return getImm(N, (unsigned)N->getZExtValue() - 32);
}]>;
-// shamt field must fit in 5 bits.
-def immZExt5_64 : ImmLeaf<i64, [{return Imm == (Imm & 0x1f);}]>;
-
-// imm32_63 predicate - True if imm is in range [32, 63].
-def imm32_63 : ImmLeaf<i32,
- [{return (int32_t)Imm >= 32 && (int32_t)Imm < 64;}],
- Subtract32>;
-
-// Is a 32-bit int.
-def immSExt32 : ImmLeaf<i64, [{return isInt<32>(Imm);}]>;
-
-// Transformation Function - get the higher 16 bits.
-def HIGHER : SDNodeXForm<imm, [{
- return getImm(N, (N->getZExtValue() >> 32) & 0xFFFF);
-}]>;
-
-// Transformation Function - get the highest 16 bits.
-def HIGHEST : SDNodeXForm<imm, [{
- return getImm(N, (N->getZExtValue() >> 48) & 0xFFFF);
-}]>;
+// shamt must fit in 6 bits.
+def immZExt6 : ImmLeaf<i32, [{return Imm == (Imm & 0x3f);}]>;
//===----------------------------------------------------------------------===//
// Instructions specific format
//===----------------------------------------------------------------------===//
-// Shifts
-// 64-bit shift instructions.
-class shift_rotate_imm64<bits<6> func, bits<5> isRotate, string instr_asm,
- SDNode OpNode>:
- shift_rotate_imm<func, isRotate, instr_asm, OpNode, immZExt5, shamt,
- CPU64Regs>;
-
-class shift_rotate_imm64_32<bits<6> func, bits<5> isRotate, string instr_asm,
- SDNode OpNode>:
- shift_rotate_imm<func, isRotate, instr_asm, OpNode, imm32_63, shamt,
- CPU64Regs>;
-
-// Jump and Link (Call)
-let isCall=1, hasDelaySlot=1,
- // All calls clobber the non-callee saved registers...
- Defs = [AT, V0, V1, A0, A1, A2, A3, T0, T1, T2, T3, T4, T5, T6, T7, T8, T9,
- K0, K1, D0, D1, D2, D3, D4, D5, D6, D7, D8, D9], Uses = [GP] in {
- class JumpLink64<bits<6> op, string instr_asm>:
- FJ<op, (outs), (ins calltarget64:$target, variable_ops),
- !strconcat(instr_asm, "\t$target"), [(MipsJmpLink imm:$target)],
- IIBranch>;
-
- class JumpLinkReg64<bits<6> op, bits<6> func, string instr_asm>:
- FR<op, func, (outs), (ins CPU64Regs:$rs, variable_ops),
- !strconcat(instr_asm, "\t$rs"),
- [(MipsJmpLink CPU64Regs:$rs)], IIBranch> {
- let rt = 0;
- let rd = 31;
- let shamt = 0;
- }
-
- class BranchLink64<string instr_asm>:
- FI<0x1, (outs), (ins CPU64Regs:$rs, brtarget:$imm16, variable_ops),
- !strconcat(instr_asm, "\t$rs, $imm16"), [], IIBranch>;
-}
-
-// Mul, Div
-class Mult64<bits<6> func, string instr_asm, InstrItinClass itin>:
- Mult<func, instr_asm, itin, CPU64Regs, [HI64, LO64]>;
-class Div64<SDNode op, bits<6> func, string instr_asm, InstrItinClass itin>:
- Div<op, func, instr_asm, itin, CPU64Regs, [HI64, LO64]>;
+let DecoderNamespace = "Mips64" in {
-multiclass Atomic2Ops64<PatFrag Op, string Opstr> {
- def #NAME# : Atomic2Ops<Op, Opstr, CPU64Regs, CPURegs>, Requires<[NotN64]>;
- def _P8 : Atomic2Ops<Op, Opstr, CPU64Regs, CPU64Regs>, Requires<[IsN64]>;
+multiclass Atomic2Ops64<PatFrag Op> {
+ def NAME : Atomic2Ops<Op, GPR64, GPR32>, Requires<[NotN64, HasStdEnc]>;
+ def _P8 : Atomic2Ops<Op, GPR64, GPR64>, Requires<[IsN64, HasStdEnc]>;
}
-multiclass AtomicCmpSwap64<PatFrag Op, string Width> {
