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59 lines
2.1 KiB
C
59 lines
2.1 KiB
C
/* reloc.h reloc header file for vasm */
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/* (c) in 2002,2005-2008,2010,2011 by Volker Barthelmann and Frank Wille */
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#ifndef RELOC_H
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#define RELOC_H
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/* part of standard relocations */
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#ifndef FIRST_STANDARD_RELOC
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#define FIRST_STANDARD_RELOC 0
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#endif
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#define REL_NONE FIRST_STANDARD_RELOC
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#define REL_ABS (REL_NONE+1) /* standard absolute relocation */
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#define REL_PC (REL_ABS+1) /* PC-relative */
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#define REL_GOT (REL_PC+1) /* symbol's pointer in global off.table */
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#define REL_GOTPC (REL_GOT+1) /* global offset table PC-relative */
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#define REL_GOTOFF (REL_GOTPC+1) /* offset to global offset table */
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#define REL_GLOBDAT (REL_GOTOFF+1) /* global data */
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#define REL_PLT (REL_GLOBDAT+1) /* procedure linkage table */
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#define REL_PLTPC (REL_PLT+1) /* procedure linkage table PC-relative */
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#define REL_PLTOFF (REL_PLTPC+1) /* offset to procedure linkage table */
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#define REL_SD (REL_PLTOFF+1) /* small data base relative */
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#define REL_UABS (REL_SD+1) /* unaligned absolute addr. relocation */
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#define REL_LOCALPC (REL_UABS+1) /* pc-relative to local symbol */
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#define REL_LOADREL (REL_LOCALPC+1) /* relative to load addr., no symbol */
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#define REL_COPY (REL_LOADREL+1) /* copy from shared object */
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#define REL_JMPSLOT (REL_COPY+1) /* procedure linkage table entry */
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#define REL_SECOFF (REL_JMPSLOT+1) /* symbol's offset to start of section */
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#define LAST_STANDARD_RELOC REL_SECOFF
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/* standard reloc struct */
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typedef struct nreloc {
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int offset; /* offset to beginning of data atom in bits */
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int size; /* size of relocation in bits */
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taddr mask; /* mask value */
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taddr addend; /* addend */
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symbol *sym;
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} nreloc;
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typedef struct rlist {
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struct rlist *next;
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void *reloc;
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int type;
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} rlist;
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#define MAKEMASK(x) ((1LL<<(x))-1LL)
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nreloc *new_nreloc(void);
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rlist *add_nreloc(rlist **,symbol *,taddr,int,int,int);
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rlist *add_nreloc_masked(rlist **,symbol *,taddr,int,int,int,taddr);
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void do_pic_check(rlist *);
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taddr nreloc_real_addend(nreloc *);
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void unsupp_reloc_error(rlist *);
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void print_reloc(FILE *,int,nreloc *);
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#endif
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