aboutsummaryrefslogtreecommitdiffstats
path: root/lib/Target/Mips/MicroMipsInstrInfo.td
diff options
context:
space:
mode:
Diffstat (limited to 'lib/Target/Mips/MicroMipsInstrInfo.td')
-rw-r--r--lib/Target/Mips/MicroMipsInstrInfo.td349
1 files changed, 343 insertions, 6 deletions
diff --git a/lib/Target/Mips/MicroMipsInstrInfo.td b/lib/Target/Mips/MicroMipsInstrInfo.td
index e854620..e20df2f 100644
--- a/lib/Target/Mips/MicroMipsInstrInfo.td
+++ b/lib/Target/Mips/MicroMipsInstrInfo.td
@@ -1,7 +1,13 @@
def addrimm12 : ComplexPattern<iPTR, 2, "selectIntAddrMM", [frameindex]>;
+def addrimm4lsl2 : ComplexPattern<iPTR, 2, "selectIntAddrLSL2MM", [frameindex]>;
-def simm4 : Operand<i32>;
+def simm4 : Operand<i32> {
+ let DecoderMethod = "DecodeSimm4";
+}
def simm7 : Operand<i32>;
+def li_simm7 : Operand<i32> {
+ let DecoderMethod = "DecodeLiSimm7";
+}
def simm12 : Operand<i32> {
let DecoderMethod = "DecodeSimm12";
@@ -9,14 +15,17 @@ def simm12 : Operand<i32> {
def uimm5_lsl2 : Operand<OtherVT> {
let EncoderMethod = "getUImm5Lsl2Encoding";
+ let DecoderMethod = "DecodeUImm5lsl2";
}
def uimm6_lsl2 : Operand<i32> {
let EncoderMethod = "getUImm6Lsl2Encoding";
+ let DecoderMethod = "DecodeUImm6Lsl2";
}
def simm9_addiusp : Operand<i32> {
let EncoderMethod = "getSImm9AddiuspValue";
+ let DecoderMethod = "DecodeSimm9SP";
}
def uimm3_shift : Operand<i32> {
@@ -25,10 +34,12 @@ def uimm3_shift : Operand<i32> {
def simm3_lsa2 : Operand<i32> {
let EncoderMethod = "getSImm3Lsa2Value";
+ let DecoderMethod = "DecodeAddiur2Simm7";
}
def uimm4_andi : Operand<i32> {
let EncoderMethod = "getUImm4AndValue";
+ let DecoderMethod = "DecodeANDI16Imm";
}
def immSExtAddiur2 : ImmLeaf<i32, [{return Imm == 1 || Imm == -1 ||
@@ -46,6 +57,54 @@ def immZExt2Shift : ImmLeaf<i32, [{return Imm >= 1 && Imm <= 8;}]>;
def immLi16 : ImmLeaf<i32, [{return Imm >= -1 && Imm <= 126;}]>;
+def MicroMipsMemGPRMM16AsmOperand : AsmOperandClass {
+ let Name = "MicroMipsMem";
+ let RenderMethod = "addMicroMipsMemOperands";
+ let ParserMethod = "parseMemOperand";
+ let PredicateMethod = "isMemWithGRPMM16Base";
+}
+
+class mem_mm_4_generic : Operand<i32> {
+ let PrintMethod = "printMemOperand";
+ let MIOperandInfo = (ops GPRMM16, simm4);
+ let OperandType = "OPERAND_MEMORY";
+ let ParserMatchClass = MicroMipsMemGPRMM16AsmOperand;
+}
+
+def mem_mm_4 : mem_mm_4_generic {
+ let EncoderMethod = "getMemEncodingMMImm4";
+}
+
+def mem_mm_4_lsl1 : mem_mm_4_generic {
+ let EncoderMethod = "getMemEncodingMMImm4Lsl1";
+}
+
+def mem_mm_4_lsl2 : mem_mm_4_generic {
+ let EncoderMethod = "getMemEncodingMMImm4Lsl2";
+}
+
+def MicroMipsMemSPAsmOperand : AsmOperandClass {
