[Bug target/50751] SH Target: Displacement addressing does not work for QImode and HImode

[olegendo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50751

--- Comment #31 from Oleg Endo <olegendo at gcc dot gnu.org> 2012-08-14 17:54:35 UTC ---
Author: olegendo
Date: Tue Aug 14 17:54:28 2012
New Revision: 190395

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190395
Log:
    PR target/50751
    * config/sh/constraints.md (Sra): New constraint.
    * config/sh/predicates.md (simple_mem_operand,
    displacement_mem_operand, zero_extend_movu_operand): New predicates.
    (zero_extend_operand): Check zero_extend_movu_operand for SH2A.
    * config/sh/sh.md (*zero_extendqisi2_disp_mem,
    *zero_extendhisi2_disp_mem): Add new insns and two new related
    peephole2 patterns.

    PR target/50751
    * gcc.target/sh/pr50751-8.c: New.


Added:
    trunk/gcc/testsuite/gcc.target/sh/pr50751-8.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sh/constraints.md
    trunk/gcc/config/sh/predicates.md
    trunk/gcc/config/sh/sh.md
    trunk/gcc/testsuite/ChangeLog