Commit Graph

31447 Commits

Author SHA1 Message Date
Dirk Mueller 590b1f2d1f · Richard Guenther <rguenther@suse.de>
2007-01-18  Dirk Mueller  <dmueller@suse.de>
·           Richard Guenther <rguenther@suse.de>

·       PR diagnostic/8268
·       * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
·       * common.opt (Warray-bounds): Add new warning option.
·       * c-opts.c (c_common_handle_option): Define -Warray-bounds
·       if -Wall is given.
        * Makefile.in: make tree-vrp.o depend on toplev.h
·       * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
·       is enabled.
·       (check_array_refs, check_array_bounds, check_array_ref): New.

·       * gcc.dg/Warray-bounds.c: New testcase.
        * gcc.dg/Warray-bounds-2.c: New testcase.
        * g++.dg/warn/Warray-bounds.C: New testcase.
        * g++.dg/warn/Warray-bounds-2.C: New testcase.

From-SVN: r120898
2007-01-18 13:00:33 +00:00
Jan Hubicka 3253eafbda tree-ssa-ccp.c (ccp_finalize): Return if something changed.
* tree-ssa-ccp.c (ccp_finalize): Return if something changed.
	(execute_ssa_ccp): Return flags conditionally.
	* tree-ssa-propagate.c (substitue_and_fold): Return if something was
	changed.
	* tree-ssa-propagate.h (substitute_and_fold): Update prototype.

From-SVN: r120894
2007-01-18 09:11:57 +00:00
Steven Bosscher aeceeb06a1 cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
* cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
	the CLEANUP_CFGLAYOUT flag when in cfglayout mode.

	* Makefile.c (GTFILES): Add cfglayout.h.
	* gengtype.c (open_base_files): Likewise.
	* cfglayout.c (cfg_layout_function_footer,
	cfg_layout_function_header) Reindent to make gengtype happy.
	* cfglayout.h (cfg_layout_function_footer,
	cfg_layout_function_header): Add GTY(()) marker.

	* ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.

From-SVN: r120893
2007-01-18 08:17:06 +00:00
Ben Elliston 19b8c2d976 genautomata.c (write_automata): Include xstrerror output in the error message if...
* genautomata.c (write_automata): Include xstrerror output in the
	error message if writing the DFA description file fails.

From-SVN: r120891
2007-01-18 14:12:27 +11:00
H.J. Lu f8fdb5036d mips-protos.h (mips_output_external): Make it return void.
gcc/
2007-01-17  H.J. Lu  <hongjiu.lu@intel.com>

	* config/mips/mips-protos.h (mips_output_external): Make it
	return void.
	* config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
	* config/mips/mips.c (irix_output_external_libcall): Likewise.
	(extern_list): Likewise.
	(extern_head): Likewise.
	(TARGET_ASM_FILE_END): Likewise.
	(mips_file_end): Likewise.
	(mips_output_external): Rewritten.

From-SVN: r120880
2007-01-17 22:27:26 +00:00
Ben Elliston 495fb8cdd8 genpreds.c (write_insn_preds_c): Only write out the function body for regclass_for_constraint if...
* genpreds.c (write_insn_preds_c): Only write out the function
	body for regclass_for_constraint if we have register constraints.

From-SVN: r120879
2007-01-18 09:15:19 +11:00
Tom Tromey 4eb3e79538 sourcebuild.texi (libgcj Tests): Use sourceware.org.
* doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
	* doc/install.texi (Testing): Use sourceware.org.
	(Binaries): Likewise.
	(Specific): Likewise.
	* doc/contrib.texi (Contributors): Use sourceware.org.

From-SVN: r120873
2007-01-17 20:10:57 +00:00
Ian Lance Taylor e7fd0be47b Remove DOS line endings.
From-SVN: r120868
2007-01-17 19:33:24 +00:00
Anatoly Sokolov dd6d1f8c3f avr.h (AVR_HAVE_LPMX): New macro.
* config/avr/avr.h (AVR_HAVE_LPMX): New macro.
	(AVR_ENHANCED): Rename to ...
	(AVR_HAVE_MUL): ... new.
	(avr_enhanced_p): Rename to ...
	(avr_have_mul_p): ... new.
	(TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of 
	'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
	* config/avr/avr.c (avr_enhanced_p): Rename to ...
	(avr_have_mul_p): ... new.
	(base_arch_s): Rename 'enhanced' to 'have_mul'.
	(avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
	'avr_enhanced_p' and 'enhanced'.
	(ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use 
	AVR_HAVE_MUL instead of AVR_ENHANCED.
	* avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
	(mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3, 
	*mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL 
	instead of AVR_ENHANCED.
	(*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
	* libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
	(__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.

