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Diffstat (limited to 'gdb/config/mips/tm-mips.h')
| -rw-r--r-- | gdb/config/mips/tm-mips.h | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/gdb/config/mips/tm-mips.h b/gdb/config/mips/tm-mips.h deleted file mode 100644 index d87c4a7..0000000 --- a/gdb/config/mips/tm-mips.h +++ /dev/null @@ -1,240 +0,0 @@ -/* Definitions to make GDB run on a mips box under 4.3bsd. - Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997, - 1998, 1999, 2000 - Free Software Foundation, Inc. - Contributed by Per Bothner (bothner@cs.wisc.edu) at U.Wisconsin - and by Alessandro Forin (af@cs.cmu.edu) at CMU.. - - This file is part of GDB. - - 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. */ - -#ifndef TM_MIPS_H -#define TM_MIPS_H 1 - -#define GDB_MULTI_ARCH 1 - -#include "regcache.h" - -struct frame_info; -struct symbol; -struct type; -struct value; - -#include <bfd.h> -#include "coff/sym.h" /* Needed for PDR below. */ -#include "coff/symconst.h" - -/* PC should be masked to remove possible MIPS16 flag */ -#if !defined (GDB_TARGET_MASK_DISAS_PC) -#define GDB_TARGET_MASK_DISAS_PC(addr) UNMAKE_MIPS16_ADDR(addr) -#endif -#if !defined (GDB_TARGET_UNMASK_DISAS_PC) -#define GDB_TARGET_UNMASK_DISAS_PC(addr) MAKE_MIPS16_ADDR(addr) -#endif - -/* Return non-zero if PC points to an instruction which will cause a step - to execute both the instruction at PC and an instruction at PC+4. */ -extern int mips_step_skips_delay (CORE_ADDR); -#define STEP_SKIPS_DELAY_P (1) -#define STEP_SKIPS_DELAY(pc) (mips_step_skips_delay (pc)) - -/* Say how long (ordinary) registers are. This is a piece of bogosity - used in push_word and a few other places; REGISTER_RAW_SIZE is the - real way to know how big a register is. */ - -#define REGISTER_SIZE 4 - -/* The size of a register. This is predefined in tm-mips64.h. We - can't use REGISTER_SIZE because that is used for various other - things. */ - -#ifndef MIPS_REGSIZE -#define MIPS_REGSIZE 4 -#endif - -/* Number of machine registers */ - -#ifndef NUM_REGS -#define NUM_REGS 90 -#endif - -/* Initializer for an array of names of registers. - There should be NUM_REGS strings in this initializer. */ - -#ifndef MIPS_REGISTER_NAMES -#define MIPS_REGISTER_NAMES \ - { "zero", "at", "v0", "v1", "a0", "a1", "a2", "a3", \ - "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7", \ - "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", \ - "t8", "t9", "k0", "k1", "gp", "sp", "s8", "ra", \ - "sr", "lo", "hi", "bad", "cause","pc", \ - "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \ - "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", \ - "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",\ - "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31",\ - "fsr", "fir", "fp", "", \ - "", "", "", "", "", "", "", "", \ - "", "", "", "", "", "", "", "", \ - } -#endif - -/* Register numbers of various important registers. - Note that some of these values are "real" register numbers, - and correspond to the general registers of the machine, - and some are "phony" register numbers which are too large - to be actual register numbers as far as the user is concerned - but do serve to get the desired values when passed to read_register. */ - -#define ZERO_REGNUM 0 /* read-only register, always 0 */ -#define V0_REGNUM 2 /* Function integer return value */ -#define A0_REGNUM 4 /* Loc of first arg during a subr call */ -#define T9_REGNUM 25 /* Contains address of callee in PIC */ -#define SP_REGNUM 29 /* Contains address of top of stack */ -#define RA_REGNUM 31 /* Contains return address value */ -#define PS_REGNUM 32 /* Contains processor status */ -#define HI_REGNUM 34 /* Multiple/divide temp */ -#define LO_REGNUM 33 /* ... */ -#define BADVADDR_REGNUM 35 /* bad vaddr for addressing exception */ -#define CAUSE_REGNUM 36 /* describes last exception */ -#define PC_REGNUM 37 /* Contains program counter */ -#define FP0_REGNUM 38 /* Floating point register 0 (single float) */ -#define FPA0_REGNUM (FP0_REGNUM+12) /* First float argument register */ -#define FCRCS_REGNUM 70 /* FP control/status */ -#define FCRIR_REGNUM 71 /* FP implementation/revision */ -#define FP_REGNUM 72 /* Pseudo register that contains true address of executing stack frame */ -#define UNUSED_REGNUM 73 /* Never used, FIXME */ -#define FIRST_EMBED_REGNUM 74 /* First CP0 register for embedded use */ -#define PRID_REGNUM 89 /* Processor ID */ -#define