| ; Tests to make sure elimination of casts is working correctly |
| ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | notcast |
| |
| define i17 @test1(i17 %a) { |
| %tmp = zext i17 %a to i37 ; <i37> [#uses=2] |
| %tmp21 = lshr i37 %tmp, 8 ; <i37> [#uses=1] |
| %tmp5 = shl i37 %tmp, 8 ; <i37> [#uses=1] |
| %tmp.upgrd.32 = or i37 %tmp21, %tmp5 ; <i37> [#uses=1] |
| %tmp.upgrd.3 = trunc i37 %tmp.upgrd.32 to i17 ; <i17> [#uses=1] |
| ret i17 %tmp.upgrd.3 |
| } |
| |
| define i167 @test2(i167 %a) { |
| %tmp = zext i167 %a to i577 ; <i577> [#uses=2] |
| %tmp21 = lshr i577 %tmp, 9 ; <i577> [#uses=1] |
| %tmp5 = shl i577 %tmp, 8 ; <i577> [#uses=1] |
| %tmp.upgrd.32 = or i577 %tmp21, %tmp5 ; <i577> [#uses=1] |
| %tmp.upgrd.3 = trunc i577 %tmp.upgrd.32 to i167 ; <i167> [#uses=1] |
| ret i167 %tmp.upgrd.3 |
| } |
