blob: 1b5b726953ff94dda4691f03937d2a5c9205fa29 [file] [log] [blame]
; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- -o %t
; RUN: grep slwi %t
; RUN: not grep addi %t
; RUN: not grep rlwinm %t
define i32 @test(i32 %A) {
;; shift
%B = mul i32 %A, 8 ; <i32> [#uses=1]
;; dead, no demanded bits.
%C = add i32 %B, 7 ; <i32> [#uses=1]
;; dead once add is gone.
%D = and i32 %C, -8 ; <i32> [#uses=1]
ret i32 %D
}