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-rw-r--r--lib/Target/Mips/MipsInstrInfo.td183
1 files changed, 140 insertions, 43 deletions
diff --git a/lib/Target/Mips/MipsInstrInfo.td b/lib/Target/Mips/MipsInstrInfo.td
index 8e9472c..aebac34 100644
--- a/lib/Target/Mips/MipsInstrInfo.td
+++ b/lib/Target/Mips/MipsInstrInfo.td
@@ -331,7 +331,7 @@ include "MipsInstrFormats.td"
def MipsJumpTargetAsmOperand : AsmOperandClass {
let Name = "JumpTarget";
- let ParserMethod = "ParseJumpTarget";
+ let ParserMethod = "parseJumpTarget";
let PredicateMethod = "isImm";
let RenderMethod = "addImmOperands";
}
@@ -672,28 +672,62 @@ class StoreLeftRight<string opstr, SDNode OpNode, RegisterOperand RO,
let DecoderMethod = "DecodeMem";
}
+// COP2 Load/Store
+class LW_FT2<string opstr, RegisterOperand RC, InstrItinClass Itin,
+ SDPatternOperator OpNode= null_frag> :
+ InstSE<(outs RC:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
+ [(set RC:$rt, (OpNode addrDefault:$addr))], Itin, FrmFI, opstr> {
+ let DecoderMethod = "DecodeFMem2";
+ let mayLoad = 1;
+}
+
+class SW_FT2<string opstr, RegisterOperand RC, InstrItinClass Itin,
+ SDPatternOperator OpNode= null_frag> :
+ InstSE<(outs), (ins RC:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
+ [(OpNode RC:$rt, addrDefault:$addr)], Itin, FrmFI, opstr> {
+ let DecoderMethod = "DecodeFMem2";
+ let mayStore = 1;
+}
+
+// COP3 Load/Store
+class LW_FT3<string opstr, RegisterOperand RC, InstrItinClass Itin,
+ SDPatternOperator OpNode= null_frag> :
+ InstSE<(outs RC:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
+ [(set RC:$rt, (OpNode addrDefault:$addr))], Itin, FrmFI, opstr> {
+ let DecoderMethod = "DecodeFMem3";
+ let mayLoad = 1;
+}
+
+class SW_FT3<string opstr, RegisterOperand RC, InstrItinClass Itin,
+ SDPatternOperator OpNode= null_frag> :
+ InstSE<(outs), (ins RC:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
+ [(OpNode RC:$rt, addrDefault:$addr)], Itin, FrmFI, opstr> {
+ let DecoderMethod = "DecodeFMem3";
+ let mayStore = 1;
+}
+
// Conditional Branch
class CBranch<string opstr, DAGOperand opnd, PatFrag cond_op,
- RegisterOperand RO> :
+ RegisterOperand RO, bit DelaySlot = 1> :
InstSE<(outs), (ins RO:$rs, RO:$rt, opnd:$offset),
!strconcat(opstr, "\t$rs, $rt, $offset"),
[(brcond (i32 (cond_op RO:$rs, RO:$rt)), bb:$offset)], IIBranch,
FrmI, opstr> {
let isBranch = 1;
let isTerminator = 1;
- let hasDelaySlot = 1;
+ let hasDelaySlot = DelaySlot;
let Defs = [AT];
}
class CBranchZero<string opstr, DAGOperand opnd, PatFrag cond_op,
- RegisterOperand RO> :
+ RegisterOperand RO, bit DelaySlot = 1> :
InstSE<(outs), (ins RO:$rs, opnd:$offset),
!strconcat(opstr, "\t$rs, $offset"),
[(brcond (i32 (cond_op RO:$rs, 0)), bb:$offset)], IIBranch,
FrmI, opstr> {
let isBranch = 1;
let isTerminator = 1;
- let hasDelaySlot = 1;
+ let hasDelaySlot = DelaySlot;
let Defs = [AT];
}
@@ -765,9 +799,12 @@ let isCall=1, hasDelaySlot=1, Defs = [RA] in {
InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
