Commit Graph

77521 Commits

Author SHA1 Message Date
Caroline Tice
8970859455 Add ability to generate DWARF pubtypes section if DEBUG_PUBTYPES_SECTION is defined.
Add ability to generate DWARF pubtypes section if DEBUG_PUBTYPES_SECTION
is defined.  Also add dejagnu testcases for pubtypes.

From-SVN: r118826
2006-11-14 12:55:56 -08:00
Joseph Myers
f0c1ebb734 arm.h (FUNCTION_ARG_ADVANCE): Only adjust iwmmxt_nregs if TARGET_IWMMXT_ABI.
* config/arm/arm.h (FUNCTION_ARG_ADVANCE): Only adjust
	iwmmxt_nregs if TARGET_IWMMXT_ABI.
	* config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
	movv2si_internal): Support moves between core registers.

From-SVN: r118825
2006-11-14 20:36:28 +00:00
Eric Christopher
dd7f7a6ea4 configure: Regenerate with autoconf 2.59.
2006-11-14  Eric Christopher  <echristo@apple.com>

        * configure: Regenerate with autoconf 2.59.

From-SVN: r118823
2006-11-14 19:42:51 +00:00
Daniel Berlin
d75dbccd3c re PR tree-optimization/27755 (PRE confused by control flow)
2006-11-14  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/27755

	* tree-ssa-pre.c: Update comments.
	(bb_bitmap_sets): Add pa_in and  deferred member.
	(BB_DEFERRED): New macro.
	(maximal_set): New variable.
	(pre_stats): Add pa_insert member.
	(bitmap_set_and): Short circuit orig == dest.
	(bitmap_set_subtract_values): New function.
	(bitmap_set_contains_expr): Ditto.
	(translate_vuses_through_block): Add phiblock argument.
	(dependent_clean): New function.
	(compute_antic_aux): Update for maximal_set changes.
	(compute_partial_antic_aux): New function.
	(compute_antic): Handle partial anticipation.
	(do_partial_partial_insertion): New function.
	(insert_aux): Handle partial anticipation.
	(add_to_sets): Add to maximal set.
	(compute_avail): Ditto.
	(init_pre): Initialize maximal_set.
	(execute_pre): Do partial anticipation if -O3+.

From-SVN: r118821
2006-11-14 18:12:20 +00:00
Tobias Burnus
17339e8836 match.c (gfc_match_namelist): Add missing space to error message.
2006-11-14  Tobias Burnus  <burnus@net-b.de>

       * match.c (gfc_match_namelist): Add missing space to
         error message.

From-SVN: r118820
2006-11-14 18:31:00 +01:00
Mark Mitchell
1f3a64d10a re PR c++/29106 (sizeof(*var) in expression drops entire line of code out of compile)
PR c++/29106
	* g++.dg/init/self1.C: New test.

From-SVN: r118819
2006-11-14 17:15:08 +00:00
Joseph Myers
30cc554051 13450.cc: Do not test long double in IBM long double case.
* testsuite/26_numerics/complex/13450.cc: Do not test long double
	in IBM long double case.

From-SVN: r118814
2006-11-14 16:01:41 +00:00
Erven Rohou
467b1fc689 MAINTAINERS (Write After Approval): Add myself.
From-SVN: r118813
2006-11-14 16:45:55 +01:00
Tobias Burnus
9c213349ff re PR fortran/29657 (Don't allow SAVE for functions)
fortran/
2006-11-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/29657
	* symbol.c (check_conflict): Add further conflicts.

testsuite/
2006-11-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/29657
	* gfortran.dg/conflicts.f90: Add.

From-SVN: r118812
2006-11-14 16:35:36 +01:00
Paolo Bonzini
995a569727 Makefile.tpl (clean-stage*): Test separately for package/Makefile and stageN-package/Makefile.
2006-11-14  Paolo Bonzini  <bonzini@gnu.org>

	* Makefile.tpl (clean-stage*): Test separately for package/Makefile
	and stageN-package/Makefile.
	* Makefile.in: Regenerated.

