decoder.isa revision 7792
19883Sandreas@sandberg.pp.se// -*- mode:c++ -*-
29883Sandreas@sandberg.pp.se
39883Sandreas@sandberg.pp.se// Copyright (c) 2007 MIPS Technologies, Inc.
49883Sandreas@sandberg.pp.se// All rights reserved.
59883Sandreas@sandberg.pp.se//
69883Sandreas@sandberg.pp.se// Redistribution and use in source and binary forms, with or without
79883Sandreas@sandberg.pp.se// modification, are permitted provided that the following conditions are
89883Sandreas@sandberg.pp.se// met: redistributions of source code must retain the above copyright
99883Sandreas@sandberg.pp.se// notice, this list of conditions and the following disclaimer;
109883Sandreas@sandberg.pp.se// redistributions in binary form must reproduce the above copyright
119883Sandreas@sandberg.pp.se// notice, this list of conditions and the following disclaimer in the
129883Sandreas@sandberg.pp.se// documentation and/or other materials provided with the distribution;
139883Sandreas@sandberg.pp.se// neither the name of the copyright holders nor the names of its
149883Sandreas@sandberg.pp.se// contributors may be used to endorse or promote products derived from
159883Sandreas@sandberg.pp.se// this software without specific prior written permission.
169883Sandreas@sandberg.pp.se//
179883Sandreas@sandberg.pp.se// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
189883Sandreas@sandberg.pp.se// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
199883Sandreas@sandberg.pp.se// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
209883Sandreas@sandberg.pp.se// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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229883Sandreas@sandberg.pp.se// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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249883Sandreas@sandberg.pp.se// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
259883Sandreas@sandberg.pp.se// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
269883Sandreas@sandberg.pp.se// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
279883Sandreas@sandberg.pp.se// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
289883Sandreas@sandberg.pp.se//
299883Sandreas@sandberg.pp.se// Authors: Korey Sewell
309883Sandreas@sandberg.pp.se//          Brett Miller
3111793Sbrandon.potter@amd.com//          Jaidev Patwardhan
3211793Sbrandon.potter@amd.com
339883Sandreas@sandberg.pp.se////////////////////////////////////////////////////////////////////
349883Sandreas@sandberg.pp.se//
359883Sandreas@sandberg.pp.se// The actual MIPS32 ISA decoder
369883Sandreas@sandberg.pp.se// -----------------------------
379883Sandreas@sandberg.pp.se// The following instructions are specified in the MIPS32 ISA
389883Sandreas@sandberg.pp.se// Specification. Decoding closely follows the style specified
3911793Sbrandon.potter@amd.com// in the MIPS32 ISA specification document starting with Table
4011793Sbrandon.potter@amd.com// A-2 (document available @ http://www.mips.com)
419883Sandreas@sandberg.pp.se//
429883Sandreas@sandberg.pp.sedecode OPCODE_HI default Unknown::unknown() {
439883Sandreas@sandberg.pp.se    //Table A-2
449883Sandreas@sandberg.pp.se    0x0: decode OPCODE_LO {
459883Sandreas@sandberg.pp.se        0x0: decode FUNCTION_HI {
469883Sandreas@sandberg.pp.se            0x0: decode FUNCTION_LO {
479883Sandreas@sandberg.pp.se                0x1: decode MOVCI {
489883Sandreas@sandberg.pp.se                    format BasicOp {
499883Sandreas@sandberg.pp.se                        0: movf({{
509883Sandreas@sandberg.pp.se                            Rd = (getCondCode(FCSR, CC) == 0) ? Rd : Rs;
519883Sandreas@sandberg.pp.se                        }});
529883Sandreas@sandberg.pp.se                        1: movt({{
539883Sandreas@sandberg.pp.se                            Rd = (getCondCode(FCSR, CC) == 1) ? Rd : Rs;
549883Sandreas@sandberg.pp.se                        }});
559883Sandreas@sandberg.pp.se                    }
569883Sandreas@sandberg.pp.se                }
579886Sandreas@sandberg.pp.se
589886Sandreas@sandberg.pp.se                format BasicOp {
599886Sandreas@sandberg.pp.se                    //Table A-3 Note: "Specific encodings of the rd, rs, and
609886Sandreas@sandberg.pp.se                    //rt fields are used to distinguish SLL, SSNOP, and EHB
619886Sandreas@sandberg.pp.se                    //functions
629886Sandreas@sandberg.pp.se                    0x0: decode RS  {
639886Sandreas@sandberg.pp.se                        0x0: decode RT_RD {
649886Sandreas@sandberg.pp.se                            0x0: decode SA default Nop::nop() {
659886Sandreas@sandberg.pp.se                                 0x1: ssnop({{;}});
669886Sandreas@sandberg.pp.se                                 0x3: ehb({{;}});
679886Sandreas@sandberg.pp.se                            }
689886Sandreas@sandberg.pp.se                            default: sll({{ Rd = Rt.uw << SA; }});
699886Sandreas@sandberg.pp.se                        }
709886Sandreas@sandberg.pp.se                    }
719890Sandreas@sandberg.pp.se
729890Sandreas@sandberg.pp.se                    0x2: decode RS_SRL {
739890Sandreas@sandberg.pp.se                        0x0:decode SRL {
749890Sandreas@sandberg.pp.se                            0: srl({{ Rd = Rt.uw >> SA; }});
759890Sandreas@sandberg.pp.se
769890Sandreas@sandberg.pp.se                            //Hardcoded assuming 32-bit ISA,
779890Sandreas@sandberg.pp.se                            //probably need parameter here
789890Sandreas@sandberg.pp.se                            1: rotr({{
799890Sandreas@sandberg.pp.se                                Rd = (Rt.uw << (32 - SA)) | (Rt.uw >> SA);
809890Sandreas@sandberg.pp.se                            }});
819890Sandreas@sandberg.pp.se                        }
829890Sandreas@sandberg.pp.se                    }
839890Sandreas@sandberg.pp.se
849890Sandreas@sandberg.pp.se                    0x3: decode RS {
859890Sandreas@sandberg.pp.se                        0x0: sra({{
869890Sandreas@sandberg.pp.se                            uint32_t temp = Rt >> SA;
879890Sandreas@sandberg.pp.se                            if ( (Rt & 0x80000000) > 0 ) {
889890Sandreas@sandberg.pp.se                                uint32_t mask = 0x80000000;
899890Sandreas@sandberg.pp.se                                for(int i=0; i < SA; i++) {
909890Sandreas@sandberg.pp.se                                    temp |= mask;
919890Sandreas@sandberg.pp.se                                    mask = mask >> 1;
929890Sandreas@sandberg.pp.se                                }
939890Sandreas@sandberg.pp.se                            }
949890Sandreas@sandberg.pp.se                            Rd = temp;
959890Sandreas@sandberg.pp.se                        }});
969890Sandreas@sandberg.pp.se                    }
979890Sandreas@sandberg.pp.se
989890Sandreas@sandberg.pp.se                    0x4: sllv({{ Rd = Rt.uw << Rs<4:0>; }});
999890Sandreas@sandberg.pp.se
1009890Sandreas@sandberg.pp.se                    0x6: decode SRLV {
1019890Sandreas@sandberg.pp.se                        0: srlv({{ Rd = Rt.uw >> Rs<4:0>; }});
1029890Sandreas@sandberg.pp.se
1039886Sandreas@sandberg.pp.se                        //Hardcoded assuming 32-bit ISA,
1049883Sandreas@sandberg.pp.se                        //probably need parameter here
1059883Sandreas@sandberg.pp.se                        1: rotrv({{
1069883Sandreas@sandberg.pp.se                            Rd = (Rt.uw << (32 - Rs<4:0>)) |
1079883Sandreas@sandberg.pp.se                                 (Rt.uw >> Rs<4:0>);
1089883Sandreas@sandberg.pp.se                        }});
1099883Sandreas@sandberg.pp.se                    }
1109883Sandreas@sandberg.pp.se
1119883Sandreas@sandberg.pp.se                    0x7: srav({{
1129883Sandreas@sandberg.pp.se                        int shift_amt = Rs<4:0>;
1139883Sandreas@sandberg.pp.se
1149883Sandreas@sandberg.pp.se                        uint32_t temp = Rt >> shift_amt;
1159883Sandreas@sandberg.pp.se
1169883Sandreas@sandberg.pp.se                        if ((Rt & 0x80000000) > 0) {
1179883Sandreas@sandberg.pp.se                            uint32_t mask = 0x80000000;
1189883Sandreas@sandberg.pp.se                            for (int i = 0; i < shift_amt; i++) {
1199883Sandreas@sandberg.pp.se                                temp |= mask;
1209883Sandreas@sandberg.pp.se                                mask = mask >> 1;
1219883Sandreas@sandberg.pp.se                            }
12211321Ssteve.reinhardt@amd.com                        }
1239883Sandreas@sandberg.pp.se                        Rd = temp;
1249883Sandreas@sandberg.pp.se                    }});
1259883Sandreas@sandberg.pp.se                }
1269883Sandreas@sandberg.pp.se            }
1279883Sandreas@sandberg.pp.se
1289883Sandreas@sandberg.pp.se            0x1: decode FUNCTION_LO {
1299883Sandreas@sandberg.pp.se                //Table A-3 Note: "Specific encodings of the hint field are
1309883Sandreas@sandberg.pp.se                //used to distinguish JR from JR.HB and JALR from JALR.HB"
1319883Sandreas@sandberg.pp.se                format Jump {
1329883Sandreas@sandberg.pp.se                    0x0: decode HINT {
13311321Ssteve.reinhardt@amd.com                        0x1: jr_hb({{
1349883Sandreas@sandberg.pp.se                            Config1Reg config1 = Config1;
1359883Sandreas@sandberg.pp.se                            if (config1.ca == 0) {
1369883Sandreas@sandberg.pp.se                                NNPC = Rs;
1379883Sandreas@sandberg.pp.se                            } else {
1389883Sandreas@sandberg.pp.se                                panic("MIPS16e not supported\n");
1399883Sandreas@sandberg.pp.se                            }
1409883Sandreas@sandberg.pp.se                        }}, IsReturn, ClearHazards);
1419883Sandreas@sandberg.pp.se                        default: jr({{
1429883Sandreas@sandberg.pp.se                            Config1Reg config1 = Config1;
14311321Ssteve.reinhardt@amd.com                            if (config1.ca == 0) {
1449883Sandreas@sandberg.pp.se                                NNPC = Rs;
1459883Sandreas@sandberg.pp.se                            } else {
1469883Sandreas@sandberg.pp.se                                panic("MIPS16e not supported\n");
1479883Sandreas@sandberg.pp.se                            }
1489883Sandreas@sandberg.pp.se                        }}, IsReturn);
1499883Sandreas@sandberg.pp.se                    }
1509883Sandreas@sandberg.pp.se
1519883Sandreas@sandberg.pp.se                    0x1: decode HINT {
1529883Sandreas@sandberg.pp.se                        0x1: jalr_hb({{
1539883Sandreas@sandberg.pp.se                            Rd = NNPC;
1549883Sandreas@sandberg.pp.se                            NNPC = Rs;
15511321Ssteve.reinhardt@amd.com                        }}, IsCall, ClearHazards);
1569883Sandreas@sandberg.pp.se                        default: jalr({{
1579883Sandreas@sandberg.pp.se                            Rd = NNPC;
1589883Sandreas@sandberg.pp.se                            NNPC = Rs;
1599883Sandreas@sandberg.pp.se                        }}, IsCall);
1609883Sandreas@sandberg.pp.se                    }
16111321Ssteve.reinhardt@amd.com                }
1629883Sandreas@sandberg.pp.se
1639883Sandreas@sandberg.pp.se                format BasicOp {
1649883Sandreas@sandberg.pp.se                    0x2: movz({{ Rd = (Rt == 0) ? Rs : Rd; }});
1659883Sandreas@sandberg.pp.se                    0x3: movn({{ Rd = (Rt != 0) ? Rs : Rd; }});
1669883Sandreas@sandberg.pp.se#if FULL_SYSTEM
1679883Sandreas@sandberg.pp.se                    0x4: syscall({{ fault = new SystemCallFault(); }});
1689883Sandreas@sandberg.pp.se#else
1699883Sandreas@sandberg.pp.se                    0x4: syscall({{ xc->syscall(R2); }},
1709883Sandreas@sandberg.pp.se                                 IsSerializeAfter, IsNonSpeculative);
1719883Sandreas@sandberg.pp.se#endif
1729883Sandreas@sandberg.pp.se                    0x7: sync({{ ; }}, IsMemBarrier);
1739883Sandreas@sandberg.pp.se                    0x5: break({{fault = new BreakpointFault();}});
1749883Sandreas@sandberg.pp.se                }
1759883Sandreas@sandberg.pp.se
1769883Sandreas@sandberg.pp.se            }
1779883Sandreas@sandberg.pp.se
1789883Sandreas@sandberg.pp.se            0x2: decode FUNCTION_LO {
1799883Sandreas@sandberg.pp.se                0x0: HiLoRsSelOp::mfhi({{ Rd = HI_RS_SEL; }},
1809883Sandreas@sandberg.pp.se                             IntMultOp, IsIprAccess);
1819883Sandreas@sandberg.pp.se                0x1: HiLoRdSelOp::mthi({{ HI_RD_SEL = Rs; }});
1829883Sandreas@sandberg.pp.se                0x2: HiLoRsSelOp::mflo({{ Rd = LO_RS_SEL; }},
1839883Sandreas@sandberg.pp.se                             IntMultOp, IsIprAccess);
1849883Sandreas@sandberg.pp.se                0x3: HiLoRdSelOp::mtlo({{ LO_RD_SEL = Rs; }});
1859883Sandreas@sandberg.pp.se            }
1869883Sandreas@sandberg.pp.se
1879883Sandreas@sandberg.pp.se            0x3: decode FUNCTION_LO {
1889883Sandreas@sandberg.pp.se                format HiLoRdSelValOp {
1899883Sandreas@sandberg.pp.se                    0x0: mult({{ val = Rs.sd * Rt.sd; }}, IntMultOp);
1909883Sandreas@sandberg.pp.se                    0x1: multu({{ val = Rs.ud * Rt.ud; }}, IntMultOp);
1919883Sandreas@sandberg.pp.se                }
1929883Sandreas@sandberg.pp.se
1939883Sandreas@sandberg.pp.se                format HiLoOp {
1949883Sandreas@sandberg.pp.se                    0x2: div({{
1959883Sandreas@sandberg.pp.se                        if (Rt.sd != 0) {
1969883Sandreas@sandberg.pp.se                            HI0 = Rs.sd % Rt.sd;
1979883Sandreas@sandberg.pp.se                            LO0 = Rs.sd / Rt.sd;
1989883Sandreas@sandberg.pp.se                        }
1999883Sandreas@sandberg.pp.se                    }}, IntDivOp);
2009883Sandreas@sandberg.pp.se
2019883Sandreas@sandberg.pp.se                    0x3: divu({{
2029883Sandreas@sandberg.pp.se                        if (Rt.ud != 0) {
2039883Sandreas@sandberg.pp.se                            HI0 = Rs.ud % Rt.ud;
2049883Sandreas@sandberg.pp.se                            LO0 = Rs.ud / Rt.ud;
2059883Sandreas@sandberg.pp.se                        }
2069883Sandreas@sandberg.pp.se                    }}, IntDivOp);
2079883Sandreas@sandberg.pp.se                }
2089883Sandreas@sandberg.pp.se            }
2099883Sandreas@sandberg.pp.se
2109883Sandreas@sandberg.pp.se            0x4: decode HINT {
2119883Sandreas@sandberg.pp.se                0x0: decode FUNCTION_LO {
2129883Sandreas@sandberg.pp.se                    format IntOp {
2139883Sandreas@sandberg.pp.se                        0x0: add({{
2149883Sandreas@sandberg.pp.se                            /* More complicated since an ADD can cause 
2159883Sandreas@sandberg.pp.se                               an arithmetic overflow exception */
2169883Sandreas@sandberg.pp.se                            int64_t Src1 = Rs.sw;
2179883Sandreas@sandberg.pp.se                            int64_t Src2 = Rt.sw;
2189883Sandreas@sandberg.pp.se                            int64_t temp_result;
2199883Sandreas@sandberg.pp.se#if FULL_SYSTEM
2209883Sandreas@sandberg.pp.se                            if (((Src1 >> 31) & 1) == 1)
2219883Sandreas@sandberg.pp.se                                Src1 |= 0x100000000LL;
2229883Sandreas@sandberg.pp.se#endif
2239883Sandreas@sandberg.pp.se                            temp_result = Src1 + Src2;
2249883Sandreas@sandberg.pp.se#if FULL_SYSTEM
2259883Sandreas@sandberg.pp.se                            if (bits(temp_result, 31) ==
2269883Sandreas@sandberg.pp.se                                bits(temp_result, 32)) {
2279883Sandreas@sandberg.pp.se#endif
2289883Sandreas@sandberg.pp.se                                Rd.sw = temp_result;
2299883Sandreas@sandberg.pp.se#if FULL_SYSTEM
2309883Sandreas@sandberg.pp.se                            } else {
2319883Sandreas@sandberg.pp.se                                fault = new ArithmeticFault();
2329883Sandreas@sandberg.pp.se                            }
2339883Sandreas@sandberg.pp.se#endif
2349883Sandreas@sandberg.pp.se                        }});
2359883Sandreas@sandberg.pp.se                        0x1: addu({{ Rd.sw = Rs.sw + Rt.sw;}});
2369883Sandreas@sandberg.pp.se                        0x2: sub({{
2379883Sandreas@sandberg.pp.se                            /* More complicated since an SUB can cause
2389883Sandreas@sandberg.pp.se                               an arithmetic overflow exception */
2399883Sandreas@sandberg.pp.se                            int64_t Src1 = Rs.sw;
2409883Sandreas@sandberg.pp.se                            int64_t Src2 = Rt.sw;
2419883Sandreas@sandberg.pp.se                            int64_t temp_result = Src1 - Src2;
2429883Sandreas@sandberg.pp.se#if  FULL_SYSTEM
2439883Sandreas@sandberg.pp.se                            if (bits(temp_result, 31) == 
2449890Sandreas@sandberg.pp.se                                bits(temp_result, 32)) {
2459883Sandreas@sandberg.pp.se#endif
2469890Sandreas@sandberg.pp.se                                Rd.sw = temp_result;
2479890Sandreas@sandberg.pp.se#if  FULL_SYSTEM
2489890Sandreas@sandberg.pp.se                            } else {
2499890Sandreas@sandberg.pp.se                                fault = new ArithmeticFault();
2509890Sandreas@sandberg.pp.se                            }
2519890Sandreas@sandberg.pp.se#endif
2529890Sandreas@sandberg.pp.se                        }});
2539890Sandreas@sandberg.pp.se                        0x3: subu({{ Rd.sw = Rs.sw - Rt.sw; }});
2549890Sandreas@sandberg.pp.se                        0x4: and({{ Rd = Rs & Rt; }});
2559890Sandreas@sandberg.pp.se                        0x5: or({{ Rd = Rs | Rt; }});
2569890Sandreas@sandberg.pp.se                        0x6: xor({{ Rd = Rs ^ Rt; }});
2579890Sandreas@sandberg.pp.se                        0x7: nor({{ Rd = ~(Rs | Rt); }});
2589890Sandreas@sandberg.pp.se                    }
2599890Sandreas@sandberg.pp.se                }
2609890Sandreas@sandberg.pp.se            }
2619890Sandreas@sandberg.pp.se
2629890Sandreas@sandberg.pp.se            0x5: decode HINT {
2639883Sandreas@sandberg.pp.se                0x0: decode FUNCTION_LO {
2649890Sandreas@sandberg.pp.se                    format IntOp{
2659890Sandreas@sandberg.pp.se                        0x2: slt({{  Rd.sw = (Rs.sw < Rt.sw) ? 1 : 0 }});
2669890Sandreas@sandberg.pp.se                        0x3: sltu({{ Rd.uw = (Rs.uw < Rt.uw) ? 1 : 0 }});
2679890Sandreas@sandberg.pp.se                    }
2689890Sandreas@sandberg.pp.se                }
2699890Sandreas@sandberg.pp.se            }
2709890Sandreas@sandberg.pp.se
2719890Sandreas@sandberg.pp.se            0x6: decode FUNCTION_LO {
2729890Sandreas@sandberg.pp.se                format Trap {
2739890Sandreas@sandberg.pp.se                    0x0: tge({{  cond = (Rs.sw >= Rt.sw); }});
2749890Sandreas@sandberg.pp.se                    0x1: tgeu({{ cond = (Rs.uw >= Rt.uw); }});
2759890Sandreas@sandberg.pp.se                    0x2: tlt({{ cond = (Rs.sw < Rt.sw); }});
2769890Sandreas@sandberg.pp.se                    0x3: tltu({{ cond = (Rs.uw < Rt.uw); }});
2779890Sandreas@sandberg.pp.se                    0x4: teq({{ cond = (Rs.sw == Rt.sw); }});
2789890Sandreas@sandberg.pp.se                    0x6: tne({{ cond = (Rs.sw != Rt.sw); }});
2799890Sandreas@sandberg.pp.se                }
2809890Sandreas@sandberg.pp.se            }
2819890Sandreas@sandberg.pp.se        }
2829890Sandreas@sandberg.pp.se
2839890Sandreas@sandberg.pp.se        0x1: decode REGIMM_HI {
2849890Sandreas@sandberg.pp.se            0x0: decode REGIMM_LO {
2859883Sandreas@sandberg.pp.se                format Branch {
2869883Sandreas@sandberg.pp.se                    0x0: bltz({{ cond = (Rs.sw < 0); }});
2879890Sandreas@sandberg.pp.se                    0x1: bgez({{ cond = (Rs.sw >= 0); }});
2889883Sandreas@sandberg.pp.se                    0x2: bltzl({{ cond = (Rs.sw < 0); }}, Likely);
2899883Sandreas@sandberg.pp.se                    0x3: bgezl({{ cond = (Rs.sw >= 0); }}, Likely);
2909883Sandreas@sandberg.pp.se                }
2919890Sandreas@sandberg.pp.se            }
2929890Sandreas@sandberg.pp.se
2939890Sandreas@sandberg.pp.se            0x1: decode REGIMM_LO {
2949883Sandreas@sandberg.pp.se                format TrapImm {
2959890Sandreas@sandberg.pp.se                    0x0: tgei( {{ cond = (Rs.sw >= (int16_t)INTIMM); }});
2969883Sandreas@sandberg.pp.se                    0x1: tgeiu({{
2979890Sandreas@sandberg.pp.se                        cond = (Rs.uw >= (uint32_t)(int32_t)(int16_t)INTIMM);
2989890Sandreas@sandberg.pp.se                    }});
2999883Sandreas@sandberg.pp.se                    0x2: tlti( {{ cond = (Rs.sw < (int16_t)INTIMM); }});
3009883Sandreas@sandberg.pp.se                    0x3: tltiu({{
