This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/21304] [4.0/4.1 regression] very long compile times with large cpp file from kdebindings
- 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 Jul 2005 23:50:23 -0000
- Subject: [Bug tree-optimization/21304] [4.0/4.1 regression] very long compile times with large cpp file from kdebindings
- References: <20050430195349.21304.olh@suse.de>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-07-23 23:50 -------
For -O0 on the mainline on powerpc-darwin, we have:
parser : 17.61 (14%) usr 11.85 (22%) sys 31.13 (16%) wall 342512 kB (29%) ggc
name lookup : 14.05 (11%) usr 22.61 (42%) sys 37.95 (20%) wall 18474 kB ( 2%) ggc
expand : 19.81 (16%) usr 2.91 ( 5%) sys 23.61 (12%) wall 371057 kB (32%) ggc
global alloc : 17.84 (15%) usr 0.71 ( 1%) sys 20.29 (11%) wall 108491 kB ( 9%) ggc
final : 10.47 ( 9%) usr 3.06 ( 6%) sys 16.27 ( 8%) wall 30424 kB ( 3%) ggc
tree gimplify : 4.29 ( 4%) usr 0.52 ( 1%) sys 5.12 ( 3%) wall 73535 kB ( 6%) ggc
This is also memory hog too. This have a different pattern for OVL as PR 8361 and PR 12850:
4.7 or so.
--
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |memory-hog
Target Milestone|--- |4.0.2
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21304