[Bug target/21616] [3.4 only] ICE: unable to find a register to spill in class `FLOAT_REGS'

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

------- Comment #12 from amodra at gcc dot gnu dot org  2006-03-01 01:04 -------
Subject: Bug 21616

Author: amodra
Date: Wed Mar  1 01:04:29 2006
New Revision: 111592

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=111592
Log:
        PR target/21616
        Revert most of 2004-03-10 changes, apply mainline 2005-01-07.
        * config/rs6000/rs6000.c (invalid_gpr_mem): Delete.
        (base_reg_operand): Delete.
        (legitimate_offset_address_p): Revert 2004-03-10 changes.
        (secondary_reload_class): Likewise.
        (rs6000_legitimize_reload_address): Convert non-word aligned
        offset address using ld/std into indirect address.
        * config/rs6000/rs6000.h (SECONDARY_RELOAD_CLASS): Define.
        (SECONDARY_INPUT_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
        (PREDICATE_CODES): Delete invalid_gpr_mem and base_reg_operand.
        * config/rs6000/rs6000-protos.h (secondary_reload_class): Update.
        * config/rs6000/rs6000.md (movdf_hardfloat64): Remove m->b
        alternative and split.
        (movdi_internal64): Likewise.
        (reload_outdf, reload_indf, reload_outdi, reload_indi): Delete.


Modified:
    branches/gcc-3_4-branch/gcc/ChangeLog
    branches/gcc-3_4-branch/gcc/config/rs6000/rs6000-protos.h
    branches/gcc-3_4-branch/gcc/config/rs6000/rs6000.c
    branches/gcc-3_4-branch/gcc/config/rs6000/rs6000.h
    branches/gcc-3_4-branch/gcc/config/rs6000/rs6000.md


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21616