[], IIBranch, FrmR>;
- class BGEZAL_FT<string opstr, DAGOperand opnd, RegisterOperand RO> :
+ class BGEZAL_FT<string opstr, DAGOperand opnd,
+ RegisterOperand RO, bit DelaySlot = 1> :
InstSE<(outs), (ins RO:$rs, opnd:$offset),
- !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr>;
+ !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr> {
+ let hasDelaySlot = DelaySlot;
+ }
}
@@ -933,7 +970,7 @@ class SubwordSwap<string opstr, RegisterOperand RO>:
// Read Hardware
class ReadHardware<RegisterOperand CPURegOperand, RegisterOperand RO> :
InstSE<(outs CPURegOperand:$rt), (ins RO:$rd), "rdhwr\t$rt, $rd", [],
- II_RDHWR, FrmR>;
+ II_RDHWR, FrmR, "rdhwr">;
// Ext and Ins
class ExtBase<string opstr, RegisterOperand RO, Operand PosOpnd,
@@ -1059,18 +1096,20 @@ def LONG_BRANCH_ADDiu : PseudoSE<(outs GPR32Opnd:$dst),
//===----------------------------------------------------------------------===//
/// Arithmetic Instructions (ALU Immediate)
+let AdditionalPredicates = [NotInMicroMips] in {
def ADDiu : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd, II_ADDIU, immSExt16,
- add>,
- ADDI_FM<0x9>, IsAsCheapAsAMove;
+ add>, ADDI_FM<0x9>, IsAsCheapAsAMove;
+}
def ADDi : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>, ADDI_FM<0x8>,
ISA_MIPS1_NOT_32R6_64R6;
def SLTi : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
SLTI_FM<0xa>;
def SLTiu : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
SLTI_FM<0xb>;
+let AdditionalPredicates = [NotInMicroMips] in {
def ANDi : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd, II_ANDI, immZExt16,
- and>,
- ADDI_FM<0xc>;
+ and>, ADDI_FM<0xc>;
+}
def ORi : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd, II_ORI, immZExt16,
or>,
ADDI_FM<0xd>;
@@ -1100,10 +1139,12 @@ def XOR : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
def NOR : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM<0, 0x27>;
/// Shift Instructions
+let AdditionalPredicates = [NotInMicroMips] in {
def SLL : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL, shl,
immZExt5>, SRA_FM<0, 0>;
def SRL : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL, srl,
immZExt5>, SRA_FM<2, 0>;
+}
def SRA : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA, sra,
immZExt5>, SRA_FM<3, 0>;
def SLLV : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV, shl>,
@@ -1147,13 +1188,34 @@ def SWR : StoreLeftRight<"swr", MipsSWR, GPR32Opnd, II_SWR>, LW_FM<0x2e>,
ISA_MIPS1_NOT_32R6_64R6;
}
+// COP2 Memory Instructions
+def LWC2 : LW_FT2<"lwc2", COP2Opnd, NoItinerary, load>, LW_FM<0x32>,
+ ISA_MIPS1_NOT_32R6_64R6;
+def SWC2 : SW_FT2<"swc2", COP2Opnd, NoItinerary, store>, LW_FM<0x3a>,
+ ISA_MIPS1_NOT_32R6_64R6;
+def LDC2 : LW_FT2<"ldc2", COP2Opnd, NoItinerary, load>, LW_FM<0x36>,
+ ISA_MIPS2_NOT_32R6_64R6;
+def SDC2 : SW_FT2<"sdc2", COP2Opnd, NoItinerary, store>, LW_FM<0x3e>,
+ ISA_MIPS2_NOT_32R6_64R6;
+
+// COP3 Memory Instructions
+let DecoderNamespace = "COP3_" in {
+ def LWC3 : LW_FT3<"lwc3", COP3Opnd, NoItinerary, load>, LW_FM<0x33>;
