* [Bug math/16918] [arm] feupdateenv (FE_NOMASK_ENV) should check for failure
2014-05-06 22:36 [Bug math/16918] New: [arm] feupdateenv (FE_NOMASK_ENV) should check for failure jsm28 at gcc dot gnu.org
@ 2014-06-12 19:23 ` fweimer at redhat dot com
2014-06-24 13:59 ` cvs-commit at gcc dot gnu.org
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From: fweimer at redhat dot com @ 2014-06-12 19:23 UTC (permalink / raw)
To: glibc-bugs
https://sourceware.org/bugzilla/show_bug.cgi?id=16918
Florian Weimer <fweimer at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Flags| |security-
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2014-05-06 22:36 [Bug math/16918] New: [arm] feupdateenv (FE_NOMASK_ENV) should check for failure jsm28 at gcc dot gnu.org
2014-06-12 19:23 ` [Bug math/16918] " fweimer at redhat dot com
@ 2014-06-24 13:59 ` cvs-commit at gcc dot gnu.org
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From: cvs-commit at gcc dot gnu.org @ 2014-06-24 13:59 UTC (permalink / raw)
To: glibc-bugs
https://sourceware.org/bugzilla/show_bug.cgi?id=16918
--- Comment #1 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> ---
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https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=db59bad394ef61bf6d6ef7916012f2a09d0b3d11
commit db59bad394ef61bf6d6ef7916012f2a09d0b3d11
Author: Wilco <wdijkstr@arm.com>
Date: Tue Jun 24 13:53:04 2014 +0000
Rewrite feupdateenv
This patch rewrites feupdateenv to improve performance by avoiding
unnecessary FPSCR reads/writes. It fixes bug 16918 by passing the
correct return value.
2014-06-24 Wilco <wdijkstr@arm.com>
[BZ #16918]
* sysdeps/arm/feupdateenv.c (feupdateenv):
Rewrite to reduce FPSCR accesses and fix return value.
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 6 ++++++
sysdeps/arm/feupdateenv.c | 44 ++++++++++++++++++++++++++++++++++++++------
2 files changed, 44 insertions(+), 6 deletions(-)
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2014-05-06 22:36 [Bug math/16918] New: [arm] feupdateenv (FE_NOMASK_ENV) should check for failure jsm28 at gcc dot gnu.org
2014-06-12 19:23 ` [Bug math/16918] " fweimer at redhat dot com
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To: glibc-bugs
https://sourceware.org/bugzilla/show_bug.cgi?id=16918
--- Comment #2 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> ---
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https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=b8c005732e1f799ffcd522d83aa2a826b6248752
commit b8c005732e1f799ffcd522d83aa2a826b6248752
Author: Wilco <wdijkstr@arm.com>
Date: Tue Jun 24 15:05:23 2014 +0000
Optimize fesetenv
Improve fesetenv to use an optimized implementation similar to
feupdateenv.
2014-06-24 Wilco <wdijkstr@arm.com>
* sysdeps/arm/fesetenv.c (fesetenv): Optimize implementation.
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=b5570d92d6bb6ba9c25ac6ed77ba170dd7f4acd3
commit b5570d92d6bb6ba9c25ac6ed77ba170dd7f4acd3
Author: Wilco <wdijkstr@arm.com>
Date: Tue Jun 24 15:02:51 2014 +0000
Add _FPU_MASK_RM and use it instead of FE_TOWARDZERO.
2014-06-24 Wilco <wdijkstr@arm.com>
* sysdeps/arm/fpu_control.h (_FPU_MASK_RM): Define.
* sysdeps/arm/fenv_private.h (libc_fesetround_vfp)
(libc_feholdexcept_setround_vfp) (libc_feholdsetround_vfp)
(libc_feresetround_vfp) (libc_feholdsetround_vfp_ctx)
(libc_feresetround_vfp_ctx): Use _FPU_MASK_RM.
* sysdeps/arm/fesetround.c (fesetround): Use _FPU_MASK_RM.
* sysdeps/arm/get-rounding-mode.h (get_rounding_mode):
Use _FPU_MASK_RM.
