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[PATCH 07/12] ldbl-128ibm-compat: Provide a scalb implementation
- From: Tulio Magno Quites Machado Filho <tuliom at linux dot ibm dot com>
- To: libc-alpha at sourceware dot org
- Cc: joseph at codesourcery dot com
- Date: Tue, 19 Jun 2018 23:04:21 -0300
- Subject: [PATCH 07/12] ldbl-128ibm-compat: Provide a scalb implementation
- References: <20180620020426.20372-1-tuliom@linux.ibm.com>
Reuse the template in order to provide the global symbols
__scalbf128_finite and __scalbieee128.
2018-06-19 Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com>
Gabriel F. T. Gomes <gabriel@inconstante.eti.br>
* sysdeps/ieee754/ldbl-128ibm-compat/Versions: Add
__scalbf128_finite and __scalbieee128.
* sysdeps/ieee754/ldbl-128ibm-compat/e_scalbf128.c: New file.
* sysdeps/ieee754/ldbl-128ibm-compat/w_scalbf128.c: New file.
---
sysdeps/ieee754/ldbl-128ibm-compat/Versions | 2 ++
sysdeps/ieee754/ldbl-128ibm-compat/e_scalbf128.c | 21 ++++++++++++++++++
sysdeps/ieee754/ldbl-128ibm-compat/w_scalbf128.c | 27 ++++++++++++++++++++++++
3 files changed, 50 insertions(+)
create mode 100644 sysdeps/ieee754/ldbl-128ibm-compat/e_scalbf128.c
create mode 100644 sysdeps/ieee754/ldbl-128ibm-compat/w_scalbf128.c
diff --git a/sysdeps/ieee754/ldbl-128ibm-compat/Versions b/sysdeps/ieee754/ldbl-128ibm-compat/Versions
index 322041132e..6496bd9187 100644
--- a/sysdeps/ieee754/ldbl-128ibm-compat/Versions
+++ b/sysdeps/ieee754/ldbl-128ibm-compat/Versions
@@ -90,6 +90,8 @@ libm {
__rintieee128;
__roundevenieee128;
__roundieee128;
+ __scalbf128_finite;
+ __scalbieee128;
__scalblnieee128;
__scalbnieee128;
__setpayloadieee128;
diff --git a/sysdeps/ieee754/ldbl-128ibm-compat/e_scalbf128.c b/sysdeps/ieee754/ldbl-128ibm-compat/e_scalbf128.c
new file mode 100644
index 0000000000..355be95996
--- /dev/null
+++ b/sysdeps/ieee754/ldbl-128ibm-compat/e_scalbf128.c
@@ -0,0 +1,21 @@
+/* Get mantissa of long double.
+ Copyright (C) 2018 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-type-macros-float128.h>
+
+#include <math/e_scalb_template.c>
diff --git a/sysdeps/ieee754/ldbl-128ibm-compat/w_scalbf128.c b/sysdeps/ieee754/ldbl-128ibm-compat/w_scalbf128.c
new file mode 100644
index 0000000000..4094fbfb19
--- /dev/null
+++ b/sysdeps/ieee754/ldbl-128ibm-compat/w_scalbf128.c
@@ -0,0 +1,27 @@
+/* Get mantissa of long double.
+ Copyright (C) 2018 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 <float128_private.h>
+#include <math-type-macros-float128.h>
+
+#undef declare_mgen_alias
+#define declare_mgen_alias(a,b)
+#define __ieee754_scalbl __ieee754_scalbf128
+#include <w_scalb_template.c>
+
+libm_alias_float128_other_r_ldbl (__scalb, scalb,)
--
2.14.4