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575 lines
22 KiB
TableGen
575 lines
22 KiB
TableGen
//===--- HexagonPseudo.td -------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// The pat frags in the definitions below need to have a named register,
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// otherwise i32 will be assumed regardless of the register class. The
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// name of the register does not matter.
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def I1 : PatLeaf<(i1 PredRegs:$R)>;
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def I32 : PatLeaf<(i32 IntRegs:$R)>;
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def I64 : PatLeaf<(i64 DoubleRegs:$R)>;
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def F32 : PatLeaf<(f32 IntRegs:$R)>;
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def F64 : PatLeaf<(f64 DoubleRegs:$R)>;
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let PrintMethod = "printGlobalOperand" in {
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def globaladdress : Operand<i32>;
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def globaladdressExt : Operand<i32>;
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}
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let isPseudo = 1 in {
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let isCodeGenOnly = 0 in
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def A2_iconst : Pseudo<(outs IntRegs:$Rd32),
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(ins s27_2Imm:$Ii), "${Rd32} = iconst(#${Ii})">;
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def DUPLEX_Pseudo : InstHexagon<(outs),
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(ins s32_0Imm:$offset), "DUPLEX", [], "", DUPLEX, TypePSEUDO>;
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}
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let isExtendable = 1, opExtendable = 1, opExtentBits = 6,
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isAsmParserOnly = 1 in
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def TFRI64_V2_ext : InstHexagon<(outs DoubleRegs:$dst),
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(ins s32_0Imm:$src1, s8_0Imm:$src2),
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"$dst = combine(#$src1,#$src2)", [], "",
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A2_combineii.Itinerary, TypeALU32_2op>, OpcodeHexagon;
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// HI/LO Instructions
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let isReMaterializable = 1, isMoveImm = 1, hasSideEffects = 0,
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hasNewValue = 1, opNewValue = 0 in
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class REG_IMMED<string RegHalf, bit Rs, bits<3> MajOp, bit MinOp,
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InstHexagon rootInst>
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: InstHexagon<(outs IntRegs:$dst),
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(ins u16_0Imm:$imm_value),
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"$dst"#RegHalf#" = #$imm_value", [], "",
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rootInst.Itinerary, rootInst.Type>, OpcodeHexagon {
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bits<5> dst;
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bits<32> imm_value;
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let Inst{27} = Rs;
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let Inst{26-24} = MajOp;
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let Inst{21} = MinOp;
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let Inst{20-16} = dst;
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let Inst{23-22} = imm_value{15-14};
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let Inst{13-0} = imm_value{13-0};
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}
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let isAsmParserOnly = 1 in {
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def LO : REG_IMMED<".l", 0b0, 0b001, 0b1, A2_tfril>;
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def HI : REG_IMMED<".h", 0b0, 0b010, 0b1, A2_tfrih>;
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}
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let isReMaterializable = 1, isMoveImm = 1, isAsmParserOnly = 1 in {
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def CONST32 : CONSTLDInst<(outs IntRegs:$Rd), (ins i32imm:$v),
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"$Rd = CONST32(#$v)", []>;
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def CONST64 : CONSTLDInst<(outs DoubleRegs:$Rd), (ins i64imm:$v),
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"$Rd = CONST64(#$v)", []>;
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}
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let hasSideEffects = 0, isReMaterializable = 1, isPseudo = 1,
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isCodeGenOnly = 1 in
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def PS_true : InstHexagon<(outs PredRegs:$dst), (ins), "",
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[(set I1:$dst, 1)], "", C2_orn.Itinerary, TypeCR>;
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let hasSideEffects = 0, isReMaterializable = 1, isPseudo = 1,
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isCodeGenOnly = 1 in
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def PS_false : InstHexagon<(outs PredRegs:$dst), (ins), "",
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[(set I1:$dst, 0)], "", C2_andn.Itinerary, TypeCR>;
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let Defs = [R29, R30], Uses = [R31, R30, R29], isPseudo = 1 in
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def ADJCALLSTACKDOWN : Pseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2),
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".error \"should not emit\" ", []>;
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let Defs = [R29, R30, R31], Uses = [R29], isPseudo = 1 in
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def ADJCALLSTACKUP : Pseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2),
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".error \"should not emit\" ", []>;
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let isBranch = 1, isTerminator = 1, hasSideEffects = 0,
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Defs = [PC, LC0], Uses = [SA0, LC0] in {
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def ENDLOOP0 : Endloop<(outs), (ins b30_2Imm:$offset),
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":endloop0",
