBBER]]:
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; CHECK-NEXT: call void @clobber(), !dbg [[DBG26:![0-9]+]]
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; CHECK-NEXT: br label %[[LOOP_LATCH]], !dbg [[DBG27:![0-9]+]]
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; CHECK: [[LOOP_LATCH]]:
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; CHECK-NEXT: [[C:%.*]] = icmp ult i32 [[IV]], [[N]], !dbg [[DBG28:![0-9]+]]
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; CHECK-NEXT: [[IV_NEXT]] = add i32 [[IV]], 1, !dbg [[DBG29:![0-9]+]]
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; CHECK-NEXT: br i1 [[C]], label %[[LOOP_HEADER]], label %[[EXIT_SPLIT:.*]], !dbg [[DBG30:![0-9]+]], !llvm.loop [[LOOP31:![0-9]+]]
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; CHECK: [[EXIT_SPLIT]]:
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; CHECK-NEXT: br label %[[EXIT]], !dbg [[DBG33:![0-9]+]]
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; CHECK: [[EXIT]]:
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; CHECK-NEXT: ret i32 10, !dbg [[DBG33]]
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;
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entry:
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br label %loop.header, !dbg !8
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loop.header: ; preds = %loop.latch, %entry
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%iv = phi i32 [ 0, %entry ], [ %iv.next, %loop.latch ], !dbg !9
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%gep = getelementptr i32, ptr %ptr, i64 1, !dbg !10
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%lv = load i32, ptr %gep, align 4, !dbg !11
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%sc = icmp eq i32 %lv, 100, !dbg !12
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br i1 %sc, label %noclobber, label %clobber, !dbg !13
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noclobber: ; preds = %loop.header
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br label %loop.latch, !dbg !14
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clobber: ; preds = %loop.header
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call void @clobber(), !dbg !15
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br label %loop.latch, !dbg !16
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loop.latch: ; preds = %clobber, %noclobber
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%c = icmp ult i32 %iv, %N, !dbg !17
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%iv.next = add i32 %iv, 1, !dbg !18
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br i1 %c, label %loop.header, label %exit, !dbg !19
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exit: ; preds = %loop.latch
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ret i32 10, !dbg !20
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}
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declare void @clobber()
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!llvm.dbg.cu = !{!0}
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!llvm.debugify = !{!2, !3}
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!llvm.module.flags = !{!4}
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!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1, producer: "debugify", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug)
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!1 = !DIFile(filename: "test.ll", directory: "/")
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!2 = !{i32 13}
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!3 = !{i32 0}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = distinct !DISubprogram(name: "partial_unswitch_true_successor_hoist_invariant", linkageName: "partial_unswitch_true_successor_hoist_invariant", scope: null, file: !1, line: 1, type: !6, scopeLine: 1, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0)
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!6 = !DISubroutineType(types: !7)
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!7 = !{}
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!8 = !DILocation(line: 1, column: 1, scope: !5, atomGroup: 1, atomRank: 1)
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!9 = !DILocation(line: 2, column: 1, scope: !5, atomGroup: 2, atomRank: 1)
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!10 = !DILocation(line: 3, column: 1, scope: !5, atomGroup: 3, atomRank: 1)
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!11 = !DILocation(line: 4, column: 1, scope: !5, atomGroup: 4, atomRank: 1)
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!12 = !DILocation(line: 5, column: 1, scope: !5, atomGroup: 5, atomRank: 1)
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!13 = !DILocation(line: 6, column: 1, scope: !5, atomGroup: 6, atomRank: 1)
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!14 = !DILocation(line: 7, column: 1, scope: !5, atomGroup: 7, atomRank: 1)
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!15 = !DILocation(line: 8, column: 1, scope: !5, atomGroup: 8, atomRank: 1)
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!16 = !DILocation(line: 9, column: 1, scope: !5, atomGroup: 9, atomRank: 1)
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!17 = !DILocation(line: 10, column: 1, scope: !5, atomGroup: 10, atomRank: 1)
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!18 = !DILocation(line: 11, column: 1, scope: !5, atomGroup: 11, atomRank: 1)
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!19 = !DILocation(line: 12, column: 1, scope: !5, atomGroup: 12, atomRank: 1)
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!20 = !DILocation(line: 13, column: 1, scope: !5, atomGroup: 13, atomRank: 1)
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;.
