[PATCH v4 1/2] math: redirect roundeven function

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From: Shen-Ta Hsieh via Libc-alpha <libc-alpha@sourceware.org>
To: libc-alpha@sourceware.org
Cc: Shen-Ta Hsieh <ibmibmibm.tw@gmail.com>
Subject: [PATCH v4 1/2] math: redirect roundeven function
Date: Sat,  2 May 2020 23:02:43 +0800	[thread overview]
Message-ID: <20200502150243.1347705-1-ibmibmibm.tw@gmail.com> (raw)
In-Reply-To: <alpine.DEB.2.21.2003272324370.5132@digraph.polyomino.org.uk>

This patch redirect roundeven function for futhermore changes.
---
 include/math.h                                   | 2 +-
 sysdeps/ieee754/dbl-64/s_roundeven.c             | 4 +++-
 sysdeps/ieee754/dbl-64/wordsize-64/s_roundeven.c | 4 +++-
 sysdeps/ieee754/float128/s_roundevenf128.c       | 1 +
 sysdeps/ieee754/flt-32/s_roundevenf.c            | 3 +++
 sysdeps/ieee754/ldbl-128/s_roundevenl.c          | 1 +
 sysdeps/ieee754/ldbl-96/s_roundevenl.c           | 1 +
 7 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/include/math.h b/include/math.h
index 3979c47400..77d9c33045 100644
--- a/include/math.h
+++ b/include/math.h
@@ -39,7 +39,6 @@ libm_hidden_proto (__issignaling)
 libm_hidden_proto (__issignalingf)
 libm_hidden_proto (__exp)
 libm_hidden_proto (__expf)
-libm_hidden_proto (__roundeven)
 
 #  if !defined __NO_LONG_DOUBLE_MATH \
       && __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0
@@ -160,6 +159,7 @@ fabsf128 (_Float128 x)
 MATH_REDIRECT (sqrt, "__ieee754_", MATH_REDIRECT_UNARY_ARGS)
 MATH_REDIRECT (ceil, "__", MATH_REDIRECT_UNARY_ARGS)
 MATH_REDIRECT (floor, "__", MATH_REDIRECT_UNARY_ARGS)
+MATH_REDIRECT (roundeven, "__", MATH_REDIRECT_UNARY_ARGS)
 MATH_REDIRECT (rint, "__", MATH_REDIRECT_UNARY_ARGS)
 MATH_REDIRECT (trunc, "__", MATH_REDIRECT_UNARY_ARGS)
 MATH_REDIRECT (round, "__", MATH_REDIRECT_UNARY_ARGS)
diff --git a/sysdeps/ieee754/dbl-64/s_roundeven.c b/sysdeps/ieee754/dbl-64/s_roundeven.c
index ac8c64e229..e5cd3e71b5 100644
--- a/sysdeps/ieee754/dbl-64/s_roundeven.c
+++ b/sysdeps/ieee754/dbl-64/s_roundeven.c
@@ -17,6 +17,7 @@
    License along with the GNU C Library; if not, see
    <https://www.gnu.org/licenses/>.  */
 
+#define NO_MATH_REDIRECT
 #include <math.h>
 #include <math_private.h>
 #include <libm-alias-double.h>
@@ -101,5 +102,6 @@ __roundeven (double x)
   INSERT_WORDS (x, hx, lx);
   return x;
 }
-hidden_def (__roundeven)
+#ifndef __roundeven
 libm_alias_double (__roundeven, roundeven)
+#endif
diff --git a/sysdeps/ieee754/dbl-64/wordsize-64/s_roundeven.c b/sysdeps/ieee754/dbl-64/wordsize-64/s_roundeven.c
index 47dca5f000..279883fed3 100644
--- a/sysdeps/ieee754/dbl-64/wordsize-64/s_roundeven.c
+++ b/sysdeps/ieee754/dbl-64/wordsize-64/s_roundeven.c
@@ -17,6 +17,7 @@
    License along with the GNU C Library; if not, see
    <https://www.gnu.org/licenses/>.  */
 
