28 December 2009, 14:42 | #1 |
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Winuae compiled with Intel c/c++ compiler
Hi Tony;
First, thanks a lot for your great work keeping the Amiga alive What do you think about compiling with the Intel c/c++ compiler? it integrate into Visual studio, and may give up to 10% performance boost. |
28 December 2009, 15:24 | #2 |
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where is the evaluation of c compiler of intel ? I just found c++ compiler, can I use c++ compiler on c language ?
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28 December 2009, 15:59 | #3 | |
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Quote:
In general, you can try compile simple c code with a c++ compiler as ISO C89 code is almost 100% ISO C++98 compatible, but it will produce code that relies on c++ runtime. With real projects with many dependencies (like Winuae) it will fail because of different name mangling rules between c and c++ and because of some c code that is invalid in c++ (like implicit void* cast), that need to be addressed. However it's possible, in theory, but really unuseful as a c compiler knows better how to optimize c code than a c++ one. |
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29 December 2009, 17:15 | #4 |
WinUAE developer
Join Date: Aug 2001
Location: Hämeenlinna/Finland
Age: 49
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It has been tried 3-4 years ago. There was no speed difference. I don't bother with it anymore.
Even most not-so-modern PCs are more than fast enough for A500 cycle exact and JIT mode won't get any faster because it is JIT compiler that builds the x86 assembly dynamically, not C compiler. |
29 December 2009, 17:41 | #5 |
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Join Date: Jan 2007
Location: France
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This 000/020 emulator is faster than the JIT in WinUAE ?
http://rainemu.swishparty.co.uk/html...ad/latest.html |
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