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* optimization/8746
@ 2003-03-25 10:36 ebotcazou
0 siblings, 0 replies; 4+ messages in thread
From: ebotcazou @ 2003-03-25 10:36 UTC (permalink / raw)
To: ebotcazou; +Cc: gcc-prs
The following reply was made to PR optimization/8746; it has been noted by GNATS.
From: ebotcazou@gcc.gnu.org
To: gcc-gnats@gcc.gnu.org
Cc:
Subject: optimization/8746
Date: 25 Mar 2003 10:18:48 -0000
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: ebotcazou@gcc.gnu.org 2003-03-25 10:18:47
Modified files:
gcc : ChangeLog
gcc/config/i386: i386.md
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.dg: i386-signbit-1.c i386-signbit-2.c
i386-signbit-3.c
Log message:
PR optimization/8746
* config/i386/i386.md (and promoting splitters): Disable HImode to
SImode promoting when the sign bit matters and is not preserved, or
when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
for size.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.17209&r2=1.17210
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.md.diff?cvsroot=gcc&r1=1.451&r2=1.452
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.2538&r2=1.2539
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/i386-signbit-1.c.diff?cvsroot=gcc&r1=1.1&r2=1.2
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/i386-signbit-2.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/i386-signbit-3.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
^ permalink raw reply [flat|nested] 4+ messages in thread
* optimization/8746
@ 2003-03-25 11:23 ebotcazou
0 siblings, 0 replies; 4+ messages in thread
From: ebotcazou @ 2003-03-25 11:23 UTC (permalink / raw)
To: ebotcazou; +Cc: gcc-prs
The following reply was made to PR optimization/8746; it has been noted by GNATS.
From: ebotcazou@gcc.gnu.org
To: gcc-gnats@gcc.gnu.org
Cc:
Subject: optimization/8746
Date: 25 Mar 2003 10:42:14 -0000
CVSROOT: /cvs/gcc
Module name: gcc
Branch: gcc-3_2-branch
Changes by: ebotcazou@gcc.gnu.org 2003-03-25 10:42:14
Modified files:
gcc : ChangeLog
gcc/config/i386: i386.md
gcc/testsuite : ChangeLog
gcc/testsuite/gcc.dg: i386-signbit-1.c
Added files:
gcc/testsuite/gcc.dg: i386-signbit-2.c i386-signbit-3.c
Log message:
PR optimization/8746
* config/i386/i386.md (and promoting splitters): Disable HImode to
SImode promoting when the sign bit matters and is not preserved.
Disable promoting when optimizing for size.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.13152.2.657.2.277&r2=1.13152.2.657.2.278
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.md.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.339.2.13.2.9&r2=1.339.2.13.2.10
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.1672.2.166.2.116&r2=1.1672.2.166.2.117
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/i386-signbit-2.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=NONE&r2=1.1.4.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/i386-signbit-3.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=NONE&r2=1.1.4.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/i386-signbit-1.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.1.2.1&r2=1.1.2.2
^ permalink raw reply [flat|nested] 4+ messages in thread
* optimization/8746
@ 2003-03-25 10:46 ebotcazou
0 siblings, 0 replies; 4+ messages in thread
From: ebotcazou @ 2003-03-25 10:46 UTC (permalink / raw)
To: ebotcazou; +Cc: gcc-prs
The following reply was made to PR optimization/8746; it has been noted by GNATS.
From: ebotcazou@gcc.gnu.org
To: gcc-gnats@gcc.gnu.org
Cc:
Subject: optimization/8746
Date: 25 Mar 2003 10:30:30 -0000
CVSROOT: /cvs/gcc
Module name: gcc
Branch: gcc-3_3-branch
Changes by: ebotcazou@gcc.gnu.org 2003-03-25 10:30:30
Modified files:
gcc : ChangeLog
gcc/config/i386: i386.md
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.dg: i386-signbit-1.c i386-signbit-2.c
i386-signbit-3.c
Log message:
PR optimization/8746
* config/i386/i386.md (and promoting splitters): Disable HImode to
SImode promoting when the sign bit matters and is not preserved, or
when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
for size.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=1.16114.2.359&r2=1.16114.2.360
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.md.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=1.404.2.12&r2=1.404.2.13
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=1.2261.2.119&r2=1.2261.2.120
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/i386-signbit-1.c.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=NONE&r2=1.2.2.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/i386-signbit-2.c.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=NONE&r2=1.1.2.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/i386-signbit-3.c.diff?cvsroot=gcc&only_with_tag=gcc-3_3-branch&r1=NONE&r2=1.1.2.1
^ permalink raw reply [flat|nested] 4+ messages in thread
* optimization/8746
@ 2003-03-19 19:56 ebotcazou
0 siblings, 0 replies; 4+ messages in thread
From: ebotcazou @ 2003-03-19 19:56 UTC (permalink / raw)
To: ebotcazou; +Cc: gcc-prs
The following reply was made to PR optimization/8746; it has been noted by GNATS.
From: ebotcazou@gcc.gnu.org
To: gcc-gnats@gcc.gnu.org
Cc:
Subject: optimization/8746
Date: 19 Mar 2003 19:54:27 -0000
CVSROOT: /cvs/gcc
Module name: gcc
Branch: gcc-3_2-branch
Changes by: ebotcazou@gcc.gnu.org 2003-03-19 19:54:27
Modified files:
gcc : ChangeLog
gcc/config/i386: i386.md
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.dg: i386-signbit-1.c
Log message:
PR optimization/8746
Backport from mainline:
Thu Jun 6 23:14:46 CEST 2002 Jan Hubicka<jh@suse.cz>
* i386.md (and promoting splitters): Disable QI to SImode promoting
when doing so changes immediate to be 32bit.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.13152.2.657.2.268&r2=1.13152.2.657.2.269
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.md.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.339.2.13.2.8&r2=1.339.2.13.2.9
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.1672.2.166.2.113&r2=1.1672.2.166.2.114
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/i386-signbit-1.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=NONE&r2=1.1.2.1
^ permalink raw reply [flat|nested] 4+ messages in thread
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