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-rw-r--r--ChangeLog57
-rw-r--r--elf/ldconfig.h1
-rw-r--r--manual/charset.texi136
-rw-r--r--manual/ctype.texi4
-rw-r--r--math/libm-test.inc175
-rw-r--r--sysdeps/ia64/fpu/math_ldbl.h100
-rw-r--r--sysdeps/ia64/ieee754.h205
-rw-r--r--sysdeps/ieee754/ldbl-96/s_ceill.c9
-rw-r--r--sysdeps/ieee754/ldbl-96/s_floorl.c9
-rw-r--r--sysdeps/unix/sysv/linux/i386/readelflib.c81
10 files changed, 710 insertions, 67 deletions
diff --git a/ChangeLog b/ChangeLog
index 648136f..3db5114 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,60 @@
+2000-09-30 H.J. Lu <hjl@gnu.org>
+
+ * sysdeps/ieee754/ldbl-96/s_ceill.c (__ceill): Handle overflow.
+ * sysdeps/ieee754/ldbl-96/s_floorl.c (__floorl): Likewise.
+
+2000-09-29 H.J. Lu <hjl@gnu.org>
+
+ * math/libm-test.inc (init_max_error): Clear all exceptions
+ before starting test.
+ (acosh_test): Test for existence of function.
+ (asinh_test): Likewise.
+ (atan2_test): Likewise.
+ (cabs_test): Likewise.
+ (cacos_test): Likewise.
+ (cacosh_test): Likewise.
+ (casin_test): Likewise.
+ (casinh_test): Likewise.
+ (catan_test): Likewise.
+ (catanh_test): Likewise.
+ (ccos_test): Likewise.
+ (ccosh_test): Likewise.
+ (cexp_test): Likewise.
+ (clog_test): Likewise.
+ (clog10_test): Likewise.
+ (cosh_test): Likewise.
+ (cpow_test): Likewise.
+ (csin_test): Likewise.
+ (csinh_test): Likewise.
+ (csqrt_test): Likewise.
+ (ctan_test): Likewise.
+ (ctanh_test): Likewise.
+ (fmod_test): Likewise.
+ (hypot_test): Likewise.
+ (remainder_test): Likewise.
+ (remquo_test): Likewise.
+ (sincos_test): Likewise.
+ (sinh_test): Likewise.
+ (tanh_test): Likewise.
+
+2000-09-29 H.J. Lu <hjl@gnu.org>
+
+ * sysdeps/ia64/ieee754.h: New file.
+
+ * sysdeps/ia64/fpu/math_ldbl.h: New file.
+
+2000-09-30 Jakub Jelinek <jakub@redhat.com>
+
+ * elf/ldconfig.h (FLAG_X8664_LIB64): Define.
+ * sysdeps/unix/sysv/linux/i386/readelflib.c: New file.
+
+2000-09-30 Ulrich Drepper <drepper@redhat.com>
+
+ * manual/charset.texi: Correct notations, reference to C90 amd 1,
+ and some other details.
+ * manual/ctype.texi: Likewise.
+ Patches by Markus Kuhn <Markus.Kuhn@cl.cam.ac.uk>.
+
2000-09-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
* sysdeps/ieee754/flt-32/s_frexpf.c: Make it aliasing safe.
diff --git a/elf/ldconfig.h b/elf/ldconfig.h
index 76284f6..336b8e5 100644
--- a/elf/ldconfig.h
+++ b/elf/ldconfig.h
@@ -29,6 +29,7 @@
#define FLAG_REQUIRED_MASK 0xff00
#define FLAG_SPARC_LIB64 0x0100
#define FLAG_IA64_LIB64 0x0200
+#define FLAG_X8664_LIB64 0x0300
/* Declared in cache.c. */
extern void print_cache (const char *cache_name);
diff --git a/manual/charset.texi b/manual/charset.texi
index deae7af..89a54d8 100644
--- a/manual/charset.texi
+++ b/manual/charset.texi
@@ -15,7 +15,7 @@ limitations of this approach became more apparent as more people
grappled with non-Roman character sets, where not all the characters
that make up a language's character set can be represented by @math{2^8}
choices. This chapter shows the functionality which was added to the C
-library to correctly support multiple character sets.
+library to support multiple character sets.
@menu
* Extended Char Intro:: Introduction to Extended Characters.
@@ -46,13 +46,13 @@ through whatever communication channel. Examples of external
representations include files lying in a directory that are going to be
read and parsed.
-Traditionally there was no difference between the two representations.
-It was equally comfortable and useful to use the same one-byte
+Traditionally there has been no difference between the two representations.
+It was equally comfortable and useful to use the same single-byte
representation internally and externally. This changes with more and
larger character sets.
One of the problems to overcome with the internal representation is
-handling text which is externally encoded using different character
+handling text that is externally encoded using different character
sets. Assume a program which reads two texts and compares them using
some metric. The comparison can be usefully done only if the texts are
internally kept in a common format.
@@ -69,14 +69,28 @@ than four bytes seem not to be necessary).
As shown in some other part of this manual,
@c !!! Ahem, wide char string functions are not yet covered -- drepper
there exists a completely new family of functions which can handle texts
-of this kind in memory. The most commonly used character set for such
-internal wide character representations are Unicode and @w{ISO 10646}.
-The former is a subset of the latter and used when wide characters are
-chosen to by 2 bytes (@math{= 16} bits) wide. The standard names of the
-@cindex UCS2
-@cindex UCS4
-encodings used in these cases are UCS2 (@math{= 16} bits) and UCS4
-(@math{= 32} bits).
