/* Parameters for target machine Intel 960, for GDB, the GNU debugger.
Copyright (C) 1990, 1991, 1993 Free Software Foundation, Inc.
Contributed by Intel Corporation.
-This file is part of GDB.
+ 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 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.
+ 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. */
+ 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. */
/* Definitions to target GDB to any i960. */
/* Register numbers of various important registers (used to index
into arrays of register names and register values). */
-#define R0_REGNUM 0 /* First local register */
-#define SP_REGNUM 1 /* Contains address of top of stack */
-#define RIP_REGNUM 2 /* Return instruction pointer (local r2) */
-#define R15_REGNUM 15 /* Last local register */
-#define G0_REGNUM 16 /* First global register */
-#define G13_REGNUM 29 /* g13 - holds struct return address */
-#define G14_REGNUM 30 /* g14 - ptr to arg block / leafproc return address */
-#define FP_REGNUM 31 /* Contains address of executing stack frame */
-#define PCW_REGNUM 32 /* process control word */
-#define ACW_REGNUM 33 /* arithmetic control word */
-#define TCW_REGNUM 34 /* trace control word */
-#define IP_REGNUM 35 /* instruction pointer */
-#define FP0_REGNUM 36 /* First floating point register */
+#define R0_REGNUM 0 /* First local register */
+#define SP_REGNUM 1 /* Contains address of top of stack */
+#define RIP_REGNUM 2 /* Return instruction pointer (local r2) */
+#define R15_REGNUM 15 /* Last local register */
+#define G0_REGNUM 16 /* First global register */
+#define G13_REGNUM 29 /* g13 - holds struct return address */
+#define G14_REGNUM 30 /* g14 - ptr to arg block / leafproc return address */
+#define FP_REGNUM 31 /* Contains address of executing stack frame */
+#define PCW_REGNUM 32 /* process control word */
+#define ACW_REGNUM 33 /* arithmetic control word */
+#define TCW_REGNUM 34 /* trace control word */
+#define IP_REGNUM 35 /* instruction pointer */
+#define FP0_REGNUM 36 /* First floating point register */
/* Some registers have more than one name */
#define PC_REGNUM IP_REGNUM /* GDB refers to ip as the Program Counter */
-#define PFP_REGNUM R0_REGNUM /* Previous frame pointer */
+#define PFP_REGNUM R0_REGNUM /* Previous frame pointer */
/* Total amount of space needed to store our copies of the machine's
register state, the array `registers'. */
other frames, and 2) This register is automatically "saved" upon
subroutine calls and thus there is no need to search more than one
stack frame for it.
-
+
On the i960, in fact, the name of this register in another frame is
"mud" -- there is no overlap between the windows. Each window is
simply saved into the stack (true for our purposes, after having been
/* Write into appropriate registers a function return value
of type TYPE, given in virtual format, for "value returning" functions.
-
+
For 'return' command: not (yet) implemented for i960. */
#define STORE_RETURN_VALUE(TYPE,VALBUF) \
/* Note that in the i960 architecture the return pointer is saved in the
*caller's* stack frame.
-
+
Make sure to zero low-order bits because of bug in 960CA A-step part
(instruction addresses should always be word-aligned anyway). */
#define FRAME_FIND_SAVED_REGS(frame_info_addr, sr) \
frame_find_saved_regs (frame_info_addr, &sr)
-extern void frame_find_saved_regs(); /* See i960-tdep.c */
+extern void frame_find_saved_regs (); /* See i960-tdep.c */
\f
/* Things needed for making calls to functions in the inferior process */
/* Push an empty stack frame, to record the current ip, etc.
-
+
Not (yet?) implemented for i960. */
#define PUSH_DUMMY_FRAME \
/* This sequence of words is the instructions
-
- callx 0x00000000
- fmark
+
+ callx 0x00000000
+ fmark
*/
/* #define CALL_DUMMY { 0x86003000, 0x00000000, 0x66003e00 } */
-/* #define CALL_DUMMY_START_OFFSET 0 *//* Start execution at beginning of dummy */
+ /* #define CALL_DUMMY_START_OFFSET 0 *//* Start execution at beginning of dummy */
/* Indicate that we don't support calling inferior child functions. */
/* Insert the specified number of args and function address
into a call sequence of the above form stored at 'dummyname'.
-
+
Ignore arg count on i960. */
/* #define FIX_CALL_DUMMY(dummyname, fun, nargs) *(((int *)dummyname)+1) = fun */
projects / deliverable / binutils-gdb.git / blobdiff