diff options
Diffstat (limited to 'llvm/lib/Target/Mips/MicroMipsInstrInfo.td')
| -rw-r--r-- | llvm/lib/Target/Mips/MicroMipsInstrInfo.td | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/llvm/lib/Target/Mips/MicroMipsInstrInfo.td b/llvm/lib/Target/Mips/MicroMipsInstrInfo.td index fe9d3478a03..b93cf6d19b6 100644 --- a/llvm/lib/Target/Mips/MicroMipsInstrInfo.td +++ b/llvm/lib/Target/Mips/MicroMipsInstrInfo.td @@ -140,13 +140,10 @@ class NotMM16<string opstr, RegisterOperand RO> : !strconcat(opstr, "\t$rt, $rs"), [(set RO:$rt, (not RO:$rs))], NoItinerary, FrmR>; -class ShiftIMM16<string opstr, Operand ImmOpnd, - RegisterOperand RO, SDPatternOperator OpNode = null_frag, - SDPatternOperator PF = null_frag, +class ShiftIMM16<string opstr, Operand ImmOpnd, RegisterOperand RO, InstrItinClass Itin = NoItinerary> : MicroMipsInst16<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt), - !strconcat(opstr, "\t$rd, $rt, $shamt"), - [(set RO:$rd, (OpNode RO:$rt, PF:$shamt))], Itin, FrmR>; + !strconcat(opstr, "\t$rd, $rt, $shamt"), [], Itin, FrmR>; class AddImmUR2<string opstr, RegisterOperand RO> : MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, simm3_lsa2:$imm), @@ -270,10 +267,10 @@ def OR16_MM : LogicRMM16<"or16", GPRMM16Opnd, II_OR, or>, def XOR16_MM : LogicRMM16<"xor16", GPRMM16Opnd, II_XOR, xor>, LOGIC_FM_MM16<0x1>; def NOT16_MM : NotMM16<"not16", GPRMM16Opnd>, LOGIC_FM_MM16<0x0>; -def SLL16_MM : ShiftIMM16<"sll16", uimm3_shift, GPRMM16Opnd, shl, - immZExt2Shift, II_SLL>, SHIFT_FM_MM16<0>; -def SRL16_MM : ShiftIMM16<"srl16", uimm3_shift, GPRMM16Opnd, srl, - immZExt2Shift, II_SRL>, SHIFT_FM_MM16<1>; +def SLL16_MM : ShiftIMM16<"sll16", uimm3_shift, GPRMM16Opnd, II_SLL>, + SHIFT_FM_MM16<0>; +def SRL16_MM : ShiftIMM16<"srl16", uimm3_shift, GPRMM16Opnd, II_SRL>, + SHIFT_FM_MM16<1>; def ADDIUR1SP_MM : AddImmUR1SP<"addiur1sp", GPRMM16Opnd>, ADDIUR1SP_FM_MM16; def ADDIUR2_MM : AddImmUR2<"addiur2", GPRMM16Opnd>, ADDIUR2_FM_MM16; def ADDIUS5_MM : AddImmUS5<"addius5", GPR32Opnd>, ADDIUS5_FM_MM16; @@ -509,6 +506,20 @@ let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in { } //===----------------------------------------------------------------------===// +// MicroMips arbitrary patterns that map to one or more instructions +//===----------------------------------------------------------------------===// + +def : MipsPat<(shl GPRMM16:$src, immZExt2Shift:$imm), + (SLL16_MM GPRMM16:$src, immZExt2Shift:$imm)>; +def : MipsPat<(shl GPR32:$src, immZExt5:$imm), + (SLL_MM GPR32:$src, immZExt5:$imm)>; + +def : MipsPat<(srl GPRMM16:$src, immZExt2Shift:$imm), + (SRL16_MM GPRMM16:$src, immZExt2Shift:$imm)>; +def : MipsPat<(srl GPR32:$src, immZExt5:$imm), + (SRL_MM GPR32:$src, immZExt5:$imm)>; + +//===----------------------------------------------------------------------===// // MicroMips instruction aliases //===----------------------------------------------------------------------===// |