+ let Name = "MicroMipsMemSP";
+ let RenderMethod = "addMemOperands";
+ let ParserMethod = "parseMemOperand";
+ let PredicateMethod = "isMemWithUimmWordAlignedOffsetSP<7>";
+}
+
+def mem_mm_sp_imm5_lsl2 : Operand<i32> {
+ let PrintMethod = "printMemOperand";
+ let MIOperandInfo = (ops GPR32:$base, simm5:$offset);
+ let OperandType = "OPERAND_MEMORY";
+ let ParserMatchClass = MicroMipsMemSPAsmOperand;
+ let EncoderMethod = "getMemEncodingMMSPImm5Lsl2";
+}
+
+def mem_mm_gp_imm7_lsl2 : Operand<i32> {
+ let PrintMethod = "printMemOperand";
+ let MIOperandInfo = (ops GPRMM16:$base, simm7:$offset);
+ let OperandType = "OPERAND_MEMORY";
+ let EncoderMethod = "getMemEncodingMMGPImm7Lsl2";
+}
+
def mem_mm_12 : Operand<i32> {
let PrintMethod = "printMemOperand";
let MIOperandInfo = (ops GPR32, simm12);
@@ -54,6 +113,22 @@ def mem_mm_12 : Operand<i32> {
let OperandType = "OPERAND_MEMORY";
}
+def MipsMemUimm4AsmOperand : AsmOperandClass {
+ let Name = "MemOffsetUimm4";
+ let SuperClasses = [MipsMemAsmOperand];
+ let RenderMethod = "addMemOperands";
+ let ParserMethod = "parseMemOperand";
+ let PredicateMethod = "isMemWithUimmOffsetSP<6>";
+}
+
+def mem_mm_4sp : Operand<i32> {
+ let PrintMethod = "printMemOperand";
+ let MIOperandInfo = (ops GPR32, uimm8);
+ let EncoderMethod = "getMemEncodingMMImm4sp";
+ let ParserMatchClass = MipsMemUimm4AsmOperand;
+ let OperandType = "OPERAND_MEMORY";
+}
+
def jmptarget_mm : Operand<OtherVT> {
let EncoderMethod = "getJumpTargetOpValueMM";
}
@@ -62,10 +137,30 @@ def calltarget_mm : Operand<iPTR> {
let EncoderMethod = "getJumpTargetOpValueMM";
}
+def brtarget7_mm : Operand<OtherVT> {
+ let EncoderMethod = "getBranchTarget7OpValueMM";
+ let OperandType = "OPERAND_PCREL";
+ let DecoderMethod = "DecodeBranchTarget7MM";
+ let ParserMatchClass = MipsJumpTargetAsmOperand;
+}
+
+def brtarget10_mm : Operand<OtherVT> {
+ let EncoderMethod = "getBranchTargetOpValueMMPC10";
+ let OperandType = "OPERAND_PCREL";
+ let DecoderMethod = "DecodeBranchTarget10MM";
+ let ParserMatchClass = MipsJumpTargetAsmOperand;
+}
+
def brtarget_mm : Operand<OtherVT> {
let EncoderMethod = "getBranchTargetOpValueMM";
let OperandType = "OPERAND_PCREL";
let DecoderMethod = "DecodeBranchTargetMM";
+ let ParserMatchClass = MipsJumpTargetAsmOperand;
+}
+
+def simm23_lsl2 : Operand<i32> {
+ let EncoderMethod = "getSimm23Lsl2Encoding";
+ let DecoderMethod = "DecodeSimm23Lsl2";
}
class CompactBranchMM<string opstr, DAGOperand opnd, PatFrag cond_op,
@@ -97,6 +192,58 @@ class StoreLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
let DecoderMethod = "DecodeMemMMImm12";
}
+/// A register pair used by movep instruction.
