361 lines
8.1 KiB
HolyC
Executable File
361 lines
8.1 KiB
HolyC
Executable File
I64 HasLower(U8 *src)
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{
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I64 ch;
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while (ch=*src++)
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if ('a'<=ch<='z')
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return TRUE;
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return FALSE;
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}
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U0 HashFunSegFind(CHashTable *h,U8 *addr,
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Bool *_has_lower,U64 *_best,CHash **_res)
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{
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Bool *has_lower=*_has_lower;
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CHashExport *tmpex;
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U64 i,j,best=*_best;
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CHash *res=*_res;
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for (i=0;i<=h->mask;i++) {
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tmpex=h->body[i];
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while (tmpex) {
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j=0;
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if (tmpex->type&HTT_FUN) {
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if (!Bt(&tmpex(CHashFun *)->flags,Cf_EXTERN) &&
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!Bt(&tmpex(CHashFun *)->flags,Ff_INTERNAL))
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j=tmpex(CHashFun *)->exe_addr;
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} else if (tmpex->type&HTT_EXPORT_SYS_SYM)
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j=tmpex->val;
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if (j) {
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j=addr(I64)-j;
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if (0<=j<=best) {
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if (tmpex->type&HTT_EXPORT_SYS_SYM) {
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if (j<best || j==best && !has_lower) {
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has_lower=HasLower(tmpex->str);
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best=j;
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res=tmpex;
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}
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} else if (tmpex->type&HTT_FUN) {
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if (j<best || j==best &&
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(res && res->type&HTT_EXPORT_SYS_SYM||!has_lower)) {
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has_lower=HasLower(tmpex->str);
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best=j;
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res=tmpex;
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}
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}
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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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*_has_lower=has_lower;
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*_best=best;
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*_res =res;
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}
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CHash *FunSegFind(U8 *addr,I64 *_offset)
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{//See $LK,"Hash",A="HI:Hash"$.
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CHash *res=NULL;
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Bool has_lower=FALSE;
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CTask *task;
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CHashTable *h;
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CCPU *c;
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U64 i,best=0xFFFF;
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if (!ChkCodePtr(addr)) {
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*_offset=best;
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return NULL;
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}
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if (IsDbgMode)
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for (i=0;i<mp_cnt;i++) {
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c=&cpu_structs[i];
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task=c->seth_task;
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do {
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if (!TaskValidate(task)) goto fs_abort_task;
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h=task->hash_table;
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while (h) {
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HashFunSegFind(h,addr,&has_lower,&best,&res);
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h=h->next;
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}
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task=task->next_task;
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} while (task!=c->seth_task);
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fs_abort_task:
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}
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else {
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h=Fs->hash_table;
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while (h) {
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HashFunSegFind(h,addr,&has_lower,&best,&res);
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h=h->next;
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}
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}
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*_offset=best;
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return res;
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}
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U0 FunSegCacheAdd(CHash *tmps,U8 *addr)
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{
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I64 i;
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CDbgInfo *dbg_info;
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CFunSegCache *tmpfsc;
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if (tmps && tmps->type&HTT_FUN &&
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(dbg_info=tmps(CHashFun *)->dbg_info)) {
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lock i=dbg.fun_seg_cache_index++;
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tmpfsc=&dbg.fun_seg_cache[i&(FUN_SEG_CACHE_SIZE-1)];
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tmpfsc->base=dbg_info->body[0];
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if (addr<tmpfsc->base)
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tmpfsc->base=addr;
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tmpfsc->limit=dbg_info->body[dbg_info->max_line+1-dbg_info->min_line];
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if (addr>=tmpfsc->limit)
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tmpfsc->limit=addr+1;
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i=MinI64(StrLen(tmps->str),FUN_SEG_CACHE_STR_LEN-1);
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MemCpy(tmpfsc->str,tmps->str,i);
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tmpfsc->str[i]=0;
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tmpfsc->time_stamp=tS;
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}
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}
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U8 *FunSegCacheFind(U8 *addr,I64 *_offset)
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{
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I64 i;
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F64 timeout;
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CFunSegCache *tmpfsc=dbg.fun_seg_cache;
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if (addr==SYS_IDLE_PT) {
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*_offset=0;
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return "SYS_IDLE_PT";
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} else {
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timeout=tS+8.0;
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for (i=0;i<FUN_SEG_CACHE_SIZE;i++,tmpfsc++)
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if (tmpfsc->base<=addr<tmpfsc->limit &&
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tmpfsc->time_stamp>timeout) {
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*_offset=addr-tmpfsc->base;
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return tmpfsc->str;
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}
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return NULL;
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}
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}
