Re: GCC freezing for a Multiply Chain

2010-02-16 Thread Dominique Dhumieres
I wonder if this is not pr41043. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41043 Dominique

RE: GCC freezing for a Multiply Chain

2010-02-15 Thread Ian Bolton
Hi Balaji. If you have access to GCC source and are willing to change it, there is a way to turn off IRA (the Integrated Register Allocator) and just use a "fast allocation" algorithm that otherwise only gets used for -O0. Should IRA be the issue, this may be a workaround for you in the short-ter

Re: GCC freezing for a Multiply Chain

2010-02-15 Thread Basile STARYNKEVITCH
balaji.i...@gtri.gatech.edu wrote: Hello Everyone, I am creating a benchmark, where I have a following code: x1 = a * b x2 = x1 * a; x3 = x1* x2; x4 = x2 * x3; x5 = x3 * x4; x6 = x5 * x6; . . . . . . x1000 = x999 * x998; When I do this, and compile us