From 48e944fd890eac1f0867cfa09090729954cf5074 Mon Sep 17 00:00:00 2001 From: Sanjay Patel Date: Sat, 20 Sep 2014 22:39:16 +0000 Subject: [PATCH] =?UTF-8?q?mop=20up:=20"Don=E2=80=99t=20duplicate=20functi?= =?UTF-8?q?on=20or=20class=20name=20at=20the=20beginning=20of=20the=20comm?= =?UTF-8?q?ent."?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit llvm-svn: 218194 --- lib/CodeGen/RegisterCoalescer.h | 46 +++++++++++++++------------------ 1 file changed, 21 insertions(+), 25 deletions(-) diff --git a/lib/CodeGen/RegisterCoalescer.h b/lib/CodeGen/RegisterCoalescer.h index d8f99454f4b..04067a1427a 100644 --- a/lib/CodeGen/RegisterCoalescer.h +++ b/lib/CodeGen/RegisterCoalescer.h @@ -22,38 +22,36 @@ namespace llvm { class TargetRegisterClass; class TargetInstrInfo; - /// CoalescerPair - A helper class for register coalescers. When deciding if + /// A helper class for register coalescers. When deciding if /// two registers can be coalesced, CoalescerPair can determine if a copy /// instruction would become an identity copy after coalescing. class CoalescerPair { const TargetRegisterInfo &TRI; - /// DstReg - The register that will be left after coalescing. It can be a + /// The register that will be left after coalescing. It can be a /// virtual or physical register. unsigned DstReg; - /// SrcReg - the virtual register that will be coalesced into dstReg. + /// The virtual register that will be coalesced into dstReg. unsigned SrcReg; - /// DstIdx - The sub-register index of the old DstReg in the new coalesced - /// register. + /// The sub-register index of the old DstReg in the new coalesced register. unsigned DstIdx; - /// SrcIdx - The sub-register index of the old SrcReg in the new coalesced - /// register. + /// The sub-register index of the old SrcReg in the new coalesced register. unsigned SrcIdx; - /// Partial - True when the original copy was a partial subregister copy. + /// True when the original copy was a partial subregister copy. bool Partial; - /// CrossClass - True when both regs are virtual, and newRC is constrained. + /// True when both regs are virtual and newRC is constrained. bool CrossClass; - /// Flipped - True when DstReg and SrcReg are reversed from the original + /// True when DstReg and SrcReg are reversed from the original /// copy instruction. bool Flipped; - /// NewRC - The register class of the coalesced register, or NULL if DstReg + /// The register class of the coalesced register, or NULL if DstReg /// is a physreg. This register class may be a super-register of both /// SrcReg and DstReg. const TargetRegisterClass *NewRC; @@ -70,49 +68,47 @@ namespace llvm { : TRI(tri), DstReg(PhysReg), SrcReg(VirtReg), DstIdx(0), SrcIdx(0), Partial(false), CrossClass(false), Flipped(false), NewRC(nullptr) {} - /// setRegisters - set registers to match the copy instruction MI. Return + /// Set registers to match the copy instruction MI. Return /// false if MI is not a coalescable copy instruction. bool setRegisters(const MachineInstr*); - /// flip - Swap SrcReg and DstReg. Return false if swapping is impossible + /// Swap SrcReg and DstReg. Return false if swapping is impossible /// because DstReg is a physical register, or SubIdx is set. bool flip(); - /// isCoalescable - Return true if MI is a copy instruction that will become + /// Return true if MI is a copy instruction that will become /// an identity copy after coalescing. bool isCoalescable(const MachineInstr*) const; - /// isPhys - Return true if DstReg is a physical register. + /// Return true if DstReg is a physical register. bool isPhys() const { return !NewRC; } - /// isPartial - Return true if the original copy instruction did not copy + /// Return true if the original copy instruction did not copy /// the full register, but was a subreg operation. bool isPartial() const { return Partial; } - /// isCrossClass - Return true if DstReg is virtual and NewRC is a smaller + /// Return true if DstReg is virtual and NewRC is a smaller /// register class than DstReg's. bool isCrossClass() const { return CrossClass; } - /// isFlipped - Return true when getSrcReg is the register being defined by + /// Return true when getSrcReg is the register being defined by /// the original copy instruction. bool isFlipped() const { return Flipped; } - /// getDstReg - Return the register (virtual or physical) that will remain + /// Return the register (virtual or physical) that will remain /// after coalescing. unsigned getDstReg() const { return DstReg; } - /// getSrcReg - Return the virtual register that will be coalesced away. + /// Return the virtual register that will be coalesced away. unsigned getSrcReg() const { return SrcReg; } - /// getDstIdx - Return the subregister index that DstReg will be coalesced - /// into, or 0. + /// Return the subregister index that DstReg will be coalesced into, or 0. unsigned getDstIdx() const { return DstIdx; } - /// getSrcIdx - Return the subregister index that SrcReg will be coalesced - /// into, or 0. + /// Return the subregister index that SrcReg will be coalesced into, or 0. unsigned getSrcIdx() const { return SrcIdx; } - /// getNewRC - Return the register class of the coalesced register. + /// Return the register class of the coalesced register. const TargetRegisterClass *getNewRC() const { return NewRC; } }; } // End llvm namespace