From-SVN: r118904

2006-11-16  Dirk Mueller  <dmueller@suse.de>

       * tree-vrp.c (get_value_range): Use XCNEW instead
       of XNEW and memset.
       (insert_range_assertions): Use XCNEWVEC instead
       of XNEWVEC and memset.
       (vrp_initialize): Same.
       (vrp_finalize): Same.
       * tree-ssa-ccp.c (ccp_initialize): Same.
       * predict.c (tree_bb_level_predictions): Same.
       * calls.c (expand_call): Same.
       * tree-ssa-copy.c (init_copy_prop): Same.
       (fini_copy_prop): Same.
       * tree-ssa-alias.c (get_ptr_info): Use GGC_CNEW instead
       of GGC_NEW and memset.

       * name-lookup.c (begin_scope): Use GGC_CNEW instead of
       GGC_NEW and memset.

From-SVN: r118903

	PR middle-end/26306
	* gimplify.c (gimplify_expr): Only force a load for references to
	non-BLKmode volatile values.
	* doc/implement-c.texi (Qualifiers implementation): Document the
	interpretation of what a volatile access is.
	* doc/extend.texi (C++ Extensions): Rework same documentation.

From-SVN: r118900

	* MAINTAINERS: Add myself and Daniel Berlin as loop optimizer
	maintainers.

From-SVN: r118894

	* config/rs6000/spe.md (frob_di_df_2): Handle non-offsettable
	memory operand.

From-SVN: r118889

	PR fortran/29391
	PR fortran/29489

	* simplify.c (simplify_bound): Fix the simplification of
	LBOUND/UBOUND intrinsics.
	* trans-intrinsic.c (simplify_bound): Fix the logic, and
	remove an erroneous assert.

	* gcc/testsuite/gfortran.dg/bound_2.f90: Add more checks.
	* gcc/testsuite/gfortran.dg/bound_3.f90: New test.

From-SVN: r118888

	* trans-decl.c (gfc_get_symbol_decl): Fix formatting.

	* io/open.c (new_unit): Format %d expects an int variable.
	* runtime/error.c (show_locus): Format %d expects an int variable.

From-SVN: r118887

	* arm.md (abssi2): Allow Thumb as well.	 Use an SImode scratch for
	Thumb.
	(arm_neg_abssi2): Renamed from neg_abssi2.
	(thumb_abssi2, thumb_neg_abssi2): New patterns with splitters.

From-SVN: r118884

i386.c (ix86_function_sseregparm): Fix comment: number of arguments passed to local functions in SSE registers is 3.

	* config/i386/i386.c (ix86_function_sseregparm): Fix comment:
	number of arguments passed to local functions in SSE registers is 3.

	* doc/invoke.texi (Function Attributes) [sseregparm]: Correct
	number of arguments passed in SSE registers to 3.

From-SVN: r118883

2006-11-16  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	PR target/29201
	* cfgrtl.c (rtl_delete_block): Move the code for getting last insn of
	bb to ...
	(get_last_bb_insn): ... new global function.
	(basic_block.h): Declare it.
	* haifa-sched.c (create_recovery_block): Use it.

2006-11-16  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	PR target/29201
	* gcc.c-torture/compile/pr29201.c: New test for ia64 target.

From-SVN: r118882

2006-11-15  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/29862
	* real.c (mpfr_from_real): Call mpfr_set_str before gcc_assert.

From-SVN: r118881

* data.c: Remove trailing periods from error messages.
* decl.c: Likewise.
* expr.c: Likewise.
* io.c: Likewise.
* match.c: Likewise.
* module.c: Likewise.
* options.c: Likewise.
* resolve.c: Likewise.
* symbol.c: Likewise.
* trans-io.c: Likewise.

From-SVN: r118880

* lang.opt: Rearrange entries back into ASCII order.

From-SVN: r118879

From-SVN: r118876

2006-11-15  Steven G. Kargl  <kargl@gcc.gnu.org>

        * gfortran.dg/import3.f90: Fix error message.

From-SVN: r118868

2006-11-15  Paul Brook  <paul@codesourcery.com>

	gcc/
	* config/arm/unwind-arm.c (_Unwind_GetDataRelBase,
	_Unwind_GetTextRelBase): Move from here ...
	* config/arm/pr-support.c (_Unwind_GetDataRelBase,
	_Unwind_GetTextRelBase): ... To here.

From-SVN: r118864

tree-ssa-loop-ivopts.c (get_address_cost): Make sure memory addresses we generate for testing are aligned.

