On 10/20/14 14:19, Bernd Schmidt wrote:
ptx doesn't have indirect jumps, so CODE_FOR_indirect_jump may not be
defined.  Add a sorry.


Bernd

001-indjumps.diff


        gcc/
        * optabs.c (emit_indirect_jump): Test HAVE_indirect_jump and emit a
        sorry if necessary.
So doesn't this imply no hot-cold partitioning since we use indirect jumps to get across the partition? Similarly doesn't this imply other missing features (setjmp/longjmp, nonlocal gotos, computed jumps?

Do you need some mechanism to ensure that hot/cold partitioning isn't enabled? Do you need some kind of message specific to the other features, or are we going to assume that the user will map from the indirect jump message back to the use of setjmp/longjmp or something similar?

How are switches implemented (if at all)?

Jeff

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