From-SVN: r120865
2007-01-17 21:42:58 +03:00
Ian Lance Taylor efb7e1e026 vec.h (VEC_reserve_exact): Define.
./:	* vec.h (VEC_reserve_exact): Define.
	(vec_gc_p_reserve_exact): Declare.
	(vec_gc_o_reserve_exact): Declare.
	(vec_heap_p_reserve_exact): Declare.
	(vec_heap_o_reserve_exact): Declare.
	(VEC_OP (T,A,reserve_exact)): New static inline function, three
	versions.
	(VEC_OP (T,A,reserve)) [all versions]: Remove handling of
	negative parameter.
	(VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
	(VEC_OP (T,A,copy)) [all versions]: Likewise.
	(VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
	* vec.c (calculate_allocation): Add exact parameter.  Change all
	callers.
	(vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
	(vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
	(vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
	(vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
	(vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
	(vec_heap_p_reserve_exact): New function.
	(vec_heap_o_reserve_exact): New function.
cp/:
	* class.c (add_method): Call VEC_reserve_exact rather than passing
	a negative size to VEC_reserve.

From-SVN: r120861
2007-01-17 17:42:10 +00:00
Jan Hubicka dd82a6c6f6 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
From-SVN: r120849
2007-01-17 11:16:24 +00:00
Eric Christopher 30fd45a0b2 config.gcc: Support core2 processor.
2007-01-17  Eric Christopher  <echristo@apple.com>

        * config.gcc: Support core2 processor.

From-SVN: r120846
2007-01-17 09:21:11 +00:00
Jan Hubicka 109c8d3934 tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing the names...
* tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
	the names, just unlink the chain so we don't crash on dangling pointers
	to dead SSA names.

From-SVN: r120837
2007-01-16 23:42:06 +00:00
Jan Hubicka 873aa8f548 cgraph.h (cgraph_decide_inlining_incrementally): Kill.
* cgraph.h (cgraph_decide_inlining_incrementally): Kill.
	* tree-pass.h: Reorder to make IPA passes appear toegher.
	(pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
	* cgraphunit.c (cgraph_finalize_function): Do not compute inling
	parameters, do not call early inliner.
	* ipa-inline.c: Update comments.  Include tree-flow.h
	(cgraph_decide_inlining): Do not compute inlining parameters.
	(cgraph_decide_inlining_incrementally): Return TODOs; assume to
	be called with function context set up.
	(pass_ipa_inline): Remove unreachable functions before pass.
	(cgraph_early_inlining): Simplify assuming to be called from the
	PM as local pass.
	(pass_early_inline): New pass.
	(cgraph_gate_ipa_early_inlining): New gate.
	(pass_ipa_early_inline): Turn into simple wrapper.
	(compute_inline_parameters): New function.
	(gate_inline_passes): New gate.
	(pass_inline_parameters): New pass.
	(apply_inline): Move here from tree-optimize.c
	(pass_apply_inline): New pass.
	* ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
	transforming.
	* tree-inline.c (optimize_inline_calls): Return TODOs rather than
	doing them by hand.
	(tree_function_versioning): Do not allocate dummy struct function.
	* tree-inline.h (optimize_inline_calls): Update prototype.
	* tree-optimize.c (execute_fixup_cfg): Export.
	(pass_fixup_cfg): Remove
	(tree_rest_of_compilation): Do not apply inlines.
	* tree-flow.h (execute_fixup_cfg): Declare.
	* Makefile.in (gt-passes.c): New.
	* passes.c: Include gt-passes.h
	(init_optimization_passes): New passes.
	(nnodes, order): New static vars.
	(do_per_function_toporder): New function.
	(execute_one_pass): Dump current pass here.
	(execute_ipa_pass_list): Don't dump current pass here.

From-SVN: r120835
2007-01-16 21:30:54 +00:00
Janis Johnson 70b81845bf dfp-bit.c (dfp_compare_op): Return separate value for NaN.
gcc/
	* config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
	(DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
gcc/testsuite/
	* gcc.dg/dfp/compare-special.h: New file.
	* gcc.dg/dfp/compare-special-32.c: New test.
	* gcc.dg/dfp/compare-special-64.c: New test.
	* gcc.dg/dfp/compare-special-128.c: New test.