From-SVN: r118810
2006-11-14 12:14:33 +00:00
Paolo Bonzini
6e0b633f6c re PR rtl-optimization/29798 (-O2 gives wrong results)
2006-11-14  Paolo Bonzini  <bonzini@gnu.org>

	PR rtl-optimization/29798

	* fwprop.c (use_killed_between): Check that DEF_INSN dominates
	TARGET_INSN before any other check.
	(fwprop_init): Always calculate dominators.
	(fwprop_done): Always free them.

2006-11-14  Paolo Bonzini  <bonzini@gnu.org>

	PR rtl-optimization/29798

	* gcc.c-torture/execute/pr29798.c: New.

From-SVN: r118808
2006-11-14 08:46:26 +00:00
Kaveh R. Ghazi
b7e85170cf fold-const.c (fold_strip_sign_ops): Handle COMPOUND_EXPR and COND_EXPR.
* fold-const.c (fold_strip_sign_ops): Handle COMPOUND_EXPR and
	COND_EXPR.

testsuite:
	* gcc.dg/builtins-20.c: Add more cases.

From-SVN: r118802
2006-11-14 05:08:46 +00:00
DJ Delorie
833bf445b0 m32c.c (m32c_prepare_shift): Use a separate temporary for intermediates.
* config/m32c/m32c.c (m32c_prepare_shift): Use a separate
temporary for intermediates.

From-SVN: r118798
2006-11-13 21:29:46 -05:00
Jie Zhang
8b3c6c5a91 configure.in: Remove target-libgloss from noconfigdirs for bfin-*-*.
* configure.in: Remove target-libgloss from noconfigdirs for
	bfin-*-*.
	* configure: Regenerated.

From-SVN: r118794
2006-11-14 00:45:33 +00:00
Jie Zhang
c8d6d53eef configure.in: Remove target-libgloss from noconfigdirs for bfin-*-*.
* configure.in: Remove target-libgloss from noconfigdirs for
	bfin-*-*.
	* configure: Regenerated.

From-SVN: r118793
2006-11-14 00:39:08 +00:00
GCC Administrator
df84fdf696 Daily bump.
From-SVN: r118791
2006-11-14 00:17:39 +00:00
Roger Sayle
07b183fda9 rtti.c (get_pseudo_ti_init): Ensure that the offset field of the base type info initializer has the correct type.
* rtti.c (get_pseudo_ti_init): Ensure that the offset field of the
	base type info initializer has the correct type.

From-SVN: r118785
2006-11-13 23:28:25 +00:00
Kaz Kojima
cb3d3842bb sh.c (expand_cbranchdi4): Initialize skip_label.
* config/sh/sh.c (expand_cbranchdi4): Initialize skip_label.
	(sh_optimize_target_register_callee_saved): #if 0 the code
	using NOTE_INSN_LOOP_{BEG,END}.

From-SVN: r118784
2006-11-13 23:08:24 +00:00
Roger Sayle
7c06f56575 fold-const.c (optimize_bit_field_compare): Recursively call fold when simplifying non-constant comparisons between bit-fields.
* fold-const.c (optimize_bit_field_compare): Recursively call
	fold when simplifying non-constant comparisons between bit-fields.

From-SVN: r118783
2006-11-13 23:02:41 +00:00
Jakub Jelinek
65280f6ca6 configure.ac: Add changequote around __LONG_DOUBLE_MATH_OPTIONAL test.
* configure.ac: Add changequote around __LONG_DOUBLE_MATH_OPTIONAL
	test.
	* configure: Rebuilt.

