Horton

Re: Inline MemoryContextSwitchTo?

Karel Zak <zakkr@zf.jcu.cz>

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From: Karel Zak <zakkr@zf.jcu.cz>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: List pgsql-hackers <pgsql-hackers@postgreSQL.org>
Date: 2005-02-07T08:13:09Z
Lists: pgsql-hackers 
On Sun, 2005-02-06 at 18:05 -0500, Tom Lane wrote:
> Can anyone think of a reason we aren't inlining MemoryContextSwitchTo()
> in GCC builds, similarly to the way list_head() et al are handled?
> 
> It wouldn't be a huge gain, but I consistently see MemoryContextSwitchTo
> eating a percent or three of most profiles.

Sounds good. 

I think we can inlining all MemoryContext functions which check memory
context header and call context->metods->...() only. An example
MemoryContextAlloc() that is very often called from code too.

	Karel

-- 
Karel Zak <zakkr@zf.jcu.cz>