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authorPaul E. Murphy <murphyp@linux.vnet.ibm.com>2016-07-25 13:10:00 -0500
committerGabriel F. T. Gomes <gftg@linux.vnet.ibm.com>2017-06-12 14:48:53 -0300
commit45f39d458827e07ab3075bed75f2670581a89f33 (patch)
treeac092e2911ec5b2fabfd650b51ee4d939ef7e882
parent9527ae8291dbc6097f4f93c4ccce69b577f8a261 (diff)
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float128: Add strtof128, wcstof128, and related functions.
The implementations are contained with sysdeps/ieee754/float128 as they are only built when _Float128 is enabled within libc/m. * include/gmp.h (__mpn_construct_float128): New declaration. * include/stdlib.h: Include bits/floatn.h for _Float128 tests. (__strtof128_l): New declaration. (__strtof128_nan): Likewise. (__wcstof128_nan): Likewise. (__strtof128_internal): Likewise. (____strtof128_l_internal): Likewise. * include/wchar.h: Include bits/floatn.h for _Float128 tests. (__wcstof128_l): New declaration. (__wcstof128_internal): Likewise. * stdlib/Makefile (bug-strtod2): Link libm too. * stdlib/stdlib.h (strtof128): New declaration. (strtof128_l): Likewise. * stdlib/tst-strtod-nan-locale-main.c: Updated to use tst-strtod.h macros to ensure float128 gets tested too. * stdlib/tst-strtod-round-skeleton.c (CHOOSE_f128): New macro. * stdlib/tst-strtod.h: Include bits/floatn.h for _Float128 tests. (IF_FLOAT128): New macro. (GEN_TEST_STRTOD): Update to optionally include _Float128 in the tests. (STRTOD_TEST_FOREACH): Likewise. * sysdeps/ieee754/float128/Makefile: Insert new strtof128 and wcstof128 functions into libc. * sysdeps/ieee754/float128/Versions: Add exports for the above new functions. * sysdeps/ieee754/float128/mpn2float128.c: New file. * sysdeps/ieee754/float128/strtod_nan_float128.h: New file. * sysdeps/ieee754/float128/strtof128.c: New file. * sysdeps/ieee754/float128/strtof128_l.c: New file. * sysdeps/ieee754/float128/strtof128_nan.c: New file. * sysdeps/ieee754/float128/wcstof128.c: New file. * sysdeps/ieee754/float128/wcstof128_l.c: New file. * sysdeps/ieee754/float128/wcstof128_nan.c: New fike. * wcsmbs/Makefile: (CFLAGS-wcstof128.c): Append strtox-CFLAGS. (CFLAGS-wcstof128_l): Likewise. * wcsmbs/wchar.h: Include bits/floatn.h for _Float128 tests. (wcstof128): New declaration. (wcstof128_l): Likewise.
-rw-r--r--ChangeLog53
-rw-r--r--include/gmp.h4
-rw-r--r--include/stdlib.h29
-rw-r--r--include/wchar.h13
-rw-r--r--stdlib/Makefile1
-rw-r--r--stdlib/stdlib.h14
-rw-r--r--stdlib/tst-strtod-nan-locale-main.c36
-rw-r--r--stdlib/tst-strtod-round-skeleton.c1
-rw-r--r--stdlib/tst-strtod.h36
-rw-r--r--sysdeps/ieee754/float128/Makefile5
-rw-r--r--sysdeps/ieee754/float128/Versions10
-rw-r--r--sysdeps/ieee754/float128/mpn2float128.c54
-rw-r--r--sysdeps/ieee754/float128/strtod_nan_float128.h33
-rw-r--r--sysdeps/ieee754/float128/strtof128.c34
-rw-r--r--sysdeps/ieee754/float128/strtof128_l.c43
-rw-r--r--sysdeps/ieee754/float128/strtof128_nan.c28
-rw-r--r--sysdeps/ieee754/float128/wcstof128.c30
-rw-r--r--sysdeps/ieee754/float128/wcstof128_l.c30
-rw-r--r--sysdeps/ieee754/float128/wcstof128_nan.c24
-rw-r--r--wcsmbs/Makefile2
-rw-r--r--wcsmbs/wchar.h15
21 files changed, 466 insertions, 29 deletions
diff --git a/ChangeLog b/ChangeLog
index f36fa0e..d5e9f9d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,56 @@
+2017-06-12 Paul E. Murphy <murphyp@linux.vnet.ibm.com>
+ Gabriel F. T. Gomes <gftg@linux.vnet.ibm.com>
+ Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com>
+
+ * include/gmp.h (__mpn_construct_float128): New declaration.