	* tree-ssa-loop-ivopts.c (get_address_cost): Make sure memory
	addresses we generate for testing are aligned.

From-SVN: r118863

2006-11-15  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR tree-opt/29788
        * fold-const.c (fold_indirect_ref_1): Fold *&CONST_DECL down
        to what is the const decl is a place holder for.

2006-11-15  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR tree-opt/29788
        * gfortran.fortran-torture/compile/inline_1.f90:
        New testcase.

From-SVN: r118861

	* config/i386/i386.opt: New target option -mx87regparm.

	* config/i386/i386.h (struct ix86_args): Add x87_nregs, x87_regno,
	float_in_x87: Add new variables. mmx_words, sse_words: Remove.
	(X87_REGPARM_MAX): Define.

	* config/i386/i386.c (override_options): Error out for
	-mx87regparm but no 80387 support.
	(ix86_attribute_table): Add x87regparm.
	(ix86_handle_cconv_attribute): Update comments for x87regparm.
	(ix86_comp_type_attributes): Check for mismatched x87regparm types.
	(ix86_function_x87regparm): New function.
	(ix86_function_arg_regno_p): Add X87_REGPARM_MAX 80387 floating
	point registers.
	(init_cumulative_args): Initialize x87_nregs and float_in_x87
	variables.
	(function_arg_advance): Process x87_nregs and x87_regno when
	floating point argument is to be passed in 80387 register.
	(function_arg): Pass XFmode arguments in 80387 registers for local
	functions.  Pass SFmode and DFmode arguments to local functions
	in 80387 registers when flag_unsafe_math_optimizations is set.

	* reg-stack.c (convert_regs_entry): Disable NaN load for
	stack registers that are used for argument passing.

	* doc/extend.texi: Document x87regparm function attribute.
	* doc/invoke.texi: Document -mx87regparm.

testsuite/ChangeLog:

	* gcc.target/i386/x87regparm-1.c: New test.
	* gcc.target/i386/x87regparm-2.c: New test.
	* gcc.target/i386/x87regparm-3.c: New test.
	* gcc.target/i386/x87regparm-4.c: New test.

From-SVN: r118859

2006-11-15  Tobias Burnus  <burnus@net-b.de>

       * parse.c (parse_contained): Fix indention
         of one line.

From-SVN: r118858

fortran/
2006-11-15  Tobias Burnus  <burnus@net-b.de>

       PR fortran/27546
       * decl.c (gfc_match_import,variable_decl):
         Add IMPORT support.
         (gfc_match_kind_spec): Fix typo in gfc_error.
       * gfortran.h (gfc_namespace, gfc_statement):
         Add IMPORT support.
       * parse.c (decode_statement,gfc_ascii_statement,
         verify_st_order): Add IMPORT support.
       * match.h: Add gfc_match_import.
       * gfortran.texi: Add IMPORT to the supported
         Fortran 2003 features.

testsuite/
 2006-11-15  Tobias Burnus  <burnus@net-b.de>

       PR fortran/27546
       * gfortran.dg/import.f90: New test.
       * gfortran.dg/import2.f90: New test.
       * gfortran.dg/import3.f90: New test.

From-SVN: r118857

	* tree-flow.h (multiplier_allowed_in_address_p): Adjust prototype.
	* tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): New
	arg MODE; all callers changed.  Use it to determine validity per
	machine mode instead of using Pmode for all memory references.
	(get_address_cost): Likewise add and use new arg MEM_MODE.

From-SVN: r118856

2006-11-15  Rask Ingemann Lambertsen <rask@sygehus.dk>
	    J"orn Rennecke <joern.rennecke@st.com>

	* combine.c (likely_spilled_retval_1): Fix masking operation.
	(likely_spilled_retval_p): Use proper pattern for call to
	likely_spilled_retval_1.

Co-Authored-By: J"orn Rennecke <joern.rennecke@st.com>

From-SVN: r118855

	* config/bfin/bfin.c (legitimize_pic_address): Lose dead code
	that tests for CONSTANT_POOL_ADDRESS_P.

From-SVN: r118854

	* tree-ssa-loop-ivopts.c (determine_iv_costs): Fix formatting.

From-SVN: r118853

fortran/
2006-11-15  Tobias Burnus  <burnus@net-b.de>
            Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

       PR fortran/27588
       * trans-expr.c (gfc_conv_substring): Add bounds checking.
         (gfc_conv_variable, gfc_conv_substring_expr): Pass more
         arguments to gfc_conv_substring.

testsuite/
2006-11-15  Tobias Burnus  <burnus@net-b.de>

       PR fortran/27588
       * gfortran.dg/char_bounds_check_fail_1.f90: New test.