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=947bdca24d1ada7e83cf266213dba02c99d035a5
commit 947bdca24d1ada7e83cf266213dba02c99d035a5
Author: Wilco <wdijkstr@arm.com>
Date: Tue Jun 24 15:00:01 2014 +0000
Remove an unused include.
2014-06-24 Wilco <wdijkstr@arm.com>
* sysdeps/arm/fsetexcptflg.c (fesetexceptflag): Remove unused include.
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=00f669edb8c447cbe4e73d8067abd3146c5c312b
commit 00f669edb8c447cbe4e73d8067abd3146c5c312b
Author: Wilco <wdijkstr@arm.com>
Date: Tue Jun 24 14:57:32 2014 +0000
Cleanup fenv implementation
Remove some spaces before libm_hidden_def.
2014-06-24 Wilco <wdijkstr@arm.com>
* sysdeps/arm/feholdexcpt.c (feholdexcept): Remove space.
* sysdeps/arm/fesetenv.c (fesetenv): Remove space.
* sysdeps/arm/fesetround.c (fesetround): Remove space.
* sysdeps/arm/fraiseexcpt.c (feraiseexcept): Remove space.
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=222b787a6fd36601f5c5d22378176798327fcf31
commit 222b787a6fd36601f5c5d22378176798327fcf31
Author: Wilco <wdijkstr@arm.com>
Date: Tue Jun 24 14:48:05 2014 +0000
Add bug 16918 to NEWS.
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 30 ++++++++++++++++++++++++++++++
NEWS | 11 ++++++++---
sysdeps/arm/feholdexcpt.c | 1 -
sysdeps/arm/fenv_private.h | 16 ++++++++--------
sysdeps/arm/fesetenv.c | 36 ++++++++++++++++++++----------------
sysdeps/arm/fesetround.c | 4 +---
sysdeps/arm/fpu_control.h | 4 ++--
sysdeps/arm/fraiseexcpt.c | 1 -
sysdeps/arm/fsetexcptflg.c | 1 -
sysdeps/arm/get-rounding-mode.h | 2 +-
10 files changed, 70 insertions(+), 36 deletions(-)
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2014-05-06 22:36 [Bug math/16918] New: [arm] feupdateenv (FE_NOMASK_ENV) should check for failure jsm28 at gcc dot gnu.org
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From: cvs-commit at gcc dot gnu.org @ 2014-06-24 15:29 UTC (permalink / raw)
To: glibc-bugs
https://sourceware.org/bugzilla/show_bug.cgi?id=16918
--- Comment #3 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> ---
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commit 56046ce63717cc16e0cabe135e721b82596955fe
Author: Marcus Shawcroft <marcus.shawcroft@arm.com>
Date: Tue Jun 24 16:28:06 2014 +0100
Revert "Add bug 16918 to NEWS."
This reverts commit 222b787a6fd36601f5c5d22378176798327fcf31.
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 4 ----
NEWS | 11 +++--------
2 files changed, 3 insertions(+), 12 deletions(-)
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2014-05-06 22:36 [Bug math/16918] New: [arm] feupdateenv (FE_NOMASK_ENV) should check for failure jsm28 at gcc dot gnu.org
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From: cvs-commit at gcc dot gnu.org @ 2014-06-24 15:42 UTC (permalink / raw)
To: glibc-bugs
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--- Comment #4 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> ---
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commit c0a4ed7799372c606c5b9aa0d4d84e3867fd09a5
Author: Wilco <wdijkstr@arm.com>
Date: Tue Jun 24 15:40:29 2014 +0000
Add bug 16918 to NEWS.
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 4 ++++
NEWS | 7 ++++---
2 files changed, 8 insertions(+), 3 deletions(-)
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From: wdijkstr at arm dot com @ 2014-06-24 15:47 UTC (permalink / raw)
To: glibc-bugs
https://sourceware.org/bugzilla/show_bug.cgi?id=16918
Wilco <wdijkstr at arm dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
CC| |wdijkstr at arm dot com
Resolution|--- |FIXED
Target Milestone|--- |2.20
--- Comment #5 from Wilco <wdijkstr at arm dot com> ---
Fixed for 2.20 by commit db59bad394ef61bf6d6ef7916012f2a09d0b3d11.
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