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[]>;
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}
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let isBranch = 1, isTerminator = 1, hasSideEffects = 0,
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Defs = [PC, LC1], Uses = [SA1, LC1] in {
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def ENDLOOP1 : Endloop<(outs), (ins b30_2Imm:$offset),
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":endloop1",
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[]>;
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}
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let isBranch = 1, isTerminator = 1, hasSideEffects = 0,
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Defs = [PC, LC0, LC1], Uses = [SA0, SA1, LC0, LC1] in {
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def ENDLOOP01 : Endloop<(outs), (ins b30_2Imm:$offset),
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":endloop01",
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[]>;
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}
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let isExtendable = 1, isExtentSigned = 1, opExtentBits = 9, opExtentAlign = 2,
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opExtendable = 0, hasSideEffects = 0 in
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class LOOP_iBase<string mnemonic, InstHexagon rootInst>
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: InstHexagon <(outs), (ins b30_2Imm:$offset, u10_0Imm:$src2),
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#mnemonic#"($offset,#$src2)",
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[], "", rootInst.Itinerary, rootInst.Type>, OpcodeHexagon {
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bits<9> offset;
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bits<10> src2;
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let IClass = 0b0110;
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let Inst{27-22} = 0b100100;
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let Inst{21} = !if (!eq(mnemonic, "loop0"), 0b0, 0b1);
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let Inst{20-16} = src2{9-5};
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let Inst{12-8} = offset{8-4};
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let Inst{7-5} = src2{4-2};
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let Inst{4-3} = offset{3-2};
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let Inst{1-0} = src2{1-0};
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}
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let isExtendable = 1, isExtentSigned = 1, opExtentBits = 9, opExtentAlign = 2,
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opExtendable = 0, hasSideEffects = 0 in
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class LOOP_rBase<string mnemonic, InstHexagon rootInst>
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: InstHexagon<(outs), (ins b30_2Imm:$offset, IntRegs:$src2),
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#mnemonic#"($offset,$src2)",
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[], "", rootInst.Itinerary, rootInst.Type>, OpcodeHexagon {
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bits<9> offset;
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bits<5> src2;
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let IClass = 0b0110;
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let Inst{27-22} = 0b000000;
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let Inst{21} = !if (!eq(mnemonic, "loop0"), 0b0, 0b1);
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let Inst{20-16} = src2;
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let Inst{12-8} = offset{8-4};
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let Inst{4-3} = offset{3-2};
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}
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let Defs = [SA0, LC0, USR], isCodeGenOnly = 1, isExtended = 1,
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opExtendable = 0 in {
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def J2_loop0iext : LOOP_iBase<"loop0", J2_loop0i>;
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def J2_loop1iext : LOOP_iBase<"loop1", J2_loop1i>;
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}
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// Interestingly only loop0's appear to set usr.lpcfg
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let Defs = [SA1, LC1], isCodeGenOnly = 1, isExtended = 1, opExtendable = 0 in {
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def J2_loop0rext : LOOP_rBase<"loop0", J2_loop0r>;
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def J2_loop1rext : LOOP_rBase<"loop1", J2_loop1r>;
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}
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let isCall = 1, hasSideEffects = 1, isPredicable = 0,
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isExtended = 0, isExtendable = 1, opExtendable = 0,
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isExtentSigned = 1, opExtentBits = 24, opExtentAlign = 2 in
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class T_Call<string ExtStr>
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: InstHexagon<(outs), (ins a30_2Imm:$dst),
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"call " # ExtStr # "$dst", [], "", J2_call.Itinerary, TypeJ>,
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OpcodeHexagon {
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let BaseOpcode = "call";
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bits<24> dst;
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let IClass = 0b0101;
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let Inst{27-25} = 0b101;
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let Inst{24-16,13-1} = dst{23-2};
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let Inst{0} = 0b0;
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}
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let isCodeGenOnly = 1, isCall = 1, hasSideEffects = 1, Defs = [R16],
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isPredicable = 0 in
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def CALLProfile : T_Call<"">;
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let isCodeGenOnly = 1, isCall = 1, hasSideEffects = 1,
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Defs = [PC, R31, R6, R7, P0] in
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def PS_call_stk : T_Call<"">;
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// Call, no return.