- def #NAME# : AtomicCmpSwap<Op, Width, CPU64Regs, CPURegs>, Requires<[NotN64]>;
- def _P8 : AtomicCmpSwap<Op, Width, CPU64Regs, CPU64Regs>,
- Requires<[IsN64]>;
+multiclass AtomicCmpSwap64<PatFrag Op> {
+ def NAME : AtomicCmpSwap<Op, GPR64, GPR32>,
+ Requires<[NotN64, HasStdEnc]>;
+ def _P8 : AtomicCmpSwap<Op, GPR64, GPR64>,
+ Requires<[IsN64, HasStdEnc]>;
+}
+}
+let usesCustomInserter = 1, Predicates = [HasStdEnc],
+ DecoderNamespace = "Mips64" in {
+ defm ATOMIC_LOAD_ADD_I64 : Atomic2Ops64<atomic_load_add_64>;
+ defm ATOMIC_LOAD_SUB_I64 : Atomic2Ops64<atomic_load_sub_64>;
+ defm ATOMIC_LOAD_AND_I64 : Atomic2Ops64<atomic_load_and_64>;
+ defm ATOMIC_LOAD_OR_I64 : Atomic2Ops64<atomic_load_or_64>;
+ defm ATOMIC_LOAD_XOR_I64 : Atomic2Ops64<atomic_load_xor_64>;
+ defm ATOMIC_LOAD_NAND_I64 : Atomic2Ops64<atomic_load_nand_64>;
+ defm ATOMIC_SWAP_I64 : Atomic2Ops64<atomic_swap_64>;
+ defm ATOMIC_CMP_SWAP_I64 : AtomicCmpSwap64<atomic_cmp_swap_64>;
}
-let usesCustomInserter = 1, Predicates = [HasMips64] in {
- defm ATOMIC_LOAD_ADD_I64 : Atomic2Ops64<atomic_load_add_64, "load_add_64">;
- defm ATOMIC_LOAD_SUB_I64 : Atomic2Ops64<atomic_load_sub_64, "load_sub_64">;
- defm ATOMIC_LOAD_AND_I64 : Atomic2Ops64<atomic_load_and_64, "load_and_64">;
- defm ATOMIC_LOAD_OR_I64 : Atomic2Ops64<atomic_load_or_64, "load_or_64">;
- defm ATOMIC_LOAD_XOR_I64 : Atomic2Ops64<atomic_load_xor_64, "load_xor_64">;
- defm ATOMIC_LOAD_NAND_I64 : Atomic2Ops64<atomic_load_nand_64, "load_nand_64">;
- defm ATOMIC_SWAP_I64 : Atomic2Ops64<atomic_swap_64, "swap_64">;
- defm ATOMIC_CMP_SWAP_I64 : AtomicCmpSwap64<atomic_cmp_swap_64, "64">;
+/// Pseudo instructions for loading and storing accumulator registers.
+let isPseudo = 1, isCodeGenOnly = 1 in {
+ defm LOAD_ACC128 : LoadM<"", ACC128>;
+ defm STORE_ACC128 : StoreM<"", ACC128>;
}
//===----------------------------------------------------------------------===//
// Instruction definition
//===----------------------------------------------------------------------===//
-
+let DecoderNamespace = "Mips64" in {
/// Arithmetic Instructions (ALU Immediate)
-def DADDiu : ArithLogicI<0x19, "daddiu", add, simm16_64, immSExt16,
- CPU64Regs>;
-def DANDi : ArithLogicI<0x0c, "andi", and, uimm16_64, immZExt16, CPU64Regs>;
-def SLTi64 : SetCC_I<0x0a, "slti", setlt, simm16_64, immSExt16, CPU64Regs>;
-def SLTiu64 : SetCC_I<0x0b, "sltiu", setult, simm16_64, immSExt16, CPU64Regs>;
-def ORi64 : ArithLogicI<0x0d, "ori", or, uimm16_64, immZExt16, CPU64Regs>;
-def XORi64 : ArithLogicI<0x0e, "xori", xor, uimm16_64, immZExt16, CPU64Regs>;
-def LUi64 : LoadUpper<0x0f, "lui", CPU64Regs, uimm16_64>;
+def DADDi : ArithLogicI<"daddi", simm16_64, GPR64Opnd>, ADDI_FM<0x18>;
+def DADDiu : ArithLogicI<"daddiu", simm16_64, GPR64Opnd, IIArith,
+ immSExt16, add>,
+ ADDI_FM<0x19>, IsAsCheapAsAMove;
+
+let isCodeGenOnly = 1 in {
+def SLTi64 : SetCC_I<"slti", setlt, simm16_64, immSExt16, GPR64Opnd>,
+ SLTI_FM<0xa>;
+def SLTiu64 : SetCC_I<"sltiu", setult, simm16_64, immSExt16, GPR64Opnd>,
+ SLTI_FM<0xb>;
+def ANDi64 : ArithLogicI<"andi", uimm16_64, GPR64Opnd, IILogic, immZExt16,
