//===----------------------------------------------------------------------===//
let DecoderNamespace = "Mips64" in {
/// Arithmetic Instructions (ALU Immediate)
-def DADDi : ArithLogicI<"daddi", simm16_64, GPR64Opnd>, ADDI_FM<0x18>;
+def DADDi : ArithLogicI<"daddi", simm16_64, GPR64Opnd>, ADDI_FM<0x18>,
+ ISA_MIPS3;
def DADDiu : ArithLogicI<"daddiu", simm16_64, GPR64Opnd, II_DADDIU,
immSExt16, add>,
- ADDI_FM<0x19>, IsAsCheapAsAMove;
+ ADDI_FM<0x19>, IsAsCheapAsAMove, ISA_MIPS3;
let isCodeGenOnly = 1 in {
def SLTi64 : SetCC_I<"slti", setlt, simm16_64, immSExt16, GPR64Opnd>,
}
/// Arithmetic Instructions (3-Operand, R-Type)
-def DADD : ArithLogicR<"dadd", GPR64Opnd, 1, II_DADD>, ADD_FM<0, 0x2c>;
-def DADDu : ArithLogicR<"daddu", GPR64Opnd, 1, II_DADDU, add>,
- ADD_FM<0, 0x2d>;
-def DSUBu : ArithLogicR<"dsubu", GPR64Opnd, 0, II_DSUBU, sub>,
- ADD_FM<0, 0x2f>;
-def DSUB : ArithLogicR<"dsub", GPR64Opnd, 0, II_DSUB, sub>, ADD_FM<0, 0x2e>;
+def DADD : ArithLogicR<"dadd", GPR64Opnd, 1, II_DADD>, ADD_FM<0, 0x2c>,
+ ISA_MIPS3;
+def DADDu : ArithLogicR<"daddu", GPR64Opnd, 1, II_DADDU, add>, ADD_FM<0, 0x2d>,
+ ISA_MIPS3;
+def DSUBu : ArithLogicR<"dsubu", GPR64Opnd, 0, II_DSUBU, sub>, ADD_FM<0, 0x2f>,
+ ISA_MIPS3;
+def DSUB : ArithLogicR<"dsub", GPR64Opnd, 0, II_DSUB>, ADD_FM<0, 0x2e>,
+ ISA_MIPS3;
let isCodeGenOnly = 1 in {
def SLT64 : SetCC_R<"slt", setlt, GPR64Opnd>, ADD_FM<0, 0x2a>;
/// Shift Instructions
def DSLL : shift_rotate_imm<"dsll", uimm6, GPR64Opnd, II_DSLL, shl, immZExt6>,
- SRA_FM<0x38, 0>;
+ SRA_FM<0x38, 0>, ISA_MIPS3;
def DSRL : shift_rotate_imm<"dsrl", uimm6, GPR64Opnd, II_DSRL, srl, immZExt6>,
- SRA_FM<0x3a, 0>;
+ SRA_FM<0x3a, 0>, ISA_MIPS3;
def DSRA : shift_rotate_imm<"dsra", uimm6, GPR64Opnd, II_DSRA, sra, immZExt6>,
- SRA_FM<0x3b, 0>;
+ SRA_FM<0x3b, 0>, ISA_MIPS3;
def DSLLV : shift_rotate_reg<"dsllv", GPR64Opnd, II_DSLLV, shl>,
- SRLV_FM<0x14, 0>;
+ SRLV_FM<0x14, 0>, ISA_MIPS3;
def DSRLV : shift_rotate_reg<"dsrlv", GPR64Opnd, II_DSRLV, srl>,
- SRLV_FM<0x16, 0>;
+ SRLV_FM<0x16, 0>, ISA_MIPS3;
def DSRAV : shift_rotate_reg<"dsrav", GPR64Opnd, II_DSRAV, sra>,
- SRLV_FM<0x17, 0>;
+ SRLV_FM<0x17, 0>, ISA_MIPS3;
def DSLL32 : shift_rotate_imm<"dsll32", uimm5, GPR64Opnd, II_DSLL32>,
- SRA_FM<0x3c, 0>;
+ SRA_FM<0x3c, 0>, ISA_MIPS3;
def DSRL32 : shift_rotate_imm<"dsrl32", uimm5, GPR64Opnd, II_DSRL32>,
- SRA_FM<0x3e, 0>;
+ SRA_FM<0x3e, 0>, ISA_MIPS3;
def DSRA32 : shift_rotate_imm<"dsra32", uimm5, GPR64Opnd, II_DSRA32>,