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let isCall = 1, hasSideEffects = 1, cofMax1 = 1, isCodeGenOnly = 1 in
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def PS_callr_nr: InstHexagon<(outs), (ins IntRegs:$Rs),
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"callr $Rs", [], "", J2_callr.Itinerary, TypeJ>, OpcodeHexagon {
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bits<5> Rs;
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bits<2> Pu;
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let isPredicatedFalse = 1;
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let IClass = 0b0101;
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let Inst{27-21} = 0b0000101;
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let Inst{20-16} = Rs;
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}
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let isCall = 1, hasSideEffects = 1,
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isExtended = 0, isExtendable = 1, opExtendable = 0, isCodeGenOnly = 1,
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BaseOpcode = "PS_call_nr", isExtentSigned = 1, opExtentAlign = 2 in
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class Call_nr<bits<5> nbits, bit isPred, bit isFalse, dag iops,
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InstrItinClass itin>
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: Pseudo<(outs), iops, "">, PredRel {
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bits<2> Pu;
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bits<17> dst;
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let opExtentBits = nbits;
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let isPredicable = 0; // !if(isPred, 0, 1);
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let isPredicated = 0; // isPred;
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let isPredicatedFalse = isFalse;
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let Itinerary = itin;
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}
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def PS_call_nr : Call_nr<24, 0, 0, (ins s32_0Imm:$Ii), J2_call.Itinerary>;
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//def PS_call_nrt: Call_nr<17, 1, 0, (ins PredRegs:$Pu, s32_0Imm:$dst),
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// J2_callt.Itinerary>;
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//def PS_call_nrf: Call_nr<17, 1, 1, (ins PredRegs:$Pu, s32_0Imm:$dst),
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// J2_callf.Itinerary>;
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let isBranch = 1, isIndirectBranch = 1, isBarrier = 1, Defs = [PC],
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isPredicable = 1, hasSideEffects = 0, InputType = "reg",
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cofMax1 = 1 in
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class T_JMPr <InstHexagon rootInst>
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: InstHexagon<(outs), (ins IntRegs:$dst), "jumpr $dst", [],
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"", rootInst.Itinerary, rootInst.Type>, OpcodeHexagon {
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bits<5> dst;
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let IClass = 0b0101;
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let Inst{27-21} = 0b0010100;
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let Inst{20-16} = dst;
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}
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// A return through builtin_eh_return.
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let isReturn = 1, isTerminator = 1, isBarrier = 1, hasSideEffects = 0,
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isCodeGenOnly = 1, Defs = [PC], Uses = [R28], isPredicable = 0 in
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def EH_RETURN_JMPR : T_JMPr<J2_jumpr>;
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// Indirect tail-call.
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let isPseudo = 1, isCall = 1, isReturn = 1, isBarrier = 1, isPredicable = 0,
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isTerminator = 1, isCodeGenOnly = 1 in
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def PS_tailcall_r : T_JMPr<J2_jumpr>;
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//
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// Direct tail-calls.
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let isPseudo = 1, isCall = 1, isReturn = 1, isBarrier = 1, isPredicable = 0,
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isTerminator = 1, isCodeGenOnly = 1 in
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def PS_tailcall_i : Pseudo<(outs), (ins a30_2Imm:$dst), "", []>;
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let isCodeGenOnly = 1, isPseudo = 1, Uses = [R30], hasSideEffects = 0 in
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def PS_aligna : Pseudo<(outs IntRegs:$Rd), (ins u32_0Imm:$A), "", []>;
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// Generate frameindex addresses. The main reason for the offset operand is
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// that every instruction that is allowed to have frame index as an operand
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// will then have that operand followed by an immediate operand (the offset).
