-/* Parameters for NYU Ultracomputer 29000 target, for GDB, the GNU debugger.
- Copyright 1990, 1991 Free Software Foundation, Inc.
- Contributed by David Wood @ New York University (wood@nyu.edu).
-
-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., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-/* This file includes tm-29k.h, but predefines REGISTER_NAMES and
- related macros. The file supports a 29k running our flavor of
- Unix on our Ultra3 PE Boards. */
-
-/* Byte order is configurable, but this machine runs big-endian. */
-#define TARGET_BYTE_ORDER BIG_ENDIAN
-
-/* Initializer for an array of names of registers.
- There should be NUM_REGS strings in this initializer.
- */
-#define NUM_REGS (EXO_REGNUM + 1)
-
-#define REGISTER_NAMES { \
- "gr1", \
- "gr64", "gr65", "gr66", "gr67", "gr68", "gr69", "gr70", "gr71", "gr72", \
- "gr73", "gr74", "gr75", "gr76", "gr77", "gr78", "gr79", "gr80", "gr81", \
- "gr82", "gr83", "gr84", "gr85", "gr86", "gr87", "gr88", "gr89", "gr90", \
- "gr91", "gr92", "gr93", "gr94", "gr95", \
- "gr96", "gr97", "gr98", "gr99", "gr100", "gr101", "gr102", "gr103", "gr104", \
- "gr105", "gr106", "gr107", "gr108", "gr109", "gr110", "gr111", "gr112", \
- "gr113", "gr114", "gr115", "gr116", "gr117", "gr118", "gr119", "gr120", \
- "gr121", "gr122", "gr123", "gr124", "gr125", "gr126", "gr127", \
- "lr0", "lr1", "lr2", "lr3", "lr4", "lr5", "lr6", "lr7", "lr8", "lr9", \
- "lr10", "lr11", "lr12", "lr13", "lr14", "lr15", "lr16", "lr17", "lr18", \
- "lr19", "lr20", "lr21", "lr22", "lr23", "lr24", "lr25", "lr26", "lr27", \
- "lr28", "lr29", "lr30", "lr31", "lr32", "lr33", "lr34", "lr35", "lr36", \
- "lr37", "lr38", "lr39", "lr40", "lr41", "lr42", "lr43", "lr44", "lr45", \
- "lr46", "lr47", "lr48", "lr49", "lr50", "lr51", "lr52", "lr53", "lr54", \
- "lr55", "lr56", "lr57", "lr58", "lr59", "lr60", "lr61", "lr62", "lr63", \
- "lr64", "lr65", "lr66", "lr67", "lr68", "lr69", "lr70", "lr71", "lr72", \
- "lr73", "lr74", "lr75", "lr76", "lr77", "lr78", "lr79", "lr80", "lr81", \
- "lr82", "lr83", "lr84", "lr85", "lr86", "lr87", "lr88", "lr89", "lr90", \
- "lr91", "lr92", "lr93", "lr94", "lr95", "lr96", "lr97", "lr98", "lr99", \
- "lr100", "lr101", "lr102", "lr103", "lr104", "lr105", "lr106", "lr107", \
- "lr108", "lr109", "lr110", "lr111", "lr112", "lr113", "lr114", "lr115", \
- "lr116", "lr117", "lr118", "lr119", "lr120", "lr121", "lr122", "lr123", \
- "lr124", "lr125", "lr126", "lr127", \
- "vab", "ops", "cps", "cfg", "cha", "chd", "chc", "rbp", "tmc", "tmr", \
- "pc0", "pc1", "pc2", "mmu", "lru", \
- "ipc", "ipa", "ipb", "q", "alu", "bp", "fc", "cr", \
- "fpe", "int", "fps", "exo" }
-
-
-#ifdef KERNEL_DEBUGGING
-# define PADDR_U_REGNUM 22 /* gr86 */
-# define RETURN_REGNUM GR64_REGNUM
-#else
-# define RETURN_REGNUM GR96_REGNUM
-#endif /* KERNEL_DEBUGGING */
