Revert "[LSR] Create fewer redundant instructions."

This reverts commit r263644.  Investigating bootstrap failures.

llvm-svn: 263655

1 files changed, 0 insertions, 34 deletions

diff --git a/llvm/test/Transforms/LoopStrengthReduce/AArch64/lsr-reuse.ll b/llvm/test/Transforms/LoopStrengthReduce/AArch64/lsr-reuse.ll
deleted file mode 100644
index a2dfe81b108..00000000000
--- a/llvm/test/Transforms/LoopStrengthReduce/AArch64/lsr-reuse.ll
+++ /dev/null
@@ -1,34 +0,0 @@
-; RUN: llc -mtriple=arm64-unknown-unknown -print-lsr-output < %s 2>&1 | FileCheck %s
-
-declare void @foo(i64)
-
-; Verify that redundant adds aren't inserted by LSR.
-; CHECK-LABEL: @bar(
-define void @bar(double* %A) {
-entry:
-  br label %while.cond
-
-while.cond:
-; CHECK-LABEL: while.cond:
-; CHECK: add i64 %lsr.iv, 1
-; CHECK-NOT: add i64 %lsr.iv, 1
-; CHECK-LABEL: land.rhs:
-  %indvars.iv28 = phi i64 [ %indvars.iv.next29, %land.rhs ], [ 50, %entry ]
-  %cmp = icmp sgt i64 %indvars.iv28, 0
-  br i1 %cmp, label %land.rhs, label %while.end
-
-land.rhs:
-  %indvars.iv.next29 = add nsw i64 %indvars.iv28, -1
-  %arrayidx = getelementptr inbounds double, double* %A, i64 %indvars.iv.next29
-  %Aload = load double, double* %arrayidx, align 8
-  %cmp1 = fcmp oeq double %Aload, 0.000000e+00
-  br i1 %cmp1, label %while.cond, label %if.end
-
-while.end:
-  %indvars.iv28.lcssa = phi i64 [ %indvars.iv28, %while.cond ]
-  tail call void @foo(i64 %indvars.iv28.lcssa)
-  br label %if.end
-
-if.end:
-  ret void
-}