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Re: [Qemu-devel] Re: [PATCH] tcg, tci: Add TCG and interpreter for byte
Re: [Qemu-devel] Re: [PATCH] tcg, tci: Add TCG and interpreter for bytecode (virtual machine)
Sat, 24 Oct 2009 11:23:43 +0800
On Sat, Oct 24, 2009 at 02:58, Stefan Weil <address@hidden> wrote:
> Is patch 4 (call handling) needed, or is it an optimization?
> If it is needed, the tcg disassembler has to be extended as well.
In fact tci has no stack and robber registers and doesn't need
simulate the CPU work. I am trying to remove tcg_reg_alloc() in
tcg_reg_alloc_op() & tcg_reg_alloc_call() and access the temporary
variables directly in tci.
> And did patch 5 (inline) speed up the code? I had expected
> that static functions don't need inline, because the compiler
> can optimize them anyway.
You are right, patch 5 is not needed.