1; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- -o %t 2; RUN: grep slwi %t 3; RUN: not grep addi %t 4; RUN: not grep rlwinm %t 5 6define i32 @test(i32 %A) { 7 ;; shift 8 %B = mul i32 %A, 8 ; <i32> [#uses=1] 9 ;; dead, no demanded bits. 10 %C = add i32 %B, 7 ; <i32> [#uses=1] 11 ;; dead once add is gone. 12 %D = and i32 %C, -8 ; <i32> [#uses=1] 13 ret i32 %D 14} 15 16