+of this kind in memory. The most commonly used character sets for such
+internal wide character representations are Unicode and @w{ISO 10646}
+(also known as UCS for Universal Character Set). Unicode was originally
+planned as a 16-bit character set, whereas @w{ISO 10646} was designed to
+be a 31-bit large code space. The two standards are practically identical.
+They have the same character repertoire and code table, but Unicode specifies
+added semantics. At the moment, only characters in the first @code{0x10000}
+code positions (the so-called Basic Multilingual Plane, BMP) have been
+assigned, but the assignment of more specialized characters outside this
+16-bit space is already in progress. A number of encodings have been
+defined for Unicode and @w{ISO 10646} characters:
+@cindex UCS-2
+@cindex UCS-4
+@cindex UTF-8
+@cindex UTF-16
+UCS-2 is a 16-bit word that can only represent characters
+from the BMP, UCS-4 is a 32-bit word than can represent any Unicode
+and @w{ISO 10646} character, UTF-8 is an ASCII compatible encoding where
+ASCII characters are represented by ASCII bytes and non-ASCII characters
+by sequences of 2-6 non-ASCII bytes, and finally UTF-16 is an extension
+of UCS-2 in which pairs of certain UCS-2 words can be used to encode
+non-BMP characters up to @code{0x10ffff}.
To represent wide characters the @code{char} type is not suitable. For
this reason the @w{ISO C} standard introduces a new type which is
@@ -93,18 +107,18 @@ for multibyte character strings. The type is defined in @file{stddef.h}.
The @w{ISO C90} standard, where this type was introduced, does not say
anything specific about the representation. It only requires that this
-type is capable to store all elements of the basic character set.
+type is capable of storing all elements of the basic character set.
Therefore it would be legitimate to define @code{wchar_t} as
@code{char}. This might make sense for embedded systems.
But for GNU systems this type is always 32 bits wide. It is therefore
-capable to represent all UCS4 value therefore covering all of @w{ISO
-10646}. Some Unix systems define @code{wchar_t} as a 16 bit type and
+capable of representing all UCS-4 values and therefore covering all of
+@w{ISO 10646}. Some Unix systems define @code{wchar_t} as a 16-bit type and
thereby follow Unicode very strictly. This is perfectly fine with the
standard but it also means that to represent all characters from Unicode
-and @w{ISO 10646} one has to use surrogate character which is in fact a
-multi-wide-character encoding. But this contradicts the purpose of the
-@code{wchar_t} type.
+and @w{ISO 10646} one has to use UTF-16 surrogate characters which is in
+fact a multi-wide-character encoding. But this contradicts the purpose
+of the @code{wchar_t} type.
@end deftp
@comment wchar.h
@@ -119,8 +133,8 @@ defined as @code{char} the type @code{wint_t} must be defined as
@code{int} due to the parameter promotion.
@pindex wchar.h
-This type is defined in @file{wchar.h} and got introduced in the second
-amendment to @w{ISO C90}.
+This type is defined in @file{wchar.h} and got introduced in
+@w{Amendment 1} to @w{ISO C90}.
@end deftp
As there are for the @code{char} data type there also exist macros
@@ -133,7 +147,7 @@ type @code{wchar_t}.
The macro @code{WCHAR_MIN} evaluates to the minimum value representable
by an object of type @code{wint_t}.
-This macro got introduced in the second amendment to @w{ISO C90}.
+This macro got introduced in @w{Amendment 1} to @w{ISO C90}.
@end deftypevr
@comment wchar.h
@@ -142,7 +156,7 @@ This macro got introduced in the second amendment to @w{ISO C90}.
The macro @code{WCHAR_MIN} evaluates to the maximum value representable
by an object of type @code{wint_t}.
-This macro got introduced in the second amendment to @w{ISO C90}.
+This macro got introduced in @w{Amendment 1} to @w{ISO C90}.
@end deftypevr
Another special wide character value is the equivalent to @code{EOF}.
@@ -180,7 +194,7 @@ are used.
@end smallexample
@pindex wchar.h
-This macro was introduced in the second amendment to @w{ISO C90} and is
+This macro was introduced in @w{Amendment 1} to @w{ISO C90} and is
defined in @file{wchar.h}.
@end deftypevr
@@ -198,7 +212,7 @@ oriented character set.
@cindex multibyte character
@cindex EBCDIC
For all the above reasons, an external encoding which is different
-from the internal encoding is often used if the latter is UCS2 or UCS4.
+from the internal encoding is often used if the latter is UCS-2 or UCS-4.
The external encoding is byte-based and can be chosen appropriately for
the environment and for the texts to be handled. There exist a variety
of different character sets which can be used for this external
@@ -215,7 +229,7 @@ system calls have to be converted first anyhow.
@itemize @bullet
@item
-The simplest character sets are one-byte character sets. There can be
+The simplest character sets are single-byte character sets. There can be
only up to 256 characters (for @w{8 bit} character sets) which is not
sufficient to cover all languages but might be sufficient to handle a
specific text. Another reason to choose this is because of constraints
@@ -240,7 +254,7 @@ big advantage that whenever one can identify the beginning of the byte
sequence of a character one can interpret a text correctly. Examples of
character sets using this policy are the various EUC character sets
(used by Sun's operations systems, EUC-JP, EUC-KR, EUC-TW, and EUC-CN)
-or SJIS (Shift JIS, a Japanese encoding).
+or SJIS (Shift-JIS, a Japanese encoding).
