1 ; RUN: opt < %s -instcombine -S | grep select | count 2 2 3 ; Make sure instcombine don't fold select into operands. We don't want to emit 4 ; select of two integers unless it's selecting 0 / 1. 5 6 define i32 @t1(i32 %c, i32 %x) nounwind { 7 %t1 = icmp eq i32 %c, 0 8 %t2 = lshr i32 %x, 18 9 %t3 = select i1 %t1, i32 %t2, i32 %x 10 ret i32 %t3 11 } 12 13 define i32 @t2(i32 %c, i32 %x) nounwind { 14 %t1 = icmp eq i32 %c, 0 15 %t2 = and i32 %x, 18 16 %t3 = select i1 %t1, i32 %t2, i32 %x 17 ret i32 %t3 18 } 19
