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1998-06-18 12:29  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/libm-i387/e_scalb.S: Fix bug in FPU stack handling.
	* sysdeps/libm-i387/e_scalbf.S: Likewise.
	* sysdeps/libm-i387/e_scalbl.S: Likewise.

1998-06-18  Ulrich Drepper  <drepper@cygnus.com>

	* stdlib/tst-strtod.c (long_dbl): Provide receipe to regenerate
	longestdbl.
This commit is contained in:
Ulrich Drepper 1998-06-18 12:33:44 +00:00
parent 0c2b5752e3
commit 2827300fbe
5 changed files with 28 additions and 12 deletions
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11
ChangeLog
View File

@ -1,3 +1,14 @@
1998-06-18 12:29 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/libm-i387/e_scalb.S: Fix bug in FPU stack handling.
* sysdeps/libm-i387/e_scalbf.S: Likewise.
* sysdeps/libm-i387/e_scalbl.S: Likewise.
1998-06-18 Ulrich Drepper <drepper@cygnus.com>
* stdlib/tst-strtod.c (long_dbl): Provide receipe to regenerate
longestdbl.
1998-06-18 10:26 Ulrich Drepper <drepper@cygnus.com>
* iconvdata/Makefile (modules): Add MACINTOSH.

17
stdlib/tst-strtod.c
View File

@ -114,12 +114,17 @@ expand (dst, c)
static int
long_dbl (void)
{
const char longestdbl[] =
"179769313486231570814527423731704356798070567525844996598917476"
"803157260780028538760589558632766878171540458953514382464234321"
"326889464182768467546703537516986049910576551282076245490090389"
"328944075868508455133942304583236903222948165808559332123348274"
"797826204144723168738177180919299881250404026184124858368";
/* Regenerate this string using
echo '(2^53-1)*2^(1024-53)' | bc | sed 's/\([^\]*\)\\*$/ "\1"/'
*/
static const char longestdbl[] =
"17976931348623157081452742373170435679807056752584499659891747680315"
"72607800285387605895586327668781715404589535143824642343213268894641"
"82768467546703537516986049910576551282076245490090389328944075868508"
"45513394230458323690322294816580855933212334827479782620414472316873"
"8177180919299881250404026184124858368";
double d = strtod (longestdbl, NULL);
printf ("strtod (\"%s\", NULL) = %g\n", longestdbl, d);

4
sysdeps/libm-i387/e_scalb.S
View File

@ -71,10 +71,10 @@ ENTRY(__ieee754_scalb)
fnstsw
movl 8(%esp), %edx
shrl $5, %eax
fstp %st(1)
fstp %st
fstp %st
andl $0x80000000, %edx
andl $8, %eax
fstp %st(1)
shrl $27, %edx
addl %edx, %eax
fldl MOX(zero_nan, %eax, 1)

4
sysdeps/libm-i387/e_scalbf.S
View File

@ -73,10 +73,10 @@ ENTRY(__ieee754_scalbf)
fnstsw
movl 4(%esp), %edx
shrl $5, %eax
fstp %st(1)
fstp %st
fstp %st
andl $0x80000000, %edx
andl $8, %eax
fstp %st(1)
shrl $27, %edx
addl %edx, %eax
fldl MOX(zero_nan, %eax, 1)

4
sysdeps/libm-i387/e_scalbl.S
View File

@ -73,10 +73,10 @@ ENTRY(__ieee754_scalbl)
fnstsw
movl 12(%esp), %edx
shrl $5, %eax
fstp %st(1)
fstp %st
fstp %st
andl $0x8000, %edx
andl $8, %eax
fstp %st(1)
shrl $11, %edx
addl %edx, %eax
fldl MOX(zero_nan, %eax, 1)