+ and>,
+ ADDI_FM<0xc>;
+def ORi64 : ArithLogicI<"ori", uimm16_64, GPR64Opnd, IILogic, immZExt16,
+ or>,
+ ADDI_FM<0xd>;
+def XORi64 : ArithLogicI<"xori", uimm16_64, GPR64Opnd, IILogic, immZExt16,
+ xor>,
+ ADDI_FM<0xe>;
+def LUi64 : LoadUpper<"lui", GPR64Opnd, uimm16_64>, LUI_FM;
+}
/// Arithmetic Instructions (3-Operand, R-Type)
-def DADDu : ArithLogicR<0x00, 0x2d, "daddu", add, IIAlu, CPU64Regs, 1>;
-def DSUBu : ArithLogicR<0x00, 0x2f, "dsubu", sub, IIAlu, CPU64Regs>;
-def SLT64 : SetCC_R<0x00, 0x2a, "slt", setlt, CPU64Regs>;
-def SLTu64 : SetCC_R<0x00, 0x2b, "sltu", setult, CPU64Regs>;
-def AND64 : ArithLogicR<0x00, 0x24, "and", and, IIAlu, CPU64Regs, 1>;
-def OR64 : ArithLogicR<0x00, 0x25, "or", or, IIAlu, CPU64Regs, 1>;
-def XOR64 : ArithLogicR<0x00, 0x26, "xor", xor, IIAlu, CPU64Regs, 1>;
-def NOR64 : LogicNOR<0x00, 0x27, "nor", CPU64Regs>;
+def DADD : ArithLogicR<"dadd", GPR64Opnd>, ADD_FM<0, 0x2c>;
+def DADDu : ArithLogicR<"daddu", GPR64Opnd, 1, IIArith, add>,
+ ADD_FM<0, 0x2d>;
+def DSUBu : ArithLogicR<"dsubu", GPR64Opnd, 0, IIArith, sub>,
+ ADD_FM<0, 0x2f>;
+
+let isCodeGenOnly = 1 in {
+def SLT64 : SetCC_R<"slt", setlt, GPR64Opnd>, ADD_FM<0, 0x2a>;
+def SLTu64 : SetCC_R<"sltu", setult, GPR64Opnd>, ADD_FM<0, 0x2b>;
+def AND64 : ArithLogicR<"and", GPR64Opnd, 1, IIArith, and>, ADD_FM<0, 0x24>;
+def OR64 : ArithLogicR<"or", GPR64Opnd, 1, IIArith, or>, ADD_FM<0, 0x25>;
+def XOR64 : ArithLogicR<"xor", GPR64Opnd, 1, IIArith, xor>, ADD_FM<0, 0x26>;
+def NOR64 : LogicNOR<"nor", GPR64Opnd>, ADD_FM<0, 0x27>;
+}
/// Shift Instructions
-def DSLL : shift_rotate_imm64<0x38, 0x00, "dsll", shl>;
-def DSRL : shift_rotate_imm64<0x3a, 0x00, "dsrl", srl>;
-def DSRA : shift_rotate_imm64<0x3b, 0x00, "dsra", sra>;
-def DSLL32 : shift_rotate_imm64_32<0x3c, 0x00, "dsll32", shl>;
-def DSRL32 : shift_rotate_imm64_32<0x3e, 0x00, "dsrl32", srl>;
-def DSRA32 : shift_rotate_imm64_32<0x3f, 0x00, "dsra32", sra>;
-def DSLLV : shift_rotate_reg<0x24, 0x00, "dsllv", shl, CPU64Regs>;
-def DSRLV : shift_rotate_reg<0x26, 0x00, "dsrlv", srl, CPU64Regs>;
-def DSRAV : shift_rotate_reg<0x27, 0x00, "dsrav", sra, CPU64Regs>;
+def DSLL : shift_rotate_imm<"dsll", shamt, GPR64Opnd, shl, immZExt6>,
+ SRA_FM<0x38, 0>;
+def DSRL : shift_rotate_imm<"dsrl", shamt, GPR64Opnd, srl, immZExt6>,
+ SRA_FM<0x3a, 0>;
+def DSRA : shift_rotate_imm<"dsra", shamt, GPR64Opnd, sra, immZExt6>,
+ SRA_FM<0x3b, 0>;
+def DSLLV : shift_rotate_reg<"dsllv", GPR64Opnd, shl>, SRLV_FM<0x14, 0>;
+def DSRLV : shift_rotate_reg<"dsrlv", GPR64Opnd, srl>, SRLV_FM<0x16, 0>;
+def DSRAV : shift_rotate_reg<"dsrav", GPR64Opnd, sra>, SRLV_FM<0x17, 0>;
+def DSLL32 : shift_rotate_imm<"dsll32", shamt, GPR64Opnd>, SRA_FM<0x3c, 0>;
+def DSRL32 : shift_rotate_imm<"dsrl32", shamt, GPR64Opnd>, SRA_FM<0x3e, 0>;
+def DSRA32 : shift_rotate_imm<"dsra32", shamt, GPR64Opnd>, SRA_FM<0x3f, 0>;
// Rotate Instructions
-let Predicates = [HasMips64r2] in {
- def DROTR : shift_rotate_imm64<0x3a, 0x01, "drotr", rotr>;
- def DROTR32 : shift_rotate_imm64_32<0x3e, 0x01, "drotr32", rotr>;
