1991-09-13 05:10:43 +00:00
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/* Parameters for NYU Ultracomputer 29000 target, for GDB, the GNU debugger.
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Copyright 1990, 1991 Free Software Foundation, Inc.
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Contributed by David Wood @ New York University (wood@nyu.edu).
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* This file includes tm-29k.h, but predefines REGISTER_NAMES and
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related macros. The file supports a 29k running our flavor of
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Unix on our Ultra3 PE Boards. */
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/* Byte order is configurable, but this machine runs big-endian. */
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#define TARGET_BYTE_ORDER BIG_ENDIAN
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/* Initializer for an array of names of registers.
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There should be NUM_REGS strings in this initializer.
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*/
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#define NUM_REGS (EXO_REGNUM + 1)
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#define REGISTER_NAMES { \
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"gr1", \
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"gr64", "gr65", "gr66", "gr67", "gr68", "gr69", "gr70", "gr71", "gr72", \
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"gr73", "gr74", "gr75", "gr76", "gr77", "gr78", "gr79", "gr80", "gr81", \
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"gr82", "gr83", "gr84", "gr85", "gr86", "gr87", "gr88", "gr89", "gr90", \
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"gr91", "gr92", "gr93", "gr94", "gr95", \
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"gr96", "gr97", "gr98", "gr99", "gr100", "gr101", "gr102", "gr103", "gr104", \
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"gr105", "gr106", "gr107", "gr108", "gr109", "gr110", "gr111", "gr112", \
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"gr113", "gr114", "gr115", "gr116", "gr117", "gr118", "gr119", "gr120", \
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"gr121", "gr122", "gr123", "gr124", "gr125", "gr126", "gr127", \
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"lr0", "lr1", "lr2", "lr3", "lr4", "lr5", "lr6", "lr7", "lr8", "lr9", \
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"lr10", "lr11", "lr12", "lr13", "lr14", "lr15", "lr16", "lr17", "lr18", \
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"lr19", "lr20", "lr21", "lr22", "lr23", "lr24", "lr25", "lr26", "lr27", \
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"lr28", "lr29", "lr30", "lr31", "lr32", "lr33", "lr34", "lr35", "lr36", \
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"lr37", "lr38", "lr39", "lr40", "lr41", "lr42", "lr43", "lr44", "lr45", \
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"lr46", "lr47", "lr48", "lr49", "lr50", "lr51", "lr52", "lr53", "lr54", \
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"lr55", "lr56", "lr57", "lr58", "lr59", "lr60", "lr61", "lr62", "lr63", \
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"lr64", "lr65", "lr66", "lr67", "lr68", "lr69", "lr70", "lr71", "lr72", \
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"lr73", "lr74", "lr75", "lr76", "lr77", "lr78", "lr79", "lr80", "lr81", \
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"lr82", "lr83", "lr84", "lr85", "lr86", "lr87", "lr88", "lr89", "lr90", \
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"lr91", "lr92", "lr93", "lr94", "lr95", "lr96", "lr97", "lr98", "lr99", \
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"lr100", "lr101", "lr102", "lr103", "lr104", "lr105", "lr106", "lr107", \
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"lr108", "lr109", "lr110", "lr111", "lr112", "lr113", "lr114", "lr115", \
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"lr116", "lr117", "lr118", "lr119", "lr120", "lr121", "lr122", "lr123", \
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"lr124", "lr125", "lr126", "lr127", \
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"vab", "ops", "cps", "cfg", "cha", "chd", "chc", "rbp", "tmc", "tmr", \
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"pc0", "pc1", "pc2", "mmu", "lru", \
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"ipc", "ipa", "ipb", "q", "alu", "bp", "fc", "cr", \
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"fpe", "int", "fps", "exo" }
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#ifdef KERNEL_DEBUGGING
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# define PADDR_U_REGNUM 22 /* gr86 */
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# define RETURN_REGNUM GR64_REGNUM
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#else
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# define RETURN_REGNUM GR96_REGNUM
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#endif /* KERNEL_DEBUGGING */
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/* Should rename all GR96_REGNUM to RETURN_REGNUM */
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#define GR1_REGNUM (0)
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#define GR64_REGNUM 1
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#define GR96_REGNUM (GR64_REGNUM + 32)
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/* This needs to be the memory stack pointer, not the register stack pointer,
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to make call_function work right. */
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#define SP_REGNUM MSP_REGNUM
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#define FP_REGNUM (LR0_REGNUM + 1) /* lr1 */
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/* Large Return Pointer */
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#define LRP_REGNUM (123 - 96 + RETURN_REGNUM)
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/* Static link pointer */
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#define SLP_REGNUM (124 - 96 + RETURN_REGNUM)
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/* Memory Stack Pointer. */
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#define MSP_REGNUM (125 - 96 + RETURN_REGNUM)
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/* Register allocate bound. */
