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Re: [lno] 50% runtime performance regression since yesterday
On Wed, Jun 23, 2004 at 03:45:45PM +0200, Sebastian Pop wrote:
> On Wed, Jun 23, 2004 at 03:26:41PM +0200, Sebastian Pop wrote:
> >
> > Does the following patch fix the optimization regression?
> >
>
> Not yet.
>
Or maybe yes, could you check please?
There is no difference between the code generated by the compiler as
of 2004-06-18 and the version after the patch. The command line for
compiling the testcase was: objdir/gcc/cc1plus -O2 -funroll-loops tramp3d-v3.cpp
$ diff -dup ./20040618/tramp3d-v3.s ./20040623/tramp3d-v3.s
--- ./20040618/tramp3d-v3.s 2004-06-23 10:30:24.000000000 -0400
+++ ./20040623/tramp3d-v3.s 2004-06-23 09:53:11.000000000 -0400
@@ -1028,5 +1028,5 @@ _ZTI11CreateEvent:
_ZTS11CreateEvent:
.string "11CreateEvent"
.globl memmove
- .ident "GCC: (GNU) 3.5-tree-ssa-lno 20040618 (merged 20040612)"
+ .ident "GCC: (GNU) 3.5-tree-ssa-lno 20040623 (merged 20040612)"
.section .note.GNU-stack,"",@progbits