218 lines
6.1 KiB
HolyC
218 lines
6.1 KiB
HolyC
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U0 AsmResolve(CCmpCtrl *cc,CAsmUnresolvedRef *tmpu,U8 *label,Bool undefined)
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{
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CAOTImportExport *tmpie;
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CAsmUndefHash *tmpauh;
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I64 res=Call(tmpu->machine_code);
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if (undefined) {
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tmpauh=tmpu->asm_undef_hash;
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while (tmpauh) {
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if (tmpauh->hash->type & HTF_UNRESOLVED) {
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tmpie=CAlloc(sizeof(CAOTImportExport));
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tmpie->next=tmpauh->hash->ie_lst;
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tmpauh->hash->ie_lst=tmpie;
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tmpie->rip=tmpu->rip;
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tmpie->aot=cc->aot;
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tmpie->type=tmpu->type;
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}
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tmpauh=tmpauh->next; //Technically, more than one won't work.
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}
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} else if (!(tmpu->type&IEF_IMM_NOT_REL)) {
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res-=tmpu->rel_rip;
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if (tmpu->type==IET_REL_I8 && !(I8_MIN<=res<=I8_MAX) ||
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tmpu->type==IET_REL_I16 && !(I16_MIN<=res<=I16_MAX)) {
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PrintErr("Branch out of range at line:%04d %s\n",
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tmpu->line_num,label);
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LexExcept(cc);
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}
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if (tmpu->U8_avail && tmpu->type>IET_IMM_U8 && -124<=res<=123)
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PrintWarn("could use I8 displacement at line:%04d %s %s\n",
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tmpu->line_num,cc->aotc->last_label,label);
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}
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AOTStoreCodeU8At(cc,tmpu->rip,res.u8[0]);
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if (tmpu->type>=IET_REL_I16) {
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AOTStoreCodeU8At(cc,tmpu->rip+1,res.u8[1]);
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if (tmpu->type>=IET_REL_I32) {
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AOTStoreCodeU8At(cc,tmpu->rip+2,res.u8[2],res.u8[3]);
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if (tmpu->type>=IET_REL_I64)
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AOTStoreCodeU8At(cc,tmpu->rip+4,res.u8[4],res.u8[5],
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res.u8[6],res.u8[7]);
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}
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}
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}
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U0 AOTLocalsResolve(CCmpCtrl *cc)
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{
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CAOTCtrl *aotc=cc->aotc;
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CAsmUnresolvedRef *tmpu=aotc->local_unresolved,*tmpu1;
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CAsmUndefHash *tmpauh;
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Bool undefined;
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U8 *label=NULL;
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while (tmpu) {
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undefined=FALSE;
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tmpu1=tmpu->next;
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tmpauh=tmpu->asm_undef_hash;
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while (tmpauh) {
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if (tmpauh->hash->type & HTF_UNRESOLVED) {
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PrintErr("Undefined sym at line:%04d %s %s\n",
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tmpu->line_num,aotc->last_label,tmpauh->hash->str);
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LexExcept(cc);
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}
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label=tmpauh->hash->str;
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tmpauh=tmpauh->next;
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}
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if (!undefined)
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AsmResolve(cc,tmpu,label,FALSE);
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Free(tmpu->machine_code);
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LinkedLstDel(tmpu->asm_undef_hash);
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Free(tmpu);
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tmpu=tmpu1;
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}
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HashTableDel(cc->htc.local_hash_table);
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cc->htc.hash_table_lst=cc->htc.local_hash_table=HashTableNew(16);
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cc->htc.local_hash_table->next=cc->htc.glbl_hash_table;
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aotc->local_unresolved=NULL;
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}
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U0 AOTGlblsResolve(CCmpCtrl *cc,CAOT *tmpaot)
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{
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CAOTCtrl *aotc=cc->aotc;
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CHashFun *tmpf;
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CAsmUnresolvedRef *tmpu=aotc->glbl_unresolved,*tmpu1;
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I64 i,j;
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CAOTImportExport *tmpie,*tmpie1;
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CAsmUndefHash *tmpauh;
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CHashExport *tmpex;
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U8 *label;
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Bool undefined;
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CExternUsage *tmpeu,*tmpeu8;
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while (tmpu) {
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label=NULL;
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undefined=FALSE;
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tmpu1=tmpu->next;
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tmpauh=tmpu->asm_undef_hash;
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while (tmpauh) {
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if (tmpauh->hash->type & HTF_UNRESOLVED) {
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tmpex=tmpauh->hash;
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if (tmpex->type & HTT_EXPORT_SYS_SYM&& tmpex->type & HTF_UNRESOLVED &&
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!(tmpex->type & HTF_IMPORT) &&
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(tmpf=HashFind(tmpex->str,cc->htc.hash_table_lst,HTT_FUN)) &&
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!Bt(&tmpf->flags,Cf_EXTERN)) {
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tmpex->val=tmpf->exe_addr;
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tmpex->type&=~HTF_UNRESOLVED;
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label=tmpauh->hash->str;
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} else {
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if (!(tmpex->type & HTF_IMPORT)) {
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if (cc->htc.local_var_lst) {
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tmpex->type|=HTF_GOTO_LABEL;
