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; All of these ands and shifts should be folded into rlw[i]nm instructions
; RUN: llvm-as < %s | llc -march=ppc32 -o %t -f
; RUN: not grep and %t
; RUN: not grep srawi %t
; RUN: not grep srwi %t
; RUN: not grep slwi %t
; RUN: grep rlwnm %t | wc -l | grep 1
; RUN: grep rlwinm %t | wc -l | grep 1
define i32 @test1(i32 %X, i32 %Y) {
entry:
%tmp = trunc i32 %Y to i8 ; <i8> [#uses=2]
%tmp1 = shl i32 %X, %Y ; <i32> [#uses=1]
%tmp2 = sub i32 32, %Y ; <i8> [#uses=1]
%tmp3 = lshr i32 %X, %tmp2 ; <i32> [#uses=1]
%tmp4 = or i32 %tmp1, %tmp3 ; <i32> [#uses=1]
%tmp6 = and i32 %tmp4, 127 ; <i32> [#uses=1]
ret i32 %tmp6
}
define i32 @test2(i32 %X) {
entry:
%tmp1 = lshr i32 %X, 27 ; <i32> [#uses=1]
%tmp2 = shl i32 %X, 5 ; <i32> [#uses=1]
%tmp2.masked = and i32 %tmp2, 96 ; <i32> [#uses=1]
%tmp5 = or i32 %tmp1, %tmp2.masked ; <i32> [#uses=1]
ret i32 %tmp5
}
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