llvm-project/llvm/test/CodeGen/PowerPC/and-elim.ll

19 lines
436 B
LLVM

; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- | not grep rlwin
define void @test(i8* %P) {
%W = load i8, i8* %P
%X = shl i8 %W, 1
%Y = add i8 %X, 2
%Z = and i8 %Y, 254 ; dead and
store i8 %Z, i8* %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
}