From-SVN: r46866

	* expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
	(clear_storage): Likewise, for OBJECT.

From-SVN: r46865

        * pa.c (emit_move_sequence): Fix SUBREG expression to
        use proper byte offset when extending a constant from
        SImode to DImode.

From-SVN: r46864

	* cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
	which cannot throw.

From-SVN: r46863

explow.c (convert_memory_address, [...]): Only return inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.

	* explow.c (convert_memory_address, case SUBREG): Only return
	inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.

From-SVN: r46862

        * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
        (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
        (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.

From-SVN: r46860

From-SVN: r46859

	* dwarf2out.c (debug_str_hash): New.
	(struct indirect_string_node): New.
	(struct dw_val_struct): Change type of val_str to it.
	(DEBUG_STR_SECTION_FLAGS): Define.
	(add_AT_string): Push string into hashtable, increment reference
	counter.
	(AT_string): Return string from ht_identifier.
	(AT_string_form): New.
	(free_AT): For dw_val_class_str, just decrement reference counter.
	(size_of_string): Remove.
	(size_of_die): Use AT_string_form to decide what size the string
	occupies in DIE.
	(size_of_pubnames): Use strlen instead of size_of_string.
	(value_format): Use AT_string_form for dw_val_class_str.
	(output_die): Output DW_FORM_strp strings using
	dw2_asm_output_offset.
	(indirect_string_alloc, output_indirect_string): New.
	(dwarf2out_finish): Emit .debug_str strings if there are any.

From-SVN: r46858

* configure.target: Add os_include_dir for mingw32* target.
* docs/html/17_intro/porting.texi: Mention mingw32 as target benefiting from
_GLIBCPP_AVOID_FSEEK.
* config/os/mingw32/bits/ctype_base.h: New file.
* config/os/mingw32/bits/ctype_inline.h: New file.
* config/os/mingw32/bits/ctype_noninline.h: New file.
* config/os/mingw32/bits/os_defines.h: New file.

From-SVN: r46857

* configure.in: Add AC_ARG_PROGRAM to support program name
transformation with --program-prefix, --program-suffix and
--program-transform-name.
* Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
program_transform_name the way suggested by autoconf.
(GCC_TARGET_INSTALL_NAME): Define.
(install-driver): Use the transformed target alias name.


* Make-lang.in (CXX_INSTALL_NAME, GXX_CROSS_NAME,
DEMANGLER_CROSS_NAME): Handle program_transform_name the way
suggested by autoconf.
(GXX_TARGET_INSTALL_NAME, CXX_TARGET_INSTALL_NAME): Define.
(c++.install-common): Use the transformed target alias names.

* Make-lang.in (G77_INSTALL_NAME, G77_CROSS_NAME): Handle
program_transform_name the way suggested by autoconf.

* Make-lang.in (JAVA_INSTALL_NAME, JAVA_CROSS_NAME): Handle
program_transform_name the way suggested by autoconf.
(java.install-common): Also transform auxiliary program names with
program_transform_name.

From-SVN: r46856

mips.c (save_restore_insns): Remove GP from the restore registers mask early instead of special casing it...

        * config/mips/mips.c (save_restore_insns): Remove GP from the
        restore registers mask early instead of special casing it inside
        the loop.

From-SVN: r46853

	* cp/decl.c (shadow_warning): New function.
	(pushdecl): Improve -Wshadow warnings.  Don't give both a warning
	and an error when a block scope decl shadows a parameter.

	* g++.dg/warn/Wshadow-1.C: New tests.
	* g++.old-deja/g++.mike/for3.C: Update.

From-SVN: r46852

        * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
        case as well.

From-SVN: r46851

2001-11-07  Aldy Hernandez  <aldyh@redhat.com>

	 * objc-api.h (_C_VECTOR): New.

	 * encoding.c (VECTOR_TYPE): New.

From-SVN: r46849

pa.md (negdf2, negsf2): Use multiplication rather than subtraction to implement floating negation on...

	* pa.md (negdf2, negsf2): Use multiplication rather than subtraction
	to implement floating negation on processors prior to PA 2.0.

