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2005-02-24re PR middle-end/18902 (Naive (default) complex division algorithm)Richard Henderson1-3/+15
PR middle-end/18902 * c-opts.c (c_common_post_options): Set flag_complex_method to 2 for c99. * common.opt (fcx-limited-range): New. * opts.c (set_fast_math_flags): Set flag_cx_limited_range. * toplev.c (flag_complex_method): Initialize to 1. (process_options): Set flag_complex_method to 0 if flag_cx_limited_range. * doc/invoke.texi (-fcx-limited-range): New. From-SVN: r95493
2005-02-22rs6000.c (rs6000_override_options): Default to natural alignment for 64-bit ↵Stan Shebs1-1/+4
Darwin. * config/rs6000/rs6000.c (rs6000_override_options): Default to natural alignment for 64-bit Darwin. (rs6000_parse_alignment_option): Warn about uses of -malign-power on 64-bit Darwin. * doc/invoke.texi: Document this. From-SVN: r95420
2005-02-19re PR other/19525 (In-build-directory multilib testing broken)Richard Sandiford1-5/+0
PR other/19525 * doc/invoke.texi: Remove documentation of %M spec. * gcc.c: Likewise. (init_spec): Remove %M suffix from -lgcc_s. (do_spec_1): Remove 'M' case. * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK to put shared libraries in the multilib directory. Remove the shlib_so_soname substitution variable. Don't add a multilib encoding to shlib_base_name. Set shlib_slibdir_qual to the full pathname reported by -print-multi-os-directory. Pass @multilib_dir@ to SHLIB_INSTALL as well as SHLIB_LINK. * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@. (SHLIB_NAME): Delete. (SHLIB_DIR): New macro. (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR). (SHLIB_INSTALL): Adjust accordingly. * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver. * config/t-slibgcc-sld: Likewise. * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete. (SHLIBUNWIND_SONAME): Use @shlib_base_name@. (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR). (SHLIBUNWIND_INSTALL): Adjust accordingly. * config/i386/t-nwld (SHLIB_SONAME): Delete. (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME. Use @shlib_base_name@ instead of @shlib_so_name@. * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0 and @shlib_base_name@.so in @multilib_dir@. (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@ to the install path. * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver. (SHLIB_LINK): Remove previous workaround. * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros. (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR). (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to the install path. * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in @multilib_dir@. Use @multilib_dir@ to check for threading libraries. (SHLIB_INSTALL): Adjust accordingly. (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries. * config/rs6000/t-aix52: As for config/rs6000/t-aix43. * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for config/t-slibgcc-elf-ver. From-SVN: r95277
2005-02-18Remove obsolete IA-64 -mb-step option.James E Wilson1-5/+1
* doc/invoke.texi (IA-64 Options): Delete -mb-step. * config/ia64/ia64.c (last_group, group_idx): Delete variables. (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete functions. (ia64_reorg): Delete fixup_errata call. * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete. (TARGET_SWITCHES): Delete -mb-step entry. From-SVN: r95257
2005-02-14re PR preprocessor/16323 (-Wendif-labels listed even though it's on by default)Joseph Myers1-3/+4
PR preprocessor/16323 * doc/invoke.texi: Document that -Wendif-labels is on by default. From-SVN: r95044
2005-02-13re PR target/19019 (GCC ldouble format incompatibility with XLC long double)David Edelsohn1-8/+12
PR target/19019 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to {TARGET,MASK}_XL_COMPAT. (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use MASK_XL_COMPAT. * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove. * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to TARGET_XL_COMPAT. (rs6000_arg_partial_bytes): Same. (rs6000_generate_compare): Generate PARALLEL for compare if TFmode and XL compatibility enabled. * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT. * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT test to final condition. (cmptf_internal2): New. * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to xl-compat. Add TFmode information to description. From-SVN: r94991