+ def SWC3 : SW_FT3<"swc3", COP3Opnd, NoItinerary, store>, LW_FM<0x3b>;
+ def LDC3 : LW_FT3<"ldc3", COP3Opnd, NoItinerary, load>, LW_FM<0x37>,
+ ISA_MIPS2;
+ def SDC3 : SW_FT3<"sdc3", COP3Opnd, NoItinerary, store>, LW_FM<0x3f>,
+ ISA_MIPS2;
+}
+
def SYNC : MMRel, SYNC_FT<"sync">, SYNC_FM, ISA_MIPS32;
-def TEQ : MMRel, TEQ_FT<"teq", GPR32Opnd>, TEQ_FM<0x34>;
-def TGE : MMRel, TEQ_FT<"tge", GPR32Opnd>, TEQ_FM<0x30>;
-def TGEU : MMRel, TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM<0x31>;
-def TLT : MMRel, TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM<0x32>;
-def TLTU : MMRel, TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM<0x33>;
-def TNE : MMRel, TEQ_FT<"tne", GPR32Opnd>, TEQ_FM<0x36>;
+
+def TEQ : MMRel, TEQ_FT<"teq", GPR32Opnd>, TEQ_FM<0x34>, ISA_MIPS2;
+def TGE : MMRel, TEQ_FT<"tge", GPR32Opnd>, TEQ_FM<0x30>, ISA_MIPS2;
+def TGEU : MMRel, TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM<0x31>, ISA_MIPS2;
+def TLT : MMRel, TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM<0x32>, ISA_MIPS2;
+def TLTU : MMRel, TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM<0x33>, ISA_MIPS2;
+def TNE : MMRel, TEQ_FT<"tne", GPR32Opnd>, TEQ_FM<0x36>, ISA_MIPS2;
def TEQI : MMRel, TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM<0xc>,
ISA_MIPS2_NOT_32R6_64R6;
@@ -1171,7 +1233,7 @@ def TNEI : MMRel, TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM<0xe>,
def BREAK : MMRel, BRK_FT<"break">, BRK_FM<0xd>;
def SYSCALL : MMRel, SYS_FT<"syscall">, SYS_FM<0xc>;
def TRAP : TrapBase<BREAK>;
-def SDBBP : SYS_FT<"sdbbp">, SDBBP_FM, ISA_MIPS32_NOT_32R6_64R6;
+def SDBBP : MMRel, SYS_FT<"sdbbp">, SDBBP_FM, ISA_MIPS32_NOT_32R6_64R6;
def ERET : MMRel, ER_FT<"eret">, ER_FM<0x18>, INSN_MIPS3_32;
def DERET : MMRel, ER_FT<"deret">, ER_FM<0x1f>, ISA_MIPS32;
@@ -1193,15 +1255,27 @@ def J : MMRel, JumpFJ<jmptarget, "j", br, bb, "j">, FJ<2>,
AdditionalRequires<[RelocStatic]>, IsBranch;
def JR : MMRel, IndirectBranch<"jr", GPR32Opnd>, MTLO_FM<8>;
def BEQ : MMRel, CBranch<"beq", brtarget, seteq, GPR32Opnd>, BEQ_FM<4>;
+def BEQL : MMRel, CBranch<"beql", brtarget, seteq, GPR32Opnd, 0>,
+ BEQ_FM<20>, ISA_MIPS2_NOT_32R6_64R6;
def BNE : MMRel, CBranch<"bne", brtarget, setne, GPR32Opnd>, BEQ_FM<5>;
+def BNEL : MMRel, CBranch<"bnel", brtarget, setne, GPR32Opnd, 0>,
+ BEQ_FM<21>, ISA_MIPS2_NOT_32R6_64R6;
def BGEZ : MMRel, CBranchZero<"bgez", brtarget, setge, GPR32Opnd>,
BGEZ_FM<1, 1>;
+def BGEZL : MMRel, CBranchZero<"bgezl", brtarget, setge, GPR32Opnd, 0>,
+ BGEZ_FM<1, 3>, ISA_MIPS2_NOT_32R6_64R6;
def BGTZ : MMRel, CBranchZero<"bgtz", brtarget, setgt, GPR32Opnd>,
BGEZ_FM<7, 0>;
+def BGTZL : MMRel, CBranchZero<"bgtzl", brtarget, setgt, GPR32Opnd, 0>,
+ BGEZ_FM<23, 0>, ISA_MIPS2_NOT_32R6_64R6;
def BLEZ : MMRel, CBranchZero<"blez", brtarget, setle, GPR32Opnd>,
BGEZ_FM<6, 0>;
+def BLEZL : MMRel, CBranchZero<"blezl", brtarget, setle, GPR32Opnd, 0>,
+ BGEZ_FM<22, 0>, ISA_MIPS2_NOT_32R6_64R6;
def BLTZ : MMRel, CBranchZero<"bltz", brtarget, setlt, GPR32Opnd>,
