Re: Problem with extremely large procedures and 64-bit code

2015-02-09 Thread H.J. Lu
On Mon, Feb 9, 2015 at 11:11 AM, Ricardo Telichevesky wrote: > Hello Renato, thanks for your reply, sorry about the confusion with > compilers - since there is a "clang" in the mac, I thought gcc was gcc.. > After your suggestion, I modified the code, and installed a bona fide gcc > compiler in th

Re: Problem with extremely large procedures and 64-bit code

2015-02-09 Thread Ricardo Telichevesky
Hello Renato, thanks for your reply, sorry about the confusion with compilers - since there is a "clang" in the mac, I thought gcc was gcc.. After your suggestion, I modified the code, and installed a bona fide gcc compiler in the Mac I got more data that is kind of interesting, wanted to share

Re: Problem with extremely large procedures and 64-bit code

2015-01-23 Thread Renato Golin
On 23 January 2015 at 16:07, Ricardo Telichevesky wrote: > gcc: Apple LLVM version 5.1 (clang-503.0.40) (based on LLVM 3.4svn) - don't > know what that means expected a number like 4.2.1 or something like that, > 2.53 GHz Intel Core 2 Duo Hi Ricardo, This is not gcc at all, it's Clang+LLVM. :/

Re: Problem with extremely large procedures and 64-bit code

2015-01-23 Thread Ricardo Telichevesky
Thanks Richard for your input, much appreciated. I followed up on your suggestions; unfortunately the -Wdisabled-optimization option you suggested did not cause any warnings. Still trying one by one the --params options without success. I got a new hint, though, running the same examples on a

Re: Problem with extremely large procedures and 64-bit code

2015-01-20 Thread Richard Biener
On Tue, Jan 20, 2015 at 4:57 AM, Ricardo Telichevesky wrote: > Hi, > > I have a strange problem with extremely large procedures when generating > 64-bit code > I am using gcc 4.9.2 on RHEL6.3 on a 64-thread 4-socket Xeon E7 4820 with > 256GB of memory. No avx extensions, using sse option whe

Problem with extremely large procedures and 64-bit code

2015-01-19 Thread Ricardo Telichevesky
Hi, I have a strange problem with extremely large procedures when generating 64-bit code I am using gcc 4.9.2 on RHEL6.3 on a 64-thread 4-socket Xeon E7 4820 with 256GB of memory. No avx extensions, using sse option when building the compiler. This particular code is serial. I made measure