+ * include/stdlib.h: Include bits/floatn.h for _Float128 tests.
+ (__strtof128_l): New declaration.
+ (__strtof128_nan): Likewise.
+ (__wcstof128_nan): Likewise.
+ (__strtof128_internal): Likewise.
+ (____strtof128_l_internal): Likewise.
+ * include/wchar.h: Include bits/floatn.h for _Float128 tests.
+ (__wcstof128_l): New declaration.
+ (__wcstof128_internal): Likewise.
+
+ * stdlib/Makefile (bug-strtod2): Link libm too.
+
+ * stdlib/stdlib.h (strtof128): New declaration.
+ (strtof128_l): Likewise.
+
+ * stdlib/tst-strtod-nan-locale-main.c: Updated to use
+ tst-strtod.h macros to ensure float128 gets tested too.
+
+ * stdlib/tst-strtod-round-skeleton.c (CHOOSE_f128): New macro.
+
+ * stdlib/tst-strtod.h: Include bits/floatn.h for _Float128
+ tests.
+ (IF_FLOAT128): New macro.
+ (GEN_TEST_STRTOD): Update to optionally include _Float128 in
+ the tests.
+ (STRTOD_TEST_FOREACH): Likewise.
+
+ * sysdeps/ieee754/float128/Makefile: Insert new strtof128 and
+ wcstof128 functions into libc.
+
+ * sysdeps/ieee754/float128/Versions: Add exports for the above
+ new functions.
+
+ * sysdeps/ieee754/float128/mpn2float128.c: New file.
+ * sysdeps/ieee754/float128/strtod_nan_float128.h: New file.
+ * sysdeps/ieee754/float128/strtof128.c: New file.
+ * sysdeps/ieee754/float128/strtof128_l.c: New file.
+ * sysdeps/ieee754/float128/strtof128_nan.c: New file.
+ * sysdeps/ieee754/float128/wcstof128.c: New file.
+ * sysdeps/ieee754/float128/wcstof128_l.c: New file.
+ * sysdeps/ieee754/float128/wcstof128_nan.c: New fike.
+ * wcsmbs/Makefile: (CFLAGS-wcstof128.c): Append strtox-CFLAGS.
+ (CFLAGS-wcstof128_l): Likewise.
+
+ * wcsmbs/wchar.h: Include bits/floatn.h for _Float128 tests.
+ (wcstof128): New declaration.
+ (wcstof128_l): Likewise.
+
2017-06-12 Joseph Myers <joseph@codesourcery.com>
[BZ #21552]
diff --git a/include/gmp.h b/include/gmp.h
index e6f635e..3590acf 100644
--- a/include/gmp.h
+++ b/include/gmp.h
@@ -31,5 +31,9 @@ extern double __mpn_construct_double (mp_srcptr frac_ptr, int expt,
extern long double __mpn_construct_long_double (mp_srcptr frac_ptr, int expt,
int sign);
+#if __HAVE_DISTINCT_FLOAT128
+extern _Float128 __mpn_construct_float128 (mp_srcptr frac_ptr, int expt,
+ int sign);
+#endif
#endif
diff --git a/include/stdlib.h b/include/stdlib.h
index 5847445..cae9f2c 100644
--- a/include/stdlib.h
+++ b/include/stdlib.h
@@ -219,6 +219,35 @@ libc_hidden_proto (__wcstof_nan)
libc_hidden_proto (__wcstod_nan)
libc_hidden_proto (__wcstold_nan)
+/* Enable _FloatN bits as needed. */
+#include <bits/floatn.h>
+
+#if __HAVE_DISTINCT_FLOAT128
+extern __typeof (strtof128_l) __strtof128_l;
+
+libc_hidden_proto (__strtof128_l)
+libc_hidden_proto (strtof128)
+
+extern _Float128 __strtof128_nan (const char *, char **, char)
+ internal_function;
+extern _Float128 __wcstof128_nan (const wchar_t *, wchar_t **, wchar_t)
+ internal_function;
+
+libc_hidden_proto (__strtof128_nan)
+libc_hidden_proto (__wcstof128_nan)
+
+extern _Float128 __strtof128_internal (const char *__restrict __nptr,