2005-02-07invoke.texi (ftree-vectorizer-verbose): New.Leehod Baruch1-0/+8
* doc/invoke.texi (ftree-vectorizer-verbose): New. * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch. * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer was added. * tree.h (vect_set_verbosity_level): New extern function declaration added. * tree-vectorizer.h (verbosity_levels): New enum type. * tree-vectorizer.c (vect_debug_stats): Function removed. (vect_debug_details): Likewise. (vect_verbosity_level): Global variable was defined and initialized. (vect_dump): Global variable definition. (vect_print_dump_info): New function. (vect_set_dump_settings): New function. (vect_set_verbosity_level): New function. (vectorize_loops): Add call to vect_set_dump_settings. (slpeel_make_loop_iterate_ntimes): Dump condition was changed. (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise. (slpeel_tree_peel_loop_to_edge): Likewise. (vect_analyze_offset_expr): Call to vect_print_dump_info with appropriate verbosity level instead of call to vect_debug_details or vect_debug_stats. (vect_get_base_and_offset): (vect_create_addr_base_for_vector_ref): (get_vectype_for_scalar_type): (vect_create_data_ref_ptr): (vect_init_vector): (vect_get_vec_def_for_operand): (vect_finish_stmt_generation): (vectorizable_assignment): (vectorizable_operation): (vectorizable_store): (vectorizable_load): (vect_transform_stmt): (vect_update_ivs_after_vectorizer): (vect_do_peeling_for_loop_bound): (vect_update_inits_of_drs): (vect_do_peeling_for_alignment): (vect_transform_loop): (vect_is_simple_use): (vect_analyze_operations): (vect_is_simple_iv_evolution): (vect_analyze_scalar_cycles): (vect_analyze_data_ref_dependence): (vect_analyze_data_ref_dependences): (vect_compute_data_ref_alignment): (vect_enhance_data_refs_alignment): (vect_analyze_data_refs_alignment): (vect_analyze_data_ref_access): (vect_analyze_data_ref_accesses): (vect_analyze_pointer_ref_access): (vect_get_memtag_and_dr): (vect_analyze_data_refs): (vect_mark_relevant): (vect_stmt_relevant_p): (vect_mark_stmts_to_be_vectorized): (vect_can_advance_ivs_p): (vect_get_loop_niters): (vect_analyze_loop_form): (vect_analyze_loop): (vectorize_loops): Likewise. (vect_do_peeling_for_loop_bound): Dump format slightly changed. (vect_update_inits_of_drs): (vect_do_peeling_for_alignment): (vect_transform_loop): (vect_analyze_operations): (vect_analyze_scalar_cycles): (vect_analyze_data_ref_dependences): (vect_analyze_data_refs_alignment): (vect_analyze_data_ref_accesses): (vect_analyze_data_refs): (vect_mark_stmts_to_be_vectorized): (vect_get_loop_niters): (vect_analyze_loop_form): (vect_analyze_loop): Likewise. (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr. Co-Authored-By: Dorit Naishlos <dorit@il.ibm.com> From-SVN: r94697
2005-02-07re PR other/17135 (-freorder-functions mis-documented)Joseph Myers1-2/+2
PR other/17135 * doc/invoke.texi: Correct documentation of -freorder-functions. From-SVN: r94689
2005-02-07re PR other/14402 (gccbug confusion)Joseph Myers1-2/+1
PR other/14402 * doc/invoke.texi: Don't mention gccbug. From-SVN: r94686
2005-02-06re PR other/7549 (gcc3.1: Documentation glitches in info-files)Joseph Myers1-0/+22
PR other/7549 * doc/invoke.texi: Mention for each option included in -Wall that it is included in -Wall. * doc/gcc.texi: Update copyright and last modification date. From-SVN: r94682
2005-02-02invoke.texi: Update the options enabled at -O1, -O2, and -O3.Steven Bosscher1-20/+31
* doc/invoke.texi: Update the options enabled at -O1, -O2, and -O3. Update the documentation for -fgcse-sm, -fgcse-las, -ftree-pre, and -fthread-jumps. From-SVN: r94615
2005-02-01re PR rtl-optimization/15242 (pessimization of "goto *")Steven Bosscher1-0/+8
PR optimization/15242 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param. * basic-block.h (duplicate_computed_gotos): Add prototype. * bb-reorder.c (duplicate_computed_gotos): New function to duplicate sufficiently small blocks ending in a computed jump. * passes.c (rest_of_compilation): Call duplicate_computed_gotos if not optimizing for size. * cfgcleanup.c (try_crossjump_bb): If not optimizing for size, never do tail merging for blocks ending in a computed jump. * doc/invoke.texi: Document the max-goto-duplication-insns param. From-SVN: r94531
