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[Bug rtl-optimization/19580] [3.4/4.0 Regression] poor register allocation
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 23 Jan 2005 01:36:58 -0000
- Subject: [Bug rtl-optimization/19580] [3.4/4.0 Regression] poor register allocation
- References: <20050123013419.19580.belyshev@depni.sinp.msu.ru>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-01-23 01:36 -------
Confirmed, only a regression from 3.3.3 which gave the following good code:
.L5:
addl %edi, %ebp
addl %ebp, %esi
addl %esi, %ecx
addl %ecx, %edx
addl %edx, %eax
addl %eax, %edi
decl %ebx
jne .L5
--
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed| |1
Known to fail| |3.4.0 4.0.0
Known to work| |3.3.3
Last reconfirmed|0000-00-00 00:00:00 |2005-01-23 01:36:57
date| |
Target Milestone|--- |3.4.4
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19580