diff options
Diffstat (limited to 'llvm/lib/Target/Mips/MicroMipsInstrInfo.td')
| -rw-r--r-- | llvm/lib/Target/Mips/MicroMipsInstrInfo.td | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/MicroMipsInstrInfo.td b/llvm/lib/Target/Mips/MicroMipsInstrInfo.td index 656d369fe4d..3efa17cdc8c 100644 --- a/llvm/lib/Target/Mips/MicroMipsInstrInfo.td +++ b/llvm/lib/Target/Mips/MicroMipsInstrInfo.td @@ -1,6 +1,7 @@ def addrimm12 : ComplexPattern<iPTR, 2, "selectIntAddrMM", [frameindex]>; def simm4 : Operand<i32>; +def simm7 : Operand<i32>; def simm12 : Operand<i32> { let DecoderMethod = "DecodeSimm12"; @@ -20,6 +21,8 @@ def uimm3_shift : Operand<i32> { def immZExt2Shift : ImmLeaf<i32, [{return Imm >= 1 && Imm <= 8;}]>; +def immLi16 : ImmLeaf<i32, [{return Imm >= -1 && Imm <= 126;}]>; + def mem_mm_12 : Operand<i32> { let PrintMethod = "printMemOperand"; let MIOperandInfo = (ops GPR32, simm12); @@ -154,6 +157,13 @@ class MoveMM16<string opstr, RegisterOperand RO, bit isComm = 0, let isReMaterializable = 1; } +class LoadImmMM16<string opstr, Operand Od, RegisterOperand RO, + SDPatternOperator imm_type = null_frag> : + MicroMipsInst16<(outs RO:$rd), (ins Od:$imm), + !strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmI> { + let isReMaterializable = 1; +} + // 16-bit Jump and Link (Call) class JumpLinkRegMM16<string opstr, RegisterOperand RO> : MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"), @@ -240,6 +250,8 @@ def ADDIUSP_MM : AddImmUSP<"addiusp">, ADDIUSP_FM_MM16; def MFHI16_MM : MoveFromHILOMM<"mfhi", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x10>; def MFLO16_MM : MoveFromHILOMM<"mflo", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x12>; def MOVE16_MM : MoveMM16<"move", GPR32Opnd>, MOVE_FM_MM16<0x03>; +def LI16_MM : LoadImmMM16<"li16", simm7, GPRMM16Opnd, immLi16>, + LI_FM_MM16, IsAsCheapAsAMove; def JALR16_MM : JumpLinkRegMM16<"jalr", GPR32Opnd>, JALR_FM_MM16<0x0e>; def JALRS16_MM : JumpLinkRegSMM16<"jalrs16", GPR32Opnd>, JALR_FM_MM16<0x0f>; def JRC16_MM : JumpRegCMM16<"jrc", GPR32Opnd>, JALR_FM_MM16<0x0d>; |