2005-02-01mips.c (override_options): Warn if -mint64 is used.Eric Christopher1-0/+2
2005-02-01 Eric Christopher <echristo@redhat.com> * config/mips/mips.c (override_options): Warn if -mint64 is used. * doc/invoke.texi (MIPS Options): Document that -mint64 is deprecated. From-SVN: r94514
2005-01-26invoke.texi: Document -mTLS.Aldy Hernandez1-0/+11
* doc/invoke.texi: Document -mTLS. * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New. * testsuite/gcc.target/frv/all-tls-initial-exec.c: New. * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New. * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New. * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New. * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New. * testsuite/gcc.target/frv/all-tls-local-exec.c: New. * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New. * configure.ac: Check for a TLS capable gas. * configure: Regenerate. From-SVN: r94283
2005-01-19re PR rtl-optimization/15139 (cc1 uses excessive amounts of memory compiling ↵Jakub Jelinek1-0/+6
small routine) PR rtl-optimization/15139 * combine.c: Include params.h. (count_rtxs): New function. (record_value_for_reg): If replace_rtx would replace at least 2 occurrences of REG in VALUE and TEM is really large, replace REG with (clobber (const_int 0)) instead of TEM. * params.def (PARAM_MAX_LAST_VALUE_RTL): New. * params.h (MAX_LAST_VALUE_RTL): New. * Makefile.in (combine.o): Depend on $(PARAMS_H). * doc/invoke.texi (--param max-last-value-rtl=N): Document. * gcc.dg/20050111-2.c: New test. From-SVN: r93892
2005-01-18[multiple changes]Andreas Jaeger1-4/+10
2005-01-18 Andi Kleen <ak@muc.de> * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign. * c.opt (-Wpointer-sign): Add. * doc/invoke.texi: (-Wpointer-sign): Add. 2005-01-18 Michael Matz <matz@suse.de> * gcc.dg/Wno-pointer-sign.c: New test for -Wno-pointer-sign. From-SVN: r93813
2005-01-17common.opt (-fnew-ra): Remove.Paolo Bonzini1-13/+1
2005-01-17 Paolo Bonzini <bonzini@gnu.org> * common.opt (-fnew-ra): Remove. * ra*.*: Remove. * toplev.h (flag_new_regalloc): Remove. * Makefile.in (ra*.*): Don't mention. * passes.c (rest_of_handle_new_regalloc): Remove. (rest_of_handle_combine, rest_of_compilation): Always consider flag_new_regalloc as false. * doc/invoke.texi: Don't document -fnew-ra. From-SVN: r93759
2005-01-11s390.c (override_options): Return error if -mbackchain, -mpacked-stack and ↵Andreas Krebbel1-4/+6
-mhard-float are used together. 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.c (override_options): Return error if -mbackchain, -mpacked-stack and -mhard-float are used together. (s390_va_start): Remove the backchain && packed-stack special case. (s390_gimplify_va_arg): Likewise. * doc/invoke.texi: Remove the ABI incompatibility note. From-SVN: r93182
2005-01-10invoke.texi (Code Gen Options): Add PowerPC to the list of targets for which ↵Ben Elliston1-2/+2
-fPIC reduces limitations on the... * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of targets for which -fPIC reduces limitations on the GOT size. From-SVN: r93123
2005-01-05invoke.texi (Intel 386 and AMD x86-64 Options): Replace i387 with 'i386 ↵Uros Bizjak1-3/+3
compiler' in -mfpmath=sse option. * doc/invoke.texi (Intel 386 and AMD x86-64 Options): Replace i387 with 'i386 compiler' in -mfpmath=sse option. From-SVN: r92943
2004-12-28re PR driver/16118 (Preprocessed source error with -xf77-cpp-input)Roger Sayle1-0/+6
PR driver/16118 * doc/invoke.texi: Document the interaction between -save-temps and -x. From-SVN: r92658
2004-12-18re PR tree-optimization/18800 (ivopt missed)Zdenek Dvorak1-0/+5
PR tree-optimization/18800 * params.def (PARAM_IV_ALWAYS_PRUNE_CAND_SET_BOUND): New parameter. * tree-ssa-loop-ivopts.c (struct iv_ca): Add n_cands field. (ALWAYS_PRUNE_CAND_SET_BOUND): New macro. (iv_ca_set_no_cp, iv_ca_set_cp, iv_ca_new): Update n_cands field. (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_n_cands, iv_ca_prune): New functions. (iv_ca_extend): Return number of candidates in the set. (try_add_cand_for): Add argument to iv_ca_extend calls. (try_improve_iv_set): Use iv_ca_prune. * doc/invoke.texi (iv-always-prune-cand-set-bound): Document. From-SVN: r92363
2004-12-14invoke.texi (IA-64 options): Add existing options that weren't already listed.Steve Ellcey1-9/+51
