[Vm-dev] VM Maker: CMakeVMMaker-EstebanLorenzano.191.mcz

Esteban Lorenzano estebanlm at gmail.com
Thu Feb 14 18:40:10 UTC 2013


is gcc too 4.6.3 

I wonder why the difference too... another interesting thing is that with -O3 -fno-tree-pre it works anyway (but there is not speed gain, so I returned to -O2 2just in case" :)

Esteban

On Feb 14, 2013, at 5:59 PM, Nicolas Cellier <nicolas.cellier.aka.nice at gmail.com> wrote:

> 
> Interesting that we did not find the same set...
> I presume this is VMMaker-oscog.
> Which gcc --version ?
> 
> Nicolas
> 
> 2013/2/14  <commits at source.squeak.org>:
>> 
>> Esteban Lorenzano uploaded a new version of CMakeVMMaker to project VM Maker:
>> http://source.squeak.org/VMMaker/CMakeVMMaker-EstebanLorenzano.191.mcz
>> 
>> ==================== Summary ====================
>> 
>> Name: CMakeVMMaker-EstebanLorenzano.191
>> Author: EstebanLorenzano
>> Time: 14 February 2013, 5:29:19.952 pm
>> UUID: 9afdec65-270e-443e-b750-d9c9f76624f1
>> Ancestors: CMakeVMMaker-EstebanLorenzano.190
>> 
>> - fixed unix compilation parameters
>> 
>> =============== Diff against CMakeVMMaker-EstebanLorenzano.190 ===============
>> 
>> Item was changed:
>>  ----- Method: CogUnixConfig>>compilerFlagsRelease (in category 'compiler flags') -----
>>  compilerFlagsRelease
>> + "
>> + THIS FLAGS ARE CREASHING COMPILER
>> 
>> + -fschedule-insns2
>> + -fschedule-insns
>> -       ^ '-g0 -O2 -msse2 -D_GNU_SOURCE -DNDEBUG -DITIMER_HEARTBEAT=1
>> -       -DNO_VM_PROFILE=1 -DDEBUGVM=0'
>> 
>> + THIS FLAGS ARE CRASHING VM
>> + -ftree-pre
>> +
>> + THIS FLAGS ARE WORKING
>> + -O1 -fthread-jumps -falign-functions -falign-jumps -falign-loops -falign-labels -fcrossjumping -fcse-follow-jumps -fcse-skip-blocks -fdelete-null-pointer-checks -fdevirtualize -fexpensive-optimizations -fgcse -fgcse-lm -finline-small-functions -findirect-inlining -fipa-sra -foptimize-sibling-calls -fpartial-inlining -fpeephole2 -fregmove -freorder-blocks -frerun-cse-after-loop -fcaller-saves -freorder-functions -fsched-interblock -fsched-spec -fstrict-aliasing -fstrict-overflow  -ftree-switch-conversion -ftree-vrp
>> +
>> + THIS IS LIKE: -O2 -fno-tree-pre
>> + "
>> +
>> +       ^ '-g0 -O2 -fno-tree-pre -msse2 -D_GNU_SOURCE -DNDEBUG -DITIMER_HEARTBEAT=1 -DNO_VM_PROFILE=1 -DDEBUGVM=0'!
>> - !
>> 



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