- def DROTRV : shift_rotate_reg<0x16, 0x01, "drotrv", rotr, CPU64Regs>;
+let Predicates = [HasMips64r2, HasStdEnc] in {
+ def DROTR : shift_rotate_imm<"drotr", shamt, GPR64Opnd, rotr, immZExt6>,
+ SRA_FM<0x3a, 1>;
+ def DROTRV : shift_rotate_reg<"drotrv", GPR64Opnd, rotr>,
+ SRLV_FM<0x16, 1>;
}
/// Load and Store Instructions
-/// aligned
-defm LB64 : LoadM64<0x20, "lb", sextloadi8>;
-defm LBu64 : LoadM64<0x24, "lbu", zextloadi8>;
-defm LH64 : LoadM64<0x21, "lh", sextloadi16_a>;
-defm LHu64 : LoadM64<0x25, "lhu", zextloadi16_a>;
-defm LW64 : LoadM64<0x23, "lw", sextloadi32_a>;
-defm LWu64 : LoadM64<0x27, "lwu", zextloadi32_a>;
-defm SB64 : StoreM64<0x28, "sb", truncstorei8>;
-defm SH64 : StoreM64<0x29, "sh", truncstorei16_a>;
-defm SW64 : StoreM64<0x2b, "sw", truncstorei32_a>;
-defm LD : LoadM64<0x37, "ld", load_a>;
-defm SD : StoreM64<0x3f, "sd", store_a>;
-
-/// unaligned
-defm ULH64 : LoadM64<0x21, "ulh", sextloadi16_u, 1>;
-defm ULHu64 : LoadM64<0x25, "ulhu", zextloadi16_u, 1>;
-defm ULW64 : LoadM64<0x23, "ulw", sextloadi32_u, 1>;
-defm USH64 : StoreM64<0x29, "ush", truncstorei16_u, 1>;
-defm USW64 : StoreM64<0x2b, "usw", truncstorei32_u, 1>;
-defm ULD : LoadM64<0x37, "uld", load_u, 1>;
-defm USD : StoreM64<0x3f, "usd", store_u, 1>;
+/// aligned
+let isCodeGenOnly = 1 in {
+defm LB64 : LoadM<"lb", GPR64Opnd, sextloadi8, IILoad>, LW_FM<0x20>;
+defm LBu64 : LoadM<"lbu", GPR64Opnd, zextloadi8, IILoad>, LW_FM<0x24>;
+defm LH64 : LoadM<"lh", GPR64Opnd, sextloadi16, IILoad>, LW_FM<0x21>;
+defm LHu64 : LoadM<"lhu", GPR64Opnd, zextloadi16, IILoad>, LW_FM<0x25>;
+defm LW64 : LoadM<"lw", GPR64Opnd, sextloadi32, IILoad>, LW_FM<0x23>;
+defm SB64 : StoreM<"sb", GPR64Opnd, truncstorei8, IIStore>, LW_FM<0x28>;
+defm SH64 : StoreM<"sh", GPR64Opnd, truncstorei16, IIStore>, LW_FM<0x29>;
+defm SW64 : StoreM<"sw", GPR64Opnd, truncstorei32, IIStore>, LW_FM<0x2b>;
+}
+
+defm LWu : LoadM<"lwu", GPR64Opnd, zextloadi32, IILoad>, LW_FM<0x27>;
+defm LD : LoadM<"ld", GPR64Opnd, load, IILoad>, LW_FM<0x37>;
+defm SD : StoreM<"sd", GPR64Opnd, store, IIStore>, LW_FM<0x3f>;
+
+/// load/store left/right
+let isCodeGenOnly = 1 in {
+defm LWL64 : LoadLeftRightM<"lwl", MipsLWL, GPR64Opnd>, LW_FM<0x22>;
+defm LWR64 : LoadLeftRightM<"lwr", MipsLWR, GPR64Opnd>, LW_FM<0x26>;
+defm SWL64 : StoreLeftRightM<"swl", MipsSWL, GPR64Opnd>, LW_FM<0x2a>;
+defm SWR64 : StoreLeftRightM<"swr", MipsSWR, GPR64Opnd>, LW_FM<0x2e>;
+}
+
+defm LDL : LoadLeftRightM<"ldl", MipsLDL, GPR64Opnd>, LW_FM<0x1a>;
+defm LDR : LoadLeftRightM<"ldr", MipsLDR, GPR64Opnd>, LW_FM<0x1b>;
+defm SDL : StoreLeftRightM<"sdl", MipsSDL, GPR64Opnd>, LW_FM<0x2c>;
+defm SDR : StoreLeftRightM<"sdr", MipsSDR, GPR64Opnd>, LW_FM<0x2d>;
/// Load-linked, Store-conditional
-def LLD : LLBase<0x34, "lld", CPU64Regs, mem>, Requires<[NotN64]>;
-def LLD_P8 : LLBase<0x34, "lld", CPU64Regs, mem64>, Requires<[IsN64]>;
-def SCD : SCBase<0x3c, "scd", CPU64Regs, mem>, Requires<[NotN64]>;
-def SCD_P8 : SCBase<0x3c, "scd", CPU64Regs, mem64>, Requires<[IsN64]>;
