From 87aca9190638188b8c72e1b451a129bf7c2a344b Mon Sep 17 00:00:00 2001 From: "Andrey Halyavin (halyavin)" Date: Thu, 7 Sep 2006 14:18:13 +0000 Subject: [PATCH] tccmeos1.c deleted because it is old version of tccmeos.c git-svn-id: svn://kolibrios.org@146 a494cfbc-eb01-0410-851d-a64ba20cac60 --- .../develop/metcc/trunk/source/tccmeos1.c | 246 ------------------ 1 file changed, 246 deletions(-) delete mode 100644 programs/develop/metcc/trunk/source/tccmeos1.c diff --git a/programs/develop/metcc/trunk/source/tccmeos1.c b/programs/develop/metcc/trunk/source/tccmeos1.c deleted file mode 100644 index a22f575ff3..0000000000 --- a/programs/develop/metcc/trunk/source/tccmeos1.c +++ /dev/null @@ -1,246 +0,0 @@ -/* - * TCCMEOS.C - KolibriOS/MenuetOS file output for the TinyC Compiler - * - * Copyright (c) 2006 Andrey Khalyavin - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -typedef struct { - char magic[8]; - int version; - int entry_point; - int image_size; - int memory_size; - int stack; - int params; - int reserved1; -} IMAGE_MEOS_FILE_HEADER,*PIMAGE_MEOS_FILE_HEADER; -typedef struct _meos_section_info{ - int sh_addr; - void* data; - int data_size; - int sec_num; - struct _meos_section_info* next; -} meos_section_info; -typedef struct { - TCCState* s1; - IMAGE_MEOS_FILE_HEADER header; - meos_section_info* code_sections; - meos_section_info* data_sections; - meos_section_info* bss_sections; -} me_info; - -meos_section_info* findsection(me_info* me,int num) -{ - meos_section_info* si; - for(si=me->code_sections;si;si=si->next) - { - if (si->sec_num==num) - return si; - } - for (si=me->data_sections;si;si=si->next) - { - if (si->sec_num==num) - return si; - } - for (si=me->bss_sections;si;si=si->next) - { - if (si->sec_num==num) - return si; - } - return (meos_section_info*)0; -} - -void build_reloc(me_info* me) -{ - int flag; - Elf32_Rel *rel, *rel_, *rel_end; - Section *sr; - meos_section_info* s; - meos_section_info* ss; - s=me->code_sections; - rel=0; - rel_end=0; - flag=0; - for(;;) - { - sr=me->s1->sections[s->sec_num]->reloc; - if (sr) - { - rel = (Elf32_Rel *) sr->data; - rel_end = (Elf32_Rel *) (sr->data + sr->data_offset); - } - rel_=rel; - while (rel_r_info); - rel_=rel+1; - if (type != R_386_PC32 && type != R_386_32) - continue; - int sym = ELF32_R_SYM(rel->r_info); - if (sym>symtab_section->data_offset/sizeof(Elf32_Sym)) - continue; - Elf32_Sym* esym = ((Elf32_Sym *)symtab_section->data)+sym; - int sect=esym->st_shndx; - ss=findsection(me,sect); - if (ss==0) continue; - if (rel->r_offset>s->data_size) - continue; - if (type==R_386_PC32) - *(int*)(rel->r_offset+s->data)+=ss->sh_addr+esym->st_value-rel->r_offset-s->sh_addr; - else if (type==R_386_32) - *(int*)(rel->r_offset+s->data)+=ss->sh_addr+esym->st_value; - } - rel=rel_; - s=s->next; - if (s==0) - { - if (flag) break; - s=me->data_sections; - if (s==0) break; - flag=1; - continue; - } - } -} - -void assign_addresses(me_info* me) -{ - int i; - meos_section_info* si; - for (i=1;is1->nb_sections;i++) - { - Section* s=me->s1->sections[i]; - if (strcmp(".text",s->name)==0) - { - si=tcc_malloc(sizeof(meos_section_info)); - si->data=s->data; - si->data_size=s->data_offset; - si->next=me->code_sections; - si->sec_num=i; - me->code_sections=si; - continue; - } - if (strcmp(".data",s->name)==0) - { - si=tcc_malloc(sizeof(meos_section_info)); - si->data=s->data; - si->data_size=s->data_offset; - si->next=me->data_sections; - si->sec_num=i; - me->data_sections=si; - continue; - } - if (strcmp(".bss",s->name)==0) - { - si=tcc_malloc(sizeof(meos_section_info)); - si->data_size=s->data_offset; - si->next=me->bss_sections; - si->sec_num=i; - me->bss_sections=si; - continue; - } - } - int addr; - addr=sizeof(IMAGE_MEOS_FILE_HEADER); - for (si=me->code_sections;si;si=si->next) - { - si->sh_addr=addr; - addr+=si->data_size; - } - for (si=me->data_sections;si;si=si->next) - { - si->sh_addr=addr; - addr+=si->data_size; - } - me->header.image_size=addr; - for (si=me->bss_sections;si;si=si->next) - { - si->sh_addr=addr; - addr+=si->data_size; - } - addr+=4096; - addr=(addr+4)&(~3); - me->header.stack=addr; - me->header.memory_size=addr; - build_reloc(me); -} -int tcc_find_symbol_me(me_info* me, const char *sym_name) -{ - int i; - int symtab; - int strtab; - symtab=0; - strtab=0; - for (i=1;is1->nb_sections;i++) - { - Section* s; - s=me->s1->sections[i]; - if (strcmp(s->name,".symtab")==0) - { - symtab=i; - } - if (strcmp(s->name,".strtab")==0) - { - strtab=i; - } - } - if (symtab==0 || strtab==0) - return 0; - Elf32_Sym* s,*se; - char* name; - s=(Elf32_Sym*)me->s1->sections[symtab]->data; - se=(Elf32_Sym*)(((void*)s)+me->s1->sections[symtab]->data_offset); - name=(char*)me->s1->sections[strtab]->data; - while (sst_name,sym_name)==0) - { - return s->st_value+findsection(me,s->st_shndx)->sh_addr; - } - s++; - } - return 0; -} -const char* me_magic="MENUET01"; -int tcc_output_me(TCCState* s1,const char *filename) -{ - me_info me; - int i; - FILE* f; - //printf("%d\n",s1->nb_sections); - memset(&me,0,sizeof(me)); - me.s1=s1; - relocate_common_syms(); - assign_addresses(&me); - me.header.entry_point=tcc_find_symbol_me(&me,"start"); - - f=fopen(filename,"wb"); - for (i=0;i<8;i++) - me.header.magic[i]=me_magic[i]; - /*me.header.magic[0]='M';me.header.magic[1]='E'; - me.header.magic[2]='N';me.header.magic[3]='U'; - me.header.magic[4]='E';me.header.magic[5]='T'; - me.header.magic[6]='0';me.header.magic[7]='1';*/ - fwrite(&me.header,1,sizeof(IMAGE_MEOS_FILE_HEADER),f); - meos_section_info* si; - for(si=me.code_sections;si;si=si->next) - fwrite(si->data,1,si->data_size,f); - for (si=me.data_sections;si;si=si->next) - fwrite(si->data,1,si->data_size,f); - fclose(f); - return 0; -}