[PATCH] D143049: Use ArrayRef instead of raw pointers. NFC

[Serge Pavlov via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGc6795b1d37ce: Use ArrayRef instead of raw pointers. NFC (authored by sepavloff).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D143049/new/

https://reviews.llvm.org/D143049

Files:
  llvm/include/llvm/CodeGen/TargetLowering.h
  llvm/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.h
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/lib/Target/X86/X86ISelLowering.h


Index: llvm/lib/Target/X86/X86ISelLowering.h
===================================================================
--- llvm/lib/Target/X86/X86ISelLowering.h
+++ llvm/lib/Target/X86/X86ISelLowering.h
@@ -1702,7 +1702,7 @@
                         LLVMContext &Context) const override;
 
     const MCPhysReg *getScratchRegisters(CallingConv::ID CC) const override;
-    const MCPhysReg *getRoundingControlRegisters() const override;
+    ArrayRef<MCPhysReg> getRoundingControlRegisters() const override;
 
     TargetLoweringBase::AtomicExpansionKind
     shouldExpandAtomicLoadInIR(LoadInst *LI) const override;
Index: llvm/lib/Target/X86/X86ISelLowering.cpp
===================================================================
--- llvm/lib/Target/X86/X86ISelLowering.cpp
+++ llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -3097,10 +3097,10 @@
   return ScratchRegs;
 }
 
-const MCPhysReg *X86TargetLowering::getRoundingControlRegisters() const {
+ArrayRef<MCPhysReg> X86TargetLowering::getRoundingControlRegisters() const {
   // FIXME: We should def X86::FPCW for x87 as well. But it affects a lot of lit
   // tests at the moment, which is not what we expected.
-  static const MCPhysReg RCRegs[] = { X86::MXCSR, 0 };
+  static const MCPhysReg RCRegs[] = {X86::MXCSR};
   return RCRegs;
 }
 
Index: llvm/lib/Target/AArch64/AArch64ISelLowering.h
===================================================================
--- llvm/lib/Target/AArch64/AArch64ISelLowering.h
+++ llvm/lib/Target/AArch64/AArch64ISelLowering.h
@@ -670,7 +670,7 @@
                                      CodeGenOpt::Level OptLevel) const override;
 
   const MCPhysReg *getScratchRegisters(CallingConv::ID CC) const override;
-  const MCPhysReg *getRoundingControlRegisters() const override;
+  ArrayRef<MCPhysReg> getRoundingControlRegisters() const override;
 
   /// Returns false if N is a bit extraction pattern of (X >> C) & Mask.
   bool isDesirableToCommuteWithShift(const SDNode *N,
Index: llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
===================================================================
--- llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
+++ llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -14946,8 +14946,8 @@
   return ScratchRegs;
 }
 
-const MCPhysReg *AArch64TargetLowering::getRoundingControlRegisters() const {
-  static const MCPhysReg RCRegs[] = {AArch64::FPCR, 0};
+ArrayRef<MCPhysReg> AArch64TargetLowering::getRoundingControlRegisters() const {
+  static const MCPhysReg RCRegs[] = {AArch64::FPCR};
   return RCRegs;
 }
 
Index: llvm/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
===================================================================
--- llvm/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
+++ llvm/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
@@ -1163,10 +1163,9 @@
 
   // Add rounding control registers as implicit def for function call.
   if (II.isCall() && MF->getFunction().hasFnAttribute(Attribute::StrictFP)) {
-    const MCPhysReg *RCRegs = TLI->getRoundingControlRegisters();
-    if (RCRegs)
-      for (; *RCRegs; ++RCRegs)
-        UsedRegs.push_back(*RCRegs);
+    ArrayRef<MCPhysReg> RCRegs = TLI->getRoundingControlRegisters();
+    for (MCPhysReg Reg : RCRegs)
+      UsedRegs.push_back(Reg);
   }
 
   // Finally mark unused registers as dead.
Index: llvm/include/llvm/CodeGen/TargetLowering.h
===================================================================
--- llvm/include/llvm/CodeGen/TargetLowering.h
+++ llvm/include/llvm/CodeGen/TargetLowering.h
@@ -4490,8 +4490,8 @@
 
   /// Returns a 0 terminated array of rounding control registers that can be
   /// attached into strict FP call.
-  virtual const MCPhysReg *getRoundingControlRegisters() const {
-    return nullptr;
+  virtual ArrayRef<MCPhysReg> getRoundingControlRegisters() const {
+    return ArrayRef<MCPhysReg>();
   }
 
   /// This callback is used to prepare for a volatile or atomic load.


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