File: and-elim.ll

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llvm-toolchain-21 1%3A21.1.4-5
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; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- | not grep rlwin

define void @test(ptr %P) {
	%W = load i8, ptr %P
	%X = shl i8 %W, 1
	%Y = add i8 %X, 2
	%Z = and i8 %Y, 254        ; dead and
	store i8 %Z, ptr %P
	ret void
}

define zeroext i16 @test2(i16 zeroext %crc)  { 
        ; No and's should be needed for the i16s here.
        %tmp.1 = lshr i16 %crc, 1
        %tmp.7 = xor i16 %tmp.1, 40961
        ret i16 %tmp.7
}