Re: Compiling to C (where C is used as misspelled assembly)

Christian Fabre <fabre@gr.osf.org>
16 May 1997 00:49:38 -0400

          From comp.compilers

Related articles
Compiling to C (where C is used as misspelled assembly) bear@sonic.net (Ray Dillinger) (1997-05-14)
Re: Compiling to C (where C is used as misspelled assembly) fabre@gr.osf.org (Christian Fabre) (1997-05-16)
Re: Compiling to C (where C is used as misspelled assembly) fjh@mundook.cs.mu.OZ.AU (1997-05-16)
Re: Compiling to C (where C is used as misspelled assembly) chase@world.std.com (David Chase) (1997-05-16)
Re: Compiling to C (where C is used as misspelled assembly) darius@phidani.be (Darius Blasband) (1997-05-16)
Re: Compiling to C (where C is used as misspelled assembly) hbaker@netcom.com (1997-05-16)
Re: Compiling to C (where C is used as misspelled assembly) ramb@spring.epic.com (Ram Bhamidipaty) (1997-05-16)
Re: Compiling to C (where C is used as misspelled assembly) dwight@pentasoft.com (Dwight VandenBerghe) (1997-05-16)
[10 later articles]
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From: Christian Fabre <fabre@gr.osf.org>
Newsgroups: comp.lang.scheme,comp.compilers
Date: 16 May 1997 00:49:38 -0400
Organization: The Open Group Research Institute (was OSF-RI)
References: 97-05-183
Keywords: C, translator

Ray Dillinger wrote:


[To use C as an Intermediate language]


> However, this will violate every "reasonable" assumption a maker of C
> compiers will have about programming style. It will mean a program is
> compiled into a *single routine* of C code, with Goto destinations
> that might be more than 64K bytes away -- and no templates, no library
> functions linked, no header files, etc etc....
>
> Will modern C systems handle this?
> [Probably not. Machine generated source code always seems to break
> compilers designed for code written by humans. -John]


Especially forget about turning -O on. We are generating C code for
Unixes. The code uses only gotos and some of them break on what I'd
call a medium sized function that is 250 variables, 11.000 lines and
340 kb.


However the same compiler seems to digest it when the optimisations
are turned off.


Ch.


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                  Christian Fabre (TOG-RI was OSF-RI)
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