[PATCH] D19569: [Mips] Add support for llvm.thread.pointer intrinsic.

[Marcin Kościelnicki via llvm-commits]

This revision was automatically updated to reflect the committed changes.
koriakin marked 2 inline comments as done.
Closed by commit rL267743: [Mips] Add support for llvm.thread.pointer intrinsic. (authored by koriakin).

Changed prior to commit:
  http://reviews.llvm.org/D19569?vs=55120&id=55256#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D19569

Files:
  llvm/trunk/lib/Target/Mips/MipsSEISelLowering.cpp
  llvm/trunk/test/CodeGen/Mips/thread-pointer.ll

Index: llvm/trunk/test/CodeGen/Mips/thread-pointer.ll
===================================================================
--- llvm/trunk/test/CodeGen/Mips/thread-pointer.ll
+++ llvm/trunk/test/CodeGen/Mips/thread-pointer.ll
@@ -0,0 +1,12 @@
+; RUN: llc -march=mips < %s | FileCheck %s
+; RUN: llc -march=mips64 < %s | FileCheck %s
+; RUN: llc -march=mipsel < %s | FileCheck %s
+; RUN: llc -march=mips64el < %s | FileCheck %s
+
+declare i8* @llvm.thread.pointer() nounwind readnone
+
+define i8* @thread_pointer() {
+; CHECK: rdhwr $3, $29
+  %1 = tail call i8* @llvm.thread.pointer()
+  ret i8* %1
+}
Index: llvm/trunk/lib/Target/Mips/MipsSEISelLowering.cpp
===================================================================
--- llvm/trunk/lib/Target/Mips/MipsSEISelLowering.cpp
+++ llvm/trunk/lib/Target/Mips/MipsSEISelLowering.cpp
@@ -2166,6 +2166,10 @@
   case Intrinsic::mips_xori_b:
     return DAG.getNode(ISD::XOR, DL, Op->getValueType(0),
                        Op->getOperand(1), lowerMSASplatImm(Op, 2, DAG));
+  case Intrinsic::thread_pointer: {
+    EVT PtrVT = getPointerTy(DAG.getDataLayout());
+    return DAG.getNode(MipsISD::ThreadPointer, DL, PtrVT);
+  }
   }
 }
 


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