From-SVN: r118780
2006-11-13 23:38:21 +01:00
Daniel Jacobowitz
597c25e65d * tls.m4 (GCC_CHECK_TLS): Fall back to a link test.
From-SVN: r118777
2006-11-13 20:35:20 +00:00
Andrew Pinski
d296e02ef8 cell.md: New file.
2006-11-13  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        * config/rs6000/cell.md: New file.
        * config/rs6000/rs6000.c (rs6000_cell_dont_microcode): New
        variable.
        (ppccell_cost): New cost matrix.
        (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): Define.
        (rs6000_override_options): Set rs6000_always_hint to false
        for cell. Also align functions/lables/loops to 8byte
        for the Cell. Use PROCESSOR_CELL.
        (rs6000_emit_epilogue): Rename using_mfcr_multiple to
        using_mtcr_multiple.
        (rs6000_variable_issue): If the insn is a nonpipelined instruction
        on the Cell, return 0.
        (rs6000_adjust_cost): Add Cell cost adjustments.
        (is_microcoded_insn): Return true for Cell microcoded
        instructions.
        (is_nonpipeline_insn): New function.
        (rs6000_issue_rate): Add PROCESSOR_CELL.
        (rs6000_use_sched_lookahead): If Cell, then we should look ahead 8
        instructions.
        (rs6000_use_sched_lookahead_guard): New function.
        (rs6000_sched_reorder):  Reorder the ready list, if the second
        to last ready insn is a nonepipeline insn on the Cell.
        * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_CELL.
        (ASM_CPU_SPEC): Add Cell.
        * config/rs6000/rs6000.md (cpu): Add Cell.
        (cell_micro): New Attr.
        Include cell.md

From-SVN: r118776
2006-11-13 12:14:35 -08:00
Jakub Jelinek
e8116f4026 configure.ac (ld_vers): Parse GNU ld version 2.17.50.0.3-6 20060715 style versions.
* configure.ac (ld_vers): Parse GNU ld version 2.17.50.0.3-6 20060715
	style versions.
	* configure: Rebuilt.

From-SVN: r118775
2006-11-13 20:47:06 +01:00
Jakub Jelinek
b30c6a0d21 re PR fortran/29759 (ice on line continuation in OMP statements (gfc_next_char_literal, at fortran/scanner.c:701))
PR fortran/29759
	* fortran/scanner.c (skip_free_comments): Clear openmp_flag
	before returning true.

	* gfortran.dg/gomp/pr29759.f90: New test.

From-SVN: r118773
2006-11-13 20:42:55 +01:00
H.J. Lu
e7d459bd0b re PR middle-end/28915 (ICE: tree check: expected class 'constant', have 'declaration' (var_decl) in build_vector, at tree.c:973)
2006-11-12  Jason Merrill  <jason@redhat.com>
	    Andrew Pinski <pinskia@physics.uc.edu>

	PR middle-end/28915
	* gcc.target/i386/vectorize1.c: New.

From-SVN: r118771
2006-11-13 10:53:27 -08:00
Richard Guenther
63be4b32d1 i386.c (ix86_expand_lround): Handle expand_simple_binop return value.
2006-11-13  Richard Guenther  <rguenther@suse.de>

	* config/i386/i386.c (ix86_expand_lround): Handle expand_simple_binop
	return value.
	(ix86_expand_lfloorceil): Likewise.
	(ix86_expand_rint): Likewise.
	(ix86_expand_floorceildf_32): Likewise.
	(ix86_expand_floorceil): Likewise.
	(ix86_expand_rounddf_32): Likewise.
	(ix86_expand_truncdf_32): Likewise.
	(ix86_expand_round): Likewise.

From-SVN: r118769
2006-11-13 18:20:13 +00:00
Mark Mitchell
48ffd0efe9 re PR c++/29518 (rejects valid template argument, enums vs templates)
PR c++/29518
	* pt.c (coerce_template_parms): Do not skip_evaluation while
	substituting template arguments.
	PR c++/29518
	* g++.dg/template/static28.C: New test.

From-SVN: r118768
2006-11-13 17:49:43 +00:00
Mark Mitchell
a2c5ed873e re PR c++/29518 (rejects valid template argument, enums vs templates)
PR c++/29518
	* pt.c (coerce_template_parms): Do not skip_evaluation while
	substituting template arguments.
	PR c++/29518
	* g++.dg/template/static28.C: New test.