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U0 StrPrintFunSeg(U8 *buf,I64 addr,I64 field_len,I64 flags)
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{
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I64 offset;
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CHashExport *tmpex;
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U8 *str,*str2;
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Bool is_fun=FALSE;
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if (!(flags&PRTF_TRUNCATE))
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field_len=0;
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if (addr) {
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if (str=FunSegCacheFind(addr,&offset)) {
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if (addr!=SYS_IDLE_PT)
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is_fun=TRUE;
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} else {
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if (tmpex=FunSegFind(addr,&offset)) {
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if (tmpex->type&HTT_FUN)
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is_fun=TRUE;
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FunSegCacheAdd(tmpex,addr);
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str=tmpex->str;
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}
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}
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if (str) {
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if (offset>0xFFFF) offset=0xFFFF;
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if (flags&PRTF_COMMA) {
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if (is_fun) {
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str2=MStrPrint("&%s",str);
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if (!field_len)
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StrCpy(buf,str2);
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else if (flags&PRTF_LEFT_JUSTIFY && StrLen(str2)<field_len)
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StrCpy(buf,str2);
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else
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StrPrint(buf,"%*ts",field_len,str2);
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Free(str2);
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} else {
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if (!field_len)
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StrCpy(buf,str);
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else if (flags&PRTF_LEFT_JUSTIFY && StrLen(str)<field_len)
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StrCpy(buf,str);
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else
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StrPrint(buf,"%*ts",field_len,str);
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}
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} else {
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if (is_fun) {
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str2=MStrPrint("&%s",str);
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if (field_len && field_len>7) {
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if (flags&PRTF_LEFT_JUSTIFY && StrLen(str2)<field_len-7)
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StrPrint(buf,"%s+0x%04X",str2,offset);
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else
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StrPrint(buf,"%*ts+0x%04X",field_len-7,str2,offset);
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} else
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StrPrint(buf,"%s+0x%04X",str2,offset);
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Free(str2);
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} else {
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if (field_len && field_len>7) {
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if (flags&PRTF_LEFT_JUSTIFY && StrLen(str)<field_len-7)
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StrPrint(buf,"%s+0x%04X",str,offset);
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else
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StrPrint(buf,"%*ts+0x%04X",field_len-7,str,offset);
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} else
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StrPrint(buf,"%s+0x%04X",str,offset);
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}
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}
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return;
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}
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}
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if (flags&PRTF_COMMA)
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StrCpy(buf,".");
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else if (flags&PRTF_TRUNCATE && field_len)
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StrPrint(buf,"%*tX",field_len,addr);
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else
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StrPrint(buf,"%X",addr);
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}
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I64 SrcLineNum(U8 *addr,I64 cnt=1)
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{//linenum for src of addr.
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CHashSrcSym *tmph;
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I64 cur_line,first_line,last_line,num_lines,offset;
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CDbgInfo *dbg_info;
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U32 *body;
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U8 *src,*src2;
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if (tmph=FunSegFind(addr,&offset)) {
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if (tmph->type&(HTT_FUN|HTT_EXPORT_SYS_SYM)) {
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if (dbg_info=tmph->dbg_info) {
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num_lines=dbg_info->max_line-dbg_info->min_line+1;
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body=dbg_info->body;
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//find first nonzero
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first_line=0;
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while (!body[first_line]) {
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first_line++;
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if (first_line>=num_lines)
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return -1;
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}
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//find last nonzero
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last_line=num_lines-1;
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while (!body[last_line] && last_line>first_line)
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last_line--;
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//interpolate to guess line num
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cur_line=ClampI64(ToF64(addr-body[first_line])*(last_line-first_line+1)/
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(body[last_line]-body[first_line]+1),first_line,last_line);
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//retreat while too high
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while ((!body[cur_line] || body[cur_line]>=addr) && cur_line>first_line)
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cur_line--;
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//advance while to low
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while ((!body[cur_line] || body[cur_line]<addr) && cur_line<last_line)
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cur_line++;
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if (addr<body[cur_line]+cnt)
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return cur_line+dbg_info->min_line;
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} else if (tmph->src_link) {
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src =StrNew(tmph->src_link);
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src2=StrNew(tmph->src_link);
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StrLastRem(src,",",src2);
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cur_line=Str2I64(src2);
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Free(src);
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Free(src2);
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return cur_line;
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}
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}
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}
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return -1;
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}
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U8 *SrcFileName(U8 *addr,I64 cnt=1,CTask *mem_task=NULL)
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{//MAlloc filename for src of addr.
