//===----------------------------------------------------------------------===//
// Shifts
// 64-bit shift instructions.
+let DecoderNamespace = "Mips64" in {
class shift_rotate_imm64<bits<6> func, bits<5> isRotate, string instr_asm,
SDNode OpNode>:
shift_rotate_imm<func, isRotate, instr_asm, OpNode, immZExt6, shamt,
Div<op, func, instr_asm, itin, CPU64Regs, [HI64, LO64]>;
multiclass Atomic2Ops64<PatFrag Op, string Opstr> {
- def #NAME# : Atomic2Ops<Op, Opstr, CPU64Regs, CPURegs>, Requires<[NotN64]>;
- def _P8 : Atomic2Ops<Op, Opstr, CPU64Regs, CPU64Regs>, Requires<[IsN64]>;
+ def #NAME# : Atomic2Ops<Op, Opstr, CPU64Regs, CPURegs>,
+ Requires<[NotN64, HasStandardEncoding]>;
+ def _P8 : Atomic2Ops<Op, Opstr, CPU64Regs, CPU64Regs>,
+ Requires<[IsN64, HasStandardEncoding]> {
+ let isCodeGenOnly = 1;
+ }
}
multiclass AtomicCmpSwap64<PatFrag Op, string Width> {
- def #NAME# : AtomicCmpSwap<Op, Width, CPU64Regs, CPURegs>, Requires<[NotN64]>;
+ def #NAME# : AtomicCmpSwap<Op, Width, CPU64Regs, CPURegs>,
+ Requires<[NotN64, HasStandardEncoding]>;
def _P8 : AtomicCmpSwap<Op, Width, CPU64Regs, CPU64Regs>,
- Requires<[IsN64]>;
+ Requires<[IsN64, HasStandardEncoding]> {
+ let isCodeGenOnly = 1;
+ }
}
-
-let usesCustomInserter = 1, Predicates = [HasMips64] in {
+}
+let usesCustomInserter = 1, Predicates = [HasMips64, HasStandardEncoding],
+ DecoderNamespace = "Mips64" 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">;
//===----------------------------------------------------------------------===//
// Instruction definition
//===----------------------------------------------------------------------===//
-
+let DecoderNamespace = "Mips64" in {
/// Arithmetic Instructions (ALU Immediate)
def DADDiu : ArithLogicI<0x19, "daddiu", add, simm16_64, immSExt16,
CPU64Regs>;
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 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 DSLLV : shift_rotate_reg<0x14, 0x00, "dsllv", shl, CPU64Regs>;
+def DSRLV : shift_rotate_reg<0x16, 0x00, "dsrlv", srl, CPU64Regs>;
+def DSRAV : shift_rotate_reg<0x17, 0x00, "dsrav", sra, CPU64Regs>;
+let Pattern = []<dag> in {
+ def DSLL32 : shift_rotate_imm64<0x3c, 0x00, "dsll32", shl>;
+ def DSRL32 : shift_rotate_imm64<0x3e, 0x00, "dsrl32", srl>;
+ def DSRA32 : shift_rotate_imm64<0x3f, 0x00, "dsra32", sra>;
+}
+}
// Rotate Instructions
-let Predicates = [HasMips64r2] in {
+let Predicates = [HasMips64r2, HasStandardEncoding],
+ DecoderNamespace = "Mips64" in {
def DROTR : shift_rotate_imm64<0x3a, 0x01, "drotr", rotr>;