+let Predicates = [NotN64, HasStdEnc] in {
+ def LLD : LLBase<"lld", GPR64Opnd, mem>, LW_FM<0x34>;
+ def SCD : SCBase<"scd", GPR64Opnd, mem>, LW_FM<0x3c>;
+}
+
+let Predicates = [IsN64, HasStdEnc], isCodeGenOnly = 1 in {
+ def LLD_P8 : LLBase<"lld", GPR64Opnd, mem64>, LW_FM<0x34>;
+ def SCD_P8 : SCBase<"scd", GPR64Opnd, mem64>, LW_FM<0x3c>;
+}
/// Jump and Branch Instructions
-def JR64 : JumpFR<0x00, 0x08, "jr", CPU64Regs>;
-def JAL64 : JumpLink64<0x03, "jal">;
-def JALR64 : JumpLinkReg64<0x00, 0x09, "jalr">;
-def BEQ64 : CBranch<0x04, "beq", seteq, CPU64Regs>;
-def BNE64 : CBranch<0x05, "bne", setne, CPU64Regs>;
-def BGEZ64 : CBranchZero<0x01, 1, "bgez", setge, CPU64Regs>;
-def BGTZ64 : CBranchZero<0x07, 0, "bgtz", setgt, CPU64Regs>;
-def BLEZ64 : CBranchZero<0x07, 0, "blez", setle, CPU64Regs>;
-def BLTZ64 : CBranchZero<0x01, 0, "bltz", setlt, CPU64Regs>;
+let isCodeGenOnly = 1 in {
+def JR64 : IndirectBranch<GPR64Opnd>, MTLO_FM<8>;
+def BEQ64 : CBranch<"beq", seteq, GPR64Opnd>, BEQ_FM<4>;
+def BNE64 : CBranch<"bne", setne, GPR64Opnd>, BEQ_FM<5>;
+def BGEZ64 : CBranchZero<"bgez", setge, GPR64Opnd>, BGEZ_FM<1, 1>;
+def BGTZ64 : CBranchZero<"bgtz", setgt, GPR64Opnd>, BGEZ_FM<7, 0>;
+def BLEZ64 : CBranchZero<"blez", setle, GPR64Opnd>, BGEZ_FM<6, 0>;
+def BLTZ64 : CBranchZero<"bltz", setlt, GPR64Opnd>, BGEZ_FM<1, 0>;
+def JALR64 : JumpLinkReg<"jalr", GPR64Opnd>, JALR_FM;
+def JALR64Pseudo : JumpLinkRegPseudo<GPR64Opnd, JALR, RA, GPR32Opnd>;
+def TAILCALL64_R : JumpFR<GPR64Opnd, MipsTailCall>, MTLO_FM<8>, IsTailCall;
+}
/// Multiply and Divide Instructions.
-def DMULT : Mult64<0x1c, "dmult", IIImul>;
-def DMULTu : Mult64<0x1d, "dmultu", IIImul>;
-def DSDIV : Div64<MipsDivRem, 0x1e, "ddiv", IIIdiv>;
-def DUDIV : Div64<MipsDivRemU, 0x1f, "ddivu", IIIdiv>;
-
-def MTHI64 : MoveToLOHI<0x11, "mthi", CPU64Regs, [HI64]>;
-def MTLO64 : MoveToLOHI<0x13, "mtlo", CPU64Regs, [LO64]>;
-def MFHI64 : MoveFromLOHI<0x10, "mfhi", CPU64Regs, [HI64]>;
-def MFLO64 : MoveFromLOHI<0x12, "mflo", CPU64Regs, [LO64]>;
+def DMULT : Mult<"dmult", IIImult, GPR64Opnd, [HI0_64, LO0_64]>,
+ MULT_FM<0, 0x1c>;
+def DMULTu : Mult<"dmultu", IIImult, GPR64Opnd, [HI0_64, LO0_64]>,
+ MULT_FM<0, 0x1d>;
+def PseudoDMULT : MultDivPseudo<DMULT, ACC128, GPR64Opnd, MipsMult,
+ IIImult>;
+def PseudoDMULTu : MultDivPseudo<DMULTu, ACC128, GPR64Opnd, MipsMultu,
+ IIImult>;
+def DSDIV : Div<"ddiv", IIIdiv, GPR64Opnd, [HI0_64, LO0_64]>, MULT_FM<0, 0x1e>;
+def DUDIV : Div<"ddivu", IIIdiv, GPR64Opnd, [HI0_64, LO0_64]>, MULT_FM<0, 0x1f>;
+def PseudoDSDIV : MultDivPseudo<DSDIV, ACC128, GPR64Opnd, MipsDivRem,
+ IIIdiv, 0, 1, 1>;
+def PseudoDUDIV : MultDivPseudo<DUDIV, ACC128, GPR64Opnd, MipsDivRemU,
+ IIIdiv, 0, 1, 1>;
+
+let isCodeGenOnly = 1 in {
+def MTHI64 : MoveToLOHI<"mthi", GPR64Opnd, [HI0_64]>, MTLO_FM<0x11>;
+def MTLO64 : MoveToLOHI<"mtlo", GPR64Opnd, [LO0_64]>, MTLO_FM<0x13>;
+def MFHI64 : MoveFromLOHI<"mfhi", GPR64Opnd, [HI0_64]>, MFLO_FM<0x10>;
+def MFLO64 : MoveFromLOHI<"mflo", GPR64Opnd, [LO0_64]>, MFLO_FM<0x12>;
+
+/// Sign Ext In Register Instructions.