From-SVN: r118767
2006-11-13 17:48:28 +00:00
Carlos O'Donell
f4c0a30368 gcc.c: Organize search path variables into $prefix relative, and well-known native.
gcc/

2006-11-13  Carlos O'Donell  <carlos@codesourcery.com>
	    Mark Mitchell  <mark@codesourcery.com>

	* gcc.c: Organize search path variables into $prefix relative,
	and well-known native. Add comments.
	(add_sysrooted_prefix): Add comment.
	(process_command): If !gcc_exec_prefix add $prefix based paths.
	If *cross_compile == '0', add native well-known paths.
	Assert tooldir_base_prefix is always relative.
	(main): If print_search_dirs, and if gcc_exec_prefix is set,
	use this value for 'install:' path.
	* Makefile.in: Add GCC_EXEC_PREFIX to generated site.exp.

gcc/testsuite/

2006-11-13  Carlos O'Donell  <carlos@codesourcery.com>

	* lib/c-torture.exp: Use target-libpath.exp.
	* lib/target-libpath.exp (set_ld_library_path_env_vars): If present,
	set GCC_EXEC_PREFIX env var from global variable of same name.


Co-Authored-By: Mark Mitchell <mark@codesourcery.com>

From-SVN: r118765
2006-11-13 17:25:59 +00:00
H.J. Lu
8fbbf354fc i386.c: Fix a typo in comment.
2006-11-13  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c: Fix a typo in comment.

From-SVN: r118764
2006-11-13 07:29:21 -08:00
Michael Matz
7180bcb13f * genemit.c (gen_expand): Allocate enough memory.
From-SVN: r118762
2006-11-13 14:36:47 +00:00
Andrew Pinski
3e806a3df4 re PR fortran/26994 (Scalar TRANSFER - error: invalid operand to unary operator)
2006-11-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR fortran/26994
        * gfortran.fortran-torture/compile/transfer-1.f90:
        New testcase.

2006-11-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR fortran/26994
        * trans-expr.c (gfc_conv_expr_reference): Set TREE_STATIC on the
        new CONST_DECL.

From-SVN: r118761
2006-11-13 06:36:09 -08:00
Joseph Myers
46fb6400ee eh_globals.cc (__cxxabiv1::__cxa_get_globals): Initialize propagatingExceptions if __ARM_EABI_UNWINDER__.
* libsupc++/eh_globals.cc (__cxxabiv1::__cxa_get_globals):
	Initialize propagatingExceptions if __ARM_EABI_UNWINDER__.
	* libsupc++/eh_personality.cc (empty_exception_spec): Define
	separately in __ARM_EABI_UNWINDER__ case.

From-SVN: r118757
2006-11-13 13:28:28 +00:00
Joseph Myers
b54c93b7b8 bpapi.h (TARGET_BPABI_CPP_BUILTINS): Define __GXX_TYPEINFO_EQUALITY_INLINE but not __GXX_MERGED_TYPEINFO_NAMES.
gcc:
	* config/arm/bpapi.h (TARGET_BPABI_CPP_BUILTINS): Define
	__GXX_TYPEINFO_EQUALITY_INLINE but not
	__GXX_MERGED_TYPEINFO_NAMES.
	* config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Define
	__GXX_MERGED_TYPEINFO_NAMES.
	* config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
	__GXX_TYPEINFO_EQUALITY_INLINE.

libstdc++-v3:
	* libsupc++/typeinfo (__GXX_TYPEINFO_EQUALITY_INLINE): Define.
	Use instead of __GXX_MERGED_TYPEINFO_NAMES to condition inline
	definitions.
	* libsupc++/tinfo.cc (operator==): Condition on
	__GXX_TYPEINFO_EQUALITY_INLINE; check __GXX_MERGED_TYPEINFO_NAMES
	to determine algorithm.
	* libsupc++/tinfo2.cc (type_info::before): Likewise.