From-SVN: r120830
2007-01-16 18:53:16 +00:00
David Edelsohn d0768f1953 darwin-ldouble.c: Build file for SOFT_FLOAT.
* config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
	(strong_alias): Define.
	(__gcc_qmul): Provide non-FMA for soft-float.
	(__gcc_qdiv): Same.
	(__gcc_qneg): New.
	(__gcc_qeq): New.
	(__gcc_qle): New.
	(__gcc_qge): New.
	(__gcc_qunord): New.
	(__gcc_stoq): New.
	(__gcc_dtoq): New.
	(__gcc_qtos): New.
	(__gcc_qtod): New.
	(__gcc_qtoi): New.
	(__gcc_qtou): New.
	(__gcc_itoq): New.
	(__gcc_utoq): New.
	(fmsub): New.
	* config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
	soft-float functions.
	* config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
	about long double soft float.

From-SVN: r120828
2007-01-16 11:03:26 -05:00
Dorit Nuzman 878aa81717 tree-vectorizer.h (is_pattern_stmt_p): New.
* tree-vectorizer.h (is_pattern_stmt_p): New.
        * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
        formatting (tabs instead of spaces). Cleanup and clarify setting
        of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
        * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
        (vectorizable_type_demotion): Check that types are integral.
        (vectorizable_type_promotion): Likewise.
        (vectorizable_store): Fix typo.  Eliminate new-line at end of
        comments.


Co-Authored-By: Tehila Meyzels <tehila@il.ibm.com>

From-SVN: r120825
2007-01-16 08:26:03 +00:00
Jan Hubicka 03b1d1341c tree-ssanames.c (release_dead_ssa_names): Remove invalidated cgraph edges too.
* tree-ssanames.c (release_dead_ssa_names): Remove invalidated
	cgraph edges too.

From-SVN: r120823
2007-01-16 06:48:23 +00:00
Eric Christopher 632ac2b491 ifcvt.c: Include vec.h, vecprim.h.
2007-01-15  Eric Christopher  <echristo@apple.com>

        * ifcvt.c: Include vec.h, vecprim.h.
        (check_cond_move_block): New argument regs.
        Reorganize. Add registers used to regs.
        (cond_move_process_if_block): Use regs set above as
        loop bounds.

From-SVN: r120822
2007-01-16 05:34:02 +00:00
Eric Christopher 7a292b24d6 darwin.h: Update copyright.
2007-01-15  Eric Christopher  <echristo@apple.com>

	    * config/darwin.h: Update copyright.
	    (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
	    (LINK_COMMAND_SPEC): Add -u.
	    (LINK_SPEC): Fix umbrella for above.

From-SVN: r120815
2007-01-16 02:05:47 +00:00
Joseph Myers af7a7593fa op-common.h, op-4.h: Update from glibc CVS.
* config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
	glibc CVS.

From-SVN: r120806
2007-01-15 23:56:32 +00:00
Tom Tromey 694032374b sourcebuild.texi (libgcj Tests): Don't mention jacks.
gcc
	* doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
	* doc/install.texi (Testing): Don't mention jacks.
	(Configuration): Document --enable-java-maintainer-mode.  Move
	--with-java-home to libgcj-specific section.  Document
	--with-ecj-jar.
	(Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
contrib
	* download_ecj: New file.

From-SVN: r120802
2007-01-15 21:49:31 +00:00
Jan Hubicka 7665f023e8 tree-ssa-dce.c (DCE_TODOs): New.
* tree-ssa-dce.c (DCE_TODOs): New.
	(propagate_necessity): Return if something changed.
	(eliminate_unnecessary_stmts): Likewise.
	(perform_tree_ssa_dce): Return TODO flags when needed.
	(pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.

From-SVN: r120797
2007-01-15 15:44:51 +00:00
Uros Bizjak 0ac45694f3 i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
* config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
	(fyl2x_extend<mode>xf3_i387): New insn pattern.
	(log<mode>2): Rename from logsf2 and logdf2 and macroize insn
	insn patterns using X87MODEF12 mode macro.  Extend operand 1
	to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
	(log10<mode>2): Ditto.
	(log2<mode>2): Ditto.
	(log1p<mode>2): Ditto.
	(logb<mode>2): Ditto.
	(fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
	(fyl2xp1_extend<mode>xf3_i387): New insn pattern.
	(*fxtractxf3_i387): Rename from *fxtractxf3.
	(fxtract_extend<mode>xf3_i387): New insn pattern.
	(ilogbsi2): Use match_dup 3, not match_operand:XF 3.