+def SEB64 : SignExtInReg<"seb", i8, GPR64Opnd>, SEB_FM<0x10, 0x20>;
+def SEH64 : SignExtInReg<"seh", i16, GPR64Opnd>, SEB_FM<0x18, 0x20>;
+}
/// Count Leading
-def DCLZ : CountLeading0<0x24, "dclz", CPU64Regs>;
-def DCLO : CountLeading1<0x25, "dclo", CPU64Regs>;
+def DCLZ : CountLeading0<"dclz", GPR64Opnd>, CLO_FM<0x24>;
+def DCLO : CountLeading1<"dclo", GPR64Opnd>, CLO_FM<0x25>;
-def LEA_ADDiu64 : EffectiveAddress<"addiu\t$rt, $addr", CPU64Regs, mem_ea_64>;
+/// Double Word Swap Bytes/HalfWords
+def DSBH : SubwordSwap<"dsbh", GPR64Opnd>, SEB_FM<2, 0x24>;
+def DSHD : SubwordSwap<"dshd", GPR64Opnd>, SEB_FM<5, 0x24>;
-let Uses = [SP_64] in
-def DynAlloc64 : EffectiveAddress<"daddiu\t$rt, $addr", CPU64Regs, mem_ea_64>,
- Requires<[IsN64]>;
+def LEA_ADDiu64 : EffectiveAddress<"daddiu", GPR64Opnd, mem_ea_64>, LW_FM<0x19>;
-def DEXT : ExtBase<3, "dext", CPU64Regs>;
-def DINS : InsBase<7, "dins", CPU64Regs>;
+let isCodeGenOnly = 1 in
+def RDHWR64 : ReadHardware<GPR64Opnd, HWRegsOpnd>, RDHWR_FM;
-def DSLL64_32 : FR<0x3c, 0x00, (outs CPU64Regs:$rd), (ins CPURegs:$rt),
- "dsll32\t$rd, $rt, 0", [], IIAlu>;
+def DEXT : ExtBase<"dext", GPR64Opnd>, EXT_FM<3>;
+let Pattern = []<dag> in {
+ def DEXTU : ExtBase<"dextu", GPR64Opnd>, EXT_FM<2>;
+ def DEXTM : ExtBase<"dextm", GPR64Opnd>, EXT_FM<1>;
+}
+def DINS : InsBase<"dins", GPR64Opnd>, EXT_FM<7>;
+let Pattern = []<dag> in {
+ def DINSU : InsBase<"dinsu", GPR64Opnd>, EXT_FM<6>;
+ def DINSM : InsBase<"dinsm", GPR64Opnd>, EXT_FM<5>;
+}
+let isCodeGenOnly = 1, rs = 0, shamt = 0 in {
+ def DSLL64_32 : FR<0x00, 0x3c, (outs GPR64:$rd), (ins GPR32:$rt),
+ "dsll\t$rd, $rt, 32", [], IIArith>;
+ def SLL64_32 : FR<0x0, 0x00, (outs GPR64:$rd), (ins GPR32:$rt),
+ "sll\t$rd, $rt, 0", [], IIArith>;
+ def SLL64_64 : FR<0x0, 0x00, (outs GPR64:$rd), (ins GPR64:$rt),
+ "sll\t$rd, $rt, 0", [], IIArith>;
+}
+}
//===----------------------------------------------------------------------===//
// Arbitrary patterns that map to one or more instructions
//===----------------------------------------------------------------------===//
-// Small immediates
-def : Pat<(i64 immSExt16:$in),
- (DADDiu ZERO_64, imm:$in)>;
-def : Pat<(i64 immZExt16:$in),
- (ORi64 ZERO_64, imm:$in)>;
-
-// 32-bit immediates
-def : Pat<(i64 immSExt32:$imm),
- (ORi64 (LUi64 (HI16 imm:$imm)), (LO16 imm:$imm))>;
-
-// Arbitrary immediates
-def : Pat<(i64 imm:$imm),
- (ORi64 (DSLL (ORi64 (DSLL (ORi64 (LUi64 (HIGHEST imm:$imm)),
- (HIGHER imm:$imm)), 16), (HI16 imm:$imm)), 16),
- (LO16 imm:$imm))>;
-
// extended loads
-let Predicates = [NotN64] in {
- def : Pat<(extloadi32_a addr:$a), (DSRL32 (DSLL32 (LW64 addr:$a), 0), 0)>;
- def : Pat<(zextloadi32_u addr:$a), (DSRL32 (DSLL32 (ULW64 addr:$a), 0), 0)>;
+let Predicates = [NotN64, HasStdEnc] in {
+ def : MipsPat<(i64 (extloadi1 addr:$src)), (LB64 addr:$src)>;
+ def : MipsPat<(i64 (extloadi8 addr:$src)), (LB64 addr:$src)>;
+ def : MipsPat<(i64 (extloadi16 addr:$src)), (LH64 addr:$src)>;
+ def : MipsPat<(i64 (extloadi32 addr:$src)), (LW64 addr:$src)>;
}
-let Predicates = [IsN64] in {
- def : Pat<(extloadi32_a addr:$a), (DSRL32 (DSLL32 (LW64_P8 addr:$a), 0), 0)>;
- def : Pat<(zextloadi32_u addr:$a),
- (DSRL32 (DSLL32 (ULW64_P8 addr:$a), 0), 0)>;
+let Predicates = [IsN64, HasStdEnc] in {