+ char **__restrict __endptr,
+ int __group);
+libc_hidden_proto (__strtof128_internal)
+
+extern _Float128 ____strtof128_l_internal (const char *__restrict __nptr,
+ char **__restrict __endptr,
+ int __group, __locale_t __loc);
+
+libc_hidden_proto (____strtof128_l_internal)
+#endif
+
extern char *__ecvt (double __value, int __ndigit, int *__restrict __decpt,
int *__restrict __sign);
extern char *__fcvt (double __value, int __ndigit, int *__restrict __decpt,
diff --git a/include/wchar.h b/include/wchar.h
index cf76709..b7b5a5c 100644
--- a/include/wchar.h
+++ b/include/wchar.h
@@ -2,6 +2,8 @@
# include <wcsmbs/wchar.h>
# ifndef _ISOMAC
+#include <bits/floatn.h>
+
extern __typeof (wcscasecmp_l) __wcscasecmp_l;
extern __typeof (wcsncasecmp_l) __wcsncasecmp_l;
extern __typeof (wcscoll_l) __wcscoll_l;
@@ -68,6 +70,17 @@ libc_hidden_proto (wcstoll)
libc_hidden_proto (wcstoul)
libc_hidden_proto (wcstoull)
+#if __HAVE_DISTINCT_FLOAT128
+extern __typeof (wcstof128_l) __wcstof128_l;
+libc_hidden_proto (__wcstof128_l)
+extern _Float128 __wcstof128_internal (const wchar_t *__restrict __nptr,
+ wchar_t **__restrict __endptr,
+ int __group) __THROW;
+
+libc_hidden_proto (__wcstof128_internal)
+libc_hidden_proto (wcstof128)
+#endif
+
libc_hidden_proto (__wcscasecmp_l)
libc_hidden_proto (__wcsncasecmp_l)
diff --git a/stdlib/Makefile b/stdlib/Makefile
index 9b0acce..0314d59 100644
--- a/stdlib/Makefile
+++ b/stdlib/Makefile
@@ -198,6 +198,7 @@ $(objpfx)tst-putenvmod.so: $(objpfx)tst-putenvmod.os $(link-libc-deps)
libof-tst-putenvmod = extramodules
$(objpfx)bug-getcontext: $(libm)
+$(objpfx)bug-strtod2: $(libm)
$(objpfx)tst-strtod-round: $(libm)
$(objpfx)tst-tininess: $(libm)
$(objpfx)tst-strtod-underflow: $(libm)
diff --git a/stdlib/stdlib.h b/stdlib/stdlib.h
index 0a693c2..6f1e70e 100644
--- a/stdlib/stdlib.h
+++ b/stdlib/stdlib.h
@@ -128,6 +128,13 @@ extern long double strtold (const char *__restrict __nptr,
__THROW __nonnull ((1));
#endif
+#if __HAVE_FLOAT128 && __GLIBC_USE (IEC_60559_TYPES_EXT)
+/* Likewise for the '_Float128' format */
+extern _Float128 strtof128 (const char *__restrict __nptr,
+ char **__restrict __endptr)
+ __THROW __nonnull ((1));
+#endif
+
/* Convert a string to a long integer. */
extern long int strtol (const char *__restrict __nptr,
char **__restrict __endptr, int __base)
@@ -236,6 +243,13 @@ extern long double strtold_l (const char *__restrict __nptr,
char **__restrict __endptr,
__locale_t __loc)
__THROW __nonnull ((1, 3));
+
+# if __HAVE_FLOAT128
+extern _Float128 strtof128_l (const char *__restrict __nptr,
+ char **__restrict __endptr,
+ __locale_t __loc)
+ __THROW __nonnull ((1, 3));
+# endif
#endif /* GNU */
diff --git a/stdlib/tst-strtod-nan-locale-main.c b/stdlib/tst-strtod-nan-locale-main.c
index 8044dad..8222174 100644
--- a/stdlib/tst-strtod-nan-locale-main.c
+++ b/stdlib/tst-strtod-nan-locale-main.c
@@ -23,6 +23,8 @@
#include <stdlib.h>
#include <wchar.h>
+#include <stdlib/tst-strtod.h>
+
#define STR_(X) #X
#define STR(X) STR_(X)