-
-
-/* Should rename all GR96_REGNUM to RETURN_REGNUM */
-#define GR1_REGNUM (0)
-#define GR64_REGNUM 1
-#define GR96_REGNUM (GR64_REGNUM + 32)
-/* This needs to be the memory stack pointer, not the register stack pointer,
- to make call_function work right. */
-#define SP_REGNUM MSP_REGNUM
-
-#define FP_REGNUM (LR0_REGNUM + 1) /* lr1 */
-/* Large Return Pointer */
-#define LRP_REGNUM (123 - 96 + RETURN_REGNUM)
-/* Static link pointer */
-#define SLP_REGNUM (124 - 96 + RETURN_REGNUM)
-/* Memory Stack Pointer. */
-#define MSP_REGNUM (125 - 96 + RETURN_REGNUM)
-/* Register allocate bound. */
-#define RAB_REGNUM (126 - 96 + RETURN_REGNUM)
-/* Register Free Bound. */
-#define RFB_REGNUM (127 - 96 + RETURN_REGNUM)
-/* Register Stack Pointer. */
-#define RSP_REGNUM GR1_REGNUM
-#define LR0_REGNUM ( 32 + GR96_REGNUM)
-
-/* Protected Special registers */
-#define VAB_REGNUM (LR0_REGNUM + 128)
-#define OPS_REGNUM (VAB_REGNUM + 1)
-#define CPS_REGNUM (VAB_REGNUM + 2)
-#define CFG_REGNUM (VAB_REGNUM + 3)
-#define CHA_REGNUM (VAB_REGNUM + 4)
-#define CHD_REGNUM (VAB_REGNUM + 5)
-#define CHC_REGNUM (VAB_REGNUM + 6)
-#define RBP_REGNUM (VAB_REGNUM + 7)
-#define TMC_REGNUM (VAB_REGNUM + 8)
-#define TMR_REGNUM (VAB_REGNUM + 9)
-#define NPC_REGNUM (VAB_REGNUM + 10) /* pc0 */
-#define PC_REGNUM (VAB_REGNUM + 11) /* pc1 */
-#define PC2_REGNUM (VAB_REGNUM + 12) /* pc2 */
-#define MMU_REGNUM (VAB_REGNUM + 13)
-#define LRU_REGNUM (VAB_REGNUM + 14)
- /* Register sequence gap */
-/* Unprotected Special registers */
-#define IPC_REGNUM (LRU_REGNUM + 1)
-#define IPA_REGNUM (IPC_REGNUM + 1)
-#define IPB_REGNUM (IPC_REGNUM + 2)
-#define Q_REGNUM (IPC_REGNUM + 3)
-#define ALU_REGNUM (IPC_REGNUM + 4)
-#define PS_REGNUM ALU_REGNUM
-#define BP_REGNUM (IPC_REGNUM + 5)
-#define FC_REGNUM (IPC_REGNUM + 6)
-#define CR_REGNUM (IPC_REGNUM + 7)
- /* Register sequence gap */
-#define FPE_REGNUM (CR_REGNUM + 1)
-#define INT_REGNUM (FPE_REGNUM + 1)
-#define FPS_REGNUM (FPE_REGNUM + 2)
- /* Register sequence gap */
-#define EXO_REGNUM (FPS_REGNUM + 1)
-
-/* Special register #x. */
-#define SR_REGNUM(x) \
- ((x) < 15 ? VAB_REGNUM + (x) \
- : (x) >= 128 && (x) < 136 ? IPC_REGNUM + (x-128) \
- : (x) >= 160 && (x) < 163 ? FPE_REGNUM + (x-160) \
- : (x) == 164 ? EXO_REGNUM \
- : (error ("Internal error in SR_REGNUM"), 0))
-
-#ifndef KERNEL_DEBUGGING
-/*
- * This macro defines the register numbers (from REGISTER_NAMES) that
- * are effectively unavailable to the user through ptrace(). It allows
- * us to include the whole register set in REGISTER_NAMES (inorder to
- * better support remote debugging). If it is used in
- * fetch/store_inferior_registers() gdb will not complain about I/O errors
- * on fetching these registers. If all registers in REGISTER_NAMES
- * are available, then return false (0).