From-SVN: r46847

	* parse.y (trap_overflow_corner_case): New rule.
	(unary_expression): Use it.
	* lex.c (java_init_lex): Don't set minus_seen.
	(yylex): Don't use minus_seen.  Communicate overflow to parser for
	it to handle.
	(error_if_numeric_overflow): New function.
	* parse.h (minus_seen): Removed field.
	(JAVA_RADIX10_FLAG): New define.

From-SVN: r46846

	* parse.y (case_label_list): New global.
	(goal): Register case_label_list with GC.
	(java_complete_lhs): Save new case on case_label_list.
	(patch_switch_statement): Check for duplicate case labels.

From-SVN: r46845

From-SVN: r46844

	* dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
	(USE_LINKONCE_INDIRECT): Define.
	(dw2_output_indirect_constant_1): Try to output indirect constants
	into linkonce sections if possible.
	(dw2_force_const_mem): Likewise.  Register indirect_pool with GGC.
	(dw2_output_indirect_constants): Likewise.

From-SVN: r46843

From-SVN: r46842

2001-11-08  Toon Moene  <toon@moene.indiv.nluug.nl>

	* Make-lang.in: Add rules for building g77.1.
	* invoke.texi: Add man page stuff.  Move indexing
	from g77.texi to here.
	* g77.texi: Remove indexing specific to invoke.texi.
	* news.texi: Document that g77.1 is now a generated
	file.

From-SVN: r46840

From-SVN: r46839

	* c-decl.c (pushdecl): Remove file and line.
	* c-typeck.c (pop_init_level): Remove size.

From-SVN: r46838

	* darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT to 64.

	* linux64.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT to 64.

From-SVN: r46837

2001-11-07  Nathan Myers  <ncm@cantrip.org>

	* docs/html/faq/index.html (5.8):  New entry on ABIs.
	* docs/html/faq/index.txt:  Regenerate.

From-SVN: r46836

From-SVN: r46835

2001-11-07  Alexandre Petit-Bianco  <apbianco@redhat.com>

	* parse.y (patch_assignment): Removed unused third argument.
	(java_complete_lhs): Removed unused third argument to patch_assignment.

( http://gcc.gnu.org/ml/gcc-patches/2001-11/msg00469.html )

From-SVN: r46834

	* doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
	for rs6000.

	* config/rs6000/rs6000.h (MASK_ALTIVEC): New.
	(TARGET_ALTIVEC): New.
	(TARGET_SWITCHES): Add altivec.
	(FIRST_PSEUDO_REGISTER): Change to 109.
	(CALL_USED_REGISTERS): Same.
	(FIRST_ALTIVEC_REGNO): New.
	(LAST_ALTIVEC_REGNO): New.
	(ALTIVEC_REGNO_P): New.
	(UNITS_PER_ALTIVEC_WORD): New.
	(ALTIVEC_VECTOR_MODE): New.
	(FIXED_REGISTERS): Add altivec registers.
	(REG_ALLOC_ORDER): Same.
	(HARD_REGNO_NREGS): Adjust for altivec registers.
	(HARD_REGNO_MODE_OK): Same.
	(MODES_TIEABLE_P): Same.
	(REGISTER_MOVE_COST): Same.
	(REGNO_REG_CLASS): Same.
	(reg_class): Add ALTIVEC_REGS.
	(REG_CLASS_NAMES): Same.
	(REG_CLASS_CONTENTS): Same.
	(REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
	(ALTIVEC_ARG_RETURN): New.
	(FUNCTION_VALUE): Handle VECTOR_TYPE.
	(LIBCALL_VALUE): Handle altivec vector modes.
	(VECTOR_MODE_SUPPORTED_P): New.
	(ALTIVEC_ARG_MIN_REG): New.
	(ALTIVEC_ARG_MAX_REG): New.
	(ALTIVEC_ARG_NUM_REG): New.
	(FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
	(FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
	(REGISTER_NAMES): Add altivec regs.
	(DEBUG_REGISTER_NAMES): Same.
	(ADDITIONAL_REGISTER_NAMES): Same.
	(rs6000_builtins): New.
	(MD_EXPAND_BUILTIN): New.
	(MD_INIT_BUILTINS): New.
	(LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
	for AltiVec instructions.
	(LEGITIMATE_LO_SUM_ADDRESS_P): Same.
	(HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
	registers.
	(SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
	(TARGET_SWITCHES): Add no-altivec.
	(DATA_ALIGNMENT): Align vectors to 128 bits.
	(TARGET_OPTIONS): Add abi= option.
	Add rs6000_abi_string extern.
	(LOCAL_ALIGNMENT): New.
	(CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
	(MASK_ALTIVEC_ABI): New.
	(TARGET_ALTIVEC_ABI): New.
	(CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
	call-saved.
	(STACK_BOUNDARY): Adjust for altivec.
	(BIGGEST_ALIGNMENT): Same.
	(rs6000_args): Add vregno.
	(USE_ALTIVEC_FOR_ARG_P): New.
	(FIXED_REGISTERS): Add vrsave register.
	(CALL_USED_REGISTERS): Same.
	(CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
	(VRSAVE_REGNO): New.
	(reg_class): Add VRSAVE_REGS.
	(REG_CLASS_NAMES): Same.
	(REG_CLASS_CONTENTS): Same.
	(REGNO_REG_CLASS): Same.

