[PATCH] D65971: [GISel] Pass MachineRegisterInfo by const reference to matcher.

[Mark Lacey via Phabricator via llvm-commits]

rudkx created this revision.
rudkx added reviewers: aditya_nandakumar, volkan.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

NFC.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D65971

Files:
  llvm/include/llvm/CodeGen/GlobalISel/MIPatternMatch.h


Index: llvm/include/llvm/CodeGen/GlobalISel/MIPatternMatch.h
===================================================================
--- llvm/include/llvm/CodeGen/GlobalISel/MIPatternMatch.h
+++ llvm/include/llvm/CodeGen/GlobalISel/MIPatternMatch.h
@@ -21,7 +21,7 @@
 namespace MIPatternMatch {
 
 template <typename Reg, typename Pattern>
-bool mi_match(Reg R, MachineRegisterInfo &MRI, Pattern &&P) {
+bool mi_match(Reg R, const MachineRegisterInfo &MRI, Pattern &&P) {
   return P.match(MRI, R);
 }
 
@@ -30,7 +30,7 @@
   SubPatternT SubPat;
   OneUse_match(const SubPatternT &SP) : SubPat(SP) {}
 
-  bool match(MachineRegisterInfo &MRI, unsigned Reg) {
+  bool match(const MachineRegisterInfo &MRI, unsigned Reg) {
     return MRI.hasOneUse(Reg) && SubPat.match(MRI, Reg);
   }
 };
@@ -71,7 +71,7 @@
 /// Matching combinators.
 template <typename... Preds> struct And {
   template <typename MatchSrc>
-  bool match(MachineRegisterInfo &MRI, MatchSrc &&src) {
+  bool match(const MachineRegisterInfo &MRI, MatchSrc &&src) {
     return true;
   }
 };
@@ -83,14 +83,14 @@
       : And<Preds...>(std::forward<Preds>(preds)...), P(std::forward<Pred>(p)) {
   }
   template <typename MatchSrc>
-  bool match(MachineRegisterInfo &MRI, MatchSrc &&src) {
+  bool match(const MachineRegisterInfo &MRI, MatchSrc &&src) {
     return P.match(MRI, src) && And<Preds...>::match(MRI, src);
   }
 };
 
 template <typename... Preds> struct Or {
   template <typename MatchSrc>
-  bool match(MachineRegisterInfo &MRI, MatchSrc &&src) {
+  bool match(const MachineRegisterInfo &MRI, MatchSrc &&src) {
     return false;
   }
 };
@@ -101,7 +101,7 @@
   Or(Pred &&p, Preds &&... preds)
       : Or<Preds...>(std::forward<Preds>(preds)...), P(std::forward<Pred>(p)) {}
   template <typename MatchSrc>
-  bool match(MachineRegisterInfo &MRI, MatchSrc &&src) {
+  bool match(const MachineRegisterInfo &MRI, MatchSrc &&src) {
     return P.match(MRI, src) || Or<Preds...>::match(MRI, src);
   }
 };
@@ -175,7 +175,8 @@
   RHS_P R;
 
   BinaryOp_match(const LHS_P &LHS, const RHS_P &RHS) : L(LHS), R(RHS) {}
-  template <typename OpTy> bool match(MachineRegisterInfo &MRI, OpTy &&Op) {
+  template <typename OpTy>
+  bool match(const MachineRegisterInfo &MRI, OpTy &&Op) {
     MachineInstr *TmpMI;
     if (mi_match(Op, MRI, m_MInstr(TmpMI))) {
       if (TmpMI->getOpcode() == Opcode && TmpMI->getNumOperands() == 3) {
@@ -242,7 +243,8 @@
   SrcTy L;
 
   UnaryOp_match(const SrcTy &LHS) : L(LHS) {}
-  template <typename OpTy> bool match(MachineRegisterInfo &MRI, OpTy &&Op) {
+  template <typename OpTy>
+  bool match(const MachineRegisterInfo &MRI, OpTy &&Op) {
     MachineInstr *TmpMI;
     if (mi_match(Op, MRI, m_MInstr(TmpMI))) {
       if (TmpMI->getOpcode() == Opcode && TmpMI->getNumOperands() == 2) {
@@ -323,7 +325,7 @@
   LLT Ty;
   CheckType(const LLT &Ty) : Ty(Ty) {}
 
-  bool match(MachineRegisterInfo &MRI, unsigned Reg) {
+  bool match(const MachineRegisterInfo &MRI, unsigned Reg) {
     return MRI.getType(Reg) == Ty;
   }
 };


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