+def MovePRegPairAsmOperand : AsmOperandClass {
+ let Name = "MovePRegPair";
+ let ParserMethod = "parseMovePRegPair";
+ let PredicateMethod = "isMovePRegPair";
+}
+
+def movep_regpair : Operand<i32> {
+ let EncoderMethod = "getMovePRegPairOpValue";
+ let ParserMatchClass = MovePRegPairAsmOperand;
+ let PrintMethod = "printRegisterList";
+ let DecoderMethod = "DecodeMovePRegPair";
+ let MIOperandInfo = (ops GPR32Opnd, GPR32Opnd);
+}
+
+class MovePMM16<string opstr, RegisterOperand RO> :
+MicroMipsInst16<(outs movep_regpair:$dst_regs), (ins RO:$rs, RO:$rt),
+ !strconcat(opstr, "\t$dst_regs, $rs, $rt"), [],
+ NoItinerary, FrmR> {
+ let isReMaterializable = 1;
+}
+
+/// A register pair used by load/store pair instructions.
+def RegPairAsmOperand : AsmOperandClass {
+ let Name = "RegPair";
+ let ParserMethod = "parseRegisterPair";
+}
+
+def regpair : Operand<i32> {
+ let EncoderMethod = "getRegisterPairOpValue";
+ let ParserMatchClass = RegPairAsmOperand;
+ let PrintMethod = "printRegisterPair";
+ let DecoderMethod = "DecodeRegPairOperand";
+ let MIOperandInfo = (ops GPR32Opnd, GPR32Opnd);
+}
+
+class StorePairMM<string opstr, InstrItinClass Itin = NoItinerary,
+ ComplexPattern Addr = addr> :
+ InstSE<(outs), (ins regpair:$rt, mem_mm_12:$addr),
+ !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
+ let DecoderMethod = "DecodeMemMMImm12";
+ let mayStore = 1;
+}
+
+class LoadPairMM<string opstr, InstrItinClass Itin = NoItinerary,
+ ComplexPattern Addr = addr> :
+ InstSE<(outs regpair:$rt), (ins mem_mm_12:$addr),
+ !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
+ let DecoderMethod = "DecodeMemMMImm12";
+ let mayLoad = 1;
+}
+
class LLBaseMM<string opstr, RegisterOperand RO> :
InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
!strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
@@ -156,6 +303,50 @@ class ShiftIMM16<string opstr, Operand ImmOpnd, RegisterOperand RO,
MicroMipsInst16<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt),
!strconcat(opstr, "\t$rd, $rt, $shamt"), [], Itin, FrmR>;
+class LoadMM16<string opstr, DAGOperand RO, SDPatternOperator OpNode,
+ InstrItinClass Itin, Operand MemOpnd> :
+ MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$addr),
+ !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
+ let DecoderMethod = "DecodeMemMMImm4";
+ let canFoldAsLoad = 1;
+ let mayLoad = 1;
+}
+
+class StoreMM16<string opstr, DAGOperand RTOpnd, DAGOperand RO,
+ SDPatternOperator OpNode, InstrItinClass Itin,
+ Operand MemOpnd> :
+ MicroMipsInst16<(outs), (ins RTOpnd:$rt, MemOpnd:$addr),
+ !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
+ let DecoderMethod = "DecodeMemMMImm4";
+ let mayStore = 1;
+}
+
+class LoadSPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
+ Operand MemOpnd> :
+ MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$offset),
+ !strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
