Re: Why does the Lua VM use bytecode?

[Rena <hyperhacker@...>]

On Sun, Apr 12, 2015 at 6:28 PM, Jonne Ransijn <yoyoyonny@gmail.com> wrote:
> Why does the Lua VM use bytecode? Wouldn't it be faster if Lua code was
> converted to assembly (Mainly because of the efficient assembly optimizers
> out there). I searched on Google and found that Lua and Java were alot
> slower, and some people claimed that this had to do with the bytecode. While
> I myself dont think bytecode would be that slow, I am still wondering if Lua
> would be faster if the VM used assembly. My two questions thus are: Why does
> the Lua VM use bytecode, and how much faster would it be to use assembly?

Because generating assembly is more difficult and requires code
specific to each platform.

Also look at LuaJIT which does generate assembly (or more precisely,
machine code).

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