But there are also character sets using a state which is valid for more
than one character and has to be changed by another byte sequence.
@@ -257,23 +271,23 @@ acute accent, following by lower-case `a') to get the ``small a with
acute'' character. To get the acute accent character on its on one has
to write @code{0xc2 0x20} (the non-spacing acute followed by a space).
-This type of characters sets is quite frequently used in embedded
-systems such as video text.
+This type of character set is used in some embedded systems such as
+teletex.
@item
@cindex UTF-8
-Instead of converting the Unicode or @w{ISO 10646} text used internally
+Instead of converting the Unicode or @w{ISO 10646} text used internally,
it is often also sufficient to simply use an encoding different than
-UCS2/UCS4. The Unicode and @w{ISO 10646} standards even specify such an
+UCS-2/UCS-4. The Unicode and @w{ISO 10646} standards even specify such an
encoding: UTF-8. This encoding is able to represent all of @w{ISO
-10464} 31 bits in a byte string of length one to seven.
+10464} 31 bits in a byte string of length one to six.
@cindex UTF-7
There were a few other attempts to encode @w{ISO 10646} such as UTF-7
but UTF-8 is today the only encoding which should be used. In fact,
-UTF-8 will hopefully soon be the only external which has to be
+UTF-8 will hopefully soon be the only external encoding that has to be
supported. It proves to be universally usable and the only disadvantage
-is that it favor Roman languages very much by making the byte string
+is that it favors Roman languages by making the byte string
representation of other scripts (Cyrillic, Greek, Asian scripts) longer
than necessary if using a specific character set for these scripts.
Methods like the Unicode compression scheme can alleviate these
@@ -324,7 +338,7 @@ developing libraries (as opposed to applications).
The second family of functions got introduced in the early Unix standards
(XPG2) and is still part of the latest and greatest Unix standard:
@w{Unix 98}. It is also the most powerful and useful set of functions.
-But we will start with the functions defined in the second amendment to
+But we will start with the functions defined in @w{Amendment 1} to
@w{ISO C90}.
@node Restartable multibyte conversion
@@ -377,7 +391,7 @@ We already said above that the currently selected locale for the
by the functions we are about to describe. Each locale uses its own
character set (given as an argument to @code{localedef}) and this is the
one assumed as the external multibyte encoding. The wide character
-character set always is UCS4, at least on GNU systems.
+character set always is UCS-4, at least on GNU systems.
A characteristic of each multibyte character set is the maximum number
of bytes which can be necessary to represent one character. This
@@ -456,8 +470,8 @@ about the @dfn{shift state} needed from one call to a conversion
function to another.
@pindex wchar.h
-This type is defined in @file{wchar.h}. It got introduced in the second
-amendment to @w{ISO C90}.
+This type is defined in @file{wchar.h}. It got introduced in
+@w{Amendment 1} to @w{ISO C90}.
@end deftp
To use objects of this type the programmer has to define such objects
@@ -495,7 +509,7 @@ object is in the initial state the return value is nonzero. Otherwise
it is zero.
@pindex wchar.h
-This function was introduced in the second amendment to @w{ISO C90} and
+This function was introduced in @w{Amendment 1} to @w{ISO C90} and
is declared in @file{wchar.h}.
@end deftypefun
@@ -559,7 +573,7 @@ which the state information is taken and the function also does not use
any static state.
@pindex wchar.h
-This function was introduced in the second amendment of @w{ISO C90} and
+This function was introduced in @w{Amendment 1} to @w{ISO C90} and
is declared in @file{wchar.h}.
@end deftypefun
@@ -608,7 +622,7 @@ value of this function is this character. Otherwise the return value is
@code{EOF}.
@pindex wchar.h
-This function was introduced in the second amendment of @w{ISO C90} and
+This function was introduced in @w{Amendment 1} to @w{ISO C90} and
is declared in @file{wchar.h}.
@end deftypefun
@@ -655,7 +669,7 @@ a valid multibyte character also no value is stored, the global variable
@code{(size_t) -1}. The conversion state is afterwards undefined.
@pindex wchar.h
-This function was introduced in the second amendment to @w{ISO C90} and
+This function was introduced in @w{Amendment 1} to @w{ISO C90} and
is declared in @file{wchar.h}.
@end deftypefun
@@ -733,7 +747,7 @@ object pointed to by @var{ps}. If @var{ps} is a null pointer, a state
object local to @code{mbrlen} is used.
@pindex wchar.h
-This function was introduced in the second amendment to @w{ISO C90} and
+This function was introduced in @w{Amendment 1} to @w{ISO C90} and
is declared in @file{wchar.h}.
@end deftypefun
@@ -839,7 +853,7 @@ character. So the caller has to make sure that there is enough space
available, otherwise buffer overruns can occur.
@pindex wchar.h
-This function was introduced in the second amendment to @w{ISO C} and is
+This function was introduced in @w{Amendment 1} to @w{ISO C90} and is
declared in @file{wchar.h}.
@end deftypefun
@@ -977,7 +991,7 @@ byte in the input string was reached) or the address of the byte
following the last converted multibyte character.
@pindex wchar.h
-This function was introduced in the second amendment to @w{ISO C} and is
+This function was introduced in @w{Amendment 1} to @w{ISO C90} and is
declared in @file{wchar.h}.
@end deftypefun
@@ -1058,7 +1072,7 @@ the initial shift state in case the terminating NUL wide character was
converted.