* doc/invoke.texi (IA-64 options): Add existing options that weren't already listed. From-SVN: r92162
2004-12-08invoke.texi: Adjust default values for large-function-growth and ↵Richard Guenther1-6/+9
inline-unit-growth to match... * doc/invoke.texi: Adjust default values for large-function-growth and inline-unit-growth to match params.def. Clarify used algorithm. From-SVN: r91845
2004-11-29opts.c (decode_options): Do not set max-inline-insns-rtl.Nathan Sidwell1-6/+0
* opts.c (decode_options): Do not set max-inline-insns-rtl. (common_handle_option): Likewise. * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove. * params.h (MAX_INLINE_INSNS_RTL): Remove. * doc/invoke.texi (max-inline-insns-rtl): Remove. From-SVN: r91463
2004-11-23s390.c (s390_backchain_string): Removed.Andreas Krebbel1-18/+41
2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.c (s390_backchain_string): Removed. (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info) (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg): Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and TARGET_KERNEL_BACKCHAIN to reflect the new options. * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros. (TARGET_KERNEL_BACKCHAIN): Removed. (TARGET_BACKCHAIN): Former triple state option change to a target flag. (TARGET_PACKED_STACK): New macro. (TARGET_SWITCHES): New switches added. (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain" removed. (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK. * config/s390/s390.md ("allocate_stack", "restore_stack_block") ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect the change in target switch semantics. * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed. (TARGET_DEFAULT): MASK_BACKCHAIN added. * doc/invoke.texi: Added documentation for the new/changed options. From-SVN: r91096
2004-11-05Stop staying that -fno-guess-branch-probability produces random code changes.James E Wilson1-13/+11
* invoke.texi (-fno-guess-branch-probability): Rewrite. From-SVN: r90144
2004-11-05c-tree.texi, [...]: Correct end-of-sentence markup and markup of "etc.", ↵Joseph Myers1-95/+95
"e.g." and "i.e.". * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi, doc/extend.texi, doc/fragments.texi, doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi, doc/implement-c.texi, doc/install.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/passes.texi, doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi, doc/trouble.texi: Correct end-of-sentence markup and markup of "etc.", "e.g." and "i.e.". Use @code in various places where appropriate. From-SVN: r90101
2004-11-05c-tree.texi, [...]: Remove trailing whitespace.Joseph Myers1-21/+21
* doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi, doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing whitespace. From-SVN: r90100
2004-10-30invoke.texi (Darwin Options): Improve description of how the subtype is chosen.Geoffrey Keating1-4/+17
* doc/invoke.texi (Darwin Options): Improve description of how the subtype is chosen. From-SVN: r89897
2004-10-30darwin.h (ASM_SPEC): Simplify.Geoffrey Keating1-10/+23
* config/i386/darwin.h (ASM_SPEC): Simplify. (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec. * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New. (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec. * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here. (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL in all cases. Pass the right -arch or -arch_only based on -mcpu. (ASM_SPEC): Handle -force_cpusubtype_ALL. * doc/invoke.texi (Darwin Options): Improve documentation for Darwin linker (and libtool) switches. From-SVN: r89877
2004-10-28tree-ssa-loop-ivopts.c: Fix a comment typo.Kazu Hirata1-1/+1
* tree-ssa-loop-ivopts.c: Fix a comment typo. * doc/invoke.texi: Fix a typo. From-SVN: r89759
2004-10-28contrib.texi, [...]: Improve Texinfo formatting.Joseph Myers1-10/+13
* doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi, doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/passes.texi, doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting. From-SVN: r89725
2004-10-28c-tree.texi, [...]: Put punctuation outside quotes.Joseph Myers1-4/+4
* doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put punctuation outside quotes. From-SVN: r89724
