diff options
Diffstat (limited to 'libiberty')
| -rw-r--r-- | libiberty/ChangeLog | 13 | ||||
| -rw-r--r-- | libiberty/floatformat.c | 34 |
2 files changed, 30 insertions, 17 deletions
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog index ec9f779..3e2e92e 100644 --- a/libiberty/ChangeLog +++ b/libiberty/ChangeLog @@ -1,3 +1,16 @@ +2005-08-17 Mark Kettenis <kettenis@gnu.org> + + * floatformat.c (floatformat_always_valid): Change type of last + argument to `void *'. + (floatformat_i387_ext_is_valid): Likewise. + (floatformat_to_double): Change type of second argument to `const + void *'. + (floatformat_from_double): Change type of last argument to `void + *'. + (floatformat_is_valid): Change type of last argument to `const + void *'. + (ieee_test): Remove redundant casts. + 2005-08-17 Kelley Cook <kcook@gcc.gnu.org> * strverscmp.c: Update FSF address. diff --git a/libiberty/floatformat.c b/libiberty/floatformat.c index e466f53..8f0d789 100644 --- a/libiberty/floatformat.c +++ b/libiberty/floatformat.c @@ -1,5 +1,6 @@ /* IEEE floating point support routines, for GDB, the GNU Debugger. - Copyright (C) 1991, 1994, 1999, 2000, 2003 Free Software Foundation, Inc. + Copyright 1991, 1994, 1999, 2000, 2003, 2005 + Free Software Foundation, Inc. This file is part of GDB. @@ -52,11 +53,11 @@ static unsigned long get_field (const unsigned char *, unsigned int, unsigned int); static int floatformat_always_valid (const struct floatformat *fmt, - const char *from); + const void *from); static int floatformat_always_valid (const struct floatformat *fmt ATTRIBUTE_UNUSED, - const char *from ATTRIBUTE_UNUSED) + const void *from ATTRIBUTE_UNUSED) { return 1; } @@ -107,23 +108,24 @@ const struct floatformat floatformat_ieee_double_littlebyte_bigword = floatformat_always_valid }; -static int floatformat_i387_ext_is_valid (const struct floatformat *fmt, const char *from); +static int floatformat_i387_ext_is_valid (const struct floatformat *fmt, + const void *from); static int -floatformat_i387_ext_is_valid (const struct floatformat *fmt, const char *from) +floatformat_i387_ext_is_valid (const struct floatformat *fmt, const void *from) { /* In the i387 double-extended format, if the exponent is all ones, then the integer bit must be set. If the exponent is neither 0 nor ~0, the intbit must also be set. Only if the exponent is zero can it be zero, and then it must be zero. */ unsigned long exponent, int_bit; - const unsigned char *ufrom = (const unsigned char *) from; - + const unsigned char *ufrom = from; + exponent = get_field (ufrom, fmt->byteorder, fmt->totalsize, fmt->exp_start, fmt->exp_len); int_bit = get_field (ufrom, fmt->byteorder, fmt->totalsize, fmt->man_start, 1); - + if ((exponent == 0) != (int_bit == 0)) return 0; else @@ -267,9 +269,9 @@ get_field (const unsigned char *data, enum floatformat_byteorders order, void floatformat_to_double (const struct floatformat *fmt, - const char *from, double *to) + const void *from, double *to) { - const unsigned char *ufrom = (const unsigned char *)from; + const unsigned char *ufrom = from; double dto; long exponent; unsigned long mant; @@ -438,14 +440,14 @@ put_field (unsigned char *data, enum floatformat_byteorders order, void floatformat_from_double (const struct floatformat *fmt, - const double *from, char *to) + const double *from, void *to) { double dfrom; int exponent; double mant; unsigned int mant_bits, mant_off; int mant_bits_left; - unsigned char *uto = (unsigned char *)to; + unsigned char *uto = to; dfrom = *from; memset (uto, 0, fmt->totalsize / FLOATFORMAT_CHAR_BIT); @@ -533,7 +535,7 @@ floatformat_from_double (const struct floatformat *fmt, /* Return non-zero iff the data at FROM is a valid number in format FMT. */ int -floatformat_is_valid (const struct floatformat *fmt, const char *from) +floatformat_is_valid (const struct floatformat *fmt, const void *from) { return fmt->is_valid (fmt, from); } @@ -550,15 +552,13 @@ ieee_test (double n) { double result; - floatformat_to_double (&floatformat_ieee_double_little, (char *) &n, - &result); + floatformat_to_double (&floatformat_ieee_double_little, &n, &result); if ((n != result && (! isnan (n) || ! isnan (result))) || (n < 0 && result >= 0) || (n >= 0 && result < 0)) printf ("Differ(to): %.20g -> %.20g\n", n, result); - floatformat_from_double (&floatformat_ieee_double_little, &n, - (char *) &result); + floatformat_from_double (&floatformat_ieee_double_little, &n, &result); if ((n != result && (! isnan (n) || ! isnan (result))) || (n < 0 && result >= 0) || (n >= 0 && result < 0)) |