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-rw-r--r--ChangeLog24
-rw-r--r--math/Makefile5
-rw-r--r--math/s_nan_template.c (renamed from math/s_nan.c)15
-rw-r--r--math/s_nanf.c32
-rw-r--r--math/s_nanl.c32
-rw-r--r--sysdeps/generic/math-type-macros-double.h1
-rw-r--r--sysdeps/generic/math-type-macros-float.h1
-rw-r--r--sysdeps/generic/math-type-macros-ldouble.h1
-rw-r--r--sysdeps/generic/math-type-macros.h3
-rw-r--r--sysdeps/ieee754/ldbl-opt/math-type-macros-double.h1
-rw-r--r--sysdeps/ieee754/ldbl-opt/s_nan.c5
-rw-r--r--sysdeps/ieee754/ldbl-opt/s_nanl.c5
12 files changed, 42 insertions, 83 deletions
diff --git a/ChangeLog b/ChangeLog
index 8423f60979..338777b9c6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,29 @@
 2016-09-20  Paul E. Murphy  <murphyp@linux.vnet.ibm.com>
 
+	* math/Makefile (libm-calls): Remove s_nanF.
+	(gen-libm-calls): Add s_nanF.
+
+	* math/s_nan.c: Refactor into ...
+	* math/s_nan_template.c: New file.
+
+	* math/s_nanf.c: Removed.
+	* math/s_nanl.c: Removed.
+	* sysdeps/ieee754/ldbl-opt/s_nan.c: Removed.
+	* sysdeps/ieee754/ldbl-opt/s_nanl.c: Removed.
+
+	* sysdeps/ieee754/ldbl-opt/math-type-macros-double.h:
+	(LDOUBLE_nanl_libm_version): New macro.
+
+	* sysdeps/generic/math-type-macros-double.h:
+	(M_STRTO_NAN): New macro.
+	* sysdeps/generic/math-type-macros-float.h: Likewise.
+	* sysdeps/generic/math-type-macros-ldouble.h: Likewise.
+
+	* sysdeps/generic/math-type-macros.h: Document
+	M_STRTO_NAN.
+
+2016-09-20  Paul E. Murphy  <murphyp@linux.vnet.ibm.com>
+
 	* math/s_nanf.c: Remove __nanf undef.
 	* math/s_nan.c: Remove __nan undef.
 	* math/s_nanl.c: Remove __nanl undef.
diff --git a/math/Makefile b/math/Makefile
index 367f73e227..6c58b970d6 100644
--- a/math/Makefile
+++ b/math/Makefile
@@ -50,7 +50,8 @@ gen-libm-calls = cargF conjF cimagF crealF cabsF s_cacosF		  \
 	         s_cacoshF s_ccosF s_ccoshF s_casinF s_csinF s_casinhF	  \
 		 k_casinhF s_csinhF k_casinhF s_csinhF s_catanhF s_catanF \
 		 s_ctanF s_ctanhF s_cexpF s_clogF s_cprojF s_csqrtF	  \
-		 s_cpowF s_clog10F s_fdimF s_nextdownF s_fmaxF s_fminF
+		 s_cpowF s_clog10F s_fdimF s_nextdownF s_fmaxF s_fminF	  \
+		 s_nanF
 
 libm-calls =								  \
 	e_acosF e_acoshF e_asinF e_atan2F e_atanhF e_coshF e_expF e_fmodF \
@@ -66,7 +67,7 @@ libm-calls =								  \
 	w_tgammaF w_hypotF w_j0F w_j1F w_jnF w_lgammaF w_lgammaF_r	  \
 	w_logF w_log10F w_powF w_remainderF w_scalbF w_sinhF w_sqrtF	  \
 	w_ilogbF							  \
-	s_fpclassifyF s_nanF s_truncF		  	  	          \
+	s_fpclassifyF s_truncF						  \
 	s_remquoF e_log2F e_exp2F s_roundF s_nearbyintF s_sincosF	  \
 	s_fmaF s_lrintF s_llrintF s_lroundF s_llroundF e_exp10F w_log2F	  \
 	s_issignalingF $(calls:s_%=m_%) x2y2m1F				  \
diff --git a/math/s_nan.c b/math/s_nan_template.c
index 03e95f56ad..cf47a2f07f 100644
--- a/math/s_nan.c
+++ b/math/s_nan_template.c
@@ -24,13 +24,14 @@
 #include <ieee754.h>
 
