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(parent: c5e3b6f) | patch
re PR target/68609 (PowerPC reciprocal estimate missed opportunities)
authorDavid Edelsohn <dje.gcc@gmail.com>
Fri, 15 Jan 2016 16:38:08 +0000 (16:38 +0000)
committerDavid Edelsohn <dje@gcc.gnu.org>
Fri, 15 Jan 2016 16:38:08 +0000 (11:38 -0500)
commitad45ac43e4518715f4a56a7cf92f9d73aea6ed6c
treed7bfc6ea51651abdaf482620ea6f6569cdae9ba8tree
parentc5e3b6fc95b12720da53b81e047e77cfe63a2c3ccommit | diff
re PR target/68609 (PowerPC reciprocal estimate missed opportunities)

        PR target/68609
        * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
        (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
        * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
        precision estimate.

From-SVN: r232439
gcc/ChangeLog diff | blob | history
gcc/config/rs6000/rs6000.c diff | blob | history
gcc/config/rs6000/rs6000.md diff | blob | history