From 7db3c63bb2d7fc98592cf341f413e68184c39636 Mon Sep 17 00:00:00 2001
From: Tim Northover <tnorthover@apple.com>
Date: Wed, 9 Apr 2014 06:55:39 +0000
Subject: [PATCH] ARM64: add pattern for <1 x i64> custom not node.

This should fix PR19367.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205835 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/ARM64/ARM64InstrInfo.td | 1 +
 test/CodeGen/ARM64/vcmp.ll         | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/lib/Target/ARM64/ARM64InstrInfo.td b/lib/Target/ARM64/ARM64InstrInfo.td
index 3745a70df85..376d39e7482 100644
--- a/lib/Target/ARM64/ARM64InstrInfo.td
+++ b/lib/Target/ARM64/ARM64InstrInfo.td
@@ -2150,6 +2150,7 @@ def : Pat<(ARM64not (v16i8 V128:$Rn)), (NOTv16i8 V128:$Rn)>;
 def : Pat<(ARM64not (v4i16 V64:$Rn)),  (NOTv8i8  V64:$Rn)>;
 def : Pat<(ARM64not (v8i16 V128:$Rn)), (NOTv16i8 V128:$Rn)>;
 def : Pat<(ARM64not (v2i32 V64:$Rn)),  (NOTv8i8  V64:$Rn)>;
+def : Pat<(ARM64not (v1i64 V64:$Rn)),  (NOTv8i8  V64:$Rn)>;
 def : Pat<(ARM64not (v4i32 V128:$Rn)), (NOTv16i8 V128:$Rn)>;
 def : Pat<(ARM64not (v2i64 V128:$Rn)), (NOTv16i8 V128:$Rn)>;
 
diff --git a/test/CodeGen/ARM64/vcmp.ll b/test/CodeGen/ARM64/vcmp.ll
index f9275b825f5..16ff177a054 100644
--- a/test/CodeGen/ARM64/vcmp.ll
+++ b/test/CodeGen/ARM64/vcmp.ll
@@ -225,3 +225,12 @@ define <1 x i64> @fcmlt_d(<1 x double> %A, <1 x double> %B) nounwind {
   %mask = sext <1 x i1> %tst to <1 x i64>
   ret <1 x i64> %mask
 }
+
+define <1 x i64> @cmnez_d(<1 x i64> %A) nounwind {
+; CHECK-LABEL: cmnez_d:
+; CHECK: cmeq d[[EQ:[0-9]+]], d0, #0
+; CHECK: not.8b v0, v[[EQ]]
+  %tst = icmp ne <1 x i64> %A, zeroinitializer
+  %mask = sext <1 x i1> %tst to <1 x i64>
+  ret <1 x i64> %mask
+}
-- 
2.34.1