3019883Sandreas@sandberg.pp.se                        cond = (Rs.uw < (uint32_t)(int32_t)(int16_t)INTIMM);
3029883Sandreas@sandberg.pp.se                    }});
3039883Sandreas@sandberg.pp.se                    0x4: teqi( {{ cond = (Rs.sw == (int16_t)INTIMM); }});
3049883Sandreas@sandberg.pp.se                    0x6: tnei( {{ cond = (Rs.sw != (int16_t)INTIMM); }});
3059883Sandreas@sandberg.pp.se                }
3069883Sandreas@sandberg.pp.se            }
3079883Sandreas@sandberg.pp.se
3089883Sandreas@sandberg.pp.se            0x2: decode REGIMM_LO {
3099883Sandreas@sandberg.pp.se                format Branch {
3109890Sandreas@sandberg.pp.se                    0x0: bltzal({{ cond = (Rs.sw < 0); }}, Link);
3119890Sandreas@sandberg.pp.se                    0x1: decode RS {
3129890Sandreas@sandberg.pp.se                        0x0: bal ({{ cond = 1; }}, IsCall, Link);
3139890Sandreas@sandberg.pp.se                        default: bgezal({{ cond = (Rs.sw >= 0); }}, Link);
3149890Sandreas@sandberg.pp.se                    }
3159890Sandreas@sandberg.pp.se                    0x2: bltzall({{ cond = (Rs.sw < 0); }}, Link, Likely);
3169890Sandreas@sandberg.pp.se                    0x3: bgezall({{ cond = (Rs.sw >= 0); }}, Link, Likely);
3179890Sandreas@sandberg.pp.se                }
3189890Sandreas@sandberg.pp.se            }
3199890Sandreas@sandberg.pp.se
3209890Sandreas@sandberg.pp.se            0x3: decode REGIMM_LO {
3219890Sandreas@sandberg.pp.se                // from Table 5-4 MIPS32 REGIMM Encoding of rt Field
3229890Sandreas@sandberg.pp.se                // (DSP ASE MANUAL)
3239890Sandreas@sandberg.pp.se                0x4: DspBranch::bposge32({{ cond = (dspctl<5:0> >= 32); }});
3249883Sandreas@sandberg.pp.se                format WarnUnimpl {
3259883Sandreas@sandberg.pp.se                    0x7: synci();
3269883Sandreas@sandberg.pp.se                }
3279883Sandreas@sandberg.pp.se            }
3289883Sandreas@sandberg.pp.se        }
3299883Sandreas@sandberg.pp.se
3309883Sandreas@sandberg.pp.se        format Jump {
3319883Sandreas@sandberg.pp.se            0x2: j({{ NNPC = (NPC & 0xF0000000) | (JMPTARG << 2); }});
3329883Sandreas@sandberg.pp.se            0x3: jal({{ NNPC = (NPC & 0xF0000000) | (JMPTARG << 2); }},
3339883Sandreas@sandberg.pp.se                     IsCall, Link);
3349883Sandreas@sandberg.pp.se        }
3359883Sandreas@sandberg.pp.se
3369883Sandreas@sandberg.pp.se        format Branch {
3379883Sandreas@sandberg.pp.se            0x4: decode RS_RT  {
3389883Sandreas@sandberg.pp.se                0x0: b({{ cond = 1; }});
3399883Sandreas@sandberg.pp.se                default: beq({{ cond = (Rs.sw == Rt.sw); }});
3409883Sandreas@sandberg.pp.se            }
3419883Sandreas@sandberg.pp.se            0x5: bne({{ cond = (Rs.sw != Rt.sw); }});
3429883Sandreas@sandberg.pp.se            0x6: blez({{ cond = (Rs.sw <= 0); }});
3439883Sandreas@sandberg.pp.se            0x7: bgtz({{ cond = (Rs.sw > 0); }});
3449883Sandreas@sandberg.pp.se        }
3459883Sandreas@sandberg.pp.se    }
3469883Sandreas@sandberg.pp.se
3479883Sandreas@sandberg.pp.se    0x1: decode OPCODE_LO {
3489883Sandreas@sandberg.pp.se        format IntImmOp {
3499883Sandreas@sandberg.pp.se            0x0: addi({{
3509883Sandreas@sandberg.pp.se                int64_t Src1 = Rs.sw;
3519883Sandreas@sandberg.pp.se                int64_t Src2 = imm;
3529883Sandreas@sandberg.pp.se                int64_t temp_result;
3539883Sandreas@sandberg.pp.se#if  FULL_SYSTEM
3549883Sandreas@sandberg.pp.se                if (((Src1 >> 31) & 1) == 1)
3559883Sandreas@sandberg.pp.se                    Src1 |= 0x100000000LL;
3569883Sandreas@sandberg.pp.se#endif
3579883Sandreas@sandberg.pp.se                temp_result = Src1 + Src2;
3589883Sandreas@sandberg.pp.se#if  FULL_SYSTEM
3599883Sandreas@sandberg.pp.se                if (bits(temp_result, 31) == bits(temp_result, 32)) {
3609883Sandreas@sandberg.pp.se#endif
3619883Sandreas@sandberg.pp.se                    Rt.sw = temp_result;
3629883Sandreas@sandberg.pp.se#if  FULL_SYSTEM
3639883Sandreas@sandberg.pp.se                } else {
3649883Sandreas@sandberg.pp.se                    fault = new ArithmeticFault();
3659883Sandreas@sandberg.pp.se                }
3669883Sandreas@sandberg.pp.se#endif
3679883Sandreas@sandberg.pp.se            }});
3689883Sandreas@sandberg.pp.se            0x1: addiu({{ Rt.sw = Rs.sw + imm; }});
3699884Sandreas@sandberg.pp.se            0x2: slti({{ Rt.sw = (Rs.sw < imm) ? 1 : 0 }});
3709884Sandreas@sandberg.pp.se
3719884Sandreas@sandberg.pp.se            //Edited to include MIPS AVP Pass/Fail instructions and
3729884Sandreas@sandberg.pp.se            //default to the sltiu instruction
3739884Sandreas@sandberg.pp.se            0x3: decode RS_RT_INTIMM {
3749884Sandreas@sandberg.pp.se                0xabc1: BasicOp::fail({{
3759884Sandreas@sandberg.pp.se                    exitSimLoop("AVP/SRVP Test Failed");
3769884Sandreas@sandberg.pp.se                }});
3779884Sandreas@sandberg.pp.se                0xabc2: BasicOp::pass({{
3789884Sandreas@sandberg.pp.se                    exitSimLoop("AVP/SRVP Test Passed");
3799884Sandreas@sandberg.pp.se                }});
3809884Sandreas@sandberg.pp.se                default: sltiu({{
3819884Sandreas@sandberg.pp.se                    Rt.uw = (Rs.uw < (uint32_t)sextImm) ? 1 : 0;
3829884Sandreas@sandberg.pp.se                }});
3839884Sandreas@sandberg.pp.se            }
3849884Sandreas@sandberg.pp.se
3859884Sandreas@sandberg.pp.se            0x4: andi({{ Rt.sw = Rs.sw & zextImm; }});
3869884Sandreas@sandberg.pp.se            0x5: ori({{ Rt.sw = Rs.sw | zextImm; }});
3879884Sandreas@sandberg.pp.se            0x6: xori({{ Rt.sw = Rs.sw ^ zextImm; }});
3889884Sandreas@sandberg.pp.se
3899884Sandreas@sandberg.pp.se            0x7: decode RS {
3909884Sandreas@sandberg.pp.se                0x0: lui({{ Rt = imm << 16; }});
3919884Sandreas@sandberg.pp.se            }
3929884Sandreas@sandberg.pp.se        }
3939884Sandreas@sandberg.pp.se    }
3949884Sandreas@sandberg.pp.se
3959884Sandreas@sandberg.pp.se    0x2: decode OPCODE_LO {
3969884Sandreas@sandberg.pp.se        //Table A-11 MIPS32 COP0 Encoding of rs Field
3979884Sandreas@sandberg.pp.se        0x0: decode RS_MSB {
3989884Sandreas@sandberg.pp.se            0x0: decode RS {
39912392Sjason@lowepower.com                format CP0Control {
4009884Sandreas@sandberg.pp.se                    0x0: mfc0({{
4019884Sandreas@sandberg.pp.se                        Config3Reg config3 = Config3;
4029884Sandreas@sandberg.pp.se                        PageGrainReg pageGrain = PageGrain;
4039884Sandreas@sandberg.pp.se                        Rt = CP0_RD_SEL;
4049884Sandreas@sandberg.pp.se                        /* Hack for PageMask */
4059884Sandreas@sandberg.pp.se                        if (RD == 5) {
4069884Sandreas@sandberg.pp.se                            // PageMask
4079884Sandreas@sandberg.pp.se                            if (config3.sp == 0 || pageGrain.esp == 0)
4089884Sandreas@sandberg.pp.se                                Rt &= 0xFFFFE7FF;
4099884Sandreas@sandberg.pp.se                        }
4109884Sandreas@sandberg.pp.se                    }});
4119884Sandreas@sandberg.pp.se                    0x4: mtc0({{ 
4129884Sandreas@sandberg.pp.se                        CP0_RD_SEL = Rt;
4139884Sandreas@sandberg.pp.se                        CauseReg cause = Cause;
4149884Sandreas@sandberg.pp.se                        IntCtlReg intCtl = IntCtl;
4159884Sandreas@sandberg.pp.se                        if (RD == 11) {
4169884Sandreas@sandberg.pp.se                            // Compare
4179884Sandreas@sandberg.pp.se                            if (cause.ti == 1) {
4189884Sandreas@sandberg.pp.se                                cause.ti = 0;
4199884Sandreas@sandberg.pp.se                                int offset = 10; // corresponding to cause.ip0
4209884Sandreas@sandberg.pp.se                                offset += intCtl.ipti - 2;
4219884Sandreas@sandberg.pp.se                                replaceBits(cause, offset, offset, 0);
4229884Sandreas@sandberg.pp.se                            }
4239884Sandreas@sandberg.pp.se                        }
4249884Sandreas@sandberg.pp.se                        Cause = cause;
4259884Sandreas@sandberg.pp.se                    }});
4269884Sandreas@sandberg.pp.se                }
4279884Sandreas@sandberg.pp.se                format CP0Unimpl {
4289884Sandreas@sandberg.pp.se                    0x1: dmfc0();
4299884Sandreas@sandberg.pp.se                    0x5: dmtc0();
4309884Sandreas@sandberg.pp.se                    default: unknown();
4319884Sandreas@sandberg.pp.se                }
4329884Sandreas@sandberg.pp.se                format MT_MFTR {
4339884Sandreas@sandberg.pp.se                    // Decode MIPS MT MFTR instruction into sub-instructions
4349884Sandreas@sandberg.pp.se                    0x8: decode MT_U {
4359884Sandreas@sandberg.pp.se                        0x0: mftc0({{
4369884Sandreas@sandberg.pp.se                            data = xc->readRegOtherThread((RT << 3 | SEL) +
43712392Sjason@lowepower.com                                                          Ctrl_Base_DepTag);
4389884Sandreas@sandberg.pp.se                        }});
4399884Sandreas@sandberg.pp.se                        0x1: decode SEL {
4409884Sandreas@sandberg.pp.se                            0x0: mftgpr({{
4419884Sandreas@sandberg.pp.se                                data = xc->readRegOtherThread(RT);
4429884Sandreas@sandberg.pp.se                            }});
4439884Sandreas@sandberg.pp.se                            0x1: decode RT {
4449884Sandreas@sandberg.pp.se                                0x0: mftlo_dsp0({{ data = xc->readRegOtherThread(INTREG_DSP_LO0); }});
4459884Sandreas@sandberg.pp.se                                0x1: mfthi_dsp0({{ data = xc->readRegOtherThread(INTREG_DSP_HI0); }});
4469884Sandreas@sandberg.pp.se                                0x2: mftacx_dsp0({{ data = xc->readRegOtherThread(INTREG_DSP_ACX0); }});
4479884Sandreas@sandberg.pp.se                                0x4: mftlo_dsp1({{ data = xc->readRegOtherThread(INTREG_DSP_LO1); }});
4489884Sandreas@sandberg.pp.se                                0x5: mfthi_dsp1({{ data = xc->readRegOtherThread(INTREG_DSP_HI1); }});
4499884Sandreas@sandberg.pp.se                                0x6: mftacx_dsp1({{ data = xc->readRegOtherThread(INTREG_DSP_ACX1); }});
4509884Sandreas@sandberg.pp.se                                0x8: mftlo_dsp2({{ data = xc->readRegOtherThread(INTREG_DSP_LO2); }});
4519884Sandreas@sandberg.pp.se                                0x9: mfthi_dsp2({{ data = xc->readRegOtherThread(INTREG_DSP_HI2); }});
4529884Sandreas@sandberg.pp.se                                0x10: mftacx_dsp2({{ data = xc->readRegOtherThread(INTREG_DSP_ACX2); }});
4539884Sandreas@sandberg.pp.se                                0x12: mftlo_dsp3({{ data = xc->readRegOtherThread(INTREG_DSP_LO3); }});
4549884Sandreas@sandberg.pp.se                                0x13: mfthi_dsp3({{ data = xc->readRegOtherThread(INTREG_DSP_HI3); }});
4559884Sandreas@sandberg.pp.se                                0x14: mftacx_dsp3({{ data = xc->readRegOtherThread(INTREG_DSP_ACX3); }});
4569884Sandreas@sandberg.pp.se                                0x16: mftdsp({{ data = xc->readRegOtherThread(INTREG_DSP_CONTROL); }});
4579884Sandreas@sandberg.pp.se                                default: CP0Unimpl::unknown();
4589884Sandreas@sandberg.pp.se                            }
4599884Sandreas@sandberg.pp.se                            0x2: decode MT_H {
4609884Sandreas@sandberg.pp.se                                0x0: mftc1({{ data = xc->readRegOtherThread(RT +
4619884Sandreas@sandberg.pp.se                                                                            FP_Base_DepTag);
4629884Sandreas@sandberg.pp.se                                }});
4639884Sandreas@sandberg.pp.se                                0x1: mfthc1({{ data = xc->readRegOtherThread(RT +
4649884Sandreas@sandberg.pp.se                                                                             FP_Base_DepTag);
4659884Sandreas@sandberg.pp.se                                }});
4669884Sandreas@sandberg.pp.se                            }
4679884Sandreas@sandberg.pp.se                            0x3: cftc1({{
4689884Sandreas@sandberg.pp.se                                uint32_t fcsr_val = xc->readRegOtherThread(FLOATREG_FCSR +
4699884Sandreas@sandberg.pp.se                                                                            FP_Base_DepTag);
4709884Sandreas@sandberg.pp.se                                switch (RT) {
4719884Sandreas@sandberg.pp.se                                  case 0:
4729884Sandreas@sandberg.pp.se                                    data = xc->readRegOtherThread(FLOATREG_FIR +
4739884Sandreas@sandberg.pp.se                                                                  Ctrl_Base_DepTag);
4749884Sandreas@sandberg.pp.se                                    break;
4759884Sandreas@sandberg.pp.se                                  case 25:
4769884Sandreas@sandberg.pp.se                                    data = (fcsr_val & 0xFE000000 >> 24) |
4779884Sandreas@sandberg.pp.se                                           (fcsr_val & 0x00800000 >> 23);
4789884Sandreas@sandberg.pp.se                                    break;
4799884Sandreas@sandberg.pp.se                                  case 26:
4809884Sandreas@sandberg.pp.se                                    data = fcsr_val & 0x0003F07C;
48112392Sjason@lowepower.com                                    break;
4829884Sandreas@sandberg.pp.se                                  case 28:
4839884Sandreas@sandberg.pp.se                                    data = (fcsr_val & 0x00000F80) |
4849884Sandreas@sandberg.pp.se                                           (fcsr_val & 0x01000000 >> 21) |
4859884Sandreas@sandberg.pp.se                                           (fcsr_val & 0x00000003);
4869884Sandreas@sandberg.pp.se                                    break;
4879884Sandreas@sandberg.pp.se                                  case 31:
4889884Sandreas@sandberg.pp.se                                    data = fcsr_val;
4899884Sandreas@sandberg.pp.se                                    break;
49012392Sjason@lowepower.com                                  default:
4919884Sandreas@sandberg.pp.se                                    fatal("FP Control Value (%d) Not Valid");
4929884Sandreas@sandberg.pp.se                                }
4939884Sandreas@sandberg.pp.se                            }});
4949884Sandreas@sandberg.pp.se                            default: CP0Unimpl::unknown();
4959884Sandreas@sandberg.pp.se                        }
4969884Sandreas@sandberg.pp.se                    }
4979884Sandreas@sandberg.pp.se                }
4989884Sandreas@sandberg.pp.se
4999884Sandreas@sandberg.pp.se                format MT_MTTR {
5009884Sandreas@sandberg.pp.se                    // Decode MIPS MT MTTR instruction into sub-instructions
5019884Sandreas@sandberg.pp.se                    0xC: decode MT_U {
5029884Sandreas@sandberg.pp.se                        0x0: mttc0({{ xc->setRegOtherThread((RD << 3 | SEL) + Ctrl_Base_DepTag,
5039884Sandreas@sandberg.pp.se                                                            Rt);
5049884Sandreas@sandberg.pp.se                                   }});
5059884Sandreas@sandberg.pp.se                        0x1: decode SEL {
50612392Sjason@lowepower.com                            0x0: mttgpr({{ xc->setRegOtherThread(RD, Rt); }});
5079884Sandreas@sandberg.pp.se                            0x1: decode RT {
5089884Sandreas@sandberg.pp.se                                0x0: mttlo_dsp0({{ xc->setRegOtherThread(INTREG_DSP_LO0, Rt);
5099884Sandreas@sandberg.pp.se                                                }});
5109884Sandreas@sandberg.pp.se                                0x1: mtthi_dsp0({{ xc->setRegOtherThread(INTREG_DSP_HI0,
5119884Sandreas@sandberg.pp.se                                                                         Rt);
5129884Sandreas@sandberg.pp.se                                                }});
5139884Sandreas@sandberg.pp.se                                0x2: mttacx_dsp0({{ xc->setRegOtherThread(INTREG_DSP_ACX0,
5149884Sandreas@sandberg.pp.se                                                                          Rt);
5159884Sandreas@sandberg.pp.se                                                 }});
5169884Sandreas@sandberg.pp.se                                0x4: mttlo_dsp1({{ xc->setRegOtherThread(INTREG_DSP_LO1,
5179884Sandreas@sandberg.pp.se                                                                         Rt);
5189884Sandreas@sandberg.pp.se                                                }});
5199884Sandreas@sandberg.pp.se                                0x5: mtthi_dsp1({{ xc->setRegOtherThread(INTREG_DSP_HI1,
5209884Sandreas@sandberg.pp.se                                                                         Rt);
5219884Sandreas@sandberg.pp.se                                                }});
5229884Sandreas@sandberg.pp.se                                0x6: mttacx_dsp1({{ xc->setRegOtherThread(INTREG_DSP_ACX1,
5239883Sandreas@sandberg.pp.se                                                                          Rt);
5249890Sandreas@sandberg.pp.se                                                 }});
5259890Sandreas@sandberg.pp.se                                0x8: mttlo_dsp2({{ xc->setRegOtherThread(INTREG_DSP_LO2,
5269883Sandreas@sandberg.pp.se                                                                         Rt);
52711363Sandreas@sandberg.pp.se                                                }});
5289883Sandreas@sandberg.pp.se                                0x9: mtthi_dsp2({{ xc->setRegOtherThread(INTREG_DSP_HI2,
5299883Sandreas@sandberg.pp.se                                                                         Rt);
5309883Sandreas@sandberg.pp.se                                                }});
5319883Sandreas@sandberg.pp.se                                0x10: mttacx_dsp2({{ xc->setRegOtherThread(INTREG_DSP_ACX2,
5329883Sandreas@sandberg.pp.se                                                                           Rt);
5339883Sandreas@sandberg.pp.se                                                  }});
5349883Sandreas@sandberg.pp.se                                0x12: mttlo_dsp3({{ xc->setRegOtherThread(INTREG_DSP_LO3,
5359883Sandreas@sandberg.pp.se                                                                          Rt);
5369883Sandreas@sandberg.pp.se                                                 }});
5379883Sandreas@sandberg.pp.se                                0x13: mtthi_dsp3({{ xc->setRegOtherThread(INTREG_DSP_HI3,
5389883Sandreas@sandberg.pp.se                                                                          Rt);
5399883Sandreas@sandberg.pp.se                                                 }});
5409883Sandreas@sandberg.pp.se                                0x14: mttacx_dsp3({{ xc->setRegOtherThread(INTREG_DSP_ACX3, Rt);
5419890Sandreas@sandberg.pp.se                                                  }});
5429890Sandreas@sandberg.pp.se                                0x16: mttdsp({{ xc->setRegOtherThread(INTREG_DSP_CONTROL, Rt); }});
5439890Sandreas@sandberg.pp.se                                default: CP0Unimpl::unknown();
5449890Sandreas@sandberg.pp.se
5459890Sandreas@sandberg.pp.se                            }
5469890Sandreas@sandberg.pp.se                            0x2: mttc1({{
5479890Sandreas@sandberg.pp.se                                uint64_t data = xc->readRegOtherThread(RD +
5489890Sandreas@sandberg.pp.se                                                                       FP_Base_DepTag);
5499883Sandreas@sandberg.pp.se                                data = insertBits(data, top_bit,
5509883Sandreas@sandberg.pp.se                                                  bottom_bit, Rt);
5519883Sandreas@sandberg.pp.se                                xc->setRegOtherThread(RD + FP_Base_DepTag,
5529883Sandreas@sandberg.pp.se                                                      data);
5539883Sandreas@sandberg.pp.se                            }});
5549883Sandreas@sandberg.pp.se                            0x3: cttc1({{
5559883Sandreas@sandberg.pp.se                                uint32_t data;
5569883Sandreas@sandberg.pp.se                                switch (RD) {
5579883Sandreas@sandberg.pp.se                                  case 25:
5589883Sandreas@sandberg.pp.se                                    data = (Rt.uw<7:1> << 25) |  // move 31-25
5599883Sandreas@sandberg.pp.se                                           (FCSR & 0x01000000) | // bit 24
5609883Sandreas@sandberg.pp.se                                           (FCSR & 0x004FFFFF);  // bit 22-0
