TempleOSCD_150720.ISO
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Terry A. Davis authored and minexew committed
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@@ -0,0 +1,200 @@
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U0 AsmPrsInsFlags(CCmpCtrl *cc,CInstruction *tempi)
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{
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I64 i;
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while (TRUE) {
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switch (cc->token) {
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case TK_IDENT:
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if ((i=DefineMatch(cc->cur_str,"ST_OPCODE_MODIFIERS"))>=0) {
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tempi->opcode_modifier=i;
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break;
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} else
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return;
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case TK_INTEGER:
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if (cc->cur_i64==16)
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tempi->flags|=IEF_OP_SIZE16;
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else if (cc->cur_i64==32)
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tempi->flags|=IEF_OP_SIZE32;
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else
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return;
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break;
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case '+':
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tempi->flags|=IEF_PLUS_OPCODE;
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case '/':
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if (Lex(cc)==TK_INTEGER && cc->cur_i64<8)
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tempi->slash_val=cc->cur_i64;
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else if (cc->token==TK_IDENT) {
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if (!StrCmp(cc->cur_str,"R"))
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tempi->slash_val=SV_R_REG;
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else if (!StrCmp(cc->cur_str,"I"))
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tempi->slash_val=SV_I_REG;
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else
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return;
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} else
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return;
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break;
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case '!': tempi->flags|=IEF_DONT_SWITCH_MODES; break;
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case '&': tempi->flags|=IEF_DFT; break;
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case '%': tempi->flags|=IEF_NOT_IN_64_BIT; break;
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case '=': tempi->flags|=IEF_48_REX; break;
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case '`': tempi->flags|=IEF_REX_ONLY_R8_R15; break;
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case '^': tempi->flags|=IEF_REX_XOR_LIKE; break;
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case ':': tempi->flags|=IEF_STI; break;
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case '$$': tempi->flags|=IEF_ENDING_ZERO; break;
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default:
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return;
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}
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Lex(cc);
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}
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}
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U0 AsmHashLoad()
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{//See $LK,"::/Compiler/OpCodes.TXT.Z"$.
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I64 i,j,size,size1;
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CInternalType *tempit;
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CCmpCtrl *cc;
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CHashGeneric *temph;
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CHashReg *tempr;
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CHashOpcode *tempo,*tempo1;
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CInstruction *tempi;
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CHashClass *tempc;
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cmp.size_arg_mask[0]=0x3FF0FFFFFE;
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cmp.size_arg_mask[1]=0x1110111112;
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cmp.size_arg_mask[2]=0x2220222224;
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cmp.size_arg_mask[4]=0x0440444448;
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cmp.size_arg_mask[8]=0x0880888880;
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cmp.asm_hash=HashTableNew(1024);
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size1=offset(CHashOpcode.ins)+sizeof(CInstruction)<<5;
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tempo=MAlloc(size1);
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cc=CmpCtrlNew(FileRead("OpCodes.TXT"),,"OpCodes.TXT.Z");
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cc->htc.hash_table_lst=NULL;
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Lex(cc);
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while (cc->token) {
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if (cc->token!=TK_IDENT)
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LexExcept(cc,"expecting identifier at ");
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i=LstMatch(cc->cur_str,"R8\0R16\0R32\0R64\0SEG\0FSTK\0"
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"MM\0XMM\0OPCODE\0KEYWORD\0ASM_KEYWORD\0");
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if (i<0)
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LexExcept(cc,"Unknown Statement");
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Lex(cc); //skip keyword
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if (cc->token!=TK_IDENT)
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LexExcept(cc,"expecting identifier at ");
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switch (i) {
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case 8: //OPCODE
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MemSet(tempo,0,size1);
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tempo->type=HTT_OPCODE;
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tempo->instruction_entry_cnt=0;
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tempo->str=cc->cur_str;
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cc->cur_str=0;
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Lex(cc); //Skip OPCODE
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while (cc->token && cc->token!=';') {
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tempi=&tempo->ins[tempo->instruction_entry_cnt];
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tempi->ins_entry_num=tempo->instruction_entry_cnt++;
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tempi->slash_val=SV_NONE; //Not zero!!