	* config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
	and gen_fyl2xxf3_i387().

From-SVN: r120792
2007-01-15 13:35:30 +01:00
Zdenek Dvorak b4c1c7e3bd loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
* loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
	* cfgloopmanip.c (fix_loop_placement): Made static.  Use
	get_loop_exit_edges.  Changed return type to bool.
	* cfgloop.h (fix_loop_placement): Declaration removed.

From-SVN: r120782
2007-01-14 20:07:42 +00:00
Dorit Nuzman acdc40dfd2 param.h (MIN_VECT_LOOP_BOUND): New.
* param.h (MIN_VECT_LOOP_BOUND): New.
        * params.def (MIN_VECT_LOOP_BOUND): New.
        * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
        argument - minimum threshold for number of iterations.
        * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
        argument to declaration.
        * tree-vect-analyze.c (vect_analyze_operations): Check value of
        MIN_VECT_LOOP_BOUND.
        * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
        slpeel_tree_peel_loop_to_edge with additional argument.
        (vect_do_peeling_for_alignment): Likewise.
        * doc/invoke.texi (min-vect-loop-bound): Document new param option.

From-SVN: r120770
2007-01-14 12:42:40 +00:00
Uros Bizjak 37fc8424ac re PR target/30413 (%z produces ICE for char operands)
PR target/30413
        * config/i386/i386.c (print_operand) ['z']: Output 'b' for
        operands of size 1.

testsuite/ChangeLog:

        PR target/30413
        * gcc.target/i386/pr30413.c: New test.

From-SVN: r120769
2007-01-14 12:14:20 +01:00
Jan Hubicka 326648f1bd tree-dfa.c (remove_referenced_var): New function.
* tree-dfa.c (remove_referenced_var): New function.
	* tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
	prune referenced vars list too.
	* tree-flow.h (remove_referenced_var): Declare.

From-SVN: r120767
2007-01-14 10:50:43 +00:00
Jan Hubicka 4437b50d21 tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs separately.
* tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
	separately.
	(remove_stmt_from_eh_region_fn): Do not remove call_exprs.
	(verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
	* except.h (verify_eh_throw_table_statements): Kill prototype.
	* cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
	into call exrepssions.
	* tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
	eh trhow verifier.
	* tree-cfg.c: Include pointer-set.h.
	(verify_node_sharing): Work on pointer set.
	(verify_eh_throw_stmt_node): New.
	(verify_stmts): Use pointers sets, verify throw_stmt.

From-SVN: r120766
2007-01-14 10:47:48 +00:00
Zdenek Dvorak 2a134b7364 ipa-reference.c (analyze_function): Consider also addresses taken in phi nodes.
* ipa-reference.c (analyze_function): Consider also addresses taken
	in phi nodes.

	* gcc.dg/20070112-1.c: New test.

From-SVN: r120757
2007-01-13 19:12:39 +00:00
Roger Sayle 8bcd6380d1 c-typeck.c (null_pointer_constant_p): Replace use of TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
* c-typeck.c (null_pointer_constant_p): Replace use of
	TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
	(build_c_cast): Likewise.

From-SVN: r120747
2007-01-13 05:39:57 +00:00
Roger Sayle d95787e646 tree.h (force_fit_type_double): Remove unused final argument.
* tree.h (force_fit_type_double): Remove unused final argument.
	* c-common.c (constant_expression_warning): Replace use of
	TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
	(convert_and_check): Likewise.
	(shorten_compare): Update call to force_fit_type_double.
	(c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
	* convert.c (convert_to_pointer): Update call to
	force_fit_type_double.
	* fold-const.c (force_fit_type_double): Remove overflowed_const
	argument.
	(int_const_binop, fold_convert_const_int_from_int,
	fold_convert_const_int_from_real, fold_div_compare,
	fold_sign_changed_comparison, fold_unary, fold_negate_const,
	fold_abs_const, fold_not_const): Remove the final argument from
	calls to force_fit_type_double.

From-SVN: r120746
2007-01-13 05:39:00 +00:00
Andrew Pinski 714f737ffa configure.ac: Set insn to "nop" for spu-*-* also.
2007-01-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        * configure.ac: Set insn to "nop" for spu-*-* also.
        * configure: Regenerate.

