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authorStan Shebs <shebs@codesourcery.com>1999-04-16 01:35:26 +0000
committerStan Shebs <shebs@codesourcery.com>1999-04-16 01:35:26 +0000
commitc906108c21474dfb4ed285bcc0ac6fe02cd400cc (patch)
treea0015aa5cedc19ccbab307251353a41722a3ae13 /gdb/config/mips/tm-irix3.h
parentcd946cff9ede3f30935803403f06f6ed30cad136 (diff)
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Initial creation of sourceware repositorygdb-4_18-branchpoint
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+/* 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)