Displaying 14 results from an estimated 14 matches for "lugato".
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2007 Feb 14
2
[LLVMdev] Unused malloc/free don't get optimized
...there's something wrong in the way i
use the opt command. How can i tell him to optimize at best, whitout
specifing each pass? I'm not using c/c++ frontend, just the assembler.
Thanks in advance
On 2/14/07, Chris Lattner <sabre at nondot.org> wrote:
> On Tue, 13 Feb 2007, Nicola Lugato wrote:
> > Hi, i have some code that allocate some memory, store the pointer to a
> > variable, read it back and deallocates it, like this:
>
> ok
>
> > i expected the optimized to remove everything, but after running it
> > the code i get is:
> >
> > in...
2007 Feb 14
0
[LLVMdev] Unused malloc/free don't get optimized
Hi Nicola,
On Wed, 2007-02-14 at 18:54 +0100, Nicola Lugato wrote:
> I've made some other test and it looks like it don't remove even
> simple malloc/free couple. Maybe there's something wrong in the way i
> use the opt command.
No, there's not. LLVM doesn't provide the transform you want. As Chris
mentioned, if you open a Bugz...
2005 Aug 27
0
[LLVMdev] Mapping of class derivated and interfaces
On Thu, 25 Aug 2005, Nicola Lugato wrote:
> Another question:
> What's the best way in general to implement interfaces (like java ones
> for example)? Any hint ? I'm just in the dark with this.
Along with what the others said, you might find these notes useful:
http://nondot.org/sabre/LLVMNotes/MSILObjectModel1.txt...
2007 Feb 14
0
[LLVMdev] Unused malloc/free don't get optimized
On Tue, 13 Feb 2007, Nicola Lugato wrote:
> Hi, i have some code that allocate some memory, store the pointer to a
> variable, read it back and deallocates it, like this:
ok
> i expected the optimized to remove everything, but after running it
> the code i get is:
>
> int %main(int %argc, ubyte** %argv) {
> %...
2007 Feb 13
2
[LLVMdev] Unused malloc/free don't get optimized
Hi, i have some code that allocate some memory, store the pointer to a
variable, read it back and deallocates it, like this:
int %main(int %argc, ubyte** %argv)
{
%c_19 = alloca ubyte*
%malloc_206 = malloc ubyte, uint 10
store ubyte* %malloc_206, ubyte** %c_19
%tmp_207 = load ubyte** %c_19
free ubyte* %tmp_207
ret int 0
}
i expected the optimized to remove everything, but after running it
the
2005 Aug 26
0
[LLVMdev] Mapping of class derivated and interfaces
On Fri, 2005-08-26 at 09:24 +0200, Nicola Lugato wrote:
> > In any case when you
> > want to obtain a base pointer to a "derived" object (where derivation
> > is implemented as you showed - with nesting) it's simply a matter of
> > using getelementptr to obtain a pointer to the nested base object and
> >...
2007 Jun 07
0
[LLVMdev] libc dependencies, code generation questions
Hi Jonas. I'm very interested in an llvm backend for freepascal. Could you
give some more details?
Is there already something to try and test? Will the code be avaiable on
svn?
Thanks, Nicola
On 6/7/07, Jonas Maebe <jonas.maebe at elis.ugent.be> wrote:
>
> Hello,
>
> I'm looking into creating an llvm backend for the Free Pascal
> Compiler
2005 Aug 25
5
[LLVMdev] Mapping of class derivated and interfaces
Hi! i'm tring to figure out how classes and dependencies can be mapped to llvm.
I've read on docs that nesting can be used:
class base { int Y; };
class derived : base { short Z; };
becomes:
%base = type { int }
%derived = type { %base, short }
That's ok, but now the question is: how do i encode a function that
takes "base" type so that it also takes "derived"
2007 Feb 17
2
[LLVMdev] Unused malloc/free don't get optimized
Reid Spencer wrote:
> On Wed, 2007-02-14 at 18:54 +0100, Nicola Lugato wrote:
>
>>I've made some other test and it looks like it don't remove even
>>simple malloc/free couple. Maybe there's something wrong in the way i
>>use the opt command.
>
> No, there's not. LLVM doesn't provide the transform you want. As Chris
>...
2007 Apr 13
0
[LLVMdev] "Name that compiler"
I don't like very much mithology or fantasy names. A portmanteau is
more professional (even if it sounds funny).
For now IMHO the best proposal is Omnipiler and OmniC, even if the
last one reminds too much of C. Maybe Omnic (with the lowercase c), or
Omnip are better. Simple, elegant and somehow reminds of something
technological (to me at least :P).
So my idea is to list some key words and
2007 Apr 13
4
[LLVMdev] "Name that compiler"
me22 wrote:
> One of the nicer project names I've seen recently is Alexandria, for a
> book database program ( http://alexandria.rubyforge.org/ ). It
> unfortunately fails the searchability test, but does brilliantly at
> reminding you what it is.
Along these lines, is there any mythical characters or historical persons which are associated with translation (which
is the primary
2005 Aug 26
3
[LLVMdev] Mapping of class derivated and interfaces
> In any case when you
> want to obtain a base pointer to a "derived" object (where derivation
> is implemented as you showed - with nesting) it's simply a matter of
> using getelementptr to obtain a pointer to the nested base object and
> using that.
Umm ok, but i've the strange feeling that i'm missing something..
First a simple question: getelementptr with
2007 Jun 07
5
[LLVMdev] libc dependencies, code generation questions
Hello,
I'm looking into creating an llvm backend for the Free Pascal
Compiler (<http://www.freepascal.org>). After reading a bit through
the documentation and looking at some code generated by llvm-gcc, I
have a couple of questions:
1) is there a way to specify ranges in the switch statement? Pascal
supports switch statements (called "case" statements there) which
2007 Feb 01
0
[LLVMdev] Good book for backend implementation?
try here:
http://sourceforge.net/projects/inger
this project have a ebook (Compiler Construction: A Practical
Approach) that covers some backend code generation techniques.
On 2/1/07, Seung Jae Lee <lee225 at uiuc.edu> wrote:
> Can you recommend any good book or reference for backend implementation? I skimmed some compiler books but it seemed to be more about front-end, parsing,