Mercurial > pygar
view modules/bluespec/Pygar/lab4/oProcTypes.bsv @ 25:220c14f5963c pygar svn.26
[svn r26] Not fully connected but passes audio successfully
| author | punk |
|---|---|
| date | Wed, 28 Apr 2010 12:01:37 -0400 |
| parents | 74716e9a81cc |
| children |
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2 import Trace::*;4 //----------------------------------------------------------------------5 // Other typedefs6 //----------------------------------------------------------------------8 typedef Bit#(32) Addr;10 //----------------------------------------------------------------------11 // Basic instruction type12 //----------------------------------------------------------------------14 typedef Bit#(5) Rindx;15 typedef Bit#(16) Simm;16 typedef Bit#(16) Zimm;17 typedef Bit#(5) Shamt;18 typedef Bit#(26) Target;19 typedef Bit#(5) CP0indx;21 typedef union tagged22 {24 struct { Rindx rbase; Rindx rdst; Simm offset; } LW;25 struct { Rindx rbase; Rindx rsrc; Simm offset; } SW;27 struct { Rindx rsrc; Rindx rdst; Simm imm; } ADDIU;28 struct { Rindx rsrc; Rindx rdst; Simm imm; } SLTI;29 struct { Rindx rsrc; Rindx rdst; Simm imm; } SLTIU;30 struct { Rindx rsrc; Rindx rdst; Zimm imm; } ANDI;31 struct { Rindx rsrc; Rindx rdst; Zimm imm; } ORI;32 struct { Rindx rsrc; Rindx rdst; Zimm imm; } XORI;33 struct { Rindx rdst; Zimm imm; } LUI;35 struct { Rindx rsrc; Rindx rdst; Shamt shamt; } SLL;36 struct { Rindx rsrc; Rindx rdst; Shamt shamt; } SRL;37 struct { Rindx rsrc; Rindx rdst; Shamt shamt; } SRA;38 struct { Rindx rsrc; Rindx rdst; Rindx rshamt; } SLLV;39 struct { Rindx rsrc; Rindx rdst; Rindx rshamt; } SRLV;40 struct { Rindx rsrc; Rindx rdst; Rindx rshamt; } SRAV;41 struct { Rindx rsrc1; Rindx rsrc2; Rindx rdst; } ADDU;42 struct { Rindx rsrc1; Rindx rsrc2; Rindx rdst; } SUBU;43 struct { Rindx rsrc1; Rindx rsrc2; Rindx rdst; } AND;44 struct { Rindx rsrc1; Rindx rsrc2; Rindx rdst; } OR;45 struct { Rindx rsrc1; Rindx rsrc2; Rindx rdst; } XOR;46 struct { Rindx rsrc1; Rindx rsrc2; Rindx rdst; } NOR;47 struct { Rindx rsrc1; Rindx rsrc2; Rindx rdst; } SLT;48 struct { Rindx rsrc1; Rindx rsrc2; Rindx rdst; } SLTU;50 struct { Target target; } J;51 struct { Target target; } JAL;52 struct { Rindx rsrc; } JR;53 struct { Rindx rsrc; Rindx rdst; } JALR;54 struct { Rindx rsrc1; Rindx rsrc2; Simm offset; } BEQ;55 struct { Rindx rsrc1; Rindx rsrc2; Simm offset; } BNE;56 struct { Rindx rsrc; Simm offset; } BLEZ;57 struct { Rindx rsrc; Simm offset; } BGTZ;58 struct { Rindx rsrc; Simm offset; } BLTZ;59 struct { Rindx rsrc; Simm offset; } BGEZ;61 struct { Rindx rdst; CP0indx cop0src; } MFC0;62 struct { Rindx rsrc; CP0indx