35 lines
1.9 KiB
LLVM
35 lines
1.9 KiB
LLVM
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; Test that this test case does not abort after the folding of load -> add ->
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; store into an alsi. This folding is suppose to not happen as it would
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; introduce a loop in the DAG.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 -disable-basic-aa -consthoist-gep | FileCheck %s
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@g_295 = external dso_local unnamed_addr global i32, align 4
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@g_672 = external dso_local unnamed_addr global i64, align 8
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@g_1484 = external dso_local global <{ i8, i64, { i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, [2 x i8], i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, i8 }, i32 }>, align 2
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define void @fun() {
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; CHECK-LABEL: fun:
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bb:
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br label %bb1
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bb1: ; preds = %bb1, %bb
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store i32 2, i32* getelementptr inbounds (<{ i8, i64, { i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, [2 x i8], i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, i8 }, i32 }>, <{ i8, i64, { i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, [2 x i8], i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, i8 }, i32 }>* @g_1484, i64 0, i32 2, i32 16)
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%tmp = icmp slt i32 undef, 3
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br i1 %tmp, label %bb1, label %bb2
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bb2: ; preds = %bb1
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%tmp3 = load i32, i32* getelementptr inbounds (<{ i8, i64, { i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, [2 x i8], i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, i8 }, i32 }>, <{ i8, i64, { i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, [2 x i8], i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, i8 }, i32 }>* @g_1484, i64 0, i32 2, i32 28)
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%tmp4 = load i64, i64* @g_672
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%tmp5 = add i64 %tmp4, 1
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store i64 %tmp5, i64* @g_672
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%tmp6 = icmp eq i64 %tmp5, 0
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%tmp7 = zext i1 %tmp6 to i32
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%tmp8 = icmp ult i32 %tmp3, %tmp7
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%tmp9 = zext i1 %tmp8 to i32
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store i32 %tmp9, i32* @g_295
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ret void
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}
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