Re: Profile guided and string routines?

On 16/12/10 15:06, Mark Mitchell wrote:

• Have the compiler expose an API for recording information about the

value of arguments to a function when profiling. For integer arguments, this might be the minimum, maximum, and average. For pointers, NULL vs. non-NULL. Etc.

Presumably recording the return value of functions would also be handy, especially in this case?

• Provide a plug-in that allows the user to instrument particular

functions (e.g., strlen) by providing profiling rules:

This is cool, but most users want it to Just Work (tm). Is a plugin a suitable way to implement an on-by-default feature?

Andrew