Co-Authored-By: Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>

From-SVN: r118852

fortran/
2006-11-15  Tobias Burnus  <burnus@net-b.de>

       PR fortran/29806
       * parse.c (parse_contained): Check for empty contains statement.

testsuite/
2006-11-15  Tobias Burnus  <burnus@net-b.de>

       PR fortran/29806
       * gfortran.dg/contains.f90: New test.
       * gfortran.dg/derived_function_interface_1.f90: Add a dg-warning.

From-SVN: r118851

	PR tree-optimization/29581
	* lambda-code.c (replace_uses_equiv_to_x_with_y): Add YINIT,
	REPLACEMENTS, FIRSTBSI arguments.  If initial condition or
	type is different between Y and USE, create a temporary
	variable, initialize it at the beginning of the body bb
	and use it as replacement instead of Y.

	* gcc.dg/pr29581-1.c: New test.
	* gcc.dg/pr29581-2.c: New test.
	* gcc.dg/pr29581-3.c: New test.
	* gcc.dg/pr29581-4.c: New test.
	* gfortran.dg/pr29581.f90: New test.

From-SVN: r118848

2006-11-15  Paolo Bonzini  <bonzini@gnu.org>

	PR middle-end/29753
	* gimplify.c (fold_indirect_ref_rhs): Use
	STRIP_USELESS_TYPE_CONVERSION rather than STRIP_NOPS.

From-SVN: r118845

2006-11-15  Bud Davis <bdavis9659@sbcglobal.net>

        PR fortran/28974
        * gfortran.h (gfc_expr): Add element which holds a splay-tree
        for the exclusive purpose of quick access to a constructor by
        offset.
        * data.c (find_con_by_offset): Use the splay tree for the search.
        (gfc_assign_data_value): Use the splay tree.
        (gfc_assign_data_value_range): ditto.
        * expr.c (gfc_get_expr): Initialize new element to null.
        (gfc_free_expr): Delete splay tree when deleting gfc_expr.

From-SVN: r118844

PR fortran/29702
* fortran/error.c (show_loci): Move column-offset calculation to
show_locus.
(show_locus): Remove blank lines before "Included in"
lines, clean up code, calculate column-offsets, print
column number is error-header lines as appropriate.
(error_integer): (new function) Print integer to error
buffer.
(error_print): Use error_integer, avoid possible buffer
overflows from buggy error formats.
* testsuite/lib/gfortran-dg.exp (gfortran-dg-test): Ignore column
numbers in error message headers.

From-SVN: r118843

* gfortran.h (GFC_MAX_LINE): Remove constant definition.
(gfc_option_t): Clarify comments.
* options.c: Set default line length limits to actual default
values, rather than flag values.
* scanner.c: Eliminate checking and handling of the
fixed/free_line_length flag values.

From-SVN: r118842

* lang.opt: Remove -fno-backend option.
* gfortran.h (gfc_option_t): Remove flag_no_backend.
* options.c (gfc_init_options): Remove flag_no_backend.
(gfc_handle_option): Remove -fno-backend option handler.
* parse.c (gfc_parse_file): Remove references to
gfc_option.flag_no_backend.

From-SVN: r118841

From-SVN: r118835

	* expmed.c (emit_store_flag_1): New function.
	(emit_store_flag): Call it.  If we can't find a suitable scc insn,
	try a cstore insn.
	* expr.c (do_store_flag): If we can't find a scc insn, try cstore.
	Use do_compare_rtx_and_jump.
	* arm.h (BRANCH_COST): Increase to 2 on Thumb.
	* arm.md (cstoresi4): New define_expand.
	(cstoresi_eq0_thumb, cstoresi_ne0_thumb): Likewise.
	(cstoresi_eq0_thumb_insn, cstore_ne0_thumb_insn): New patterns.
	(cstoresi_nltu_thumb, thumb_addsi3_addgeu): New patterns.

From-SVN: r118829

2006-11-14  Richard Guenther  <rguenther@suse.de>

        * gcc.target/i386/math-torture/math-torture.exp: Restrict
        to i?86 and x86_64 targets.

From-SVN: r118827

Add ability to generate DWARF pubtypes section if DEBUG_PUBTYPES_SECTION
is defined.  Also add dejagnu testcases for pubtypes.

From-SVN: r118826

	* 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  Eric Christopher  <echristo@apple.com>

        * configure: Regenerate with autoconf 2.59.

From-SVN: r118823

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