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Diffstat (limited to 'include/coff/a29k.h')
| -rw-r--r-- | include/coff/a29k.h | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/include/coff/a29k.h b/include/coff/a29k.h deleted file mode 100644 index 673e71696..000000000 --- a/include/coff/a29k.h +++ /dev/null @@ -1,148 +0,0 @@ -/* COFF spec for AMD 290*0 - - Copyright 2001 Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program 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 General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - Contributed by David Wood @ New York University. */ - -#ifndef AMD -# define AMD -#endif - -#define L_LNNO_SIZE 2 -#include "coff/external.h" - -/* -** Magic numbers for Am29000 -** (AT&T will assign the "real" magic number) -*/ - -#define SIPFBOMAGIC 0572 /* Am29000 (Byte 0 is MSB) */ -#define SIPRBOMAGIC 0573 /* Am29000 (Byte 0 is LSB) */ - -#define A29K_MAGIC_BIG SIPFBOMAGIC -#define A29K_MAGIC_LITTLE SIPRBOMAGIC -#define A29KBADMAG(x) ( ((x).f_magic != A29K_MAGIC_BIG) && \ - ((x).f_magic != A29K_MAGIC_LITTLE)) - -#define OMAGIC A29K_MAGIC_BIG -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/ - -/* -** File header flags currently known to us. -** -** Am29000 will use the F_AR32WR and F_AR32W flags to indicate -** the byte ordering in the file. -*/ - -/*--------------------------------------------------------------*/ - - -/* aouthdr magic numbers */ -#define NMAGIC 0410 /* separate i/d executable */ -#define SHMAGIC 0406 /* NYU/Ultra3 shared data executable - (writable text) */ -#undef _ETEXT -#define _ETEXT "_etext" - -/*--------------------------------------------------------------*/ - - -/* More names of "special" sections. */ -#define _LIT ".lit" - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/ - -/* -** Section types - with additional section type for global -** registers which will be relocatable for the Am29000. -** -** In instances where it is necessary for a linker to produce an -** output file which contains text or data not based at virtual -** address 0, e.g. for a ROM, then the linker should accept -** address base information as command input and use PAD sections -** to skip over unused addresses. -*/ - -#define STYP_BSSREG 0x1200 /* Global register area (like STYP_INFO) */ -#define STYP_ENVIR 0x2200 /* Environment (like STYP_INFO) */ -#define STYP_ABS 0x4000 /* Absolute (allocated, not reloc, loaded) */ - -/*--------------------------------------------------------------*/ - -/* -** Relocation information declaration and related definitions -*/ - -struct external_reloc -{ - char r_vaddr[4]; /* (virtual) address of reference */ - char r_symndx[4]; /* index into symbol table */ - char r_type[2]; /* relocation type */ -}; - -#define RELOC struct external_reloc -#define RELSZ 10 /* sizeof (RELOC) */ - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/ - -/* -** Relocation types for the Am29000 -*/ - -#define R_ABS 0 /* reference is absolute */ - -#define R_IREL 030 /* instruction relative (jmp/call) */ -#define R_IABS 031 /* instruction absolute (jmp/call) */ -#define R_ILOHALF 032 /* instruction low half (const) */ -#define R_IHIHALF 033 /* instruction high half (consth) part 1 */ -#define R_IHCONST 034 /* instruction high half (consth) part 2 */ - /* constant offset of R_IHIHALF relocation */ -#define R_BYTE 035 /* relocatable byte value */ -#define R_HWORD 036 /* relocatable halfword value */ -#define R_WORD 037 /* relocatable word value */ - -#define R_IGLBLRC 040 /* instruction global register RC */ -#define R_IGLBLRA 041 /* instruction global register RA */ -#define R_IGLBLRB 042 /* instruction global register RB */ - -/* -NOTE: -All the "I" forms refer to 29000 instruction formats. The linker is -expected to know how the numeric information is split and/or aligned -within the instruction word(s). R_BYTE works for instructions, too. - -If the parameter to a CONSTH instruction is a relocatable type, two -relocation records are written. The first has an r_type of R_IHIHALF -(33 octal) and a normal r_vaddr and r_symndx. The second relocation -record has an r_type of R_IHCONST (34 octal), a normal r_vaddr (which -is redundant), and an r_symndx containing the 32-bit constant offset -to the relocation instead of the actual symbol table index. This -second record is always written, even if the constant offset is zero. -The constant fields of the instruction are set to zero. -*/ - -/*--------------------------------------------------------------*/ - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/ - -/* -** Storage class definitions - new classes for global registers. -*/ - -#define C_GLBLREG 19 /* global register */ -#define C_EXTREG 20 /* external global register */ -#define C_DEFREG 21 /* ext. def. of global register */ |