- SRA_FM<0x3f, 0>;
+ SRA_FM<0x3f, 0>, ISA_MIPS3;
// Rotate Instructions
-let Predicates = [HasMips64r2, HasStdEnc] in {
- def DROTR : shift_rotate_imm<"drotr", uimm6, GPR64Opnd, II_DROTR, rotr,
- immZExt6>, SRA_FM<0x3a, 1>;
- def DROTRV : shift_rotate_reg<"drotrv", GPR64Opnd, II_DROTRV, rotr>,
- SRLV_FM<0x16, 1>;
- def DROTR32 : shift_rotate_imm<"drotr32", uimm5, GPR64Opnd, II_DROTR32>,
- SRA_FM<0x3e, 1>;
-}
+def DROTR : shift_rotate_imm<"drotr", uimm6, GPR64Opnd, II_DROTR, rotr,
+ immZExt6>,
+ SRA_FM<0x3a, 1>, ISA_MIPS64R2;
+def DROTRV : shift_rotate_reg<"drotrv", GPR64Opnd, II_DROTRV, rotr>,
+ SRLV_FM<0x16, 1>, ISA_MIPS64R2;
+def DROTR32 : shift_rotate_imm<"drotr32", uimm5, GPR64Opnd, II_DROTR32>,
+ SRA_FM<0x3e, 1>, ISA_MIPS64R2;
/// Load and Store Instructions
/// aligned
def SW64 : Store<"sw", GPR64Opnd, truncstorei32, II_SW>, LW_FM<0x2b>;
}
-def LWu : Load<"lwu", GPR64Opnd, zextloadi32, II_LWU>, LW_FM<0x27>;
-def LD : Load<"ld", GPR64Opnd, load, II_LD>, LW_FM<0x37>;
-def SD : Store<"sd", GPR64Opnd, store, II_SD>, LW_FM<0x3f>;
+def LWu : Load<"lwu", GPR64Opnd, zextloadi32, II_LWU>, LW_FM<0x27>, ISA_MIPS3;
+def LD : Load<"ld", GPR64Opnd, load, II_LD>, LW_FM<0x37>, ISA_MIPS3;
+def SD : Store<"sd", GPR64Opnd, store, II_SD>, LW_FM<0x3f>, ISA_MIPS3;
/// load/store left/right
let isCodeGenOnly = 1 in {
def SWR64 : StoreLeftRight<"swr", MipsSWR, GPR64Opnd, II_SWR>, LW_FM<0x2e>;
}
-def LDL : LoadLeftRight<"ldl", MipsLDL, GPR64Opnd, II_LDL>, LW_FM<0x1a>;
-def LDR : LoadLeftRight<"ldr", MipsLDR, GPR64Opnd, II_LDR>, LW_FM<0x1b>;
-def SDL : StoreLeftRight<"sdl", MipsSDL, GPR64Opnd, II_SDL>, LW_FM<0x2c>;
-def SDR : StoreLeftRight<"sdr", MipsSDR, GPR64Opnd, II_SDR>, LW_FM<0x2d>;
+def LDL : LoadLeftRight<"ldl", MipsLDL, GPR64Opnd, II_LDL>, LW_FM<0x1a>,
+ ISA_MIPS3_NOT_32R6_64R6;
+def LDR : LoadLeftRight<"ldr", MipsLDR, GPR64Opnd, II_LDR>, LW_FM<0x1b>,
+ ISA_MIPS3_NOT_32R6_64R6;
+def SDL : StoreLeftRight<"sdl", MipsSDL, GPR64Opnd, II_SDL>, LW_FM<0x2c>,
+ ISA_MIPS3_NOT_32R6_64R6;
+def SDR : StoreLeftRight<"sdr", MipsSDR, GPR64Opnd, II_SDR>, LW_FM<0x2d>,
+ ISA_MIPS3_NOT_32R6_64R6;
/// Load-linked, Store-conditional
-def LLD : LLBase<"lld", GPR64Opnd>, LW_FM<0x34>;
-def SCD : SCBase<"scd", GPR64Opnd>, LW_FM<0x3c>;
+def LLD : LLBase<"lld", GPR64Opnd>, LW_FM<0x34>, ISA_MIPS3;
+def SCD : SCBase<"scd", GPR64Opnd>, LW_FM<0x3c>, ISA_MIPS3;
/// Jump and Branch Instructions
let isCodeGenOnly = 1 in {
/// Multiply and Divide Instructions.