From-SVN: r118755
2006-11-13 13:10:17 +00:00
H.J. Lu
5da10ac71f re PR tree-optimization/29680 (Misscompilation of spec2006 gcc)
PR tree-optimization/29680
	* tree-ssa-operands.c (access_can_touch_variable): Revert fix for
	PR 14784.

	* gcc.dg/alias-11.c: New test.


Co-Authored-By: Zdenek Dvorak <dvorakz@suse.cz>

From-SVN: r118754
2006-11-13 12:37:29 +00:00
Jason Merrill
84816907e4 re PR middle-end/28915 (ICE: tree check: expected class 'constant', have 'declaration' (var_decl) in build_vector, at tree.c:973)
PR middle-end/28915
        * gimplify.c (gimplify_init_constructor): Don't reduce TREE_CONSTANT
        vector ctors.
        * tree-cfg.c (verify_expr): Don't look into TREE_CONSTANT
        vector ctors.
        * expmed.c (make_tree): Handle CONST, SYMBOL_REF.
        * tree.c (build_vector): Handle non-_CST elements.

Co-Authored-By: Andrew Pinski <pinskia@physics.uc.edu>

From-SVN: r118747
2006-11-13 03:16:11 -05:00
Kaz Kojima
329b3cc384 genemit.c (gen_insn): Call gen_exp with a non-null used when handling multiple insns.
* genemit.c (gen_insn): Call gen_exp with a non-null used
	when handling multiple insns.
	(gen_expand): Likewise.
	* reorg.c (emit_delay_sequence): Copy the delay slot insn.
	* config/sh/sh.md (ashrsi2_31+1): Copy operands[0].
	(movsi_const_16bit+1): Copy operands[1].
	(call_pcrel): Copy the call_site pattern.
	(call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.

From-SVN: r118746
2006-11-13 03:28:13 +00:00
Kaveh Ghazi
6d55dfe3a3 Add PR number to ChangeLog from a previous commit.
From-SVN: r118745
2006-11-13 03:02:14 +00:00
Roger Sayle
1b43b96773 fold-const.c (negate_expr_p): Correct/refine condition for transformations.
* fold-const.c (negate_expr_p) <PLUS_EXPR, MINUS_EXPR>: Correct/refine
	condition for transformations.  Use !HONOR_SIGN_DEPENDENT_ROUNDING
	&& !HONOR_SIGNED_ZEROS instead of flag_unsafe_math_optimizations.
	(fold_negate_expr) <PLUS_EXPR, MINUS_EXPR>: Likewise.

From-SVN: r118744
2006-11-13 02:55:22 +00:00
Daniel Berlin
163b858186 re PR java/29587 (jc1: out of memory allocating 4072 bytes after a total of 708630224 bytes)
2006-11-12  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/29587
	* tree-ssa-structalias.c (process_constraint): Don't
	mark address taken due only to escaped vars constraint.

From-SVN: r118742
2006-11-13 02:18:07 +00:00
Roger Sayle
3b279c7ae7 re PR rtl-optimization/29797 (Miscompiles bit test / set in OpenOffice)
2006-11-12  Michael Matz  <matz@suse.de>
	    Roger Sayle  <roger@eyesopen.com>

	PR rtl-optimization/29797
	* ifcvt.c (noce_try_bitop): Correct calculation of bitnum on
	BITS_BIG_ENDIAN targets.

	* gcc.c-torture/execute/pr29797-1.c: New test case.

From-SVN: r118740
2006-11-13 00:41:53 +00:00
GCC Administrator
d3a6450e36 Daily bump.
From-SVN: r118738
2006-11-13 00:17:41 +00:00
Kaveh R. Ghazi
5c5b21550c builtins.c (fold_builtin_cosh): New.
* builtins.c (fold_builtin_cosh): New.
	(fold_builtin_1): Use it.
	* fold-const.c (negate_mathfn_p): Add llround, lround, round,
	trunc to the list of "odd" functions.  Also add llrint, lrint,
	rint and nearbyint when flag_rounding_math is false.

testsuite:
	* gcc.dg/torture/builtin-symmetric-1.c: Add more cases.

