; This now reduces to a single induction variable.
-; TODO: It still gets a GPR shuffle at the end of the loop
-; This is because something in instruction selection has decided
-; that comparing the pre-incremented value with zero is better
-; than comparing the post-incremented value with -4.
-
@G = external global i32 ; <i32*> [#uses=2]
@array = external global i32* ; <i32**> [#uses=1]
define void @t() nounwind optsize {
-; CHECK: t:
-; CHECK: mov.w r2, #1000
+; CHECK-LABEL: t:
+; CHECK: mov{{.*}}, #1000
entry:
%.pre = load i32* @G, align 4 ; <i32> [#uses=1]
br label %bb
bb: ; preds = %bb, %entry
; CHECK: LBB0_1:
-; CHECK: cmp r2, #0
-; CHECK: sub{{(.w)?}} [[REGISTER:(r[0-9]+)|(lr)]], r2, #1
-; CHECK: mov r2, [[REGISTER]]
+; CHECK: subs [[R2:r[0-9]+]], #1
+; CHECK: cmp.w [[R2]], #-1
+; CHECK: bne LBB0_1
%0 = phi i32 [ %.pre, %entry ], [ %3, %bb ] ; <i32> [#uses=1]
%indvar = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2]