+ let DecoderMethod = "DecodeMemMMSPImm5Lsl2";
+ let canFoldAsLoad = 1;
+ let mayLoad = 1;
+}
+
+class StoreSPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
+ Operand MemOpnd> :
+ MicroMipsInst16<(outs), (ins RO:$rt, MemOpnd:$offset),
+ !strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
+ let DecoderMethod = "DecodeMemMMSPImm5Lsl2";
+ let mayStore = 1;
+}
+
+class LoadGPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
+ Operand MemOpnd> :
+ MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$offset),
+ !strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
+ let DecoderMethod = "DecodeMemMMGPImm7Lsl2";
+ let canFoldAsLoad = 1;
+ let mayLoad = 1;
+}
+
class AddImmUR2<string opstr, RegisterOperand RO> :
MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, simm3_lsa2:$imm),
!strconcat(opstr, "\t$rd, $rs, $imm"),
@@ -192,8 +383,7 @@ class MoveMM16<string opstr, RegisterOperand RO, bit isComm = 0,
let isReMaterializable = 1;
}
-class LoadImmMM16<string opstr, Operand Od, RegisterOperand RO,
- SDPatternOperator imm_type = null_frag> :
+class LoadImmMM16<string opstr, Operand Od, RegisterOperand RO> :
MicroMipsInst16<(outs RO:$rd), (ins Od:$imm),
!strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmI> {
let isReMaterializable = 1;
@@ -223,7 +413,6 @@ class JumpRAddiuStackMM16 :
[], IIBranch, FrmR> {
let isTerminator = 1;
let isBarrier = 1;
- let hasDelaySlot = 1;
let isBranch = 1;
let isIndirectBranch = 1;
}
@@ -247,6 +436,21 @@ class JumpRegCMM16<string opstr, RegisterOperand RO> :
let isIndirectBranch = 1;
}
+// Break16 and Sdbbp16
+class BrkSdbbp16MM<string opstr> :
+ MicroMipsInst16<(outs), (ins uimm4:$code_),
+ !strconcat(opstr, "\t$code_"),
+ [], NoItinerary, FrmOther>;
+
+class CBranchZeroMM<string opstr, DAGOperand opnd, RegisterOperand RO> :
+ MicroMipsInst16<(outs), (ins RO:$rs, opnd:$offset),
+ !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI> {
+ let isBranch = 1;
+ let isTerminator = 1;
+ let hasDelaySlot = 1;
+ let Defs = [AT];
+}
+
// MicroMIPS Jump and Link (Call) - Short Delay Slot
let isCall = 1, hasDelaySlot = 1, Defs = [RA] in {
class JumpLinkMM<string opstr, DAGOperand opnd> :
@@ -271,6 +475,10 @@ class LoadWordIndexedScaledMM<string opstr, RegisterOperand RO,
InstSE<(outs RO:$rd), (ins PtrRC:$base, PtrRC:$index),
!strconcat(opstr, "\t$rd, ${index}(${base})"), [], Itin, FrmFI>;
+class AddImmUPC<string opstr, RegisterOperand RO> :
+ InstSE<(outs RO:$rs), (ins simm23_lsl2:$imm),
+ !strconcat(opstr, "\t$rs, $imm"), [], NoItinerary, FrmR>;
+
/// A list of registers used by load/store multiple instructions.
def RegListAsmOperand : AsmOperandClass {
let Name = "RegList";
@@ -284,6 +492,20 @@ def reglist : Operand<i32> {
let DecoderMethod = "DecodeRegListOperand";
}
+def RegList16AsmOperand : AsmOperandClass {
+ let Name = "RegList16";
+ let ParserMethod = "parseRegisterList";
