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b1e1e82c54
of using llvm-as, now that opt supports this. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81226 91177308-0d34-0410-b5e6-96231b3b80d8
19 lines
531 B
LLVM
19 lines
531 B
LLVM
; RUN: opt %s -instcombine | llvm-dis | grep select | count 2
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; Make sure instcombine don't fold select into operands. We don't want to emit
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; select of two integers unless it's selecting 0 / 1.
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define i32 @t1(i32 %c, i32 %x) nounwind {
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%t1 = icmp eq i32 %c, 0
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%t2 = lshr i32 %x, 18
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%t3 = select i1 %t1, i32 %t2, i32 %x
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ret i32 %t3
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}
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define i32 @t2(i32 %c, i32 %x) nounwind {
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%t1 = icmp eq i32 %c, 0
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%t2 = and i32 %x, 18
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%t3 = select i1 %t1, i32 %t2, i32 %x
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ret i32 %t3
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}
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