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From: Eric Botcazou <ebotcazou@libertysurf.fr>
To: ebotcazou@gcc.gnu.org
Cc: gcc-prs@gcc.gnu.org,
Subject: Re: optimization/8697: [IA-64] combine bug
Date: Tue, 18 Feb 2003 17:46:00 -0000 [thread overview]
Message-ID: <20030218174600.23093.qmail@sources.redhat.com> (raw)
The following reply was made to PR optimization/8697; it has been noted by GNATS.
From: Eric Botcazou <ebotcazou@libertysurf.fr>
To: Andreas Schwab <schwab@suse.de>
Cc: gcc-gnats@gcc.gnu.org,
gcc-bugs@gcc.gnu.org,
nobody@gcc.gnu.org
Subject: Re: optimization/8697: [IA-64] combine bug
Date: Tue, 18 Feb 2003 18:33:26 +0100
> Still reproducable with both 3.3 and 3.4 as of today.
Are you sure?
rotate.c.18.life:
(insn 26 75 27 1 0x40188780 (set (reg:SI 349)
(rotate:SI (reg/v:SI 342)
(const_int 16 [0x10]))) 190 {*rotlsi3_internal} (nil)
(expr_list:REG_DEAD (reg/v:SI 342)
(nil)))
(insn 27 26 28 1 0x40188780 (set (reg:DI 350)
(zero_extend:DI (reg:SI 349))) 33 {zero_extendsidi2} (insn_list 26
(nil))
(expr_list:REG_DEAD (reg:SI 349)
(nil)))
rotate.c.19.combine:
(insn 26 75 27 1 0x40188780 (set (reg:SI 349)
(rotate:SI (reg/v:SI 342)
(const_int 16 [0x10]))) 190 {*rotlsi3_internal} (nil)
(expr_list:REG_DEAD (reg/v:SI 342)
(nil)))
(insn 27 26 28 1 0x40188780 (set (reg:DI 350)
(zero_extend:DI (reg:SI 349))) 33 {zero_extendsidi2} (insn_list 26
(nil))
(expr_list:REG_DEAD (reg:SI 349)
(nil)))
rotate.c.33.mach:
(insn 27 96 28 1 0x40188780 (set (reg:DI 121 r38 [350])
(zero_extend:DI (reg:SI 121 r38 [349]))) 33 {zero_extendsidi2}
(insn_list 81 (nil))
(nil))
Using built-in specs.
Configured with: ../configure --target=ia64-linux-gnu --prefix=/usr/local
--enable-languages=c --enable-checking=misc,tree --disable-nls
Thread model: posix
gcc version 3.3 20030214 (prerelease)
--
Eric Botcazou
next reply other threads:[~2003-02-18 17:46 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-18 17:46 Eric Botcazou [this message]
-- strict thread matches above, loose matches on Subject: below --
2003-02-18 20:24 schwab
2003-02-18 20:06 Andreas Schwab
2003-02-18 16:06 Eric Botcazou
2003-02-18 16:00 ebotcazou
2003-02-18 15:56 Andreas Schwab
2003-02-18 13:59 ebotcazou
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