-//===- Mips.td - Describe the Mips Target Machine ---------------*- C++ -*-===//
+//===-- Mips.td - Describe the Mips Target Machine ---------*- tablegen -*-===//
//
// The LLVM Compiler Infrastructure
//
// Target-independent interfaces
//===----------------------------------------------------------------------===//
-include "../Target.td"
+include "llvm/Target/Target.td"
//===----------------------------------------------------------------------===//
// Register File, Calling Conv, Instruction Descriptions
include "MipsInstrInfo.td"
include "MipsCallingConv.td"
-def MipsInstrInfo : InstrInfo {
- let TSFlagsFields = [];
- let TSFlagsShifts = [];
-}
+def MipsInstrInfo : InstrInfo;
//===----------------------------------------------------------------------===//
// Mips Subtarget features //
//===----------------------------------------------------------------------===//
-def FeatureGP64Bit : SubtargetFeature<"gp64", "IsGP64bit", "true",
+def FeatureGP64Bit : SubtargetFeature<"gp64", "IsGP64bit", "true",
"General Purpose Registers are 64-bit wide.">;
-def FeatureFP64Bit : SubtargetFeature<"fp64", "IsFP64bit", "true",
+def FeatureFP64Bit : SubtargetFeature<"fp64", "IsFP64bit", "true",
"Support 64-bit FP registers.">;
-def FeatureSingleFloat : SubtargetFeature<"single-float", "IsSingleFloat",
+def FeatureSingleFloat : SubtargetFeature<"single-float", "IsSingleFloat",
"true", "Only supports single precision float">;
-def FeatureAllegrexVFPU : SubtargetFeature<"allegrex-vfpu", "HasAllegrexVFPU",
- "true", "Enable Allegrex VFPU instructions.">;
-def FeatureMips2 : SubtargetFeature<"mips2", "MipsArchVersion", "Mips2",
- "Mips2 ISA Support">;
-def FeatureO32 : SubtargetFeature<"o32", "MipsABI", "O32",
+def FeatureO32 : SubtargetFeature<"o32", "MipsABI", "O32",
"Enable o32 ABI">;
-def FeatureEABI : SubtargetFeature<"eabi", "MipsABI", "EABI",
+def FeatureN32 : SubtargetFeature<"n32", "MipsABI", "N32",
+ "Enable n32 ABI">;
+def FeatureN64 : SubtargetFeature<"n64", "MipsABI", "N64",
+ "Enable n64 ABI">;
+def FeatureEABI : SubtargetFeature<"eabi", "MipsABI", "EABI",
"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 FeatureCondMov : SubtargetFeature<"condmov", "HasCondMov", "true",
+ "Enable 'conditional move' instructions.">;
+def FeatureMulDivAdd : SubtargetFeature<"muldivadd", "HasMulDivAdd", "true",
+ "Enable 'multiply add/sub' instructions.">;
+def FeatureMinMax : SubtargetFeature<"minmax", "HasMinMax", "true",
+ "Enable 'min/max' instructions.">;
+def FeatureSwap : SubtargetFeature<"swap", "HasSwap", "true",
+ "Enable 'byte/half swap' instructions.">;
+def FeatureBitCount : SubtargetFeature<"bitcount", "HasBitCount", "true",
+ "Enable 'count leading bits' instructions.">;
+def FeatureMips32 : SubtargetFeature<"mips32", "MipsArchVersion", "Mips32",
+ "Mips32 ISA Support",
+ [FeatureCondMov, FeatureBitCount]>;
+def FeatureMips32r2 : SubtargetFeature<"mips32r2", "MipsArchVersion",
+ "Mips32r2", "Mips32r2 ISA Support",
+ [FeatureMips32, FeatureSEInReg, FeatureSwap]>;
+def FeatureMips64 : SubtargetFeature<"mips64", "MipsArchVersion",
+ "Mips64", "Mips64 ISA Support",
+ [FeatureGP64Bit, FeatureFP64Bit,
+ FeatureMips32]>;
+def FeatureMips64r2 : SubtargetFeature<"mips64r2", "MipsArchVersion",
+ "Mips64r2", "Mips64r2 ISA Support",
+ [FeatureMips64, FeatureMips32r2]>;
+
+def FeatureMips16 : SubtargetFeature<"mips16", "InMips16Mode", "true",
+ "Mips16 mode">;
//===----------------------------------------------------------------------===//
// Mips processors supported.
class Proc<string Name, list<SubtargetFeature> Features>
: Processor<Name, MipsGenericItineraries, Features>;
-def : Proc<"mips1", []>;
-def : Proc<"r2000", []>;
-def : Proc<"r3000", []>;
-
-def : Proc<"mips2", [FeatureMips2]>;
-def : Proc<"r6000", [FeatureMips2]>;
+def : Proc<"mips32", [FeatureMips32]>;
+def : Proc<"mips32r2", [FeatureMips32r2]>;
+def : Proc<"mips64", [FeatureMips64]>;
+def : Proc<"mips64r2", [FeatureMips64r2]>;
+def : Proc<"mips16", [FeatureMips16]>;
-// Allegrex is a 32bit subset of r4000, both for interger and fp registers,
-// but much more similar to Mips2 than Mips3.
-def : Proc<"allegrex", [FeatureMips2, FeatureSingleFloat, FeatureAllegrexVFPU,
- FeatureEABI]>;
+def MipsAsmWriter : AsmWriter {
+ string AsmWriterClassName = "InstPrinter";
+ bit isMCAsmWriter = 1;
+}
def Mips : Target {
let InstructionSet = MipsInstrInfo;
+
+ let AssemblyWriters = [MipsAsmWriter];
}
+