60 lines
2.1 KiB
LLVM
60 lines
2.1 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -dse -S %s | FileCheck %s
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target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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; Make sure we do not crash when we encounter unreachable blocks while checking
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; if all paths to DomAccess go through a killing block.
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define void @test(float* %ptr, i1 %c.1, i1 %c.2, i1 %c.3) {
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; CHECK-LABEL: @test(
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; CHECK-NEXT: bb:
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; CHECK-NEXT: br i1 [[C_1:%.*]], label [[BB27:%.*]], label [[BB53:%.*]]
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; CHECK: bb10:
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; CHECK-NEXT: br label [[BB43:%.*]]
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; CHECK: bb22:
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; CHECK-NEXT: br i1 [[C_2:%.*]], label [[BB22:%.*]], label [[BB53]]
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; CHECK: bb27:
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; CHECK-NEXT: br i1 [[C_3:%.*]], label [[BB38:%.*]], label [[BB39:%.*]]
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; CHECK: bb38:
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; CHECK-NEXT: store float 0.000000e+00, float* [[PTR:%.*]], align 4
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; CHECK-NEXT: br label [[BB38]]
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; CHECK: bb39:
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; CHECK-NEXT: br i1 [[C_2]], label [[BB43]], label [[BB38]]
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; CHECK: bb43:
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; CHECK-NEXT: store float 0.000000e+00, float* [[PTR]], align 4
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; CHECK-NEXT: br label [[BB50:%.*]]
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; CHECK: bb50:
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; CHECK-NEXT: br i1 [[C_3]], label [[BB27]], label [[BB53]]
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; CHECK: bb53:
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; CHECK-NEXT: br label [[BB53]]
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;
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bb:
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br i1 %c.1, label %bb27, label %bb53
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bb10: ; No predecessors!
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br label %bb43
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bb22: ; preds = %bb22
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br i1 %c.2, label %bb22, label %bb53
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bb27: ; preds = %bb50, %bb
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br i1 %c.3, label %bb38, label %bb39
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bb38: ; preds = %bb39, %bb38, %bb27
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store float 0.000000e+00, float* %ptr, align 4
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br label %bb38
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bb39: ; preds = %bb27
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br i1 %c.2, label %bb43, label %bb38
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bb43: ; preds = %bb39, %bb10
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store float 0.000000e+00, float* %ptr, align 4
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br label %bb50
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bb50: ; preds = %bb43
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br i1 %c.3, label %bb27, label %bb53
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bb53: ; preds = %bb53, %bb50, %bb22, %bb
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br label %bb53
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}
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