Clean up formatting of xcoff.h
This commit is contained in:
Tom Rix
parent
a318eb217d
commit
7b96e69ac5
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@ -1,3 +1,7 @@
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2001-12-16 Tom Rix <trix@redhat.com>
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* xcoff.h : Clean up formatting.
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2001-11-11 Timothy Wall <twall@alum.mit.edu>
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* ti.h: Move arch-specific stuff from here...
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@ -23,13 +23,9 @@
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#ifndef _INTERNAL_XCOFF_H
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#define _INTERNAL_XCOFF_H
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/*
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* LINKER
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*/
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/* Linker */
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/*
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* names of "special" sections
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*/
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/* Names of "special" sections. */
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#define _TEXT ".text"
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#define _DATA ".data"
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#define _BSS ".bss"
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@ -50,7 +46,6 @@
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#define RS6K_AOUTHDR_NMAGIC 0x0108 /* new: text r/o, data r/w */
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#define RS6K_AOUTHDR_ZMAGIC 0x010B /* paged: text r/o, both page-aligned */
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/* XCOFF relocation types.
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The relocations are described in the function
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xcoff[64]_ppc_relocate_section in coff64-rs6000.c and coff-rs6000.c */
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@ -78,22 +73,15 @@
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#define R_RBR (0x1a)
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#define R_RBRC (0x1b)
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/* Storage class #defines, from /usr/include/storclass.h that are not already
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defined in internal.h */
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/*
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* Storage class #defines, from /usr/include/storclass.h
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* That are not already defined in internal.h
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*/
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#define C_INFO 110 /* Comment string in .info section */
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/* Comment string in .info section */
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#define C_INFO 110
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/*
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* AUXILLARY SYMBOL ENTRIES
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*
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* auxemt
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*/
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/* Auxillary Symbol Entries */
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/* x_smtyp values: */
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#define SMTYP_ALIGN(x) ((x) >> 3) /* log2 of alignment */
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#define SMTYP_SMTYP(x) ((x) & 0x7) /* symbol type */
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/* Symbol type values: */
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@ -105,7 +93,6 @@
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#define XTY_US 5 /* "Reserved for internal use" */
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/* x_smclas values: */
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#define XMC_PR 0 /* Read-only program code */
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#define XMC_RO 1 /* Read-only constant */
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#define XMC_DB 2 /* Read-only debug dictionary table */
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@ -131,30 +118,37 @@
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struct internal_ldhdr
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{
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/*
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* The version number:
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* 1 : 32 bit
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* 2 : 64 bit
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*/
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/* The version number:
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1 : 32 bit
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2 : 64 bit */
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unsigned long l_version;
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/* The number of symbol table entries. */
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bfd_size_type l_nsyms;
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/* The number of relocation table entries. */
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bfd_size_type l_nreloc;
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/* The length of the import file string table. */
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bfd_size_type l_istlen;
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/* The number of import files. */
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bfd_size_type l_nimpid;
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/* The offset from the start of the .loader section to the first
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entry in the import file table. */
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bfd_size_type l_impoff;
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/* The length of the string table. */
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bfd_size_type l_stlen;
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/* The offset from the start of the .loader section to the first
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entry in the string table. */
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bfd_size_type l_stoff;
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/* The offset to start of the symbol table, only in XCOFF64 */
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bfd_vma l_symoff;
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/* The offset to the start of the relocation table, only in XCOFF64 */
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bfd_vma l_rldoff;
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};
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@ -172,21 +166,30 @@ struct internal_ldsym
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{
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/* Zero if the symbol name is more than SYMNMLEN characters. */
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long _l_zeroes;
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/* The offset in the string table if the symbol name is more
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than SYMNMLEN characters. */
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long _l_offset;
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} _l_l;
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} _l;
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}
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_l_l;
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}
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_l;
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/* The symbol value. */
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bfd_vma l_value;
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/* The symbol section number. */
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short l_scnum;
