Messages in this thread | | | Date | Mon, 18 Sep 2000 19:53:04 -0400 (EDT) | From | John Wehle <> | Subject | Re: GCC proposal for "@" asm constraint |
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> I read the asm produced by some of some of my testcases. The current spinlock > implementation seems to do exactly the _right_ thing in practice and nothing > more. "memory" was instead causing reloads of constant addresses into registers > and stuff that shouldn't be necessary (I was infact wondering about the reason > of those suprious loads also in my first email).
What version of gcc? Recently some work was done to improve the handling of constant memory.
-- John ------------------------------------------------------------------------- | Feith Systems | Voice: 1-215-646-8000 | Email: john@feith.com | | John Wehle | Fax: 1-215-540-5495 | | -------------------------------------------------------------------------
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