5619883Sandreas@sandberg.pp.se                                    break;
5629883Sandreas@sandberg.pp.se                                  case 26:
5639883Sandreas@sandberg.pp.se                                    data = (FCSR & 0xFFFC0000) | // move 31-18
5649883Sandreas@sandberg.pp.se                                           Rt.uw<17:12> << 12 |  // bit 17-12
5659883Sandreas@sandberg.pp.se                                           (FCSR & 0x00000F80) << 7 | // bit 11-7
5669883Sandreas@sandberg.pp.se                                           Rt.uw<6:2> << 2 |     // bit 6-2
5679883Sandreas@sandberg.pp.se                                           (FCSR & 0x00000002);  // bit 1...0
5689883Sandreas@sandberg.pp.se                                    break;
5699883Sandreas@sandberg.pp.se                                  case 28:
57010905Sandreas.sandberg@arm.com                                    data = (FCSR & 0xFE000000) | // move 31-25
5719883Sandreas@sandberg.pp.se                                           Rt.uw<2:2> << 24 |    // bit 24
5729883Sandreas@sandberg.pp.se                                           (FCSR & 0x00FFF000) << 23 | // bit 23-12
5739890Sandreas@sandberg.pp.se                                           Rt.uw<11:7> << 7 |    // bit 24
5749890Sandreas@sandberg.pp.se                                           (FCSR & 0x000007E) |
5759890Sandreas@sandberg.pp.se                                           Rt.uw<1:0>;           // bit 22-0
5769890Sandreas@sandberg.pp.se                                    break;
5779883Sandreas@sandberg.pp.se                                  case 31:
5789883Sandreas@sandberg.pp.se                                    data = Rt.uw;
5799883Sandreas@sandberg.pp.se                                    break;
5809883Sandreas@sandberg.pp.se                                  default:
5819883Sandreas@sandberg.pp.se                                    panic("FP Control Value (%d) "
5829883Sandreas@sandberg.pp.se                                            "Not Available. Ignoring "
5839883Sandreas@sandberg.pp.se                                            "Access to Floating Control "
5849883Sandreas@sandberg.pp.se                                            "Status Register", FS);
5859883Sandreas@sandberg.pp.se                                }
5869883Sandreas@sandberg.pp.se                                xc->setRegOtherThread(FLOATREG_FCSR + FP_Base_DepTag, data);
5879883Sandreas@sandberg.pp.se                            }});
5889883Sandreas@sandberg.pp.se                            default: CP0Unimpl::unknown();
5899883Sandreas@sandberg.pp.se                        }
5909883Sandreas@sandberg.pp.se                    }
5919883Sandreas@sandberg.pp.se                }
5929883Sandreas@sandberg.pp.se                0xB: decode RD {
5939883Sandreas@sandberg.pp.se                    format MT_Control {
5949883Sandreas@sandberg.pp.se                        0x0: decode POS {
5959883Sandreas@sandberg.pp.se                            0x0: decode SEL {
5969883Sandreas@sandberg.pp.se                                0x1: decode SC {
5979883Sandreas@sandberg.pp.se                                    0x0: dvpe({{
5989883Sandreas@sandberg.pp.se                                        MVPControlReg mvpControl = MVPControl;
5999883Sandreas@sandberg.pp.se                                        VPEConf0Reg vpeConf0 = VPEConf0;
6009883Sandreas@sandberg.pp.se                                        Rt = MVPControl;
6019883Sandreas@sandberg.pp.se                                        if (vpeConf0.mvp == 1)
6029883Sandreas@sandberg.pp.se                                            mvpControl.evp = 0;
6039883Sandreas@sandberg.pp.se                                        MVPControl = mvpControl;
6049883Sandreas@sandberg.pp.se                                    }});
6059883Sandreas@sandberg.pp.se                                    0x1: evpe({{
6069883Sandreas@sandberg.pp.se                                        MVPControlReg mvpControl = MVPControl;
6079883Sandreas@sandberg.pp.se                                        VPEConf0Reg vpeConf0 = VPEConf0;
6089883Sandreas@sandberg.pp.se                                        Rt = MVPControl;
6099883Sandreas@sandberg.pp.se                                        if (vpeConf0.mvp == 1)
6109883Sandreas@sandberg.pp.se                                            mvpControl.evp = 1;
6119883Sandreas@sandberg.pp.se                                        MVPControl = mvpControl;
6129883Sandreas@sandberg.pp.se                                    }});
6139883Sandreas@sandberg.pp.se                                   default:CP0Unimpl::unknown();
6149883Sandreas@sandberg.pp.se                                }
6159883Sandreas@sandberg.pp.se                                default:CP0Unimpl::unknown();
6169883Sandreas@sandberg.pp.se                            }
6179883Sandreas@sandberg.pp.se                            default:CP0Unimpl::unknown();
6189883Sandreas@sandberg.pp.se                        }
6199883Sandreas@sandberg.pp.se                        0x1: decode POS {
6209883Sandreas@sandberg.pp.se                            0xF: decode SEL {
6219883Sandreas@sandberg.pp.se                                0x1: decode SC {
6229883Sandreas@sandberg.pp.se                                    0x0: dmt({{
6239883Sandreas@sandberg.pp.se                                        VPEControlReg vpeControl = VPEControl;
6249883Sandreas@sandberg.pp.se                                        Rt = vpeControl;
6259883Sandreas@sandberg.pp.se                                        vpeControl.te = 0;
6269883Sandreas@sandberg.pp.se                                        VPEControl = vpeControl;
6279883Sandreas@sandberg.pp.se                                    }});
6289883Sandreas@sandberg.pp.se                                    0x1: emt({{
6299883Sandreas@sandberg.pp.se                                        VPEControlReg vpeControl = VPEControl;
6309883Sandreas@sandberg.pp.se                                        Rt = vpeControl;
6319883Sandreas@sandberg.pp.se                                        vpeControl.te = 1;
6329883Sandreas@sandberg.pp.se                                        VPEControl = vpeControl;
6339883Sandreas@sandberg.pp.se                                    }});
6349883Sandreas@sandberg.pp.se                                   default:CP0Unimpl::unknown();
6359883Sandreas@sandberg.pp.se                                }
6369883Sandreas@sandberg.pp.se                                default:CP0Unimpl::unknown();
6379883Sandreas@sandberg.pp.se                            }
6389883Sandreas@sandberg.pp.se                            default:CP0Unimpl::unknown();
6399883Sandreas@sandberg.pp.se                        }
6409883Sandreas@sandberg.pp.se                    }
6419883Sandreas@sandberg.pp.se                    0xC: decode POS {
6429883Sandreas@sandberg.pp.se                        0x0: decode SC {
6439883Sandreas@sandberg.pp.se                            0x0: CP0Control::di({{
6449883Sandreas@sandberg.pp.se                                StatusReg status = Status;
6459883Sandreas@sandberg.pp.se                                ConfigReg config = Config;
6469883Sandreas@sandberg.pp.se                                // Rev 2.0 or beyond?
6479883Sandreas@sandberg.pp.se                                if (config.ar >= 1) {
6489883Sandreas@sandberg.pp.se                                    Rt = status;
6499883Sandreas@sandberg.pp.se                                    status.ie = 0;
6509883Sandreas@sandberg.pp.se                                } else {
6519883Sandreas@sandberg.pp.se                                    // Enable this else branch once we
6529883Sandreas@sandberg.pp.se                                    // actually set values for Config on init
6539883Sandreas@sandberg.pp.se                                    fault = new ReservedInstructionFault();
6549883Sandreas@sandberg.pp.se                                }
6559883Sandreas@sandberg.pp.se                                Status = status;
6569883Sandreas@sandberg.pp.se                            }});
65711363Sandreas@sandberg.pp.se                            0x1: CP0Control::ei({{
6589883Sandreas@sandberg.pp.se                                StatusReg status = Status;
6599883Sandreas@sandberg.pp.se                                ConfigReg config = Config;
6609883Sandreas@sandberg.pp.se                                if (config.ar >= 1) {
6619883Sandreas@sandberg.pp.se                                    Rt = status;
6629883Sandreas@sandberg.pp.se                                    status.ie = 1;
6639883Sandreas@sandberg.pp.se                                } else {
6649883Sandreas@sandberg.pp.se                                    fault = new ReservedInstructionFault();
6659883Sandreas@sandberg.pp.se                                }
6669883Sandreas@sandberg.pp.se                            }});
6679883Sandreas@sandberg.pp.se                            default:CP0Unimpl::unknown();
6689883Sandreas@sandberg.pp.se                        }
6699883Sandreas@sandberg.pp.se                    }
6709883Sandreas@sandberg.pp.se                    default: CP0Unimpl::unknown();
6719883Sandreas@sandberg.pp.se                }
6729883Sandreas@sandberg.pp.se                format CP0Control {
6739883Sandreas@sandberg.pp.se                    0xA: rdpgpr({{
6749883Sandreas@sandberg.pp.se                        ConfigReg config = Config;
6759883Sandreas@sandberg.pp.se                        if (config.ar >= 1) {
6769883Sandreas@sandberg.pp.se                            // Rev 2 of the architecture
6779883Sandreas@sandberg.pp.se                            panic("Shadow Sets Not Fully Implemented.\n");
6789883Sandreas@sandberg.pp.se                        } else {
6799883Sandreas@sandberg.pp.se                          fault = new ReservedInstructionFault();
6809883Sandreas@sandberg.pp.se                        }
6819883Sandreas@sandberg.pp.se                    }});
6829883Sandreas@sandberg.pp.se                    0xE: wrpgpr({{
6839883Sandreas@sandberg.pp.se                        ConfigReg config = Config;
6849883Sandreas@sandberg.pp.se                        if (config.ar >= 1) {
6859883Sandreas@sandberg.pp.se                            // Rev 2 of the architecture
6869883Sandreas@sandberg.pp.se                            panic("Shadow Sets Not Fully Implemented.\n");
6879883Sandreas@sandberg.pp.se                        } else {
6889883Sandreas@sandberg.pp.se                            fault = new ReservedInstructionFault();
6899883Sandreas@sandberg.pp.se                        }
6909883Sandreas@sandberg.pp.se                    }});
6919883Sandreas@sandberg.pp.se                }
6929883Sandreas@sandberg.pp.se            }
6939883Sandreas@sandberg.pp.se
6949883Sandreas@sandberg.pp.se            //Table A-12 MIPS32 COP0 Encoding of Function Field When rs=CO
6959883Sandreas@sandberg.pp.se            0x1: decode FUNCTION {
69610113Sandreas@sandberg.pp.se                format CP0Control {
6979883Sandreas@sandberg.pp.se                    0x18: eret({{
6989883Sandreas@sandberg.pp.se                        StatusReg status = Status;
6999883Sandreas@sandberg.pp.se                        ConfigReg config = Config;
7009883Sandreas@sandberg.pp.se                        SRSCtlReg srsCtl = SRSCtl;
7019883Sandreas@sandberg.pp.se                        DPRINTF(MipsPRA,"Restoring PC - %x\n",EPC);
7029883Sandreas@sandberg.pp.se                        if (status.erl == 1) {
7039883Sandreas@sandberg.pp.se                            status.erl = 0;
7049883Sandreas@sandberg.pp.se                            NPC = ErrorEPC;
7059883Sandreas@sandberg.pp.se                            // Need to adjust NNPC, otherwise things break
7069883Sandreas@sandberg.pp.se                            NNPC = ErrorEPC + sizeof(MachInst);
7079883Sandreas@sandberg.pp.se                        } else {
7089883Sandreas@sandberg.pp.se                            NPC = EPC;
7099883Sandreas@sandberg.pp.se                            // Need to adjust NNPC, otherwise things break
7109883Sandreas@sandberg.pp.se                            NNPC = EPC + sizeof(MachInst);
7119883Sandreas@sandberg.pp.se                            status.exl = 0;
7129883Sandreas@sandberg.pp.se                            if (config.ar >=1 &&
7139883Sandreas@sandberg.pp.se                                    srsCtl.hss > 0 &&
7149883Sandreas@sandberg.pp.se                                    status.bev == 0) {
7159883Sandreas@sandberg.pp.se                                srsCtl.css = srsCtl.pss;
7169883Sandreas@sandberg.pp.se                                //xc->setShadowSet(srsCtl.pss);
7179883Sandreas@sandberg.pp.se                            }
7189883Sandreas@sandberg.pp.se                        }
7199883Sandreas@sandberg.pp.se                        LLFlag = 0;
7209883Sandreas@sandberg.pp.se                        Status = status;
7219883Sandreas@sandberg.pp.se                        SRSCtl = srsCtl;
7229883Sandreas@sandberg.pp.se                    }}, IsReturn, IsSerializing, IsERET);
7239883Sandreas@sandberg.pp.se
7249883Sandreas@sandberg.pp.se                    0x1F: deret({{
7259883Sandreas@sandberg.pp.se                        DebugReg debug = Debug;
7269883Sandreas@sandberg.pp.se                        if (debug.dm == 1) {
72710099Sandreas@sandberg.pp.se                            debug.dm = 1;
72810099Sandreas@sandberg.pp.se                            debug.iexi = 0;
72910099Sandreas@sandberg.pp.se                            NPC = DEPC;
73010099Sandreas@sandberg.pp.se                        } else {
73110099Sandreas@sandberg.pp.se                            NPC = NPC;
7329883Sandreas@sandberg.pp.se                            // Undefined;
7339883Sandreas@sandberg.pp.se                        }
7349883Sandreas@sandberg.pp.se                        Debug = debug;
7359883Sandreas@sandberg.pp.se                    }}, IsReturn, IsSerializing, IsERET);
7369883Sandreas@sandberg.pp.se                }
7379883Sandreas@sandberg.pp.se                format CP0TLB {
7389883Sandreas@sandberg.pp.se                    0x01: tlbr({{
7399883Sandreas@sandberg.pp.se                        MipsISA::PTE *PTEntry =
7409883Sandreas@sandberg.pp.se                            xc->tcBase()->getITBPtr()->
7419883Sandreas@sandberg.pp.se                                getEntry(Index & 0x7FFFFFFF);
7429886Sandreas@sandberg.pp.se                        if (PTEntry == NULL) {
7439886Sandreas@sandberg.pp.se                            fatal("Invalid PTE Entry received on "
7449886Sandreas@sandberg.pp.se                                "a TLBR instruction\n");
7459886Sandreas@sandberg.pp.se                        }
7469886Sandreas@sandberg.pp.se                        /* Setup PageMask */
7479886Sandreas@sandberg.pp.se                        // If 1KB pages are not enabled, a read of PageMask
7489886Sandreas@sandberg.pp.se                        // must return 0b00 in bits 12, 11
7499886Sandreas@sandberg.pp.se                        PageMask = (PTEntry->Mask << 11);
7509886Sandreas@sandberg.pp.se                        /* Setup EntryHi */
7519886Sandreas@sandberg.pp.se                        EntryHi = ((PTEntry->VPN << 11) | (PTEntry->asid));
7529886Sandreas@sandberg.pp.se                        /* Setup Entry Lo0 */
7539886Sandreas@sandberg.pp.se                        EntryLo0 = ((PTEntry->PFN0 << 6) |
7549883Sandreas@sandberg.pp.se                                    (PTEntry->C0 << 3) |
7559883Sandreas@sandberg.pp.se                                    (PTEntry->D0 << 2) |
7569883Sandreas@sandberg.pp.se                                    (PTEntry->V0 << 1) |
7579883Sandreas@sandberg.pp.se                                    PTEntry->G);
7589883Sandreas@sandberg.pp.se                        /* Setup Entry Lo1 */
7599883Sandreas@sandberg.pp.se                        EntryLo1 = ((PTEntry->PFN1 << 6) |
7609883Sandreas@sandberg.pp.se                                    (PTEntry->C1 << 3) |
7619883Sandreas@sandberg.pp.se                                    (PTEntry->D1 << 2) |
7629883Sandreas@sandberg.pp.se                                    (PTEntry->V1 << 1) |
7639883Sandreas@sandberg.pp.se                                    PTEntry->G);
7649883Sandreas@sandberg.pp.se                    }}); // Need to hook up to TLB
7659883Sandreas@sandberg.pp.se
7669883Sandreas@sandberg.pp.se                    0x02: tlbwi({{
7679883Sandreas@sandberg.pp.se                        //Create PTE
7689883Sandreas@sandberg.pp.se                        MipsISA::PTE newEntry;
7699883Sandreas@sandberg.pp.se                        //Write PTE
7709883Sandreas@sandberg.pp.se                        newEntry.Mask = (Addr)(PageMask >> 11);
7719883Sandreas@sandberg.pp.se                        newEntry.VPN = (Addr)(EntryHi >> 11);
7729883Sandreas@sandberg.pp.se                        /*  PageGrain _ ESP                    Config3 _ SP */
7739883Sandreas@sandberg.pp.se                        if (bits(PageGrain, 28) == 0 || bits(Config3, 4) ==0) {
7749886Sandreas@sandberg.pp.se                            // If 1KB pages are *NOT* enabled, lowest bits of
7759886Sandreas@sandberg.pp.se                            // the mask are 0b11 for TLB writes
7769886Sandreas@sandberg.pp.se                            newEntry.Mask |= 0x3;
7779886Sandreas@sandberg.pp.se                            // Reset bits 0 and 1 if 1KB pages are not enabled
7789886Sandreas@sandberg.pp.se                            newEntry.VPN &= 0xFFFFFFFC;
7799886Sandreas@sandberg.pp.se                        }
7809886Sandreas@sandberg.pp.se                        newEntry.asid = (uint8_t)(EntryHi & 0xFF);
7819886Sandreas@sandberg.pp.se
7829886Sandreas@sandberg.pp.se                        newEntry.PFN0 = (Addr)(EntryLo0 >> 6);
7839886Sandreas@sandberg.pp.se                        newEntry.PFN1 = (Addr)(EntryLo1 >> 6);
7849886Sandreas@sandberg.pp.se                        newEntry.D0 = (bool)((EntryLo0 >> 2) & 1);
7859886Sandreas@sandberg.pp.se                        newEntry.D1 = (bool)((EntryLo1 >> 2) & 1);
7869886Sandreas@sandberg.pp.se                        newEntry.V1 = (bool)((EntryLo1 >> 1) & 1);
7879886Sandreas@sandberg.pp.se                        newEntry.V0 = (bool)((EntryLo0 >> 1) & 1);
7889886Sandreas@sandberg.pp.se                        newEntry.G = (bool)((EntryLo0 & EntryLo1) & 1);
7899886Sandreas@sandberg.pp.se                        newEntry.C0 = (uint8_t)((EntryLo0 >> 3) & 0x7);
7909886Sandreas@sandberg.pp.se                        newEntry.C1 = (uint8_t)((EntryLo1 >> 3) & 0x7);
7919886Sandreas@sandberg.pp.se                        /* Now, compute the AddrShiftAmount and OffsetMask -
7929886Sandreas@sandberg.pp.se                           TLB optimizations */
7939886Sandreas@sandberg.pp.se                        /* Addr Shift Amount for 1KB or larger pages */
7949886Sandreas@sandberg.pp.se                        if ((newEntry.Mask & 0xFFFF) == 3) {
7959886Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 12;
7969886Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFFFF) == 0x0000) {
7979886Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 10;
7989886Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFFFC) == 0x000C) {
7999886Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 14;
8009886Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFFF0) == 0x0030) {
8019886Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 16;
8029886Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFFC0) == 0x00C0) {
8039886Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 18;
8049886Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFF00) == 0x0300) {
8059886Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 20;
8069884Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFC00) == 0x0C00) {
8079884Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 22;
8089884Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xF000) == 0x3000) {
8099884Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 24;
8109884Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xC000) == 0xC000) {
8119884Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 26;
8129884Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0x30000) == 0x30000) {
8139884Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 28;
8149884Sandreas@sandberg.pp.se                        } else {
8159884Sandreas@sandberg.pp.se                            fatal("Invalid Mask Pattern Detected!\n");
8169884Sandreas@sandberg.pp.se                        }
8179884Sandreas@sandberg.pp.se                        newEntry.OffsetMask =
8189886Sandreas@sandberg.pp.se                            (1 << newEntry.AddrShiftAmount) - 1;
8199883Sandreas@sandberg.pp.se