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// This simplifies the frame-index elimination code.
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//
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let isMoveImm = 1, isAsCheapAsAMove = 1, isReMaterializable = 1,
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isPseudo = 1, isCodeGenOnly = 1, hasSideEffects = 0, isExtendable = 1,
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isExtentSigned = 1, opExtentBits = 16, opExtentAlign = 0 in {
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let opExtendable = 2 in
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def PS_fi : Pseudo<(outs IntRegs:$Rd),
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(ins IntRegs:$fi, s32_0Imm:$off), "">;
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let opExtendable = 3 in
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def PS_fia : Pseudo<(outs IntRegs:$Rd),
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(ins IntRegs:$Rs, IntRegs:$fi, s32_0Imm:$off), "">;
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}
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class CondStr<string CReg, bit True, bit New> {
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string S = "if (" # !if(True,"","!") # CReg # !if(New,".new","") # ") ";
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}
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class JumpOpcStr<string Mnemonic, bit New, bit Taken> {
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string S = Mnemonic # !if(Taken, ":t", ":nt");
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}
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let isBranch = 1, isIndirectBranch = 1, Defs = [PC], isPredicated = 1,
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hasSideEffects = 0, InputType = "reg", cofMax1 = 1 in
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class T_JMPr_c <bit PredNot, bit isPredNew, bit isTak, InstHexagon rootInst>
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: InstHexagon<(outs), (ins PredRegs:$src, IntRegs:$dst),
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CondStr<"$src", !if(PredNot,0,1), isPredNew>.S #
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JumpOpcStr<"jumpr", isPredNew, isTak>.S # " $dst",
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[], "", rootInst.Itinerary, rootInst.Type>, OpcodeHexagon {
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let isTaken = isTak;
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let isPredicatedFalse = PredNot;
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let isPredicatedNew = isPredNew;
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bits<2> src;
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bits<5> dst;
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let IClass = 0b0101;
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let Inst{27-22} = 0b001101;
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let Inst{21} = PredNot;
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let Inst{20-16} = dst;
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let Inst{12} = isTak;
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let Inst{11} = isPredNew;
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let Inst{9-8} = src;
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}
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let isTerminator = 1, hasSideEffects = 0, isReturn = 1, isCodeGenOnly = 1,
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isBarrier = 1, BaseOpcode = "JMPret" in {
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def PS_jmpret : T_JMPr<J2_jumpr>, PredNewRel;
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def PS_jmprett : T_JMPr_c<0, 0, 0, J2_jumprt>, PredNewRel;
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def PS_jmpretf : T_JMPr_c<1, 0, 0, J2_jumprf>, PredNewRel;
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def PS_jmprettnew : T_JMPr_c<0, 1, 0, J2_jumprtnew>, PredNewRel;
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def PS_jmpretfnew : T_JMPr_c<1, 1, 0, J2_jumprfnew>, PredNewRel;
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def PS_jmprettnewpt : T_JMPr_c<0, 1, 1, J2_jumprtnewpt>, PredNewRel;
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def PS_jmpretfnewpt : T_JMPr_c<1, 1, 1, J2_jumprfnewpt>, PredNewRel;
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}
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//defm V6_vtran2x2_map : HexagonMapping<(outs HvxVR:$Vy32, HvxVR:$Vx32), (ins HvxVR:$Vx32in, IntRegs:$Rt32), "vtrans2x2(${Vy32},${Vx32},${Rt32})", (V6_vshuff HvxVR:$Vy32, HvxVR:$Vx32, HvxVR:$Vx32in, IntRegs:$Rt32)>;
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// The reason for the custom inserter is to record all ALLOCA instructions
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// in MachineFunctionInfo.
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let Defs = [R29], hasSideEffects = 1 in
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def PS_alloca: Pseudo <(outs IntRegs:$Rd),
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(ins IntRegs:$Rs, u32_0Imm:$A), "", []>;
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// Load predicate.
