let EncoderMethod = "getUImm4AndValue";
}
+def immSExtAddius5 : ImmLeaf<i32, [{return Imm >= -8 && Imm <= 7;}]>;
+
+def immZExtAndi16 : ImmLeaf<i32,
+ [{return (Imm == 128 || (Imm >= 1 && Imm <= 4) || Imm == 7 || Imm == 8 ||
+ Imm == 15 || Imm == 16 || Imm == 31 || Imm == 32 || Imm == 63 ||
+ Imm == 64 || Imm == 255 || Imm == 32768 || Imm == 65535 );}]>;
+
def immZExt2Shift : ImmLeaf<i32, [{return Imm >= 1 && Imm <= 8;}]>;
def immLi16 : ImmLeaf<i32, [{return Imm >= -1 && Imm <= 126;}]>;
MicroMipsInst16<(outs RO:$dst), (ins RO:$rd, simm4:$imm),
!strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmR> {
let Constraints = "$rd = $dst";
- let isCommutable = 1;
}
class AddImmUR1SP<string opstr, RegisterOperand RO> :
!strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr>;
}
+class LoadWordIndexedScaledMM<string opstr, RegisterOperand RO,
+ InstrItinClass Itin = NoItinerary,
+ SDPatternOperator OpNode = null_frag> :
+ InstSE<(outs RO:$rd), (ins PtrRC:$base, PtrRC:$index),
+ !strconcat(opstr, "\t$rd, ${index}(${base})"), [], Itin, FrmFI>;
+
def ADDU16_MM : ArithRMM16<"addu16", GPRMM16Opnd, 1, II_ADDU, add>,
ARITH_FM_MM16<0>;
def SUBU16_MM : ArithRMM16<"subu16", GPRMM16Opnd, 0, II_SUBU, sub>,
def SW_MM : Store<"sw", GPR32Opnd>, MMRel, LW_FM_MM<0x3e>;
}
+ def LWXS_MM : LoadWordIndexedScaledMM<"lwxs", GPR32Opnd>, LWXS_FM_MM<0x118>;
+
def LWU_MM : LoadMM<"lwu", GPR32Opnd, zextloadi32, II_LWU>, LL_FM_MM<0xe>;
/// Load and Store Instructions - unaligned
def TLBR_MM : MMRel, TLB<"tlbr">, COP0_TLB_FM_MM<0x4d>;
def TLBWI_MM : MMRel, TLB<"tlbwi">, COP0_TLB_FM_MM<0x8d>;
def TLBWR_MM : MMRel, TLB<"tlbwr">, COP0_TLB_FM_MM<0xcd>;
+
+ def SDBBP_MM : MMRel, SYS_FT<"sdbbp">, SDBBP_FM_MM;
+ def RDHWR_MM : MMRel, ReadHardware<GPR32Opnd, HWRegsOpnd>, RDHWR_FM_MM;
}
+let Predicates = [InMicroMips] in {
+
//===----------------------------------------------------------------------===//
// MicroMips arbitrary patterns that map to one or more instructions
//===----------------------------------------------------------------------===//
+def : MipsPat<(add GPR32:$src, immSExtAddius5:$imm),
+ (ADDIUS5_MM GPR32:$src, immSExtAddius5:$imm)>;
+def : MipsPat<(add GPR32:$src, immSExt16:$imm),
+ (ADDiu_MM GPR32:$src, immSExt16:$imm)>;
+
+def : MipsPat<(and GPRMM16:$src, immZExtAndi16:$imm),
+ (ANDI16_MM GPRMM16:$src, immZExtAndi16:$imm)>;
+def : MipsPat<(and GPR32:$src, immZExt16:$imm),
+ (ANDi_MM GPR32:$src, immZExt16:$imm)>;
+
def : MipsPat<(shl GPRMM16:$src, immZExt2Shift:$imm),
(SLL16_MM GPRMM16:$src, immZExt2Shift:$imm)>;
def : MipsPat<(shl GPR32:$src, immZExt5:$imm),
// MicroMips instruction aliases
//===----------------------------------------------------------------------===//
-let Predicates = [InMicroMips] in {
def : MipsInstAlias<"wait", (WAIT_MM 0x0), 1>;
}