sjlj-exceptions ICE. simplified test case
Jeffrey A Law
Thu Apr 27 07:50:00 GMT 2000
In message < 20000427113740.D369C34D9F@nile.gnat.com >you write:
> On Wed, 26 Apr 2000 21:28:31 -0600, Jeffrey A Law wrote:
> How does this work in the presence of scheduled prologues? More and more
> targets schedule their prologue which results in prologue instructions be
> mixed with user code (BTW this includes x86).
> This does not work well in presence of scheduled prologues. So, in order
> to support exceptions, you either need tables, or you should not schedule
> the prologue.
I'd consider not supporting scheduled prologues unacceptable on modern
processors. It's a fairly important optimization.
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