cop0dst; } MTC0;64 void ILLEGAL;66 }67 Instr deriving(Eq);69 //----------------------------------------------------------------------70 // Pack and Unpack71 //----------------------------------------------------------------------73 Bit#(6) opFUNC = 6'b000000; Bit#(6) fcSLL = 6'b000000;74 Bit#(6) opRT = 6'b000001; Bit#(6) fcSRL = 6'b000010;75 Bit#(6) opRS = 6'b010000; Bit#(6) fcSRA = 6'b000011;76 Bit#(6) fcSLLV = 6'b000100;77 Bit#(6) opLW = 6'b100011; Bit#(6) fcSRLV = 6'b000110;78 Bit#(6) opSW = 6'b101011; Bit#(6) fcSRAV = 6'b000111;79 Bit#(6) fcADDU = 6'b100001;80 Bit#(6) opADDIU = 6'b001001; Bit#(6) fcSUBU = 6'b100011;81 Bit#(6) opSLTI = 6'b001010; Bit#(6) fcAND = 6'b100100;82 Bit#(6) opSLTIU = 6'b001011; Bit#(6) fcOR = 6'b100101;83 Bit#(6) opANDI = 6'b001100; Bit#(6) fcXOR = 6'b100110;84 Bit#(6) opORI = 6'b001101; Bit#(6) fcNOR = 6'b100111;85 Bit#(6) opXORI = 6'b001110; Bit#(6) fcSLT = 6'b101010;86 Bit#(6) opLUI = 6'b001111; Bit#(6) fcSLTU = 6'b101011;88 Bit#(6) opJ = 6'b000010;89 Bit#(6) opJAL = 6'b000011;90 Bit#(6) fcJR = 6'b001000;91 Bit#(6) fcJALR = 6'b001001;92 Bit#(6) opBEQ = 6'b000100;93 Bit#(6) opBNE = 6'b000101;94 Bit#(6) opBLEZ = 6'b000110;95 Bit#(6) opBGTZ = 6'b000111;96 Bit#(5) rtBLTZ = 5'b00000;97 Bit#(5) rtBGEZ = 5'b00001;99 Bit#(5) rsMFC0 = 5'b00000;100 Bit#(5) rsMTC0 = 5'b00100;102 instance Bits#(Instr,32);104 // Pack Function106 function Bit#(32) pack( Instr instr );108 case ( instr ) matches110 tagged LW .it : return { opLW, it.rbase, it.rdst, it.offset };111 tagged SW .it : return { opSW, it.rbase, it.rsrc, it.offset };113 tagged ADDIU .it : return { opADDIU, it.rsrc, it.rdst, it.imm };114 tagged SLTI .it : return { opSLTI, it.rsrc, it.rdst, it.imm };115 tagged SLTIU .it : return { opSLTIU, it.rsrc, it.rdst, it.imm };116 tagged ANDI .it : return { opANDI, it.rsrc, it.rdst, it.imm };117 tagged ORI .it : return { opORI, it.rsrc, it.rdst, it.imm };118 tagged XORI .it : return { opXORI, it.rsrc, it.rdst, it.imm };119 tagged LUI .it : return { opLUI, 5'b0, it.rdst, it.imm };121 tagged SLL .it : return { opFUNC, 5'b0, it.rsrc, it.rdst, it.shamt, fcSLL };122 tagged SRL .it : return { opFUNC, 5'b0, it.rsrc, it.rdst, it.shamt, fcSRL };123 tagged SRA .it : return { opFUNC, 5'b0, it.rsrc, it.rdst, it.shamt, fcSRA };125 tagged SLLV .it : return { opFUNC, it.rshamt, it.rsrc, it.rdst, 5'b0, fcSLLV };126 tagged SRLV .it : return { opFUNC, it.rshamt, it.rsrc, it.rdst, 5'b0, fcSRLV };127 tagged SRAV .it : return { opFUNC, it.rshamt, it.rsrc, it.rdst, 5'b0, fcSRAV };129 tagged ADDU .it : return { opFUNC, it.rsrc1, it.rsrc2, it.rdst, 5'b0, fcADDU };130 tagged SUBU .it : return { opFUNC, it.rsrc1, it.rsrc2, it.rdst, 