[RISCV] Add "MIPS" to name of MIPS-specific RISCVSubtarget functions. NFC (#162122)

Author: topperc

llvm/lib/Target/RISCV/RISCVFeatures.td

@@ -1421,7 +1421,7 @@ def HasVendorXMIPSCMov
     : Predicate<"Subtarget->hasVendorXMIPSCMov()">,
       AssemblerPredicate<(all_of FeatureVendorXMIPSCMov),
                          "'Xmipscmov' ('mips.ccmov' instruction)">;
-def UseCCMovInsn : Predicate<"Subtarget->useCCMovInsn()">;
+def UseMIPSCCMovInsn : Predicate<"Subtarget->useMIPSCCMovInsn()">;
 
 def FeatureVendorXMIPSLSP
     : RISCVExtension<1, 0, "MIPS optimization for hardware load-store bonding">;

llvm/lib/Target/RISCV/RISCVISelLowering.cpp

@@ -434,7 +434,7 @@ RISCVTargetLowering::RISCVTargetLowering(const TargetMachine &TM,
     setOperationAction(ISD::ABS, MVT::i32, Custom);
   }
 
-  if (!Subtarget.useCCMovInsn() && !Subtarget.hasVendorXTHeadCondMov())
+  if (!Subtarget.useMIPSCCMovInsn() && !Subtarget.hasVendorXTHeadCondMov())
     setOperationAction(ISD::SELECT, XLenVT, Custom);
 
   if (Subtarget.hasVendorXqcia() && !Subtarget.is64Bit()) {

llvm/lib/Target/RISCV/RISCVInstrInfoXMips.td

@@ -175,7 +175,7 @@ def MIPS_CCMOV : RVInstR4<0b11, 0b011, OPC_CUSTOM_0, (outs GPR:$rd),
                  Sched<[]>;
 }
 
-let Predicates = [UseCCMovInsn] in {
+let Predicates = [UseMIPSCCMovInsn] in {
 def : Pat<(select (riscv_setne (XLenVT GPR:$rs2)),
                   (XLenVT GPR:$rs1), (XLenVT GPR:$rs3)),
           (MIPS_CCMOV GPR:$rs1, GPR:$rs2, GPR:$rs3)>;

llvm/lib/Target/RISCV/RISCVLoadStoreOptimizer.cpp

@@ -92,7 +92,7 @@ bool RISCVLoadStoreOpt::runOnMachineFunction(MachineFunction &Fn) {
   if (skipFunction(Fn.getFunction()))
     return false;
   const RISCVSubtarget &Subtarget = Fn.getSubtarget<RISCVSubtarget>();
-  if (!Subtarget.useLoadStorePairs())
+  if (!Subtarget.useMIPSLoadStorePairs())
     return false;
 
   bool MadeChange = false;

llvm/lib/Target/RISCV/RISCVSubtarget.cpp

@@ -65,9 +65,9 @@ static cl::opt<bool> UseMIPSLoadStorePairsOpt(
     cl::desc("Enable the load/store pair optimization pass"), cl::init(false),
     cl::Hidden);
 
-static cl::opt<bool> UseCCMovInsn("use-riscv-ccmov",
-                                  cl::desc("Use 'mips.ccmov' instruction"),
-                                  cl::init(true), cl::Hidden);
+static cl::opt<bool> UseMIPSCCMovInsn("use-riscv-mips-ccmov",
+                                      cl::desc("Use 'mips.ccmov' instruction"),
+                                      cl::init(true), cl::Hidden);
 
 void RISCVSubtarget::anchor() {}
 
@@ -246,10 +246,10 @@ void RISCVSubtarget::overridePostRASchedPolicy(
   }
 }
 
-bool RISCVSubtarget::useLoadStorePairs() const {
+bool RISCVSubtarget::useMIPSLoadStorePairs() const {
   return UseMIPSLoadStorePairsOpt && HasVendorXMIPSLSP;
 }
 
-bool RISCVSubtarget::useCCMovInsn() const {
-  return UseCCMovInsn && HasVendorXMIPSCMov;
+bool RISCVSubtarget::useMIPSCCMovInsn() const {
+  return UseMIPSCCMovInsn && HasVendorXMIPSCMov;
 }

llvm/lib/Target/RISCV/RISCVSubtarget.h

@@ -227,8 +227,8 @@ class RISCVSubtarget : public RISCVGenSubtargetInfo {
   unsigned getXLen() const {
     return is64Bit() ? 64 : 32;
   }
-  bool useLoadStorePairs() const;
-  bool useCCMovInsn() const;
+  bool useMIPSLoadStorePairs() const;
+  bool useMIPSCCMovInsn() const;
   unsigned getFLen() const {
     if (HasStdExtD)
       return 64;