Revert "DAGCombine: fold (or (and X, M), (and X, N)) -> (and X, (or M, N))"

It hadn't gone through review yet, but was still on my local copy.

This reverts commit r226663

llvm-svn: 226665

1 files changed, 0 insertions, 44 deletions

diff --git a/llvm/test/CodeGen/AArch64/or-combine.ll b/llvm/test/CodeGen/AArch64/or-combine.ll
deleted file mode 100644
index c6c343a3f79..00000000000
--- a/llvm/test/CodeGen/AArch64/or-combine.ll
+++ /dev/null
@@ -1,44 +0,0 @@
-; RUN: llc -mtriple=aarch64-linux-gnu -o - %s | FileCheck %s
-
-define i32 @test_consts(i32 %in) {
-; CHECK-LABEL: test_consts:
-; CHECK-NOT: bfxil
-; CHECK-NOT: and
-; CHECK-NOT: orr
-; CHECK: ret
-
-  %lo = and i32 %in, 65535
-  %hi = and i32 %in, -65536
-  %res = or i32 %lo, %hi
-  ret i32 %res
-}
-
-define i32 @test_generic(i32 %in, i32 %mask1, i32 %mask2) {
-; CHECK-LABEL: test_generic:
-; CHECK: orr [[FULL_MASK:w[0-9]+]], w1, w2
-; CHECK: and w0, w0, [[FULL_MASK]]
-
-  %lo = and i32 %in, %mask1
-  %hi = and i32 %in, %mask2
-  %res = or i32 %lo, %hi
-  ret i32 %res
-}
-
-; In this case the transformation isn't profitable, since %lo and %hi
-; are used more than once.
-define [3 x i32] @test_reuse(i32 %in, i32 %mask1, i32 %mask2) {
-; CHECK-LABEL: test_reuse:
-; CHECK-DAG: and w1, w0, w1
-; CHECK-DAG: and w2, w0, w2
-; CHECK-DAG: orr w0, w1, w2
-
-  %lo = and i32 %in, %mask1
-  %hi = and i32 %in, %mask2
-  %recombine = or i32 %lo, %hi
-
-  %res.tmp0 = insertvalue [3 x i32] undef, i32 %recombine, 0
-  %res.tmp1 = insertvalue [3 x i32] %res.tmp0, i32 %lo, 1
-  %res = insertvalue [3 x i32] %res.tmp1, i32 %hi, 2
-
-  ret [3 x i32] %res
-}