5'b0, fcSUBU };131 tagged AND .it : return { opFUNC, it.rsrc1, it.rsrc2, it.rdst, 5'b0, fcAND };132 tagged OR .it : return { opFUNC, it.rsrc1, it.rsrc2, it.rdst, 5'b0, fcOR };133 tagged XOR .it : return { opFUNC, it.rsrc1, it.rsrc2, it.rdst, 5'b0, fcXOR };134 tagged NOR .it : return { opFUNC, it.rsrc1, it.rsrc2, it.rdst, 5'b0, fcNOR };135 tagged SLT .it : return { opFUNC, it.rsrc1, it.rsrc2, it.rdst, 5'b0, fcSLT };136 tagged SLTU .it : return { opFUNC, it.rsrc1, it.rsrc2, it.rdst, 5'b0, fcSLTU };138 tagged J .it : return { opJ, it.target };139 tagged JAL .it : return { opJAL, it.target };140 tagged JR .it : return { opFUNC, it.rsrc, 5'b0, 5'b0, 5'b0, fcJR };141 tagged JALR .it : return { opFUNC, it.rsrc, 5'b0, it.rdst, 5'b0, fcJALR };142 tagged BEQ .it : return { opBEQ, it.rsrc1, it.rsrc2, it.offset };143 tagged BNE .it : return { opBNE, it.rsrc1, it.rsrc2, it.offset };144 tagged BLEZ .it : return { opBLEZ, it.rsrc, 5'b0, it.offset };145 tagged BGTZ .it : return { opBGTZ, it.rsrc, 5'b0, it.offset };146 tagged BLTZ .it : return { opRT, it.rsrc, rtBLTZ, it.offset };147 tagged BGEZ .it : return { opRT, it.rsrc, rtBGEZ, it.offset };149 tagged MFC0 .it : return { opRS, rsMFC0, it.rdst, it.cop0src, 11'b0 };150 tagged MTC0 .it : return { opRS, rsMTC0, it.rsrc, it.cop0dst, 11'b0 };152 endcase154 endfunction156 // Unpack Function158 function Instr unpack( Bit#(32) instrBits );160 let opcode = instrBits[ 31 : 26 ];161 let rs = instrBits[ 25 : 21 ];162 let rt = instrBits[ 20 : 16 ];163 let rd = instrBits[ 15 : 11 ];164 let shamt = instrBits[ 10 : 6 ];165 let funct = instrBits[ 5 : 0 ];166 let imm = instrBits[ 15 : 0 ];167 let target = instrBits[ 25 : 0 ];169 case ( opcode )171 opLW : return LW { rbase:rs, rdst:rt, offset:imm };172 opSW : return SW { rbase:rs, rsrc:rt, offset:imm };173 opADDIU : return ADDIU { rsrc:rs, rdst:rt, imm:imm };174 opSLTI : return SLTI { rsrc:rs, rdst:rt, imm:imm };175 opSLTIU : return SLTIU { rsrc:rs, rdst:rt, imm:imm };176 opANDI : return ANDI { rsrc:rs, rdst:rt, imm:imm };177 opORI : return ORI { rsrc:rs, rdst:rt, imm:imm };178 opXORI : return XORI { rsrc:rs, rdst:rt, imm:imm };179 opLUI : return LUI { rdst:rt, imm:imm };180 opJ : return J { target:target };181 opJAL : return JAL { target:target };182 opBEQ : return BEQ { rsrc1:rs, rsrc2:rt, offset:imm };183 opBNE : return BNE { rsrc1:rs, rsrc2:rt, offset:imm };184 opBLEZ : return BLEZ { rsrc:rs, offset:imm };185 opBGTZ : return BGTZ { rsrc:rs, offset:imm };187 opFUNC :188 case ( funct )189 fcSLL : return SLL { rsrc:rt, rdst:rd, shamt:shamt };190 fcSRL : return SRL { rsrc:rt, rdst:rd, shamt:shamt };191 fcSRA : return