[Bug target/36780] [4.3/4.4 Regression] Wrong reload generated for subreg address on SH

["jsm28 at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #6 from jsm28 at gcc dot gnu dot org  2008-07-19 11:16 -------
Subject: Bug 36780

Author: jsm28
Date: Sat Jul 19 11:15:29 2008
New Revision: 137977

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=137977
Log:
        PR target/36780
        PR target/36827
        * reload.c (find_reloads_subreg_address): Only reload address if
        reloaded == 0, not for reloaded != 1.

        Revert:
        2008-07-16  Joseph Myers  <joseph@codesourcery.com>
        * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
        (m32c_legitimate_address_p): Handle "++rii" addresses created by
        m32c_legitimize_reload_address.

        2008-07-15  Kaz Kojima  <kkojima@gcc.gnu.org>
        * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
        (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.

Modified:
    branches/gcc-4_3-branch/gcc/ChangeLog
    branches/gcc-4_3-branch/gcc/config/m32c/m32c.c
    branches/gcc-4_3-branch/gcc/config/sh/sh.h
    branches/gcc-4_3-branch/gcc/reload.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36780