* jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
RETURN rtx, and not a LABEL_REF containing a NULL pointer.
Co-Authored-By: Andrew Pinski <pinskia@physics.uc.edu>
From-SVN: r95830
* config/cris/cris.c (cris_md_asm_clobbers): New function.
(TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
(cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
TARGET_HAS_MUL_INSNS.
(cris_print_operand) <case 'd'>: New case.
<case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
* config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
define.
(FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
(REG_ALLOC_ORDER): Update for MOF.
(enum reg_class): New members MOF_REGS, GENERAL_REGS and
SPECIAL_REGS.
(GENERAL_REGS): No longer a define of ALL_REGS.
(REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
(PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
Adjust accordingly.
(CRIS_SPECIAL_REGS_CONTENTS): New macro.
(REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
(SECONDARY_RELOAD_CLASS): Define.
(STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
(FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
(ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
(STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
(REGISTER_MOVE_COST): Define.
(PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
* config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
(CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
(CRIS_MOF_REGNUM): New define_constants.
("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
special registers.
("reload_inhi", "reload_outhi", "reload_inqi",
("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
Adjust for MOF being properly described as a register.
(indir_to_reg_split): Name this split. Conditionalize on the
destination register being a general register.
(movei): Conditionalize on on operands 0 and 1 having the same
register class.
From-SVN: r95823
* recog.c (verify_changes, confirm_change_group): New functions,
broken out of apply_change_group.
(apply_change_group): Use them.
* recog.h (verify_change, confirm_change_group): Declare.
* rtl.h (redirect_jump_2): Declare.
* jump.c (redirect_exp, invert_exp): Delete.
(invert_exp_1): Take second parameter. Return value. Changed caller.
(redirect_jump_2): New function, broken out of redirect_jump.
(redirect_jump): Use redirect_jump_1 and redirect_jump_2.
(invert_jump): Use invert_jump_1 and redirect_jump_2.
* ifcvt.c (dead_or_predicable): Use redirect_jump_2.
From-SVN: r95813
gcc/cp/ChangeLog:
* name-lookup.c (push_overloaded_decl): Don't error if the new
decl matches the old one.
* decl.c (redeclaration_error_message): Likewise.
gcc/testsuite/ChangeLog:
* g++.dg/overload/using2.C: New.
From-SVN: r95798
* config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
for Thumb.
* config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
From-SVN: r95785
PR middle-end/18029 and PR middle-end/18030
* expr.c (optimize_bitfield_assignment_op): Add a special case
to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
From-SVN: r95782
2005-03-01 Daniel Berlin <dberlin@dberlin.org>
* Makefile.in (tree-ssa-sink.o): New.
(OBJS-common): Add tree-ssa-sink.o.
* common.opt: Add -ftree-sink
* opts.c (decode_options): flag_tree_sink is set at O1 or higher.
* timevar.def (TV_TREE_SINK): new timevar.
* tree-flow.h (is_hidden_global_store): Prototype.
* tree-optimize.c (init_tree_optimization_passes): Add
pass_sink_code.
* tree-pass.h (pass_sink_code): New.
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
for non-obvious global store store to is_hidden_global_store, and
call that new function.
* tree-ssa-sink.c: New file.
* doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
* doc/passes.texi: Document forward store motion.
* testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
* testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
* testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
* testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
From-SVN: r95750
* diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
and we have a non-zero column-number, add it to the message.
Also factor out the diagnostic_kind_text.
From-SVN: r95746
* cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
flow_loop_pre_header_scan, flow_loop_pre_header_find,
flow_loop_scan): Removed.
(flow_loop_dump): Do not dump removed fields.
(flow_loop_free): Do not free removed fields.
(flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
(loop_exit_edge_p): New function.
* cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
num_pre_header_edges, entry_edges, num_entries, exit_edges,
num_exits, exits_doms.
(LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
LOOP_EDGES, LOOP_ALL): Removed.
(flow_loop_scan): Declaration removed.
(loop_exit_edge_p, mark_loop_exit_edges): Declare.
* cfgloopmanip.c (create_loop_notes): Do not pass flags to
flow_loops_find.
* ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
(if_convert): Call flow_loops_find and flow_loops_free
when calling mark_loop_exit_edges.
* cfgloopanal.c (mark_loop_exit_edges): Moved from
ifcvt.c. Removed the flow_loops_find, flow_loops_free and
free_dominance_info calls.
* loop-init.c (flow_loops_find): Ditto.
* passes.c (rest_of_handle_branch_prob): Ditto.
* lambda-code.c (perfect_nestify): Do not call flow_loops_find.
* loop-unroll.c (analyze_insns_in_loop): Do not use
EDGE_LOOP_EXIT.
* predict.c (predict_loops): Do not call flow_loop_scan.
Use get_loop_exit_edges.
(tree_estimate_probability): Do not pass flags to flow_loops_find.
* tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
Do not use EDGE_LOOP_EXIT.
(tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
to bb_with_exit_edge_p.
(if_convertible_loop_p): Do not call flow_loop_scan. Use
loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
to bb_with_exit_edge_p.
(combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
EDGE_LOOP_EXIT.
* tree-loop-linear.c (linear_transform_loops): Do not call
flow_loop_scan. Use loop->single_exit.
* tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
(vect_analyze_loop_form): Do not call flow_loop_scan.
* tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
loop->single_exit.
(vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
loop->single_exit.
* tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
slpeel_tree_duplicate_loop_to_edge_cfg,
slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
Use loop_preheader_edge and loop->single_exit. Do not call
flow_loop_scan.
From-SVN: r95738
(thumb_find_work_register): Check all of the argument registers to see if they
are free, and a couple of special cases where the last argument register but
can be proved to be available during the function's prologue.
(print_multi_reg, arm_compute_save_reg0_reg12_mask, output_return_instruction,
emit_multi_reg_push, thumb_pushpop, thumb_unexpanded_epilogue): Use unsigned
long as the type for the register bit-mask.
(thumb_compute_save_reg_mask): Likewise. Also use thumb_find_work_register()
to ensure that there is agreement about which work register is going to be
used in the prologue.
(thumb_output_function_prologue): Use unsigned long as the type for the
register bit-mask. Also delay pushing the link register if other high
registers are going to be pushed.
(thumb_compute_save_reg_mask, emit_multi_reg_push, print_multi-reg,
number_of_first_bit_set, thumb_pushpop): Remove redundant prototypes.
From-SVN: r95736
cp:
PR c++/20232
* class.c (update_vtable_entry_for_fn): Don't crash on invalid
covariancy.
* cp-tree.g (THUNK_TARGET): Expand comment.
* method.c (use_thunk): Make sure we also use the target, if that
is a thunk.
testsuite:
PR c++/20232
* g++.dg/inherit/covariant12.C: New.
From-SVN: r95733
PR target/19819
* pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
and after reload in REG+REG indexed addresses without REG_POINTER
set in the base and not set in the index.
From-SVN: r95729
PR tree-optimization/20216
* tree-chrec.c (tree_fold_factorial): Delete.
(tree_fold_binomial): Change argument list to take a return type
and change the type of K to unsigned int. Rewrite to avoid explicit
evaluation of factorials, and (recursively) calling fold to perform
compile-time arithmetic. Return NULL on (internal) overflow.
(chrec_evaluate): Change type of K to an unsigned int. Avoid
calling tree_fold_binomial unnecessarily. Return chrec_dont_know
if any intermediate calculation overflows.
(chrec_apply): Update call to chrec_evaluate.
From-SVN: r95722
