Re: TRAP CALL IN CASE OF POWERPC

[karan khanna <karan%cdotd.ernet.in@localhost>]

David Edelsohn wrote:

>>>>> karan khanna writes:

karan> Can any body tell me how various TRAP calls ,which were implemented
karan> earlier in previous versions of
karan> Motorolla micro processors viz-68k family, can be implemented in case of
karan> POWERPC.
karan> There were many trap vectors provided in case of 68K family but in PPC
karan> only one
karan> unconditional trap is available. How can rest unconditional traps be
karan> implemented.

        Pass a parameter in a register recognized by the trap handler if
the trap was caused by a trap instruction?

David

This could be true if we could have the flexibility to pass a parameter
but when I want to use trap as a breakpoint instruction i.e replace the
instruction by a simple trap call and also for similar more purposes. Is
there any possible way out??

karan

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