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#define RAB_REGNUM (126 - 96 + RETURN_REGNUM)
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/* Register Free Bound. */
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#define RFB_REGNUM (127 - 96 + RETURN_REGNUM)
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/* Register Stack Pointer. */
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#define RSP_REGNUM GR1_REGNUM
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#define LR0_REGNUM ( 32 + GR96_REGNUM)
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/* Protected Special registers */
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#define VAB_REGNUM (LR0_REGNUM + 128)
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#define OPS_REGNUM (VAB_REGNUM + 1)
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#define CPS_REGNUM (VAB_REGNUM + 2)
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#define CFG_REGNUM (VAB_REGNUM + 3)
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#define CHA_REGNUM (VAB_REGNUM + 4)
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#define CHD_REGNUM (VAB_REGNUM + 5)
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#define CHC_REGNUM (VAB_REGNUM + 6)
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#define RBP_REGNUM (VAB_REGNUM + 7)
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#define TMC_REGNUM (VAB_REGNUM + 8)
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#define TMR_REGNUM (VAB_REGNUM + 9)
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#define NPC_REGNUM (VAB_REGNUM + 10) /* pc0 */
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#define PC_REGNUM (VAB_REGNUM + 11) /* pc1 */
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#define PC2_REGNUM (VAB_REGNUM + 12) /* pc2 */
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#define MMU_REGNUM (VAB_REGNUM + 13)
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#define LRU_REGNUM (VAB_REGNUM + 14)
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/* Register sequence gap */
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/* Unprotected Special registers */
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#define IPC_REGNUM (LRU_REGNUM + 1)
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#define IPA_REGNUM (IPC_REGNUM + 1)
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#define IPB_REGNUM (IPC_REGNUM + 2)
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#define Q_REGNUM (IPC_REGNUM + 3)
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#define ALU_REGNUM (IPC_REGNUM + 4)
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#define PS_REGNUM ALU_REGNUM
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#define BP_REGNUM (IPC_REGNUM + 5)
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#define FC_REGNUM (IPC_REGNUM + 6)
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#define CR_REGNUM (IPC_REGNUM + 7)
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/* Register sequence gap */
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#define FPE_REGNUM (CR_REGNUM + 1)
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#define INT_REGNUM (FPE_REGNUM + 1)
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#define FPS_REGNUM (FPE_REGNUM + 2)
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/* Register sequence gap */
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#define EXO_REGNUM (FPS_REGNUM + 1)
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/* Special register #x. */
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#define SR_REGNUM(x) \
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((x) < 15 ? VAB_REGNUM + (x) \
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: (x) >= 128 && (x) < 136 ? IPC_REGNUM + (x-128) \
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: (x) >= 160 && (x) < 163 ? FPE_REGNUM + (x-160) \
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: (x) == 164 ? EXO_REGNUM \
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: (error ("Internal error in SR_REGNUM"), 0))
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#ifndef KERNEL_DEBUGGING
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/*
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* This macro defines the register numbers (from REGISTER_NAMES) that
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* are effectively unavailable to the user through ptrace(). It allows
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* us to include the whole register set in REGISTER_NAMES (inorder to
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* better support remote debugging). If it is used in
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* fetch/store_inferior_registers() gdb will not complain about I/O errors
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* on fetching these registers. If all registers in REGISTER_NAMES
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* are available, then return false (0).
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*/
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#define CANNOT_STORE_REGISTER(regno) \
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(((regno)>=GR64_REGNUM && (regno)<GR64_REGNUM+32) || \
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((regno)==VAB_REGNUM) || \
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((regno)==OPS_REGNUM) || \
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((regno)>=CFG_REGNUM && (regno)<=TMR_REGNUM) || \
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((regno)==MMU_REGNUM) || \
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((regno)==LRU_REGNUM) || \
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((regno)>=ALU_REGNUM) || \
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((regno)==CR_REGNUM) || \
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((regno)==EXO_REGNUM))
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#define CANNOT_FETCH_REGISTER(regno) CANNOT_STORE_REGISTER(regno)
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#endif /* KERNEL_DEBUGGING */
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/*
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* Converts an sdb register number to an internal gdb register number.
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* Currently under gcc, gr96->0...gr128->31...lr0->32...lr127->159, or...
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* gr64->0...gr95->31, lr0->32...lr127->159.