8209883Sandreas@sandberg.pp.se                        MipsISA::TLB *Ptr = xc->tcBase()->getITBPtr();
8219890Sandreas@sandberg.pp.se                        Config3Reg config3 = Config3;
8229890Sandreas@sandberg.pp.se                        PageGrainReg pageGrain = PageGrain;
8239890Sandreas@sandberg.pp.se                        int SP = 0;
8249890Sandreas@sandberg.pp.se                        if (bits(config3, config3.sp) == 1 &&
8259890Sandreas@sandberg.pp.se                            bits(pageGrain, pageGrain.esp) == 1) {
8269890Sandreas@sandberg.pp.se                            SP = 1;
8279890Sandreas@sandberg.pp.se                        }
8289890Sandreas@sandberg.pp.se                        IndexReg index = Index;
8299890Sandreas@sandberg.pp.se                        Ptr->insertAt(newEntry, Index & 0x7FFFFFFF, SP);
8309890Sandreas@sandberg.pp.se                    }});
8319890Sandreas@sandberg.pp.se                    0x06: tlbwr({{
8329890Sandreas@sandberg.pp.se                        //Create PTE
8339890Sandreas@sandberg.pp.se                        MipsISA::PTE newEntry;
8349890Sandreas@sandberg.pp.se                        //Write PTE
8359890Sandreas@sandberg.pp.se                        newEntry.Mask = (Addr)(PageMask >> 11);
8369890Sandreas@sandberg.pp.se                        newEntry.VPN = (Addr)(EntryHi >> 11);
8379890Sandreas@sandberg.pp.se                        /*  PageGrain _ ESP                    Config3 _ SP */
8389890Sandreas@sandberg.pp.se                        if (bits(PageGrain, 28) == 0 ||
8399890Sandreas@sandberg.pp.se                            bits(Config3, 4) == 0) {
8409890Sandreas@sandberg.pp.se                            // If 1KB pages are *NOT* enabled, lowest bits of
8419890Sandreas@sandberg.pp.se                            // the mask are 0b11 for TLB writes
8429890Sandreas@sandberg.pp.se                            newEntry.Mask |= 0x3;
8439890Sandreas@sandberg.pp.se                            // Reset bits 0 and 1 if 1KB pages are not enabled
8449890Sandreas@sandberg.pp.se                            newEntry.VPN &= 0xFFFFFFFC;
8459890Sandreas@sandberg.pp.se                        }
8469890Sandreas@sandberg.pp.se                        newEntry.asid = (uint8_t)(EntryHi & 0xFF);
8479890Sandreas@sandberg.pp.se
8489890Sandreas@sandberg.pp.se                        newEntry.PFN0 = (Addr)(EntryLo0 >> 6);
8499890Sandreas@sandberg.pp.se                        newEntry.PFN1 = (Addr)(EntryLo1 >> 6);
8509890Sandreas@sandberg.pp.se                        newEntry.D0 = (bool)((EntryLo0 >> 2) & 1);
8519890Sandreas@sandberg.pp.se                        newEntry.D1 = (bool)((EntryLo1 >> 2) & 1);
8529890Sandreas@sandberg.pp.se                        newEntry.V1 = (bool)((EntryLo1 >> 1) & 1);
8539890Sandreas@sandberg.pp.se                        newEntry.V0 = (bool)((EntryLo0 >> 1) & 1);
8549890Sandreas@sandberg.pp.se                        newEntry.G = (bool)((EntryLo0 & EntryLo1) & 1);
8559890Sandreas@sandberg.pp.se                        newEntry.C0 = (uint8_t)((EntryLo0 >> 3) & 0x7);
8569890Sandreas@sandberg.pp.se                        newEntry.C1 = (uint8_t)((EntryLo1 >> 3) & 0x7);
8579890Sandreas@sandberg.pp.se                        /* Now, compute the AddrShiftAmount and OffsetMask -
8589890Sandreas@sandberg.pp.se                           TLB optimizations */
8599890Sandreas@sandberg.pp.se                        /* Addr Shift Amount for 1KB or larger pages */
8609890Sandreas@sandberg.pp.se                        if ((newEntry.Mask & 0xFFFF) == 3){
8619890Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 12;
8629890Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFFFF) == 0x0000) {
8639890Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 10;
8649890Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFFFC) == 0x000C) {
8659890Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 14;
8669890Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFFF0) == 0x0030) {
8679890Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 16;
8689890Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFFC0) == 0x00C0) {
8699890Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 18;
8709890Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFF00) == 0x0300) {
8719890Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 20;
8729890Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xFC00) == 0x0C00) {
8739890Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 22;
8749890Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xF000) == 0x3000) {
8759890Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 24;
8769890Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0xC000) == 0xC000) {
8779890Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 26;
8789890Sandreas@sandberg.pp.se                        } else if ((newEntry.Mask & 0x30000) == 0x30000) {
8799890Sandreas@sandberg.pp.se                            newEntry.AddrShiftAmount = 28;
8809890Sandreas@sandberg.pp.se                        } else {
8819890Sandreas@sandberg.pp.se                            fatal("Invalid Mask Pattern Detected!\n");
8829890Sandreas@sandberg.pp.se                        }
8839890Sandreas@sandberg.pp.se                        newEntry.OffsetMask =
8849890Sandreas@sandberg.pp.se                            (1 << newEntry.AddrShiftAmount) - 1;
8859890Sandreas@sandberg.pp.se
8869890Sandreas@sandberg.pp.se                        MipsISA::TLB *Ptr = xc->tcBase()->getITBPtr();
8879890Sandreas@sandberg.pp.se                        Config3Reg config3 = Config3;
8889890Sandreas@sandberg.pp.se                        PageGrainReg pageGrain = PageGrain;
8899890Sandreas@sandberg.pp.se                        int SP = 0;
8909890Sandreas@sandberg.pp.se                        if (bits(config3, config3.sp) == 1 &&
8919890Sandreas@sandberg.pp.se                            bits(pageGrain, pageGrain.esp) == 1) {
8929890Sandreas@sandberg.pp.se                            SP = 1;
8939890Sandreas@sandberg.pp.se                        }
8949890Sandreas@sandberg.pp.se                        IndexReg index = Index;
8959890Sandreas@sandberg.pp.se                        Ptr->insertAt(newEntry, Random, SP);
8969890Sandreas@sandberg.pp.se                    }});
8979890Sandreas@sandberg.pp.se
8989890Sandreas@sandberg.pp.se                    0x08: tlbp({{
8999890Sandreas@sandberg.pp.se                        Config3Reg config3 = Config3;
9009890Sandreas@sandberg.pp.se                        PageGrainReg pageGrain = PageGrain;
9019890Sandreas@sandberg.pp.se                        EntryHiReg entryHi = EntryHi;
9029890Sandreas@sandberg.pp.se                        int tlbIndex;
9039890Sandreas@sandberg.pp.se                        Addr vpn;
9049890Sandreas@sandberg.pp.se                        if (pageGrain.esp == 1 && config3.sp ==1) {
9059890Sandreas@sandberg.pp.se                            vpn = EntryHi >> 11;
9069890Sandreas@sandberg.pp.se                        } else {
9079890Sandreas@sandberg.pp.se                            // Mask off lower 2 bits
9089883Sandreas@sandberg.pp.se                            vpn = ((EntryHi >> 11) & 0xFFFFFFFC);
9099883Sandreas@sandberg.pp.se                        }
9109883Sandreas@sandberg.pp.se                        tlbIndex = xc->tcBase()->getITBPtr()->
9119890Sandreas@sandberg.pp.se                                   probeEntry(vpn, entryHi.asid);
9129890Sandreas@sandberg.pp.se                        // Check TLB for entry matching EntryHi
9139890Sandreas@sandberg.pp.se                        if (tlbIndex != -1) {
9149890Sandreas@sandberg.pp.se                            Index = tlbIndex;
9159883Sandreas@sandberg.pp.se                        } else {
9169883Sandreas@sandberg.pp.se                            // else, set Index = 1 << 31
9179883Sandreas@sandberg.pp.se                            Index = (1 << 31);
9189883Sandreas@sandberg.pp.se                        }
9199883Sandreas@sandberg.pp.se                    }});
9209883Sandreas@sandberg.pp.se                }
9219883Sandreas@sandberg.pp.se                format CP0Unimpl {
9229883Sandreas@sandberg.pp.se                    0x20: wait();
9239883Sandreas@sandberg.pp.se                }
9249883Sandreas@sandberg.pp.se                default: CP0Unimpl::unknown();
9259883Sandreas@sandberg.pp.se            }
9269883Sandreas@sandberg.pp.se        }
9279883Sandreas@sandberg.pp.se
9289883Sandreas@sandberg.pp.se        //Table A-13 MIPS32 COP1 Encoding of rs Field
9299883Sandreas@sandberg.pp.se        0x1: decode RS_MSB {
9309883Sandreas@sandberg.pp.se            0x0: decode RS_HI {
9319883Sandreas@sandberg.pp.se                0x0: decode RS_LO {
9329883Sandreas@sandberg.pp.se                    format CP1Control {
9339883Sandreas@sandberg.pp.se                        0x0: mfc1 ({{ Rt.uw = Fs.uw; }});
9349883Sandreas@sandberg.pp.se
9359883Sandreas@sandberg.pp.se                        0x2: cfc1({{
9369883Sandreas@sandberg.pp.se                            switch (FS) {
9379883Sandreas@sandberg.pp.se                              case 0:
9389883Sandreas@sandberg.pp.se                                Rt = FIR;
9399883Sandreas@sandberg.pp.se                                break;
9409883Sandreas@sandberg.pp.se                              case 25:
9419883Sandreas@sandberg.pp.se                                Rt = (FCSR & 0xFE000000) >> 24 |
94210113Sandreas@sandberg.pp.se                                     (FCSR & 0x00800000) >> 23;
94310113Sandreas@sandberg.pp.se                                break;
94410113Sandreas@sandberg.pp.se                              case 26:
94510113Sandreas@sandberg.pp.se                                Rt = (FCSR & 0x0003F07C);
94610113Sandreas@sandberg.pp.se                                break;
94710113Sandreas@sandberg.pp.se                              case 28:
9489883Sandreas@sandberg.pp.se                                Rt = (FCSR & 0x00000F80) |
9499883Sandreas@sandberg.pp.se                                     (FCSR & 0x01000000) >> 21 |
9509883Sandreas@sandberg.pp.se                                     (FCSR & 0x00000003);
9519883Sandreas@sandberg.pp.se                                break;
95210113Sandreas@sandberg.pp.se                              case 31:
95310113Sandreas@sandberg.pp.se                                Rt = FCSR;
95410113Sandreas@sandberg.pp.se                                break;
95510113Sandreas@sandberg.pp.se                              default:
95610113Sandreas@sandberg.pp.se                                warn("FP Control Value (%d) Not Valid");
95710113Sandreas@sandberg.pp.se                            }
95810113Sandreas@sandberg.pp.se                        }});
95910113Sandreas@sandberg.pp.se
96010113Sandreas@sandberg.pp.se                        0x3: mfhc1({{ Rt.uw = Fs.ud<63:32>; }});
96110113Sandreas@sandberg.pp.se
96210113Sandreas@sandberg.pp.se                        0x4: mtc1({{ Fs.uw = Rt.uw; }});
96310113Sandreas@sandberg.pp.se
96410113Sandreas@sandberg.pp.se                        0x6: ctc1({{
9659883Sandreas@sandberg.pp.se                            switch (FS) {
9669883Sandreas@sandberg.pp.se                              case 25:
9679883Sandreas@sandberg.pp.se                                FCSR = (Rt.uw<7:1> << 25) |  // move 31-25
9689883Sandreas@sandberg.pp.se                                       (FCSR & 0x01000000) | // bit 24
9699883Sandreas@sandberg.pp.se                                       (FCSR & 0x004FFFFF);  // bit 22-0
9709883Sandreas@sandberg.pp.se                                break;
9719883Sandreas@sandberg.pp.se                              case 26:
9729883Sandreas@sandberg.pp.se                                FCSR = (FCSR & 0xFFFC0000) | // move 31-18
9739883Sandreas@sandberg.pp.se                                       Rt.uw<17:12> << 12 |  // bit 17-12
97410113Sandreas@sandberg.pp.se                                       (FCSR & 0x00000F80) << 7 | // bit 11-7
97510113Sandreas@sandberg.pp.se                                       Rt.uw<6:2> << 2 |     // bit 6-2
9769883Sandreas@sandberg.pp.se                                       (FCSR & 0x00000002);  // bit 1-0
9779883Sandreas@sandberg.pp.se                                break;
9789883Sandreas@sandberg.pp.se                              case 28:
9799883Sandreas@sandberg.pp.se                                FCSR = (FCSR & 0xFE000000) | // move 31-25
9809883Sandreas@sandberg.pp.se                                       Rt.uw<2:2> << 24 |    // bit 24
9819883Sandreas@sandberg.pp.se                                       (FCSR & 0x00FFF000) << 23 | // bit 23-12
9829883Sandreas@sandberg.pp.se                                       Rt.uw<11:7> << 7 |    // bit 24
98310113Sandreas@sandberg.pp.se                                       (FCSR & 0x000007E) |
9849883Sandreas@sandberg.pp.se                                       Rt.uw<1:0>;           // bit 22-0
9859883Sandreas@sandberg.pp.se                                break;
9869883Sandreas@sandberg.pp.se                              case 31:
9879883Sandreas@sandberg.pp.se                                FCSR = Rt.uw;
9889883Sandreas@sandberg.pp.se                                break;
9899883Sandreas@sandberg.pp.se
9909883Sandreas@sandberg.pp.se                              default:
9919883Sandreas@sandberg.pp.se                                panic("FP Control Value (%d) "
9929883Sandreas@sandberg.pp.se                                        "Not Available. Ignoring Access "
9939883Sandreas@sandberg.pp.se                                        "to Floating Control Status "
9949883Sandreas@sandberg.pp.se                                        "Register", FS);
9959883Sandreas@sandberg.pp.se                            }
9969883Sandreas@sandberg.pp.se                        }});
9979883Sandreas@sandberg.pp.se
9989883Sandreas@sandberg.pp.se                        0x7: mthc1({{
9999883Sandreas@sandberg.pp.se                             uint64_t fs_hi = Rt.uw;
10009883Sandreas@sandberg.pp.se                             uint64_t fs_lo = Fs.ud & 0x0FFFFFFFF;
10019883Sandreas@sandberg.pp.se                             Fs.ud = (fs_hi << 32) | fs_lo;
10029883Sandreas@sandberg.pp.se                        }});
10039883Sandreas@sandberg.pp.se
10049883Sandreas@sandberg.pp.se                    }
10059883Sandreas@sandberg.pp.se                    format CP1Unimpl {
10069883Sandreas@sandberg.pp.se                      0x1: dmfc1();
10079883Sandreas@sandberg.pp.se                      0x5: dmtc1();
10089883Sandreas@sandberg.pp.se                    }
10099883Sandreas@sandberg.pp.se                }
10109883Sandreas@sandberg.pp.se
10119883Sandreas@sandberg.pp.se                0x1: decode RS_LO {
10129883Sandreas@sandberg.pp.se                    0x0: decode ND {
10139883Sandreas@sandberg.pp.se                        format Branch {
10149883Sandreas@sandberg.pp.se                            0x0: decode TF {
10159883Sandreas@sandberg.pp.se                                0x0: bc1f({{
10169883Sandreas@sandberg.pp.se                                    cond = getCondCode(FCSR, BRANCH_CC) == 0;
10179883Sandreas@sandberg.pp.se                                }});
10189883Sandreas@sandberg.pp.se                                0x1: bc1t({{
10199883Sandreas@sandberg.pp.se                                    cond = getCondCode(FCSR, BRANCH_CC) == 1;
10209883Sandreas@sandberg.pp.se                                }});
10219883Sandreas@sandberg.pp.se                            }
10229883Sandreas@sandberg.pp.se                            0x1: decode TF {
10239883Sandreas@sandberg.pp.se                                0x0: bc1fl({{
10249883Sandreas@sandberg.pp.se                                    cond = getCondCode(FCSR, BRANCH_CC) == 0;
10259883Sandreas@sandberg.pp.se                                }}, Likely);
10269883Sandreas@sandberg.pp.se                                0x1: bc1tl({{
10279883Sandreas@sandberg.pp.se                                    cond = getCondCode(FCSR, BRANCH_CC) == 1;
102810113Sandreas@sandberg.pp.se                                }}, Likely);
10299883Sandreas@sandberg.pp.se                            }
10309883Sandreas@sandberg.pp.se                        }
10319883Sandreas@sandberg.pp.se                    }
10329883Sandreas@sandberg.pp.se                    format CP1Unimpl {
10339883Sandreas@sandberg.pp.se                        0x1: bc1any2();
10349883Sandreas@sandberg.pp.se                        0x2: bc1any4();
10359883Sandreas@sandberg.pp.se                        default: unknown();
10369883Sandreas@sandberg.pp.se                    }
10379883Sandreas@sandberg.pp.se                }
10389883Sandreas@sandberg.pp.se            }
10399883Sandreas@sandberg.pp.se
10409883Sandreas@sandberg.pp.se            0x1: decode RS_HI {
10419883Sandreas@sandberg.pp.se                0x2: decode RS_LO {
10429883Sandreas@sandberg.pp.se                    //Table A-14 MIPS32 COP1 Encoding of Function Field When
10439883Sandreas@sandberg.pp.se                    //rs=S (( single-precision floating point))
10449890Sandreas@sandberg.pp.se                    0x0: decode FUNCTION_HI {
10459890Sandreas@sandberg.pp.se                        0x0: decode FUNCTION_LO {
10469890Sandreas@sandberg.pp.se                            format FloatOp {
10479890Sandreas@sandberg.pp.se                                0x0: add_s({{ Fd.sf = Fs.sf + Ft.sf; }});
10489890Sandreas@sandberg.pp.se                                0x1: sub_s({{ Fd.sf = Fs.sf - Ft.sf; }});
10499890Sandreas@sandberg.pp.se                                0x2: mul_s({{ Fd.sf = Fs.sf * Ft.sf; }});
10509890Sandreas@sandberg.pp.se                                0x3: div_s({{ Fd.sf = Fs.sf / Ft.sf; }});
10519890Sandreas@sandberg.pp.se                                0x4: sqrt_s({{ Fd.sf = sqrt(Fs.sf); }});
10529890Sandreas@sandberg.pp.se                                0x5: abs_s({{ Fd.sf = fabs(Fs.sf); }});
10539890Sandreas@sandberg.pp.se                                0x7: neg_s({{ Fd.sf = -Fs.sf; }});
10549890Sandreas@sandberg.pp.se                            }
10559890Sandreas@sandberg.pp.se                            0x6: BasicOp::mov_s({{ Fd.sf = Fs.sf; }});
10569890Sandreas@sandberg.pp.se                        }
10579890Sandreas@sandberg.pp.se                        0x1: decode FUNCTION_LO {
10589890Sandreas@sandberg.pp.se                            format FloatConvertOp {
10599890Sandreas@sandberg.pp.se                                0x0: round_l_s({{ val = Fs.sf; }},
10609890Sandreas@sandberg.pp.se                                               ToLong, Round);
10619890Sandreas@sandberg.pp.se                                0x1: trunc_l_s({{ val = Fs.sf; }},
10629890Sandreas@sandberg.pp.se                                               ToLong, Trunc);
10639890Sandreas@sandberg.pp.se                                0x2: ceil_l_s({{ val = Fs.sf;}},
10649890Sandreas@sandberg.pp.se                                              ToLong, Ceil);
10659890Sandreas@sandberg.pp.se                                0x3: floor_l_s({{ val = Fs.sf; }},
10669890Sandreas@sandberg.pp.se                                               ToLong, Floor);
10679890Sandreas@sandberg.pp.se                                0x4: round_w_s({{ val = Fs.sf; }},
10689890Sandreas@sandberg.pp.se                                               ToWord, Round);
10699890Sandreas@sandberg.pp.se                                0x5: trunc_w_s({{ val = Fs.sf; }},
10709890Sandreas@sandberg.pp.se                                               ToWord, Trunc);
10719890Sandreas@sandberg.pp.se                                0x6: ceil_w_s({{ val = Fs.sf; }},
10729890Sandreas@sandberg.pp.se                                              ToWord, Ceil);
10739890Sandreas@sandberg.pp.se                                0x7: floor_w_s({{ val = Fs.sf; }},
10749890Sandreas@sandberg.pp.se                                               ToWord, Floor);
10759890Sandreas@sandberg.pp.se                            }
10769890Sandreas@sandberg.pp.se                        }
10779890Sandreas@sandberg.pp.se
10789890Sandreas@sandberg.pp.se                        0x2: decode FUNCTION_LO {
10799890Sandreas@sandberg.pp.se                            0x1: decode MOVCF {
10809890Sandreas@sandberg.pp.se                                format BasicOp {
10819890Sandreas@sandberg.pp.se                                    0x0: movf_s({{
10829890Sandreas@sandberg.pp.se                                        Fd = (getCondCode(FCSR,CC) == 0) ?
10839883Sandreas@sandberg.pp.se                                             Fs : Fd;
108410113Sandreas@sandberg.pp.se                                    }});
10859883Sandreas@sandberg.pp.se                                    0x1: movt_s({{
10869890Sandreas@sandberg.pp.se                                        Fd = (getCondCode(FCSR,CC) == 1) ?
