a1710eb3cd
The LIT test cases were migrated with the script provided by Nikita Popov. No manual changes were made. Committed without review since no functional changes, after consultation with uweigand.
35 lines
1.6 KiB
LLVM
35 lines
1.6 KiB
LLVM
; 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, ptr 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 }>, ptr @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, ptr 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 }>, ptr @g_1484, i64 0, i32 2, i32 28)
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%tmp4 = load i64, ptr @g_672
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%tmp5 = add i64 %tmp4, 1
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store i64 %tmp5, ptr @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, ptr @g_295
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ret void
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}
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