66 lines
2.2 KiB
LLVM
66 lines
2.2 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -passes=simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S | FileCheck %s
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%0 = type { ptr, ptr }
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%1 = type { ptr }
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%2 = type { ptr, ptr }
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define void @eggs(i1 %arg, i1 %arg16, ptr %arg17, ptr %arg18, ptr %arg19) {
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; CHECK-LABEL: @eggs(
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; CHECK-NEXT: bb:
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; CHECK-NEXT: br i1 [[ARG:%.*]], label [[BB20:%.*]], label [[BB21:%.*]]
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; CHECK: bb20:
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; CHECK-NEXT: call void @wombat()
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; CHECK-NEXT: unreachable
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; CHECK: bb21:
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; CHECK-NEXT: [[I:%.*]] = icmp eq ptr [[ARG17:%.*]], null
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; CHECK-NEXT: [[TMP0:%.*]] = xor i1 [[I]], true
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; CHECK-NEXT: call void @llvm.assume(i1 [[TMP0]])
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; CHECK-NEXT: call void @hoge()
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; CHECK-NEXT: [[TMP1:%.*]] = xor i1 [[ARG16:%.*]], true
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; CHECK-NEXT: call void @llvm.assume(i1 [[TMP1]])
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; CHECK-NEXT: [[I28:%.*]] = load ptr, ptr [[ARG19:%.*]], align 8
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; CHECK-NEXT: call void @pluto.1(ptr [[I28]])
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; CHECK-NEXT: call void @pluto()
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; CHECK-NEXT: ret void
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;
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bb:
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br i1 %arg, label %bb20, label %bb21
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bb20: ; preds = %bb
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call void @wombat()
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br label %bb24
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bb21: ; preds = %bb
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%i = icmp eq ptr %arg17, null
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br i1 %i, label %bb24, label %bb22
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bb22: ; preds = %bb21
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call void @hoge()
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br i1 %arg16, label %bb24, label %bb23
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bb23: ; preds = %bb22
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br label %bb24
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bb24: ; preds = %bb23, %bb22, %bb21, %bb20
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%i25 = phi i1 [ false, %bb21 ], [ false, %bb20 ], [ false, %bb23 ], [ false, %bb22 ]
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%i26 = phi ptr [ null, %bb21 ], [ null, %bb20 ], [ %arg19, %bb23 ], [ null, %bb22 ]
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%i28 = load ptr, ptr %i26, align 8
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call void @pluto.1(ptr %i28)
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br i1 %i25, label %bb30, label %bb29
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bb29: ; preds = %bb24
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call void @pluto()
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ret void
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bb30: ; preds = %bb24
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call void @spam()
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ret void
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}
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declare void @wombat()
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declare void @pluto()
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declare void @spam()
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declare void @hoge()
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declare void @pluto.1(ptr)
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