@pindex wchar.h
-This function was introduced in the second amendment to @w{ISO C} and is
+This function was introduced in @w{Amendment 1} to @w{ISO C90} and is
declared in @file{wchar.h}.
@end deftypefun
@@ -1231,8 +1245,8 @@ file_mbsrtowcs (int input, int output)
@node Non-reentrant Conversion
@section Non-reentrant Conversion Function
-The functions described in the last chapter are defined in the second
-amendment to @w{ISO C90}. But the original @w{ISO C90} standard also
+The functions described in the last chapter are defined in
+@w{Amendment 1} to @w{ISO C90}. But the original @w{ISO C90} standard also
contained functions for character set conversion. The reason that they
are not described in the first place is that they are almost entirely
useless.
@@ -1369,8 +1383,8 @@ The function @code{mblen} is declared in @file{stdlib.h}.
For convenience reasons the @w{ISO C90} standard defines also functions
to convert entire strings instead of single characters. These functions
-suffer from the same problems as their reentrant counterparts from the
-second amendment to @w{ISO C90}; see @ref{Converting Strings}.
+suffer from the same problems as their reentrant counterparts from
+@w{Amendment 1} to @w{ISO C90}; see @ref{Converting Strings}.
@comment stdlib.h
@comment ISO
@@ -1513,7 +1527,7 @@ common that they operate on character sets which are not directly
specified by the functions. The multibyte encoding used is specified by
the currently selected locale for the @code{LC_CTYPE} category. The
wide character set is fixed by the implementation (in the case of GNU C
-library it always is UCS4 encoded @w{ISO 10646}.
+library it always is UCS-4 encoded @w{ISO 10646}.
This has of course several problems when it comes to general character
conversion:
@@ -1806,12 +1820,12 @@ file2wcs (int fd, const char *charset, wchar_t *outbuf, size_t avail)
int result = 0;
iconv_t cd;
- cd = iconv_open ("UCS4", charset);
+ cd = iconv_open ("UCS-4", charset);
if (cd == (iconv_t) -1)
@{
/* @r{Something went wrong.} */
if (errno == EINVAL)
- error (0, 0, "conversion from `%s' to `UCS4' no available",
+ error (0, 0, "conversion from '%s' to 'UCS-4' not available",
charset);
else
perror ("iconv_open");
@@ -2024,7 +2038,7 @@ will succeed but how to find @math{@cal{B}}?
Unfortunately, the answer is: there is no general solution. On some
systems guessing might help. On those systems most character sets can
-convert to and from UTF8 encoded @w{ISO 10646} or Unicode text.
+convert to and from UTF-8 encoded @w{ISO 10646} or Unicode text.
Beside this only some very system-specific methods can help. Since the
conversion functions come from loadable modules and these modules must
be stored somewhere in the filesystem, one @emph{could} try to find them
@@ -2082,7 +2096,7 @@ wanted conversion.
@cindex triangulation
This is achieved by providing for each character set a conversion from
-and to UCS4 encoded @w{ISO 10646}. Using @w{ISO 10646} as an
+and to UCS-4 encoded @w{ISO 10646}. Using @w{ISO 10646} as an
intermediate representation it is possible to @dfn{triangulate}, i.e.,
converting with an intermediate representation.
@@ -2210,15 +2224,15 @@ ending with @code{//}. There often is a character set named
@code{INTERNAL} mentioned. From the discussion above and the chosen
name it should have become clear that this is the name for the
representation used in the intermediate step of the triangulation. We
-have said that this is UCS4 but actually it is not quite right. The
-UCS4 specification also includes the specification of the byte ordering
-used. Since a UCS4 value consists of four bytes a stored value is
+have said that this is UCS-4 but actually it is not quite right. The
+UCS-4 specification also includes the specification of the byte ordering
+used. Since a UCS-4 value consists of four bytes a stored value is
effected by byte ordering. The internal representation is @emph{not}
-the same as UCS4 in case the byte ordering of the processor (or at least
-the running process) is not the same as the one required for UCS4. This
+the same as UCS-4 in case the byte ordering of the processor (or at least
+the running process) is not the same as the one required for UCS-4. This
is done for performance reasons as one does not want to perform
unnecessary byte-swapping operations if one is not interested in actually
-seeing the result in UCS4. To avoid trouble with endianess the internal
+seeing the result in UCS-4. To avoid trouble with endianess the internal
representation consistently is named @code{INTERNAL} even on big-endian
systems where the representations are identical.
@@ -2570,7 +2584,7 @@ One interesting thing is the initialization of the @code{__min_} and
character can consist of one to four bytes. Therefore the
@code{MIN_NEEDED_FROM} and @code{MAX_NEEDED_FROM} macros are defined
this way. The output is always the @code{INTERNAL} character set (aka
-UCS4) and therefore each character consists of exactly four bytes. For
+UCS-4) and therefore each character consists of exactly four bytes. For
the conversion from @code{INTERNAL} to ISO-2022-JP we have to take into
account that escape sequences might be necessary to switch the character
sets. Therefore the @code{__max_needed_to} element for this direction
diff --git a/manual/ctype.texi b/manual/ctype.texi
index dabb03a..8f07cb4 100644
--- a/manual/ctype.texi
+++ b/manual/ctype.texi
@@ -265,8 +265,8 @@ with the SVID.
@node Classification of Wide Characters, Using Wide Char Classes, Case Conversion, Character Handling
@section Character class determination for wide characters
-The second amendment to @w{ISO C89} defines functions to classify wide
-characters. Although the original @w{ISO C89} standard already defined
+@w{Amendment 1} to @w{ISO C90} defines functions to classify wide
+characters. Although the original @w{ISO C90} standard already defined
the type @code{wchar_t}, no functions operating on them were defined.
