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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81290 91177308-0d34-0410-b5e6-96231b3b80d8
15 lines
522 B
LLVM
15 lines
522 B
LLVM
; RUN: llc < %s -march=x86 | grep and | count 1
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; The dag combiner should fold together (x&127)|(y&16711680) -> (x|y)&c1
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; in this case.
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define i32 @test6(i32 %x, i16 %y) {
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%tmp1 = zext i16 %y to i32 ; <i32> [#uses=1]
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%tmp2 = and i32 %tmp1, 127 ; <i32> [#uses=1]
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%tmp4 = shl i32 %x, 16 ; <i32> [#uses=1]
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%tmp5 = and i32 %tmp4, 16711680 ; <i32> [#uses=1]
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%tmp6 = or i32 %tmp2, %tmp5 ; <i32> [#uses=1]
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ret i32 %tmp6
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}
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