65 lines
2.5 KiB
LLVM
65 lines
2.5 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -mtriple aarch64-- -consthoist -S | FileCheck %s
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; This used to trigger an assertion failure:
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;
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; ../lib/Transforms/Scalar/ConstantHoisting.cpp:779: void llvm::ConstantHoistingPass::emitBaseConstants(llvm::Instruction *, llvm::Constant *, llvm::Type *, const llvm::consthoist::ConstantUser &): Assertion `CastInst->isCast() && "Expected an cast instruction!"' failed.
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@c.a = external global i32, align 1
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define void @c() {
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; CHECK-LABEL: @c(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i16 0, 0
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; CHECK-NEXT: br i1 undef, label [[LBL1_US:%.*]], label [[ENTRY_ENTRY_SPLIT_CRIT_EDGE:%.*]]
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; CHECK: entry.entry.split_crit_edge:
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; CHECK-NEXT: [[CONST:%.*]] = bitcast i32 1232131 to i32
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; CHECK-NEXT: br label [[LBL1:%.*]]
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; CHECK: lbl1.us:
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; CHECK-NEXT: [[CONST1:%.*]] = bitcast i32 1232131 to i32
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; CHECK-NEXT: store i32 [[CONST1]], i32* @c.a, align 1
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; CHECK-NEXT: br label [[FOR_COND4:%.*]]
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; CHECK: lbl1:
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; CHECK-NEXT: store i32 [[CONST]], i32* @c.a, align 1
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; CHECK-NEXT: br i1 undef, label [[IF_THEN:%.*]], label [[FOR_END12:%.*]]
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; CHECK: if.then:
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; CHECK-NEXT: br i1 undef, label [[LBL1]], label [[FOR_COND4]]
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; CHECK: for.cond4:
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; CHECK-NEXT: br label [[FOR_COND4]]
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; CHECK: for.body9:
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; CHECK-NEXT: store i32 1232131, i32* undef, align 1
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; CHECK-NEXT: store i32 1232132, i32* undef, align 1
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; CHECK-NEXT: br label [[FOR_BODY9:%.*]]
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; CHECK: for.end12:
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; CHECK-NEXT: ret void
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;
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entry:
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%tobool = icmp ne i16 0, 0
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br i1 undef, label %lbl1.us, label %entry.entry.split_crit_edge
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entry.entry.split_crit_edge: ; preds = %entry
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br label %lbl1
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lbl1.us: ; preds = %entry
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store i32 1232131, i32* @c.a, align 1
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br label %for.cond4
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lbl1: ; preds = %if.then, %entry.entry.split_crit_edge
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store i32 1232131, i32* @c.a, align 1
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br i1 undef, label %if.then, label %for.end12
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if.then: ; preds = %lbl1
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br i1 undef, label %lbl1, label %for.cond4
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for.cond4: ; preds = %for.cond4, %if.then, %lbl1.us
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br label %for.cond4
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for.body9: ; preds = %for.body9
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store i32 1232131, i32* undef, align 1
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store i32 1232132, i32* undef, align 1
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br label %for.body9
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for.end12: ; preds = %lbl1
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ret void
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}
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