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f2f6ce65b7
input filename so that opt doesn't print the input filename in the output so that grep lines in the tests don't unintentionally match strings in the input filename. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
46 lines
1.6 KiB
LLVM
46 lines
1.6 KiB
LLVM
; RUN: opt < %s -instcombine -mem2reg -S | grep {%A = alloca}
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; RUN: opt < %s -instcombine -mem2reg -S | \
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; RUN: not grep {%B = alloca}
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; END.
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; Ensure that instcombine doesn't sink the loads in entry/cond_true into
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; cond_next. Doing so prevents mem2reg from promoting the B alloca.
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define i32 @test2(i32 %C) {
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entry:
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%A = alloca i32
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%B = alloca i32
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%tmp = call i32 (...)* @bar( i32* %A ) ; <i32> [#uses=0]
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%T = load i32* %A ; <i32> [#uses=1]
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%tmp2 = icmp eq i32 %C, 0 ; <i1> [#uses=1]
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br i1 %tmp2, label %cond_next, label %cond_true
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cond_true: ; preds = %entry
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store i32 123, i32* %B
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call i32 @test2( i32 123 ) ; <i32>:0 [#uses=0]
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%T1 = load i32* %B ; <i32> [#uses=1]
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br label %cond_next
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cond_next: ; preds = %cond_true, %entry
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%tmp1.0 = phi i32 [ %T1, %cond_true ], [ %T, %entry ] ; <i32> [#uses=1]
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%tmp7 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp8 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp9 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp10 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp11 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp12 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp13 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp14 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp15 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp16 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp17 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp18 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp19 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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%tmp20 = call i32 (...)* @baq( ) ; <i32> [#uses=0]
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ret i32 %tmp1.0
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}
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declare i32 @bar(...)
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declare i32 @baq(...)
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