2004-10-28params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.Ben Elliston1-0/+13
* params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New. (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise. * params.h (SRA_MAX_STRUCTURE_SIZE): New. (SRA_FIELD_STRUCTURE_RATIO): Likewise. * tree-sra.c: Include "params.h". (decide_block_copy): Use new parameters. * doc/invoke.texi (Optimize Options): Document new SRA pass parameters sra-max-structure-size and sra-field-structure-ratio. [testsuite] * gcc.dg/tree-ssa/sra-1.c: Pass --param sra-max-structure-size. From-SVN: r89711
2004-10-25Fix -fcrossjumping doc bug.James E Wilson1-1/+1
* doc/invoke.texi (-fcrossjumping): Not enabled at -O. From-SVN: r89561
2004-10-21config.gcc: Add support for --enable-e500_double.Aldy Hernandez1-3/+14
* config.gcc: Add support for --enable-e500_double. * config/rs6000/e500-double.h: New file. * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and TARGET_E500_DOUBLE. * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and TARGET_E500_DOUBLE. * config/rs6000/linuxspe.h: Same. * doc/invoke.texi (Option Summary): Document new options for mfloat-gprs. (RS/6000 and PowerPC Options): Same. * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New function. (rs6000_override_options): Use it. Use SUB3TARGET_OVERRIDE_OPTIONS. Add 8548 to processor_target_table. (rs6000_legitimate_address): Handle e500 doubles. (rs6000_legitimize_address): Same. (rs6000_legitimize_reload_address): Same. (rs6000_hard_regno_nregs): Same. (spe_func_has_64bit_regs_p): Same. (emit_frame_save): Same. (gen_frame_mem_offset): Same. (rs6000_dwarf_register_span): Same. (rs6000_generate_compare): Same. (easy_fp_constant): Same. (legitimate_offset_address_p): Same. * config/rs6000/spe.md: (cmdfeq_gpr): New. (tstdfeq_gpr): New. (cmpdfgt_gpr): New. (tstdfgt_gpr): New. (tstdfgt_gpr): New. (cmpdflt_gpr): New. (tstdflt_gpr): New. Add new constants. From-SVN: r89416
2004-10-18Makefile.in (loop-unroll.o): Add VARRAY_H dependency.Revital Eres1-0/+6
2004-10-18 Revital Eres <eres@il.ibm.com> * Makefile.in (loop-unroll.o): Add VARRAY_H dependency. * loop-unroll.c: Include varray.h. (struct var_to_expand, struct opt_info): Rename split_ivs_info to opt_info and expand it to support variable expansion. (analyze_insns_in_loop): Rename analyze_ivs_to_split and expand it to support variable expansion. (pt_info_start_duplication): Rename si_info_start_duplication. (apply_opt_in_copies): Rename split_ivs_in_copies and add support to the variable expansion optimization. (free_opt_info): Rename free_si_info. (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p, expand_var_during_unrolling, insert_var_expansion_initialization, combine_var_copies_in_loop_exit, release_var_copies, get_expansion): New functions. (peel_loop_completely, unroll_loop_constant_iterations, unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid): Change uses of struct si_info to struct opt_info and add uses of fvariable-expansion-in-unroller flag. * params.def: Add parameter to restrict the number of expansions. * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict the number of expansions. * common.opt: (fvariable-expansion-in-unroller): New flag. * doc/invoke.texi: (fvariable-expansion-in-unroller): Document. From-SVN: r89197
2004-10-15invoke.texi (RS/6000 and PowerPC Options): Document -maltivec in same style ↵Geoffrey Keating1-2/+3
as other ISA options. * doc/invoke.texi (RS/6000 and PowerPC Options): Document -maltivec in same style as other ISA options. From-SVN: r89111
2004-10-12config.gcc: Add armv6{k,z,zk}Paul Brook1-1/+2
* config.gcc: Add armv6{k,z,zk} * config/arm/arm-cores.def: Add arm1176 and mpcore. * config/arm/tune.md: Regenerate. * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK): Define. (all_architectures): Add armv6k, armv6z, armv6zk. * config/arm/lib1funcs.asm: Recognise new arm arcitectures. * doc/invoke.texi: Document new arch and cpu values. From-SVN: r88937
2004-10-05invoke.texi (-mpaired-single): Link to the new description of the built-in ↵Chao-ying Fu1-3/+6
functions. * doc/invoke.texi (-mpaired-single): Link to the new description of the built-in functions. Document dependencies. (-mips3d): Add link here too. * doc/extend.texi (MIPS Paired-Single Support): New section. Co-Authored-By: Richard Sandiford <rsandifo@redhat.com> From-SVN: r88547
