Add node and enum for mips tail call.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166318 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp
index 2236af9..0949874 100644
--- a/lib/Target/Mips/MipsISelLowering.cpp
+++ b/lib/Target/Mips/MipsISelLowering.cpp
@@ -58,6 +58,7 @@
const char *MipsTargetLowering::getTargetNodeName(unsigned Opcode) const {
switch (Opcode) {
case MipsISD::JmpLink: return "MipsISD::JmpLink";
+ case MipsISD::TailCall: return "MipsISD::TailCall";
case MipsISD::Hi: return "MipsISD::Hi";
case MipsISD::Lo: return "MipsISD::Lo";
case MipsISD::GPRel: return "MipsISD::GPRel";
diff --git a/lib/Target/Mips/MipsISelLowering.h b/lib/Target/Mips/MipsISelLowering.h
index 28d126b..f185f12 100644
--- a/lib/Target/Mips/MipsISelLowering.h
+++ b/lib/Target/Mips/MipsISelLowering.h
@@ -29,6 +29,9 @@
// Jump and link (call)
JmpLink,
+ // Tail call
+ TailCall,
+
// Get the Higher 16 bits from a 32-bit immediate
// No relation with Mips Hi register
Hi,
diff --git a/lib/Target/Mips/MipsInstrInfo.td b/lib/Target/Mips/MipsInstrInfo.td
index 5a51fc8..e972569 100644
--- a/lib/Target/Mips/MipsInstrInfo.td
+++ b/lib/Target/Mips/MipsInstrInfo.td
@@ -52,6 +52,10 @@
[SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
SDNPVariadic]>;
+// Tail call
+def MipsTailCall : SDNode<"MipsISD::TailCall", SDT_MipsJmpLink,
+ [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
+
// Hi and Lo nodes are used to handle global addresses. Used on
// MipsISelLowering to lower stuff like GlobalAddress, ExternalSymbol
// static model. (nothing to do with Mips Registers Hi and Lo)