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tmpex->use_cnt++;
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} else {
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PrintErr("Undefined sym at line:%04d %s\n",
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tmpu->line_num,tmpex->str);
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LexExcept(cc);
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}
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} else if (undefined) {
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PrintErr("Two imports in same expression "
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"not allowed at line:%04d %s\n",
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tmpu->line_num,tmpex->str);
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LexExcept(cc);
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}
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undefined=TRUE;
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}
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} else
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label=tmpauh->hash->str;
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tmpauh=tmpauh->next;
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}
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AsmResolve(cc,tmpu,label,undefined);
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Free(tmpu->machine_code);
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LinkedLstDel(tmpu->asm_undef_hash);
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Free(tmpu);
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tmpu=tmpu1;
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}
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for (i=0;i<=cc->htc.glbl_hash_table->mask;i++) {
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tmpex=cc->htc.glbl_hash_table->body[i];
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while (tmpex) {
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if (tmpex->type & (HTF_IMPORT|HTF_GOTO_LABEL)) {
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if (tmpex->use_cnt && (tmpie=tmpex->ie_lst)) {
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if (tmpex->type&HTF_GOTO_LABEL)
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tmpie->flags|=IEF_GOTO_LABEL;
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if (tmpex->import_name)
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tmpie->str=StrNew(tmpex->import_name);
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else
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tmpie->str=StrNew(tmpex->str);
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do {
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tmpie1=tmpie->next;
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QueIns(tmpie,tmpaot->last_ie);
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} while (tmpie=tmpie1);
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tmpex->ie_lst=NULL;
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}
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} else if (tmpex->type & (HTF_EXPORT|HTF_RESOLVE)) {
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if (tmpex->type & HTF_UNRESOLVED) {
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PrintErr("Undefined sym at %s\n",tmpex->str);
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LexExcept(cc);
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}
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if (tmpex->type & HTF_RESOLVE) {
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tmpf=tmpex;
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tmpeu=tmpf->ext_lst;
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while (tmpeu) {
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tmpeu8=tmpeu->next;
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j=tmpf->exe_addr-(tmpeu->rip+4);
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AOTStoreCodeU8At(cc,tmpeu->rip,j.u8[0],j.u8[1],j.u8[2],j.u8[3]);
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Free(tmpeu);
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tmpeu=tmpeu8;
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}
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}
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if (tmpex->type & HTF_EXPORT) {
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tmpie=CAlloc(sizeof(CAOTImportExport));
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tmpie->type=IET_REL32_EXPORT;
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if (tmpex->type & HTT_FUN)
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tmpie->rip=tmpf->exe_addr;
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else if (tmpex->type & HTT_GLBL_VAR)
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tmpie->rip=tmpex(CHashGlblVar *)->data_addr_rip;
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else
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tmpie->rip=tmpex->val;
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tmpie->aot=cc->aot;
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if (tmpex->type & HTF_IMM)
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tmpie->type++;
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tmpie->str=StrNew(tmpex->str);
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tmpie->src_link=StrNew(tmpex->src_link);
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QueIns(tmpie,tmpaot->last_ie);
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}
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}
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tmpex=tmpex->next;
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}
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}
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}
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U0 AsmUnresolvedAdd(CCmpCtrl *cc,U8 *machine_code,I64 type,I64 rip,I64 rel_rip,
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CAsmUndefHash *local_asm_undef_hash,CAsmUndefHash *glbl_asm_undef_hash,
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I64 line_num,Bool U8_avail)
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{
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CAsmUnresolvedRef *tmpu=MAlloc(sizeof(CAsmUnresolvedRef));
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tmpu->machine_code=machine_code;
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tmpu->type=type;
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tmpu->rip=rip;
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tmpu->rel_rip=rel_rip;
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tmpu->aot=cc->aot;
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tmpu->imm_flag=FALSE;
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tmpu->line_num=line_num;
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tmpu->U8_avail=U8_avail;
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tmpu->str=NULL;
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if (local_asm_undef_hash) {
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tmpu->asm_undef_hash=local_asm_undef_hash;
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tmpu->next=cc->aotc->local_unresolved;
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cc->aotc->local_unresolved=tmpu;
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} else {
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tmpu->asm_undef_hash=glbl_asm_undef_hash;
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tmpu->next=cc->aotc->glbl_unresolved;
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cc->aotc->glbl_unresolved=tmpu;
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if (glbl_asm_undef_hash->hash->type & HTF_IMPORT) {
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tmpu->str=StrNew(glbl_asm_undef_hash->hash->str);
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if (glbl_asm_undef_hash->hash->type & HTF_IMM)
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tmpu->imm_flag=TRUE;
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}
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}
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}
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