[mips] abs.[ds], and neg.[ds] should be allowed regardless of -enable-no-nans-fp...

[oota-llvm.git] / lib / Target / Mips / Mips.td

diff --git a/lib/Target/Mips/Mips.td b/lib/Target/Mips/Mips.td
index ff1c434b0220cc926469fdeafe6921bd9cb167a2..10a469972f4cf20cbcdb39ab3b5886defdfb9e64 100644 (file)
--- a/lib/Target/Mips/Mips.td
+++ b/lib/Target/Mips/Mips.td
@@ -1,4 +1,4 @@
-//===- Mips.td - Describe the Mips Target Machine ----------*- tablegen -*-===//
+//===-- Mips.td - Describe the Mips Target Machine ---------*- tablegen -*-===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -50,28 +50,46 @@ 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 FeatureFPIdx       : SubtargetFeature<"FPIdx", "HasFPIdx", "true",
+                                "Enable 'FP indexed load/store' instructions.">;
 def FeatureMips32      : SubtargetFeature<"mips32", "MipsArchVersion", "Mips32",
                                 "Mips32 ISA Support",
                                 [FeatureCondMov, FeatureBitCount]>;
 def FeatureMips32r2    : SubtargetFeature<"mips32r2", "MipsArchVersion",
                                 "Mips32r2", "Mips32r2 ISA Support",
-                                [FeatureMips32, FeatureSEInReg, FeatureSwap]>;
+                                [FeatureMips32, FeatureSEInReg, FeatureSwap,
+                                 FeatureFPIdx]>;
+def FeatureMips4       : SubtargetFeature<"mips4", "MipsArchVersion",
+                                "Mips4", "MIPS IV ISA Support",
+                                [FeatureGP64Bit, FeatureFP64Bit,
+                                 FeatureCondMov]>;
 def FeatureMips64      : SubtargetFeature<"mips64", "MipsArchVersion",
                                 "Mips64", "Mips64 ISA Support",
-                                [FeatureGP64Bit, FeatureFP64Bit,
-                                 FeatureMips32]>;
+                                [FeatureMips4, FeatureMips32, FeatureFPIdx]>;
 def FeatureMips64r2    : SubtargetFeature<"mips64r2", "MipsArchVersion",
                                 "Mips64r2", "Mips64r2 ISA Support",
                                 [FeatureMips64, FeatureMips32r2]>;
 
+def FeatureMips16  : SubtargetFeature<"mips16", "InMips16Mode", "true",
+                                      "Mips16 mode">;
+
+def FeatureDSP : SubtargetFeature<"dsp", "HasDSP", "true", "Mips DSP ASE">;
+def FeatureDSPR2 : SubtargetFeature<"dspr2", "HasDSPR2", "true",
+                                    "Mips DSP-R2 ASE", [FeatureDSP]>;
+
+def FeatureMSA : SubtargetFeature<"msa", "HasMSA", "true", "Mips MSA ASE">;
+
+def FeatureMicroMips  : SubtargetFeature<"micromips", "InMicroMipsMode", "true",
+                                         "microMips mode">;
+
+def FeatureCnMips     : SubtargetFeature<"cnmips", "HasCnMips",
+                                "true", "Octeon cnMIPS Support",
+                                [FeatureMips64r2]>;
+
 //===----------------------------------------------------------------------===//
 // Mips processors supported.
 //===----------------------------------------------------------------------===//
@@ -79,19 +97,28 @@ def FeatureMips64r2    : SubtargetFeature<"mips64r2", "MipsArchVersion",
 class Proc<string Name, list<SubtargetFeature> Features>
  : Processor<Name, MipsGenericItineraries, Features>;
 
-def : Proc<"mips32", [FeatureMips32]>;
-def : Proc<"mips32r2", [FeatureMips32r2]>;
-def : Proc<"mips64", [FeatureMips64]>;
-def : Proc<"mips64r2", [FeatureMips64r2]>;
+def : Proc<"mips32", [FeatureMips32, FeatureO32]>;
+def : Proc<"mips32r2", [FeatureMips32r2, FeatureO32]>;
+def : Proc<"mips4", [FeatureMips4, FeatureN64]>;
+def : Proc<"mips64", [FeatureMips64, FeatureN64]>;
+def : Proc<"mips64r2", [FeatureMips64r2, FeatureN64]>;
+def : Proc<"mips16", [FeatureMips16, FeatureO32]>;
+def : Proc<"octeon", [FeatureMips64r2, FeatureN64, FeatureCnMips]>;
 
-def MipsAsmWriter : AsmWriter {
-  string AsmWriterClassName  = "InstPrinter";
-  bit isMCAsmWriter = 1;
+def MipsAsmParser : AsmParser {
+  let ShouldEmitMatchRegisterName = 0;
+  let MnemonicContainsDot = 1;
 }
 
-def Mips : Target {
-  let InstructionSet = MipsInstrInfo;
+def MipsAsmParserVariant : AsmParserVariant {
+  int Variant = 0;
 
-  let AssemblyWriters = [MipsAsmWriter];
+  // Recognize hard coded registers.
+  string RegisterPrefix = "$";
 }
 
+def Mips : Target {
+  let InstructionSet = MipsInstrInfo;
+  let AssemblyParsers = [MipsAsmParser];
+  let AssemblyParserVariants = [MipsAsmParserVariant];
+}