BGEZ_FM<1, 0>;
+def BLTZL : MMRel, CBranchZero<"bltzl", brtarget, setlt, GPR32Opnd, 0>,
+ BGEZ_FM<1, 2>, ISA_MIPS2_NOT_32R6_64R6;
def B : UncondBranch<BEQ>;
def JAL : MMRel, JumpLink<"jal", calltarget>, FJ<3>;
@@ -1214,8 +1288,12 @@ let AdditionalPredicates = [NotInMicroMips] in {
def JALX : JumpLink<"jalx", calltarget>, FJ<0x1D>, ISA_MIPS32_NOT_32R6_64R6;
def BGEZAL : MMRel, BGEZAL_FT<"bgezal", brtarget, GPR32Opnd>, BGEZAL_FM<0x11>,
ISA_MIPS1_NOT_32R6_64R6;
+def BGEZALL : MMRel, BGEZAL_FT<"bgezall", brtarget, GPR32Opnd, 0>,
+ BGEZAL_FM<0x13>, ISA_MIPS2_NOT_32R6_64R6;
def BLTZAL : MMRel, BGEZAL_FT<"bltzal", brtarget, GPR32Opnd>, BGEZAL_FM<0x10>,
ISA_MIPS1_NOT_32R6_64R6;
+def BLTZALL : MMRel, BGEZAL_FT<"bltzall", brtarget, GPR32Opnd, 0>,
+ BGEZAL_FM<0x12>, ISA_MIPS2_NOT_32R6_64R6;
def BAL_BR : BAL_BR_Pseudo<BGEZAL>;
def TAILCALL : TailCall<J>;
def TAILCALL_R : TailCallReg<GPR32Opnd, JR>;
@@ -1350,7 +1428,7 @@ def PseudoSDIV : MultDivPseudo<SDIV, ACC64, GPR32Opnd, MipsDivRem, II_DIV,
def PseudoUDIV : MultDivPseudo<UDIV, ACC64, GPR32Opnd, MipsDivRemU, II_DIVU,
0, 1, 1>, ISA_MIPS1_NOT_32R6_64R6;
-def RDHWR : ReadHardware<GPR32Opnd, HWRegsOpnd>, RDHWR_FM;
+def RDHWR : MMRel, ReadHardware<GPR32Opnd, HWRegsOpnd>, RDHWR_FM;
def EXT : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>, EXT_FM<0>;
def INS : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>, EXT_FM<4>;
@@ -1408,19 +1486,21 @@ def JR_HB : JR_HB_DESC, JR_HB_ENC, ISA_MIPS32_NOT_32R6_64R6;
def JALR_HB : JALR_HB_DESC, JALR_HB_ENC, ISA_MIPS32;
class TLB<string asmstr> : InstSE<(outs), (ins), asmstr, [], NoItinerary,
- FrmOther>;
-def TLBP : TLB<"tlbp">, COP0_TLB_FM<0x08>;
-def TLBR : TLB<"tlbr">, COP0_TLB_FM<0x01>;
-def TLBWI : TLB<"tlbwi">, COP0_TLB_FM<0x02>;
-def TLBWR : TLB<"tlbwr">, COP0_TLB_FM<0x06>;
+ FrmOther, asmstr>;
+def TLBP : MMRel, TLB<"tlbp">, COP0_TLB_FM<0x08>;
+def TLBR : MMRel, TLB<"tlbr">, COP0_TLB_FM<0x01>;
+def TLBWI : MMRel, TLB<"tlbwi">, COP0_TLB_FM<0x02>;
+def TLBWR : MMRel, TLB<"tlbwr">, COP0_TLB_FM<0x06>;
-class CacheOp<string instr_asm, Operand MemOpnd, RegisterOperand GPROpnd> :
+class CacheOp<string instr_asm, Operand MemOpnd> :
InstSE<(outs), (ins MemOpnd:$addr, uimm5:$hint),
- !strconcat(instr_asm, "\t$hint, $addr"), [], NoItinerary, FrmOther>;
+ !strconcat(instr_asm, "\t$hint, $addr"), [], NoItinerary, FrmOther> {
+ let DecoderMethod = "DecodeCacheOp";
+}
-def CACHE : CacheOp<"cache", mem, GPR32Opnd>, CACHEOP_FM<0b101111>,
+def CACHE : CacheOp<"cache", mem>, CACHEOP_FM<0b101111>,
INSN_MIPS3_32_NOT_32R6_64R6;
-def PREF : CacheOp<"pref", mem, GPR32Opnd>, CACHEOP_FM<0b110011>,
+def PREF : CacheOp<"pref", mem>, CACHEOP_FM<0b110011>,
INSN_MIPS3_32_NOT_32R6_64R6;
//===----------------------------------------------------------------------===//
@@ -1435,8 +1515,14 @@ def : MipsInstAlias<"bal $offset", (BGEZAL ZERO, brtarget:$offset), 0>,
ISA_MIPS1_NOT_32R6_64R6;
def : MipsInstAlias<"addu $rs, $rt, $imm",
(ADDiu GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