def DROTRV : shift_rotate_reg<0x16, 0x01, "drotrv", rotr, CPU64Regs>;
}
+let DecoderNamespace = "Mips64" in {
/// Load and Store Instructions
-/// aligned
+/// 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 LH64 : LoadM64<0x21, "lh", sextloadi16>;
+defm LHu64 : LoadM64<0x25, "lhu", zextloadi16>;
+defm LW64 : LoadM64<0x23, "lw", sextloadi32>;
+defm LWu64 : LoadM64<0x27, "lwu", zextloadi32>;
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>;
+defm SH64 : StoreM64<0x29, "sh", truncstorei16>;
+defm SW64 : StoreM64<0x2b, "sw", truncstorei32>;
+defm LD : LoadM64<0x37, "ld", load>;
+defm SD : StoreM64<0x3f, "sd", store>;
+
+/// load/store left/right
+let isCodeGenOnly = 1 in {
+ defm LWL64 : LoadLeftRightM64<0x22, "lwl", MipsLWL>;
+ defm LWR64 : LoadLeftRightM64<0x26, "lwr", MipsLWR>;
+ defm SWL64 : StoreLeftRightM64<0x2a, "swl", MipsSWL>;
+ defm SWR64 : StoreLeftRightM64<0x2e, "swr", MipsSWR>;
+}
+defm LDL : LoadLeftRightM64<0x1a, "ldl", MipsLDL>;
+defm LDR : LoadLeftRightM64<0x1b, "ldr", MipsLDR>;
+defm SDL : StoreLeftRightM64<0x2c, "sdl", MipsSDL>;
+defm SDR : StoreLeftRightM64<0x2d, "sdr", MipsSDR>;
/// 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]>;
+def LLD : LLBase<0x34, "lld", CPU64Regs, mem>,
+ Requires<[NotN64, HasStandardEncoding]>;
+def LLD_P8 : LLBase<0x34, "lld", CPU64Regs, mem64>,
+ Requires<[IsN64, HasStandardEncoding]> {
+ let isCodeGenOnly = 1;
+}
+def SCD : SCBase<0x3c, "scd", CPU64Regs, mem>,
+ Requires<[NotN64, HasStandardEncoding]>;
+def SCD_P8 : SCBase<0x3c, "scd", CPU64Regs, mem64>,
+ Requires<[IsN64, HasStandardEncoding]> {
+ let isCodeGenOnly = 1;
+}
/// Jump and Branch Instructions
-def JR64 : JumpFR<0x00, 0x08, "jr", CPU64Regs>;
+def JR64 : IndirectBranch<CPU64Regs>;
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 BLEZ64 : CBranchZero<0x06, 0, "blez", setle, CPU64Regs>;
def BLTZ64 : CBranchZero<0x01, 0, "bltz", setlt, CPU64Regs>;
-
-// NOTE: These registers are N64's temporary registers. N32 has a different
-// set of temporary registers.
-let Defs = [AT_64, V0_64, V1_64, A0_64, A1_64, A2_64, A3_64, T0_64, T1_64,
- T2_64, T3_64, T4_64, T5_64, T6_64, T7_64, T8_64, T9_64, K0_64,
- K1_64, D0_64, D1_64, D2_64, D3_64, D4_64, D5_64, D6_64, D7_64,
- D8_64, D9_64, D10_64, D11_64, D12_64, D13_64, D14_64, D15_64,
- D16_64, D17_64, D18_64, D19_64, D20_64, D21_64, D22_64, D23_64] in
+}
+let DecoderNamespace = "Mips64" in
def JALR64 : JumpLinkReg<0x00, 0x09, "jalr", CPU64Regs>;
+let DecoderNamespace = "Mips64" in {
/// Multiply and Divide Instructions.