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*/
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#define SDB_REG_TO_REGNUM(value) (((value)<32) ? ((value)+RETURN_REGNUM) : \
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((value)-32+LR0_REGNUM))
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#ifdef KERNEL_DEBUGGING
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/* ublock virtual address as defined in our sys/param.h */
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/* FIXME: Should get this from sys/param.h */
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# define UVADDR ((32*0x100000)-8192)
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#endif
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/*
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* Are we in sigtramp(), needed in infrun.c. Specific to ultra3, because
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* we take off the leading '_'.
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*/
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#if !defined(KERNEL_DEBUGGING)
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#ifdef SYM1
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* defs.h (STRCMP, STREQ, STREQN): New macros.
* defs.h (demangle_and_match): Remove prototype.
* dwarfread.c (STREQ, STREQN): Remove macros, replaced with STREQ
and STREQN defined in defs.h.
* dwarfread.c (set_cu_language): For completely unknown languages,
try to deduce the language from the filename. Retain behavior
that for known languages we don't know how to handle, we use
language_unknown.
* dwarfread.c (enum_type, symthesize_typedef): Initialize language
and demangled name fields in symbol.
* dwarfread.c, mipsread.c, partial-stab.h: For all usages of
ADD_PSYMBOL_TO_LIST, add language and objfile parameters.
* dwarfread.c (new_symbol): Attempt to demangle C++ symbol names
and cache the results in SYMBOL_DEMANGLED_NAME for the symbol.
* elfread.c (STREQ): Remove macro, use STREQ defined in defs.h.
Replace usages throughout.
* elfread.c (demangle.h): Include.
* elfread.c (record_minimal_symbol): Remove prototype and function.
* gdbtypes.h, symtab.h (B_SET, B_CLR, B_TST, B_TYPE, B_BYTES,
B_CLRALL): Moved from symtab.h to gdbtypes.h.
* infcmd.c (jump_command): Remove code to demangle name and add
it to a cleanup list. Now just use SYMBOL_DEMANGLED_NAME.
* minsyms.c (demangle.h): Include.
* minsyms.c (lookup_minimal_symbol): Indent comment to match code.
* minsyms.c (install_minimal_symbols): Attempt to demangle symbol
names as C++ names, and cache them in SYMBOL_DEMANGLED_NAME.
* mipsread.c (psymtab_language): Add static variable.
* stabsread.c (demangle.h): Include.
* stabsread.c (define_symbol): Attempt to demangle C++ symbol
names and cache them in the SYMBOL_DEMANGLED_NAME field.
* stack.c (return_command): Remove explicit demangling of name
and use of cleanups. Just use SYMBOL_DEMANGLED_NAME.
* symfile.c (demangle.h): Include.
* symfile.c (add_psymbol_to_list, add_psymbol_addr_to_list): Fix
to match macros in symfile.h and allow them to be compiled
if INLINE_ADD_PSYMBOL is not true.
* symfile.h (INLINE_ADD_PSYMBOL): Default to true if not set.
* symfile.h (ADD_PSYMBOL_*): Add language and objfile parameters.
Add code to demangle and cache C++ symbol names. Use macro form
if INLINE_ADD_PSYMBOL is true, otherwise use C function form.
* symmisc.c (add_psymbol_to_list, add_psymbol_addr_to_list):
Remove, also defined in symfile.c, which we already fixed.
* symtab.c (expensive_mangler): Remove prototype and function.
* symtab.c (find_methods): Remove physnames parameter and fix
prototype to match.
* symtab.c (completion_list_add_symbol): Name changed to
completion_list_add_name.
* symtab.c (COMPLETION_LIST_ADD_SYMBOL): New macro, adds both
the normal symbol name and the cached C++ demangled name.
* symtab.c (lookup_demangled_partial_symbol,
lookup_demangled_block_symbol): Remove prototypes and functions.
* symtab.c (lookup_symbol): Remove use of expensive_mangler,
use lookup_block_symbol instead of lookup_demangled_block_symbol.
Remove code to try demangling names and matching them.
* symtab.c (lookup_partial_symbol, lookup_block_symbol):
Fix to try matching the cached demangled name if no match is
found using the regular symbol name.
* symtab.c (find_methods): Remove unused physnames array.
* symtab.c (name_match, NAME_MATCH): Remove function and macro,
replaced with SYMBOL_MATCHES_REGEXP from symtab.h.
* symtab.c (completion_list_add_symbol): Rewrite to use cached
C++ demangled symbol names.
* symtab.h: Much reformatting of structures and such to add
whitespace to make them more readable, and make them more
consistent with other gdb structure definitions.
* symtab.h (general_symbol_info): New struct containing fields
common to all symbols.
* symtab.h (SYMBOL_LANGUAGE, SYMBOL_DEMANGLED_NAME,
SYMBOL_SOURCE_NAME, SYMBOL_LINKAGE_NAME, SYMBOL_MATCHES_NAME,
SYMBOL_MATCHES_REGEXP, MSYMBOL_INFO, MSYMBOL_TYPE): New macros.