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let isExtendable = 1, opExtendable = 2, isExtentSigned = 1, opExtentBits = 13,
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isCodeGenOnly = 1, isPseudo = 1, hasSideEffects = 0 in
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def LDriw_pred : LDInst<(outs PredRegs:$dst),
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(ins IntRegs:$addr, s32_0Imm:$off),
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".error \"should not emit\"", []>;
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// Load modifier.
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let isExtendable = 1, opExtendable = 2, isExtentSigned = 1, opExtentBits = 13,
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isCodeGenOnly = 1, isPseudo = 1, hasSideEffects = 0 in
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def LDriw_ctr : LDInst<(outs CtrRegs:$dst),
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(ins IntRegs:$addr, s32_0Imm:$off),
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".error \"should not emit\"", []>;
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let isCodeGenOnly = 1, isPseudo = 1 in
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def PS_pselect: InstHexagon<(outs DoubleRegs:$Rd),
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(ins PredRegs:$Pu, DoubleRegs:$Rs, DoubleRegs:$Rt),
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".error \"should not emit\" ", [], "", A2_tfrpt.Itinerary, TypeALU32_2op>;
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let isBranch = 1, isBarrier = 1, Defs = [PC], hasSideEffects = 0,
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isPredicable = 1,
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isExtendable = 1, opExtendable = 0, isExtentSigned = 1,
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opExtentBits = 24, opExtentAlign = 2, InputType = "imm" in
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class T_JMP: InstHexagon<(outs), (ins b30_2Imm:$dst),
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"jump $dst",
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[], "", J2_jump.Itinerary, TypeJ>, OpcodeHexagon {
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bits<24> dst;
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let IClass = 0b0101;
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let Inst{27-25} = 0b100;
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let Inst{24-16} = dst{23-15};
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let Inst{13-1} = dst{14-2};
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}
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// Restore registers and dealloc return function call.
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let isCall = 1, isBarrier = 1, isReturn = 1, isTerminator = 1,
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Defs = [R29, R30, R31, PC], isPredicable = 0, isAsmParserOnly = 1 in {
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def RESTORE_DEALLOC_RET_JMP_V4 : T_JMP;
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let isExtended = 1, opExtendable = 0 in
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def RESTORE_DEALLOC_RET_JMP_V4_EXT : T_JMP;
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let Defs = [R14, R15, R28, R29, R30, R31, PC] in {
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def RESTORE_DEALLOC_RET_JMP_V4_PIC : T_JMP;
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let isExtended = 1, opExtendable = 0 in
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def RESTORE_DEALLOC_RET_JMP_V4_EXT_PIC : T_JMP;
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}
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}
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// Restore registers and dealloc frame before a tail call.
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let isCall = 1, Defs = [R29, R30, R31, PC], isAsmParserOnly = 1 in {
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def RESTORE_DEALLOC_BEFORE_TAILCALL_V4 : T_Call<"">, PredRel;
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let isExtended = 1, opExtendable = 0 in
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def RESTORE_DEALLOC_BEFORE_TAILCALL_V4_EXT : T_Call<"">, PredRel;
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let Defs = [R14, R15, R28, R29, R30, R31, PC] in {
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def RESTORE_DEALLOC_BEFORE_TAILCALL_V4_PIC : T_Call<"">, PredRel;
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let isExtended = 1, opExtendable = 0 in
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def RESTORE_DEALLOC_BEFORE_TAILCALL_V4_EXT_PIC : T_Call<"">, PredRel;
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}
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}
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// Save registers function call.