	* config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
	(ABI_STACK_BOUNDARY): Same.
	(BIGGEST_ALIGNMENT): Same.
	(ADJUST_FIELD_ALIGN): Remove undef.  Define anew.
	(ROUND_TYPE_ALIGN): Same.

	* config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
	to 64.

	* config/rs6000/rs6000.c (rs6000_expand_builtin): New.
	(altivec_expand_builtin): New.
	(altivec_init_builtins): New.
	(TARGET_EXPAND_BUILTIN): New.
	(TARGET_INIT_BUILTINS): New.
	(rs6000_init_builtins): New.
	(struct builtin_description): New.
	(bdesc_2arg): New.
	(rs6000_reg_names): Add altivec registers.
	(alt_reg_names): Same.
	(secondary_reload_class): Altivec regs can hold altivec regs and
	memory.
	(rs6000_emit_move): Force constants into memory for AltiVec moves.
	(print_operand): Add 'y' case for printing altivec memory
	operands.
	(rs6000_legitimize_address): Legitimize vector addresses into
	[REG+REG] or [REG].
	(altivec_expand_binop_builtin): New.
	New string rs6000_current_abi.
	(rs6000_override_options): Call rs6000_parse_abi_options.
	(rs6000_parse_abi_options): New.
	(function_arg_boundary): Vector arguments must be 16
	byte aligned.
	(function_arg_advance): Handle vector arguments.
	(function_arg_partial_nregs): Same.
	(init_cumulative_args): Same.
	(function_arg): Same.