10879890Sandreas@sandberg.pp.se                                             Fs : Fd;
10889890Sandreas@sandberg.pp.se                                    }});
10899890Sandreas@sandberg.pp.se                                }
10909890Sandreas@sandberg.pp.se                            }
10919890Sandreas@sandberg.pp.se
10929890Sandreas@sandberg.pp.se                            format BasicOp {
10939890Sandreas@sandberg.pp.se                                0x2: movz_s({{ Fd = (Rt == 0) ? Fs : Fd; }});
10949890Sandreas@sandberg.pp.se                                0x3: movn_s({{ Fd = (Rt != 0) ? Fs : Fd; }});
109510113Sandreas@sandberg.pp.se                            }
10969890Sandreas@sandberg.pp.se
109710113Sandreas@sandberg.pp.se                            format FloatOp {
10989890Sandreas@sandberg.pp.se                                0x5: recip_s({{ Fd = 1 / Fs; }});
10999890Sandreas@sandberg.pp.se                                0x6: rsqrt_s({{ Fd = 1 / sqrt(Fs); }});
11009890Sandreas@sandberg.pp.se                            }
11019890Sandreas@sandberg.pp.se                            format CP1Unimpl {
11029890Sandreas@sandberg.pp.se                                default: unknown();
11039890Sandreas@sandberg.pp.se                            }
11049890Sandreas@sandberg.pp.se                        }
11059883Sandreas@sandberg.pp.se                        0x3: CP1Unimpl::unknown();
11069883Sandreas@sandberg.pp.se
11079883Sandreas@sandberg.pp.se                        0x4: decode FUNCTION_LO {
11089883Sandreas@sandberg.pp.se                            format FloatConvertOp {
11099883Sandreas@sandberg.pp.se                                0x1: cvt_d_s({{ val = Fs.sf; }}, ToDouble);
11109883Sandreas@sandberg.pp.se                                0x4: cvt_w_s({{ val = Fs.sf; }}, ToWord);
11119883Sandreas@sandberg.pp.se                                0x5: cvt_l_s({{ val = Fs.sf; }}, ToLong);
11129883Sandreas@sandberg.pp.se                            }
11139883Sandreas@sandberg.pp.se
11149883Sandreas@sandberg.pp.se                            0x6: FloatOp::cvt_ps_s({{
11159883Sandreas@sandberg.pp.se                                Fd.ud = (uint64_t) Fs.uw << 32 |
11169883Sandreas@sandberg.pp.se                                        (uint64_t) Ft.uw;
11179883Sandreas@sandberg.pp.se                            }});
11189883Sandreas@sandberg.pp.se                            format CP1Unimpl {
11199883Sandreas@sandberg.pp.se                                default: unknown();
11209883Sandreas@sandberg.pp.se                            }
11219883Sandreas@sandberg.pp.se                        }
11229883Sandreas@sandberg.pp.se                        0x5: CP1Unimpl::unknown();
11239883Sandreas@sandberg.pp.se
11249883Sandreas@sandberg.pp.se                        0x6: decode FUNCTION_LO {
11259883Sandreas@sandberg.pp.se                            format FloatCompareOp {
11269883Sandreas@sandberg.pp.se                                0x0: c_f_s({{ cond = 0; }},
11279883Sandreas@sandberg.pp.se                                           SinglePrecision, UnorderedFalse);
11289883Sandreas@sandberg.pp.se                                0x1: c_un_s({{ cond = 0; }},
11299883Sandreas@sandberg.pp.se                                            SinglePrecision, UnorderedTrue);
11309883Sandreas@sandberg.pp.se                                0x2: c_eq_s({{ cond = (Fs.sf == Ft.sf); }},
11319883Sandreas@sandberg.pp.se                                            UnorderedFalse);
11329883Sandreas@sandberg.pp.se                                0x3: c_ueq_s({{ cond = (Fs.sf == Ft.sf); }},
11339883Sandreas@sandberg.pp.se                                             UnorderedTrue);
11349883Sandreas@sandberg.pp.se                                0x4: c_olt_s({{ cond = (Fs.sf < Ft.sf);	}},
11359883Sandreas@sandberg.pp.se                                             UnorderedFalse);
11369883Sandreas@sandberg.pp.se                                0x5: c_ult_s({{ cond = (Fs.sf < Ft.sf); }},
11379883Sandreas@sandberg.pp.se                                             UnorderedTrue);
11389883Sandreas@sandberg.pp.se                                0x6: c_ole_s({{ cond = (Fs.sf <= Ft.sf); }},
11399883Sandreas@sandberg.pp.se                                             UnorderedFalse);
114010157Sandreas@sandberg.pp.se                                0x7: c_ule_s({{ cond = (Fs.sf <= Ft.sf); }},
114110157Sandreas@sandberg.pp.se                                             UnorderedTrue);
11429883Sandreas@sandberg.pp.se                            }
11439883Sandreas@sandberg.pp.se                        }
114410157Sandreas@sandberg.pp.se
114510157Sandreas@sandberg.pp.se                        0x7: decode FUNCTION_LO {
114610157Sandreas@sandberg.pp.se                            format FloatCompareOp {
114710157Sandreas@sandberg.pp.se                                0x0: c_sf_s({{ cond = 0; }}, SinglePrecision,
114810157Sandreas@sandberg.pp.se                                            UnorderedFalse, QnanException);
114910157Sandreas@sandberg.pp.se                                0x1: c_ngle_s({{ cond = 0; }}, SinglePrecision,
115011150Smitch.hayenga@arm.com                                              UnorderedTrue, QnanException);
115111150Smitch.hayenga@arm.com                                0x2: c_seq_s({{ cond = (Fs.sf == Ft.sf); }},
115211150Smitch.hayenga@arm.com                                             UnorderedFalse, QnanException);
115310157Sandreas@sandberg.pp.se                                0x3: c_ngl_s({{ cond = (Fs.sf == Ft.sf); }},
11549883Sandreas@sandberg.pp.se                                             UnorderedTrue, QnanException);
11559883Sandreas@sandberg.pp.se                                0x4: c_lt_s({{ cond = (Fs.sf < Ft.sf); }},
115610112Sandreas@sandberg.pp.se                                            UnorderedFalse, QnanException);
115710112Sandreas@sandberg.pp.se                                0x5: c_nge_s({{ cond = (Fs.sf < Ft.sf); }},
115810112Sandreas@sandberg.pp.se                                             UnorderedTrue, QnanException);
115910112Sandreas@sandberg.pp.se                                0x6: c_le_s({{ cond = (Fs.sf <= Ft.sf); }},
116010112Sandreas@sandberg.pp.se                                            UnorderedFalse, QnanException);
116110112Sandreas@sandberg.pp.se                                0x7: c_ngt_s({{ cond = (Fs.sf <= Ft.sf); }},
116210112Sandreas@sandberg.pp.se                                             UnorderedTrue, QnanException);
116310112Sandreas@sandberg.pp.se                            }
116410112Sandreas@sandberg.pp.se                        }
116510112Sandreas@sandberg.pp.se                    }
116610112Sandreas@sandberg.pp.se
116710112Sandreas@sandberg.pp.se                    //Table A-15 MIPS32 COP1 Encoding of Function Field When
116810112Sandreas@sandberg.pp.se                    //rs=D
116910112Sandreas@sandberg.pp.se                    0x1: decode FUNCTION_HI {
117010112Sandreas@sandberg.pp.se                        0x0: decode FUNCTION_LO {
117110112Sandreas@sandberg.pp.se                            format FloatOp {
117210112Sandreas@sandberg.pp.se                                0x0: add_d({{ Fd.df = Fs.df + Ft.df; }});
117310112Sandreas@sandberg.pp.se                                0x1: sub_d({{ Fd.df = Fs.df - Ft.df; }});
117410112Sandreas@sandberg.pp.se                                0x2: mul_d({{ Fd.df = Fs.df * Ft.df; }});
117510112Sandreas@sandberg.pp.se                                0x3: div_d({{ Fd.df = Fs.df / Ft.df; }});
117610112Sandreas@sandberg.pp.se                                0x4: sqrt_d({{ Fd.df = sqrt(Fs.df); }});
11779883Sandreas@sandberg.pp.se                                0x5: abs_d({{ Fd.df = fabs(Fs.df); }});
11789883Sandreas@sandberg.pp.se                                0x7: neg_d({{ Fd.df = -1 * Fs.df; }});
11799883Sandreas@sandberg.pp.se                            }
11809883Sandreas@sandberg.pp.se                            0x6: BasicOp::mov_d({{ Fd.df = Fs.df; }});
11819883Sandreas@sandberg.pp.se                        }
11829883Sandreas@sandberg.pp.se
11839883Sandreas@sandberg.pp.se                        0x1: decode FUNCTION_LO {
11849883Sandreas@sandberg.pp.se                            format FloatConvertOp {
11859883Sandreas@sandberg.pp.se                                0x0: round_l_d({{ val = Fs.df; }},
11869883Sandreas@sandberg.pp.se                                               ToLong, Round);
11879883Sandreas@sandberg.pp.se                                0x1: trunc_l_d({{ val = Fs.df; }},
11889883Sandreas@sandberg.pp.se                                               ToLong, Trunc);
11899883Sandreas@sandberg.pp.se                                0x2: ceil_l_d({{ val = Fs.df; }},
11909883Sandreas@sandberg.pp.se                                              ToLong, Ceil);
11919883Sandreas@sandberg.pp.se                                0x3: floor_l_d({{ val = Fs.df; }},
11929883Sandreas@sandberg.pp.se                                               ToLong, Floor);
11939883Sandreas@sandberg.pp.se                                0x4: round_w_d({{ val = Fs.df; }},
11949883Sandreas@sandberg.pp.se                                               ToWord, Round);
119511150Smitch.hayenga@arm.com                                0x5: trunc_w_d({{ val = Fs.df; }},
119611150Smitch.hayenga@arm.com                                               ToWord, Trunc);
119710112Sandreas@sandberg.pp.se                                0x6: ceil_w_d({{ val = Fs.df; }},
119810112Sandreas@sandberg.pp.se                                              ToWord, Ceil);
119910112Sandreas@sandberg.pp.se                                0x7: floor_w_d({{ val = Fs.df; }},
120010112Sandreas@sandberg.pp.se                                               ToWord, Floor);
120110112Sandreas@sandberg.pp.se                            }
12029883Sandreas@sandberg.pp.se                        }
12039883Sandreas@sandberg.pp.se
12049883Sandreas@sandberg.pp.se                        0x2: decode FUNCTION_LO {
12059883Sandreas@sandberg.pp.se                            0x1: decode MOVCF {
12069883Sandreas@sandberg.pp.se                                format BasicOp {
12079883Sandreas@sandberg.pp.se                                    0x0: movf_d({{
120811150Smitch.hayenga@arm.com                                        Fd.df = (getCondCode(FCSR,CC) == 0) ?
12099883Sandreas@sandberg.pp.se                                                       Fs.df : Fd.df;
12109883Sandreas@sandberg.pp.se                                    }});
12119883Sandreas@sandberg.pp.se                                    0x1: movt_d({{
12129883Sandreas@sandberg.pp.se                                        Fd.df = (getCondCode(FCSR,CC) == 1) ?
12139883Sandreas@sandberg.pp.se                                                       Fs.df : Fd.df;
12149883Sandreas@sandberg.pp.se                                    }});
12159883Sandreas@sandberg.pp.se                                }
12169883Sandreas@sandberg.pp.se                            }
12179883Sandreas@sandberg.pp.se
12189883Sandreas@sandberg.pp.se                            format BasicOp {
12199883Sandreas@sandberg.pp.se                                0x2: movz_d({{
12209883Sandreas@sandberg.pp.se                                    Fd.df = (Rt == 0) ? Fs.df : Fd.df;
12219883Sandreas@sandberg.pp.se                                }});
12229883Sandreas@sandberg.pp.se                                0x3: movn_d({{
12239883Sandreas@sandberg.pp.se                                    Fd.df = (Rt != 0) ? Fs.df : Fd.df;
12249883Sandreas@sandberg.pp.se                                }});
12259883Sandreas@sandberg.pp.se                            }
12269883Sandreas@sandberg.pp.se
12279883Sandreas@sandberg.pp.se                            format FloatOp {
122810112Sandreas@sandberg.pp.se                                0x5: recip_d({{ Fd.df = 1 / Fs.df; }});
122910112Sandreas@sandberg.pp.se                                0x6: rsqrt_d({{ Fd.df = 1 / sqrt(Fs.df); }});
123010112Sandreas@sandberg.pp.se                            }
123110112Sandreas@sandberg.pp.se                            format CP1Unimpl {
123210112Sandreas@sandberg.pp.se                                default: unknown();
123310112Sandreas@sandberg.pp.se                            }
12349883Sandreas@sandberg.pp.se
12359883Sandreas@sandberg.pp.se                        }
12369883Sandreas@sandberg.pp.se                        0x4: decode FUNCTION_LO {
12379883Sandreas@sandberg.pp.se                            format FloatConvertOp {
12389883Sandreas@sandberg.pp.se                                0x0: cvt_s_d({{ val = Fs.df; }}, ToSingle);
12399883Sandreas@sandberg.pp.se                                0x4: cvt_w_d({{ val = Fs.df; }}, ToWord);
12409883Sandreas@sandberg.pp.se                                0x5: cvt_l_d({{ val = Fs.df; }}, ToLong);
12419883Sandreas@sandberg.pp.se                            }
12429883Sandreas@sandberg.pp.se                            default: CP1Unimpl::unknown();
12439883Sandreas@sandberg.pp.se                        }
12449883Sandreas@sandberg.pp.se
12459883Sandreas@sandberg.pp.se                        0x6: decode FUNCTION_LO {
12469883Sandreas@sandberg.pp.se                            format FloatCompareOp {
12479883Sandreas@sandberg.pp.se                                0x0: c_f_d({{ cond = 0; }},
12489883Sandreas@sandberg.pp.se                                           DoublePrecision, UnorderedFalse);
12499883Sandreas@sandberg.pp.se                                0x1: c_un_d({{ cond = 0; }},
12509883Sandreas@sandberg.pp.se                                            DoublePrecision, UnorderedTrue);
12519883Sandreas@sandberg.pp.se                                0x2: c_eq_d({{ cond = (Fs.df == Ft.df); }},
12529883Sandreas@sandberg.pp.se                                            UnorderedFalse);
12539883Sandreas@sandberg.pp.se                                0x3: c_ueq_d({{ cond = (Fs.df == Ft.df); }},
12549883Sandreas@sandberg.pp.se                                             UnorderedTrue);
12559883Sandreas@sandberg.pp.se                                0x4: c_olt_d({{ cond = (Fs.df < Ft.df);	}},
12569883Sandreas@sandberg.pp.se                                             UnorderedFalse);
12579883Sandreas@sandberg.pp.se                                0x5: c_ult_d({{ cond = (Fs.df < Ft.df); }},
12589883Sandreas@sandberg.pp.se                                             UnorderedTrue);
12599883Sandreas@sandberg.pp.se                                0x6: c_ole_d({{ cond = (Fs.df <= Ft.df); }},
12609883Sandreas@sandberg.pp.se                                             UnorderedFalse);
12619883Sandreas@sandberg.pp.se                                0x7: c_ule_d({{ cond = (Fs.df <= Ft.df); }},
12629883Sandreas@sandberg.pp.se                                             UnorderedTrue);
12639883Sandreas@sandberg.pp.se                            }
12649883Sandreas@sandberg.pp.se                        }
12659883Sandreas@sandberg.pp.se
12669883Sandreas@sandberg.pp.se                        0x7: decode FUNCTION_LO {
12679883Sandreas@sandberg.pp.se                            format FloatCompareOp {
12689883Sandreas@sandberg.pp.se                                0x0: c_sf_d({{ cond = 0; }}, DoublePrecision,
12699883Sandreas@sandberg.pp.se                                            UnorderedFalse, QnanException);
12709883Sandreas@sandberg.pp.se                                0x1: c_ngle_d({{ cond = 0; }}, DoublePrecision,
12719883Sandreas@sandberg.pp.se                                              UnorderedTrue, QnanException);
12729883Sandreas@sandberg.pp.se                                0x2: c_seq_d({{ cond = (Fs.df == Ft.df); }},
12739883Sandreas@sandberg.pp.se                                             UnorderedFalse, QnanException);
12749883Sandreas@sandberg.pp.se                                0x3: c_ngl_d({{ cond = (Fs.df == Ft.df); }},
12759883Sandreas@sandberg.pp.se                                             UnorderedTrue, QnanException);
12769883Sandreas@sandberg.pp.se                                0x4: c_lt_d({{ cond = (Fs.df < Ft.df); }},
12779883Sandreas@sandberg.pp.se                                            UnorderedFalse, QnanException);
12789883Sandreas@sandberg.pp.se                                0x5: c_nge_d({{ cond = (Fs.df < Ft.df); }},
12799883Sandreas@sandberg.pp.se                                             UnorderedTrue, QnanException);
12809883Sandreas@sandberg.pp.se                                0x6: c_le_d({{ cond = (Fs.df <= Ft.df); }},
12819883Sandreas@sandberg.pp.se                                            UnorderedFalse, QnanException);
12829883Sandreas@sandberg.pp.se                                0x7: c_ngt_d({{ cond = (Fs.df <= Ft.df); }},
12839883Sandreas@sandberg.pp.se                                             UnorderedTrue, QnanException);
12849883Sandreas@sandberg.pp.se                            }
12859883Sandreas@sandberg.pp.se                        }
12869883Sandreas@sandberg.pp.se                        default: CP1Unimpl::unknown();
12879883Sandreas@sandberg.pp.se                    }
12889883Sandreas@sandberg.pp.se                    0x2: CP1Unimpl::unknown();
12899883Sandreas@sandberg.pp.se                    0x3: CP1Unimpl::unknown();
12909883Sandreas@sandberg.pp.se                    0x7: CP1Unimpl::unknown();
12919883Sandreas@sandberg.pp.se
12929883Sandreas@sandberg.pp.se                    //Table A-16 MIPS32 COP1 Encoding of Function 
12939883Sandreas@sandberg.pp.se                    //Field When rs=W
12949883Sandreas@sandberg.pp.se                    0x4: decode FUNCTION {
12959883Sandreas@sandberg.pp.se                        format FloatConvertOp {
12969883Sandreas@sandberg.pp.se                            0x20: cvt_s_w({{ val = Fs.uw; }}, ToSingle);
12979883Sandreas@sandberg.pp.se                            0x21: cvt_d_w({{ val = Fs.uw; }}, ToDouble);
12989883Sandreas@sandberg.pp.se                            0x26: CP1Unimpl::cvt_ps_w();
12999883Sandreas@sandberg.pp.se                        }
13009883Sandreas@sandberg.pp.se                        default: CP1Unimpl::unknown();
13019883Sandreas@sandberg.pp.se                    }
13029883Sandreas@sandberg.pp.se
13039883Sandreas@sandberg.pp.se                    //Table A-16 MIPS32 COP1 Encoding of Function Field
13049883Sandreas@sandberg.pp.se                    //When rs=L1
13059883Sandreas@sandberg.pp.se                    //Note: "1. Format type L is legal only if 64-bit
13069883Sandreas@sandberg.pp.se                    //floating point operations are enabled."
13079883Sandreas@sandberg.pp.se                    0x5: decode FUNCTION_HI {
13089883Sandreas@sandberg.pp.se                        format FloatConvertOp {
13099883Sandreas@sandberg.pp.se                            0x20: cvt_s_l({{ val = Fs.ud; }}, ToSingle);
13109883Sandreas@sandberg.pp.se                            0x21: cvt_d_l({{ val = Fs.ud; }}, ToDouble);
13119883Sandreas@sandberg.pp.se                            0x26: CP1Unimpl::cvt_ps_l();
13129883Sandreas@sandberg.pp.se                        }
13139883Sandreas@sandberg.pp.se                        default: CP1Unimpl::unknown();
13149883Sandreas@sandberg.pp.se                    }
13159883Sandreas@sandberg.pp.se
13169883Sandreas@sandberg.pp.se                    //Table A-17 MIPS64 COP1 Encoding of Function Field
13179883Sandreas@sandberg.pp.se                    //When rs=PS1
13189883Sandreas@sandberg.pp.se                    //Note: "1. Format type PS is legal only if 64-bit
13199883Sandreas@sandberg.pp.se                    //floating point operations are enabled. "
13209883Sandreas@sandberg.pp.se                    0x6: decode FUNCTION_HI {
13219883Sandreas@sandberg.pp.se                        0x0: decode FUNCTION_LO {
13229883Sandreas@sandberg.pp.se                            format Float64Op {
13239883Sandreas@sandberg.pp.se                                0x0: add_ps({{
13249883Sandreas@sandberg.pp.se                                    Fd1.sf = Fs1.sf + Ft2.sf;
13259883Sandreas@sandberg.pp.se                                    Fd2.sf = Fs2.sf + Ft2.sf;
13269883Sandreas@sandberg.pp.se                                }});
13279883Sandreas@sandberg.pp.se                                0x1: sub_ps({{
13289883Sandreas@sandberg.pp.se                                    Fd1.sf = Fs1.sf - Ft2.sf;
13299883Sandreas@sandberg.pp.se                                    Fd2.sf = Fs2.sf - Ft2.sf;
13309883Sandreas@sandberg.pp.se                                }});
13319883Sandreas@sandberg.pp.se                                0x2: mul_ps({{
13329883Sandreas@sandberg.pp.se                                    Fd1.sf = Fs1.sf * Ft2.sf;
13339883Sandreas@sandberg.pp.se                                    Fd2.sf = Fs2.sf * Ft2.sf;
13349883Sandreas@sandberg.pp.se                                }});
13359883Sandreas@sandberg.pp.se                                0x5: abs_ps({{
13369883Sandreas@sandberg.pp.se                                    Fd1.sf = fabs(Fs1.sf);
13379883Sandreas@sandberg.pp.se                                    Fd2.sf = fabs(Fs2.sf);
13389883Sandreas@sandberg.pp.se                                }});
13399883Sandreas@sandberg.pp.se                                0x6: mov_ps({{
13409883Sandreas@sandberg.pp.se                                    Fd1.sf = Fs1.sf;
13419883Sandreas@sandberg.pp.se                                    Fd2.sf = Fs2.sf;
13429883Sandreas@sandberg.pp.se                                }});
13439883Sandreas@sandberg.pp.se                                0x7: neg_ps({{
13449883Sandreas@sandberg.pp.se                                    Fd1.sf = -(Fs1.sf);
13459883Sandreas@sandberg.pp.se                                    Fd2.sf = -(Fs2.sf);
13469883Sandreas@sandberg.pp.se                                }});
13479883Sandreas@sandberg.pp.se                                default: CP1Unimpl::unknown();
13489883Sandreas@sandberg.pp.se                            }
13499883Sandreas@sandberg.pp.se                        }
13509883Sandreas@sandberg.pp.se                        0x1: CP1Unimpl::unknown();
13519883Sandreas@sandberg.pp.se                        0x2: decode FUNCTION_LO {
13529883Sandreas@sandberg.pp.se                            0x1: decode MOVCF {
135312155Sandreas.sandberg@arm.com                                format Float64Op {
135412155Sandreas.sandberg@arm.com                                    0x0: movf_ps({{
135512155Sandreas.sandberg@arm.com                                        Fd1 = (getCondCode(FCSR, CC) == 0) ?
13569883Sandreas@sandberg.pp.se                                            Fs1 : Fd1;
135712749Sgiacomo.travaglini@arm.com                                        Fd2 = (getCondCode(FCSR, CC+1) == 0) ?
135812749Sgiacomo.travaglini@arm.com                                            Fs2 : Fd2;
135912749Sgiacomo.travaglini@arm.com                                    }});
136012749Sgiacomo.travaglini@arm.com                                    0x1: movt_ps({{
136111629Smichael.lebeane@amd.com                                        Fd2 = (getCondCode(FCSR, CC) == 1) ?
13629883Sandreas@sandberg.pp.se                                            Fs1 : Fd1;
136311629Smichael.lebeane@amd.com                                        Fd2 = (getCondCode(FCSR, CC+1) == 1) ?
136411629Smichael.lebeane@amd.com                                            Fs2 : Fd2;
136511629Smichael.lebeane@amd.com                                    }});
136611629Smichael.lebeane@amd.com                                }
13679883Sandreas@sandberg.pp.se                            }
13689883Sandreas@sandberg.pp.se
13699883Sandreas@sandberg.pp.se                            format Float64Op {
13709883Sandreas@sandberg.pp.se                                0x2: movz_ps({{
13719883Sandreas@sandberg.pp.se                                    Fd1 = (getCondCode(FCSR, CC) == 0) ?
13729883Sandreas@sandberg.pp.se                                        Fs1 : Fd1;
13739883Sandreas@sandberg.pp.se                                    Fd2 = (getCondCode(FCSR, CC) == 0) ?