2004-09-25re PR c/12951 (-Wno-error-implicit-function-declaration not recognized)Joseph Myers1-1/+2
PR c/12951 * doc/invoke.texi: Document that -Wno-error-implicit-function-declaration is not accepted. From-SVN: r88080
2004-09-24re PR c/12802 (-fms-extensions documentation problem)Joseph Myers1-0/+4
PR c/12802 * doc/extend.texi (Unnamed Fields): Remove "." from end of long title. Document interaction with -fms-extensions. * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields section. From-SVN: r88071
2004-09-23re PR c/16833 (-fno-builtin prevents automatic format checks for standard ↵Joseph Myers1-1/+14
functions) PR c/16833 * doc/extend.texi, doc/invoke.texi: Document interaction of -fno-builtin with format checks. Note that built-in functions have effects beyond generating code that avoids calls to those functions. From-SVN: r87957
2004-09-17invoke.texi: Remove stray explanation on -freduce-all-givs and ↵Toon Moene1-9/+0
-fmove-all-movables. 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl> * doc/invoke.texi: Remove stray explanation on -freduce-all-givs and -fmove-all-movables. From-SVN: r87651
2004-09-17compat.texi, [...]: Use @option around options.Kazu Hirata1-23/+24
* doc/compat.texi, doc/cpp.texi, doc/cppopts.texi, doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi, doc/trouble.texi: Use @option around options. From-SVN: r87635
2004-09-16* doc/invoke.texi: Fix typos. Follow spelling conventions.Kazu Hirata1-5/+5
From-SVN: r87606
2004-09-15re PR libobjc/11572 (GNU libobjc no longer compiled on Darwin)Andrew Pinski1-0/+10
2004-09-15 Andrew Pinski <pinskia@physics.uc.edu> PR target/11572 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes. Add two parameters to extra_includes. (C_INCPATH_INIT): Remove. * c-incpath.c (register_include_chains): Call extra_pre_includes before adding the standard include directory. Update call to extra_includes. (!defined TARGET_EXTRA_INCLUDES): Update hook_void_charptr_charptr_int and add !define TARGET_EXTRA_PRE_INCLUDES. (!define TARGET_EXTRA_INCLUDES): Define as hook_void_charptr_charptr_int. (!define TARGET_EXTRA_PRE_INCLUDES): Likewise. (target_c_incpath): Always declare. * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a empty function. (define TARGET_EXTRA_PRE_INCLUDES): Likewise. * config/darwin.h: (darwin_register_frameworks): Update for the two new parameters. (darwin_register_objc_includes): Add prototype. (TARGET_EXTRA_PRE_INCLUDES): Define. * config/darwin-c.c (darwin_register_objc_includes): New function. (darwin_register_frameworks): Update for the two new parameters. (target_c_incpath): Remove. * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to the compile line. * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new parameters. (TARGET_EXTRA_PRE_INCLUDES): Document. * gcc.c (spec_function): Add replace-outfile. (replace_outfile_spec_function): New function. * config/darwin.h (LINK_SPEC): Add replace -lobjc with -lobjc-gnu if -fgnu-runtime is supplied. * invoke.texi (replace-outfile): Document. From-SVN: r87588
2004-09-14re PR c/15498 (typo in gcc manual: non-existing locale example en_UK, should ↵Joseph Myers1-2/+2
be en_GB) PR c/15498 * doc/invoke.texi (Environment Variables): Correct example locale. From-SVN: r87513
2004-09-14Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.Zdenek Dvorak1-1/+15
* Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency. * basic-block.h (struct reorder_block_def): Add copy_number field. * cfgloop.h (biv_p): Declare. * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number. * common.opt (fsplit-ivs-in-unroller): New flag. * loop-iv.c (biv_p): New function. * loop-unroll.c: Include hashtab.h and recog.h. (struct iv_to_split, struct split_ivs_info): New types. (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies, free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn, determine_split_iv_delta, get_ivts_expr, allocate_basic_variable, insert_base_initialization, split_iv): New functions. (peel_loop_completely, unroll_loop_constant_iterations, unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid): Use them. * doc/invoke.texi (-fsplit-ivs-in-unroller): Document. Co-Authored-By: Steven Bosscher <stevenb@suse.de> From-SVN: r87487
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