forked from OSchip/llvm-project
29 lines
1.2 KiB
LLVM
29 lines
1.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -debugify -basic-aa -licm -S | FileCheck %s
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%Ty = type { i32, i32 }
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@X2 = external global %Ty
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; The GEP in dead1 is adding a zero offset, so the DIExpression can be kept as
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; a "register location".
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; The GEP in dead2 is adding a 4 bytes to the pointer, so the DIExpression is
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; turned into an "implicit location" using DW_OP_stack_value.
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define void @test11() {
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; CHECK-LABEL: @test11(
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; CHECK-NEXT: br label [[LOOP:%.*]], !dbg [[DBG12:![0-9]+]]
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; CHECK: Loop:
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; CHECK-NEXT: call void @llvm.dbg.value(metadata %Ty* @X2, metadata [[META9:![0-9]+]], metadata !DIExpression()), !dbg [[DBG13:![0-9]+]]
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; CHECK-NEXT: call void @llvm.dbg.value(metadata %Ty* @X2, metadata [[META11:![0-9]+]], metadata !DIExpression(DW_OP_plus_uconst, 4, DW_OP_stack_value)), !dbg [[DBG14:![0-9]+]]
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; CHECK-NEXT: br i1 false, label [[LOOP]], label [[OUT:%.*]], !dbg [[DBG15:![0-9]+]]
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; CHECK: Out:
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; CHECK-NEXT: ret void, !dbg [[DBG16:![0-9]+]]
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;
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br label %Loop
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Loop:
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%dead1 = getelementptr %Ty, %Ty* @X2, i64 0, i32 0
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%dead2 = getelementptr %Ty, %Ty* @X2, i64 0, i32 1
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br i1 false, label %Loop, label %Out
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Out:
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ret void
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}
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