The general design of the classification functions for wide characters
diff --git a/math/libm-test.inc b/math/libm-test.inc
index e3dff49..9f882d3 100644
--- a/math/libm-test.inc
+++ b/math/libm-test.inc
@@ -189,6 +189,7 @@ init_max_error (void)
max_error = 0;
real_max_error = 0;
imag_max_error = 0;
+ feclearexcept (FE_ALL_EXCEPT);
}
static void
@@ -723,6 +724,12 @@ acos_test (void)
static void
acosh_test (void)
{
+ errno = 0;
+ FUNC(acosh) (7);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (acosh);
TEST_f_f (acosh, plus_infty, plus_infty);
@@ -770,6 +777,12 @@ asin_test (void)
static void
asinh_test (void)
{
+ errno = 0;
+ FUNC(asinh) (0.7);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (asinh);
TEST_f_f (asinh, 0, 0);
@@ -815,6 +828,11 @@ atan_test (void)
static void
atanh_test (void)
{
+ errno = 0;
+ FUNC(atanh) (0.7);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
START (atanh);
@@ -838,6 +856,12 @@ atanh_test (void)
static void
atan2_test (void)
{
+ errno = 0;
+ FUNC(atan2) (-0, 1);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (atan2);
/* atan2 (0,x) == 0 for x > 0. */
@@ -904,6 +928,12 @@ atan2_test (void)
static void
cabs_test (void)
{
+ errno = 0;
+ FUNC(cabs) (BUILD_COMPLEX (0.7, 12.4));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (cabs);
/* cabs (x + iy) is specified as hypot (x,y) */
@@ -944,6 +974,12 @@ cabs_test (void)
static void
cacos_test (void)
{
+ errno = 0;
+ FUNC(cacos) (BUILD_COMPLEX (0.7, 1.2));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (cacos);
@@ -1002,6 +1038,12 @@ cacos_test (void)
static void
cacosh_test (void)
{
+ errno = 0;
+ FUNC(cacosh) (BUILD_COMPLEX (0.7, 1.2));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (cacosh);
@@ -1125,6 +1167,12 @@ carg_test (void)
static void
casin_test (void)
{
+ errno = 0;
+ FUNC(casin) (BUILD_COMPLEX (0.7, 1.2));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (casin);
TEST_c_c (casin, 0, 0, 0.0, 0.0);
@@ -1183,6 +1231,12 @@ casin_test (void)
static void
casinh_test (void)
{
+ errno = 0;
+ FUNC(casinh) (BUILD_COMPLEX (0.7, 1.2));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (casinh);
TEST_c_c (casinh, 0, 0, 0.0, 0.0);
@@ -1241,6 +1295,12 @@ casinh_test (void)
static void
catan_test (void)
{
+ errno = 0;
+ FUNC(catan) (BUILD_COMPLEX (0.7, 1.2));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (catan);
TEST_c_c (catan, 0, 0, 0, 0);
@@ -1303,6 +1363,12 @@ catan_test (void)
static void
catanh_test (void)
{
+ errno = 0;
+ FUNC(catanh) (BUILD_COMPLEX (0.7, 1.2));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (catanh);
TEST_c_c (catanh, 0, 0, 0.0, 0.0);
@@ -1384,6 +1450,11 @@ cbrt_test (void)
static void
ccos_test (void)
{
+ errno = 0;
+ FUNC(ccos) (BUILD_COMPLEX (0, 0));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
START (ccos);
@@ -1448,6 +1519,11 @@ ccos_test (void)
static void
ccosh_test (void)
{
+ errno = 0;
+ FUNC(ccosh) (BUILD_COMPLEX (0.7, 1.2));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
START (ccosh);
@@ -1530,6 +1606,12 @@ ceil_test (void)
static void
cexp_test (void)
{
+ errno = 0;
+ FUNC(cexp) (BUILD_COMPLEX (0, 0));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (cexp);
TEST_c_c (cexp, plus_zero, plus_zero, 1, 0.0);
@@ -1602,6 +1684,12 @@ cimag_test (void)
static void
clog_test (void)
{
+ errno = 0;
+ FUNC(clog) (BUILD_COMPLEX (-2, -3));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (clog);
TEST_c_c (clog, minus_zero, 0, minus_infty, M_PIl, DIVIDE_BY_ZERO_EXCEPTION);
@@ -1661,6 +1749,12 @@ clog_test (void)
static void
clog10_test (void)
{
+ errno = 0;
+ FUNC(clog10) (BUILD_COMPLEX (0.7, 1.2));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (clog10);
TEST_c_c (clog10, minus_zero, 0, minus_infty, M_PIl, DIVIDE_BY_ZERO_EXCEPTION);
@@ -1791,6 +1885,12 @@ cos_test (void)
static void
cosh_test (void)
{
+ errno = 0;
+ FUNC(cosh) (0.7);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (cosh);
TEST_f_f (cosh, 0, 1);
TEST_f_f (cosh, minus_zero, 1);
@@ -1809,6 +1909,12 @@ cosh_test (void)
static void
cpow_test (void)
{
+ errno = 0;
+ FUNC(cpow) (BUILD_COMPLEX (1, 0), BUILD_COMPLEX (0, 0));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (cpow);
TEST_cc_c (cpow, 1, 0, 0, 0, 1.0, 0.0);
