1 ; I'm not really sure if instcombine should do things like these. LevelRaise
2 ; already sufficiently takes care of these cases, but level raise is really
3 ; slow. Might it be better to make there be an instcombine prepass before
4 ; level raise that takes care of the obvious stuff?
6 ; RUN: if as < %s | opt -instcombine | dis | grep cast
12 %A = cast int %X to uint
13 %c = setne uint %A, 0 ; Convert to setne int %X, 0
17 bool %test2(int %X, int %Y) {
18 %A = cast int %X to uint
19 %B = cast int %Y to uint
20 %c = setne uint %A, %B ; Convert to setne int %X, %Y
24 bool %test3(int %A, int %B) {
25 %cond216 = setlt int %A, %B ; <bool> [#uses=1]
26 %cst109 = cast bool %cond216 to uint ; <uint> [#uses=1]
27 %cond219 = setgt int %A, %B ; <bool> [#uses=1]
28 %cst111 = cast bool %cond219 to uint ; <uint> [#uses=1]
29 %reg113 = and uint %cst109, %cst111 ; <uint> [#uses=1]
30 %cst222 = cast uint %reg113 to bool ; <int> [#uses=1]
35 %B = cast int %A to uint
36 %C = shl uint %B, ubyte 1
37 %D = cast uint %C to int