13749883Sandreas@sandberg.pp.se                                        Fs2 : Fd2;
13759883Sandreas@sandberg.pp.se                                }});
13769883Sandreas@sandberg.pp.se                                0x3: movn_ps({{
13779883Sandreas@sandberg.pp.se                                    Fd1 = (getCondCode(FCSR, CC) == 1) ?
13789883Sandreas@sandberg.pp.se                                        Fs1 : Fd1;
13799883Sandreas@sandberg.pp.se                                    Fd2 = (getCondCode(FCSR, CC) == 1) ?
13809883Sandreas@sandberg.pp.se                                        Fs2 : Fd2;
13819883Sandreas@sandberg.pp.se                                }});
13829883Sandreas@sandberg.pp.se                            }
13839883Sandreas@sandberg.pp.se                            default: CP1Unimpl::unknown();
13849883Sandreas@sandberg.pp.se                        }
13859883Sandreas@sandberg.pp.se                        0x3: CP1Unimpl::unknown();
13869883Sandreas@sandberg.pp.se                        0x4: decode FUNCTION_LO {
13879883Sandreas@sandberg.pp.se                            0x0: FloatOp::cvt_s_pu({{ Fd.sf = Fs2.sf; }});
13889883Sandreas@sandberg.pp.se                            default: CP1Unimpl::unknown();
13899883Sandreas@sandberg.pp.se                        }
13909883Sandreas@sandberg.pp.se
13919883Sandreas@sandberg.pp.se                        0x5: decode FUNCTION_LO {
13929883Sandreas@sandberg.pp.se                            0x0: FloatOp::cvt_s_pl({{ Fd.sf = Fs1.sf; }});
13939883Sandreas@sandberg.pp.se                            format Float64Op {
13949883Sandreas@sandberg.pp.se                                0x4: pll({{
13959883Sandreas@sandberg.pp.se                                    Fd.ud = (uint64_t)Fs1.uw << 32 | Ft1.uw;
13969883Sandreas@sandberg.pp.se                                }});
13979883Sandreas@sandberg.pp.se                                0x5: plu({{
13989883Sandreas@sandberg.pp.se                                    Fd.ud = (uint64_t)Fs1.uw << 32 | Ft2.uw;
13999883Sandreas@sandberg.pp.se                                }});
14009883Sandreas@sandberg.pp.se                                0x6: pul({{
14019883Sandreas@sandberg.pp.se                                    Fd.ud = (uint64_t)Fs2.uw << 32 | Ft1.uw;
14029883Sandreas@sandberg.pp.se                                }});
14039883Sandreas@sandberg.pp.se                                0x7: puu({{
14049883Sandreas@sandberg.pp.se                                    Fd.ud = (uint64_t)Fs2.uw << 32 | Ft2.uw;
14059883Sandreas@sandberg.pp.se                                }});
14069883Sandreas@sandberg.pp.se                            }
14079883Sandreas@sandberg.pp.se                            default: CP1Unimpl::unknown();
14089883Sandreas@sandberg.pp.se                        }
14099883Sandreas@sandberg.pp.se
14109883Sandreas@sandberg.pp.se                        0x6: decode FUNCTION_LO {
14119883Sandreas@sandberg.pp.se                            format FloatPSCompareOp {
14129883Sandreas@sandberg.pp.se                                0x0: c_f_ps({{ cond1 = 0; }}, {{ cond2 = 0; }},
14139883Sandreas@sandberg.pp.se                                            UnorderedFalse);
14149883Sandreas@sandberg.pp.se                                0x1: c_un_ps({{ cond1 = 0; }}, {{ cond2 = 0; }},
14159883Sandreas@sandberg.pp.se                                             UnorderedTrue);
14169883Sandreas@sandberg.pp.se                                0x2: c_eq_ps({{ cond1 = (Fs1.sf == Ft1.sf); }},
14179883Sandreas@sandberg.pp.se                                             {{ cond2 = (Fs2.sf == Ft2.sf); }},
14189883Sandreas@sandberg.pp.se                                             UnorderedFalse);
14199883Sandreas@sandberg.pp.se                                0x3: c_ueq_ps({{ cond1 = (Fs1.sf == Ft1.sf); }},
14209883Sandreas@sandberg.pp.se                                              {{ cond2 = (Fs2.sf == Ft2.sf); }},
14219883Sandreas@sandberg.pp.se                                              UnorderedTrue);
14229883Sandreas@sandberg.pp.se                                0x4: c_olt_ps({{ cond1 = (Fs1.sf < Ft1.sf); }},
14239883Sandreas@sandberg.pp.se                                              {{ cond2 = (Fs2.sf < Ft2.sf); }},
14249883Sandreas@sandberg.pp.se                                              UnorderedFalse);
14259883Sandreas@sandberg.pp.se                                0x5: c_ult_ps({{ cond1 = (Fs.sf < Ft.sf); }},
14269883Sandreas@sandberg.pp.se                                              {{ cond2 = (Fs2.sf < Ft2.sf); }},
14279883Sandreas@sandberg.pp.se                                              UnorderedTrue);
14289883Sandreas@sandberg.pp.se                                0x6: c_ole_ps({{ cond1 = (Fs.sf <= Ft.sf); }},
14299883Sandreas@sandberg.pp.se                                              {{ cond2 = (Fs2.sf <= Ft2.sf); }},
14309883Sandreas@sandberg.pp.se                                              UnorderedFalse);
14319883Sandreas@sandberg.pp.se                                0x7: c_ule_ps({{ cond1 = (Fs1.sf <= Ft1.sf); }},
14329883Sandreas@sandberg.pp.se                                              {{ cond2 = (Fs2.sf <= Ft2.sf); }},
14339883Sandreas@sandberg.pp.se                                              UnorderedTrue);
14349883Sandreas@sandberg.pp.se                            }
14359883Sandreas@sandberg.pp.se                        }
14369883Sandreas@sandberg.pp.se
14379883Sandreas@sandberg.pp.se                        0x7: decode FUNCTION_LO {
14389883Sandreas@sandberg.pp.se                            format FloatPSCompareOp {
14399883Sandreas@sandberg.pp.se                                0x0: c_sf_ps({{ cond1 = 0; }}, {{ cond2 = 0; }},
14409883Sandreas@sandberg.pp.se                                             UnorderedFalse, QnanException);
14419883Sandreas@sandberg.pp.se                                0x1: c_ngle_ps({{ cond1 = 0; }},
14429883Sandreas@sandberg.pp.se                                               {{ cond2 = 0; }},
14439883Sandreas@sandberg.pp.se                                               UnorderedTrue, QnanException);
14449883Sandreas@sandberg.pp.se                                0x2: c_seq_ps({{ cond1 = (Fs1.sf == Ft1.sf); }},
14459883Sandreas@sandberg.pp.se                                              {{ cond2 = (Fs2.sf == Ft2.sf); }},
14469883Sandreas@sandberg.pp.se                                              UnorderedFalse, QnanException);
14479883Sandreas@sandberg.pp.se                                0x3: c_ngl_ps({{ cond1 = (Fs1.sf == Ft1.sf); }},
14489883Sandreas@sandberg.pp.se                                              {{ cond2 = (Fs2.sf == Ft2.sf); }},
14499883Sandreas@sandberg.pp.se                                              UnorderedTrue, QnanException);
14509883Sandreas@sandberg.pp.se                                0x4: c_lt_ps({{ cond1 = (Fs1.sf < Ft1.sf); }},
14519883Sandreas@sandberg.pp.se                                             {{ cond2 = (Fs2.sf < Ft2.sf); }},
14529883Sandreas@sandberg.pp.se                                             UnorderedFalse, QnanException);
14539883Sandreas@sandberg.pp.se                                0x5: c_nge_ps({{ cond1 = (Fs1.sf < Ft1.sf); }},
14549883Sandreas@sandberg.pp.se                                              {{ cond2 = (Fs2.sf < Ft2.sf); }},
14559883Sandreas@sandberg.pp.se                                              UnorderedTrue, QnanException);
14569883Sandreas@sandberg.pp.se                                0x6: c_le_ps({{ cond1 = (Fs1.sf <= Ft1.sf); }},
14579883Sandreas@sandberg.pp.se                                             {{ cond2 = (Fs2.sf <= Ft2.sf); }},
14589883Sandreas@sandberg.pp.se                                             UnorderedFalse, QnanException);
14599883Sandreas@sandberg.pp.se                                0x7: c_ngt_ps({{ cond1 = (Fs1.sf <= Ft1.sf); }},
14609883Sandreas@sandberg.pp.se                                              {{ cond2 = (Fs2.sf <= Ft2.sf); }},
14619883Sandreas@sandberg.pp.se                                              UnorderedTrue, QnanException);
14629883Sandreas@sandberg.pp.se                            }
14639883Sandreas@sandberg.pp.se                        }
14649883Sandreas@sandberg.pp.se                    }
14659883Sandreas@sandberg.pp.se                }
14669883Sandreas@sandberg.pp.se                default: CP1Unimpl::unknown();
14679883Sandreas@sandberg.pp.se            }
14689883Sandreas@sandberg.pp.se        }
14699883Sandreas@sandberg.pp.se
14709883Sandreas@sandberg.pp.se        //Table A-19 MIPS32 COP2 Encoding of rs Field
14719883Sandreas@sandberg.pp.se        0x2: decode RS_MSB {
14729883Sandreas@sandberg.pp.se            format CP2Unimpl {
14739883Sandreas@sandberg.pp.se                0x0: decode RS_HI {
14749883Sandreas@sandberg.pp.se                    0x0: decode RS_LO {
14759883Sandreas@sandberg.pp.se                        0x0: mfc2();
14769883Sandreas@sandberg.pp.se                        0x2: cfc2();
14779883Sandreas@sandberg.pp.se                        0x3: mfhc2();
14789883Sandreas@sandberg.pp.se                        0x4: mtc2();
14799883Sandreas@sandberg.pp.se                        0x6: ctc2();
14809883Sandreas@sandberg.pp.se                        0x7: mftc2();
14819883Sandreas@sandberg.pp.se                        default: unknown();
14829883Sandreas@sandberg.pp.se                    }
14839883Sandreas@sandberg.pp.se
14849883Sandreas@sandberg.pp.se                    0x1: decode ND {
14859883Sandreas@sandberg.pp.se                        0x0: decode TF {
14869883Sandreas@sandberg.pp.se                            0x0: bc2f();
14879883Sandreas@sandberg.pp.se                            0x1: bc2t();
14889883Sandreas@sandberg.pp.se                            default: unknown();
14899883Sandreas@sandberg.pp.se                        }
14909883Sandreas@sandberg.pp.se
14919883Sandreas@sandberg.pp.se                        0x1: decode TF {
14929883Sandreas@sandberg.pp.se                            0x0: bc2fl();
14939883Sandreas@sandberg.pp.se                            0x1: bc2tl();
14949883Sandreas@sandberg.pp.se                            default: unknown();
14959883Sandreas@sandberg.pp.se                        }
14969883Sandreas@sandberg.pp.se                        default: unknown();
14979883Sandreas@sandberg.pp.se
14989883Sandreas@sandberg.pp.se                    }
14999883Sandreas@sandberg.pp.se                    default: unknown();
15009883Sandreas@sandberg.pp.se                }
15019883Sandreas@sandberg.pp.se                default: unknown();
15029883Sandreas@sandberg.pp.se            }
15039883Sandreas@sandberg.pp.se        }
15049883Sandreas@sandberg.pp.se
15059883Sandreas@sandberg.pp.se        //Table A-20 MIPS64 COP1X Encoding of Function Field 1
15069883Sandreas@sandberg.pp.se        //Note: "COP1X instructions are legal only if 64-bit floating point
15079883Sandreas@sandberg.pp.se        //operations are enabled."
15089883Sandreas@sandberg.pp.se        0x3: decode FUNCTION_HI {
15099883Sandreas@sandberg.pp.se            0x0: decode FUNCTION_LO {
15109883Sandreas@sandberg.pp.se                format LoadIndexedMemory {
15119883Sandreas@sandberg.pp.se                    0x0: lwxc1({{ Fd.uw = Mem.uw; }});
15129883Sandreas@sandberg.pp.se                    0x1: ldxc1({{ Fd.ud = Mem.ud; }});
15139883Sandreas@sandberg.pp.se                    0x5: luxc1({{ Fd.ud = Mem.ud; }},
15149883Sandreas@sandberg.pp.se                               {{ EA = (Rs + Rt) & ~7; }});
15159883Sandreas@sandberg.pp.se                }
15169883Sandreas@sandberg.pp.se            }
15179883Sandreas@sandberg.pp.se
15189883Sandreas@sandberg.pp.se            0x1: decode FUNCTION_LO {
15199883Sandreas@sandberg.pp.se                format StoreIndexedMemory {
15209883Sandreas@sandberg.pp.se                    0x0: swxc1({{ Mem.uw = Fs.uw; }});
15219883Sandreas@sandberg.pp.se                    0x1: sdxc1({{ Mem.ud = Fs.ud; }});
15229883Sandreas@sandberg.pp.se                    0x5: suxc1({{ Mem.ud = Fs.ud; }},
15239883Sandreas@sandberg.pp.se                               {{ EA = (Rs + Rt) & ~7; }});
15249883Sandreas@sandberg.pp.se                }
15259883Sandreas@sandberg.pp.se                0x7: Prefetch::prefx({{ EA = Rs + Rt; }});
15269883Sandreas@sandberg.pp.se            }
15279883Sandreas@sandberg.pp.se
15289883Sandreas@sandberg.pp.se            0x3: decode FUNCTION_LO {
15299883Sandreas@sandberg.pp.se                0x6: Float64Op::alnv_ps({{
15309883Sandreas@sandberg.pp.se                    if (Rs<2:0> == 0) {
15319883Sandreas@sandberg.pp.se                        Fd.ud = Fs.ud;
15329883Sandreas@sandberg.pp.se                    } else if (Rs<2:0> == 4) {
15339883Sandreas@sandberg.pp.se#if BYTE_ORDER == BIG_ENDIAN
15349883Sandreas@sandberg.pp.se                        Fd.ud = Fs.ud<31:0> << 32 | Ft.ud<63:32>;
15359883Sandreas@sandberg.pp.se#elif BYTE_ORDER == LITTLE_ENDIAN
15369883Sandreas@sandberg.pp.se                        Fd.ud = Ft.ud<31:0> << 32 | Fs.ud<63:32>;
15379883Sandreas@sandberg.pp.se#endif
15389883Sandreas@sandberg.pp.se                    } else {
15399883Sandreas@sandberg.pp.se                        Fd.ud = Fd.ud;
15409883Sandreas@sandberg.pp.se                    }
15419883Sandreas@sandberg.pp.se                }});
15429883Sandreas@sandberg.pp.se            }
15439883Sandreas@sandberg.pp.se
15449883Sandreas@sandberg.pp.se            format FloatAccOp {
15459883Sandreas@sandberg.pp.se                0x4: decode FUNCTION_LO {
15469883Sandreas@sandberg.pp.se                    0x0: madd_s({{ Fd.sf = (Fs.sf * Ft.sf) + Fr.sf; }});
15479883Sandreas@sandberg.pp.se                    0x1: madd_d({{ Fd.df = (Fs.df * Ft.df) + Fr.df; }});
154811363Sandreas@sandberg.pp.se                    0x6: madd_ps({{
15499883Sandreas@sandberg.pp.se                        Fd1.sf = (Fs1.df * Ft1.df) + Fr1.df;
15509883Sandreas@sandberg.pp.se                        Fd2.sf = (Fs2.df * Ft2.df) + Fr2.df;
15519883Sandreas@sandberg.pp.se                    }});
15529883Sandreas@sandberg.pp.se                }
15539883Sandreas@sandberg.pp.se
15549883Sandreas@sandberg.pp.se                0x5: decode FUNCTION_LO {
15559883Sandreas@sandberg.pp.se                    0x0: msub_s({{ Fd.sf = (Fs.sf * Ft.sf) - Fr.sf; }});
15569883Sandreas@sandberg.pp.se                    0x1: msub_d({{ Fd.df = (Fs.df * Ft.df) - Fr.df; }});
15579883Sandreas@sandberg.pp.se                    0x6: msub_ps({{
15589883Sandreas@sandberg.pp.se                        Fd1.sf = (Fs1.df * Ft1.df) - Fr1.df;
15599883Sandreas@sandberg.pp.se                        Fd2.sf = (Fs2.df * Ft2.df) - Fr2.df;
15609883Sandreas@sandberg.pp.se                    }});
15619883Sandreas@sandberg.pp.se                }
15629883Sandreas@sandberg.pp.se
15639883Sandreas@sandberg.pp.se                0x6: decode FUNCTION_LO {
15649883Sandreas@sandberg.pp.se                    0x0: nmadd_s({{ Fd.sf = (-1 * Fs.sf * Ft.sf) - Fr.sf; }});
15659883Sandreas@sandberg.pp.se                    0x1: nmadd_d({{ Fd.df = (-1 * Fs.df * Ft.df) + Fr.df; }});
15669883Sandreas@sandberg.pp.se                    0x6: nmadd_ps({{
15679883Sandreas@sandberg.pp.se                        Fd1.sf = -((Fs1.df * Ft1.df) + Fr1.df);
15689883Sandreas@sandberg.pp.se                        Fd2.sf = -((Fs2.df * Ft2.df) + Fr2.df);
15699883Sandreas@sandberg.pp.se                    }});
15709883Sandreas@sandberg.pp.se                }
15719883Sandreas@sandberg.pp.se
15729883Sandreas@sandberg.pp.se                0x7: decode FUNCTION_LO {
15739883Sandreas@sandberg.pp.se                    0x0: nmsub_s({{ Fd.sf = (-1 * Fs.sf * Ft.sf) - Fr.sf; }});
15749883Sandreas@sandberg.pp.se                    0x1: nmsub_d({{ Fd.df = (-1 * Fs.df * Ft.df) - Fr.df; }});
15759883Sandreas@sandberg.pp.se                    0x6: nmsub_ps({{
15769883Sandreas@sandberg.pp.se                        Fd1.sf = -((Fs1.df * Ft1.df) - Fr1.df);
15779883Sandreas@sandberg.pp.se                        Fd2.sf = -((Fs2.df * Ft2.df) - Fr2.df);
15789883Sandreas@sandberg.pp.se                    }});
15799883Sandreas@sandberg.pp.se                }
15809883Sandreas@sandberg.pp.se            }
15819883Sandreas@sandberg.pp.se        }
15829883Sandreas@sandberg.pp.se
15839883Sandreas@sandberg.pp.se        format Branch {
15849883Sandreas@sandberg.pp.se            0x4: beql({{ cond = (Rs.sw == Rt.sw); }}, Likely);
15859883Sandreas@sandberg.pp.se            0x5: bnel({{ cond = (Rs.sw != Rt.sw); }}, Likely);
15869883Sandreas@sandberg.pp.se            0x6: blezl({{ cond = (Rs.sw <= 0); }}, Likely);
15879883Sandreas@sandberg.pp.se            0x7: bgtzl({{ cond = (Rs.sw > 0); }}, Likely);
15889883Sandreas@sandberg.pp.se        }
15899883Sandreas@sandberg.pp.se    }
15909883Sandreas@sandberg.pp.se
15919883Sandreas@sandberg.pp.se    0x3: decode OPCODE_LO {
15929883Sandreas@sandberg.pp.se        //Table A-5 MIPS32 SPECIAL2 Encoding of Function Field
15939883Sandreas@sandberg.pp.se        0x4: decode FUNCTION_HI {
15949883Sandreas@sandberg.pp.se            0x0: decode FUNCTION_LO {
15959883Sandreas@sandberg.pp.se                0x2: IntOp::mul({{
15969883Sandreas@sandberg.pp.se                    int64_t temp1 = Rs.sd * Rt.sd;
15979883Sandreas@sandberg.pp.se                    Rd.sw = temp1<31:0>;
15989883Sandreas@sandberg.pp.se                }}, IntMultOp);
15999883Sandreas@sandberg.pp.se
16009883Sandreas@sandberg.pp.se                format HiLoRdSelValOp {
16019883Sandreas@sandberg.pp.se                    0x0: madd({{
16029883Sandreas@sandberg.pp.se                        val = ((int64_t)HI_RD_SEL << 32 | LO_RD_SEL) +
16039883Sandreas@sandberg.pp.se                              (Rs.sd * Rt.sd);
16049883Sandreas@sandberg.pp.se                    }}, IntMultOp);
16059883Sandreas@sandberg.pp.se                    0x1: maddu({{
16069883Sandreas@sandberg.pp.se                        val = ((uint64_t)HI_RD_SEL << 32 | LO_RD_SEL) +
16079883Sandreas@sandberg.pp.se                              (Rs.ud * Rt.ud);
16089883Sandreas@sandberg.pp.se                    }}, IntMultOp);
16099883Sandreas@sandberg.pp.se                    0x4: msub({{
16109883Sandreas@sandberg.pp.se                        val = ((int64_t)HI_RD_SEL << 32 | LO_RD_SEL) -
16119883Sandreas@sandberg.pp.se                              (Rs.sd * Rt.sd);
16129883Sandreas@sandberg.pp.se                    }}, IntMultOp);
16139883Sandreas@sandberg.pp.se                    0x5: msubu({{
16149883Sandreas@sandberg.pp.se                        val = ((uint64_t)HI_RD_SEL << 32 | LO_RD_SEL) -
16159883Sandreas@sandberg.pp.se                              (Rs.ud * Rt.ud);
16169883Sandreas@sandberg.pp.se                    }}, IntMultOp);
16179883Sandreas@sandberg.pp.se                }
16189883Sandreas@sandberg.pp.se            }
16199883Sandreas@sandberg.pp.se
16209883Sandreas@sandberg.pp.se            0x4: decode FUNCTION_LO {
16219883Sandreas@sandberg.pp.se                format BasicOp {
16229883Sandreas@sandberg.pp.se                    0x0: clz({{
16239883Sandreas@sandberg.pp.se                        int cnt = 32;
16249883Sandreas@sandberg.pp.se                        for (int idx = 31; idx >= 0; idx--) {
16259883Sandreas@sandberg.pp.se                            if (Rs<idx:idx> == 1) {
16269883Sandreas@sandberg.pp.se                                cnt = 31 - idx;
16279883Sandreas@sandberg.pp.se                                break;
16289883Sandreas@sandberg.pp.se                            }
16299883Sandreas@sandberg.pp.se                        }
16309883Sandreas@sandberg.pp.se                        Rd.uw = cnt;
16319883Sandreas@sandberg.pp.se                    }});
16329883Sandreas@sandberg.pp.se                    0x1: clo({{
16339883Sandreas@sandberg.pp.se                        int cnt = 32;
16349883Sandreas@sandberg.pp.se                        for (int idx = 31; idx >= 0; idx--) {
1635                            if (Rs<idx:idx> == 0) {
1636                                cnt = 31 - idx;
1637                                break;
1638                            }
1639                        }
1640                        Rd.uw = cnt;
1641                    }});
1642                }
1643            }
1644
1645            0x7: decode FUNCTION_LO {
1646                0x7: FailUnimpl::sdbbp();
1647            }
1648        }
1649
1650        //Table A-6 MIPS32 SPECIAL3 Encoding of Function Field for Release 2
1651        //of the Architecture
1652        0x7: decode FUNCTION_HI {
1653            0x0: decode FUNCTION_LO {
1654                format BasicOp {
1655                    0x0: ext({{ Rt.uw = bits(Rs.uw, MSB+LSB, LSB); }});
1656                    0x4: ins({{
1657                        Rt.uw = bits(Rt.uw, 31, MSB+1) << (MSB+1) |
1658                                bits(Rs.uw, MSB-LSB, 0) << LSB |
1659                                bits(Rt.uw, LSB-1, 0);
1660                    }});
1661                }
1662            }
1663
1664            0x1: decode FUNCTION_LO {
1665                format MT_Control {
1666                    0x0: fork({{
1667                        forkThread(xc->tcBase(), fault, RD, Rs, Rt);
1668                    }}, UserMode);
1669                    0x1: yield({{
1670                        Rd.sw = yieldThread(xc->tcBase(), fault, Rs.sw,
1671                                            YQMask);
1672                    }}, UserMode);
1673                }
1674
1675                //Table 5-9 MIPS32 LX Encoding of the op Field (DSP ASE MANUAL)
1676                0x2: decode OP_HI {
1677                    0x0: decode OP_LO {
1678                        format LoadIndexedMemory {
1679                            0x0: lwx({{ Rd.sw = Mem.sw; }});
1680                            0x4: lhx({{ Rd.sw = Mem.sh; }});
1681                            0x6: lbux({{ Rd.uw = Mem.ub; }});
1682                        }
1683                    }
1684                }
1685                0x4: DspIntOp::insv({{
1686                    int pos = dspctl<5:0>;
1687                    int size = dspctl<12:7> - 1;
1688                    Rt.uw = insertBits(Rt.uw, pos+size,
1689                                       pos, Rs.uw<size:0>);
1690                }});
1691            }
1692
1693            0x2: decode FUNCTION_LO {
1694
1695                //Table 5-5 MIPS32 ADDU.QB Encoding of the op Field
1696                //(DSP ASE MANUAL)
1697                0x0: decode OP_HI {
1698                    0x0: decode OP_LO {
1699                        format DspIntOp {
1700                            0x0: addu_qb({{
1701                                Rd.uw = dspAdd(Rs.uw, Rt.uw, SIMD_FMT_QB,
1702                                               NOSATURATE, UNSIGNED, &dspctl);
1703                            }});
1704                            0x1: subu_qb({{
1705                                Rd.uw = dspSub(Rs.uw, Rt.uw, SIMD_FMT_QB,