+ let PredicateMethod = "isRegList16";
+ let RenderMethod = "addRegListOperands";
+}
+
+def reglist16 : Operand<i32> {
+ let EncoderMethod = "getRegisterListOpValue16";
+ let DecoderMethod = "DecodeRegListOperand16";
+ let PrintMethod = "printRegisterList";
+ let ParserMatchClass = RegList16AsmOperand;
+}
+
class StoreMultMM<string opstr,
InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
InstSE<(outs), (ins reglist:$rt, mem_mm_12:$addr),
@@ -300,6 +522,36 @@ class LoadMultMM<string opstr,
let mayLoad = 1;
}
+class StoreMultMM16<string opstr,
+ InstrItinClass Itin = NoItinerary,
+ ComplexPattern Addr = addr> :
+ MicroMipsInst16<(outs), (ins reglist16:$rt, mem_mm_4sp:$addr),
+ !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
+ let DecoderMethod = "DecodeMemMMReglistImm4Lsl2";
+ let mayStore = 1;
+}
+
+class LoadMultMM16<string opstr,
+ InstrItinClass Itin = NoItinerary,
+ ComplexPattern Addr = addr> :
+ MicroMipsInst16<(outs reglist16:$rt), (ins mem_mm_4sp:$addr),
+ !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
+ let DecoderMethod = "DecodeMemMMReglistImm4Lsl2";
+ let mayLoad = 1;
+}
+
+class UncondBranchMM16<string opstr> :
+ MicroMipsInst16<(outs), (ins brtarget10_mm:$offset),
+ !strconcat(opstr, "\t$offset"),
+ [], IIBranch, FrmI> {
+ let isBranch = 1;
+ let isTerminator = 1;
+ let isBarrier = 1;
+ let hasDelaySlot = 1;
+ let Predicates = [RelocPIC, InMicroMips];
+ let Defs = [AT];
+}
+
def ADDU16_MM : ArithRMM16<"addu16", GPRMM16Opnd, 1, II_ADDU, add>,
ARITH_FM_MM16<0>;
def SUBU16_MM : ArithRMM16<"subu16", GPRMM16Opnd, 0, II_SUBU, sub>,
@@ -316,6 +568,25 @@ def SLL16_MM : ShiftIMM16<"sll16", uimm3_shift, GPRMM16Opnd, II_SLL>,
SHIFT_FM_MM16<0>;
def SRL16_MM : ShiftIMM16<"srl16", uimm3_shift, GPRMM16Opnd, II_SRL>,
SHIFT_FM_MM16<1>;
+def LBU16_MM : LoadMM16<"lbu16", GPRMM16Opnd, zextloadi8, II_LBU,
+ mem_mm_4>, LOAD_STORE_FM_MM16<0x02>;
+def LHU16_MM : LoadMM16<"lhu16", GPRMM16Opnd, zextloadi16, II_LHU,
+ mem_mm_4_lsl1>, LOAD_STORE_FM_MM16<0x0a>;
+def LW16_MM : LoadMM16<"lw16", GPRMM16Opnd, load, II_LW, mem_mm_4_lsl2>,
+ LOAD_STORE_FM_MM16<0x1a>;
+def SB16_MM : StoreMM16<"sb16", GPRMM16OpndZero, GPRMM16Opnd, truncstorei8,
+ II_SB, mem_mm_4>, LOAD_STORE_FM_MM16<0x22>;
+def SH16_MM : StoreMM16<"sh16", GPRMM16OpndZero, GPRMM16Opnd, truncstorei16,
+ II_SH, mem_mm_4_lsl1>,
+ LOAD_STORE_FM_MM16<0x2a>;
+def SW16_MM : StoreMM16<"sw16", GPRMM16OpndZero, GPRMM16Opnd, store, II_SW,
+ mem_mm_4_lsl2>, LOAD_STORE_FM_MM16<0x3a>;
+def LWGP_MM : LoadGPMM16<"lw", GPRMM16Opnd, II_LW, mem_mm_gp_imm7_lsl2>,
+ LOAD_GP_FM_MM16<0x19>;
+def LWSP_MM : LoadSPMM16<"lw", GPR32Opnd, II_LW, mem_mm_sp_imm5_lsl2>,
+ LOAD_STORE_SP_FM_MM16<0x12>;
+def SWSP_MM : StoreSPMM16<"sw", GPR32Opnd, II_SW, mem_mm_sp_imm5_lsl2>,
+ LOAD_STORE_SP_FM_MM16<0x32>;
def ADDIUR1SP_MM : AddImmUR1SP<"addiur1sp", GPRMM16Opnd>, ADDIUR1SP_FM_MM16;
