nhancement
Priority: P3
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: zoltan at bendor dot com dot au
GCC host triplet: i586-gnu-linux
GCC target triplet: arm-elf-none
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43003
lr
instruction.
--
Summary: Very inefficient code generated
Product: gcc
Version: 4.4.1
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: zolt
ct: gcc
Version: 4.4.0
Status: UNCONFIRMED
Severity: major
Priority: P3
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: zoltan at bendor dot com dot au
GCC host triplet: x86-elf-linux
GCC target triplet: arm-elf-none
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40251
--- Comment #4 from zoltan at bendor dot com dot au 2009-03-15 23:21
---
Subject: Re: Constant propagation in a number
of tree passes does not take into account machine costs.
I have also filed a bug report, 39469, with a much simpler and clearer
test code. Maybe the two should be
--- Comment #1 from zoltan at bendor dot com dot au 2009-03-15 22:51
---
Created an attachment (id=17467)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=17467&action=view)
Demonstrates the constant loading cost problem
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39469
constants cost more than the calculations
Product: gcc
Version: 4.4.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: zoltan at bendor dot com dot
: zoltan at bendor dot com dot au
GCC build triplet: x86-linux-elf
GCC host triplet: x86-linux-elf
GCC target triplet: avr-unknown-elf
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36845
--- Comment #1 from zoltan at bendor dot com dot au 2008-07-15 22:33
---
Created an attachment (id=15915)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=15915&action=view)
Test code to demonstrate the size increase
A short C file that compiles to about 60% larger with
Product: gcc
Version: 4.3.1
Status: UNCONFIRMED
Severity: enhancement
Priority: P3
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: zoltan at bendor dot com dot au
GCC build triplet: x86-elf-linux
k out the exact location/reason/fix of the bug.
Zoltan
--
Summary: On a 64 bit system the generated crosscompiler generates
invalid assembly
Product: gcc
Version: 4.1.0
Status: UNCONFIRMED
Severity: blocker
Prior
--- Additional Comments From zoltan at bendor dot com dot au 2005-09-27
11:30 ---
Subject: A gcc primitive, under special circumstances, can crash the AVR
Additional comment:
The bug can be retired. Atmel confirmed (and the latest AT90CAN128
manual lists it in the errata) that the
--- Additional Comments From zoltan at bendor dot com dot au 2005-09-26
07:42 ---
Subject: A gcc primitive, under special circumstances, can crash the AVR
>
> --- Additional Comments From pinskia at gcc dot gnu dot org 2005-09-23
> 12:56 ---
> Is there
crash
the AVR
Product: gcc
Version: 4.0.1
Status: UNCONFIRMED
Severity: critical
Priority: P2
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: zoltan at bendor dot com dot au
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