+#define NO_MATH_REDIRECT
 #include <math.h>
 #include <math_private.h>
 #include <libm-alias-double.h>
@@ -67,5 +68,6 @@ __roundeven (double x)
   INSERT_WORDS64 (x, ix);
   return x;
 }
-hidden_def (__roundeven)
+#ifndef __roundeven
 libm_alias_double (__roundeven, roundeven)
+#endif
diff --git a/sysdeps/ieee754/float128/s_roundevenf128.c b/sysdeps/ieee754/float128/s_roundevenf128.c
index 5a9b3f395f..e0faf727f6 100644
--- a/sysdeps/ieee754/float128/s_roundevenf128.c
+++ b/sysdeps/ieee754/float128/s_roundevenf128.c
@@ -1,2 +1,3 @@
+#define NO_MATH_REDIRECT
 #include <float128_private.h>
 #include "../ldbl-128/s_roundevenl.c"
diff --git a/sysdeps/ieee754/flt-32/s_roundevenf.c b/sysdeps/ieee754/flt-32/s_roundevenf.c
index 0d7f5eb4eb..22adfce6da 100644
--- a/sysdeps/ieee754/flt-32/s_roundevenf.c
+++ b/sysdeps/ieee754/flt-32/s_roundevenf.c
@@ -17,6 +17,7 @@
    License along with the GNU C Library; if not, see
    <https://www.gnu.org/licenses/>.  */
 
+#define NO_MATH_REDIRECT
 #include <math.h>
 #include <math_private.h>
 #include <libm-alias-float.h>
@@ -67,4 +68,6 @@ __roundevenf (float x)
   SET_FLOAT_WORD (x, ix);
   return x;
 }
+#ifndef __roundevenf
 libm_alias_float (__roundeven, roundeven)
+#endif
diff --git a/sysdeps/ieee754/ldbl-128/s_roundevenl.c b/sysdeps/ieee754/ldbl-128/s_roundevenl.c
index 61b8a377f0..9f4b57bf27 100644
--- a/sysdeps/ieee754/ldbl-128/s_roundevenl.c
+++ b/sysdeps/ieee754/ldbl-128/s_roundevenl.c
@@ -17,6 +17,7 @@
    License along with the GNU C Library; if not, see
    <https://www.gnu.org/licenses/>.  */
 
+#define NO_MATH_REDIRECT
 #include <math.h>
 #include <math_private.h>
 #include <libm-alias-ldouble.h>
diff --git a/sysdeps/ieee754/ldbl-96/s_roundevenl.c b/sysdeps/ieee754/ldbl-96/s_roundevenl.c
index 62a9ac38fd..15c990904f 100644
--- a/sysdeps/ieee754/ldbl-96/s_roundevenl.c
+++ b/sysdeps/ieee754/ldbl-96/s_roundevenl.c
@@ -17,6 +17,7 @@
    License along with the GNU C Library; if not, see
    <https://www.gnu.org/licenses/>.  */
 
+#define NO_MATH_REDIRECT
 #include <math.h>
 #include <math_private.h>
 #include <libm-alias-ldouble.h>
-- 
2.26.1

next prev parent reply	other threads:[~2020-05-02 15:04 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-05 17:23 [PATCH] Add benchtests for roundeven and roundevenf Shen-Ta Hsieh
2020-03-27 23:25 ` Joseph Myers
2020-05-02 15:02   ` Shen-Ta Hsieh via Libc-alpha [this message]
2020-05-02 15:02   ` [PATCH v4 2/2] x86_64: roundeven with sse4.1 support Shen-Ta Hsieh via Libc-alpha
2020-05-28 12:05     ` H.J. Lu via Libc-alpha
2020-05-28 12:22       ` Florian Weimer via Libc-alpha
2020-05-28 12:31         ` H.J. Lu via Libc-alpha
2020-05-29  8:48           ` Cui, Lili via Libc-alpha
2020-05-29 11:29             ` H.J. Lu via Libc-alpha
2020-06-01  1:28               ` Cui, Lili via Libc-alpha
2020-06-01  2:04                 ` H.J. Lu via Libc-alpha

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