search for: xitek

Displaying 6 results from an estimated 6 matches for "xitek".

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2013 Oct 30
2
[LLVMdev] [Propose] Add address-taken bit to GlobalVariable for disambiguation purpose
...ity. It's interesting that recently, many EE magazine (circuit cellar, Elector, EE times) are discussing buggy SW kill people. I remember some posts complaining that some buggy program have amazingly large # of global variables. I can find one post in Chinese website: http://forum.xitek.com/thread-1226816-5-1-1.html The 1st post says, "a program has 11000 global variables"! As to "Can you provide this data"? My answer is no, and I will not to implement the analysis which perform on-the-fly analysis unless I'm convinced that saving addr_taken b...
2013 Nov 04
2
[LLVMdev] [Propose] Add address-taken bit to GlobalVariable for disambiguation purpose
...zine (circuit cellar, >> Elector, EE times) are >> discussing buggy SW kill people. I remember some posts complaining >> that some buggy program >> have amazingly large # of global variables. I can find one post in >> Chinese website: >> >> http://forum.xitek.com/thread-1226816-5-1-1.html >> >> The 1st post says, "a program has 11000 global variables"! > > This is just FUD and completely unrelated to the discussion. > >> As to "Can you provide this data"? My answer is no, and I will >> not to...
2013 Oct 30
0
[LLVMdev] [Propose] Add address-taken bit to GlobalVariable for disambiguation purpose
...interesting that recently, many EE magazine (circuit cellar, Elector, EE times) are > discussing buggy SW kill people. I remember some posts complaining that some buggy program > have amazingly large # of global variables. I can find one post in Chinese website: > > http://forum.xitek.com/thread-1226816-5-1-1.html > > The 1st post says, "a program has 11000 global variables"! This is just FUD and completely unrelated to the discussion. > As to "Can you provide this data"? My answer is no, and I will not to implement the analysis > whic...
2013 Nov 04
0
[LLVMdev] [Propose] Add address-taken bit to GlobalVariable for disambiguation purpose
...ing that recently, many EE magazine (circuit cellar, > Elector, EE times) are > discussing buggy SW kill people. I remember some posts complaining > that some buggy program > have amazingly large # of global variables. I can find one post in > Chinese website: > > http://forum.xitek.com/thread-1226816-5-1-1.html > > The 1st post says, "a program has 11000 global variables"! > > > > This is just FUD and completely unrelated to the discussion. > > > > As to "Can you provide this data"? My answer is no, and I will not to &g...
2013 Oct 30
0
[LLVMdev] [Propose] Add address-taken bit to GlobalVariable for disambiguation purpose
On Oct 29, 2013, at 4:39 PM, Shuxin Yang <shuxin.llvm at gmail.com> wrote: > That said, I don't think it is still inexpensive if we re-analyze the > addr-taken again and again *ON THE FLY". It is really difficult to > predict compile-time impact. You never know how many global variables > in a program, and you never know how extensive they are used. >
2013 Oct 29
5
[LLVMdev] [Propose] Add address-taken bit to GlobalVariable for disambiguation purpose
Hi, There: I'd like to add bit, called "addr_not_taken", to GlobalVariable in order to indicate if a GlobalVariable doesn't has its address taken or not. 1.The motivation =============== The motivation can be explained by the following example. In this example, variable x does not have its address taken, therefore, it cannot be indirectly access. So, we can prove