From-SVN: r120736
2007-01-12 15:03:48 -08:00
Olga Golovanevsky db9d500a22 Add BUILT_IN_FREE
From-SVN: r120732
2007-01-12 21:01:46 +00:00
Jan Hubicka 3d283195f7 re PR middle-end/30443 (4.3 internal compiler error: verify_cgraph_node failed)
PR tree-optimization/30443
	* tree-inline.c (tree_function_versioning): Do not optimize when
	cloning for inlining.

From-SVN: r120730
2007-01-12 18:07:57 +00:00
Zdenek Dvorak 6270df4c21 loop.texi: Document recording of loop exits.
* doc/loop.texi: Document recording of loop exits.
	* cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
	(update_single_exits_after_duplication,
	update_single_exit_for_duplicated_loop,
	update_single_exit_for_duplicated_loops): Removed.
	(duplicate_loop_to_header_edge): Do not call
	update_single_exits_after_duplication and
	update_single_exit_for_duplicated_loops.
	(loop_version): Do not update single_exit information.
	(fix_loop_structure): Use record_loop_exits instead of
	mark_single_exit_loops.
	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
	the lists of loop exits.
	* cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
	split_edge, merge_blocks): Update the lists of loop exits.
	* modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
	loop_optimizer_init.
	* loop-init.c (loop_optimizer_init): Call record_loop_exits instead
	of mark_single_exit_loops.
	(loop_optimizer_finalize): Call release_recorded_exits.
	* tree-ssa-loop.c (tree_loop_optimizer_init): Pass
	LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
	* tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
	update single exit information.
	* lambda-code.c (perfect_nestify): Ditto.
	* cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
	(mark_single_exit_loops): Removed.
	(alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
	get_exit_descriptions, rescan_loop_exit, record_loop_exits,
	dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
	functions.
	(get_loop_exit_edges, single_exit): Use recorded exit lists.
	(add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
	(verify_loop_structure): Verify consistency of the exit lists.
	(flow_loops_find): Use alloc_loop.  Initialize exits hash.
	(set_single_exit): Removed.
	* cfgloop.h (struct loop_exit): New function.
	(struct loop): single_exit_ field replaced by exits field.
	(LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
	(struct loops): Added exits hash.
	(mark_single_exit_loops, set_single_exit): Declaration removed.
	(release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.

From-SVN: r120728
2007-01-12 17:57:40 +00:00
Richard Sandiford 1cbe999f08 invoke.texi: Avoid use of @headitem.
gcc/
	* doc/invoke.texi: Avoid use of @headitem.

From-SVN: r120726
2007-01-12 15:27:42 +00:00
Richard Sandiford 192232e253 cse.c (cse_insn): Move HAVE_CC0 code after declarations.
gcc/
	* cse.c (cse_insn): Move HAVE_CC0 code after declarations.

From-SVN: r120719
2007-01-12 10:04:55 +00:00
Richard Sandiford 183dc04b83 install.texi: Fix m68k-*-* anchor and add m68k-*-* to the list of targets.
gcc/
	* doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
	list of targets.

From-SVN: r120718
2007-01-12 09:56:36 +00:00
Nathan Sidwell 648265890d 200x-xx-xx Nathan Sidwell <nathan@codesourcery.com> Richard Sandiford <richard@codesourcery.com>
gcc/
200x-xx-xx  Nathan Sidwell  <nathan@codesourcery.com>
	    Richard Sandiford  <richard@codesourcery.com>

	* doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
	* config/m68k/m68k.opt: Resort options.
	(mbitfield, mrtd, mshort): Remove RejectNegative properties.

Co-Authored-By: Richard Sandiford <richard@codesourcery.com>

From-SVN: r120717
2007-01-12 09:37:15 +00:00
Nathan Sidwell 7eb4f04449 200x-xx-xx Nathan Sidwell <nathan@codesourcery.com> Richard Sandiford <richard@codesourcery.com>
gcc/
200x-xx-xx  Nathan Sidwell  <nathan@codesourcery.com>
	    Richard Sandiford  <richard@codesourcery.com>

	* doc/invoke.texi: Document the macros that are defined by
	m68k's -mtune and -mhard-float options.
	* config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
	(m68k_cpp_cpu_family): Likewise.
	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
	of __ucfv*__ macros.  Define __mcffpu__ if generating code for
	ColdFire FPUs.  Define __mcf_cpu_* and __mcf_family_* macros.
	* config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
	(m68k_cpp_cpu_family): Likewise.