- */
-#define CANNOT_STORE_REGISTER(regno) \
- (((regno)>=GR64_REGNUM && (regno)<GR64_REGNUM+32) || \
- ((regno)==VAB_REGNUM) || \
- ((regno)==OPS_REGNUM) || \
- ((regno)>=CFG_REGNUM && (regno)<=TMR_REGNUM) || \
- ((regno)==MMU_REGNUM) || \
- ((regno)==LRU_REGNUM) || \
- ((regno)>=ALU_REGNUM) || \
- ((regno)==CR_REGNUM) || \
- ((regno)==EXO_REGNUM))
-#define CANNOT_FETCH_REGISTER(regno) CANNOT_STORE_REGISTER(regno)
-#endif /* KERNEL_DEBUGGING */
-
-/*
- * Converts an sdb register number to an internal gdb register number.
- * Currently under gcc, gr96->0...gr128->31...lr0->32...lr127->159, or...
- * gr64->0...gr95->31, lr0->32...lr127->159.
- */
-#define SDB_REG_TO_REGNUM(value) (((value)<32) ? ((value)+RETURN_REGNUM) : \
- ((value)-32+LR0_REGNUM))
-
-#ifdef KERNEL_DEBUGGING
- /* ublock virtual address as defined in our sys/param.h */
- /* FIXME: Should get this from sys/param.h */
-# define UVADDR ((32*0x100000)-8192)
-#endif
-
-/*
- * Are we in sigtramp(), needed in infrun.c. Specific to ultra3, because
- * we take off the leading '_'.
- */
-#if !defined(KERNEL_DEBUGGING)
-#ifdef SYM1
-# define IN_SIGTRAMP(pc, name) (name && !strcmp ("sigtramp", name))
-#else
- Need to define IN_SIGTRAMP() for sym2.
-#endif
-#endif /* !KERNEL_DEBUGGING */
-
-#include "tm-29k.h"
-
-/**** The following are definitions that override those in tm-29k.h ****/
-
-/* This sequence of words is the instructions
- mtsrim cr, 15
- loadm 0, 0, lr2, msp ; load first 16 words of arguments into registers
- add msp, msp, 16 * 4 ; point to the remaining arguments
- CONST_INSN:
- const gr96,inf
- consth gr96,inf
- calli lr0, gr96
- aseq 0x40,gr1,gr1 ; nop
- asneq 0x50,gr1,gr1 ; breakpoint
- When KERNEL_DEBUGGIN is defined, msp -> gr93, gr96 -> gr64,
- 7d -> 5d, 60 -> 40
- */
-
-/* Position of the "const" instruction within CALL_DUMMY in bytes. */
-#undef CALL_DUMMY
-#if TARGET_BYTE_ORDER == HOST_BYTE_ORDER
-#ifdef KERNEL_DEBUGGING /* gr96 -> gr64 */
-# define CALL_DUMMY {0x0400870f, 0x3600825d, 0x155d5d40, 0x03ff40ff, \
- 0x02ff40ff, 0xc8008040, 0x70400101, 0x72500101}
-#else
-# define CALL_DUMMY {0x0400870f, 0x3600827d, 0x157d7d40, 0x03ff60ff, \
- 0x02ff60ff, 0xc8008060, 0x70400101, 0x72500101}
-#endif /* KERNEL_DEBUGGING */
-#else /* Byte order differs. */
- you lose
-#endif /* Byte order differs. */
-
-#if !defined(KERNEL_DEBUGGING)
-# ifdef SYM1
-# undef DECR_PC_AFTER_BREAK
-# define DECR_PC_AFTER_BREAK 0 /* Sym1 kernel does the decrement */
-# else
- ->"ULTRA3 running other than sym1 OS"!;
-# endif
-#endif /* !KERNEL_DEBUGGING */
-
projects / deliverable / binutils-gdb.git / blobdiff