1 ; This test makes sure that div instructions are properly eliminated. 2 ; This test is for Integer BitWidth < 64 && BitWidth % 2 != 0. 3 ; 4 ; RUN: opt < %s -instcombine -S | not grep div 5 6 7 define i33 @test1(i33 %X) { 8 %Y = udiv i33 %X, 4096 9 ret i33 %Y 10 } 11 12 define i49 @test2(i49 %X) { 13 %tmp.0 = shl i49 4096, 17 14 %Y = udiv i49 %X, %tmp.0 15 ret i49 %Y 16 } 17 18 define i59 @test3(i59 %X, i1 %C) { 19 %V = select i1 %C, i59 1024, i59 4096 20 %R = udiv i59 %X, %V 21 ret i59 %R 22 } 23
