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Diffstat (limited to 'gdb/config/mips/tm-irix3.h')
| -rw-r--r-- | gdb/config/mips/tm-irix3.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/gdb/config/mips/tm-irix3.h b/gdb/config/mips/tm-irix3.h new file mode 100644 index 00000000000..7e8e53eb326 --- /dev/null +++ b/gdb/config/mips/tm-irix3.h @@ -0,0 +1,81 @@ +/* Target machine description for SGI Iris under Irix, for GDB. + Copyright 1990, 1991, 1992, 1993, 1995 Free Software Foundation, Inc. + +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. */ + +#include "mips/tm-bigmips.h" + +/* SGI's assembler doesn't grok dollar signs in identifiers. + So we use dots instead. This item must be coordinated with G++. */ +#undef CPLUS_MARKER +#define CPLUS_MARKER '.' + +/* Redefine register numbers for SGI. */ + +#undef NUM_REGS +#undef REGISTER_NAMES +#undef FP0_REGNUM +#undef PC_REGNUM +#undef PS_REGNUM +#undef HI_REGNUM +#undef LO_REGNUM +#undef CAUSE_REGNUM +#undef BADVADDR_REGNUM +#undef FCRCS_REGNUM +#undef FCRIR_REGNUM + +/* Number of machine registers */ + +#define NUM_REGS 71 + +/* Initializer for an array of names of registers. + There should be NUM_REGS strings in this initializer. */ + +#define 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", "fp", "ra", \ + "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",\ + "pc", "cause", "bad", "hi", "lo", "fsr", "fir" \ + } + +/* 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 FP0_REGNUM 32 /* Floating point register 0 (single float) */ +#define PC_REGNUM 64 /* Contains program counter */ +#define CAUSE_REGNUM 65 /* describes last exception */ +#define BADVADDR_REGNUM 66 /* bad vaddr for addressing exception */ +#define HI_REGNUM 67 /* Multiple/divide temp */ +#define LO_REGNUM 68 /* ... */ +#define FCRCS_REGNUM 69 /* FP control/status */ +#define FCRIR_REGNUM 70 /* FP implementation/revision */ + +/* Offsets for register values in _sigtramp frame. + sigcontext is immediately above the _sigtramp frame on Irix. */ +#define SIGFRAME_BASE 0x0 +#define SIGFRAME_PC_OFF (SIGFRAME_BASE + 2 * 4) +#define SIGFRAME_REGSAVE_OFF (SIGFRAME_BASE + 3 * 4) +#define SIGFRAME_FPREGSAVE_OFF (SIGFRAME_BASE + 3 * 4 + 32 * 4 + 4) |