From-SVN: r118733
2006-11-12 23:51:36 +00:00
Zdenek Dvorak
8f8bb1d200 tree-flow.h (name_mappings_registered_p): Declare.
* tree-flow.h (name_mappings_registered_p): Declare.
	* tree-into-ssa.c (name_mappings_registered_p): New function.
	* tree-cfg.c (tree_can_merge_blocks_p): Check
	name_mappings_registered_p instead of need_ssa_update_p.

From-SVN: r118732
2006-11-12 20:59:28 +00:00
Zdenek Dvorak
4d2280f60d tree-ssa-loop.c (tree_vectorize): Return the result of vectorize_loops.
* tree-ssa-loop.c (tree_vectorize): Return the result of
	vectorize_loops.
	* tree-vectorizer.c (vectorize_loops): Return TODO_cleanup_cfg
	if anything changed.
	* tree-vectorizer.h (vectorize_loops): Declaration removed.
	* tree-flow.h (vectorize_loops): Declaration changed.

From-SVN: r118731
2006-11-12 20:11:53 +00:00
Zdenek Dvorak
911b3fdbe3 tree-ssa-loop-prefetch.c (schedule_prefetches): Cleanup and improve comments.
* tree-ssa-loop-prefetch.c (schedule_prefetches): Cleanup and improve
	comments.
	(issue_prefetch_ref): Move assignment to write_p out of loop.
	(determine_unroll_factor): Do not take PARAM_MAX_UNROLL_TIMES and
	SIMULTANEOUS_PREFETCHES into account.
	(loop_prefetch_arrays): Do not pass ahead to determine_unroll_factor.
	* lambda-code.c (lcm): Renamed to ...
	(least_common_multiple): ... and exported.
	* tree-flow.h (least_common_multiple): Declare.

From-SVN: r118730
2006-11-12 20:05:49 +00:00
Zdenek Dvorak
946e1bc757 Makefile.in (tree-data-ref.o): Add langhooks.h dependency.
* Makefile.in (tree-data-ref.o): Add langhooks.h dependency.
	* tree-ssa-loop-niter.c (derive_constant_upper_bound):  Follow
	ud-chains.  Handle AND_EXPR.
	(record_estimate): Record whether the estimate is realistic
	and whether it is derived from a loop exit.
	(record_nonwrapping_iv, idx_infer_loop_bounds, infer_loop_bounds_from_ref,
	infer_loop_bounds_from_array, infer_loop_bounds_from_signedness): New
	functions.
	(compute_estimated_nb_iterations): Take only realistic bounds into
	account.  Set estimate_state.  Use double_ints.
	(infer_loop_bounds_from_undefined): Call infer_loop_bounds_from_array
	and infer_loop_bounds_from_signedness.  Do not consider basic blocks
	that do not have to be always executed.
	(estimate_numbers_of_iterations_loop): Set estimate_state, and use it
	to determine whether to call infer_loop_bounds_from_undefined
	and compute_estimated_nb_iterations.
	(n_of_executions_at_most): Use double_ints.
	(free_numbers_of_iterations_estimates_loop): Set estimate_state.
	(substitute_in_loop_info): Do not replace in estimated_nb_iterations.
	* double-int.c (double_int_to_tree): Improve comment.
	(double_int_fits_to_tree_p): New function.
	* double-int.h (double_int_fits_to_tree_p): Declare.
	* tree-data-ref.c: Include langhooks.h.
	(estimate_niter_from_size_of_data, estimate_iters_using_array): Removed.
	(analyze_array_indexes): Do not call estimate_niter_from_size_of_data.
	(analyze_array): Do not pass estimate_only argument to
	analyze_array_indexes.
	(get_number_of_iters_for_loop): Build tree from the stored double_int
	value.
	(get_references_in_stmt, find_data_references_in_stmt): New functions.
	(find_data_references_in_loop): Use find_data_references_in_stmt.
	* tree-data-ref.h (struct data_ref_loc_d): New.
	(get_references_in_stmt): Declare.
	(estimate_iters_using_array): Declaration removed.
	* cfgloop.h (struct nb_iter_bound): Change type of bound to
	double_int.  Improve comments.  Add is_exit and realistic
	fields.
	(struct loop): Changed type of estimated_nb_iterations to double_int.
	Added estimate_state field.
	(record_estimate): Declaration removed.