@@ -1862,6 +1968,11 @@ creal_test (void)
static void
csin_test (void)
{
+ errno = 0;
+ FUNC(csin) (BUILD_COMPLEX (0.7, 1.2));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
START (csin);
@@ -1926,6 +2037,11 @@ csin_test (void)
static void
csinh_test (void)
{
+ errno = 0;
+ FUNC(csinh) (BUILD_COMPLEX (0.7, 1.2));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
START (csinh);
@@ -1988,6 +2104,12 @@ csinh_test (void)
static void
csqrt_test (void)
{
+ errno = 0;
+ FUNC(csqrt) (BUILD_COMPLEX (-1, 0));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (csqrt);
TEST_c_c (csqrt, 0, 0, 0.0, 0.0);
@@ -2048,6 +2170,12 @@ csqrt_test (void)
static void
ctan_test (void)
{
+ errno = 0;
+ FUNC(ctan) (BUILD_COMPLEX (0.7, 1.2));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (ctan);
TEST_c_c (ctan, 0, 0, 0.0, 0.0);
@@ -2100,6 +2228,12 @@ ctan_test (void)
static void
ctanh_test (void)
{
+ errno = 0;
+ FUNC(ctanh) (BUILD_COMPLEX (0, 0));
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (ctanh);
TEST_c_c (ctanh, 0, 0, 0.0, 0.0);
@@ -2485,6 +2619,12 @@ fmin_test (void)
static void
fmod_test (void)
{
+ errno = 0;
+ FUNC(fmod) (6.5, 2.3);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (fmod);
/* fmod (+0, y) == +0 for y != 0. */
@@ -2585,6 +2725,12 @@ gamma_test (void)
static void
hypot_test (void)
{
+ errno = 0;
+ FUNC(hypot) (0.7, 12.4);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (hypot);
TEST_ff_f (hypot, plus_infty, 1, plus_infty, IGNORE_ZERO_INF_SIGN);
@@ -3399,6 +3545,11 @@ pow_test (void)
static void
remainder_test (void)
{
+ errno = 0;
+ FUNC(remainder) (1.625, 1.0);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
START (remainder);
@@ -3424,6 +3575,12 @@ remquo_test (void)
/* x is needed. */
int x;
+ errno = 0;
+ FUNC(remquo) (1.625, 1.0, &x);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (remquo);
TEST_ffI_f1 (remquo, 1, 0, nan_value, IGNORE, INVALID_EXCEPTION);
@@ -3637,6 +3794,12 @@ sincos_test (void)
{
FLOAT sin_res, cos_res;
+ errno = 0;
+ FUNC(sincos) (0, &sin_res, &cos_res);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (sincos);
/* sincos is treated differently because it returns void. */
@@ -3658,6 +3821,12 @@ sincos_test (void)
static void
sinh_test (void)
{
+ errno = 0;
+ FUNC(sinh) (0.7);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (sinh);
TEST_f_f (sinh, 0, 0);
TEST_f_f (sinh, minus_zero, minus_zero);
@@ -3732,6 +3901,12 @@ tan_test (void)
static void
tanh_test (void)
{
+ errno = 0;
+ FUNC(tanh) (0.7);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+
START (tanh);
TEST_f_f (tanh, 0, 0);
diff --git a/sysdeps/ia64/fpu/math_ldbl.h b/sysdeps/ia64/fpu/math_ldbl.h
new file mode 100644
index 0000000..e329b70
--- /dev/null
+++ b/sysdeps/ia64/fpu/math_ldbl.h
@@ -0,0 +1,100 @@
+#ifndef _MATH_PRIVATE_H_
+#error "Never use <math_ldbl.h> directly; include <math_private.h> instead."
+#endif
+
+/* A union which permits us to convert between a long double and
+ three 32 bit ints. */
+
+#if __FLOAT_WORD_ORDER == BIG_ENDIAN
+
+typedef union
+{
+ long double value;
+ struct
+ {
+ unsigned int empty0:32;
+ unsigned int sign_exponent:16;
+ unsigned int empty1:16;
+ u_int32_t msw;
+ u_int32_t lsw;
+ } parts;
+} ieee_long_double_shape_type;
+
+#endif
+
+#if __FLOAT_WORD_ORDER == LITTLE_ENDIAN
+
+typedef union
+{
+ long double value;
+ struct
+ {
+ u_int32_t lsw;
+ u_int32_t msw;
+ unsigned int sign_exponent:16;
+ unsigned int empty1:16;
+ unsigned int empty0:32;
+ } parts;
+} ieee_long_double_shape_type;
+
+#endif
+
+/* Get three 32 bit ints from a double. */
+
+#define GET_LDOUBLE_WORDS(exp,ix0,ix1,d) \
+do { \
+ ieee_long_double_shape_type ew_u; \
+ ew_u.value = (d); \
+ (exp) = ew_u.parts.sign_exponent; \
+ (ix0) = ew_u.parts.msw; \
+ (ix1) = ew_u.parts.lsw; \
+} while (0)
+
+/* Set a double from two 32 bit ints. */
+
+#define SET_LDOUBLE_WORDS(d,exp,ix0,ix1) \
+do { \
+ ieee_long_double_shape_type iw_u; \
+ iw_u.parts.sign_exponent = (exp); \
+ iw_u.parts.msw = (ix0); \
+ iw_u.parts.lsw = (ix1); \
+ (d) = iw_u.value; \
+} while (0)
+
+/* Get the more significant 32 bits of a long double mantissa. */
+
+#define GET_LDOUBLE_MSW(v,d) \
+do { \
+ ieee_long_double_shape_type sh_u; \
+ sh_u.value = (d); \
