* config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP is
true.
From-SVN: r96107
* gcc.dg/tree-ssa/20030821-1.c: Verify that the computed goto
was folded away.
* gcc.dg/tree-ssa/pr18133-1.c: New test.
* gcc.dg/tree-ssa/pr18133-2.c: New test.
From-SVN: r96085
* tree-cfg.c (find_taken_edge_computed_goto): New function.
(find_taken_edge): Call find_taken_edge_computed_goto as
appropriate. Allow any gimple invariant rather than just
INTEGER_CST for VAL.
(cleanup_control_flow): Cleanup a computed goto which has turned
into a simple goto.
(tree_merge_blocks): If block B has any forced labels, move
them to the start of block A.
* tree-ssa-dom.c (thread_across_edge): Allow threading across
computed gotos as well.
* tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
removal of unnecessary computed gotos too.
(lookup_redirection_data): Fix type of INSERT argument. Callers
updated.
From-SVN: r96084
2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/17671
* tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
bbs on the COND_EXPR instead of the PHI_NODEs.
(candidate_bb_for_phi_optimization): Remove.
(replace_phi_with_stmt): Rename to ...
(replace_phi_edge_with_variable): this and change so that we
replace the phi argument instead of removing the PHI.
(conditional_replacement): Change so we deal with PHI with more
than two arguments.
(value_replacement): Likewise.
(abs_replacement): Likewise.
2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/17671
* gcc.dg/tree-ssa/phi-opt-[1-4].c: New tests.
From-SVN: r96067
* config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
output_e500_flip_gt_bit.
* config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
as bit 31.
(rs6000_generate_compare): Fix logic to look at the correct bits.
(output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
Look at GT bit.
(rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
gen_move_from_CR_gt_bit.
* config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
(UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
* config/rs6000/spe.md ("e500_cr_ior_compare"): New.
(E500_CR_IOR_COMPARE): New constant.
[[Split portion of a mixed commit.]]
From-SVN: r96063.2
2005-03-08 Earl Chew <earl_chew@agilent.com>
David Billinghurst <David.Billinghurst@riotinto.com>
* config/i386/host-cygwin.c: New file to support precompiled
headers on cygwin
* config/i386/x-cygwin: Use host-cygwin.c on cygwin host
* config.host: Use above files for cygwin host.
Co-Authored-By: David Billinghurst <David.Billinghurst@riotinto.com>
From-SVN: r96050
* c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
* tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
local variable loc. Change logic appropriately.
* tree-vect-transform.c (vect_finish_stmt_generation): Use
EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
* c-parser.c (c_parser_for_statement): Initialize loc variable.
* tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
From-SVN: r96045
2005-03-04 Bryce McKinlay <mckinlay@redhat.com>
* verify-glue.c (vfy_is_assignable_from): Perform static check using
can_widen_reference_to if the C++ ABI is in use.
(vfy_get_interface_count, vfy_get_interface): Remove unused functions.
* verify-impl.c (debug_print, make_utf8_const, init_type, copy_type,
type_isresolved, init_state, set_pc, state_get_pc,
_Jv_BytecodeVerifier): Clean up unused and disabled functions.
(verify_fail): Report the current PC from the verifier context.
(free_state): Remove #if 0 block to enable this function.
(free_verifier_context): Call free_state on state_list iterator
values before freeing them.
* expr.c (pop_type_0): Pop correct type for error message when stack
contains a multi-word type.
2005-03-04 Ranjit Mathew <rmathew@hotmail.com>
* expr.c (build_java_array_length_access): Remove !flag_new_verifier
for known NULL array length access.
From-SVN: r96044
PR rtl-optimization/19683
* reload1.c (choose_reload_regs): Pass the number of bits, not the
number of bytes, to smallest_int_for_mode. Fix arguments to
REG_CANNOT_CHANGE_MODE_P.
From-SVN: r96033
2005-03-07 Paolo Carlini <pcarlini@suse.de>
* include/std/std_fstream.h (basic_fstream<>::open,
basic_ifstream<>::open, basic_ofstream<>::open): Implement the
resolution of DR 409 [Ready], call clear() on success.
* docs/html/ext/howto.html: Add an entry for DR 409.
* docs/html/faq/index.html (4_4): Clarify the new behavior.
* testsuite/27_io/basic_ifstream/open/char/1.cc: Adjust.
* testsuite/27_io/basic_ofstream/open/char/1.cc: Likewise.
From-SVN: r96030
