def CLO_MM : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM_MM<0x12c>;
/// Sign Ext In Register Instructions.
- def SEB_MM : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>, SEB_FM_MM<0x0ac>;
- def SEH_MM : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>, SEB_FM_MM<0x0ec>;
+ def SEB_MM : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
+ SEB_FM_MM<0x0ac>, ISA_MIPS32R2;
+ def SEH_MM : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
+ SEB_FM_MM<0x0ec>, ISA_MIPS32R2;
/// Word Swap Bytes Within Halfwords
def WSBH_MM : MMRel, SubwordSwap<"wsbh", GPR32Opnd>, SEB_FM_MM<0x1ec>,
"Enable eabi ABI">;
def FeatureVFPU : SubtargetFeature<"vfpu", "HasVFPU",
"true", "Enable vector FPU instructions.">;
-def FeatureSEInReg : SubtargetFeature<"seinreg", "HasSEInReg", "true",
- "Enable 'signext in register' instructions.">;
def FeatureBitCount : SubtargetFeature<"bitcount", "HasBitCount", "true",
"Enable 'count leading bits' instructions.">;
def FeatureMips1 : SubtargetFeature<"mips1", "MipsArchVersion", "Mips1",
FeatureMips4_32, FeatureBitCount]>;
def FeatureMips32r2 : SubtargetFeature<"mips32r2", "MipsArchVersion",
"Mips32r2", "Mips32r2 ISA Support",
- [FeatureMips4_32r2, FeatureMips32,
- FeatureSEInReg]>;
+ [FeatureMips4_32r2, FeatureMips32]>;
def FeatureMips32r6 : SubtargetFeature<"mips32r6", "MipsArchVersion",
"Mips32r6",
"Mips32r6 ISA Support [experimental]",
def PseudoMTLOHI64 : PseudoMTLOHI<ACC128, GPR64>;
/// Sign Ext In Register Instructions.
-def SEB64 : SignExtInReg<"seb", i8, GPR64Opnd, II_SEB>, SEB_FM<0x10, 0x20>;
-def SEH64 : SignExtInReg<"seh", i16, GPR64Opnd, II_SEH>, SEB_FM<0x18, 0x20>;
+def SEB64 : SignExtInReg<"seb", i8, GPR64Opnd, II_SEB>, SEB_FM<0x10, 0x20>,
+ ISA_MIPS32R2;
+def SEH64 : SignExtInReg<"seh", i16, GPR64Opnd, II_SEH>, SEB_FM<0x18, 0x20>,
+ ISA_MIPS32R2;
}
/// Count Leading
setInsertFencesForAtomic(true);
- if (!Subtarget->hasSEInReg()) {
+ if (!Subtarget->hasMips32r2()) {
setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i8, Expand);
setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i16, Expand);
}
//===----------------------------------------------------------------------===//
// Mips Instruction Predicate Definitions.
//===----------------------------------------------------------------------===//
-def HasSEInReg : Predicate<"Subtarget.hasSEInReg()">,
- AssemblerPredicate<"FeatureSEInReg">;
def HasBitCount : Predicate<"Subtarget.hasBitCount()">,
AssemblerPredicate<"FeatureBitCount">;
def HasMips2 : Predicate<"Subtarget.hasMips2()">,
// The portions of MIPS-IV that were also added to MIPS32R2
class INSN_MIPS4_32R2 { list<Predicate> InsnPredicates = [HasMips4_32r2]; }
-class INSN_SEINREG { list<Predicate> InsnPredicates = [HasSEInReg]; }
-
//===----------------------------------------------------------------------===//
class MipsPat<dag pattern, dag result> : Pat<pattern, result>, PredicateControl {
class SignExtInReg<string opstr, ValueType vt, RegisterOperand RO,
InstrItinClass itin> :
InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"),
- [(set RO:$rd, (sext_inreg RO:$rt, vt))], itin, FrmR, opstr>,
- INSN_SEINREG;
+ [(set RO:$rd, (sext_inreg RO:$rt, vt))], itin, FrmR, opstr>;
// Subword Swap
class SubwordSwap<string opstr, RegisterOperand RO>:
}
/// Sign Ext In Register Instructions.
-def SEB : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>, SEB_FM<0x10, 0x20>;
-def SEH : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>, SEB_FM<0x18, 0x20>;
+def SEB : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
+ SEB_FM<0x10, 0x20>, ISA_MIPS32R2;
+def SEH : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
+ SEB_FM<0x18, 0x20>, ISA_MIPS32R2;
/// Count Leading
def CLZ : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM<0x20>;
MipsABI(UnknownABI), IsLittle(little), IsSingleFloat(false),
IsFP64bit(false), IsNaN2008bit(false), IsGP64bit(false), HasVFPU(false),
HasCnMips(false), IsLinux(true), HasMips3_32(false), HasMips4_32(false),
- HasMips4_32r2(false), HasSEInReg(false), HasBitCount(false),
- InMips16Mode(false), InMips16HardFloat(Mips16HardFloat),
- InMicroMipsMode(false), HasDSP(false), HasDSPR2(false),
- AllowMixed16_32(Mixed16_32 | Mips_Os16), Os16(Mips_Os16), HasMSA(false),
- RM(_RM), OverrideMode(NoOverride), TM(_TM), TargetTriple(TT) {
+ HasMips4_32r2(false), HasBitCount(false), InMips16Mode(false),
+ InMips16HardFloat(Mips16HardFloat), InMicroMipsMode(false), HasDSP(false),
+ HasDSPR2(false), AllowMixed16_32(Mixed16_32 | Mips_Os16), Os16(Mips_Os16),
+ HasMSA(false), RM(_RM), OverrideMode(NoOverride), TM(_TM),
+ TargetTriple(TT) {
std::string CPUName = CPU;
CPUName = selectMipsCPU(TT, CPUName);
// HasMips4_32r2 - Has the subset of MIPS-IV present in MIPS32r2
bool HasMips4_32r2;
- // HasSEInReg - SEB and SEH (signext in register) instructions.
- bool HasSEInReg;
-
// HasBitCount - Count leading '1' and '0' bits.
bool HasBitCount;
}
/// Features related to the presence of specific instructions.
- bool hasSEInReg() const { return HasSEInReg; }
bool hasBitCount() const { return HasBitCount; }
bool hasExtractInsert() const { return !inMips16Mode() && hasMips32r2(); }