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let isCall = 1, Uses = [R29, R31], isAsmParserOnly = 1 in {
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def SAVE_REGISTERS_CALL_V4 : T_Call<"">, PredRel;
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let isExtended = 1, opExtendable = 0 in
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|
def SAVE_REGISTERS_CALL_V4_EXT : T_Call<"">, PredRel;
|
|
|
|
let Defs = [P0] in
|
|
def SAVE_REGISTERS_CALL_V4STK : T_Call<"">, PredRel;
|
|
|
|
let Defs = [P0], isExtended = 1, opExtendable = 0 in
|
|
def SAVE_REGISTERS_CALL_V4STK_EXT : T_Call<"">, PredRel;
|
|
|
|
let Defs = [R14, R15, R28] in
|
|
def SAVE_REGISTERS_CALL_V4_PIC : T_Call<"">, PredRel;
|
|
|
|
let Defs = [R14, R15, R28], isExtended = 1, opExtendable = 0 in
|
|
def SAVE_REGISTERS_CALL_V4_EXT_PIC : T_Call<"">, PredRel;
|
|
|
|
let Defs = [R14, R15, R28, P0] in
|
|
def SAVE_REGISTERS_CALL_V4STK_PIC : T_Call<"">, PredRel;
|
|
|
|
let Defs = [R14, R15, R28, P0], isExtended = 1, opExtendable = 0 in
|
|
def SAVE_REGISTERS_CALL_V4STK_EXT_PIC : T_Call<"">, PredRel;
|
|
}
|
|
|
|
// Vector store pseudos
|
|
let Predicates = [HasV60,UseHVX], isPseudo = 1, isCodeGenOnly = 1,
|
|
mayStore = 1, accessSize = HVXVectorAccess, hasSideEffects = 0 in
|
|
class STriv_template<RegisterClass RC, InstHexagon rootInst>
|
|
: InstHexagon<(outs), (ins IntRegs:$addr, s32_0Imm:$off, RC:$src),
|
|
"", [], "", rootInst.Itinerary, rootInst.Type>;
|
|
|
|
def PS_vstorerv_ai: STriv_template<HvxVR, V6_vS32b_ai>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
def PS_vstorerv_nt_ai: STriv_template<HvxVR, V6_vS32b_nt_ai>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
def PS_vstorerw_ai: STriv_template<HvxWR, V6_vS32b_ai>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
def PS_vstorerw_nt_ai: STriv_template<HvxWR, V6_vS32b_nt_ai>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
|
|
let isPseudo = 1, isCodeGenOnly = 1, mayStore = 1, hasSideEffects = 0 in
|
|
def PS_vstorerq_ai: Pseudo<(outs),
|
|
(ins IntRegs:$Rs, s32_0Imm:$Off, HvxQR:$Qt), "", []>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
|
|
// Vector load pseudos
|
|
let Predicates = [HasV60, UseHVX], isPseudo = 1, isCodeGenOnly = 1,
|
|
mayLoad = 1, accessSize = HVXVectorAccess, hasSideEffects = 0 in
|
|
class LDriv_template<RegisterClass RC, InstHexagon rootInst>
|
|
: InstHexagon<(outs RC:$dst), (ins IntRegs:$addr, s32_0Imm:$off),
|
|
"", [], "", rootInst.Itinerary, rootInst.Type>;
|
|
|
|
def PS_vloadrv_ai: LDriv_template<HvxVR, V6_vL32b_ai>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
def PS_vloadrv_nt_ai: LDriv_template<HvxVR, V6_vL32b_nt_ai>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
def PS_vloadrw_ai: LDriv_template<HvxWR, V6_vL32b_ai>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
def PS_vloadrw_nt_ai: LDriv_template<HvxWR, V6_vL32b_nt_ai>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
|
|
let isPseudo = 1, isCodeGenOnly = 1, mayLoad = 1, hasSideEffects = 0 in
|
|
def PS_vloadrq_ai: Pseudo<(outs HvxQR:$Qd),
|
|
(ins IntRegs:$Rs, s32_0Imm:$Off), "", []>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
|
|
|
|
let isCodeGenOnly = 1, isPseudo = 1, hasSideEffects = 0 in
|
|
class VSELInst<dag outs, dag ins, InstHexagon rootInst>
|
|
: InstHexagon<outs, ins, "", [], "", rootInst.Itinerary, rootInst.Type>;
|
|
|
|
def PS_vselect: VSELInst<(outs HvxVR:$dst),
|
|
(ins PredRegs:$src1, HvxVR:$src2, HvxVR:$src3), V6_vcmov>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
def PS_wselect: VSELInst<(outs HvxWR:$dst),
|
|
(ins PredRegs:$src1, HvxWR:$src2, HvxWR:$src3), V6_vccombine>,
|
|
Requires<[HasV60,UseHVX]>;
|
|
|
|
let hasSideEffects = 0, isReMaterializable = 1, isPseudo = 1,
|
|
isCodeGenOnly = 1 in {
|
|
def PS_qtrue: InstHexagon<(outs HvxQR:$Qd), (ins), "", [], "",
|
|
V6_veqw.Itinerary, TypeCVI_VA>;
|
|
def PS_qfalse: InstHexagon<(outs HvxQR:$Qd), (ins), "", [], "",
|
|
V6_vgtw.Itinerary, TypeCVI_VA>;
|
|
def PS_vdd0: InstHexagon<(outs HvxWR:$Vd), (ins), "", [], "",
|
|
V6_vsubw_dv.Itinerary, TypeCVI_VA_DV>;
|
|
}
|
|
|
|
// Store predicate.