Co-Authored-By: Richard Sandiford <richard@codesourcery.com>

From-SVN: r120716
2007-01-12 09:36:17 +00:00
Richard Sandiford 9321405c4a m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68* macros besides mc68000 as tuning macros.
gcc/
	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
	macros besides mc68000 as tuning macros.  Use a switch statement
	to set them and mcpu32.

From-SVN: r120715
2007-01-12 09:35:13 +00:00
Julian Brown b101567e04 200x-xx-xx Julian Brown <julian@codesourcery.com>
gcc/
200x-xx-xx  Julian Brown  <julian@codesourcery.com>

	* config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
	(TARGET_68040_ONLY): Rename to...
	(TARGET_68040): ...this.
	* config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
	* config/m68k/m68k.md: Likewise.

From-SVN: r120714
2007-01-12 09:34:17 +00:00
Julian Brown 900ec02dfd 200x-xx-xx Julian Brown <julian@codesourcery.com> Nathan Sidwell...
gcc/
200x-xx-xx  Julian Brown  <julian@codesourcery.com>
	    Nathan Sidwell  <nathan@codesourcery.com>
	    Richard Sandiford  <richard@codesourcery.com>

	* config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
	the -mcpu= argument associated with the --with-cpu setting.
	Define M68K_DEFAULT_TUNE to the default -mtune= option,
	if different from the one implied by the -mcpu setting.
	Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
	using mcpu=FOO as the default CPU option.  Set target_cpu_default2.
	* doc/invoke.texi: Mention ColdFire in the introduction to the
	m68k options.  Document the new -march, -mcpu, -mtune, -mdiv,
	-mno-div and -mhard-float options.  Make -m68881 a synonym for
	-mhard-float.  Document the previously-undocumented -m5206e,
	-m528x, -m5307 and -m5407 options.  Tweak the existing option
	documentation for consistency.
	* doc/install.texi: Mention new --with-cpu arguments.
	* config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
	default CPU if neither -mcpu nor -march are specified.
	(ASM_CPU_SPEC): Pass down -mcpu and -march options.
	(TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
	TARGET_ISA*.  Set the legacy __mcf*__ cpu macros in the same way,
	using m68k_tune to decide between families that implement the
	same ISA.  Use m68k_tune to set __mcfv4e__.
	(FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
	(FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
	(FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
	(FL_ISA_C, FL_ISA_MMU): New macros.
	(MASK_COLDFIRE): Delete.
	(TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
	(TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
	(TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
	(TARGET_HARD_FLOAT): Do not define here.
	(TARGET_ISAAPLUS, TARGET_ISAC): New macros.
	(TUNE_68000): New macro.
	(TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
	(TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
	(TUNE_CFV2): Redefine in terms of m68k_tune.
	(uarch_type, target_device, fpu_type): New enums.
	(m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
	* config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
	(FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
	(FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
	(FL_FOR_isa_c): New macros.
	(m68k_isa): New enum.
	(m68k_target_selection): New structure.
	(all_devices, all_isas, all_microarchs): New tables.
	(m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
	(m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
	(MASK_ALL_CPU_BITS): Delete.
	(m68k_find_selection): New function.
	(m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
	Map the legacy target options to a combination of the new ones.
	(override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
	m68k_cpu_flags.  Handle M68K_DEFAULT_TUNE.  Use m68k_cpu_flags
	to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
	settings.
	* config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
	(m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
	properties.
	(m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
	(march=, mcpu=, mdiv, mhard-float, mtune=): New options.
	* config/m68k/m68k-devices.def: New file.

Co-Authored-By: Nathan Sidwell <nathan@codesourcery.com>
Co-Authored-By: Richard Sandiford <richard@codesourcery.com>

From-SVN: r120713
2007-01-12 09:32:59 +00:00
Richard Sandiford 0c004537ff 200x-xx-xx Richard Sandiford <richard@codesourcery.com> Nathan Sidwell <nathan@codesourcery.com>
gcc/
200x-xx-xx  Richard Sandiford  <richard@codesourcery.com>
	    Nathan Sidwell  <nathan@codesourcery.com>

	* config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
	(SUBTARGET_EXTRA_SPECS): New macros.
	* config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
	use %(asm_cpu_spec) instead.
	* config/m68k/m68k-none.h (ASM_SPEC): Likewise.
	* config/m68k/openbsd.h (ASM_SPEC): Likewise.
	* config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
	(EXTRA_SPECS): Rename to...
	(SUBTARGET_EXTRA_SPECS): ...this.

