--- Comment #12 from ubizjak at gmail dot com 2008-01-18 07:12 ---
Part of problems described here is caused by PR 23322.
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ubizjak at gmail dot com changed:
What|Removed |Added
-
--- Comment #11 from hubicka at gcc dot gnu dot org 2008-01-16 16:33
---
Fixed on mainline.
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hubicka at gcc dot gnu dot org changed:
What|Removed |Added
St
--- Comment #10 from hubicka at gcc dot gnu dot org 2008-01-16 16:32
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Subject: Bug 31396
Author: hubicka
Date: Wed Jan 16 16:32:05 2008
New Revision: 131576
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=131576
Log:
PR rtl-optimization/31396
* regstat.c (reg
--- Comment #9 from hubicka at gcc dot gnu dot org 2008-01-12 19:00 ---
Created an attachment (id=14930)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14930&action=view)
tentative fix
I am testing the attached patch. It is obvious that we should use profile
here. The PR is most
--- Comment #8 from ubizjak at gmail dot com 2007-04-04 09:21 ---
The difference is in CALLER_SAVE_PROFITALBLE condition. The pseudo that holds
sum is referenced 6 times. When only one foo() is called, default
CALLER_SAVE_PROFITABLE condition causes RA to allocate call-clobbered registe
--- Comment #7 from ubizjak at gmail dot com 2007-04-04 08:05 ---
This is the minimal test case for this bug:
--cut here--
extern void foo(void);
double *data;
double test()
{
double sum = 123.321;
int i;
for (i=0; i<4; i++)
sum += data[i];
foo();
foo();
return sum;
--- Comment #6 from pinskia at gcc dot gnu dot org 2007-04-03 06:03 ---
(In reply to comment #5)
> Why are you storing to the stack?
The PPC issue is only an issue on the trunk, so I filed PR 31455 for that bug.
But I bet this bug is related to some extend.
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http://gcc.gnu.org/
--- Comment #5 from pinskia at gcc dot gnu dot org 2007-04-03 05:49 ---
The same thing happens on PPC also:
L6:
lfsx f0,r2,r9
addi r2,r2,4
lfd f13,104(r1)
fadd f13,f13,f0
stfd f13,104(r1)
bdnz L6
Why are you storing to the stack? Ok, part
