re PR rtl-optimization/34522 (inefficient code for long long multiply when only low bits are needed)

2008-03-13  Paolo Bonzini  <bonzini@gnu.org>

	PR tree-opt/35422
	* gcc.target/i386/pr35422.c: Escape brackets.

From-SVN: r133163

	PR middle-end/35185
	* omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
	(lower_omp_2): New function.
	(lower_omp_1, lower_omp): Rewritten.

	* testsuite/libgomp.c++/pr35185.C: New test.

From-SVN: r133162

	PR 35054
	* doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
	with the phrase "Microsoft Windows compilers".
	(Push/Pop Macro Pragmas): New subsection. Document
	#pragma push_macro and pragma pop_macro.

From-SVN: r133161

2008-03-12  Paul Brook  <paul@codesourcery.com>

	gcc/
	* config/arm/arm.c (output_move_double): Prefer LDRD to LDM.

From-SVN: r133160

From-SVN: r133158

From-SVN: r133153

2008-03-12  Paul Brook  <paul@codesourcery.com>

	gcc/
	* config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
	(thumb2_alusi3_short): Exclude PLUS and MINUS.
	(thumb2_addsi_shortim): Rename ...
	(thumb2_addsi_short): ... to this.  Allow register operands.
	(thumb2_subsi_short): New pattern.
	(thumb2_one_cmplsi2_short,
	thumb2_negsi2_short): New patterns and peepholes.

From-SVN: r133152

2008-03-12  Paul Brook  <paul@codesourcery.com>

	gcc/
	* config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.

From-SVN: r133151

        * config/i386/i386.md (int_cond): New code iterator.
        (fp_cond): Ditto.
        ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
        sge, sgeu, sle and sleu expanders usign int_cond code iterator.
        ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
        sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
        ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
        bge, bgeu, ble and bleu expanders usign int_cond code iterator.
        ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
        bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.

From-SVN: r133150

2008-03-12  Paul Brook  <paul@codesourcery.com>

	gcc/
	* config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
	instead of {arm,thumb}_compute_save_reg_mask.
	(output_return_instruction): Ditto.
	(thumb_unexpanded_epilogue): Ditto.
	(thumb1_expand_prologue): Ditto.
	(thumb1_output_function_prologue): Ditto.
	(arm_set_return_address): Ditto.
	(thumb_set_return_address): Ditto.
	(arm_get_frame_offsets): Set offsets->saved_regs_mask.  Push extra
	regs to achieve stack alignment.
	(thumb1_compute_save_reg_mask): Fix compiler warning.
	(arm_output_epilogue): Use offsets->saved_regs_mask.
	Adjust stack pointer by poping call clobered registers.
	(arm_expand_prologue): Use offsets->saved_regs_mask.
	Adjust stack pointer by pushing extra registers.
	* gcc/config/arm.h (arm_stack_offsets): Add saved_regs_mask.

From-SVN: r133148

2008-03-12  Paolo Bonzini  <bonzini@gnu.org>

	* mangle.c (java_mangle_decl): Remove dead check.

From-SVN: r133146

re PR rtl-optimization/34522 (inefficient code for long long multiply when only low bits are needed)

2008-03-12  Paolo Bonzini  <bonzini@gnu.org>

	PR tree-opt/35422
	* fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
	conversion to the operands of a multiplication.

testsuite:
2008-03-12  Paolo Bonzini  <bonzini@gnu.org>

	PR tree-opt/35422
	* gcc.dg/vect/slp-7.c: Change target keywords required for vectorizing
	third loop.
	* gcc.target/i386/pr35422.c: New.

From-SVN: r133144

2008-03-12  Richard Guenther  <rguenther@suse.de>

	PR c++/35469
	Revert:
	2008-02-04  Richard Guenther  <rguenther@suse.de>

        PR java/35035
        * decl.c (record_builtin_java_type): Make jboolean a
        integer type again where its mode doesn't match that of bool.

	2008-01-25  Richard Guenther  <rguenther@suse.de>

        PR c++/33887
        * decl.c (record_builtin_java_type): Make __java_boolean
        a variant of bool.
        * typeck.c (structural_comptypes): Move TYPE_FOR_JAVA check
        after TYPE_MAIN_VARIANT check.

From-SVN: r133142

2008-03-12  Richard Guenther  <rguenther@suse.de>

	* Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
	(tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
	* timevar.def (TV_TREE_PHIPROP): Add.
	* tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
	pass description.  Use TV_TREE_PHIPROP.
	* tree-ssa-forwprop.c: Remove phiprop code.

From-SVN: r133140

	PR libfortran/35524
	* intrinsics/erfc_scaled_inc.c: Only define the long double
	variant of erfc_scaled if expl is available.