1706                                               NOSATURATE, UNSIGNED, &dspctl);
1707                            }});
1708                            0x4: addu_s_qb({{
1709                                Rd.uw = dspAdd(Rs.uw, Rt.uw, SIMD_FMT_QB,
1710                                               SATURATE, UNSIGNED, &dspctl);
1711                            }});
1712                            0x5: subu_s_qb({{
1713                                Rd.uw = dspSub(Rs.uw, Rt.uw, SIMD_FMT_QB,
1714                                               SATURATE, UNSIGNED, &dspctl);
1715                            }});
1716                            0x6: muleu_s_ph_qbl({{
1717                                Rd.uw = dspMuleu(Rs.uw, Rt.uw,
1718                                                 MODE_L, &dspctl);
1719                            }}, IntMultOp);
1720                            0x7: muleu_s_ph_qbr({{
1721                                Rd.uw = dspMuleu(Rs.uw, Rt.uw,
1722                                                 MODE_R, &dspctl);
1723                            }}, IntMultOp);
1724                        }
1725                    }
1726                    0x1: decode OP_LO {
1727                        format DspIntOp {
1728                            0x0: addu_ph({{
1729                                Rd.uw = dspAdd(Rs.uw, Rt.uw, SIMD_FMT_PH,
1730                                               NOSATURATE, UNSIGNED, &dspctl);
1731                            }});
1732                            0x1: subu_ph({{
1733                                Rd.uw = dspSub(Rs.uw, Rt.uw, SIMD_FMT_PH,
1734                                               NOSATURATE, UNSIGNED, &dspctl);
1735                            }});
1736                            0x2: addq_ph({{
1737                                Rd.uw = dspAdd(Rs.uw, Rt.uw, SIMD_FMT_PH,
1738                                               NOSATURATE, SIGNED, &dspctl);
1739                            }});
1740                            0x3: subq_ph({{
1741                                Rd.uw = dspSub(Rs.uw, Rt.uw, SIMD_FMT_PH,
1742                                               NOSATURATE, SIGNED, &dspctl);
1743                            }});
1744                            0x4: addu_s_ph({{
1745                                Rd.uw = dspAdd(Rs.uw, Rt.uw, SIMD_FMT_PH,
1746                                               SATURATE, UNSIGNED, &dspctl);
1747                            }});
1748                            0x5: subu_s_ph({{
1749                                Rd.uw = dspSub(Rs.uw, Rt.uw, SIMD_FMT_PH,
1750                                               SATURATE, UNSIGNED, &dspctl);
1751                            }});
1752                            0x6: addq_s_ph({{
1753                                Rd.uw = dspAdd(Rs.uw, Rt.uw, SIMD_FMT_PH,
1754                                               SATURATE, SIGNED, &dspctl);
1755                            }});
1756                            0x7: subq_s_ph({{
1757                                Rd.uw = dspSub(Rs.uw, Rt.uw, SIMD_FMT_PH,
1758                                               SATURATE, SIGNED, &dspctl);
1759                            }});
1760                        }
1761                    }
1762                    0x2: decode OP_LO {
1763                        format DspIntOp {
1764                            0x0: addsc({{
1765                                int64_t dresult;
1766                                dresult = Rs.ud + Rt.ud;
1767                                Rd.sw = dresult<31:0>;
1768                                dspctl = insertBits(dspctl, 13, 13,
1769                                                    dresult<32:32>);
1770                            }});
1771                            0x1: addwc({{
1772                                int64_t dresult;
1773                                dresult = Rs.sd + Rt.sd + dspctl<13:13>;
1774                                Rd.sw = dresult<31:0>;
1775                                if (dresult<32:32> != dresult<31:31>)
1776                                    dspctl = insertBits(dspctl, 20, 20, 1);
1777                            }});
1778                            0x2: modsub({{
1779                                Rd.sw = (Rs.sw == 0) ? Rt.sw<23:8> :
1780                                                       Rs.sw - Rt.sw<7:0>;
1781                            }});
1782                            0x4: raddu_w_qb({{
1783                                Rd.uw = Rs.uw<31:24> + Rs.uw<23:16> +
1784                                        Rs.uw<15:8> + Rs.uw<7:0>;
1785                            }});
1786                            0x6: addq_s_w({{
1787                                Rd.sw = dspAdd(Rs.sw, Rt.sw, SIMD_FMT_W,
1788                                               SATURATE, SIGNED, &dspctl);
1789                            }});
1790                            0x7: subq_s_w({{
1791                                Rd.sw = dspSub(Rs.sw, Rt.sw, SIMD_FMT_W,
1792                                               SATURATE, SIGNED, &dspctl);
1793                            }});
1794                        }
1795                    }
1796                    0x3: decode OP_LO {
1797                        format DspIntOp {
1798                            0x4: muleq_s_w_phl({{
1799                                Rd.sw = dspMuleq(Rs.sw, Rt.sw,
1800                                                 MODE_L, &dspctl);
1801                            }}, IntMultOp);
1802                            0x5: muleq_s_w_phr({{
1803                                Rd.sw = dspMuleq(Rs.sw, Rt.sw,
1804                                                 MODE_R, &dspctl);
1805                            }}, IntMultOp);
1806                            0x6: mulq_s_ph({{
1807                                Rd.sw = dspMulq(Rs.sw, Rt.sw, SIMD_FMT_PH,
1808                                                SATURATE, NOROUND, &dspctl);
1809                            }}, IntMultOp);
1810                            0x7: mulq_rs_ph({{
1811                                Rd.sw = dspMulq(Rs.sw, Rt.sw, SIMD_FMT_PH,
1812                                                SATURATE, ROUND, &dspctl);
1813                            }}, IntMultOp);
1814                        }
1815                    }
1816                }
1817
1818                //Table 5-6 MIPS32 CMPU_EQ_QB Encoding of the op Field
1819                //(DSP ASE MANUAL)
1820                0x1: decode OP_HI {
1821                    0x0: decode OP_LO {
1822                        format DspIntOp {
1823                            0x0: cmpu_eq_qb({{
1824                                dspCmp(Rs.uw, Rt.uw, SIMD_FMT_QB,
1825                                       UNSIGNED, CMP_EQ, &dspctl);
1826                            }});
1827                            0x1: cmpu_lt_qb({{
1828                                dspCmp(Rs.uw, Rt.uw, SIMD_FMT_QB,
1829                                       UNSIGNED, CMP_LT, &dspctl);
1830                            }});
1831                            0x2: cmpu_le_qb({{
1832                                dspCmp(Rs.uw, Rt.uw, SIMD_FMT_QB,
1833                                       UNSIGNED, CMP_LE, &dspctl);
1834                            }});
1835                            0x3: pick_qb({{
1836                                Rd.uw = dspPick(Rs.uw, Rt.uw,
1837                                                SIMD_FMT_QB, &dspctl);
1838                            }});
1839                            0x4: cmpgu_eq_qb({{
1840                                Rd.uw = dspCmpg(Rs.uw, Rt.uw, SIMD_FMT_QB,
1841                                                UNSIGNED, CMP_EQ );
1842                            }});
1843                            0x5: cmpgu_lt_qb({{
1844                                Rd.uw = dspCmpg(Rs.uw, Rt.uw, SIMD_FMT_QB,
1845                                                UNSIGNED, CMP_LT);
1846                            }});
1847                            0x6: cmpgu_le_qb({{
1848                                Rd.uw = dspCmpg(Rs.uw, Rt.uw, SIMD_FMT_QB,
1849                                                UNSIGNED, CMP_LE);
1850                            }});
1851                        }
1852                    }
1853                    0x1: decode OP_LO {
1854                        format DspIntOp {
1855                            0x0: cmp_eq_ph({{
1856                                dspCmp(Rs.uw, Rt.uw, SIMD_FMT_PH,
1857                                       SIGNED, CMP_EQ, &dspctl);
1858                            }});
1859                            0x1: cmp_lt_ph({{
1860                                dspCmp(Rs.uw, Rt.uw, SIMD_FMT_PH,
1861                                       SIGNED, CMP_LT, &dspctl);
1862                            }});
1863                            0x2: cmp_le_ph({{
1864                                dspCmp(Rs.uw, Rt.uw, SIMD_FMT_PH,
1865                                       SIGNED, CMP_LE, &dspctl);
1866                            }});
1867                            0x3: pick_ph({{
1868                                Rd.uw = dspPick(Rs.uw, Rt.uw,
1869                                                SIMD_FMT_PH, &dspctl);
1870                            }});
1871                            0x4: precrq_qb_ph({{
1872                                Rd.uw = Rs.uw<31:24> << 24 |
1873                                        Rs.uw<15:8> << 16 |
1874                                        Rt.uw<31:24> << 8 |
1875                                        Rt.uw<15:8>;
1876                            }});
1877                            0x5: precr_qb_ph({{
1878                                Rd.uw = Rs.uw<23:16> << 24 |
1879                                        Rs.uw<7:0> << 16 |
1880                                        Rt.uw<23:16> << 8 |
1881                                        Rt.uw<7:0>;
1882                            }});
1883                            0x6: packrl_ph({{
1884                                Rd.uw = dspPack(Rs.uw, Rt.uw, SIMD_FMT_PH);
1885                            }});
1886                            0x7: precrqu_s_qb_ph({{
1887                                Rd.uw = dspPrecrqu(Rs.uw, Rt.uw, &dspctl);
1888                            }});
1889                        }
1890                    }
1891                    0x2: decode OP_LO {
1892                        format DspIntOp {
1893                            0x4: precrq_ph_w({{
1894                                Rd.uw = Rs.uw<31:16> << 16 | Rt.uw<31:16>;
1895                            }});
1896                            0x5: precrq_rs_ph_w({{
1897                                Rd.uw = dspPrecrq(Rs.uw, Rt.uw,
1898                                                  SIMD_FMT_W, &dspctl);
1899                            }});
1900                        }
1901                    }
1902                    0x3: decode OP_LO {
1903                        format DspIntOp {
1904                            0x0: cmpgdu_eq_qb({{
1905                                Rd.uw = dspCmpgd(Rs.uw, Rt.uw, SIMD_FMT_QB,
1906                                                 UNSIGNED, CMP_EQ, &dspctl);
1907                            }});
1908                            0x1: cmpgdu_lt_qb({{
1909                                Rd.uw = dspCmpgd(Rs.uw, Rt.uw, SIMD_FMT_QB,
1910                                                 UNSIGNED, CMP_LT, &dspctl);
1911                            }});
1912                            0x2: cmpgdu_le_qb({{
1913                                Rd.uw = dspCmpgd(Rs.uw, Rt.uw, SIMD_FMT_QB,
1914                                                 UNSIGNED, CMP_LE, &dspctl);
1915                            }});
1916                            0x6: precr_sra_ph_w({{
1917                                Rt.uw = dspPrecrSra(Rt.uw, Rs.uw, RD,
1918                                                    SIMD_FMT_W, NOROUND);
1919                            }});
1920                            0x7: precr_sra_r_ph_w({{
1921                                Rt.uw = dspPrecrSra(Rt.uw, Rs.uw, RD,
1922                                                    SIMD_FMT_W, ROUND); 
1923                            }});
1924                        }
1925                    }
1926                }
1927
1928                //Table 5-7 MIPS32 ABSQ_S.PH Encoding of the op Field
1929                //(DSP ASE MANUAL)
1930                0x2: decode OP_HI {
1931                    0x0: decode OP_LO {
1932                        format DspIntOp {
1933                            0x1: absq_s_qb({{
1934                                Rd.sw = dspAbs(Rt.sw, SIMD_FMT_QB, &dspctl);
1935                            }});
1936                            0x2: repl_qb({{
1937                                Rd.uw = RS_RT<7:0> << 24 |
1938                                        RS_RT<7:0> << 16 |
1939                                        RS_RT<7:0> << 8 |
1940                                        RS_RT<7:0>;
1941                            }});
1942                            0x3: replv_qb({{
1943                                Rd.sw = Rt.uw<7:0> << 24 |
1944                                        Rt.uw<7:0> << 16 |
1945                                        Rt.uw<7:0> << 8 |
1946                                        Rt.uw<7:0>;
1947                            }});
1948                            0x4: precequ_ph_qbl({{
1949                                Rd.uw = dspPrece(Rt.uw, SIMD_FMT_QB, UNSIGNED,
1950                                                 SIMD_FMT_PH, SIGNED, MODE_L);
1951                            }});
1952                            0x5: precequ_ph_qbr({{
1953                                Rd.uw = dspPrece(Rt.uw, SIMD_FMT_QB, UNSIGNED,
1954                                                 SIMD_FMT_PH, SIGNED, MODE_R);
1955                            }});
1956                            0x6: precequ_ph_qbla({{
1957                                Rd.uw = dspPrece(Rt.uw, SIMD_FMT_QB, UNSIGNED,
1958                                                 SIMD_FMT_PH, SIGNED, MODE_LA);
1959                            }});
1960                            0x7: precequ_ph_qbra({{
1961                                Rd.uw = dspPrece(Rt.uw, SIMD_FMT_QB, UNSIGNED,
1962                                                 SIMD_FMT_PH, SIGNED, MODE_RA);
1963                            }});
1964                        }
1965                    }
1966                    0x1: decode OP_LO {
1967                        format DspIntOp {
1968                            0x1: absq_s_ph({{
1969                                Rd.sw = dspAbs(Rt.sw, SIMD_FMT_PH, &dspctl);
1970                            }});
1971                            0x2: repl_ph({{
1972                                Rd.uw = (sext<10>(RS_RT))<15:0> << 16 |
1973                                        (sext<10>(RS_RT))<15:0>;
1974                            }});
1975                            0x3: replv_ph({{
1976                                Rd.uw = Rt.uw<15:0> << 16 |
1977                                        Rt.uw<15:0>;
1978                            }});
1979                            0x4: preceq_w_phl({{
1980                                Rd.uw = dspPrece(Rt.uw, SIMD_FMT_PH, SIGNED,
1981                                                 SIMD_FMT_W, SIGNED, MODE_L);
1982                            }});
1983                            0x5: preceq_w_phr({{
1984                                Rd.uw = dspPrece(Rt.uw, SIMD_FMT_PH, SIGNED,
1985                                                 SIMD_FMT_W, SIGNED, MODE_R);
1986                            }});
1987                        }
1988                    }
1989                    0x2: decode OP_LO {
1990                        format DspIntOp {
1991                            0x1: absq_s_w({{
1992                                Rd.sw = dspAbs(Rt.sw, SIMD_FMT_W, &dspctl);
1993                            }});
1994                        }
1995                    }
1996                    0x3: decode OP_LO {
1997                        0x3: IntOp::bitrev({{
1998                            Rd.uw = bitrev( Rt.uw<15:0> );
1999                        }});
2000                        format DspIntOp {
2001                            0x4: preceu_ph_qbl({{
2002                                Rd.uw = dspPrece(Rt.uw, SIMD_FMT_QB,
2003                                                 UNSIGNED, SIMD_FMT_PH,
2004                                                 UNSIGNED, MODE_L);
2005                            }});
2006                            0x5: preceu_ph_qbr({{
2007                                Rd.uw = dspPrece(Rt.uw, SIMD_FMT_QB,
2008                                                 UNSIGNED, SIMD_FMT_PH,
2009                                                 UNSIGNED, MODE_R );
2010                            }});
2011                            0x6: preceu_ph_qbla({{
2012                                Rd.uw = dspPrece(Rt.uw, SIMD_FMT_QB,
2013                                                 UNSIGNED, SIMD_FMT_PH,
2014                                                 UNSIGNED, MODE_LA );
2015                            }});
2016                            0x7: preceu_ph_qbra({{
2017                                Rd.uw = dspPrece(Rt.uw, SIMD_FMT_QB,
2018                                                 UNSIGNED, SIMD_FMT_PH,
2019                                                 UNSIGNED, MODE_RA);
2020                            }});
2021                        }
2022                    }
2023                }
2024
2025                //Table 5-8 MIPS32 SHLL.QB Encoding of the op Field
2026                //(DSP ASE MANUAL)
2027                0x3: decode OP_HI {
2028                    0x0: decode OP_LO {
2029                        format DspIntOp {
2030                            0x0: shll_qb({{
2031                                Rd.sw = dspShll(Rt.sw, RS, SIMD_FMT_QB,
2032                                                NOSATURATE, UNSIGNED, &dspctl);
2033                            }});
2034                            0x1: shrl_qb({{
2035                                Rd.sw = dspShrl(Rt.sw, RS, SIMD_FMT_QB,
2036                                                UNSIGNED);
2037                            }});
2038                            0x2: shllv_qb({{
2039                                Rd.sw = dspShll(Rt.sw, Rs.sw, SIMD_FMT_QB,
2040                                                NOSATURATE, UNSIGNED, &dspctl);
2041                            }});
2042                            0x3: shrlv_qb({{
2043                                Rd.sw = dspShrl(Rt.sw, Rs.sw, SIMD_FMT_QB,
2044                                                UNSIGNED);
2045                            }});
2046                            0x4: shra_qb({{
2047                                Rd.sw = dspShra(Rt.sw, RS, SIMD_FMT_QB,
2048                                                NOROUND, SIGNED, &dspctl);
2049                            }});
2050                            0x5: shra_r_qb({{
2051                                Rd.sw = dspShra(Rt.sw, RS, SIMD_FMT_QB,
2052                                                ROUND, SIGNED, &dspctl);
2053                            }});
2054                            0x6: shrav_qb({{
2055                                Rd.sw = dspShra(Rt.sw, Rs.sw, SIMD_FMT_QB,
2056                                                NOROUND, SIGNED, &dspctl);
2057                            }});
2058                            0x7: shrav_r_qb({{
2059                                Rd.sw = dspShra(Rt.sw, Rs.sw, SIMD_FMT_QB,
2060                                                ROUND, SIGNED, &dspctl);
2061                            }});
2062                        }
2063                    }
2064                    0x1: decode OP_LO {
2065                        format DspIntOp {
2066                            0x0: shll_ph({{
2067                                Rd.uw = dspShll(Rt.uw, RS, SIMD_FMT_PH,
2068                                                NOSATURATE, SIGNED, &dspctl);
2069                            }});
2070                            0x1: shra_ph({{
2071                                Rd.sw = dspShra(Rt.sw, RS, SIMD_FMT_PH,
2072                                                NOROUND, SIGNED, &dspctl);
2073                            }});
2074                            0x2: shllv_ph({{
2075                                Rd.sw = dspShll(Rt.sw, Rs.sw, SIMD_FMT_PH,
2076                                                NOSATURATE, SIGNED, &dspctl);
2077                            }});
2078                            0x3: shrav_ph({{
2079                                Rd.sw = dspShra(Rt.sw, Rs.sw, SIMD_FMT_PH,
2080                                                NOROUND, SIGNED, &dspctl);
2081                            }});
2082                            0x4: shll_s_ph({{
2083                                Rd.sw = dspShll(Rt.sw, RS, SIMD_FMT_PH,
2084                                                SATURATE, SIGNED, &dspctl);
2085                            }});
2086                            0x5: shra_r_ph({{
2087                                Rd.sw = dspShra(Rt.sw, RS, SIMD_FMT_PH,
2088                                                ROUND, SIGNED, &dspctl);
2089                            }});
2090                            0x6: shllv_s_ph({{
2091                                Rd.sw = dspShll(Rt.sw, Rs.sw, SIMD_FMT_PH,
2092                                                SATURATE, SIGNED, &dspctl);
2093                            }});
2094                            0x7: shrav_r_ph({{
2095                                Rd.sw = dspShra(Rt.sw, Rs.sw, SIMD_FMT_PH,
2096                                                ROUND, SIGNED, &dspctl);
2097                            }});
2098                        }
2099                    }
2100                    0x2: decode OP_LO {
2101                        format DspIntOp {
2102                            0x4: shll_s_w({{
2103                                Rd.sw = dspShll(Rt.sw, RS, SIMD_FMT_W,
2104                                                SATURATE, SIGNED, &dspctl);
2105                            }});
2106                            0x5: shra_r_w({{
2107                                Rd.sw = dspShra(Rt.sw, RS, SIMD_FMT_W,
2108                                                ROUND, SIGNED, &dspctl);
2109                            }});
2110                            0x6: shllv_s_w({{
2111                                Rd.sw = dspShll(Rt.sw, Rs.sw, SIMD_FMT_W,
2112                                                SATURATE, SIGNED, &dspctl);
2113                            }});
2114                            0x7: shrav_r_w({{
2115                                Rd.sw = dspShra(Rt.sw, Rs.sw, SIMD_FMT_W,
2116                                                ROUND, SIGNED, &dspctl);
2117                            }});
2118                        }
