blob: de33faf000acbcdad1c62e247db247819706fb3e [file] [log] [blame]
; RUN: llc --mtriple=powerpc64le-linux-gnu < %s | FileCheck %s
; It tests in function DAGCombiner::visitSIGN_EXTEND_INREG
; signext will not be combined with extload, and causes extra zext.
declare void @g(i32 signext)
define void @foo(i8* %p) {
br label %while.body
%0 = load i8, i8* %p, align 1
%conv = zext i8 %0 to i32
%cmp = icmp sgt i8 %0, 0
br i1 %cmp, label %if.then, label %while.body
; CHECK: lbz
; CHECK: extsb.
; CHECK-NOT: rlwinm
; CHECK: ble
tail call void @g(i32 signext %conv)
br label %while.body