* symtab. (struct minimal_symbol, struct partial_symbol, struct
symbol): Use general_symbol_info struct.
* utils.c (demangle_and_match): Remove, no longer used.
* valops.c (demangle.h): Include.
* xcoffexec.c (eq): Remove macro, replace usages with STREQ.
* blockframe.c, breakpoint.c, c-exp.y, c-valprint.c, dbxread.c,
infcmd.c, m2-exp.y, minsyms.c, objfiles.h, solib.c, stack.c,
symmisc.c, symtab.c, valops.c: Replace references to minimal
symbol fields with appropriate macros.
* breakpoint.c, buildsym.c, c-exp.y, c-typeprint.c, c-valprint.c,
coffread.c, command.c, convex-tdep.c, cp-valprint.c, dbxread.c,
demangle.c, elfread.c, energize.c, environ.c, exec.c,
gdbtypes.c, i960-tdep.c, infrun.c, infrun-hacked.c, language.c,
main.c, minsyms.c, mipsread.c, partial-stab.h, remote-es1800.c,
remote-nindy.c, remote-udi.c, rs6000-tdep.c, solib.c, source.c,
sparc-pinsn.c, stabsread.c, standalone.c, state.c, stuff.c,
symfile.c, symmisc.c, symtab.c, symtab.h, tm-sysv4.h,
tm-ultra3.h, values.c, xcoffexec.c, xcoffread.c: Replace strcmp
and strncmp usages with STREQ, STREQN, or STRCMP as appropriate.
* breakpoint.c, buildsym.c, c-typeprint.c, expprint.c, findvar.c,
mipsread.c, printcmd.c, source.c, stabsread.c, stack.c,
symmisc.c, tm-29k.h, valops.c, values.c: Replace SYMBOL_NAME
references with SYMBOL_SOURCE_NAME or SYMBOL_LINKAGE_NAME as
appropriate.
* buildsym.c (start_subfile, patch_subfile_names): Default the
source language to what can be deduced from the filename.
* buildsym.c (end_symtab): Update the source language in the
allocated symtab to match what we have been using.
* buildsym.h (struct subfile): Add a language field.
* c-typeprint.c (c_print_type): Remove code to do explicit
demangling.
* dbxread.c (psymtab_language): Add static variable.
* dbxread.c (start_psymtab): Initialize psymtab_language using
deduce_language_from_filename.
1992-12-23 06:34:57 +00:00
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# define IN_SIGTRAMP(pc, name) (name && STREQ ("sigtramp", name))
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1991-09-13 05:10:43 +00:00
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#else
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Need to define IN_SIGTRAMP() for sym2.
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#endif
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#endif /* !KERNEL_DEBUGGING */
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#include "tm-29k.h"
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/**** The following are definitions that override those in tm-29k.h ****/
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/* This sequence of words is the instructions
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mtsrim cr, 15
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loadm 0, 0, lr2, msp ; load first 16 words of arguments into registers
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add msp, msp, 16 * 4 ; point to the remaining arguments
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CONST_INSN:
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const gr96,inf
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consth gr96,inf
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calli lr0, gr96
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aseq 0x40,gr1,gr1 ; nop
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asneq 0x50,gr1,gr1 ; breakpoint
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When KERNEL_DEBUGGIN is defined, msp -> gr93, gr96 -> gr64,
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7d -> 5d, 60 -> 40
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*/
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/* Position of the "const" instruction within CALL_DUMMY in bytes. */
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#undef CALL_DUMMY
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#if TARGET_BYTE_ORDER == HOST_BYTE_ORDER
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#ifdef KERNEL_DEBUGGING /* gr96 -> gr64 */
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# define CALL_DUMMY {0x0400870f, 0x3600825d, 0x155d5d40, 0x03ff40ff, \
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0x02ff40ff, 0xc8008040, 0x70400101, 0x72500101}
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#else
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# define CALL_DUMMY {0x0400870f, 0x3600827d, 0x157d7d40, 0x03ff60ff, \
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0x02ff60ff, 0xc8008060, 0x70400101, 0x72500101}
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#endif /* KERNEL_DEBUGGING */
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#else /* Byte order differs. */
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you lose
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#endif /* Byte order differs. */
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#if !defined(KERNEL_DEBUGGING)
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# ifdef SYM1
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# undef DECR_PC_AFTER_BREAK
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# define DECR_PC_AFTER_BREAK 0 /* Sym1 kernel does the decrement */
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# else
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->"ULTRA3 running other than sym1 OS"!;
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# endif
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#endif /* !KERNEL_DEBUGGING */
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