2119                    }
2120                    0x3: decode OP_LO {
2121                        format DspIntOp {
2122                            0x1: shrl_ph({{
2123                                Rd.sw = dspShrl(Rt.sw, RS, SIMD_FMT_PH,
2124                                                UNSIGNED);
2125                            }});
2126                            0x3: shrlv_ph({{
2127                                Rd.sw = dspShrl(Rt.sw, Rs.sw, SIMD_FMT_PH,
2128                                                UNSIGNED);
2129                            }});
2130                        }
2131                    }
2132                }
2133            }
2134
2135            0x3: decode FUNCTION_LO {
2136
2137                //Table 3.12 MIPS32 ADDUH.QB Encoding of the op Field
2138                //(DSP ASE Rev2 Manual)
2139                0x0: decode OP_HI {
2140                    0x0: decode OP_LO {
2141                        format DspIntOp {
2142                            0x0: adduh_qb({{
2143                                Rd.uw = dspAddh(Rs.sw, Rt.sw, SIMD_FMT_QB,
2144                                                NOROUND, UNSIGNED);
2145                            }});
2146                            0x1: subuh_qb({{
2147                                Rd.uw = dspSubh(Rs.sw, Rt.sw, SIMD_FMT_QB,
2148                                                NOROUND, UNSIGNED);
2149                            }});
2150                            0x2: adduh_r_qb({{
2151                                Rd.uw = dspAddh(Rs.sw, Rt.sw, SIMD_FMT_QB,
2152                                                ROUND, UNSIGNED);
2153                            }});
2154                            0x3: subuh_r_qb({{
2155                                Rd.uw = dspSubh(Rs.sw, Rt.sw, SIMD_FMT_QB,
2156                                                ROUND, UNSIGNED);
2157                            }});
2158                        }
2159                    }
2160                    0x1: decode OP_LO {
2161                        format DspIntOp {
2162                            0x0: addqh_ph({{
2163                                Rd.uw = dspAddh(Rs.sw, Rt.sw, SIMD_FMT_PH,
2164                                                NOROUND, SIGNED);
2165                            }});
2166                            0x1: subqh_ph({{
2167                                Rd.uw = dspSubh(Rs.sw, Rt.sw, SIMD_FMT_PH,
2168                                                NOROUND, SIGNED);
2169                            }});
2170                            0x2: addqh_r_ph({{
2171                                Rd.uw = dspAddh(Rs.sw, Rt.sw, SIMD_FMT_PH,
2172                                                ROUND, SIGNED);
2173                            }});
2174                            0x3: subqh_r_ph({{
2175                                Rd.uw = dspSubh(Rs.sw, Rt.sw, SIMD_FMT_PH,
2176                                                ROUND, SIGNED);
2177                            }});
2178                            0x4: mul_ph({{
2179                                Rd.sw = dspMul(Rs.sw, Rt.sw, SIMD_FMT_PH,
2180                                               NOSATURATE, &dspctl);
2181                            }}, IntMultOp);
2182                            0x6: mul_s_ph({{
2183                                Rd.sw = dspMul(Rs.sw, Rt.sw, SIMD_FMT_PH,
2184                                               SATURATE, &dspctl);
2185                            }}, IntMultOp);
2186                        }
2187                    }
2188                    0x2: decode OP_LO {
2189                        format DspIntOp {
2190                            0x0: addqh_w({{
2191                                Rd.uw = dspAddh(Rs.sw, Rt.sw, SIMD_FMT_W,
2192                                                NOROUND, SIGNED);
2193                            }});
2194                            0x1: subqh_w({{
2195                                Rd.uw = dspSubh(Rs.sw, Rt.sw, SIMD_FMT_W,
2196                                                NOROUND, SIGNED);
2197                            }});
2198                            0x2: addqh_r_w({{
2199                                Rd.uw = dspAddh(Rs.sw, Rt.sw, SIMD_FMT_W,
2200                                                ROUND, SIGNED);
2201                            }});
2202                            0x3: subqh_r_w({{
2203                                Rd.uw = dspSubh(Rs.sw, Rt.sw, SIMD_FMT_W,
2204                                                ROUND, SIGNED);
2205                            }});
2206                            0x6: mulq_s_w({{
2207                                Rd.sw = dspMulq(Rs.sw, Rt.sw, SIMD_FMT_W,
2208                                                SATURATE, NOROUND, &dspctl);
2209                            }}, IntMultOp);
2210                            0x7: mulq_rs_w({{
2211                                Rd.sw = dspMulq(Rs.sw, Rt.sw, SIMD_FMT_W,
2212                                                SATURATE, ROUND, &dspctl);
2213                            }}, IntMultOp);
2214                        }
2215                    }
2216                }
2217            }
2218
2219            //Table A-10 MIPS32 BSHFL Encoding of sa Field
2220            0x4: decode SA {
2221                format BasicOp {
2222                    0x02: wsbh({{
2223                        Rd.uw = Rt.uw<23:16> << 24 |
2224                                Rt.uw<31:24> << 16 |
2225                                Rt.uw<7:0>   << 8  |
2226                                Rt.uw<15:8>;
2227                    }});
2228                    0x10: seb({{ Rd.sw = Rt.sb; }});
2229                    0x18: seh({{ Rd.sw = Rt.sh; }});
2230                }
2231            }
2232
2233            0x6: decode FUNCTION_LO {
2234
2235                //Table 5-10 MIPS32 DPAQ.W.PH Encoding of the op Field
2236                //(DSP ASE MANUAL)
2237                0x0: decode OP_HI {
2238                    0x0: decode OP_LO {
2239                        format DspHiLoOp {
2240                            0x0: dpa_w_ph({{
2241                                dspac = dspDpa(dspac, Rs.sw, Rt.sw, ACDST,
2242                                               SIMD_FMT_PH, SIGNED, MODE_L);
2243                            }}, IntMultOp);
2244                            0x1: dps_w_ph({{
2245                                dspac = dspDps(dspac, Rs.sw, Rt.sw, ACDST,
2246                                               SIMD_FMT_PH, SIGNED, MODE_L);
2247                            }}, IntMultOp);
2248                            0x2: mulsa_w_ph({{
2249                                dspac = dspMulsa(dspac, Rs.sw, Rt.sw,
2250                                                 ACDST, SIMD_FMT_PH );
2251                            }}, IntMultOp);
2252                            0x3: dpau_h_qbl({{
2253                                dspac = dspDpa(dspac, Rs.sw, Rt.sw, ACDST,
2254                                               SIMD_FMT_QB, UNSIGNED, MODE_L);
2255                            }}, IntMultOp);
2256                            0x4: dpaq_s_w_ph({{
2257                                dspac = dspDpaq(dspac, Rs.sw, Rt.sw,
2258                                                ACDST, SIMD_FMT_PH,
2259                                                SIMD_FMT_W, NOSATURATE,
2260                                                MODE_L, &dspctl);
2261                            }}, IntMultOp);
2262                            0x5: dpsq_s_w_ph({{
2263                                dspac = dspDpsq(dspac, Rs.sw, Rt.sw,
2264                                                ACDST, SIMD_FMT_PH,
2265                                                SIMD_FMT_W, NOSATURATE,
2266                                                MODE_L, &dspctl);
2267                            }}, IntMultOp);
2268                            0x6: mulsaq_s_w_ph({{
2269                                dspac = dspMulsaq(dspac, Rs.sw, Rt.sw,
2270                                                  ACDST, SIMD_FMT_PH,
2271                                                  &dspctl);
2272                            }}, IntMultOp);
2273                            0x7: dpau_h_qbr({{
2274                                dspac = dspDpa(dspac, Rs.sw, Rt.sw, ACDST,
2275                                               SIMD_FMT_QB, UNSIGNED, MODE_R);
2276                            }}, IntMultOp);
2277                        }
2278                    }
2279                    0x1: decode OP_LO {
2280                        format DspHiLoOp {
2281                            0x0: dpax_w_ph({{
2282                                dspac = dspDpa(dspac, Rs.sw, Rt.sw, ACDST,
2283                                               SIMD_FMT_PH, SIGNED, MODE_X);
2284                            }}, IntMultOp);
2285                            0x1: dpsx_w_ph({{
2286                                dspac = dspDps(dspac, Rs.sw, Rt.sw, ACDST,
2287                                               SIMD_FMT_PH, SIGNED, MODE_X);
2288                            }}, IntMultOp);
2289                            0x3: dpsu_h_qbl({{
2290                                dspac = dspDps(dspac, Rs.sw, Rt.sw, ACDST,
2291                                               SIMD_FMT_QB, UNSIGNED, MODE_L);
2292                            }}, IntMultOp);
2293                            0x4: dpaq_sa_l_w({{
2294                                dspac = dspDpaq(dspac, Rs.sw, Rt.sw,
2295                                                ACDST, SIMD_FMT_W,
2296                                                SIMD_FMT_L, SATURATE,
2297                                                MODE_L, &dspctl);
2298                            }}, IntMultOp);
2299                            0x5: dpsq_sa_l_w({{
2300                                dspac = dspDpsq(dspac, Rs.sw, Rt.sw,
2301                                                ACDST, SIMD_FMT_W,
2302                                                SIMD_FMT_L, SATURATE,
2303                                                MODE_L, &dspctl);
2304                            }}, IntMultOp);
2305                            0x7: dpsu_h_qbr({{
2306                                dspac = dspDps(dspac, Rs.sw, Rt.sw, ACDST,
2307                                               SIMD_FMT_QB, UNSIGNED, MODE_R);
2308                            }}, IntMultOp);
2309                        }
2310                    }
2311                    0x2: decode OP_LO {
2312                        format DspHiLoOp {
2313                            0x0: maq_sa_w_phl({{
2314                                dspac = dspMaq(dspac, Rs.uw, Rt.uw,
2315                                               ACDST, SIMD_FMT_PH,
2316                                               MODE_L, SATURATE, &dspctl);
2317                            }}, IntMultOp);
2318                            0x2: maq_sa_w_phr({{
2319                                dspac = dspMaq(dspac, Rs.uw, Rt.uw,
2320                                               ACDST, SIMD_FMT_PH,
2321                                               MODE_R, SATURATE, &dspctl);
2322                            }}, IntMultOp);
2323                            0x4: maq_s_w_phl({{
2324                                dspac = dspMaq(dspac, Rs.uw, Rt.uw,
2325                                               ACDST, SIMD_FMT_PH,
2326                                               MODE_L, NOSATURATE, &dspctl);
2327                            }}, IntMultOp);
2328                            0x6: maq_s_w_phr({{
2329                                dspac = dspMaq(dspac, Rs.uw, Rt.uw,
2330                                               ACDST, SIMD_FMT_PH,
2331                                               MODE_R, NOSATURATE, &dspctl);
2332                            }}, IntMultOp);
2333                        }
2334                    }
2335                    0x3: decode OP_LO {
2336                        format DspHiLoOp {
2337                            0x0: dpaqx_s_w_ph({{
2338                                dspac = dspDpaq(dspac, Rs.sw, Rt.sw,
2339                                                ACDST, SIMD_FMT_PH,
2340                                                SIMD_FMT_W, NOSATURATE,
2341                                                MODE_X, &dspctl);
2342                            }}, IntMultOp);
2343                            0x1: dpsqx_s_w_ph({{
2344                                dspac = dspDpsq(dspac, Rs.sw, Rt.sw,
2345                                                ACDST, SIMD_FMT_PH,
2346                                                SIMD_FMT_W, NOSATURATE,
2347                                                MODE_X, &dspctl);
2348                            }}, IntMultOp);
2349                            0x2: dpaqx_sa_w_ph({{
2350                                dspac = dspDpaq(dspac, Rs.sw, Rt.sw,
2351                                                ACDST, SIMD_FMT_PH,
2352                                                SIMD_FMT_W, SATURATE,
2353                                                MODE_X, &dspctl);
2354                            }}, IntMultOp);
2355                            0x3: dpsqx_sa_w_ph({{
2356                                dspac = dspDpsq(dspac, Rs.sw, Rt.sw,
2357                                                ACDST, SIMD_FMT_PH,
2358                                                SIMD_FMT_W, SATURATE,
2359                                                MODE_X, &dspctl);
2360                            }}, IntMultOp);
2361                        }
2362                    }
2363                }
2364
2365                //Table 3.3 MIPS32 APPEND Encoding of the op Field
2366                0x1: decode OP_HI {
2367                    0x0: decode OP_LO {
2368                        format IntOp {
2369                            0x0: append({{
2370                                Rt.uw = (Rt.uw << RD) | bits(Rs.uw, RD - 1, 0);
2371                                }});
2372                            0x1: prepend({{
2373                                Rt.uw = (Rt.uw >> RD) |
2374                                        (bits(Rs.uw, RD - 1, 0) << (32 - RD));
2375                            }});
2376                        }
2377                    }
2378                    0x2: decode OP_LO {
2379                        format IntOp {
2380                            0x0: balign({{
2381                                Rt.uw = (Rt.uw << (8 * BP)) |
2382                                        (Rs.uw >> (8 * (4 - BP)));
2383                            }});
2384                        }
2385                    }
2386                }
2387
2388            }
2389            0x7: decode FUNCTION_LO {
2390
2391                //Table 5-11 MIPS32 EXTR.W Encoding of the op Field
2392                //(DSP ASE MANUAL)
2393                0x0: decode OP_HI {
2394                    0x0: decode OP_LO {
2395                        format DspHiLoOp {
2396                            0x0: extr_w({{
2397                                Rt.uw = dspExtr(dspac, SIMD_FMT_W, RS,
2398                                                NOROUND, NOSATURATE, &dspctl);
2399                            }});
2400                            0x1: extrv_w({{
2401                                Rt.uw = dspExtr(dspac, SIMD_FMT_W, Rs.uw,
2402                                                NOROUND, NOSATURATE, &dspctl);
2403                            }});
2404                            0x2: extp({{
2405                                Rt.uw = dspExtp(dspac, RS, &dspctl);
2406                            }});
2407                            0x3: extpv({{
2408                                Rt.uw = dspExtp(dspac, Rs.uw, &dspctl);
2409                            }});
2410                            0x4: extr_r_w({{
2411                                Rt.uw = dspExtr(dspac, SIMD_FMT_W, RS,
2412                                                ROUND, NOSATURATE, &dspctl);
2413                            }});
2414                            0x5: extrv_r_w({{
2415                                Rt.uw = dspExtr(dspac, SIMD_FMT_W, Rs.uw,
2416                                                ROUND, NOSATURATE, &dspctl);
2417                            }});
2418                            0x6: extr_rs_w({{
2419                                Rt.uw = dspExtr(dspac, SIMD_FMT_W, RS,
2420                                                ROUND, SATURATE, &dspctl);
2421                            }});
2422                            0x7: extrv_rs_w({{
2423                                Rt.uw = dspExtr(dspac, SIMD_FMT_W, Rs.uw,
2424                                                ROUND, SATURATE, &dspctl);
2425                            }});
2426                        }
2427                    }
2428                    0x1: decode OP_LO {
2429                        format DspHiLoOp {
2430                            0x2: extpdp({{
2431                                Rt.uw = dspExtpd(dspac, RS, &dspctl);
2432                            }});
2433                            0x3: extpdpv({{
2434                                Rt.uw = dspExtpd(dspac, Rs.uw, &dspctl);
2435                            }});
2436                            0x6: extr_s_h({{
2437                                Rt.uw = dspExtr(dspac, SIMD_FMT_PH, RS,
2438                                                NOROUND, SATURATE, &dspctl);
2439                            }});
2440                            0x7: extrv_s_h({{
2441                                Rt.uw = dspExtr(dspac, SIMD_FMT_PH, Rs.uw,
2442                                                NOROUND, SATURATE, &dspctl);
2443                            }});
2444                        }
2445                    }
2446                    0x2: decode OP_LO {
2447                        format DspIntOp {
2448                            0x2: rddsp({{
2449                                Rd.uw = readDSPControl(&dspctl, RDDSPMASK);
2450                            }});
2451                            0x3: wrdsp({{
2452                                writeDSPControl(&dspctl, Rs.uw, WRDSPMASK);
2453                            }});
2454                        }
2455                    }
2456                    0x3: decode OP_LO {
2457                        format DspHiLoOp {
2458                            0x2: shilo({{
2459                                if (sext<6>(HILOSA) < 0) {
2460                                    dspac = (uint64_t)dspac <<
2461                                                -sext<6>(HILOSA);
2462                                } else {
2463                                    dspac = (uint64_t)dspac >>
2464                                                sext<6>(HILOSA);
2465                                }
2466                            }});
2467                            0x3: shilov({{
2468                                if (sext<6>(Rs.sw<5:0>) < 0) {
2469                                    dspac = (uint64_t)dspac <<
2470                                                -sext<6>(Rs.sw<5:0>);
2471                                } else {
2472                                    dspac = (uint64_t)dspac >>
2473                                                sext<6>(Rs.sw<5:0>);
2474                                }
2475                            }});
2476                            0x7: mthlip({{
2477                                dspac = dspac << 32;
2478                                dspac |= Rs.uw;
2479                                dspctl = insertBits(dspctl, 5, 0,
2480                                                    dspctl<5:0> + 32);
2481                            }});
2482                        }
2483                    }
2484                }
2485                0x3: decode OP {
2486#if FULL_SYSTEM
2487                    0x0: FailUnimpl::rdhwr();
2488#else
2489                    0x0: decode RD {
2490                        29: BasicOp::rdhwr({{ Rt = TpValue; }});
2491                    }
2492#endif
2493                }
2494            }
2495        }
2496    }
2497
2498    0x4: decode OPCODE_LO {
2499        format LoadMemory {
2500          0x0: lb({{ Rt.sw = Mem.sb; }});
2501          0x1: lh({{ Rt.sw = Mem.sh; }});
2502            0x3: lw({{ Rt.sw = Mem.sw; }});
2503            0x4: lbu({{ Rt.uw = Mem.ub;}});
2504            0x5: lhu({{ Rt.uw = Mem.uh; }});
2505        }
2506
2507        format LoadUnalignedMemory {
2508            0x2: lwl({{
2509                uint32_t mem_shift = 24 - (8 * byte_offset);
2510                Rt.uw = mem_word << mem_shift | (Rt.uw & mask(mem_shift));
2511            }});
2512            0x6: lwr({{
2513                uint32_t mem_shift = 8 * byte_offset;
2514                Rt.uw = (Rt.uw & (mask(mem_shift) << (32 - mem_shift))) |
2515                        (mem_word >> mem_shift);
2516            }});
2517        }
2518    }
2519
2520    0x5: decode OPCODE_LO {
2521        format StoreMemory {
2522            0x0: sb({{ Mem.ub = Rt<7:0>; }});
2523            0x1: sh({{ Mem.uh = Rt<15:0>; }});
2524            0x3: sw({{ Mem.uw = Rt<31:0>; }});
2525        }
2526
2527        format StoreUnalignedMemory {
2528            0x2: swl({{
2529                uint32_t reg_shift = 24 - (8 * byte_offset);
2530                uint32_t mem_shift = 32 - reg_shift;
2531                mem_word = (mem_word & (mask(reg_shift) << mem_shift)) |
2532                           (Rt.uw >> reg_shift);
2533                }});
2534            0x6: swr({{
2535                uint32_t reg_shift = 8 * byte_offset;
2536                mem_word = Rt.uw << reg_shift |
2537                           (mem_word & (mask(reg_shift)));
2538            }});
2539        }
2540        format CP0Control {
2541            0x7: cache({{
2542                //Addr CacheEA = Rs.uw + OFFSET;
2543                //fault = xc->CacheOp((uint8_t)CACHE_OP,(Addr) CacheEA);
2544            }});
2545        }
2546    }
2547
2548    0x6: decode OPCODE_LO {
2549        format LoadMemory {
2550            0x0: ll({{ Rt.uw = Mem.uw; }}, mem_flags=LLSC);
2551            0x1: lwc1({{ Ft.uw = Mem.uw; }});
2552            0x5: ldc1({{ Ft.ud = Mem.ud; }});
2553        }
2554        0x2: CP2Unimpl::lwc2();
2555        0x6: CP2Unimpl::ldc2();
2556        0x3: Prefetch::pref();
2557    }
2558
2559
2560    0x7: decode OPCODE_LO {
2561        0x0: StoreCond::sc({{ Mem.uw = Rt.uw; }},
2562                           {{ uint64_t tmp = write_result;
2563                              Rt.uw = (tmp == 0 || tmp == 1) ? tmp : Rt.uw;
2564                           }}, mem_flags=LLSC,
2565                               inst_flags = IsStoreConditional);
2566        format StoreMemory {
2567            0x1: swc1({{ Mem.uw = Ft.uw; }});
2568            0x5: sdc1({{ Mem.ud = Ft.ud; }});
2569        }
2570        0x2: CP2Unimpl::swc2();
2571        0x6: CP2Unimpl::sdc2();
2572    }
2573}
2574
2575
2576