Re: [PATCH] Transform (+ base (* index {2, 4, 8})) to use LEA instruction
Andreas Franke via Sbcl-devel <[email protected]>
| Newsgroups | gmane.lisp.steel-bank.devel |
|---|---|
| Message-ID | <trinity-fe2e1478-090f-4738-889d-10ede8df2849-1764853135994@trinity-msg-rest-gmx-gmx-live-5ff6d7d9d4-twsbn> |
Just curious: Could you give an example of fixnum addition with different result depending on safety level? The transform only applies at (safety 0) since LEA does not check for overflow, matching the behavior of regular fixnum addition at that safety level. _______________________________________________ Sbcl-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/sbcl-devel