 
-double
-__nan (const char *tagp)
+FLOAT
+M_DECL_FUNC (__nan) (const char *tagp)
 {
-  return __strtod_nan (tagp, NULL, 0);
+  return M_STRTO_NAN (tagp, NULL, 0);
 }
-weak_alias (__nan, nan)
-#ifdef NO_LONG_DOUBLE
-strong_alias (__nan, __nanl)
-weak_alias (__nan, nanl)
+
+declare_mgen_alias (__nan, nan)
+
+#if M_LIBM_NEED_COMPAT (nan)
+declare_mgen_libm_compat (__nan, nan)
 #endif
diff --git a/math/s_nanf.c b/math/s_nanf.c
deleted file mode 100644
index 3046720a11..0000000000
--- a/math/s_nanf.c
+++ /dev/null
@@ -1,32 +0,0 @@
-/* Return quiet nan.
-   Copyright (C) 1997-2016 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
-
-   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 <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <ieee754.h>
-
-
-float
-__nanf (const char *tagp)
-{
-  return __strtof_nan (tagp, NULL, 0);
-}
-weak_alias (__nanf, nanf)
diff --git a/math/s_nanl.c b/math/s_nanl.c
deleted file mode 100644
index 4b7b3d563c..0000000000
--- a/math/s_nanl.c
+++ /dev/null
@@ -1,32 +0,0 @@
-/* Return quiet nan.
-   Copyright (C) 1997-2016 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
-
-   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 <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <ieee754.h>
-
-
-long double
-__nanl (const char *tagp)
-{
-  return __strtold_nan (tagp, NULL, 0);
-}
-weak_alias (__nanl, nanl)
diff --git a/sysdeps/generic/math-type-macros-double.h b/sysdeps/generic/math-type-macros-double.h
index 284a6a48db..6d0f20635a 100644
--- a/sysdeps/generic/math-type-macros-double.h
+++ b/sysdeps/generic/math-type-macros-double.h
@@ -25,6 +25,7 @@
 #define M_SUF(c) c
 #define FLOAT double
 #define CFLOAT _Complex double
+#define M_STRTO_NAN __strtod_nan
 
 /* Machines without a distinct long double type
    alias long double functions to their double
diff --git a/sysdeps/generic/math-type-macros-float.h b/sysdeps/generic/math-type-macros-float.h
index aab88fdfa5..33f51304a1 100644
--- a/sysdeps/generic/math-type-macros-float.h
+++ b/sysdeps/generic/math-type-macros-float.h
@@ -24,6 +24,7 @@
 #define M_SUF(c) c ## f
 #define FLOAT float
 #define CFLOAT _Complex float
+#define M_STRTO_NAN __strtof_nan
 
 /* Standard/GNU macro literals do not exist for the float type.  Use
    the double macro constants.  */
diff --git a/sysdeps/generic/math-type-macros-ldouble.h b/sysdeps/generic/math-type-macros-ldouble.h
index 90773fa578..4f959da05f 100644
--- a/sysdeps/generic/math-type-macros-ldouble.h
+++ b/sysdeps/generic/math-type-macros-ldouble.h
@@ -25,6 +25,7 @@
 #define M_SUF(c) c ## l
 #define FLOAT long double
 #define CFLOAT _Complex long double
+#define M_STRTO_NAN __strtold_nan
 
 /* Supply the generic macros.  */
 #include <math-type-macros.h>
diff --git a/sysdeps/generic/math-type-macros.h b/sysdeps/generic/math-type-macros.h
index 78b883c877..c2488ec600 100644
--- a/sysdeps/generic/math-type-macros.h
+++ b/sysdeps/generic/math-type-macros.h
@@ -30,6 +30,9 @@
 		i.e expf expl exp.
    FLOAT      - Resolves to the C typename of M_TYPE.
    CFLOAT     - Resolves to the complex typename of M_TYPE.
+   M_STRTO_NAN - Resolves to the internal libc function which
+		converts a string into the appropriate FLOAT nan
+		value.
 
   Optionally, these headers may inject a non-standard
   definition for the following:
diff --git a/sysdeps/ieee754/ldbl-opt/math-type-macros-double.h b/sysdeps/ieee754/ldbl-opt/math-type-macros-double.h
index f627264c18..2569607283 100644
--- a/sysdeps/ieee754/ldbl-opt/math-type-macros-double.h
+++ b/sysdeps/ieee754/ldbl-opt/math-type-macros-double.h
@@ -47,6 +47,7 @@
 #define LDOUBLE_fdiml_libm_version GLIBC_2_1
 #define LDOUBLE_fmaxl_libm_version GLIBC_2_1
 #define LDOUBLE_fminl_libm_version GLIBC_2_1
+#define LDOUBLE_nanl_libm_version GLIBC_2_1
 
 /* Define compat symbols for long double on platforms
    where it was not always a distinct type.  */
diff --git a/sysdeps/ieee754/ldbl-opt/s_nan.c b/sysdeps/ieee754/ldbl-opt/s_nan.c
deleted file mode 100644
index 418aad2076..0000000000
--- a/sysdeps/ieee754/ldbl-opt/s_nan.c
+++ /dev/null
@@ -1,5 +0,0 @@
-#include <math_ldbl_opt.h>
-#include <math/s_nan.c>
-#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
-compat_symbol (libm, __nan, nanl, GLIBC_2_1);
-#endif
diff --git a/sysdeps/ieee754/ldbl-opt/s_nanl.c b/sysdeps/ieee754/ldbl-opt/s_nanl.c
deleted file mode 100644
index 9496e0b5ce..0000000000
--- a/sysdeps/ieee754/ldbl-opt/s_nanl.c
+++ /dev/null
@@ -1,5 +0,0 @@
-#include <math_ldbl_opt.h>
-#undef weak_alias
-#define weak_alias(n,a)
-#include <math/s_nanl.c>
-long_double_symbol (libm, __nanl, nanl);