[Bug bootstrap/54128] [4.8 Regression] GCC does not bootstrap on little endian mips due to mis-compare on tree-data-ref.c

[steven at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54128



--- Comment #18 from Steven Bosscher <steven at gcc dot gnu.org> 2013-01-14 
19:35:10 UTC ---

Author: steven

Date: Mon Jan 14 19:35:03 2013

New Revision: 195173



URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195173

Log:



    * ira-build.c (ira_flattening): Comment fix.



    Port the following LRA changes on trunk back to the LRA branch:



    2013-01-10  Vladimir Makarov  <vmakarov at redhat dot com>



    PR rtl-optimization/pr55672

    * lra-eliminations.c (mark_not_elimnable): Permit addition with

    const to be elimnable.



    2012-12-21  Vladimir Makarov  <vmakarov at redhat dot com>



    PR middle-end/55775

    * lra-assigns.c (improve_inheritance): Do nothing after

    LRA_MAX_INHERITANCE_PASSES pass.

    * lra-constraints.c (MAX_CONSTRAINT_ITERATION_NUMBER): Rename to

    LRA_MAX_CONSTRAINT_ITERATION_NUMBER.  Move to lra-int.h.

    (MAX_INHERITANCE_PASSES): Rename to LRA_MAX_INHERITANCE_PASSES.

    Move to lra-int.h.

    * lra-int.h (LRA_MAX_CONSTRAINT_ITERATION_NUMBER): Move from

    lra-constraints.c.

    (LRA_MAX_INHERITANCE_PASSES): Ditto.



    2012-12-21  Steve Ellcey  <sellcey at mips dot com>



    PR bootstrap/54128

    * ira.c (build_insn_chain): Check only NONDEBUG instructions for

    register usage.



    2012-12-11  Jakub Jelinek  <jakub at redhat dot com>



    PR rtl-optimization/55193

    * lra-constraints.c (loc_equivalence_callback): New function.

    (lra_constraints): Call simplify_replace_fn_rtx instead of

    loc_equivalence_change_p on DEBUG_INSNs.





Modified:

    branches/lra/gcc/ChangeLog

    branches/lra/gcc/ira-build.c

    branches/lra/gcc/ira.c

    branches/lra/gcc/lra-assigns.c

    branches/lra/gcc/lra-constraints.c

    branches/lra/gcc/lra-eliminations.c

    branches/lra/gcc/lra-int.h