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while (cc->token==TK_INTEGER) {
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tempi->opcode[tempi->opcode_cnt++]=cc->cur_i64;
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Lex(cc);
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}
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if (cc->token==',')
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Lex(cc);
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else if (cc->token!=';')
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LexExcept(cc,"expecting ',' at ");
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AsmPrsInsFlags(cc,tempi);
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tempi->arg1=tempi->arg2=tempi->size1=tempi->size2=0;
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if (cc->token==TK_IDENT) {
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j=DefineMatch(cc->cur_str,"ST_ARG_TYPES");
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tempi->arg1=j;
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if (Bt(&cmp.size_arg_mask[1],j))
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tempi->size1=8;
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else if (Bt(&cmp.size_arg_mask[2],j))
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tempi->size1=16;
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else if (Bt(&cmp.size_arg_mask[4],j))
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tempi->size1=32;
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else if (Bt(&cmp.size_arg_mask[8],j))
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tempi->size1=64;
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if (Lex(cc)==TK_IDENT) {
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j=DefineMatch(cc->cur_str,"ST_ARG_TYPES");
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Lex(cc);
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tempi->arg2=j;
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if (Bt(&cmp.size_arg_mask[1],j))
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tempi->size2=8;
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else if (Bt(&cmp.size_arg_mask[2],j))
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tempi->size2=16;
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else if (Bt(&cmp.size_arg_mask[4],j))
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tempi->size2=32;
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else if (Bt(&cmp.size_arg_mask[8],j))
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tempi->size2=64;
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}
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}
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}
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size=offset(CHashOpcode.ins)+
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sizeof(CInstruction)*tempo->instruction_entry_cnt;
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tempo1=MAlloc(size);
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MemCpy(tempo1,tempo,size);
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tempo1->use_cnt=0;
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if (HashFind(tempo1->str,cmp.asm_hash,HTT_OPCODE))
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LexExcept(cc,"Duplicate OPCODE entry ");
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HashAdd(tempo1,cmp.asm_hash);
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break;
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case 9: //KEYWORD
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case 10: //ASM_KEYWORD
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temph=CAlloc(sizeof(CHashGeneric));
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temph->str=cc->cur_str;
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cc->cur_str=NULL;
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Lex(cc); //skip keyword name
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if (cc->token!=TK_INTEGER)
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LexExcept(cc,"expecting integer at ");
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temph->user_data0=cc->cur_i64;
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if (i==9)
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temph->type=HTT_KEYWORD;
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else
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temph->type=HTT_ASM_KEYWORD;
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HashAdd(temph,cmp.asm_hash);
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Lex(cc); //Skip INT
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break;
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case REGT_R8:
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case REGT_R16:
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case REGT_R32:
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case REGT_R64:
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case REGT_SEG:
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case REGT_FSTK:
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case REGT_MM:
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case REGT_XMM:
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tempr=CAlloc(sizeof(CHashReg));
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tempr->str=cc->cur_str;
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cc->cur_str=NULL;
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Lex(cc); //skip keyword name
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if (cc->token!=TK_INTEGER)
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LexExcept(cc,"expecting integer at ");
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tempr->type=HTT_REG;
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tempr->reg_type=i;
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tempr->reg_num=cc->cur_i64;
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HashAdd(tempr,cmp.asm_hash);
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Lex(cc); //Skip INT
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break;
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}
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if (cc->token!=';')
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LexExcept(cc,"missing ';' at");
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Lex(cc); //Skip ';'
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}
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Free(tempo);
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CmpCtrlDel(cc);
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for (i=0;i<NUM_INTERNAL_TYPES;i++) {
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tempit=&internal_types_table[i];
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tempc=PrsClassNew;
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tempc->type=HTT_INTERNAL_TYPE;
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tempc->raw_type=tempit->type;
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Bts(&tempc->flags,Cf_INTERNAL_TYPE);
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tempc->size=tempit->size;
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tempc->str=AStrNew(tempit->name);
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HashAdd(tempc,cmp.asm_hash);
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cmp.internal_types[tempc->raw_type]=tempc;
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}
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adam_task->hash_table->next=cmp.asm_hash;
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}
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