def DMULT : Mult64<0x1c, "dmult", IIImul>;
def DMULTu : Mult64<0x1d, "dmultu", IIImul>;
def DSBH : SubwordSwap<0x24, 0x2, "dsbh", CPU64Regs>;
def DSHD : SubwordSwap<0x24, 0x5, "dshd", CPU64Regs>;
-def LEA_ADDiu64 : EffectiveAddress<"daddiu\t$rt, $addr", CPU64Regs, mem_ea_64>;
-
-let Uses = [SP_64] in
-def DynAlloc64 : EffectiveAddress<"daddiu\t$rt, $addr", CPU64Regs, mem_ea_64>,
- Requires<[IsN64]>;
-
+def LEA_ADDiu64 : EffectiveAddress<0x19,"daddiu\t$rt, $addr", CPU64Regs, mem_ea_64>;
+}
+let Uses = [SP_64], DecoderNamespace = "Mips64" in
+def DynAlloc64 : EffectiveAddress<0x19,"daddiu\t$rt, $addr", CPU64Regs, mem_ea_64>,
+ Requires<[IsN64, HasStandardEncoding]>;
+let DecoderNamespace = "Mips64" in {
def RDHWR64 : ReadHardware<CPU64Regs, HWRegs64>;
def DEXT : ExtBase<3, "dext", CPU64Regs>;
+let Pattern = []<dag> in {
+ def DEXTU : ExtBase<2, "dextu", CPU64Regs>;
+ def DEXTM : ExtBase<1, "dextm", CPU64Regs>;
+}
def DINS : InsBase<7, "dins", CPU64Regs>;
+let Pattern = []<dag> in {
+ def DINSU : InsBase<6, "dinsu", CPU64Regs>;
+ def DINSM : InsBase<5, "dinsm", CPU64Regs>;
+}
-def DSLL64_32 : FR<0x3c, 0x00, (outs CPU64Regs:$rd), (ins CPURegs:$rt),
- "dsll\t$rd, $rt, 32", [], IIAlu>;
-
-def SLL64_32 : FR<0x0, 0x00, (outs CPU64Regs:$rd), (ins CPURegs:$rt),
- "sll\t$rd, $rt, 0", [], IIAlu>;
-def SLL64_64 : FR<0x0, 0x00, (outs CPU64Regs:$rd), (ins CPU64Regs:$rt),
- "sll\t$rd, $rt, 0", [], IIAlu>;
-
+let isCodeGenOnly = 1, rs = 0, shamt = 0 in {
+ def DSLL64_32 : FR<0x00, 0x3c, (outs CPU64Regs:$rd), (ins CPURegs:$rt),
+ "dsll\t$rd, $rt, 32", [], IIAlu>;
+ def SLL64_32 : FR<0x0, 0x00, (outs CPU64Regs:$rd), (ins CPURegs:$rt),
+ "sll\t$rd, $rt, 0", [], IIAlu>;
+ def SLL64_64 : FR<0x0, 0x00, (outs CPU64Regs:$rd), (ins CPU64Regs:$rt),
+ "sll\t$rd, $rt, 0", [], IIAlu>;
+}
+}
//===----------------------------------------------------------------------===//
// Arbitrary patterns that map to one or more instructions
//===----------------------------------------------------------------------===//
// extended loads
-let Predicates = [NotN64] in {
- def : Pat<(i64 (extloadi1 addr:$src)), (LB64 addr:$src)>;
- def : Pat<(i64 (extloadi8 addr:$src)), (LB64 addr:$src)>;
- def : Pat<(i64 (extloadi16_a addr:$src)), (LH64 addr:$src)>;
- def : Pat<(i64 (extloadi16_u addr:$src)), (ULH64 addr:$src)>;
- def : Pat<(i64 (extloadi32_a addr:$src)), (LW64 addr:$src)>;
- def : Pat<(i64 (extloadi32_u addr:$src)), (ULW64 addr:$src)>;
- def : Pat<(zextloadi32_u addr:$a), (DSRL (DSLL (ULW64 addr:$a), 32), 32)>;
+let Predicates = [NotN64, HasStandardEncoding] in {
+ def : MipsPat<(i64 (extloadi1 addr:$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:$src)>;
}
-let Predicates = [IsN64] in {
- def : Pat<(i64 (extloadi1 addr:$src)), (LB64_P8 addr:$src)>;
- def : Pat<(i64 (extloadi8 addr:$src)), (LB64_P8 addr:$src)>;
- def : Pat<(i64 (extloadi16_a addr:$src)), (LH64_P8 addr:$src)>;
- def : Pat<(i64 (extloadi16_u addr:$src)), (ULH64_P8 addr:$src)>;