+ (v) = sh_u.parts.msw; \
+} while (0)
+
+/* Set the more significant 32 bits of a long double mantissa from an int. */
+
+#define SET_LDOUBLE_MSW(d,v) \
+do { \
+ ieee_long_double_shape_type sh_u; \
+ sh_u.value = (d); \
+ sh_u.parts.msw = (v); \
+ (d) = sh_u.value; \
+} while (0)
+
+/* Get int from the exponent of a long double. */
+
+#define GET_LDOUBLE_EXP(exp,d) \
+do { \
+ ieee_long_double_shape_type ge_u; \
+ ge_u.value = (d); \
+ (exp) = ge_u.parts.sign_exponent; \
+} while (0)
+
+/* Set exponent of a long double from an int. */
+
+#define SET_LDOUBLE_EXP(d,exp) \
+do { \
+ ieee_long_double_shape_type se_u; \
+ se_u.value = (d); \
+ se_u.parts.sign_exponent = (exp); \
+ (d) = se_u.value; \
+} while (0)
diff --git a/sysdeps/ia64/ieee754.h b/sysdeps/ia64/ieee754.h
new file mode 100644
index 0000000..ec6b551
--- /dev/null
+++ b/sysdeps/ia64/ieee754.h
@@ -0,0 +1,205 @@
+/* Copyright (C) 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _IEEE754_H
+
+#define _IEEE754_H 1
+#include <features.h>
+
+#include <endian.h>
+
+__BEGIN_DECLS
+
+union ieee754_float
+ {
+ float f;
+
+ /* This is the IEEE 754 single-precision format. */
+ struct
+ {
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned int negative:1;
+ unsigned int exponent:8;
+ unsigned int mantissa:23;
+#endif /* Big endian. */
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+ unsigned int mantissa:23;
+ unsigned int exponent:8;
+ unsigned int negative:1;
+#endif /* Little endian. */
+ } ieee;
+
+ /* This format makes it easier to see if a NaN is a signalling NaN. */
+ struct
+ {
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned int negative:1;
+ unsigned int exponent:8;
+ unsigned int quiet_nan:1;
+ unsigned int mantissa:22;
+#endif /* Big endian. */
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+ unsigned int mantissa:22;
+ unsigned int quiet_nan:1;
+ unsigned int exponent:8;
+ unsigned int negative:1;
+#endif /* Little endian. */
+ } ieee_nan;
+ };
+
+#define IEEE754_FLOAT_BIAS 0x7f /* Added to exponent. */
+
+
+union ieee754_double
+ {
+ double d;
+
+ /* This is the IEEE 754 double-precision format. */
+ struct
+ {
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned int negative:1;
+ unsigned int exponent:11;
+ /* Together these comprise the mantissa. */
+ unsigned int mantissa0:20;
+ unsigned int mantissa1:32;
+#endif /* Big endian. */
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+# if __FLOAT_WORD_ORDER == BIG_ENDIAN
+ unsigned int mantissa0:20;
+ unsigned int exponent:11;
+ unsigned int negative:1;
+ unsigned int mantissa1:32;
+# else
+ /* Together these comprise the mantissa. */
+ unsigned int mantissa1:32;
+ unsigned int mantissa0:20;
+ unsigned int exponent:11;
+ unsigned int negative:1;
+# endif
+#endif /* Little endian. */
+ } ieee;
+
+ /* This format makes it easier to see if a NaN is a signalling NaN. */
+ struct
+ {
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned int negative:1;
+ unsigned int exponent:11;
+ unsigned int quiet_nan:1;
+ /* Together these comprise the mantissa. */
+ unsigned int mantissa0:19;
+ unsigned int mantissa1:32;
+#else
+# if __FLOAT_WORD_ORDER == BIG_ENDIAN
+ unsigned int mantissa0:19;
+ unsigned int quiet_nan:1;
+ unsigned int exponent:11;
+ unsigned int negative:1;
+ unsigned int mantissa1:32;
+# else
+ /* Together these comprise the mantissa. */
+ unsigned int mantissa1:32;
+ unsigned int mantissa0:19;
+ unsigned int quiet_nan:1;
+ unsigned int exponent:11;
+ unsigned int negative:1;
+# endif
+#endif
+ } ieee_nan;
+ };
+
+#define IEEE754_DOUBLE_BIAS 0x3ff /* Added to exponent. */
+
+
+union ieee854_long_double
+ {
+ long double d;
+
+ /* This is the IEEE 854 double-extended-precision format. */
+ struct
+ {
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned int empty0:32;
+ unsigned int negative:1;
+ unsigned int exponent:15;
+ unsigned int empty1:16;
+ unsigned int mantissa0:32;
+ unsigned int mantissa1:32;
+#endif
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+# if __FLOAT_WORD_ORDER == BIG_ENDIAN
+ unsigned int empty0:32;
+ unsigned int exponent:15;
+ unsigned int negative:1;
+ unsigned int empty1:16;
+ unsigned int mantissa0:32;
+ unsigned int mantissa1:32;
+# else
+ unsigned int mantissa1:32;
