[ARM] Enable shrink-wrapping by default.

[oota-llvm.git] / test / CodeGen / Thumb2 / lsr-deficiency.ll

diff --git a/test/CodeGen/Thumb2/lsr-deficiency.ll b/test/CodeGen/Thumb2/lsr-deficiency.ll
index 9ff114e2b6f21a3fe991f669bb8de943dde0a3bb..ccf7faedac6eee431a105cf8038a6b600683ad40 100644 (file)
--- a/test/CodeGen/Thumb2/lsr-deficiency.ll
+++ b/test/CodeGen/Thumb2/lsr-deficiency.ll
@@ -3,33 +3,28 @@
 
 ; 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-LABEL: t:
 ; CHECK: mov{{.*}}, #1000
 entry:
-  %.pre = load i32* @G, align 4                   ; <i32> [#uses=1]
+  %.pre = load i32, i32* @G, align 4                   ; <i32> [#uses=1]
   br label %bb
 
 bb:                                               ; preds = %bb, %entry
 ; CHECK: LBB0_1:
-; CHECK: cmp [[R2:r[0-9]+]], #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]
   %tmp5 = sub i32 1000, %indvar                   ; <i32> [#uses=1]
-  %1 = load i32** @array, align 4                 ; <i32*> [#uses=1]
-  %scevgep = getelementptr i32* %1, i32 %tmp5     ; <i32*> [#uses=1]
-  %2 = load i32* %scevgep, align 4                ; <i32> [#uses=1]
+  %1 = load i32*, i32** @array, align 4                 ; <i32*> [#uses=1]
+  %scevgep = getelementptr i32, i32* %1, i32 %tmp5     ; <i32*> [#uses=1]
+  %2 = load i32, i32* %scevgep, align 4                ; <i32> [#uses=1]
   %3 = add nsw i32 %2, %0                         ; <i32> [#uses=2]
   store i32 %3, i32* @G, align 4
   %indvar.next = add i32 %indvar, 1               ; <i32> [#uses=2]