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/* The symbol type and flags. */
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char l_smtype;
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/* The symbol storage class. */
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char l_smclas;
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/* The import file ID. */
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bfd_size_type l_ifile;
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/* Offset to the parameter type check string. */
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bfd_size_type l_parm;
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};
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@ -208,10 +211,13 @@ struct internal_ldrel
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{
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/* The reloc address. */
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bfd_vma l_vaddr;
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/* The symbol table index in the .loader section symbol table. */
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bfd_size_type l_symndx;
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/* The relocation type and size. */
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short l_rtype;
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/* The section number this relocation applies to. */
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short l_rsecnm;
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};
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@ -234,10 +240,12 @@ struct xcoff_link_hash_entry
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/* If we have created a TOC entry (the XCOFF_SET_TOC flag is
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set), this is the offset in toc_section. */
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bfd_vma toc_offset;
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/* If the TOC entry comes from an input file, this is set to the
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symbol index of the C_HIDEXT XMC_TC or XMC_TD symbol. */
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long toc_indx;
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} u;
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}
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u;
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/* If this symbol is a function entry point which is called, this
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field holds a pointer to the function descriptor. If this symbol
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@ -260,77 +268,41 @@ struct xcoff_link_hash_entry
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unsigned char smclas;
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};
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/*
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* #define for xcoff_link_hash_entry.flags
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*
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* XCOFF_REF_REGULAR
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* Symbol is referenced by a regular object.
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*
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* XCOFF_DEF_REGULAR
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* Symbol is defined by a regular object.
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*
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* XCOFF_DEF_DYNAMIC
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* Symbol is defined by a dynamic object.
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*
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* XCOFF_LDREL
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* Symbol is used in a reloc being copied into the .loader section.
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*
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* XCOFF_ENTRY
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* Symbol is the entry point.
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*
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* XCOFF_CALLED
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* Symbol is called; this is, it appears in a R_BR reloc.
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*
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* XCOFF_SET_TOC
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* Symbol needs the TOC entry filled in.
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*
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* XCOFF_IMPORT
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* Symbol is explicitly imported.
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*
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* XCOFF_EXPORT
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* Symbol is explicitly exported.
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*
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* XCOFF_BUILT_LDSYM
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* Symbol has been processed by xcoff_build_ldsyms.
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*
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* XCOFF_MARK
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* Symbol is mentioned by a section which was not garbage collected.
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*
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* XCOFF_HAS_SIZE
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* Symbol size is recorded in size_list list from hash table.
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*
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* XCOFF_DESCRIPTOR
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* Symbol is a function descriptor.
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*
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* XCOFF_MULTIPLY_DEFINED
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* Multiple definitions have been for the symbol.
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*
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* XCOFF_RTINIT
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* Symbol is the __rtinit symbol
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*
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* XCOFF_SYSCALL32
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* Symbol is an imported 32 bit syscall
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*
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* XCOFF_SYSCALL64
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* Symbol is an imported 64 bit syscall
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*/
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/* Flags for xcoff_link_hash_entry. */
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/* Symbol is referenced by a regular object. */
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#define XCOFF_REF_REGULAR 0x00000001
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/* Symbol is defined by a regular object. */
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#define XCOFF_DEF_REGULAR 0x00000002
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/* Symbol is defined by a dynamic object. */
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#define XCOFF_DEF_DYNAMIC 0x00000004
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/* Symbol is used in a reloc being copied into the .loader section. */
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#define XCOFF_LDREL 0x00000008
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/* Symbol is the entry point. */
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#define XCOFF_ENTRY 0x00000010
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/* Symbol is called; this is, it appears in a R_BR reloc. */
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#define XCOFF_CALLED 0x00000020
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/* Symbol needs the TOC entry filled in. */
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#define XCOFF_SET_TOC 0x00000040
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/* Symbol is explicitly imported. */