+ def : MipsPat<(i64 (extloadi1 addr:$src)), (LB64_P8 addr:$src)>;
+ def : MipsPat<(i64 (extloadi8 addr:$src)), (LB64_P8 addr:$src)>;
+ def : MipsPat<(i64 (extloadi16 addr:$src)), (LH64_P8 addr:$src)>;
+ def : MipsPat<(i64 (extloadi32 addr:$src)), (LW64_P8 addr:$src)>;
}
// hi/lo relocs
-def : Pat<(MipsHi tglobaladdr:$in), (LUi64 tglobaladdr:$in)>;
-def : Pat<(MipsHi tblockaddress:$in), (LUi64 tblockaddress:$in)>;
-def : Pat<(MipsHi tjumptable:$in), (LUi64 tjumptable:$in)>;
-def : Pat<(MipsHi tconstpool:$in), (LUi64 tconstpool:$in)>;
-
-def : Pat<(MipsLo tglobaladdr:$in), (DADDiu ZERO_64, tglobaladdr:$in)>;
-def : Pat<(MipsLo tblockaddress:$in), (DADDiu ZERO_64, tblockaddress:$in)>;
-def : Pat<(MipsLo tjumptable:$in), (DADDiu ZERO_64, tjumptable:$in)>;
-def : Pat<(MipsLo tconstpool:$in), (DADDiu ZERO_64, tconstpool:$in)>;
-
-def : Pat<(add CPU64Regs:$hi, (MipsLo tglobaladdr:$lo)),
- (DADDiu CPU64Regs:$hi, tglobaladdr:$lo)>;
-def : Pat<(add CPU64Regs:$hi, (MipsLo tblockaddress:$lo)),
- (DADDiu CPU64Regs:$hi, tblockaddress:$lo)>;
-def : Pat<(add CPU64Regs:$hi, (MipsLo tjumptable:$lo)),
- (DADDiu CPU64Regs:$hi, tjumptable:$lo)>;
-def : Pat<(add CPU64Regs:$hi, (MipsLo tconstpool:$lo)),
- (DADDiu CPU64Regs:$hi, tconstpool:$lo)>;
-
-def : WrapperPICPat<tglobaladdr, DADDiu, GP_64>;
-def : WrapperPICPat<tconstpool, DADDiu, GP_64>;
-def : WrapperPICPat<texternalsym, DADDiu, GP_64>;
-def : WrapperPICPat<tblockaddress, DADDiu, GP_64>;
-def : WrapperPICPat<tjumptable, DADDiu, GP_64>;
-
-defm : BrcondPats<CPU64Regs, BEQ64, BNE64, SLT64, SLTu64, SLTi64, SLTiu64,
+def : MipsPat<(MipsHi tglobaladdr:$in), (LUi64 tglobaladdr:$in)>;
+def : MipsPat<(MipsHi tblockaddress:$in), (LUi64 tblockaddress:$in)>;
+def : MipsPat<(MipsHi tjumptable:$in), (LUi64 tjumptable:$in)>;
+def : MipsPat<(MipsHi tconstpool:$in), (LUi64 tconstpool:$in)>;
+def : MipsPat<(MipsHi tglobaltlsaddr:$in), (LUi64 tglobaltlsaddr:$in)>;
+def : MipsPat<(MipsHi texternalsym:$in), (LUi64 texternalsym:$in)>;
+
+def : MipsPat<(MipsLo tglobaladdr:$in), (DADDiu ZERO_64, tglobaladdr:$in)>;
+def : MipsPat<(MipsLo tblockaddress:$in), (DADDiu ZERO_64, tblockaddress:$in)>;
+def : MipsPat<(MipsLo tjumptable:$in), (DADDiu ZERO_64, tjumptable:$in)>;
+def : MipsPat<(MipsLo tconstpool:$in), (DADDiu ZERO_64, tconstpool:$in)>;
+def : MipsPat<(MipsLo tglobaltlsaddr:$in),
+ (DADDiu ZERO_64, tglobaltlsaddr:$in)>;
+def : MipsPat<(MipsLo texternalsym:$in), (DADDiu ZERO_64, texternalsym:$in)>;
+
+def : MipsPat<(add GPR64:$hi, (MipsLo tglobaladdr:$lo)),
+ (DADDiu GPR64:$hi, tglobaladdr:$lo)>;
+def : MipsPat<(add GPR64:$hi, (MipsLo tblockaddress:$lo)),
+ (DADDiu GPR64:$hi, tblockaddress:$lo)>;
+def : MipsPat<(add GPR64:$hi, (MipsLo tjumptable:$lo)),
+ (DADDiu GPR64:$hi, tjumptable:$lo)>;
+def : MipsPat<(add GPR64:$hi, (MipsLo tconstpool:$lo)),
+ (DADDiu GPR64:$hi, tconstpool:$lo)>;
+def : MipsPat<(add GPR64:$hi, (MipsLo tglobaltlsaddr:$lo)),
+ (DADDiu GPR64:$hi, tglobaltlsaddr:$lo)>;
+
+def : WrapperPat<tglobaladdr, DADDiu, GPR64>;
+def : WrapperPat<tconstpool, DADDiu, GPR64>;
+def : WrapperPat<texternalsym, DADDiu, GPR64>;
+def : WrapperPat<tblockaddress, DADDiu, GPR64>;
+def : WrapperPat<tjumptable, DADDiu, GPR64>;
+def : WrapperPat<tglobaltlsaddr, DADDiu, GPR64>;
+
+defm : BrcondPats<GPR64, BEQ64, BNE64, SLT64, SLTu64, SLTi64, SLTiu64,