SRA { rsrc:rt, rdst:rd, shamt:shamt };192 fcSLLV : return SLLV { rsrc:rt, rdst:rd, rshamt:rs };193 fcSRLV : return SRLV { rsrc:rt, rdst:rd, rshamt:rs };194 fcSRAV : return SRAV { rsrc:rt, rdst:rd, rshamt:rs };195 fcADDU : return ADDU { rsrc1:rs, rsrc2:rt, rdst:rd };196 fcSUBU : return SUBU { rsrc1:rs, rsrc2:rt, rdst:rd };197 fcAND : return AND { rsrc1:rs, rsrc2:rt, rdst:rd };198 fcOR : return OR { rsrc1:rs, rsrc2:rt, rdst:rd };199 fcXOR : return XOR { rsrc1:rs, rsrc2:rt, rdst:rd };200 fcNOR : return NOR { rsrc1:rs, rsrc2:rt, rdst:rd };201 fcSLT : return SLT { rsrc1:rs, rsrc2:rt, rdst:rd };202 fcSLTU : return SLTU { rsrc1:rs, rsrc2:rt, rdst:rd };203 fcJR : return JR { rsrc:rs };204 fcJALR : return JALR { rsrc:rs, rdst:rd };205 default : return ILLEGAL;206 endcase208 opRT :209 case ( rt )210 rtBLTZ : return BLTZ { rsrc:rs, offset:imm };211 rtBGEZ : return BGEZ { rsrc:rs, offset:imm };212 default : return ILLEGAL;213 endcase215 opRS :216 case ( rs )217 rsMFC0 : return MFC0 { rdst:rt, cop0src:rd };218 rsMTC0 : return MTC0 { rsrc:rt, cop0dst:rd };219 default : return ILLEGAL;220 endcase222 default : return ILLEGAL;224 endcase226 endfunction228 endinstance230 //----------------------------------------------------------------------231 // Trace232 //----------------------------------------------------------------------234 instance Traceable#(Instr);236 function Action traceTiny( String loc, String ttag, Instr inst );237 case ( inst ) matches239 tagged LW .it : $fdisplay(stderr, " => %s:%s lw", loc, ttag );240 tagged SW .it : $fdisplay(stderr, " => %s:%s sw", loc, ttag );242 tagged ADDIU .it : $fdisplay(stderr, " => %s:%s addi", loc, ttag );243 tagged SLTI .it : $fdisplay(stderr, " => %s:%s sli", loc, ttag );244 tagged SLTIU .it : $fdisplay(stderr, " => %s:%s sliu", loc, ttag );245 tagged ANDI .it : $fdisplay(stderr, " => %s:%s andi", loc, ttag );246 tagged ORI .it : $fdisplay(stderr, " => %s:%s ori", loc, ttag );247 tagged XORI .it : $fdisplay(stderr, " => %s:%s xori", loc, ttag );248 tagged LUI .it : $fdisplay(stderr, " => %s:%s lui", loc, ttag );250 tagged SLL .it : $fdisplay(stderr, " => %s:%s sll", loc, ttag );251 tagged SRL .it : $fdisplay(stderr, " => %s:%s srl", loc, ttag );252 tagged SRA .it : $fdisplay(stderr, " => %s:%s sra", loc, ttag );253 tagged SLLV .it : $fdisplay(stderr, " => %s:%s sllv", loc, ttag );254 tagged SRLV .it : $fdisplay(stderr, " => %s:%s srlv", loc, ttag );255 tagged SRAV .it : $fdisplay(stderr, " => %s:%s srav", loc, ttag );257 tagged ADDU .it : $fdisplay(stderr, " => %s:%s addu", loc, ttag );258 tagged SUBU .it : $fdisplay(stderr, " => %s:%s subu", loc, ttag );259 tagged AND .it : $fdisplay(stderr, " => %s:%s and", loc, ttag );260 tagged OR .it : $fdisplay(stderr, " => %s:%s or", loc, ttag );261 tagged XOR .it : $fdisplay(stderr, " => %s:%s xor", loc, ttag );262 tagged NOR .it : $fdisplay(stderr, " => %s:%s nor", loc, ttag );263 tagged SLT .it : $fdisplay(stderr, " => %s:%s slt", loc, ttag );264 tagged SLTU .it : $fdisplay(stderr, " => %s:%s sltu", loc, ttag );266 tagged J .it : $fdisplay(stderr, " => %s:%s j", loc, ttag );267 tagged JAL .it : $fdisplay(stderr, " => %s:%s jal", loc, ttag );268 tagged JR .it : $fdisplay(stderr, " => %s:%s jr", loc, ttag );269 tagged JALR .it : $fdisplay(stderr, " => %s:%s jalr", loc, ttag );270 tagged BEQ .it : $fdisplay(stderr, " => %s:%s beq", loc, ttag );271 tagged BNE .it : $fdisplay(stderr, " => %s:%s bne", loc, ttag );272 tagged BLEZ .it : $fdisplay(stderr, " => %s:%s blez", loc, ttag );273 tagged BGTZ .it : $fdisplay(stderr, " => %s:%s bgtz", loc, ttag );274 tagged BLTZ .it : $fdisplay(stderr, " => %s:%s bltz", loc, ttag );275 tagged BGEZ .it : $fdisplay(stderr, " => %s:%s bgez", loc, ttag );277 tagged MFC0 .it : $fdisplay(stderr, " => %s:%s mfc0", loc, ttag );278 tagged MTC0 .it : $fdisplay(stderr, " => %s:%s mtc0", loc, ttag );280 tagged ILLEGAL : $fdisplay(stderr, " => %s:%s ill", loc, ttag );282 endcase283 endfunction285 function Action traceFull( String loc, String ttag, Instr inst );286 case ( inst ) matches288 tagged LW .it : $fdisplay(stderr, " => %s:%s lw r%0d, 0x%x(r%0d)", loc, ttag, it.rdst, it.offset, it.rbase );289 tagged SW .it : $fdisplay(stderr, " => %s:%s sw r%0d, 0x%x(r%0d)", loc, ttag, it.rsrc, it.offset, it.rbase );291 tagged ADDIU .it : $fdisplay(stderr, " => %s:%s addiu r%0d, r%0d, 0x%x", loc, ttag, it.rdst, it.rsrc, it.imm );292 tagged SLTI .it : $fdisplay(stderr, " => %s:%s slti r%0d, r%0d, 0x%x", loc, ttag, it.rdst, it.rsrc, it.imm );293 tagged SLTIU .it : $fdisplay(stderr, " => %s:%s sltiu r%0d, r%0d, 0x%x", loc, ttag, it.rdst, it.rsrc, it.imm );294 tagged ANDI .it : $fdisplay(stderr, " => %s:%s andi r%0d, r%0d, 0x%x", loc, ttag, it.rdst, it.rsrc, it.imm );295 tagged ORI .it : $fdisplay(stderr, " => %s:%s ori r%0d, r%0d, 0x%x", loc, ttag, it.rdst, it.rsrc, it.imm );296 tagged XORI .it : $fdisplay(stderr, " => %s:%s xori r%0d, r%0d, 0x%x", loc, ttag, it.rdst, it.rsrc, it.imm );297 tagged LUI .it : $fdisplay(stderr, " => %s:%s lui r%0d, 0x%x", loc, ttag, it.rdst, it.imm );299 tagged SLL .it : $fdisplay(stderr, " => %s:%s sll r%0d, r%0d, %0d", loc, ttag, it.rdst, it.rsrc, it.shamt );300 tagged SRL .it : $fdisplay(stderr, " => %s:%s srl r%0d, r%0d, %0d", loc, ttag, it.rdst, it.rsrc, it.shamt );301 tagged SRA .it : $fdisplay(stderr, " => %s:%s sra r%0d, r%0d, %0d", loc, ttag, it.rdst, it.rsrc, it.shamt );302 tagged SLLV .it : $fdisplay(stderr, " => %s:%s sllv r%0d, r%0d, r%0d", loc, ttag, it.rdst, it.rsrc, it.rshamt );303 tagged SRLV .it : $fdisplay(stderr, " => %s:%s srlv r%0d, r%0d, r%0d", loc, ttag, it.rdst, it.rsrc, it.rshamt );304 tagged SRAV .it : $fdisplay(stderr, " => %s:%s srav r%0d, r%0d, r%0d", loc, ttag, it.rdst, it.rsrc, it.rshamt );306 tagged ADDU .it : $fdisplay(stderr, " => %s:%s addu r%0d, r%0d, r%0d", loc, ttag, it.rdst, it.rsrc1, it.rsrc2 );307 tagged SUBU .it : $fdisplay(stderr, " => %s:%s subu r%0d, r%0d, r%0d", loc, ttag, it.rdst, it.rsrc1, it.rsrc2 );308 tagged AND .it : $fdisplay(stderr, " => %s:%s and r%0d, r%0d, r%0d", loc, ttag, it.rdst, it.rsrc1, it.rsrc2 );309 tagged OR .it : $fdisplay(stderr, " => %s:%s or r%0d, r%0d, r%0d", loc, ttag, it.rdst, it.rsrc1, it.rsrc2 );310 tagged XOR .it : $fdisplay(stderr, " => %s:%s xor r%0d, r%0d, r%0d", loc, ttag, it.rdst, it.rsrc1, it.rsrc2 );311 tagged NOR .it : $fdisplay(stderr, " => %s:%s nor r%0d, r%0d, r%0d", loc, ttag, it.rdst, it.rsrc1, it.rsrc2 );312 tagged SLT .it : $fdisplay(stderr, " => %s:%s slt r%0d, r%0d, r%0d", loc, ttag, it.rdst, it.rsrc1, it.rsrc2 );313 tagged SLTU .it : $fdisplay(stderr, " => %s:%s sltu r%0d, r%0d, r%0d", loc, ttag, it.rdst, it.rsrc1, it.rsrc2 );315 tagged J .it : $fdisplay(stderr, " => %s:%s j 0x%x", loc, ttag, it.target );316 tagged JAL .it : $fdisplay(stderr, " => %s:%s jal 0x%x", loc, ttag, it.target );317 tagged JR .it : $fdisplay(stderr, " => %s:%s jr r%0d", loc, ttag, it.rsrc );318 tagged JALR .it : $fdisplay(stderr, " => %s:%s jalr r%0d", loc, ttag, it.rsrc );319 tagged BEQ .it : $fdisplay(stderr, " => %s:%s beq r%0d, r%0d, 0x%x", loc, ttag, it.rsrc1, it.rsrc2, it.offset );320 tagged BNE .it : $fdisplay(stderr, " => %s:%s bne r%0d, r%0d, 0x%x", loc, ttag, it.rsrc1, it.rsrc2, it.offset );321 tagged BLEZ .it : $fdisplay(stderr, " => %s:%s blez r%0d, 0x%x", loc, ttag, it.rsrc, it.offset );322 tagged BGTZ .it : $fdisplay(stderr, " => %s:%s bgtz r%0d, 0x%x", loc, ttag, it.rsrc, it.offset );323 tagged BLTZ .it : $fdisplay(stderr, " => %s:%s bltz r%0d, 0x%x", loc, ttag, it.rsrc, it.offset );324 tagged BGEZ .it : $fdisplay(stderr, " => %s:%s bgez r%0d, 0x%x", loc, ttag, it.rsrc, it.offset );326 tagged MFC0 .it : $fdisplay(stderr, " => %s:%s mfc0 r%0d, cpr%0d", loc, ttag, it.rdst, it.cop0src );327 tagged MTC0 .it : $fdisplay(stderr, " => %s:%s mtc0 r%0d, cpr%0d", loc, ttag, it.rsrc, it.cop0dst );329 tagged ILLEGAL : $fdisplay(stderr, " => %s:%s illegal instruction", loc, ttag );331 endcase332 endfunction334 endinstance