This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug inline-asm/15228] [3.3/3.4/3.5 Regression] useless copies of floating point operands
- 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: 30 Apr 2004 15:57:10 -0000
- Subject: [Bug inline-asm/15228] [3.3/3.4/3.5 Regression] useless copies of floating point operands
- References: <20040430154152.15228.sylvain.pion@sophia.inria.fr>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-04-30 15:57 -------
Note before 3.3 and after 2.95.3, the following sequence was used to copy the FP:
subl $12, %esp
movl 16(%esp), %edx
movl 20(%esp), %ecx
movl %edx, (%esp)
movl %ecx, 4(%esp)
Confirmed as a regression.
--
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed| |1
Keywords| |pessimizes-code
Known to fail| |3.0.4 3.2.3 3.3.3 3.4.0
| |3.5.0
Known to work| |2.95.3
Last reconfirmed|0000-00-00 00:00:00 |2004-04-30 15:57:08
date| |
Summary|useless copies of floating |[3.3/3.4/3.5 Regression]
|point operands |useless copies of floating
| |point operands
Target Milestone|--- |3.3.4
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15228