ZERO_64>;
-// setcc patterns
-defm : SeteqPats<CPU64Regs, SLTiu64, XOR64, SLTu64, ZERO_64>;
-defm : SetlePats<CPU64Regs, SLT64, SLTu64>;
-defm : SetgtPats<CPU64Regs, SLT64, SLTu64>;
-defm : SetgePats<CPU64Regs, SLT64, SLTu64>;
-defm : SetgeImmPats<CPU64Regs, SLTi64, SLTiu64>;
+def : MipsPat<(brcond (i32 (setlt i64:$lhs, 1)), bb:$dst),
+ (BLEZ64 i64:$lhs, bb:$dst)>;
+def : MipsPat<(brcond (i32 (setgt i64:$lhs, -1)), bb:$dst),
+ (BGEZ64 i64:$lhs, bb:$dst)>;
-// select MipsDynAlloc
-def : Pat<(MipsDynAlloc addr:$f), (DynAlloc64 addr:$f)>, Requires<[IsN64]>;
+// setcc patterns
+defm : SeteqPats<GPR64, SLTiu64, XOR64, SLTu64, ZERO_64>;
+defm : SetlePats<GPR64, SLT64, SLTu64>;
+defm : SetgtPats<GPR64, SLT64, SLTu64>;
+defm : SetgePats<GPR64, SLT64, SLTu64>;
+defm : SetgeImmPats<GPR64, SLTi64, SLTiu64>;
// truncate
-def : Pat<(i32 (trunc CPU64Regs:$src)),
- (SLL (EXTRACT_SUBREG CPU64Regs:$src, sub_32), 0)>, Requires<[IsN64]>;
-
+def : MipsPat<(i32 (trunc GPR64:$src)),
+ (SLL (EXTRACT_SUBREG GPR64:$src, sub_32), 0)>,
+ Requires<[IsN64, HasStdEnc]>;
+
// 32-to-64-bit extension
-def : Pat<(i64 (zext CPURegs:$src)), (DSRL32 (DSLL64_32 CPURegs:$src), 0)>;
+def : MipsPat<(i64 (anyext GPR32:$src)), (SLL64_32 GPR32:$src)>;
+def : MipsPat<(i64 (zext GPR32:$src)), (DSRL (DSLL64_32 GPR32:$src), 32)>;
+def : MipsPat<(i64 (sext GPR32:$src)), (SLL64_32 GPR32:$src)>;
+
+// Sign extend in register
+def : MipsPat<(i64 (sext_inreg GPR64:$src, i32)),
+ (SLL64_64 GPR64:$src)>;
+
+// bswap MipsPattern
+def : MipsPat<(bswap GPR64:$rt), (DSHD (DSBH GPR64:$rt))>;
+
+// mflo/hi patterns.
+def : MipsPat<(i64 (ExtractLOHI ACC128:$ac, imm:$lohi_idx)),
+ (EXTRACT_SUBREG ACC128:$ac, imm:$lohi_idx)>;
+
+//===----------------------------------------------------------------------===//
+// Instruction aliases
+//===----------------------------------------------------------------------===//
+def : InstAlias<"move $dst, $src",
+ (DADDu GPR64Opnd:$dst, GPR64Opnd:$src, ZERO_64), 1>,
+ Requires<[HasMips64]>;
+def : InstAlias<"daddu $rs, $rt, $imm",
+ (DADDiu GPR64Opnd:$rs, GPR64Opnd:$rt, simm16_64:$imm),
+ 0>;
+def : InstAlias<"dadd $rs, $rt, $imm",
+ (DADDi GPR64Opnd:$rs, GPR64Opnd:$rt, simm16_64:$imm),
+ 0>;
+
+/// Move between CPU and coprocessor registers
+let DecoderNamespace = "Mips64" in {
+def DMFC0_3OP64 : MFC3OP<(outs GPR64Opnd:$rt),
+ (ins GPR64Opnd:$rd, uimm16:$sel),
+ "dmfc0\t$rt, $rd, $sel">, MFC3OP_FM<0x10, 1>;
+def DMTC0_3OP64 : MFC3OP<(outs GPR64Opnd:$rd, uimm16:$sel),
+ (ins GPR64Opnd:$rt),
+ "dmtc0\t$rt, $rd, $sel">, MFC3OP_FM<0x10, 5>;
+def DMFC2_3OP64 : MFC3OP<(outs GPR64Opnd:$rt),
+ (ins GPR64Opnd:$rd, uimm16:$sel),
+ "dmfc2\t$rt, $rd, $sel">, MFC3OP_FM<0x12, 1>;
+def DMTC2_3OP64 : MFC3OP<(outs GPR64Opnd:$rd, uimm16:$sel),
+ (ins GPR64Opnd:$rt),
+ "dmtc2\t$rt, $rd, $sel">, MFC3OP_FM<0x12, 5>;
+}
+
+// Two operand (implicit 0 selector) versions:
+def : InstAlias<"dmfc0 $rt, $rd",
+ (DMFC0_3OP64 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;
+def : InstAlias<"dmtc0 $rt, $rd",
+ (DMTC0_3OP64 GPR64Opnd:$rd, 0, GPR64Opnd:$rt), 0>;
+def : InstAlias<"dmfc2 $rt, $rd",
+ (DMFC2_3OP64 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;
+def : InstAlias<"dmtc2 $rt, $rd",
+ (DMTC2_3OP64 GPR64Opnd:$rd, 0, GPR64Opnd:$rt), 0>;
+
projects / oota-llvm.git / blobdiff