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(parent: b894cb4) | patch
use LEA Y, [X+X] instead of LEA Y, [X*2] where appropriate on x86-64
authorNathan Froyd <froydnj@gmail.com>
Fri, 13 Apr 2012 15:05:18 +0000 (11:05 -0400)
committerNathan Froyd <froydnj@gmail.com>
Fri, 13 Apr 2012 17:26:34 +0000 (13:26 -0400)
commit18775b5e3c9a75f5301e09ddef649f2f35ab9752
treec9ea506a38659f4dc3d961329d11c190eebe7fedtree | snapshot
parentb894cb41d869bda6ba0c54a491becc7bb58375c1commit | diff
use LEA Y, [X+X] instead of LEA Y, [X*2] where appropriate on x86-64

The former instruction is slightly smaller.  Keep the old form around
for people who want to compile x86-64 with smaller fixnums.
src/compiler/x86-64/arith.lisp diff | blob | history
src/compiler/x86-64/move.lisp diff | blob | history
Mirror of Steel Bank Common Lisp SBCL's official repository