gcc:
        * reload.c (find_reloads_subreg_address): Pass down TYPE
        unchanged.  Change all callers except find_reloads_toplev.
gcc/testsuite:
        * gcc.c-torture/execute/pr23135.c: New test.

From-SVN: r102706

	PR tree-optimization/23157
	* tree-scalar-evolution.c (scev_const_prop): Unshare trees
	before emitting them.

From-SVN: r102704

	* doc/contrib.texi: Mention crx.
	* doc/extend.texi: Document crx extensions.
	* doc/install.texi: Document crx install.
	* doc/invoke.texi: Document crx options.
	* doc/md.texi: Document crx constraints.

From-SVN: r102700

re PR tree-optimization/19899 (ICE: tree check: expected real_cst, have integer_cst in const_binop, at fold-const.c:1490 with -ftree-vectorize -msse2)

	PR tree-optimization/19899
	* Makefile.in (tree-scalar-evolution.o): Add real.h.
	* tree-scalar-evolution.c: Include real.h.
	(add_to_evolution): Build constant -1 of correct type.

	* gcc.dg/tree-ssa/scev-1.c: New test.
	* gcc.dg/tree-ssa/scev-2.c: New test.

From-SVN: r102695

	PR target/18582
	* testsuite/gcc.dg/torture/pr18582-1.c: New test.

From-SVN: r102690

	* cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
	* cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
	profile updating for complette unrolling.
	* loop-unroll.c (peel_loop_completely): Use it.
	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
	(tree_unroll_loops_completely): Disable code growing unrolling of cold
	loops.

	* update-conroll.c: New testcase.
	* update-conroll-2.c: New testcase.

From-SVN: r102687

2005-08-03  Paul Brook  <paul@codesourcery.com>

	* combine.c (can_change_dest_mode): New function.
	(try_combine, simplify_set): Use it.

From-SVN: r102686

	* config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
	TFmode to BLKmode.

From-SVN: r102685

	* doc/install.texi (Specific): Adjust link to openavr.org.
	(Specific): Remove broken reference to GCC 2.8.1 for OS/2.
	(Binaries): Adjust HP-UX Porting Center link.
	(Binaries): Adjust Free Software Foundation ordering link.
	(Binaries): Remove broken link to Sinix/Reliant Unix binaries.

From-SVN: r102683

convert.c (convert_to_integer): Use fold_build1 instead of build1 when converting an integer to an integer.

2005-08-03  Andrew Pinski  <pinskia@physics.uc.edu>

        * convert.c (convert_to_integer): Use fold_build1 instead of
        build1 when converting an integer to an integer.

From-SVN: r102680

        * combine.c (combine_instructions): Don't use reg_equal/equiv
        results if the mode doesn't match.

From-SVN: r102679

        * gfortran.dg/constant_substring.f: New test.
        * gfortran.dg/pr22491.f: New test.

From-SVN: r102677

	PR fortran/22491
	* expr.c (simplify_parameter_variable): Do not copy the subobject
	references if the expression value is a constant.

	* expr.c (gfc_simplify_expr): Evaluate constant substrings.

From-SVN: r102676

[[Split portion of a mixed commit.]]

From-SVN: r102673.2

	* config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
	* doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.

From-SVN: r102670

        PR 23196
        * explow.c (memory_address): Remove special-case for
        virtual_stack_vars_rtx and virtual_incoming_args_rtx.

From-SVN: r102668

From-SVN: r102667

	PR 23164
	* tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
	number of calls to cleanup_tree_cfg_1.

testsuite/ChangeLog

	PR 23164
	* g++.dg/tree-ssa/pr23164.C: New test.

From-SVN: r102666

	* doc/invoke.texi: document file extensions .F90 and .F95

From-SVN: r102661

2005-08-02  Richard Guenther  <rguenther@suse.de>

	* fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
	positive if its first argument is positive.

From-SVN: r102657

From-SVN: r102656

2005-08-02  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/23177
	* tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
	on TMR_TAG.

From-SVN: r102654

2005-08-02  James A. Morrison  <phython@gcc.gnu.org>

        PR tree-optimization/23129
        * tree-vrp.c (extract_range_from_binary_expr): Set value range to
        varying for divisions with anti-ranges.

From-SVN: r102653

[[Split portion of a mixed commit.]]

From-SVN: r102650.2

	* tree-ssa-dom.c (thread_across_edge): Remove updating here.
	(thread_block): Add it here.
	* update-threading.c: New test.

From-SVN: r102648

* config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
* config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
New.
* config/mips/predicates.md (const_call_insn_operand): Add check for
SYMBOL_REF_LONG_CALL_P.
* doc/extend.texi (long_call): Document the new attribute.

From-SVN: r102646

        * Makefile.in (RTL_BASE_H): Add real.h.
        * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
        instead of memcpy.
        * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
        directly.
        * rtl.c (rtl_check_failed_code_mode): New.
        * rtl.h (struct rtx_def): Add u.rv.
        (XCMWINT, XCNMPRV): New.
        (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
        (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.

Co-Authored-By: Richard Henderson <rth@redhat.com>

From-SVN: r102643

	PR libfortran/23178
	* intrinsics/flush.c (flush_i8): Add function flush_i8. Update
	copyright years.

From-SVN: r102641

        * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
        with auto-inc codes.

From-SVN: r102640

From-SVN: r102639

	* i386-protos.h (asm_preferred_eh_data_format): Declare.
	* i386.c: Include dwarf2.h
	(asm_preferred_eh_data_format): New.
	* i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.

From-SVN: r102638

host-linux.c (linux_gt_pch_get_address): Add new name randomize_va_space for virtual address randomization control.

	* config/host-linux.c (linux_gt_pch_get_address): Add new name
	randomize_va_space for virtual address randomization control.

From-SVN: r102636

2005-08-01  Andrew Pinski  <pinskia@physics.uc.edu>

        * gcc.c-torture/compile/20050801-1.c: New test.
        * gcc.c-torture/compile/20050801-2.c: New test.

From-SVN: r102634

From-SVN: r102632

	* common.opt (flag_ipa_cp): Put in right place to maintain
	alphabetic sort.

From-SVN: r102631

From-SVN: r102630

	* profile.c (compute_value_histograms): Fix thinko.
	* value-prof.c: Include toplev.h
	(check_counter): New function.
	(tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
	tree_mod_subtract_transform): Add sanity check.

	* val-prof-5.c: New test.

From-SVN: r102629

2005-08-01  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/23133
	* tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
	current functions parameter decls to find defs to cse
	reciprocals of.

From-SVN: r102628

re PR tree-optimization/23109 (compiler generates wrong code leading to spurious division by zero with -funsafe-math-optimizations (instead of -ftrapping-math))

2005-08-01  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/23109
	* tree-ssa-math-opts.c (execute_cse_reciprocals_1):
	If trapping math is in effect, use post-dominator information
	to check if we'd in any case reach a trapping point before
	doing the reciprocal insertion.
	(execute_cse_reciprocals): Compute post-dominators, if necessary.
	* tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
	expressions are invariant only if trapping math is not in effect.

From-SVN: r102627

From-SVN: r102626