def DMULT : Mult<"dmult", II_DMULT, GPR64Opnd, [HI0_64, LO0_64]>,
- MULT_FM<0, 0x1c>;
+ MULT_FM<0, 0x1c>, ISA_MIPS3;
def DMULTu : Mult<"dmultu", II_DMULTU, GPR64Opnd, [HI0_64, LO0_64]>,
- MULT_FM<0, 0x1d>;
+ MULT_FM<0, 0x1d>, ISA_MIPS3;
def PseudoDMULT : MultDivPseudo<DMULT, ACC128, GPR64Opnd, MipsMult,
II_DMULT>;
def PseudoDMULTu : MultDivPseudo<DMULTu, ACC128, GPR64Opnd, MipsMultu,
II_DMULTU>;
def DSDIV : Div<"ddiv", II_DDIV, GPR64Opnd, [HI0_64, LO0_64]>,
- MULT_FM<0, 0x1e>;
+ MULT_FM<0, 0x1e>, ISA_MIPS3;
def DUDIV : Div<"ddivu", II_DDIVU, GPR64Opnd, [HI0_64, LO0_64]>,
- MULT_FM<0, 0x1f>;
+ MULT_FM<0, 0x1f>, ISA_MIPS3;
def PseudoDSDIV : MultDivPseudo<DSDIV, ACC128, GPR64Opnd, MipsDivRem,
II_DDIV, 0, 1, 1>;
def PseudoDUDIV : MultDivPseudo<DUDIV, ACC128, GPR64Opnd, MipsDivRemU,
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
-def DCLZ : CountLeading0<"dclz", GPR64Opnd>, CLO_FM<0x24>;
-def DCLO : CountLeading1<"dclo", GPR64Opnd>, CLO_FM<0x25>;
+def DCLZ : CountLeading0<"dclz", GPR64Opnd>, CLO_FM<0x24>, ISA_MIPS64;
+def DCLO : CountLeading1<"dclo", GPR64Opnd>, CLO_FM<0x25>, ISA_MIPS64;
/// Double Word Swap Bytes/HalfWords
-def DSBH : SubwordSwap<"dsbh", GPR64Opnd>, SEB_FM<2, 0x24>;
-def DSHD : SubwordSwap<"dshd", GPR64Opnd>, SEB_FM<5, 0x24>;
+def DSBH : SubwordSwap<"dsbh", GPR64Opnd>, SEB_FM<2, 0x24>, ISA_MIPS64R2;
+def DSHD : SubwordSwap<"dshd", GPR64Opnd>, SEB_FM<5, 0x24>, ISA_MIPS64R2;
def LEA_ADDiu64 : EffectiveAddress<"daddiu", GPR64Opnd>, LW_FM<0x19>;
"sll\t$rd, $rt, 0", [], II_SLL>;
}
+// We need the following pseudo instruction to avoid offset calculation for
+// long branches. See the comment in file MipsLongBranch.cpp for detailed
+// explanation.
+
+// Expands to: daddiu $dst, $src, %PART($tgt - $baltgt)
+// where %PART may be %hi or %lo, depending on the relocation kind
+// that $tgt is annotated with.