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#define XCOFF_IMPORT 0x00000080
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/* Symbol is explicitly exported. */
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#define XCOFF_EXPORT 0x00000100
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/* Symbol has been processed by xcoff_build_ldsyms. */
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#define XCOFF_BUILT_LDSYM 0x00000200
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/* Symbol is mentioned by a section which was not garbage collected. */
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#define XCOFF_MARK 0x00000400
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/* Symbol size is recorded in size_list list from hash table. */
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#define XCOFF_HAS_SIZE 0x00000800
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/* Symbol is a function descriptor. */
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#define XCOFF_DESCRIPTOR 0x00001000
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/* Multiple definitions have been for the symbol. */
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#define XCOFF_MULTIPLY_DEFINED 0x00002000
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/* Symbol is the __rtinit symbol. */
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#define XCOFF_RTINIT 0x00004000
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/* Symbol is an imported 32 bit syscall. */
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#define XCOFF_SYSCALL32 0x00008000
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/* Symbol is an imported 64 bit syscall. */
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#define XCOFF_SYSCALL64 0x00010000
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/* The XCOFF linker hash table. */
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@ -394,7 +366,8 @@ struct xcoff_link_hash_table
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struct xcoff_link_size_list *next;
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struct xcoff_link_hash_entry *h;
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bfd_size_type size;
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} *size_list;
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}
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*size_list;
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/* Magic sections: _text, _etext, _data, _edata, _end, end. */
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asection *special_sections[XCOFF_NUMBER_OF_SPECIAL_SECTIONS];
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@ -408,18 +381,25 @@ struct xcoff_loader_info
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{
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/* Set if a problem occurred. */
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boolean failed;
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/* Output BFD. */
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bfd *output_bfd;
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/* Link information structure. */
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struct bfd_link_info *info;
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/* Whether all defined symbols should be exported. */
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boolean export_defineds;
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/* Number of ldsym structures. */
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size_t ldsym_count;
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/* Size of string table. */
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size_t string_size;
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/* String table. */
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bfd_byte *strings;
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/* Allocated size of string table. */
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size_t string_alc;
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};
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@ -428,37 +408,41 @@ struct xcoff_loader_info
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from smaller values. Start with zero, widen, *then* decrement. */
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#define MINUS_ONE (((bfd_vma) 0) - 1)
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/*
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* __rtinit
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* from /usr/include/rtinit.h
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*/
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struct __rtinit {
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int (*rtl) PARAMS ((void)); /* Pointer to runtime linker.
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/* __rtinit, from /usr/include/rtinit.h. */
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struct __rtinit
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{
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/* Pointer to runtime linker.
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XXX: Is the parameter really void? */
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int init_offset; /* Offset to array of init functions
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(0 if none). */
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int fini_offset; /* Offset to array of fini functions
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(0 if none). */
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int __rtinit_descriptor_size; /* Size of __RTINIT_DESCRIPTOR.
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This value should be used instead
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of sizeof(__RTINIT_DESCRIPTOR). */
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int (*rtl) PARAMS ((void));
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/* Offset to array of init functions, 0 if none. */
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int init_offset;
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/* Offset to array of fini functions, 0 if none. */
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int fini_offset;
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/* Size of __RTINIT_DESCRIPTOR. This value should be used instead of
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sizeof(__RTINIT_DESCRIPTOR). */
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int __rtinit_descriptor_size;
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};
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#define RTINIT_DESCRIPTOR_SIZE (12)
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struct __rtinit_descriptor {
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int f; /* Init/fini function. */
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int name_offset; /* Offset (within __rtinit symbol)
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to name of function. */
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unsigned char flags; /* Flags */
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struct __rtinit_descriptor
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{
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/* Init/fini function. */
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int f;
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/* Offset, relative to the start of the __rtinit symbol, to name of the
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function. */
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int name_offset;
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/* Flags */
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unsigned char flags;
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};
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/*
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* ARCHIVE
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*/
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/* Archive */
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#define XCOFFARMAG "<aiaff>\012"
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#define XCOFFARMAGBIG "<bigaf>\012"
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