|
|
let isExtendable = 1, opExtendable = 1, isExtentSigned = 1, opExtentBits = 13,
|
|
isCodeGenOnly = 1, isPseudo = 1, hasSideEffects = 0 in
|
|
def STriw_pred : STInst<(outs),
|
|
(ins IntRegs:$addr, s32_0Imm:$off, PredRegs:$src1),
|
|
".error \"should not emit\"", []>;
|
|
// Store modifier.
|
|
let isExtendable = 1, opExtendable = 1, isExtentSigned = 1, opExtentBits = 13,
|
|
isCodeGenOnly = 1, isPseudo = 1, hasSideEffects = 0 in
|
|
def STriw_ctr : STInst<(outs),
|
|
(ins IntRegs:$addr, s32_0Imm:$off, CtrRegs:$src1),
|
|
".error \"should not emit\"", []>;
|
|
|
|
let isExtendable = 1, opExtendable = 1, opExtentBits = 6,
|
|
isAsmParserOnly = 1 in
|
|
def TFRI64_V4 : InstHexagon<(outs DoubleRegs:$dst),
|
|
(ins u64_0Imm:$src1),
|
|
"$dst = #$src1", [], "",
|
|
A2_combineii.Itinerary, TypeALU32_2op>, OpcodeHexagon;
|
|
|
|
// Hexagon doesn't have a vector multiply with C semantics.
|
|
// Instead, generate a pseudo instruction that gets expaneded into two
|
|
// scalar MPYI instructions.
|
|
// This is expanded by ExpandPostRAPseudos.
|
|
let isPseudo = 1 in
|
|
def PS_vmulw : PseudoM<(outs DoubleRegs:$Rd),
|
|
(ins DoubleRegs:$Rs, DoubleRegs:$Rt), "", []>;
|
|
|
|
let isPseudo = 1 in
|
|
def PS_vmulw_acc : PseudoM<(outs DoubleRegs:$Rd),
|
|
(ins DoubleRegs:$Rx, DoubleRegs:$Rs, DoubleRegs:$Rt), "", [],
|
|
"$Rd = $Rx">;
|
|
|
|
def DuplexIClass0: InstDuplex < 0 >;
|
|
def DuplexIClass1: InstDuplex < 1 >;
|
|
def DuplexIClass2: InstDuplex < 2 >;
|
|
let isExtendable = 1 in {
|
|
def DuplexIClass3: InstDuplex < 3 >;
|
|
def DuplexIClass4: InstDuplex < 4 >;
|
|
def DuplexIClass5: InstDuplex < 5 >;
|
|
def DuplexIClass6: InstDuplex < 6 >;
|
|
def DuplexIClass7: InstDuplex < 7 >;
|
|
}
|
|
def DuplexIClass8: InstDuplex < 8 >;
|
|
def DuplexIClass9: InstDuplex < 9 >;
|
|
def DuplexIClassA: InstDuplex < 0xA >;
|
|
def DuplexIClassB: InstDuplex < 0xB >;
|
|
def DuplexIClassC: InstDuplex < 0xC >;
|
|
def DuplexIClassD: InstDuplex < 0xD >;
|
|
def DuplexIClassE: InstDuplex < 0xE >;
|
|
def DuplexIClassF: InstDuplex < 0xF >;
|
|
|
|
// Pseudos for circular buffer instructions. These are needed in order to
|
|
// allocate the correct pair of CSx and Mx registers.
