diff --git a/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp b/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
--- a/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
@@ -1113,7 +1113,8 @@
 void AMDGPUAsmPrinter::emitPALFunctionMetadata(const MachineFunction &MF) {
   auto *MD = getTargetStreamer()->getPALMetadata();
   const MachineFrameInfo &MFI = MF.getFrameInfo();
-  MD->setFunctionScratchSize(MF, MFI.getStackSize());
+  StringRef FnName = MF.getFunction().getName();
+  MD->setFunctionScratchSize(FnName, MFI.getStackSize());
 
   // Set compute registers
   MD->setRsrc1(CallingConv::AMDGPU_CS,
@@ -1121,9 +1122,9 @@
   MD->setRsrc2(CallingConv::AMDGPU_CS, CurrentProgramInfo.getComputePGMRSrc2());
 
   // Set optional info
-  MD->setFunctionLdsSize(MF, CurrentProgramInfo.LDSSize);
-  MD->setFunctionNumUsedVgprs(MF, CurrentProgramInfo.NumVGPRsForWavesPerEU);
-  MD->setFunctionNumUsedSgprs(MF, CurrentProgramInfo.NumSGPRsForWavesPerEU);
+  MD->setFunctionLdsSize(FnName, CurrentProgramInfo.LDSSize);
+  MD->setFunctionNumUsedVgprs(FnName, CurrentProgramInfo.NumVGPRsForWavesPerEU);
+  MD->setFunctionNumUsedSgprs(FnName, CurrentProgramInfo.NumSGPRsForWavesPerEU);
 }
 
 // This is supposed to be log2(Size)
diff --git a/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp b/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
--- a/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
@@ -193,6 +193,7 @@
 };
 
 }
+
 AMDGPURegisterBankInfo::AMDGPURegisterBankInfo(const GCNSubtarget &ST)
     : Subtarget(ST), TRI(Subtarget.getRegisterInfo()),
       TII(Subtarget.getInstrInfo()) {
diff --git a/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUInstPrinter.cpp b/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUInstPrinter.cpp
--- a/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUInstPrinter.cpp
+++ b/llvm/lib/Target/AMDGPU/MCTargetDesc/AMDGPUInstPrinter.cpp
@@ -10,13 +10,13 @@
 #include "AMDGPUInstPrinter.h"
 #include "MCTargetDesc/AMDGPUMCTargetDesc.h"
 #include "SIDefines.h"
-#include "SIRegisterInfo.h"
 #include "Utils/AMDGPUAsmUtils.h"
 #include "Utils/AMDGPUBaseInfo.h"
 #include "llvm/MC/MCExpr.h"
 #include "llvm/MC/MCInst.h"
 #include "llvm/MC/MCInstrDesc.h"
 #include "llvm/MC/MCInstrInfo.h"
+#include "llvm/MC/MCRegisterInfo.h"
 #include "llvm/MC/MCSubtargetInfo.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/TargetParser/TargetParser.h"
diff --git a/llvm/lib/Target/AMDGPU/SIRegisterInfo.h b/llvm/lib/Target/AMDGPU/SIRegisterInfo.h
--- a/llvm/lib/Target/AMDGPU/SIRegisterInfo.h
+++ b/llvm/lib/Target/AMDGPU/SIRegisterInfo.h
@@ -445,6 +445,11 @@
                                      unsigned SubReg) const;
 };
 
+namespace AMDGPU {
+/// Get the size in bits of a register from the register class \p RC.
+unsigned getRegBitWidth(const TargetRegisterClass &RC);
+} // namespace AMDGPU
+
 } // End namespace llvm
 
 #endif
diff --git a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
--- a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
@@ -2568,6 +2568,10 @@
   return AMDGPUInstPrinter::getRegisterName(Reg);
 }
 
+unsigned AMDGPU::getRegBitWidth(const TargetRegisterClass &RC) {
+  return getRegBitWidth(RC.getID());
+}
+
 static const TargetRegisterClass *
 getAnyVGPRClassForBitWidth(unsigned BitWidth) {
   if (BitWidth == 64)
diff --git a/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.h b/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.h
--- a/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.h
+++ b/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.h
@@ -31,7 +31,6 @@
 class MCRegisterInfo;
 class MCSubtargetInfo;
 class StringRef;
-class TargetRegisterClass;
 class Triple;
 class raw_ostream;
 
@@ -1202,9 +1201,6 @@
 /// Get the size in bits of a register from the register class \p RC.
 unsigned getRegBitWidth(const MCRegisterClass &RC);
 
-/// Get the size in bits of a register from the register class \p RC.
-unsigned getRegBitWidth(const TargetRegisterClass &RC);
-
 /// Get size of register operand
 unsigned getRegOperandSize(const MCRegisterInfo *MRI, const MCInstrDesc &Desc,
                            unsigned OpNo);
diff --git a/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp b/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp
--- a/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp
@@ -12,7 +12,6 @@
 #include "AMDKernelCodeT.h"
 #include "MCTargetDesc/AMDGPUMCTargetDesc.h"
 #include "llvm/BinaryFormat/ELF.h"
-#include "llvm/CodeGen/TargetRegisterInfo.h"
 #include "llvm/IR/Attributes.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/Function.h"
@@ -2423,10 +2422,6 @@
   return getRegBitWidth(RC.getID());
 }
 