LAST_EMBED_REGNUM 89 /* Last one */ - -/* Total amount of space needed to store our copies of the machine's - register state, the array `registers'. */ - -#define REGISTER_BYTES (NUM_REGS*MIPS_REGSIZE) - -/* Index within `registers' of the first byte of the space for - register N. */ - -#define REGISTER_BYTE(N) ((N) * MIPS_REGSIZE) - -/* Return the GDB type object for the "standard" data type of data in - register N. */ - -#ifndef REGISTER_VIRTUAL_TYPE -#define REGISTER_VIRTUAL_TYPE(N) \ - (((N) >= FP0_REGNUM && (N) < FP0_REGNUM+32) ? builtin_type_float \ - : ((N) == 32 /*SR*/) ? builtin_type_uint32 \ - : ((N) >= 70 && (N) <= 89) ? builtin_type_uint32 \ - : builtin_type_int) -#endif - -/* All mips targets store doubles in a register pair with the least - significant register in the lower numbered register. - If the target is big endian, double register values need conversion - between memory and register formats. */ - -extern void mips_register_convert_to_type (int regnum, - struct type *type, - char *buffer); -extern void mips_register_convert_from_type (int regnum, - struct type *type, - char *buffer); - -#define REGISTER_CONVERT_TO_TYPE(n, type, buffer) \ - mips_register_convert_to_type ((n), (type), (buffer)) - -#define REGISTER_CONVERT_FROM_TYPE(n, type, buffer) \ - mips_register_convert_from_type ((n), (type), (buffer)) - - -/* Special symbol found in blocks associated with routines. We can hang - mips_extra_func_info_t's off of this. */ - -#define MIPS_EFI_SYMBOL_NAME "__GDB_EFI_INFO__" -extern void ecoff_relocate_efi (struct symbol *, CORE_ADDR); - -/* Specific information about a procedure. - This overlays the MIPS's PDR records, - mipsread.c (ab)uses this to save memory */ - -typedef struct mips_extra_func_info - { - long numargs; /* number of args to procedure (was iopt) */ - bfd_vma high_addr; /* upper address bound */ - long frame_adjust; /* offset of FP from SP (used on MIPS16) */ - PDR pdr; /* Procedure descriptor record */ - } - *mips_extra_func_info_t; - -extern void mips_print_extra_frame_info (struct frame_info *frame); -#define PRINT_EXTRA_FRAME_INFO(fi) \ - mips_print_extra_frame_info (fi) - -/* It takes two values to specify a frame on the MIPS. - - In fact, the *PC* is the primary value that sets up a frame. The - PC is looked up to see what function it's in; symbol information - from that function tells us which register is the frame pointer - base, and what offset from there is the "virtual frame pointer". - (This is usually an offset from SP.) On most non-MIPS machines, - the primary value is the SP, and the PC, if needed, disambiguates - multiple functions with the same SP. But on the MIPS we can't do - that since the PC is not stored in the same part of the frame every - time. This does not seem to be a very clever way to set up frames, - but there is nothing we can do about that. */ - -#define SETUP_ARBITRARY_FRAME(argc, argv) setup_arbitrary_frame (argc, argv) -extern struct frame_info *setup_arbitrary_frame (int, CORE_ADDR *); - -/* Select the default mips disassembler */ - -#define TM_PRINT_INSN_MACH 0 - -/* These are defined in mdebugread.c and are used in mips-tdep.c */ -extern CORE_ADDR sigtramp_address, sigtramp_end; -extern void fixup_sigtramp (void); - -/* Defined in mips-tdep.c and used in remote-mips.c */ -extern char *mips_read_processor_type (void); - -/* Functions for dealing with MIPS16 call and return stubs. */ -#define IGNORE_HELPER_CALL(pc) mips_ignore_helper (pc) -extern int mips_ignore_helper (CORE_ADDR pc); - -#ifndef TARGET_MIPS -#define TARGET_MIPS -#endif - -/* Definitions and declarations used by mips-tdep.c and remote-mips.c */ -#define MIPS_INSTLEN 4 /* Length of an instruction */ -#define MIPS16_INSTLEN 2 /* Length of an instruction on MIPS16 */ -#define MIPS_NUMREGS 32 /* Number of integer or float registers */ -typedef unsigned long t_inst; /* Integer big enough to hold an instruction */ - -/* MIPS16 function addresses are odd (bit 0 is set). Here are some - macros to test, set, or clear bit 0 of addresses. */ -#define IS_MIPS16_ADDR(addr) ((addr) & 1) -#define MAKE_MIPS16_ADDR(addr) ((addr) | 1) -#define UNMAKE_MIPS16_ADDR(addr) ((addr) & ~1) - -#endif /* TM_MIPS_H */ - -/* Command to set the processor type. */ -extern void mips_set_processor_type_command (char *, int); - -/* Single step based on where the current instruction will take us. */ -extern void mips_software_single_step (enum target_signal, int); |