|
|
multiclass NewCircularLoad<RegisterClass RC, MemAccessSize MS> {
|
|
|
|
let isCodeGenOnly = 1, isPseudo = 1, Defs = [CS], Uses = [CS],
|
|
addrMode = PostInc, accessSize = MS, hasSideEffects = 0 in {
|
|
// Use timing class of L2_loadrb_pci.
|
|
def NAME#_pci : LDInst<(outs RC:$Rd32, IntRegs:$Rx32),
|
|
(ins IntRegs:$Rx32in, s4_0Imm:$Ii, ModRegs:$Mu2, IntRegs:$Cs),
|
|
".error \"should not emit\" ", [], "$Rx32 = $Rx32in", tc_5ceb2f9e>;
|
|
|
|
// Use timing class of L2_loadrb_pcr.
|
|
def NAME#_pcr : LDInst<(outs RC:$Rd32, IntRegs:$Rx32),
|
|
(ins IntRegs:$Rx32in, ModRegs:$Mu2, IntRegs:$Cs),
|
|
".error \"should not emit\" ", [], "$Rx32 = $Rx32in", tc_075c8dd8>;
|
|
}
|
|
}
|
|
|
|
defm PS_loadrub : NewCircularLoad<IntRegs, ByteAccess>;
|
|
defm PS_loadrb : NewCircularLoad<IntRegs, ByteAccess>;
|
|
defm PS_loadruh : NewCircularLoad<IntRegs, HalfWordAccess>;
|
|
defm PS_loadrh : NewCircularLoad<IntRegs, HalfWordAccess>;
|
|
defm PS_loadri : NewCircularLoad<IntRegs, WordAccess>;
|
|
defm PS_loadrd : NewCircularLoad<DoubleRegs, DoubleWordAccess>;
|
|
|
|
multiclass NewCircularStore<RegisterClass RC, MemAccessSize MS> {
|
|
|
|
let isCodeGenOnly = 1, isPseudo = 1, Defs = [CS], Uses = [CS],
|
|
addrMode = PostInc, accessSize = MS, hasSideEffects = 0 in {
|
|
// Use timing class of S2_storerb_pci.
|
|
def NAME#_pci : STInst<(outs IntRegs:$Rx32),
|
|
(ins IntRegs:$Rx32in, s4_0Imm:$Ii, ModRegs:$Mu2, RC:$Rt32, IntRegs:$Cs),
|
|
".error \"should not emit\" ", [], "$Rx32 = $Rx32in", tc_b4dc7630>;
|
|
|
|
// Use timing class of S2_storerb_pcr.
|
|
def NAME#_pcr : STInst<(outs IntRegs:$Rx32),
|
|
(ins IntRegs:$Rx32in, ModRegs:$Mu2, RC:$Rt32, IntRegs:$Cs),
|
|
".error \"should not emit\" ", [], "$Rx32 = $Rx32in", tc_a2b365d2>;
|
|
}
|
|
}
|
|
|
|
defm PS_storerb : NewCircularStore<IntRegs, ByteAccess>;
|
|
defm PS_storerh : NewCircularStore<IntRegs, HalfWordAccess>;
|
|
defm PS_storerf : NewCircularStore<IntRegs, HalfWordAccess>;
|
|
defm PS_storeri : NewCircularStore<IntRegs, WordAccess>;
|
|
defm PS_storerd : NewCircularStore<DoubleRegs, WordAccess>;
|
|
|
|
// A pseudo that generates a runtime crash. This is used to implement
|
|
// __builtin_trap.
|
|
let hasSideEffects = 1, isPseudo = 1, isCodeGenOnly = 1, isSolo = 1 in
|
|
def PS_crash: InstHexagon<(outs), (ins), "", [], "", PSEUDO, TypePSEUDO>;
|