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(parent: 082edec) | patch
utah rcsid 1.11 87/05/01 18:43:57: 'mnegl $1,r0' is one byte shorter than
authorDonn Seeley <donn@ucbvax.Berkeley.EDU>
Fri, 11 Dec 1987 14:55:02 +0000 (06:55 -0800)
committerDonn Seeley <donn@ucbvax.Berkeley.EDU>
Fri, 11 Dec 1987 14:55:02 +0000 (06:55 -0800)
commita1eb6a2ffdc4ea440cde32d6e8e3a94c952eb1c4
tree97ed30a523ae969ac7b1db741f26e077ba4782e4tree
parent082edec2b89c2eb625e07c2983750d5dfd8f223acommit | diff
utah rcsid 1.11 87/05/01 18:43:57: 'mnegl $1,r0' is one byte shorter than
'movl $-1,r0', so we make an effort to detect negative constant sources in
sconv().  Note that MNEGx is no slower than MOVx in the general case where
the source won't fit in a short literal operand.

SCCS-vsn: old/pcc/ccom.tahoe/local2.c 1.20
usr/src/old/pcc/ccom.tahoe/local2.c diff | blob | blame | history
Continuous source code history from original PDP-7 UNIX to FreeBSD 2, the first fully unencumbered FreeBSD release.