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re PR target/77270 (Flag -mprftchw is shared with 3dnow for -march=k8)
authorUros Bizjak <ubizjak@gmail.com>
Sun, 21 Aug 2016 18:53:48 +0000 (20:53 +0200)
committerUros Bizjak <uros@gcc.gnu.org>
Sun, 21 Aug 2016 18:53:48 +0000 (20:53 +0200)
commit2561f329f131251888447e101853c4a5552503fd
tree0ce86c01daa99fdf5060affac80d210a533ad2c2tree
parent21afd9113c18e79afb3b71386181da941fad3d16commit | diff
re PR target/77270 (Flag -mprftchw is shared with 3dnow for -march=k8)

PR target/77270
* config/i386/i386.md (prefetch): When TARGET_PRFCHW or
TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
non-SSE2 athlons only, otherwise prefer SSE prefetches.

From-SVN: r239643
gcc/ChangeLog diff | blob | history
gcc/config/i386/i386.md diff | blob | history