#define FNPFXS STR (FNPFX)
@@ -30,20 +32,22 @@
#define CONCAT(X, Y) CONCAT_ (X, Y)
#define FNX(FN) CONCAT (FNPFX, FN)
-#define TEST(LOC, STR, FN, TYPE) \
- do \
+#define TEST_STRTOD(FSUF, FTYPE, FTOSTR, LSUF, CSUF) \
+static int \
+test_strto ## FSUF (const char * loc, CHAR * s) \
+{ \
+ CHAR *ep; \
+ FTYPE val = FNX (FSUF) (s, &ep); \
+ if (isnan (val) && *ep == 0) \
+ printf ("PASS: %s: " FNPFXS #FSUF " (" SFMT ")\n", loc, s); \
+ else \
{ \
- CHAR *ep; \
- TYPE val = FNX (FN) (STR, &ep); \
- if (isnan (val) && *ep == 0) \
- printf ("PASS: %s: " FNPFXS #FN " (" SFMT ")\n", LOC, STR); \
- else \
- { \
- printf ("FAIL: %s: " FNPFXS #FN " (" SFMT ")\n", LOC, STR); \
- result = 1; \
- } \
+ printf ("FAIL: %s: " FNPFXS #FSUF " (" SFMT ")\n", loc, s); \
+ return 1; \
} \
- while (0)
+ return 0; \
+}
+GEN_TEST_STRTOD_FOREACH (TEST_STRTOD)
static int
test_one_locale (const char *loc)
@@ -64,13 +68,9 @@ test_one_locale (const char *loc)
s[4] = L_('A') + i - 10;
s[5] = L_(')');
s[6] = 0;
- TEST (loc, s, f, float);
- TEST (loc, s, d, double);
- TEST (loc, s, ld, long double);
+ result |= STRTOD_TEST_FOREACH (test_strto, loc, s);
s[4] = L_('a') + i - 10;
- TEST (loc, s, f, float);
- TEST (loc, s, d, double);
- TEST (loc, s, ld, long double);
+ result |= STRTOD_TEST_FOREACH (test_strto, loc, s);
}
return result;
}
diff --git a/stdlib/tst-strtod-round-skeleton.c b/stdlib/tst-strtod-round-skeleton.c
index 73603e6..1a9f663 100644
--- a/stdlib/tst-strtod-round-skeleton.c
+++ b/stdlib/tst-strtod-round-skeleton.c
@@ -93,6 +93,7 @@
/* Add type specific choosing macros below. */
#define CHOOSE_f(f,...) f
#define CHOOSE_d(f,d,...) d
+#define CHOOSE_f128(f,d,ld64i,ld64m,ld106,ld113,...) ld113
/* long double is special, and handled above. */
/* Selector for expected result field of a given type. */
diff --git a/stdlib/tst-strtod.h b/stdlib/tst-strtod.h
index bf5f901..e23ac3f 100644
--- a/stdlib/tst-strtod.h
+++ b/stdlib/tst-strtod.h
@@ -21,11 +21,24 @@
#define FSTRLENMAX 128
+#include <bits/floatn.h>
+
+#define F128 __f128 ()
+
+/* Test strfromf128 and strtof128 on all platforms that provide them,
+ whether or not the type _Float128 is ABI-distinct from long double. */
+#if __HAVE_FLOAT128
+# define IF_FLOAT128(x) x
+#else
+# define IF_FLOAT128(x)
+#endif
+
/* Splat n variants of the same test for the various strtod functions. */
-#define GEN_TEST_STRTOD_FOREACH(mfunc, ...) \
- mfunc ( f, float, strfromf, f, f, ##__VA_ARGS__) \
- mfunc ( d, double, strfromd, , , ##__VA_ARGS__) \
- mfunc ( ld, long double, strfroml, L, l, ##__VA_ARGS__)
+#define GEN_TEST_STRTOD_FOREACH(mfunc, ...) \
+ mfunc ( f, float, strfromf, f, f, ##__VA_ARGS__) \
+ mfunc ( d, double, strfromd, , , ##__VA_ARGS__) \
+ mfunc ( ld, long double, strfroml, L, l, ##__VA_ARGS__) \
+ IF_FLOAT128 (mfunc (f128, _Float128, strfromf128, F128, f128, ##__VA_ARGS__))
/* The arguments to the generated macros are:
FSUF - Function suffix
FTYPE - float type
@@ -36,13 +49,14 @@
-#define STRTOD_TEST_FOREACH(mfunc, ...) \