def ADDIUR2_MM : AddImmUR2<"addiur2", GPRMM16Opnd>, ADDIUR2_FM_MM16;
def ADDIUS5_MM : AddImmUS5<"addius5", GPR32Opnd>, ADDIUS5_FM_MM16;
@@ -323,13 +594,21 @@ def ADDIUSP_MM : AddImmUSP<"addiusp">, ADDIUSP_FM_MM16;
def MFHI16_MM : MoveFromHILOMM<"mfhi", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x10>;
def MFLO16_MM : MoveFromHILOMM<"mflo", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x12>;
def MOVE16_MM : MoveMM16<"move", GPR32Opnd>, MOVE_FM_MM16<0x03>;
-def LI16_MM : LoadImmMM16<"li16", simm7, GPRMM16Opnd, immLi16>,
- LI_FM_MM16, IsAsCheapAsAMove;
+def MOVEP_MM : MovePMM16<"movep", GPRMM16OpndMoveP>, MOVEP_FM_MM16;
+def LI16_MM : LoadImmMM16<"li16", li_simm7, GPRMM16Opnd>, LI_FM_MM16,
+ IsAsCheapAsAMove;
def JALR16_MM : JumpLinkRegMM16<"jalr", GPR32Opnd>, JALR_FM_MM16<0x0e>;
def JALRS16_MM : JumpLinkRegSMM16<"jalrs16", GPR32Opnd>, JALR_FM_MM16<0x0f>;
def JRC16_MM : JumpRegCMM16<"jrc", GPR32Opnd>, JALR_FM_MM16<0x0d>;
def JRADDIUSP : JumpRAddiuStackMM16, JRADDIUSP_FM_MM16<0x18>;
def JR16_MM : JumpRegMM16<"jr16", GPR32Opnd>, JALR_FM_MM16<0x0c>;
+def BEQZ16_MM : CBranchZeroMM<"beqz16", brtarget7_mm, GPRMM16Opnd>,
+ BEQNEZ_FM_MM16<0x23>;
+def BNEZ16_MM : CBranchZeroMM<"bnez16", brtarget7_mm, GPRMM16Opnd>,
+ BEQNEZ_FM_MM16<0x2b>;
+def B16_MM : UncondBranchMM16<"b16">, B16_FM;
+def BREAK16_MM : BrkSdbbp16MM<"break16">, BRKSDBBP16_FM_MM<0x28>;
+def SDBBP16_MM : BrkSdbbp16MM<"sdbbp16">, BRKSDBBP16_FM_MM<0x2C>;
class WaitMM<string opstr> :
InstSE<(outs), (ins uimm10:$code_), !strconcat(opstr, "\t$code_"), [],
@@ -387,6 +666,9 @@ let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
def UDIV_MM : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
MULT_FM_MM<0x2ec>;
+ /// Arithmetic Instructions with PC and Immediate
+ def ADDIUPC_MM : AddImmUPC<"addiupc", GPRMM16Opnd>, ADDIUPC_FM_MM;
+
/// Shift Instructions
def SLL_MM : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL>,
SRA_FM_MM<0, 0>;
@@ -434,6 +716,25 @@ let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
/// Load and Store Instructions - multiple
def SWM32_MM : StoreMultMM<"swm32">, LWM_FM_MM<0xd>;
def LWM32_MM : LoadMultMM<"lwm32">, LWM_FM_MM<0x5>;
+ def SWM16_MM : StoreMultMM16<"swm16">, LWM_FM_MM16<0x5>;
+ def LWM16_MM : LoadMultMM16<"lwm16">, LWM_FM_MM16<0x4>;
+
+ /// Load and Store Pair Instructions
+ def SWP_MM : StorePairMM<"swp">, LWM_FM_MM<0x9>;
+ def LWP_MM : LoadPairMM<"lwp">, LWM_FM_MM<0x1>;
+
+ /// Load and Store multiple pseudo Instructions
+ class LoadWordMultMM<string instr_asm > :
+ MipsAsmPseudoInst<(outs reglist:$rt), (ins mem_mm_12:$addr),
+ !strconcat(instr_asm, "\t$rt, $addr")> ;
+
+ class StoreWordMultMM<string instr_asm > :
+ MipsAsmPseudoInst<(outs), (ins reglist:$rt, mem_mm_12:$addr),
+ !strconcat(instr_asm, "\t$rt, $addr")> ;
+
+
+ def SWM_MM : StoreWordMultMM<"swm">;
+ def LWM_MM : LoadWordMultMM<"lwm">;
/// Move Conditional