+def LONG_BRANCH_DADDiu : PseudoSE<(outs GPR64Opnd:$dst),
+ (ins GPR64Opnd:$src, brtarget:$tgt, brtarget:$baltgt), []>;
+
// Cavium Octeon cmMIPS instructions
-let Predicates = [HasCnMips] in {
+let EncodingPredicates = []<Predicate>, // FIXME: The lack of HasStdEnc is probably a bug
+ AdditionalPredicates = [HasCnMips] in {
class Count1s<string opstr, RegisterOperand RO>:
InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
def SNE : SetCC64_R<"sne", setne>, SEQ_FM<0x2b>;
def SNEi : SetCC64_I<"snei", setne>, SEQI_FM<0x2f>;
-// 192-bit × 64-bit Unsigned Multiply and Add
+// 192-bit x 64-bit Unsigned Multiply and Add
let Defs = [P0, P1, P2] in
def V3MULU: ArithLogicR<"v3mulu", GPR64Opnd, 0, II_DMUL>,
ADD_FM<0x1c, 0x11>;
//===----------------------------------------------------------------------===//
// extended loads
-let Predicates = [HasStdEnc] in {
- def : MipsPat<(i64 (extloadi1 addr:$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:$src)>;
-}
+def : MipsPat<(i64 (extloadi1 addr:$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:$src)>;
// hi/lo relocs
def : MipsPat<(MipsHi tglobaladdr:$in), (LUi64 tglobaladdr:$in)>;
// truncate
def : MipsPat<(i32 (trunc GPR64:$src)),
- (SLL (EXTRACT_SUBREG GPR64:$src, sub_32), 0)>,
- Requires<[HasStdEnc]>;
+ (SLL (EXTRACT_SUBREG GPR64:$src, sub_32), 0)>;
// 32-to-64-bit extension
def : MipsPat<(i64 (anyext GPR32:$src)), (SLL64_32 GPR32:$src)>;
//===----------------------------------------------------------------------===//
// Instruction aliases
//===----------------------------------------------------------------------===//
-def : InstAlias<"move $dst, $src",
- (DADDu GPR64Opnd:$dst, GPR64Opnd:$src, ZERO_64), 1>,
- Requires<[IsGP64]>;
-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>;
-def : InstAlias<"daddu $rs, $imm",
- (DADDiu GPR64Opnd:$rs, GPR64Opnd:$rs, simm16_64:$imm),
- 0>;
-def : InstAlias<"dadd $rs, $imm",
- (DADDi GPR64Opnd:$rs, GPR64Opnd:$rs, simm16_64:$imm),
- 0>;
-def : InstAlias<"add $rs, $imm",
- (ADDi GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm),
- 0>;
-def : InstAlias<"addu $rs, $imm",
- (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm),
- 0>;
-let isPseudo=1, usesCustomInserter=1, isCodeGenOnly=1 in {
-def SUBi : MipsInst<(outs GPR32Opnd: $rt), (ins GPR32Opnd: $rs, simm16: $imm),
- "sub\t$rt, $rs, $imm", [], II_DSUB, Pseudo>;
-def SUBiu : MipsInst<(outs GPR32Opnd: $rt), (ins GPR32Opnd: $rs, simm16: $imm),
- "subu\t$rt, $rs, $imm", [], II_DSUB, Pseudo>;
-def DSUBi : MipsInst<(outs GPR64Opnd: $rt), (ins GPR64Opnd: $rs, simm16_64: $imm),
- "ssub\t$rt, $rs, $imm", [], II_DSUB, Pseudo>;
-def DSUBiu : MipsInst<(outs GPR64Opnd: $rt), (ins GPR64Opnd: $rs, simm16_64: $imm),
- "ssubu\t$rt, $rs, $imm", [], II_DSUB, Pseudo>;
-}
-def : InstAlias<"dsubu $rt, $rs, $imm",
- (DSUBiu GPR64Opnd:$rt, GPR64Opnd:$rs, simm16_64: $imm),
- 0>;
-def : InstAlias<"sub $rs, $imm",
- (SUBi GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm),
- 0>;
-def : InstAlias<"subu $rs, $imm",
- (SUBiu GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm),