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CHashSrcSym *tmph;
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I64 i,j,ii,offset,best=NULL,d,best_d;
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U32 *body;
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CDbgInfo *dbg_info;
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U8 *src;
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if ((tmph=FunSegFind(addr,&offset)) &&
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tmph->type&(HTT_FUN|HTT_EXPORT_SYS_SYM)) {
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if (dbg_info=tmph->dbg_info) {
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j=dbg_info->max_line-dbg_info->min_line+1;
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body=dbg_info->body;
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best_d=I64_MAX;
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for (i=0;i<j;i++) {
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if (0<body[i]<=addr<body[i]+cnt) {
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ii=i+1;
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while (!body[ii])
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ii++;
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if (addr<body[ii]) {
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d=addr(I64)-body[i];
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if (d<best_d) {
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best_d=d;
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best=tmph->src_link;
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}
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}
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}
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}
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} else
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best=tmph->src_link;
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}
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if (best) {
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src=StrNew(best,mem_task);
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StrFirstRem(src,":");
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StrLastRem(src,",");
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return src;
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} else
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return NULL;
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}
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U8 *SrcEdLink(U8 *addr,I64 cnt=1,CTask *mem_task=NULL)
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{//MAlloc file,line link to src of addr.
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U8 *filename,*st,*st2;
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I64 linenum;
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if (filename=SrcFileName(addr,cnt)) {
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linenum=SrcLineNum(addr,cnt);
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if (linenum<1)
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linenum=1;
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st2=MStrPrint("FL:%s,%d",filename,linenum);
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Free(filename);
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st=StrNew(st2,mem_task);
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Free(st2);
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return st;
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}
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return NULL;
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}
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Bool PutSrcLink(U8 *addr,I64 cnt=1,U8 *buf=NULL)
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{//Put to StdOut a $LK,"DolDoc",A="FI:::/Doc/DolDocOverview.DD"$ file,line link to src of addr.
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U8 *src;
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if (src=SrcEdLink(addr,cnt)) {
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if (buf)
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StrPrint(buf,"$$LK,\"%p\",A=\"%s\"$$",addr,src);
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else
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"$$LK,\"%p\",A=\"%s\"$$",addr,src;
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Free(src);
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return TRUE;
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} else if (buf)
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*buf=0;
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return FALSE;
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}
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Bool E(U8 *addr,I64 cnt=512,I64 edf_dof_flags=0)
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{//Edit src at addr.
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U8 *st;
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Bool res=FALSE;
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if (st=SrcEdLink(addr,cnt)) {
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if (IsRaw)
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res=EdLiteFileLine(st,edf_dof_flags);
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else
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res=Ed(st,edf_dof_flags);
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Free(st);
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}
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return res;
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}
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Bool Man(U8 *st,I64 edf_dof_flags=0)
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{//Owner's manual for symbol. Edit src code for symbol.
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Bool res=FALSE;
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U8 **st2;
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CHashSrcSym *tmph;
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if (IsRaw) {
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if ((tmph=HashFind(st,Fs->hash_table,HTG_SRC_SYM)) && tmph->src_link)
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res=EdLiteFileLine(tmph->src_link,edf_dof_flags);
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} else {
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st2=MStrPrint("MN:%s",st);
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res=Ed(st2,edf_dof_flags);
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Free(st2);
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}
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return res;
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}
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