-({ \
- int result = 0; \
- result |= mfunc ## f (__VA_ARGS__); \
- result |= mfunc ## d (__VA_ARGS__); \
- result |= mfunc ## ld (__VA_ARGS__); \
- result; \
+#define STRTOD_TEST_FOREACH(mfunc, ...) \
+({ \
+ int result = 0; \
+ result |= mfunc ## f (__VA_ARGS__); \
+ result |= mfunc ## d (__VA_ARGS__); \
+ result |= mfunc ## ld (__VA_ARGS__); \
+ IF_FLOAT128 (result |= mfunc ## f128 (__VA_ARGS__)); \
+ result; \
})
diff --git a/sysdeps/ieee754/float128/Makefile b/sysdeps/ieee754/float128/Makefile
index c07586c..166e630 100644
--- a/sysdeps/ieee754/float128/Makefile
+++ b/sysdeps/ieee754/float128/Makefile
@@ -1,3 +1,8 @@
ifeq ($(subdir),stdlib)
routines += float1282mpn strfromf128
+routines += strtof128 strtof128_l strtof128_nan mpn2float128
+endif
+
+ifeq ($(subdir),wcsmbs)
+routines += wcstof128_l wcstof128 wcstof128_nan
endif
diff --git a/sysdeps/ieee754/float128/Versions b/sysdeps/ieee754/float128/Versions
index caf2064..ef9df2d 100644
--- a/sysdeps/ieee754/float128/Versions
+++ b/sysdeps/ieee754/float128/Versions
@@ -4,7 +4,17 @@
%endif
libc {
FLOAT128_VERSION {
+ __strtof128_internal;
+ __wcstof128_internal;
strfromf128;
+ strtof128;
+ strtof128_l;
+ wcstof128;
+ wcstof128_l;
+ }
+ GLIBC_PRIVATE {
+ # For __nanf128.
+ __strtof128_nan;
}
}
libm {
diff --git a/sysdeps/ieee754/float128/mpn2float128.c b/sysdeps/ieee754/float128/mpn2float128.c
new file mode 100644
index 0000000..12f703a
--- /dev/null
+++ b/sysdeps/ieee754/float128/mpn2float128.c
@@ -0,0 +1,54 @@
+/* Convert a number in multi-precision format to _Float128.
+ Copyright (C) 2017 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include "gmp.h"
+#include "gmp-impl.h"
+#include <float.h>
+#include <math.h>
+
+#include "ieee754_float128.h"
+
+/* Convert a multi-precision integer of the needed number of bits (113 for
+ binary128) and an integral power of two to a `_Float128' in IEEE854
+ quad-precision format. */
+
+_Float128
+__mpn_construct_float128 (mp_srcptr frac_ptr, int expt, int sign)
+{
+ union ieee854_float128 u;
+
+ u.ieee.negative = sign;
+ u.ieee.exponent = expt + IEEE854_FLOAT128_BIAS;
+#if BITS_PER_MP_LIMB == 32
+ u.ieee.mantissa3 = frac_ptr[0];
+ u.ieee.mantissa2 = frac_ptr[1];
+ u.ieee.mantissa1 = frac_ptr[2];
+ u.ieee.mantissa0 = frac_ptr[3] & (((mp_limb_t) 1
+ << (FLT128_MANT_DIG - 96)) - 1);
+#elif BITS_PER_MP_LIMB == 64
+ u.ieee.mantissa3 = frac_ptr[0] & (((mp_limb_t) 1 << 32) - 1);
+ u.ieee.mantissa2 = frac_ptr[0] >> 32;
+ u.ieee.mantissa1 = frac_ptr[1] & (((mp_limb_t) 1 << 32) - 1);
+ u.ieee.mantissa0 = (frac_ptr[1] >> 32) & (((mp_limb_t) 1
+ << (FLT128_MANT_DIG - 96)) - 1);
+#else
+ #error "mp_limb size " BITS_PER_MP_LIMB "not accounted for"
+#endif
+
+ return u.d;
+}
diff --git a/sysdeps/ieee754/float128/strtod_nan_float128.h b/sysdeps/ieee754/float128/strtod_nan_float128.h
new file mode 100644
index 0000000..79329fb
--- /dev/null
+++ b/sysdeps/ieee754/float128/strtod_nan_float128.h
@@ -0,0 +1,33 @@
+/* Convert string for NaN payload to corresponding NaN. For _Float128.
