Stepping down as SPU backend maintainer

2010-03-28 Thread Andrew Pinski
Hi, I am stepping down as the spu backend maintainer since Sony removed GNU/Linux (OtherOS) support from their newer PS3 firmware. The main reason is I will no longer have access to a machine to support the target. But really this is also a step backwards for free software support from Sony. T

gcc-4.3-20100328 is now available

2010-03-28 Thread gccadmin
Snapshot gcc-4.3-20100328 is now available on ftp://gcc.gnu.org/pub/gcc/snapshots/4.3-20100328/ and on various mirrors, see http://gcc.gnu.org/mirrors.html for details. This snapshot has been generated from the GCC 4.3 SVN branch with the following options: svn://gcc.gnu.org/svn/gcc/branches

GSoC 2010 Project Idea

2010-03-28 Thread Артем Шинкаров
Hi, I have a project in mind which I'm going to propose to the GCC in terms of Google Summer of Code. My project is not on the list of project ideas (http://gcc.gnu.org/wiki/SummerOfCode) that is why it would be very interesting for me to hear any opinions and maybe even to find a mentor. 1. Pro

how difficult to make UNITS_PER_WORD 1

2010-03-28 Thread Dave Milter
Hello, I try to make estimation of time and efforts to implement support of one CPU in gcc 4.x. The main problem, as can I see, that CPU can only access memory using 32bit word as unit. I try to play with ggx: http://spindazzle.org/ggx/ and force it to work with memory like above mentioined C

Where can I put the optimization of got for arm back end at?

2010-03-28 Thread Carrot Wei
Hi The detailed description of the optimization is at http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43129. This is an ARM specific optimization. This optimization uses one less register (the register hold the GOT base), to get this beneficial the ideal place for it should be before register allocat