+def : MipsInstAlias<"addu $rs, $imm",
+ (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm), 0>;
def : MipsInstAlias<"add $rs, $rt, $imm",
- (ADDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
+ (ADDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>,
+ ISA_MIPS1_NOT_32R6_64R6;
+def : MipsInstAlias<"add $rs, $imm",
+ (ADDi GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm), 0>,
+ ISA_MIPS1_NOT_32R6_64R6;
def : MipsInstAlias<"and $rs, $rt, $imm",
(ANDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
def : MipsInstAlias<"and $rs, $imm",
@@ -1480,25 +1566,30 @@ def : MipsInstAlias<"syscall", (SYSCALL 0), 1>;
def : MipsInstAlias<"break", (BREAK 0, 0), 1>;
def : MipsInstAlias<"break $imm", (BREAK uimm10:$imm, 0), 1>;
-def : MipsInstAlias<"ei", (EI ZERO), 1>;
-def : MipsInstAlias<"di", (DI ZERO), 1>;
-
-def : MipsInstAlias<"teq $rs, $rt", (TEQ GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
-def : MipsInstAlias<"tge $rs, $rt", (TGE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
-def : MipsInstAlias<"tgeu $rs, $rt", (TGEU GPR32Opnd:$rs, GPR32Opnd:$rt, 0),
- 1>;
-def : MipsInstAlias<"tlt $rs, $rt", (TLT GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
-def : MipsInstAlias<"tltu $rs, $rt", (TLTU GPR32Opnd:$rs, GPR32Opnd:$rt, 0),
- 1>;
-def : MipsInstAlias<"tne $rs, $rt", (TNE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
+def : MipsInstAlias<"ei", (EI ZERO), 1>, ISA_MIPS32R2;
+def : MipsInstAlias<"di", (DI ZERO), 1>, ISA_MIPS32R2;
+
+def : MipsInstAlias<"teq $rs, $rt",
+ (TEQ GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
+def : MipsInstAlias<"tge $rs, $rt",
+ (TGE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
+def : MipsInstAlias<"tgeu $rs, $rt",
+ (TGEU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
+def : MipsInstAlias<"tlt $rs, $rt",
+ (TLT GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
+def : MipsInstAlias<"tltu $rs, $rt",
+ (TLTU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
+def : MipsInstAlias<"tne $rs, $rt",
+ (TNE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
+
def : MipsInstAlias<"sll $rd, $rt, $rs",
(SLLV GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
def : MipsInstAlias<"sub, $rd, $rs, $imm",
(ADDi GPR32Opnd:$rd, GPR32Opnd:$rs,
- InvertedImOperand:$imm), 0>;
+ InvertedImOperand:$imm), 0>, ISA_MIPS1_NOT_32R6_64R6;
def : MipsInstAlias<"sub $rs, $imm",
(ADDi GPR32Opnd:$rs, GPR32Opnd:$rs, InvertedImOperand:$imm),
- 0>;
+ 0>, ISA_MIPS1_NOT_32R6_64R6;
def : MipsInstAlias<"subu, $rd, $rs, $imm",
(ADDiu GPR32Opnd:$rd, GPR32Opnd:$rs,
InvertedImOperand:$imm), 0>;
@@ -1563,6 +1654,12 @@ let AdditionalPredicates = [NotDSP] in {
(ADDiu GPR32:$src, imm:$imm)>;
}
+// Support multiplication for pre-Mips32 targets that don't have
+// the MUL instruction.
+def : MipsPat<(mul GPR32:$lhs, GPR32:$rhs),
+ (PseudoMFLO (PseudoMULT GPR32:$lhs, GPR32:$rhs))>,
+ ISA_MIPS1_NOT_32R6_64R6;
+
// SYNC
def : MipsPat<(MipsSync (i32 immz)),
(SYNC 0)>, ISA_MIPS2;