From-SVN: r133138

	PR middle-end/35549
	* omp-low.c (maybe_lookup_decl): Constify first argument.
	(use_pointer_for_field): Change last argument from bool to
	omp_context *.  Disallow shared copy-in/out in nested
	parallel if decl is shared in outer parallel too.
	(build_outer_var_ref, scan_sharing_clauses,
	lower_rec_input_clauses, lower_copyprivate_clauses,
	lower_send_clauses, lower_send_shared_vars): Adjust callers.

	* testsuite/libgomp.c/pr35549.c: New test.

From-SVN: r133136

2008-03-12  Victor Kaplansky  <victork@il.ibm.com>
            Ira Rosen  <irar@il.ibm.com>

        * tree-vectorizer.c (free_stmt_vec_info): New function.
        (destroy_loop_vec_info): Move code to free_stmt_vec_info().
        Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
        * tree-vectorizer.h (free_stmt_vec_info): Declare.
        * tree-vect-transform.c (vectorizable_conversion): Free
        vec_oprnds0 if it was allocated.
        (vect_permute_store_chain): Remove unused VECs.
        (vectorizable_store): Free VECs that are allocated in the..
        function.
        (vect_transform_strided_load, vectorizable_load): Likewise.
        (vect_remove_stores): Simplify the code.
        (vect_transform_loop): Move code to vect_remove_stores().
        Call vect_remove_stores() and free_stmt_vec_info().


Co-Authored-By: Ira Rosen <irar@il.ibm.com>

From-SVN: r133134

From-SVN: r133129

	* pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
	TARGET_HPUX.  Revise comment.
	(TARGET_LONG_PIC_PCREL_CALL): Revise comment.
	* pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
	Use sr4 variant of `be' instruction when not generating PIC code.
	(attr_length_call): Adjust for above change.

From-SVN: r133123

re PR tree-optimization/35403 (ipa-reference.c does not change a default initialized static variable to be readonly)

2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        * ipa-reference.c (static_execute): Remove module_statics_const and
        associated setting code.


2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR tree-opt/35403
        * gcc.dg/tree-ssa/ipa-reference-1.c: New testcase.

From-SVN: r133119

        PR target/35540
        * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
        constraint for operand 1.
        (paritysi2_cmp): Use register_operand constraint for operand 2.
        Use earlyclobber modifier for operand 1.  Remove support for
        memory operands.
        (paritydi2_cmp): Use register_operand constraint for operand 3.
        Use earlyclobber modifier for operand 1.  Remove support for
        memory operands.

testsuite/ChangeLog:

        PR target/35540
        * gcc.target/i386/pr35540.c: New test.

From-SVN: r133118

2008-03-11  Paul Brook  <paul@codesourcery.com>
	Vladimir Prus  <vladimir@codesourcery.com>

	* config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
	(arm_compute_save_reg0_reg12_mask): Always
	check if register 11 must be saved.  Always safe hard frame pointer
	when frame_pointer_needeed.
	(arm_compute_save_reg_mask): Save IP and PC
	only with apcs frames.
	(arm_output_epilogue): Adjust Thumb2 codepath to
	be also invoked and work for ARM non-apcs frames.
	(arm_expand_prologue): Don't bother saving IP
	for non-apcs frame, since it's not clobbered by
	prologue code.  Implement non-apcs frame
	layout.

From-SVN: r133117

2008-03-11  Paolo Bonzini  <bonzini@gnu.org>

	PR rtl-optimization/35281
	* expr.c (convert_move): Use a new pseudo for the intermediate
	from_mode->word_mode result.

From-SVN: r133116

2008-03-11  Paolo Bonzini  <bonzini@gnu.org>

        * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
        * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
        * toplev.c (compile_file): Don't call it.

fortran:
2008-03-11  Paolo Bonzini  <bonzini@gnu.org>

        * f95-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
        (gfc_be_parse_file): Call clear_binding_stack from here.
	(gfc_clear_binding_stack): Rename to clear_binding_stack.

java:
2008-03-11  Paolo Bonzini  <bonzini@gnu.org>

        * jcf-parse.c (java_parse_file): Assert binding levels are
        left in order.
        * lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, java_clear_binding_stack):
        Delete.

From-SVN: r133115

	* g++.dg/inherit/override-attribs.C: Require ilp32 x86 target.

From-SVN: r133111

* md5.c (md5_process_bytes): Do not assume that memcpy will
  provide a return value.

From-SVN: r133107

	PR middle-end/35526
	* expr.c (store_expr): Call emit_block_move if the mode
	of "temp" RTX is BLKmode.

testsuite/ChangeLog:

	PR middle-end/35526
	* g++.dg/torture/pr35526.C: New test.

From-SVN: r133106

	PR libfortran/32812
	* intrinsics/random.c (scramble_seed, unscramble_seed): New
	functions.
	(random_seed_i4): Scramble the seed the user gives us before
	storing it, and unscramble it when we return it back later.

