[Bug target/54680] [SH] Unnecessary int-float-int conversion of fsca fixed point input

[olegendo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54680



--- Comment #2 from Oleg Endo <olegendo at gcc dot gnu.org> 2012-10-12 23:19:32 
UTC ---

Author: olegendo

Date: Fri Oct 12 23:19:27 2012

New Revision: 192416



URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192416

Log:

    PR target/54680

    * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_int2sf): Fix swapped

    comments.

    * config/sh/predicates.md (fpul_operand): Add comment.

    (fpul_fsca_operand, fsca_scale_factor): New predicates.

    * config/sh/sh.md (fsca): Move below sincossf3 expander.  Convert to

    insn_and_split.  Use fpul_fsca_operand and fsca_scale_factor predicates.

    Simplify fpul operand in splitter.



    PR target/54680

    * gcc.target/sh/pr54680.c: New.





Added:

    trunk/gcc/testsuite/gcc.target/sh/pr54680.c

Modified:

    trunk/gcc/ChangeLog

    trunk/gcc/config/sh/predicates.md

    trunk/gcc/config/sh/sh.c

    trunk/gcc/config/sh/sh.md

    trunk/gcc/testsuite/ChangeLog