- 0>;
-def : InstAlias<"dsub $rs, $imm",
- (DSUBi GPR64Opnd:$rs, GPR64Opnd:$rs, simm16_64:$imm),
- 0>;
-def : InstAlias<"dsubu $rs, $imm",
- (DSUBiu GPR64Opnd:$rs, GPR64Opnd:$rs, simm16_64:$imm),
- 0>;
+def : MipsInstAlias<"move $dst, $src",
+ (DADDu GPR64Opnd:$dst, GPR64Opnd:$src, ZERO_64), 1>,
+ GPR_64;
+def : MipsInstAlias<"daddu $rs, $rt, $imm",
+ (DADDiu GPR64Opnd:$rs, GPR64Opnd:$rt, simm16_64:$imm),
+ 0>;
+def : MipsInstAlias<"dadd $rs, $rt, $imm",
+ (DADDi GPR64Opnd:$rs, GPR64Opnd:$rt, simm16_64:$imm),
+ 0>;
+def : MipsInstAlias<"daddu $rs, $imm",
+ (DADDiu GPR64Opnd:$rs, GPR64Opnd:$rs, simm16_64:$imm),
+ 0>;
+def : MipsInstAlias<"dadd $rs, $imm",
+ (DADDi GPR64Opnd:$rs, GPR64Opnd:$rs, simm16_64:$imm),
+ 0>;
+def : MipsInstAlias<"add $rs, $imm",
+ (ADDi GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm),
+ 0>;
+def : MipsInstAlias<"addu $rs, $imm",
+ (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm),
+ 0>;
+def : MipsInstAlias<"dsll $rd, $rt, $rs",
+ (DSLLV GPR64Opnd:$rd, GPR64Opnd:$rt, GPR32Opnd:$rs), 0>,
+ ISA_MIPS3;
+def : MipsInstAlias<"dsubu $rt, $rs, $imm",
+ (DADDiu GPR64Opnd:$rt, GPR64Opnd:$rs,
+ InvertedImOperand64:$imm), 0>;
+def : MipsInstAlias<"dsub $rs, $imm",
+ (DADDi GPR64Opnd:$rs, GPR64Opnd:$rs,
+ InvertedImOperand64:$imm),
+ 0>;
+def : MipsInstAlias<"dsubu $rs, $imm",
+ (DADDiu GPR64Opnd:$rs, GPR64Opnd:$rs,
+ InvertedImOperand64:$imm),
+ 0>;
+def : MipsInstAlias<"dsra $rd, $rt, $rs",
+ (DSRAV GPR64Opnd:$rd, GPR64Opnd:$rt, GPR32Opnd:$rs), 0>,
+ ISA_MIPS3;
+def : MipsInstAlias<"dsrl $rd, $rt, $rs",
+ (DSRLV GPR64Opnd:$rd, GPR64Opnd:$rt, GPR32Opnd:$rs), 0>,
+ ISA_MIPS3;
/// Move between CPU and coprocessor registers
let DecoderNamespace = "Mips64", Predicates = [HasMips64] in {
def DMFC0 : MFC3OP<"dmfc0", GPR64Opnd>, MFC3OP_FM<0x10, 1>;
-def DMTC0 : MFC3OP<"dmtc0", GPR64Opnd>, MFC3OP_FM<0x10, 5>;
-def DMFC2 : MFC3OP<"dmfc2", GPR64Opnd>, MFC3OP_FM<0x12, 1>;
-def DMTC2 : MFC3OP<"dmtc2", GPR64Opnd>, MFC3OP_FM<0x12, 5>;
+def DMTC0 : MFC3OP<"dmtc0", GPR64Opnd>, MFC3OP_FM<0x10, 5>, ISA_MIPS3;
+def DMFC2 : MFC3OP<"dmfc2", GPR64Opnd>, MFC3OP_FM<0x12, 1>, ISA_MIPS3;
+def DMTC2 : MFC3OP<"dmtc2", GPR64Opnd>, MFC3OP_FM<0x12, 5>, ISA_MIPS3;
}
// Two operand (implicit 0 selector) versions:
-def : InstAlias<"dmfc0 $rt, $rd", (DMFC0 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;
-def : InstAlias<"dmtc0 $rt, $rd", (DMTC0 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;
-def : InstAlias<"dmfc2 $rt, $rd", (DMFC2 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;
-def : InstAlias<"dmtc2 $rt, $rd", (DMTC2 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;
+def : MipsInstAlias<"dmfc0 $rt, $rd", (DMFC0 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;
+def : MipsInstAlias<"dmtc0 $rt, $rd", (DMTC0 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;
+def : MipsInstAlias<"dmfc2 $rt, $rd", (DMFC2 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;
+def : MipsInstAlias<"dmtc2 $rt, $rd", (DMTC2 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;