GNU C Library master sources branch, master, updated. glibc-2.15-1161-g366af02

[tschwinge at sourceware dot org]

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http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=366af02c96eea0a03ccd2fa187819d866ac49ba2

commit 366af02c96eea0a03ccd2fa187819d866ac49ba2
Author: Thomas Schwinge <thomas@codesourcery.com>
Date:   Sat Jun 9 18:36:52 2012 +0200

    SH: Do not re-write fpscr after reading it.

diff --git a/ChangeLog b/ChangeLog
index 174fb4a..5a67474 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2012-06-09  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* sysdeps/sh/sh4/fpu/fegetenv.c (fegetenv): Do not re-write fpscr after
+	reading it.
+	* sysdeps/sh/sh4/fpu/fegetexcept.c (fegetexcept): Likewise.
+	* sysdeps/sh/sh4/fpu/ftestexcept.c (fetestexcept): Likewise.
+
 2012-06-09  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
 
 	* sysdeps/unix/sysv/linux/sh/nptl/ld.abilist: New file.
diff --git a/sysdeps/sh/sh4/fpu/fegetenv.c b/sysdeps/sh/sh4/fpu/fegetenv.c
index ca7de16..cb3ca27 100644
--- a/sysdeps/sh/sh4/fpu/fegetenv.c
+++ b/sysdeps/sh/sh4/fpu/fegetenv.c
@@ -1,5 +1,5 @@
 /* Store current floating-point environment.
-   Copyright (C) 1997, 1998, 1999, 2000, 2012 Free Software Foundation, Inc.
+   Copyright (C) 1997-2012 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
@@ -24,9 +24,6 @@ fegetenv (fenv_t *envp)
 {
   fpu_control_t temp;
   _FPU_GETCW (temp);
-  /* When read fpscr, this was initialized.
-     We need to rewrite value of temp. */
-  _FPU_SETCW (temp);
 
   envp->__fpscr = temp;
 
diff --git a/sysdeps/sh/sh4/fpu/fegetexcept.c b/sysdeps/sh/sh4/fpu/fegetexcept.c
index a2faaac..038fe97 100644
--- a/sysdeps/sh/sh4/fpu/fegetexcept.c
+++ b/sysdeps/sh/sh4/fpu/fegetexcept.c
@@ -27,9 +27,6 @@ fegetexcept (void)
 
   /* Get current exceptions.  */
   _FPU_GETCW (temp);
-  /* When read fpscr, this was initialized.
-     We need to rewrite value of temp. */
-  _FPU_SETCW (temp);
 
   return (temp >> 5) & FE_ALL_EXCEPT;
 }
diff --git a/sysdeps/sh/sh4/fpu/fesetround.c b/sysdeps/sh/sh4/fpu/fesetround.c
index 4edf9c5..82e13b6 100644
--- a/sysdeps/sh/sh4/fpu/fesetround.c
+++ b/sysdeps/sh/sh4/fpu/fesetround.c
@@ -1,5 +1,5 @@
 /* Set current rounding direction.
-   Copyright (C) 1998, 2000, 2005, 2012 Free Software Foundation, Inc.
+   Copyright (C) 1998-2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998.
 
diff --git a/sysdeps/sh/sh4/fpu/fraiseexcpt.c b/sysdeps/sh/sh4/fpu/fraiseexcpt.c
index 729e8bf..974f192 100644
--- a/sysdeps/sh/sh4/fpu/fraiseexcpt.c
+++ b/sysdeps/sh/sh4/fpu/fraiseexcpt.c
@@ -1,5 +1,5 @@
 /* Raise given exceptions.
-   Copyright (C) 1997, 1998, 2000, 2002, 2012 Free Software Foundation, Inc.
+   Copyright (C) 1997-2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Nobuhiro Iwamatsu <iwamatsu@nigauri.org>, 2012.
 
diff --git a/sysdeps/sh/sh4/fpu/ftestexcept.c b/sysdeps/sh/sh4/fpu/ftestexcept.c
index c61af4c..8f09611 100644
--- a/sysdeps/sh/sh4/fpu/ftestexcept.c
+++ b/sysdeps/sh/sh4/fpu/ftestexcept.c
@@ -26,9 +26,6 @@ fetestexcept (int excepts)
 
   /* Get current exceptions.  */
   _FPU_GETCW (temp);
-  /* When read fpscr, this was initialized.
-     We need to rewrite value of temp. */
-  _FPU_SETCW (temp);
 
   return temp & excepts & FE_ALL_EXCEPT;
 }

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog                        |    7 +++++++
 sysdeps/sh/sh4/fpu/fegetenv.c    |    5 +----
 sysdeps/sh/sh4/fpu/fegetexcept.c |    3 ---
 sysdeps/sh/sh4/fpu/fesetround.c  |    2 +-
 sysdeps/sh/sh4/fpu/fraiseexcpt.c |    2 +-
 sysdeps/sh/sh4/fpu/ftestexcept.c |    3 ---
 6 files changed, 10 insertions(+), 12 deletions(-)


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