Need advice on bounds checking approaches

[Michael Hayes]

Jeffrey A Law writes:
 > 
 >   In message < ms8zz4rr51.fsf@gkm-dsl-194.ascend.com >you write:
 >   > > I can't think of any support on ppc for this that isn't already
 >   > > represented in the machine description through the TRAP RTXs.
 >   > 
 >   > Conditional traps aren't widely available (only i960, m68k, powerpc,
 >   > sparc), so that approach doesn't help all that much for portability.
 >   > Is there something more that I'm missing?
 > The PA has conditional traps.  We've just never bothered adding them
 > the MD file.

Ditto C3x/C4x.

Michael.