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Re: [discuss] Re: [patches] Re: x86_64 frame unwind info
On Wed, Oct 17, 2001 at 11:21:26PM +0200, Jan Hubicka wrote:
> There is demand to allow standard way of stack unwinding of the code.
> To my understanding this is mostly to allow Java runtimes garbage collect
> non-conservativly in the JITs (they needs to see trought the C code to the
> JIT compiled stack frames to track down the references).
But that requirement is very different from a requirement for a
particular encoding, as asserted by Andi.
What you actually want is extensions to libgcc's EH traversal that
allow you to walk the stack without actually changing machine state.
I would be most happy to add such a thing.
r~