[bug fmodulo-sched/gcc]

[Andrew Pinski]

On Mar 27, 2005, at 8:06 PM, zouq wrote:

> --------------------------------- 源邮件 ---------------------------------
> 主题:   [bug fmodulo-sched/gcc]
> 发件人: "zouq" <zouqiong@ict.ac.cn>
> 日期:   Mon, 三月 28, 2005 8:09 am
> 收件人: gcc-bugs@gnu.gcc.org
> ----------------------------------------------------------------------- 
> ---
>
> 1.i build a cross-compiler for powerpc
> the version of gcc is gcc-4.1-20050306
> ../../source/gcc-4.1-20050306/configure -target=powerpc-unknown-eabi
> -disable-shared --enable-languages=c -prefix=/opt/crosstool-2 -v :
> (reconfigured) ../../source/gcc-4.1-20050306/configure
> -target=powerpc-unknown-eabi -prefix=/opt/crosstool-2/  
> -enable-languages=c -v

This was fixed by:
2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>

         PR middle-end/20177
         * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
         * modulo-sched.c (const_iteration_count): Return on NULL
         pre-header.
         (print_node_sched_params): Return on NULL dump_file.
         (generate_reg_moves): Handle reg-anti dependencies and disregard
         closing branch when generating register moves.
         (sms_schedule): Mark the SMSed block dirty.
         * passes.c (rest_of_handle_sms): Call update_life_info for all
         basic-blocks.
         * testsuite/gcc.dg/20050321-1.c: New test.


-- Pinski