+ Copyright (C) 2017 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#define FLOAT _Float128
+#define SET_MANTISSA(flt, mant) \
+ do \
+ { \
+ union ieee854_float128 u; \
+ u.d = (flt); \
+ u.ieee_nan.mantissa0 = 0; \
+ u.ieee_nan.mantissa1 = 0; \
+ u.ieee_nan.mantissa2 = (mant) >> 32; \
+ u.ieee_nan.mantissa3 = (mant); \
+ if ((u.ieee.mantissa0 | u.ieee.mantissa1 \
+ | u.ieee.mantissa2 | u.ieee.mantissa3) != 0) \
+ (flt) = u.d; \
+ } \
+ while (0)
diff --git a/sysdeps/ieee754/float128/strtof128.c b/sysdeps/ieee754/float128/strtof128.c
new file mode 100644
index 0000000..63cc80d
--- /dev/null
+++ b/sysdeps/ieee754/float128/strtof128.c
@@ -0,0 +1,34 @@
+/* strtof128 wrapper of strtof128_l.
+ Copyright (C) 2017 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+/* The actual implementation for all floating point sizes is in strtod.c.
+ These macros tell it to produce the `_Float128' version, `strtof128'. */
+
+#define FLOAT _Float128
+#define FLT FLT128
+#ifdef USE_WIDE_CHAR
+# define STRTOF wcstof128
+# define STRTOF_L __wcstof128_l
+#else
+# define STRTOF strtof128
+# define STRTOF_L __strtof128_l
+#endif
+
+#include <float128_private.h>
+
+#include <stdlib/strtod.c>
diff --git a/sysdeps/ieee754/float128/strtof128_l.c b/sysdeps/ieee754/float128/strtof128_l.c
new file mode 100644
index 0000000..0f768a3
--- /dev/null
+++ b/sysdeps/ieee754/float128/strtof128_l.c
@@ -0,0 +1,43 @@
+/* Convert string representing a number to a _Float128 value, with locale.
+ Copyright (C) 2017 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <xlocale.h>
+
+/* Bring in potential typedef for _Float128 early for declaration below. */
+#include <bits/floatn.h>
+
+extern _Float128 ____strtof128_l_internal (const char *, char **,
+ int, __locale_t);
+
+#define FLOAT _Float128
+#define FLT FLT128
+#ifdef USE_WIDE_CHAR
+# define STRTOF wcstof128_l
+# define __STRTOF __wcstof128_l
+# define STRTOF_NAN __wcstof128_nan
+#else
+# define STRTOF strtof128_l
+# define __STRTOF __strtof128_l
+# define STRTOF_NAN __strtof128_nan
+#endif
+#define MPN2FLOAT __mpn_construct_float128
+#define FLOAT_HUGE_VAL __builtin_huge_valf128 ()
+
+#include <float128_private.h>
+
+#include <stdlib/strtod_l.c>
diff --git a/sysdeps/ieee754/float128/strtof128_nan.c b/sysdeps/ieee754/float128/strtof128_nan.c
new file mode 100644
index 0000000..b9d79e3
--- /dev/null
+++ b/sysdeps/ieee754/float128/strtof128_nan.c
@@ -0,0 +1,28 @@
+/* Convert string for NaN payload to corresponding NaN. Narrow
+ strings, __float128.
+ Copyright (C) 2017 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <math.h>
+
+#include <float128_private.h>
+
+#include <strtod_nan_narrow.h>
+#include <strtod_nan_float128.h>
+
+#define STRTOD_NAN __strtof128_nan
+#include <stdlib/strtod_nan_main.c>
diff --git a/sysdeps/ieee754/float128/wcstof128.c b/sysdeps/ieee754/float128/wcstof128.c
new file mode 100644
index 0000000..c5a17ba
--- /dev/null
+++ b/sysdeps/ieee754/float128/wcstof128.c
@@ -0,0 +1,30 @@
+/* wcstof128 wrapper of wcstof128_l.
+ Copyright (C) 2017 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <stddef.h>
+#include <xlocale.h>
+
+#define USE_WIDE_CHAR 1
+
+/* Bring in _Float128 typedef if needed. */
+#include <bits/floatn.h>
+
+extern _Float128 ____wcstof128_l_internal (const wchar_t *, wchar_t **, int,
+ __locale_t);
+
+#include "strtof128.c"
diff --git a/sysdeps/ieee754/float128/wcstof128_l.c b/sysdeps/ieee754/float128/wcstof128_l.c
new file mode 100644
index 0000000..670b6af
--- /dev/null
+++ b/sysdeps/ieee754/float128/wcstof128_l.c
@@ -0,0 +1,30 @@
+/* Convert string representing a number to integer value, using given locale.
