2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
* doc/invoke.texi (ira-max-loops-num): Change semantics.
* ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
* ira-color.c (allocno_spill_priority): New function.
(remove_allocno_from_bucket_and_push, push_allocno_to_spill):
Print more info about the spilled allocno.
(push_allocnos_to_stack): Use allocno_spill_priority. Add more
checks on bad spill.
* ira-build.c (loop_node_to_be_removed_p): Remove.
(loop_compare_func, mark_loops_for_removal): New functions.
(remove_uneccesary_loop_nodes_from_loop_t): Use member
to_remove_p.
(remove_unnecessary_allocnos): Call mark_loops_for_removal.
* ira.c (ira): Don't change flag_ira_algorithm.
* params.def (ira-max-loops-num): Change the value.
From-SVN: r142207
* config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
Disable unsupported alternative for ColdFire,
add new alternative that ColdFire can handle.
* gcc.c-torture/compile/20080929-1.c: New.
From-SVN: r142205
* regrename.c (merge_overlapping_regs): Add registers artificially
defined at the top of the basic block to the set of live ones just
before the first insn.
From-SVN: r142203
2008-11-25 Mikael Morin <mikael.morin@tele2.fr>
PR fortran/36463
* expr.c (replace_symbol): Don't replace the symtree
if the expresion is an intrinsic function. Don't create
non-existent symtrees. Use symbol's name instead of symtree's,
different in case of module procedure dummy arguments.
2008-11-25 Mikael Morin <mikael.morin@tele2.fr>
PR fortran/36463
* gfortran.dg/proc_decl_20.f90: New test.
From-SVN: r142191
2008-11-25 Richard Guenther <rguenther@suse.de>
PR middle-end/38151
PR middle-end/38236
* tree-ssa-alias.c (struct alias_info): Remove written_vars.
Remove dereferenced_ptrs_store and dereferenced_ptrs_load
in favor of dereferenced_ptrs.
(init_alias_info): Adjust.
(delete_alias_info): Likewise.
(compute_flow_insensitive_aliasing): Properly
include all aliased variables.
(update_alias_info_1): Use dereferenced_ptrs.
(setup_pointers_and_addressables): Likewise.
(get_smt_for): Honor ref-all pointers and pointers with known alias
set properly.
* config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
* gcc.c-torture/execute/pr38151.c: New testcase.
* gcc.c-torture/execute/pr38236.c: Likewise.
From-SVN: r142189
2008-11-24 Mikael Morin <mikael.morin@tele2.fr>
PR fortran/38184
* simplify.c (is_constant_array_expr): Return true instead of false
if the array constructor is empty.
2008-11-24 Mikael Morin <mikael.morin@tele2.fr>
PR fortran/38184
* gfortran.dg/reshape_empty_1.f03: New test.
From-SVN: r142168
2008-11-24 Jack Howarth <howarth@bromo.med.uc.edu>
* gfortran.dg/default_format_denormal_1.f90: XFAIL on darwin8
and darwin9 subversions.
From-SVN: r142162
2008-11-24 Paul Thomas <pault@gcc.gnu.org>
PR fortran/34820
* trans-expr.c (gfc_conv_function_call): Remove all code to
deallocate intent out derived types with allocatable
components.
(gfc_trans_assignment_1): An assignment from a scalar to an
array of derived types with allocatable components, requires
a deep copy to each array element and deallocation of the
converted rhs expression afterwards.
* trans-array.c : Minor whitespace.
* trans-decl.c (init_intent_out_dt): Add code to deallocate
allocatable components of derived types with intent out.
(generate_local_decl): If these types are unused, set them
referenced anyway but allow the uninitialized warning.
PR fortran/34143
* trans-expr.c (gfc_trans_subcomponent_assign): If a conversion
expression has a null data pointer argument, nullify the
allocatable component.
PR fortran/32795
* trans-expr.c (gfc_trans_subcomponent_assign): Only nullify
the data pointer if the source is not a variable.
2008-11-24 Paul Thomas <pault@gcc.gnu.org>
PR fortran/34820
* gfortran.dg/alloc_comp_constructor_6.f90 : New test.
* gfortran.dg/alloc_comp_basics_1.f90 : Reduce expected refs to
'builtin_free' from 24 to 18.
PR fortran/34143
* gfortran.dg/alloc_comp_constructor_5.f90 : New test.
PR fortran/32795
* gfortran.dg/alloc_comp_constructor_4.f90 : New test.
From-SVN: r142148
2008-11-23 Paul Thomas <pault@gcc.gnu.org>
PR fortran/37735
* trans-array.c (structure_alloc_comps): Do not duplicate the
descriptor if this is a descriptorless array!
2008-11-23 Paul Thomas <pault@gcc.gnu.org>
PR fortran/37735
* gfortran.dg/alloc_comp_assign_7.f90: New test.
From-SVN: r142142
* pa/linux-atomic.c (EBUSY): Define if not _LP64.
(__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
succeeded and lws_ret is not equal to oldval.
From-SVN: r142141
* config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
Use constant 1 as the operand.
* config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
Rename gen_rdhwr to gen_rdhwr_synci_step_si or
gen_rdhwr_synci_step_di depending on the size of Pmode.
From-SVN: r142123
PR target/38222
* config/i386/i386.md (SWI248): New mode iterator.
(SWI32): Remove mode iterator.
(popcount<mode>2): Rename from popcounthi2, popcountsi2 and
popcounthi2 insn patterns. Macroize pattern using SWI248 mode
iterator. Generate popcnt mnemonic without mode extensions
for Darwin x86 targets.
(*popcount<mode>2_cmp): Ditto.
(*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
extensions for Darwin x86 targets.
testsuite/ChangeLog:
PR target/38222
* gcc.target/i386/funcspec-3.c: Scan for popcnt on Darwin targets.
From-SVN: r142121
