TIP: Click on subject to list as thread! ANSI
echo: os2prog
to: Jonathan de Boyne Pollard
from: Peter Fitzsimmons
date: 1995-04-02 19:47:42
subject: `Which C++ Compiler?` --

JdBP>   problems in other vendors' debuggers as well, and apart from the SVGA
 JdBP>   display problems (which are listed as CONS) and the occasional lockup

Well,  with such a serious problem (do you know any developer who willingly
runs at 640x480x16?) I just thought it odd that it is introduced as
"good" when other's are not.

  >  JdeBP>    Supports
  >  JdeBP>    customisable function calling conventions.
  >
  > Watcom supports this as well.
PF>

 JdBP>   Fine.  Out of interest ... how ?  All that I have

It's kinda knarly,  but works well -- and even the optimizer takes
advantage of it.  Here's an example;  in this case, I am redefining one of
the built in types:

 #pragma aux fortran "^"                           \
                 loadds                             \
                 parm reverse routine []            \
                 value struct float struct caller[] \
                 modify [ax bx cx dx es];


 JdBP>   provides. Does Watcom support (for example) controlling whether
 JdBP>   floating point return values are returned on the x87 stack or in
 JdBP>   registers on a function by function basis ?

Yes.


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