Co-Authored-By: Nathan Sidwell <nathan@codesourcery.com>

From-SVN: r120712
2007-01-12 09:29:14 +00:00
Nathan Sidwell 59fbf3cbc7 200x-xx-xx Nathan Sidwell <nathan@codesourcery.com> Richard Sandiford...
gcc/
200x-xx-xx  Nathan Sidwell  <nathan@codesourcery.com>
	    Richard Sandiford  <richard@codesourcery.com>
	    Julian Brown  <julian@codesourcery.com>

	* config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
	(m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
	to the configuration's default CPU.
	(m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
	Remove default masks.
	(m680[012]0-*-*): Set the default with_cpu to the first part of
	the target name.
	(m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
	(m68k*-*-linux): Extend the --with-cpu handling to...
	(m680[012]0-*-*, m68k*-*-*): ...these configurations.  Allow m68000
	and m68010.  Don't set target_cpu_default2.
	* doc/install.texi: Document --with-cpu for m68k.
	* config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
	* config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
	(M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
	(M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
	(ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
	(ASM_SPEC): Remove use of %(asm_cpu_default).
	(EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
	* config/m68k/linux.h (TARGET_DEFAULT): Delete.
	(CPP_SPEC): Merge definitions.  Do not handle __HAVE_68881__ here.
	* config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
	__HAVE_FPU__ if TARGET_HARD_FLOAT.
	(TARGET_DEFAULT): Delete.
	(EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
	cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
	(CPP_CPU_SPEC): Delete.
	(TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
	the appropriate string.
	(CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
	(CPP_SPEC): Define to NETBSD_CPP_SPEC.
	(ASM_SPEC): Don't use %(asm_default_spec).
	* config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
	TARGET_DEFAULT and add MASK_68881.
	* config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.

Co-Authored-By: Julian Brown <julian@codesourcery.com>
Co-Authored-By: Richard Sandiford <richard@codesourcery.com>

From-SVN: r120711
2007-01-12 09:28:34 +00:00
Richard Sandiford 3197c4892e config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
gcc/
	* config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
	(m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
	MASK_68010 alongside MASK_68020.
	* doc/invoke.texi: Document -m68010.
	* config/m68k/m68k.opt (m68010): New.
	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
	if TUNE_68010.
	(TUNE_68010): New macro.
	* config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
	(M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
	(M68K_CPU_m68332): Add MASK_68010.
	* config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
	fallback definition.
	* config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
	defines.
	* config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
	(m68k_handle_option): Handle OPT_m68010.  Add MASK_68010
	to all entries that use MASK_68020.
	(output_move_simode_const, output_move_himode, output_move_qimode)
	(output_move_stricthi, output_move_strictqi): Use TARGET_68010
	instead of TARGET_68020 to select clr behavior.  Remove comment
	about there being no TARGET_68010.
	* config/m68k/m68k.md: Likewise throughout.

From-SVN: r120710
2007-01-12 09:25:27 +00:00
Julian Brown 986e74d58e 200x-xx-xx Julian Brown <julian@codesourcery.com>
gcc/
200x-xx-xx  Julian Brown  <julian@codesourcery.com>

	* config/m68k/m68k.h (TARGET_ISAB): New macro.
	* config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
	* config/m68k/m68k.md: Likewise.

From-SVN: r120709
2007-01-12 09:23:35 +00:00
Julian Brown bb5bdf700e 200x-xx-xx Julian Brown <julian@codesourcery.com>
gcc/
200x-xx-xx  Julian Brown  <julian@codesourcery.com>

	* config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
	TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.

From-SVN: r120708
2007-01-12 09:22:22 +00:00
Julian Brown 9cf106c865 200x-xx-xx Julian Brown <julian@codesourcery.com>
gcc/
200x-xx-xx  Julian Brown  <julian@codesourcery.com>

	* config/m68k/m68k.h (TUNE_68040_60): New macro.
	* config/m68k/m68k.c (standard_68881_constant_p): Use it.
	* config/m68k/m68k.md: Likewise.

From-SVN: r120707
2007-01-12 09:20:49 +00:00