+ unsigned int mantissa0:32;
+ unsigned int exponent:15;
+ unsigned int negative:1;
+ unsigned int empty1:16;
+ unsigned int empty0:32;
+# endif
+#endif
+ } ieee;
+
+ /* This is for NaNs in the IEEE 854 double-extended-precision format. */
+ struct
+ {
+#if __BYTE_ORDER == __BIG_ENDIAN
+ unsigned int empty0:32;
+ unsigned int negative:1;
+ unsigned int exponent:15;
+ unsigned int empty1:16;
+ unsigned int one:1;
+ unsigned int quiet_nan:1;
+ unsigned int mantissa0:30;
+ unsigned int mantissa1:32;
+#endif
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+# if __FLOAT_WORD_ORDER == BIG_ENDIAN
+ unsigned int empty0:32;
+ unsigned int exponent:15;
+ unsigned int negative:1;
+ unsigned int empty1:16;
+ unsigned int mantissa0:30;
+ unsigned int quiet_nan:1;
+ unsigned int one:1;
+ unsigned int mantissa1:32;
+# else
+ unsigned int mantissa1:32;
+ unsigned int mantissa0:30;
+ unsigned int quiet_nan:1;
+ unsigned int one:1;
+ unsigned int exponent:15;
+ unsigned int negative:1;
+ unsigned int empty1:16;
+ unsigned int empty0:32;
+# endif
+#endif
+ } ieee_nan;
+ };
+
+#define IEEE854_LONG_DOUBLE_BIAS 0x3fff
+
+__END_DECLS
+
+#endif /* ieee754.h */
diff --git a/sysdeps/ieee754/ldbl-96/s_ceill.c b/sysdeps/ieee754/ldbl-96/s_ceill.c
index d53f395..b99097f 100644
--- a/sysdeps/ieee754/ldbl-96/s_ceill.c
+++ b/sysdeps/ieee754/ldbl-96/s_ceill.c
@@ -59,8 +59,13 @@ static long double huge = 1.0e4930;
if(((i0&i)|i1)==0) return x; /* x is integral */
if(huge+x>0.0) { /* raise inexact flag */
if(sx==0) {
- if (j0>0) i0 += (0x80000000)>>j0;
- else ++se;
+ if (j0>0 && (i0+(0x80000000>>j0))>i0)
+ i0+=0x80000000>>j0;
+ else
+ {
+ i = 0x7fffffff;
+ ++se;
+ }
}
i0 &= (~i); i1=0;
}
diff --git a/sysdeps/ieee754/ldbl-96/s_floorl.c b/sysdeps/ieee754/ldbl-96/s_floorl.c
index fb0c37e..7115dba 100644
--- a/sysdeps/ieee754/ldbl-96/s_floorl.c
+++ b/sysdeps/ieee754/ldbl-96/s_floorl.c
@@ -60,8 +60,13 @@ static long double huge = 1.0e4930;
if(((i0&i)|i1)==0) return x; /* x is integral */
if(huge+x>0.0) { /* raise inexact flag */
if(sx) {
- if (j0>0) i0 += (0x80000000)>>j0;
- else ++se;
+ if (j0>0 && (i0+(0x80000000>>j0))>i0)
+ i0 += (0x80000000)>>j0;
+ else
+ {
+ i = 0x7fffffff;
+ ++se;
+ }
}
i0 &= (~i); i1=0;
}
diff --git a/sysdeps/unix/sysv/linux/i386/readelflib.c b/sysdeps/unix/sysv/linux/i386/readelflib.c
new file mode 100644
index 0000000..53a6908
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/i386/readelflib.c
@@ -0,0 +1,81 @@
+/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Andreas Jaeger <aj@suse.de>, 1999 and
+ Jakub Jelinek <jakub@redhat.com>, 2000.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+
+int process_elf32_file (const char *file_name, const char *lib, int *flag,
+ char **soname, void *file_contents,
+ size_t file_length);
+int process_elf64_file (const char *file_name, const char *lib, int *flag,
+ char **soname, void *file_contents,
+ size_t file_length);
+
+/* Returns 0 if everything is ok, != 0 in case of error. */
+int
+process_elf_file (const char *file_name, const char *lib, int *flag,
+ char **soname, void *file_contents, size_t file_length)
+{
+ ElfW(Ehdr) *elf_header = (ElfW(Ehdr) *) file_contents;
+ int ret;
+
+ if (elf_header->e_ident [EI_CLASS] == ELFCLASS32)
+ return process_elf32_file (file_name, lib, flag, soname, file_contents,
+ file_length);
+ else
+ {
+ switch (elf_header->e_machine)
+ {
+ case EM_IA_64:
+ case EM_X8664:
+ break;
+ default:
+ error (0, 0, _("%s is for unknown machine %d.\n"),
+ file_name, elf_header->e_machine);
+ return 1;
+ }
+
+ ret = process_elf64_file (file_name, lib, flag, soname, file_contents,
+ file_length);
+ /* IA64/X86-64 64bit libraries are always libc.so.6+. */
+ if (!ret)
+ switch (elf_header->e_machine)
+ {
+ case EM_IA_64:
+ *flag = FLAG_IA64_LIB64|FLAG_ELF_LIBC6;
+ break;
+ case EM_X8664:
+ *flag = FLAG_X8664_LIB64|FLAG_ELF_LIBC6;
+ break;
+ }
+
+ return ret;
+ }
+}
+
+#undef __ELF_NATIVE_CLASS
+#undef process_elf_file
+#define process_elf_file process_elf32_file
+#define __ELF_NATIVE_CLASS 32
+#include "sysdeps/generic/readelflib.c"
+
+#undef __ELF_NATIVE_CLASS
+#undef process_elf_file
+#define process_elf_file process_elf64_file
+#define __ELF_NATIVE_CLASS 64
+#include "sysdeps/generic/readelflib.c"