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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
28 lines
1.1 KiB
LLVM
28 lines
1.1 KiB
LLVM
; RUN: opt < %s -simplifycfg -S | \
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; RUN: not grep select
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;; The PHI node in this example should not be turned into a select, as we are
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;; not able to ifcvt the entire block. As such, converting to a select just
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;; introduces inefficiency without saving copies.
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define i32 @bar(i1 %C) {
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entry:
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br i1 %C, label %then, label %endif
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then: ; preds = %entry
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%tmp.3 = call i32 @qux( ) ; <i32> [#uses=0]
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br label %endif
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endif: ; preds = %then, %entry
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%R = phi i32 [ 123, %entry ], [ 12312, %then ] ; <i32> [#uses=1]
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;; stuff to disable tail duplication
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call i32 @qux( ) ; <i32>:0 [#uses=0]
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call i32 @qux( ) ; <i32>:1 [#uses=0]
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call i32 @qux( ) ; <i32>:2 [#uses=0]
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call i32 @qux( ) ; <i32>:3 [#uses=0]
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call i32 @qux( ) ; <i32>:4 [#uses=0]
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call i32 @qux( ) ; <i32>:5 [#uses=0]
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call i32 @qux( ) ; <i32>:6 [#uses=0]
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ret i32 %R
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}
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declare i32 @qux()
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