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2005-01-28 Andrew Cagney <cagney@gnu.org>

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* doublest.c (floatformat_is_negative, floatformat_is_nan)
	(floatformat_mantissa, get_field): Make the buffer a const
	bfd_byte, simplify.
This commit is contained in:
Andrew Cagney 2005-01-28 06:06:27 +00:00
parent f6bcefefe8
commit 108d6ead32
3 changed files with 22 additions and 17 deletions
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6
gdb/ChangeLog
View File

@ -1,3 +1,9 @@
2005-01-28 Andrew Cagney <cagney@gnu.org>
* doublest.c (floatformat_is_negative, floatformat_is_nan)
(floatformat_mantissa, get_field): Make the buffer a const
bfd_byte, simplify.
2005-01-27 Andrew Cagney <cagney@gnu.org>
* value.h (struct value): Change type of contents to bfd_byte.

21
gdb/doublest.c
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@ -1,7 +1,7 @@
/* Floating point routines for GDB, the GNU debugger.
Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004 Free Software
1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005 Free Software
Foundation, Inc.
This file is part of GDB.
@ -44,14 +44,10 @@
can convert to doublest will need. */
#define FLOATFORMAT_LARGEST_BYTES 16
static unsigned long get_field (unsigned char *,
enum floatformat_byteorders,
unsigned int, unsigned int, unsigned int);
/* Extract a field which starts at START and is LEN bytes long. DATA and
TOTAL_LEN are the thing we are extracting it from, in byteorder ORDER. */
static unsigned long
get_field (unsigned char *data, enum floatformat_byteorders order,
get_field (const bfd_byte *data, enum floatformat_byteorders order,
unsigned int total_len, unsigned int start, unsigned int len)
{
unsigned long result;
@ -475,9 +471,9 @@ convert_doublest_to_floatformat (CONST struct floatformat *fmt,
format is described by FMT) is negative. */
int
floatformat_is_negative (const struct floatformat *fmt, char *val)
floatformat_is_negative (const struct floatformat *fmt,
const bfd_byte *uval)
{
unsigned char *uval = (unsigned char *) val;
enum floatformat_byteorders order;
unsigned char newfrom[FLOATFORMAT_LARGEST_BYTES];
@ -496,9 +492,9 @@ floatformat_is_negative (const struct floatformat *fmt, char *val)
/* Check if VAL is "not a number" (NaN) for FMT. */
int
floatformat_is_nan (const struct floatformat *fmt, char *val)
floatformat_is_nan (const struct floatformat *fmt,
const bfd_byte *uval)
{
unsigned char *uval = (unsigned char *) val;
long exponent;
unsigned long mant;
unsigned int mant_bits, mant_off;
@ -552,8 +548,9 @@ floatformat_is_nan (const struct floatformat *fmt, char *val)
point number whose format is described by FMT) into a hexadecimal
and store it in a static string. Return a pointer to that string. */
char *
floatformat_mantissa (const struct floatformat *fmt, char *val)
const char *
floatformat_mantissa (const struct floatformat *fmt,
const bfd_byte *val)
{
unsigned char *uval = (unsigned char *) val;
unsigned long mant;

12
gdb/doublest.h
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@ -1,8 +1,8 @@
/* Floating point definitions for GDB.
Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
1996, 1997, 1998, 1999, 2000, 2001, 2003 Free Software Foundation,
Inc.
1996, 1997, 1998, 1999, 2000, 2001, 2003, 2005 Free Software
Foundation, Inc.
This file is part of GDB.
@ -59,9 +59,11 @@ extern void floatformat_to_doublest (const struct floatformat *,
extern void floatformat_from_doublest (const struct floatformat *,
const DOUBLEST *in, void *out);
extern int floatformat_is_negative (const struct floatformat *, char *);
extern int floatformat_is_nan (const struct floatformat *, char *);
extern char *floatformat_mantissa (const struct floatformat *, char *);
extern int floatformat_is_negative (const struct floatformat *,
const bfd_byte *);
extern int floatformat_is_nan (const struct floatformat *, const bfd_byte *);
extern const char *floatformat_mantissa (const struct floatformat *,
const bfd_byte *);
/* These functions have been replaced by extract_typed_floating and
store_typed_floating.