blob: f29c7d576d9bb2020974ccf1f1778041266401c6 [file] [log] [blame]
; Testing peephole for generating shorter code for (and (xor b, -1), a)
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
define i64 @f1(i64 %a, i64 %b) {
; CHECK-LABEL: f1:
; CHECK: ngr %r3, %r2
; CHECK: xgr %r2, %r3
; CHECK: br %r14
%neg = xor i64 %b, -1
%and = and i64 %neg, %a
ret i64 %and
}