+ Copyright (C) 2017 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <stddef.h>
+#include <xlocale.h>
+
+
+#define USE_WIDE_CHAR 1
+
+#include <bits/floatn.h>
+
+extern _Float128 ____wcstof128_l_internal (const wchar_t *, wchar_t **, int,
+ __locale_t);
+
+#include "strtof128_l.c"
diff --git a/sysdeps/ieee754/float128/wcstof128_nan.c b/sysdeps/ieee754/float128/wcstof128_nan.c
new file mode 100644
index 0000000..abad881
--- /dev/null
+++ b/sysdeps/ieee754/float128/wcstof128_nan.c
@@ -0,0 +1,24 @@
+/* Convert string for NaN payload to corresponding NaN. Wide strings,
+ _Float128.
+ Copyright (C) 2017 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <stdlib/strtod_nan_wide.h>
+#include <float128_private.h>
+#include <strtod_nan_float128.h>
+#define STRTOD_NAN __wcstof128_nan
+#include <stdlib/strtod_nan_main.c>
diff --git a/wcsmbs/Makefile b/wcsmbs/Makefile
index 08b1de1..329f90e 100644
--- a/wcsmbs/Makefile
+++ b/wcsmbs/Makefile
@@ -82,6 +82,7 @@ CFLAGS-wcstoll.c = $(strtox-CFLAGS)
CFLAGS-wcstoull.c = $(strtox-CFLAGS)
CFLAGS-wcstod.c = $(strtox-CFLAGS)
CFLAGS-wcstold.c = $(strtox-CFLAGS)
+CFLAGS-wcstof128.c = $(strtox-CFLAGS)
CFLAGS-wcstof.c = $(strtox-CFLAGS)
CFLAGS-wcstol_l.c = $(strtox-CFLAGS)
CFLAGS-wcstoul_l.c = $(strtox-CFLAGS)
@@ -89,6 +90,7 @@ CFLAGS-wcstoll_l.c = $(strtox-CFLAGS)
CFLAGS-wcstoull_l.c = $(strtox-CFLAGS)
CFLAGS-wcstod_l.c = $(strtox-CFLAGS)
CFLAGS-wcstold_l.c = $(strtox-CFLAGS)
+CFLAGS-wcstof128_l.c = $(strtox-CFLAGS)
CFLAGS-wcstof_l.c = $(strtox-CFLAGS)
CPPFLAGS-tst-wchar-h.c = -D_FORTIFY_SOURCE=2
diff --git a/wcsmbs/wchar.h b/wcsmbs/wchar.h
index d389428..accd24a 100644
--- a/wcsmbs/wchar.h
+++ b/wcsmbs/wchar.h
@@ -26,6 +26,9 @@
#define __GLIBC_INTERNAL_STARTING_HEADER_IMPLEMENTATION
#include <bits/libc-header-start.h>
+/* Gather machine dependent type support. */
+#include <bits/floatn.h>
+
#define __need_size_t
#define __need_wchar_t
#define __need_NULL
@@ -381,6 +384,12 @@ extern long double wcstold (const wchar_t *__restrict __nptr,
wchar_t **__restrict __endptr) __THROW;
#endif /* C99 */
+/* Likewise for `_Float128' when support is enabled. */
+#if __HAVE_FLOAT128 && defined __USE_GNU
+extern _Float128 wcstof128 (const wchar_t *__restrict __nptr,
+ wchar_t **__restrict __endptr) __THROW;
+#endif
+
/* Convert initial portion of wide string NPTR to `long int'
representation. */
@@ -473,6 +482,12 @@ extern float wcstof_l (const wchar_t *__restrict __nptr,
extern long double wcstold_l (const wchar_t *__restrict __nptr,
wchar_t **__restrict __endptr,
__locale_t __loc) __THROW;
+
+# if __HAVE_FLOAT128
+extern _Float128 wcstof128_l (const wchar_t *__restrict __nptr,
+ wchar_t **__restrict __endptr,
+ __locale_t __loc) __THROW;
+# endif
#endif /* use GNU */