* configure.host: Support long double I/O for x86-linux.
* libc/stdlib/ldtoa.c (_ldtoa_r): Fix code to allocate a buffer
large enough to hold formatted result.
* libc/machine/powerpc/simdldtoa.c (_simdldtoa_r): Ditto.
+2003-01-07 Jeff Johnston <jjohnstn@redhat.com>
+
+ * configure.host: Support long double I/O for x86-linux.
+ * libc/stdlib/ldtoa.c (_ldtoa_r): Fix code to allocate a buffer
+ large enough to hold formatted result.
+ * libc/machine/powerpc/simdldtoa.c (_simdldtoa_r): Ditto.
+
2003-01-06 Charles Wilson <cwilson@ece.gatech.edu>
* Makefile.am: Add vasprintf.
newlib_cflags="${newlib_cflags} -Wall"
newlib_cflags="${newlib_cflags} -D_I386MACH_ALLOW_HW_INTERRUPTS"
newlib_cflags="${newlib_cflags} -D_LOOSE_KERNEL_NAMES -DHAVE_FCNTL"
- newlib_cflags="${newlib_cflags} -DWANT_IO_POS_ARGS"
+ newlib_cflags="${newlib_cflags} -DWANT_IO_POS_ARGS -DWANT_IO_LONG_DBL"
# --- Required when building a shared library ------------------------
newlib_cflags="${newlib_cflags} -fPIC -D_I386MACH_NEED_SOTYPE_FUNCTION"
# --- The three lines below are optional ------------------------------
/* The exponent of 1.0 */
#define EXONE (0x3fff)
+ /* Maximum exponent digits - base 10 */
+ #define MAX_EXP_DIGITS 5
+
/* Control structure for long doublue conversion including rounding precision values.
* rndprc can be set to 80 (if NE=6), 64, 56, 53, or 24 bits.
*/
{
unsigned short e[NI];
char *s, *p;
-int k;
+int i, j, k;
LDPARMS rnd;
LDPARMS *ldp = &rnd;
char *outstr;
For now, just ask for 20 digits which is enough but sometimes too many. */
if( mode == 0 )
ndigits = 20;
+
+/* reentrancy addition to use mprec storage pool */
+/* we want to have enough space to hold the formatted result */
+i = ndigits + (mode == 3 ? (MAX_EXP_DIGITS + 1) : 1);
+j = sizeof (__ULong);
+for (_REENT_MP_RESULT_K(ptr) = 0; sizeof (_Bigint) - sizeof (__ULong) + j <= i; j <<= 1)
+ _REENT_MP_RESULT_K(ptr)++;
+_REENT_MP_RESULT(ptr) = Balloc (ptr, _REENT_MP_RESULT_K(ptr));
+outstr = (char *)_REENT_MP_RESULT(ptr);
+
/* This sanity limit must agree with the corresponding one in etoasc, to
keep straight the returned value of outexpon. */
if( ndigits > NDEC )
ndigits = NDEC;
-/* reentrancy addition to use mprec storage pool */
-_REENT_MP_RESULT(ptr) = Balloc (ptr, 3);
-_REENT_MP_RESULT_K(ptr) = 3;
-outstr = (char *)_REENT_MP_RESULT(ptr);
-
etoasc( e, outstr, ndigits, mode, ldp );
s = outstr;
if( eisinf(e) || eisnan(e) )
/* The exponent of 1.0 */
#define EXONE (0x3fff)
+ /* Maximum exponent digits - base 10 */
+ #define MAX_EXP_DIGITS 5
+
/* Control structure for long doublue conversion including rounding precision values.
* rndprc can be set to 80 (if NE=6), 64, 56, 53, or 24 bits.
*/
{
unsigned short e[NI];
char *s, *p;
-int k;
+int i, j, k;
LDPARMS rnd;
LDPARMS *ldp = &rnd;
char *outstr;
For now, just ask for 20 digits which is enough but sometimes too many. */
if( mode == 0 )
ndigits = 20;
+
+/* reentrancy addition to use mprec storage pool */
+/* we want to have enough space to hold the formatted result */
+i = ndigits + (mode == 3 ? (MAX_EXP_DIGITS + 1) : 1);
+j = sizeof (__ULong);
+for (_REENT_MP_RESULT_K(ptr) = 0; sizeof (_Bigint) - sizeof (__ULong) + j <= i; j <<= 1)
+ _REENT_MP_RESULT_K(ptr)++;
+_REENT_MP_RESULT(ptr) = Balloc (ptr, _REENT_MP_RESULT_K(ptr));
+outstr = (char *)_REENT_MP_RESULT(ptr);
+
/* This sanity limit must agree with the corresponding one in etoasc, to
keep straight the returned value of outexpon. */
if( ndigits > NDEC )
ndigits = NDEC;
-/* reentrancy addition to use mprec storage pool */
-_REENT_MP_RESULT(ptr) = Balloc (ptr, 3);
-_REENT_MP_RESULT_K(ptr) = 3;
-outstr = (char *)_REENT_MP_RESULT(ptr);
-
etoasc( e, outstr, ndigits, mode, ldp );
s = outstr;
if( eisinf(e) || eisnan(e) )