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authorThomas Schwinge <thomas@codesourcery.com>2012-06-09 18:36:52 +0200
committerThomas Schwinge <thomas@codesourcery.com>2012-06-09 18:36:52 +0200
commit366af02c96eea0a03ccd2fa187819d866ac49ba2 (patch)
treedc33d3527aa16bd63da3405b7c074fea08282e5f /sysdeps/sh/sh4
parent793ea8518ff2df20ecbb3fa1c4158b06b653a535 (diff)
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SH: Do not re-write fpscr after reading it.
Diffstat (limited to 'sysdeps/sh/sh4')
-rw-r--r--sysdeps/sh/sh4/fpu/fegetenv.c5
-rw-r--r--sysdeps/sh/sh4/fpu/fegetexcept.c3
-rw-r--r--sysdeps/sh/sh4/fpu/fesetround.c2
-rw-r--r--sysdeps/sh/sh4/fpu/fraiseexcpt.c2
-rw-r--r--sysdeps/sh/sh4/fpu/ftestexcept.c3
5 files changed, 3 insertions, 12 deletions
diff --git a/sysdeps/sh/sh4/fpu/fegetenv.c b/sysdeps/sh/sh4/fpu/fegetenv.c
index ca7de16285..cb3ca27150 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 a2faaac332..038fe973ca 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 4edf9c5d88..82e13b68ee 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 729e8bf3ec..974f192e15 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 c61af4ce0a..8f0961148f 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;
}