- def : Pat<(i64 (extloadi32_a addr:$src)), (LW64_P8 addr:$src)>;
- def : Pat<(i64 (extloadi32_u addr:$src)), (ULW64_P8 addr:$src)>;
- def : Pat<(zextloadi32_u addr:$a), (DSRL (DSLL (ULW64_P8 addr:$a), 32), 32)>;
+let Predicates = [IsN64, HasStandardEncoding] in {
+ def : MipsPat<(i64 (extloadi1 addr:$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:$in)>;
-def : Pat<(MipsHi tglobaltlsaddr:$in), (LUi64 tglobaltlsaddr:$in)>;
-
-def : Pat<(MipsLo tglobaladdr:$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:$in)>;
-def : Pat<(MipsLo tglobaltlsaddr:$in), (DADDiu ZERO_64, tglobaltlsaddr:$in)>;
-
-def : Pat<(add CPU64Regs:$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:$lo)>;
-def : Pat<(add CPU64Regs:$hi, (MipsLo tglobaltlsaddr:$lo)),
- (DADDiu CPU64Regs:$hi, tglobaltlsaddr:$lo)>;
+def : MipsPat<(MipsHi tglobaladdr:$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:$in)>;
+
+def : MipsPat<(MipsLo tglobaladdr:$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:$in)>;
+
+def : MipsPat<(add CPU64Regs:$hi, (MipsLo tglobaladdr:$lo)),
+ (DADDiu CPU64Regs:$hi, tglobaladdr:$lo)>;
+def : MipsPat<(add CPU64Regs:$hi, (MipsLo tblockaddress:$lo)),
+ (DADDiu CPU64Regs:$hi, tblockaddress:$lo)>;
+def : MipsPat<(add CPU64Regs:$hi, (MipsLo tjumptable:$lo)),
+ (DADDiu CPU64Regs:$hi, tjumptable:$lo)>;
+def : MipsPat<(add CPU64Regs:$hi, (MipsLo tconstpool:$lo)),
+ (DADDiu CPU64Regs:$hi, tconstpool:$lo)>;
+def : MipsPat<(add CPU64Regs:$hi, (MipsLo tglobaltlsaddr:$lo)),
+ (DADDiu CPU64Regs:$hi, tglobaltlsaddr:$lo)>;
def : WrapperPat<tglobaladdr, DADDiu, CPU64Regs>;
def : WrapperPat<tconstpool, DADDiu, CPU64Regs>;
defm : SetgeImmPats<CPU64Regs, SLTi64, SLTiu64>;
// select MipsDynAlloc
-def : Pat<(MipsDynAlloc addr:$f), (DynAlloc64 addr:$f)>, Requires<[IsN64]>;
+def : MipsPat<(MipsDynAlloc addr:$f), (DynAlloc64 addr:$f)>,
+ Requires<[IsN64, HasStandardEncoding]>;
// truncate
-def : Pat<(i32 (trunc CPU64Regs:$src)),
- (SLL (EXTRACT_SUBREG CPU64Regs:$src, sub_32), 0)>, Requires<[IsN64]>;
-
+def : MipsPat<(i32 (trunc CPU64Regs:$src)),
+ (SLL (EXTRACT_SUBREG CPU64Regs:$src, sub_32), 0)>,
+ Requires<[IsN64, HasStandardEncoding]>;
+
// 32-to-64-bit extension
-def : Pat<(i64 (anyext CPURegs:$src)), (SLL64_32 CPURegs:$src)>;
-def : Pat<(i64 (zext CPURegs:$src)), (DSRL (DSLL64_32 CPURegs:$src), 32)>;
-def : Pat<(i64 (sext CPURegs:$src)), (SLL64_32 CPURegs:$src)>;
+def : MipsPat<(i64 (anyext CPURegs:$src)), (SLL64_32 CPURegs:$src)>;
+def : MipsPat<(i64 (zext CPURegs:$src)), (DSRL (DSLL64_32 CPURegs:$src), 32)>;
+def : MipsPat<(i64 (sext CPURegs:$src)), (SLL64_32 CPURegs:$src)>;
// Sign extend in register
-def : Pat<(i64 (sext_inreg CPU64Regs:$src, i32)), (SLL64_64 CPU64Regs:$src)>;
+def : MipsPat<(i64 (sext_inreg CPU64Regs:$src, i32)),
+ (SLL64_64 CPU64Regs:$src)>;
-// bswap pattern
-def : Pat<(bswap CPU64Regs:$rt), (DSHD (DSBH CPU64Regs:$rt))>;
+// bswap MipsPattern
+def : MipsPat<(bswap CPU64Regs:$rt), (DSHD (DSBH CPU64Regs:$rt))>;