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binutils-gdb
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From 2001-07-23 Andreas Schwab <schwab@suse.de>: 

* config/m68k/tm-m68k.h (TARGET_LONG_DOUBLE_FORMAT): Define.
(TARGET_LONG_DOUBLE_BIT): Define.
(REGISTER_VIRTUAL_SIZE): Return 12 for floating point registers.
(MAX_REGISTER_VIRTUAL_SIZE): Increase to 12.
(REGISTER_VIRTUAL_TYPE): Return builtin_type_long_double for
floating point registers.
(REGISTER_CONVERTIBLE, REGISTER_CONVERT_TO_VIRTUAL)
(REGISTER_CONVERT_TO_RAW): Remove.
* config/m68k/xm-linux.h (HOST_LONG_DOUBLE_FORMAT): Define.
This commit is contained in:
Andrew Cagney 2001-07-28 20:05:15 +00:00
parent 5b7f31a409
commit 16f769f344
3 changed files with 24 additions and 34 deletions
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13
gdb/ChangeLog
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@ -1,3 +1,16 @@
2001-07-28 Andrew Cagney <ac131313@redhat.com>
From 2001-07-23 Andreas Schwab <schwab@suse.de>:
* config/m68k/tm-m68k.h (TARGET_LONG_DOUBLE_FORMAT): Define.
(TARGET_LONG_DOUBLE_BIT): Define.
(REGISTER_VIRTUAL_SIZE): Return 12 for floating point registers.
(MAX_REGISTER_VIRTUAL_SIZE): Increase to 12.
(REGISTER_VIRTUAL_TYPE): Return builtin_type_long_double for
floating point registers.
(REGISTER_CONVERTIBLE, REGISTER_CONVERT_TO_VIRTUAL)
(REGISTER_CONVERT_TO_RAW): Remove.
* config/m68k/xm-linux.h (HOST_LONG_DOUBLE_FORMAT): Define.
2001-07-26 Andrew Cagney <ac131313@redhat.com>
* thread.c, breakpoint.c: Include "gdb.h".

43
gdb/config/m68k/tm-m68k.h
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@ -28,6 +28,10 @@
/* Define the bit, byte, and word ordering of the machine. */
#define TARGET_BYTE_ORDER BIG_ENDIAN
#define TARGET_LONG_DOUBLE_FORMAT &floatformat_m68881_ext
#define TARGET_LONG_DOUBLE_BIT 96
/* Offset from address of function to start of its code.
Zero on most machines. */
@ -137,9 +141,9 @@ extern void m68k_find_saved_regs (struct frame_info *,
/* Number of bytes of storage in the program's representation
for register N. On the 68000, all regs are 4 bytes
except the floating point regs which are 8-byte doubles. */
except the floating point regs which are 12-byte long doubles. */
#define REGISTER_VIRTUAL_SIZE(N) (((unsigned)(N) - FP0_REGNUM) < 8 ? 8 : 4)
#define REGISTER_VIRTUAL_SIZE(N) (((unsigned)(N) - FP0_REGNUM) < 8 ? 12 : 4)
/* Largest value REGISTER_RAW_SIZE can have. */
@ -147,39 +151,10 @@ extern void m68k_find_saved_regs (struct frame_info *,
/* Largest value REGISTER_VIRTUAL_SIZE can have. */
#define MAX_REGISTER_VIRTUAL_SIZE 8
/* Nonzero if register N requires conversion
from raw format to virtual format. */
#define REGISTER_CONVERTIBLE(N) (((unsigned)(N) - FP0_REGNUM) < 8)
#include "floatformat.h"
/* Convert data from raw format for register REGNUM in buffer FROM
to virtual format with type TYPE in buffer TO. */
#define REGISTER_CONVERT_TO_VIRTUAL(REGNUM,TYPE,FROM,TO) \
do \
{ \
DOUBLEST dbl_tmp_val; \
floatformat_to_doublest (&floatformat_m68881_ext, (FROM), &dbl_tmp_val); \
store_floating ((TO), TYPE_LENGTH (TYPE), dbl_tmp_val); \
} while (0)
/* Convert data from virtual format with type TYPE in buffer FROM
to raw format for register REGNUM in buffer TO. */
#define REGISTER_CONVERT_TO_RAW(TYPE,REGNUM,FROM,TO) \
do \
{ \
DOUBLEST dbl_tmp_val; \
dbl_tmp_val = extract_floating ((FROM), TYPE_LENGTH (TYPE)); \
floatformat_from_doublest (&floatformat_m68881_ext, &dbl_tmp_val, (TO)); \
} while (0)
#define MAX_REGISTER_VIRTUAL_SIZE 12
/* Return the GDB type object for the "standard" data type of data
in register N. This should be int for D0-D7, double for FP0-FP7,
in register N. This should be int for D0-D7, long double for FP0-FP7,
and void pointer for all others (A0-A7, PC, SR, FPCONTROL etc).
Note, for registers which contain addresses return pointer to void,
not pointer to char, because we don't want to attempt to print
@ -187,7 +162,7 @@ do \
#define REGISTER_VIRTUAL_TYPE(N) \
((unsigned) (N) >= FPC_REGNUM ? lookup_pointer_type (builtin_type_void) : \
(unsigned) (N) >= FP0_REGNUM ? builtin_type_double : \
(unsigned) (N) >= FP0_REGNUM ? builtin_type_long_double : \
(unsigned) (N) >= A0_REGNUM ? lookup_pointer_type (builtin_type_void) : \
builtin_type_int)

2
gdb/config/m68k/xm-linux.h
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@ -29,6 +29,8 @@
to get the offset in the core file of the register values. */
#define KERNEL_U_ADDR 0x0
#define HOST_LONG_DOUBLE_FORMAT &floatformat_m68881_ext
/* Need R_OK etc, but USG isn't defined. */
#include <unistd.h>