From 050e163ae8b4bb6eb252b59e2f8f36e68ae9239d Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Wed, 13 Jan 2016 19:58:01 +0000
Subject: Vendor import of llvm trunk r257626:
 https://llvm.org/svn/llvm-project/llvm/trunk@257626

---
 lib/Target/ARM/ARMInstrInfo.td | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'lib/Target/ARM/ARMInstrInfo.td')

diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td
index b9de83bfe6dc..c446ba3109e4 100644
--- a/lib/Target/ARM/ARMInstrInfo.td
+++ b/lib/Target/ARM/ARMInstrInfo.td
@@ -5398,6 +5398,27 @@ def MOV_ga_pcrel_ldr : PseudoInst<(outs GPR:$dst), (ins i32imm:$addr),
                     Requires<[IsARM, UseMovt]>;
 } // isReMaterializable
 
+// The many different faces of TLS access.
+def : ARMPat<(ARMWrapper tglobaltlsaddr :$dst),
+             (MOVi32imm tglobaltlsaddr :$dst)>,
+      Requires<[IsARM, UseMovt]>;
+
+def : Pat<(ARMWrapper tglobaltlsaddr:$src),
+          (LDRLIT_ga_abs tglobaltlsaddr:$src)>,
+      Requires<[IsARM, DontUseMovt]>;
+
+def : Pat<(ARMWrapperPIC tglobaltlsaddr:$addr),
+          (MOV_ga_pcrel tglobaltlsaddr:$addr)>, Requires<[IsARM, UseMovt]>;
+
+def : Pat<(ARMWrapperPIC tglobaltlsaddr:$addr),
+          (LDRLIT_ga_pcrel tglobaltlsaddr:$addr)>,
+      Requires<[IsARM, DontUseMovt]>;
+let AddedComplexity = 10 in
+def : Pat<(load (ARMWrapperPIC tglobaltlsaddr:$addr)),
+          (MOV_ga_pcrel_ldr tglobaltlsaddr:$addr)>,
+      Requires<[IsARM, UseMovt]>;
+
+
 // ConstantPool, GlobalAddress, and JumpTable
 def : ARMPat<(ARMWrapper  tconstpool  :$dst), (LEApcrel tconstpool  :$dst)>;
 def : ARMPat<(ARMWrapper  tglobaladdr :$dst), (MOVi32imm tglobaladdr :$dst)>,
-- 
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