From 3f031e75aaa9579de41e45dcdc0e22a6cdb96f13 Mon Sep 17 00:00:00 2001
From: Matt Arsenault <Matthew.Arsenault@amd.com>
Date: Sun, 2 Jul 2017 23:21:48 +0000
Subject: AMDGPU: Add operand target flags serialization

llvm-svn: 306995
---
 llvm/lib/Target/AMDGPU/SIInstrInfo.cpp | 18 ++++++++++++++++++
 llvm/lib/Target/AMDGPU/SIInstrInfo.h   |  8 ++++++++
 2 files changed, 26 insertions(+)

(limited to 'llvm/lib/Target')

diff --git a/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp b/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
index b6784ec14e9..5a9089deb7a 100644
--- a/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
@@ -4320,6 +4320,24 @@ SIInstrInfo::CreateTargetPostRAHazardRecognizer(const MachineFunction &MF) const
   return new GCNHazardRecognizer(MF);
 }
 
+std::pair<unsigned, unsigned>
+SIInstrInfo::decomposeMachineOperandsTargetFlags(unsigned TF) const {
+  return std::make_pair(TF & MO_MASK, TF & ~MO_MASK);
+}
+
+ArrayRef<std::pair<unsigned, const char *>>
+SIInstrInfo::getSerializableDirectMachineOperandTargetFlags() const {
+  static const std::pair<unsigned, const char *> TargetFlags[] = {
+    { MO_GOTPCREL, "amdgpu-gotprel" },
+    { MO_GOTPCREL32_LO, "amdgpu-gotprel32-lo" },
+    { MO_GOTPCREL32_HI, "amdgpu-gotprel32-hi" },
+    { MO_REL32_LO, "amdgpu-rel32-lo" },
+    { MO_REL32_HI, "amdgpu-rel32-hi" }
+  };
+
+  return makeArrayRef(TargetFlags);
+}
+
 bool SIInstrInfo::isBasicBlockPrologue(const MachineInstr &MI) const {
   return !MI.isTerminator() && MI.getOpcode() != AMDGPU::COPY &&
          MI.modifiesRegister(AMDGPU::EXEC, &RI);
diff --git a/llvm/lib/Target/AMDGPU/SIInstrInfo.h b/llvm/lib/Target/AMDGPU/SIInstrInfo.h
index 74b48c76180..d00c0d4a7f4 100644
--- a/llvm/lib/Target/AMDGPU/SIInstrInfo.h
+++ b/llvm/lib/Target/AMDGPU/SIInstrInfo.h
@@ -100,6 +100,8 @@ protected:
 public:
 
   enum TargetOperandFlags {
+    MO_MASK = 0x7,
+
     MO_NONE = 0,
     // MO_GOTPCREL -> symbol@GOTPCREL -> R_AMDGPU_GOTPCREL.
     MO_GOTPCREL = 1,
@@ -781,9 +783,15 @@ public:
   void convertNonUniformLoopRegion(MachineBasicBlock *LoopEntry,
                                    MachineBasicBlock *LoopEnd) const;
 
+  std::pair<unsigned, unsigned>
+  decomposeMachineOperandsTargetFlags(unsigned TF) const override;
+
   ArrayRef<std::pair<int, const char *>>
   getSerializableTargetIndices() const override;
 
+  ArrayRef<std::pair<unsigned, const char *>>
+  getSerializableDirectMachineOperandTargetFlags() const override;
+
   ScheduleHazardRecognizer *
   CreateTargetPostRAHazardRecognizer(const InstrItineraryData *II,
                                  const ScheduleDAG *DAG) const override;
-- 
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