From-SVN: r118729
2006-11-12 19:58:05 +00:00
Zdenek Dvorak
47eb5b329b params.c (set_param_value): Initialize the "set" field.
* params.c (set_param_value): Initialize the "set" field.
	* params.h (struct param_info): Add "set" field.
	(PARAM_SET_P): New macro.
	(PREFETCH_LATENCY, SIMULTANEOUS_PREFETCHES, L1_CACHE_SIZE,
	L1_CACHE_LINE_SIZE): New macros.
	* toplev.c (DEFPARAM): Initialize the "set" field.
	* tree-ssa-loop-prefetch.c (PREFETCH_LATENCY,
	SIMULTANEOUS_PREFETCHES): Removed.
	(PREFETCH_BLOCK): Use L1_CACHE_LINE_SIZE.
	(tree_ssa_prefetch_arrays): Dump the values of the parameters.
	* config/sparc/sparc.c: Include params.h.
	(sparc_override_options): Set SIMULTANEOUS_PREFETCHES and
	L1_CACHE_LINE_SIZE parameters.
	* config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
	Removed.
	* config/i386/i386.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
	Removed.
	* config/i386/i386.c: Include params.h.
	(k8_cost): Change default value for SIMULTANEOUS_PREFETCHES.
	(override_options): Set SIMULTANEOUS_PREFETCHES and
	L1_CACHE_LINE_SIZE parameters.
	* config/sh/sh.h (SIMULTANEOUS_PREFETCHES): Removed.
	(OPTIMIZATION_OPTIONS): Set SIMULTANEOUS_PREFETCHES and
	L1_CACHE_LINE_SIZE parameters.
	* config/ia64/ia64.c (ia64_optimization_options): Set
	SIMULTANEOUS_PREFETCHES and L1_CACHE_LINE_SIZE parameters.
	* config/ia64/ia64.h (SIMULTANEOUS_PREFETCHES, PREFETCH_BLOCK):
	Removed.
	* params.def (PARAM_PREFETCH_LATENCY, PARAM_SIMULTANEOUS_PREFETCHES,
	PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE): New params.
	* doc/invoke.texi: Document new params.

From-SVN: r118728
2006-11-12 19:17:02 +00:00
Roger Sayle
015e23f400 re PR tree-optimization/13827 ((a & b) != (c & b) should be transformed to ((a^c) & b) !=0)
PR tree-optimization/13827
	* fold-const.c (fold_binary) <EQ_EXPR, NE_EXPR>: Fold (X&C) op (Y&C)
	as ((X^Y)&C) op 0.

	* gcc.dg/fold-eqand-1.c: New test case.

From-SVN: r118727
2006-11-12 18:41:31 +00:00
Zdenek Dvorak
c0493b13fb cfgloopmanip.c (update_single_exit_for_duplicated_loop, [...]): New functions.
* cfgloopmanip.c (update_single_exit_for_duplicated_loop,
	update_single_exit_for_duplicated_loops): New functions.
	(duplicate_loop_to_header_edge): Use
	update_single_exit_for_duplicated_loops.
	* tree-ssa-loop-manip.c (tree_unroll_loop): Call verification
	functions only with ENABLE_CHECKING.

From-SVN: r118726
2006-11-12 18:20:03 +00:00