	* config/rs6000/rs6000.md (altivec_lvx): New.
	(type): Add altivec attribute.
	(movv4si): New.
	(*movv4si_internal): New.
	(movv16qi): New.
	(*movv16qi_internal): New.
	(movv8hi): New.
	(*movv8hi_internal1): New.
	(movv4sf): New.
	(*movv4sf_internal1): New.
	(altivec_stvx): New.
	(vaddubm): New.
	(vadduhm): New.
	(vadduwm): New.
	(vaddfp): New.
	(vaddcuw): New.
	(vaddubs): New.
	(vaddsbs): New.
	(vadduhs): New.
	(vaddshs): New.
	(vadduws): New.
	(vaddsws): New.
	(vand): New.
	(vandc): New.
	(vavgub): New.
	(vavgsb): New.
	(vavguh): New.
	(vavgsh): New.
	(vavguw): New.
	(vavgsw): New.
	(vcmpbfp): New.
	(vcmpequb): New.
	(vcmpequh): New.
	(vcmpequw): New.
	(vcmpeqfp): New.
	(vcmpgefp): New.
	(vcmpgtub): New.
	(vcmpgtsb): New.
	(vcmpgtuh): New.
	(vcmpgtsh): New.
	(vcmpgtuw): New.
	(vcmpgtsw): New.
	(vcmpgtfp): New.
	(vcmpgefp): New.
	(vcmpgtub): New.
	(vcmpgtsb): New.
	(vcmpgtuh): New.
	(vcmpgtsh): New.
	(vcmpgtuw): New.
	(vcmpgtsw): New.
	(vcmpgtfp): New.
	(vmaxub): New.
	(vmaxsb): New.
	(vmaxuh): New.
	(vmaxsh): New.
	(vmaxuw): New.
	(vmaxsw): New.
	(vmaxfp): New.
	(vmrghb): New.
	(vmrghh): New.
	(vmrghw): New.
	(vmrglb): New.
	(vmrglh): New.
	(vmrglw): New.
	(vminub): New.
	(vminsb): New.
	(vminuh): New.
	(vminsh): New.
	(vminuw): New.
	(vminsw): New.
	(vminfp): New.
	(vmuleub): New.
	(vmulesb): New.
	(vmuleuh): New.
	(vmulesh): New.
	(vmuloub): New.
	(vmulosb): New.
	(vmulouh): New.
	(vmulosh): New.
	(vnor): New.
	(vor): New.
	(vpkuhum): New.
	(vpkuwum): New.
	(vpkpx): New.
	(vpkuhss): New.
	(vpkshss): New.
	(vpkuwss): New.
	(vpkswss): New.
	(vpkuhus): New.
	(vpkshus): New.
	(vpkuwus): New.
	(vpkswus): New.
	(vrlb): New.
	(vrlh): New.
	(vrlw): New.
	(vslb): New.
	(vslh): New.
	(vslw): New.
	(vsl): New.
	(vslo): New.
	(vsrb): New.
	(vrsh): New.
	(vrsw): New.
	(vsrab): New.
	(vsrah): New.
	(vsraw): New.
	(vsr): New.
	(vsro): New.
	(vsububm): New.
	(vsubuhm): New.
	(vsubuwm): New.
	(vsubfp): New.
	(vsubcuw): New.
	(vsububs): New.
	(vsubsbs): New.
	(vsubuhs): New.
	(vsubshs): New.
	(vsubuws): New.
	(vsubsws): New.
	(vsum4ubs): New.
	(vsum4sbs): New.
	(vsum4shs): New.
	(vsum2sws): New.
	(vsumsws): New.
	(vxor): New.

From-SVN: r46833

2001-11-07  Laurent Guerby <guerby@acm.org>

	* gcc_update (files_and_dependencies): Add Ada dependencies.

From-SVN: r46832

2001-11-07  Laurent Guerby  <guerby@acm.org>

	* MAINTAINERS (Write After Approval): Add self.

From-SVN: r46831

From-SVN: r46830

2001-11-07  Phil Edwards  <pme@gcc.gnu.org>

	* docs/html/faq/index.html:  Explain libsupc++, mention 'long long'
	bugfixes on Solaris.
	* docs/html/faq/index.txt:  Regenerate.

From-SVN: r46828

2001-11-07  Daniel Berlin  <dan@cgsoftware.com>

        * Makefile.in (df.o): Add fibheap.h to dependencies.

        * df.h: Add prototypes for transfer functions, iterative_dataflow
        functions.
        (enum df_flow_dir): New enum.
        (enum df_confluence_op): New enum.
        (struct df): Add inverse_rts_map.

        * df.c: Add sbitmap.h to the list of includes.
        (df_rd_global_compute): Removed.
        (df_ru_global_compute): Removed.
        (df_lr_global_compute): Removed.
        (df_rd_transfer_function): New function.
        (df_ru_transfer_function): New function.
        (df_lr_transfer_function): New function.
        (df_analyse_1): allocate/compute/free df->inverse_rts_map.
        Use iterative_dataflow_bitmap instead of df_*_global_compute.
        (iterative_dataflow_sbitmap): New function.
        (iterative_dataflow_bitmap): New function.

From-SVN: r46827

	* doc/gcc.texi: Move terminology and spelling conventions to
	htdocs/codingconventions.html.

From-SVN: r46825

From-SVN: r46824

	* expmed.c (expand_mult): Force operand to register before computing
	cost.
	* i386.c (x86_decompose_lea): New global vairable.
	* i386.h (x86_decompose_lea): Declare.
	(TARGET_DECOMPOSE_LEA): New macro.
	(RTX_COST): Handle leas properly.

From-SVN: r46823

From-SVN: r46821

        * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
        defined for a CONSTRUCTOR; don't check it.

From-SVN: r46820

        * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
        test for absolute pathnames.

From-SVN: r46819

        * unwind-dw2.c (execute_cfa_program): Evaluate call frame
        instructions up to the target pc inclusive.

From-SVN: r46818