-unsigned getRegBitWidth(const TargetRegisterClass &RC) {
-  return getRegBitWidth(RC.getID());
-}
-
 unsigned getRegOperandSize(const MCRegisterInfo *MRI, const MCInstrDesc &Desc,
                            unsigned OpNo) {
   assert(OpNo < Desc.NumOperands);
diff --git a/llvm/lib/Target/AMDGPU/Utils/AMDGPUPALMetadata.h b/llvm/lib/Target/AMDGPU/Utils/AMDGPUPALMetadata.h
--- a/llvm/lib/Target/AMDGPU/Utils/AMDGPUPALMetadata.h
+++ b/llvm/lib/Target/AMDGPU/Utils/AMDGPUPALMetadata.h
@@ -17,7 +17,6 @@
 
 namespace llvm {
 
-class MachineFunction;
 class Module;
 class StringRef;
 
@@ -87,22 +86,22 @@
   void setScratchSize(unsigned CC, unsigned Val);
 
   // Set the stack frame size of a function in the metadata.
-  void setFunctionScratchSize(const MachineFunction &MF, unsigned Val);
+  void setFunctionScratchSize(StringRef FnName, unsigned Val);
 
   // Set the amount of LDS used in bytes in the metadata. This is an optional
   // advisory record for logging etc; wave dispatch actually uses the rsrc1
   // register for the shader stage to determine the amount of LDS to allocate.
-  void setFunctionLdsSize(const MachineFunction &MF, unsigned Val);
+  void setFunctionLdsSize(StringRef FnName, unsigned Val);
 
   // Set the number of used vgprs in the metadata. This is an optional advisory
   // record for logging etc; wave dispatch actually uses the rsrc1 register for
   // the shader stage to determine the number of vgprs to allocate.
-  void setFunctionNumUsedVgprs(const MachineFunction &MF, unsigned Val);
+  void setFunctionNumUsedVgprs(StringRef FnName, unsigned Val);
 
   // Set the number of used sgprs in the metadata. This is an optional advisory
   // record for logging etc; wave dispatch actually uses the rsrc1 register for
   // the shader stage to determine the number of sgprs to allocate.
-  void setFunctionNumUsedSgprs(const MachineFunction &MF, unsigned Val);
+  void setFunctionNumUsedSgprs(StringRef FnName, unsigned Val);
 
   // Set the hardware register bit in PAL metadata to enable wave32 on the
   // shader of the given calling convention.
diff --git a/llvm/lib/Target/AMDGPU/Utils/AMDGPUPALMetadata.cpp b/llvm/lib/Target/AMDGPU/Utils/AMDGPUPALMetadata.cpp
--- a/llvm/lib/Target/AMDGPU/Utils/AMDGPUPALMetadata.cpp
+++ b/llvm/lib/Target/AMDGPU/Utils/AMDGPUPALMetadata.cpp
@@ -18,7 +18,6 @@
 #include "AMDGPUPTNote.h"
 #include "SIDefines.h"
 #include "llvm/BinaryFormat/ELF.h"
-#include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/IR/Constants.h"
 #include "llvm/IR/Module.h"
 #include "llvm/Support/AMDGPUMetadata.h"
@@ -242,30 +241,28 @@
 }
 
 // Set the stack frame size of a function in the metadata.
-void AMDGPUPALMetadata::setFunctionScratchSize(const MachineFunction &MF,
-                                               unsigned Val) {
-  auto Node = getShaderFunction(MF.getFunction().getName());
+void AMDGPUPALMetadata::setFunctionScratchSize(StringRef FnName, unsigned Val) {
+  auto Node = getShaderFunction(FnName);
   Node[".stack_frame_size_in_bytes"] = MsgPackDoc.getNode(Val);
 }
 
 // Set the amount of LDS used in bytes in the metadata.
-void AMDGPUPALMetadata::setFunctionLdsSize(const MachineFunction &MF,
-                                           unsigned Val) {
-  auto Node = getShaderFunction(MF.getFunction().getName());
+void AMDGPUPALMetadata::setFunctionLdsSize(StringRef FnName, unsigned Val) {
+  auto Node = getShaderFunction(FnName);
   Node[".lds_size"] = MsgPackDoc.getNode(Val);
 }
 
 // Set the number of used vgprs in the metadata.
-void AMDGPUPALMetadata::setFunctionNumUsedVgprs(const MachineFunction &MF,
+void AMDGPUPALMetadata::setFunctionNumUsedVgprs(StringRef FnName,
                                                 unsigned Val) {
-  auto Node = getShaderFunction(MF.getFunction().getName());
+  auto Node = getShaderFunction(FnName);
   Node[".vgpr_count"] = MsgPackDoc.getNode(Val);
 }
 
 // Set the number of used vgprs in the metadata.
-void AMDGPUPALMetadata::setFunctionNumUsedSgprs(const MachineFunction &MF,
+void AMDGPUPALMetadata::setFunctionNumUsedSgprs(StringRef FnName,
                                                 unsigned Val) {
-  auto Node = getShaderFunction(MF.getFunction().getName());
+  auto Node = getShaderFunction(FnName);
   Node[".sgpr_count"] = MsgPackDoc.getNode(Val);
 }