From-SVN: r133104

2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
	Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/31358
	* tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
	the step with a NULL_TREE.
	* tree-ssa-loop-ivopts.c (find_bivs): Convert the step
	to sizetype if type is a pointer type.
	(add_candidate_1): Don't convert the base and step to
	the generic type if the orginal type is a pointer type.
	(add_iv_value_candidates): Use sizetype for the step
	if type is a pointer type.
	(cand_value_at): Likewise.
	* tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
	for pointer types.
	* tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
	Don't convert the tem affine to the type.
	(add_elt_to_tree): Use sizetype for the step if a pointer.
	Use POINTER_PLUS_EXPR for pointers.
	(aff_combination_to_tree): Use sizetype for the step if a
	pointer.

Co-Authored-By: Richard Guenther <rguenther@suse.de>

From-SVN: r133102

From-SVN: r133100

libjava
2008-03-10  Jim Meyering  <meyering@redhat.com>
        Don't leak upon failed realloc.
        * gnu/classpath/natSystemProperties.cc
        (SystemProperties::insertSystemProperties):
libjava/classpath
2008-03-10  Jim Meyering  <meyering@redhat.com>
        Don't leak upon failed realloc.
        * native/jni/classpath/jcl.c (JCL_realloc): Upon failed realloc,
        free the original buffer before throwing the exception.

From-SVN: r133094

2008-03-10  Vladimir Makarov  <vmakarov@redhat.com>

	* config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
	Remove commutativity hint.

From-SVN: r133093

2008-03-10  Janis Johnson  <janis187@us.ibm.com>

	* patch_tester.sh (initialization): Initialize svnpatch and stop.
	(usage): Add -svnpath and -stop.	
	(makedir): New.
	(argument handling): Process -stop and -svnpath.
	(setup code): Use makedir, error out if initial svn checkout fails.
	(update): Use svnpath.  Invoke contrib/gcc_update.
	(apply_patch): Require that patch was created at top level.  Use eval
	with option variables.  Don't use bootstrap target for make.  Verify
	that some tests were run.
	(bootntest_patched): Use snvpath.
	(main loop): For -stop, exit when there are no more patches to test.

From-SVN: r133092

	PR c++/35328
	* semantics.c (finish_omp_clauses): Look through NOP_EXPR even
	if errorcount.

	* g++.dg/gomp/pr35328.C: New test.

From-SVN: r133087

	PR c++/35337
	* semantics.c (finish_omp_clauses): Use %qD instead of %qE for
	DECL_P in not a variable and appears more than once error messages.

	* g++.dg/gomp/pr35337.C: New test.

From-SVN: r133086

	PR c/35438
	PR c/35439
	* c-parser.c (c_parser_omp_threadprivate): Don't add vars with
	errorneous type.  Check that v is a VAR_DECL.

	* gcc.dg/gomp/pr35438.c: New test.
	* gcc.dg/gomp/pr35439.c: New test.

From-SVN: r133085

	PR middle-end/35099
	* tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.

	* g++.dg/gomp/pr35099.C: New test.

From-SVN: r133084

trans.c (emit_range_check): Do not emit the check if the base type of the expression is the type against...

	* trans.c (emit_range_check): Do not emit the check if the base type
	of the expression is the type against which its range must be checked.

From-SVN: r133083

gcc/

2008-03-10  H.J. Lu  <hongjiu.lu@intel.com>

	PR tree-optimization/35494
	* tree-ssa-ccp.c (get_symbol_constant_value): Check if value
	may be overriden at link and run time.

gcc/testsuite/

2008-03-10  H.J. Lu  <hongjiu.lu@intel.com>

	PR tree-optimization/35494
	* g++.dg/tree-ssa/ssa-store-ccp-1.C: New.
	* gcc.dg/tree-ssa/ssa-store-ccp-2.c: Likewise.
	* gcc.dg/tree-ssa/ssa-store-ccp-3.c: Likewise.
	* gcc.dg/tree-ssa/ssa-store-ccp-4.c: Likewise.

From-SVN: r133082

2008-03-10  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/34677
	* tree-ssa-pre.c (modify_expr_node_pool): Remove.
	(poolify_tree): Likewise.
	(modify_expr_template): Likewise.
	(poolify_modify_stmt): Likewise.
	(insert_fake_stores): Handle all component-ref style stores
	in addition to INDIRECT_REF.  Also handle complex types.
	Do not poolify the inserted load.
	(realify_fake_stores): Do not rebuild the tree but only
	make it a SSA_NAME copy.
	(init_pre): Remove initialzation of modify_expr_template.
	Do not allocate modify_expr_node_pool.
	(fini_pre): Do not free modify_expr_node_pool.

	* gcc.dg/tree-ssa/loadpre23.c: New testcase.
	* gcc.dg/tree-ssa/loadpre24.c: Likewise.
	* gcc.dg/tree-ssa/loadpre25.c: Likewise.

From-SVN: r133081