def MOVZ_I_MM : MMRel, CMov_I_I_FT<"movz", GPR32Opnd, GPR32Opnd,
@@ -487,6 +788,7 @@ let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
def J_MM : MMRel, JumpFJ<jmptarget_mm, "j", br, bb, "j">,
J_FM_MM<0x35>;
def JAL_MM : MMRel, JumpLink<"jal", calltarget_mm>, J_FM_MM<0x3d>;
+ def JALX_MM : MMRel, JumpLink<"jalx", calltarget>, J_FM_MM<0x3c>;
}
def JR_MM : MMRel, IndirectBranch<"jr", GPR32Opnd>, JR_FM_MM<0x3c>;
def JALR_MM : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM_MM<0x03c>;
@@ -550,6 +852,16 @@ let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
def LL_MM : LLBaseMM<"ll", GPR32Opnd>, LL_FM_MM<0x3>;
def SC_MM : SCBaseMM<"sc", GPR32Opnd>, LL_FM_MM<0xb>;
+ let DecoderMethod = "DecodeCacheOpMM" in {
+ def CACHE_MM : MMRel, CacheOp<"cache", mem_mm_12>,
+ CACHE_PREF_FM_MM<0x08, 0x6>;
+ def PREF_MM : MMRel, CacheOp<"pref", mem_mm_12>,
+ CACHE_PREF_FM_MM<0x18, 0x2>;
+ }
+ def SSNOP_MM : MMRel, Barrier<"ssnop">, BARRIER_FM_MM<0x1>;
+ def EHB_MM : MMRel, Barrier<"ehb">, BARRIER_FM_MM<0x3>;
+ def PAUSE_MM : MMRel, Barrier<"pause">, BARRIER_FM_MM<0x5>;
+
def TLBP_MM : MMRel, TLB<"tlbp">, COP0_TLB_FM_MM<0x0d>;
def TLBR_MM : MMRel, TLB<"tlbr">, COP0_TLB_FM_MM<0x4d>;
def TLBWI_MM : MMRel, TLB<"tlbwi">, COP0_TLB_FM_MM<0x8d>;
@@ -565,6 +877,13 @@ let Predicates = [InMicroMips] in {
// MicroMips arbitrary patterns that map to one or more instructions
//===----------------------------------------------------------------------===//
+def : MipsPat<(i32 immLi16:$imm),
+ (LI16_MM immLi16:$imm)>;
+def : MipsPat<(i32 immSExt16:$imm),
+ (ADDiu_MM ZERO, immSExt16:$imm)>;
+def : MipsPat<(i32 immZExt16:$imm),
+ (ORi_MM ZERO, immZExt16:$imm)>;
+
def : MipsPat<(add GPRMM16:$src, immSExtAddiur2:$imm),
(ADDIUR2_MM GPRMM16:$src, immSExtAddiur2:$imm)>;
def : MipsPat<(add GPR32:$src, immSExtAddius5:$imm),
@@ -587,9 +906,27 @@ def : MipsPat<(srl GPRMM16:$src, immZExt2Shift:$imm),
def : MipsPat<(srl GPR32:$src, immZExt5:$imm),
(SRL_MM GPR32:$src, immZExt5:$imm)>;
+def : MipsPat<(store GPRMM16:$src, addrimm4lsl2:$addr),
+ (SW16_MM GPRMM16:$src, addrimm4lsl2:$addr)>;
+def : MipsPat<(store GPR32:$src, addr:$addr),
+ (SW_MM GPR32:$src, addr:$addr)>;
+
+def : MipsPat<(load addrimm4lsl2:$addr),
+ (LW16_MM addrimm4lsl2:$addr)>;
+def : MipsPat<(load addr:$addr),
+ (LW_MM addr:$addr)>;
+
//===----------------------------------------------------------------------===//
// MicroMips instruction aliases
//===----------------------------------------------------------------------===//
+class UncondBranchMMPseudo<string opstr> :
+ MipsAsmPseudoInst<(outs), (ins brtarget_mm:$offset),
+ !strconcat(opstr, "\t$offset")>;
+
+ def B_MM_Pseudo : UncondBranchMMPseudo<"b">;
+
def : MipsInstAlias<"wait", (WAIT_MM 0x0), 1>;
+ def : MipsInstAlias<"nop", (SLL_MM ZERO, ZERO, 0), 1>;
+ def : MipsInstAlias<"nop", (MOVE16_MM ZERO, ZERO), 1>;
}
generated by cgit v1.1 at 2024-12-22 11:43:08 +0000