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; CHECK: [[META0:![0-9]+]] = distinct !DICompileUnit(language: DW_LANG_C, file: [[META1:![0-9]+]], producer: "debugify", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug)
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; CHECK: [[META1]] = !DIFile(filename: "test.ll", directory: {{.*}})
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; CHECK: [[DBG5]] = distinct !DISubprogram(name: "partial_unswitch_true_successor_hoist_invariant", linkageName: "partial_unswitch_true_successor_hoist_invariant", scope: null, file: [[META1]], line: 1, type: [[META6:![0-9]+]], scopeLine: 1, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: [[META0]])
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; CHECK: [[META6]] = !DISubroutineType(types: [[META7:![0-9]+]])
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; CHECK: [[META7]] = !{}
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; CHECK: [[DBG8]] = !DILocation(line: 3, column: 1, scope: [[DBG5]], atomGroup: 25, atomRank: 1)
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; CHECK: [[DBG9]] = !DILocation(line: 4, column: 1, scope: [[DBG5]], atomGroup: 26, atomRank: 1)
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; CHECK: [[DBG10]] = !DILocation(line: 5, column: 1, scope: [[DBG5]], atomGroup: 27, atomRank: 1)
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; CHECK: [[DBG11]] = !DILocation(line: 1, column: 1, scope: [[DBG5]], atomGroup: 14, atomRank: 1)
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; CHECK: [[DBG12]] = !DILocation(line: 2, column: 1, scope: [[DBG5]], atomGroup: 15, atomRank: 1)
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; CHECK: [[DBG13]] = !DILocation(line: 6, column: 1, scope: [[DBG5]], atomGroup: 19, atomRank: 1)
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; CHECK: [[DBG14]] = !DILocation(line: 7, column: 1, scope: [[DBG5]], atomGroup: 20, atomRank: 1)
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; CHECK: [[DBG15]] = !DILocation(line: 10, column: 1, scope: [[DBG5]], atomGroup: 21, atomRank: 1)
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; CHECK: [[DBG16]] = !DILocation(line: 11, column: 1, scope: [[DBG5]], atomGroup: 22, atomRank: 1)
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; CHECK: [[DBG17]] = !DILocation(line: 12, column: 1, scope: [[DBG5]], atomGroup: 23, atomRank: 1)
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; CHECK: [[DBG18]] = !DILocation(line: 13, column: 1, scope: [[DBG5]], atomGroup: 24, atomRank: 1)
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; CHECK: [[DBG19]] = !DILocation(line: 1, column: 1, scope: [[DBG5]], atomGroup: 1, atomRank: 1)
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; CHECK: [[DBG20]] = !DILocation(line: 2, column: 1, scope: [[DBG5]], atomGroup: 2, atomRank: 1)
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; CHECK: [[DBG21]] = !DILocation(line: 3, column: 1, scope: [[DBG5]], atomGroup: 3, atomRank: 1)
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; CHECK: [[DBG22]] = !DILocation(line: 4, column: 1, scope: [[DBG5]], atomGroup: 4, atomRank: 1)
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; CHECK: [[DBG23]] = !DILocation(line: 5, column: 1, scope: [[DBG5]], atomGroup: 5, atomRank: 1)
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; CHECK: [[DBG24]] = !DILocation(line: 6, column: 1, scope: [[DBG5]], atomGroup: 6, atomRank: 1)
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; CHECK: [[DBG25]] = !DILocation(line: 7, column: 1, scope: [[DBG5]], atomGroup: 7, atomRank: 1)
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; CHECK: [[DBG26]] = !DILocation(line: 8, column: 1, scope: [[DBG5]], atomGroup: 8, atomRank: 1)
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; CHECK: [[DBG27]] = !DILocation(line: 9, column: 1, scope: [[DBG5]], atomGroup: 9, atomRank: 1)
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; CHECK: [[DBG28]] = !DILocation(line: 10, column: 1, scope: [[DBG5]], atomGroup: 10, atomRank: 1)
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; CHECK: [[DBG29]] = !DILocation(line: 11, column: 1, scope: [[DBG5]], atomGroup: 11, atomRank: 1)
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; CHECK: [[DBG30]] = !DILocation(line: 12, column: 1, scope: [[DBG5]], atomGroup: 12, atomRank: 1)
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; CHECK: [[LOOP31]] = distinct !{[[LOOP31]], [[META32:![0-9]+]]}
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; CHECK: [[META32]] = !{!"llvm.loop.unswitch.partial.disable"}
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; CHECK: [[DBG33]] = !DILocation(line: 13, column: 1, scope: [[DBG5]], atomGroup: 13, atomRank: 1)
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;.
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