X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2FChangeLog;h=bd948e390c5fd76e1d9c0acc0c5443a021008881;hp=74005c47623f6d989b183d7c56202a988cdf7a92;hb=75d034d9a8243052965e32e7d48fff5b3a31385c;hpb=2e746e59b1b2a9abdf5e9de5864d2b37ade8f38a diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 74005c47623..bd948e390c5 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,640 @@ +2004-04-13 James E Wilson + + * c-opt.c (c_common_post_options): If this_input_filename is NULL, + increment errorcount and return false instead of true. + +2004-04-13 Uros Bizjak : + + * optabs.c (expand_twoval_unop): Reorder function arguments. + * builtins.c (expand_builtin_mathfn_3): Update calls to + expand_twoval_unop. + + * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_TAN_ONE + and UNSPEC_TAN_TAN. Add missing comment. + + * config/i386/i386.md (*tandf3_1, *tansf3_1, *tanxf3_1): New + patterns to implement fptan x87 instruction. + (tandf2, tansf2, tanxf2): New expanders to implement tan, tanf + and tanl built-ins as inline x87 intrinsics. Define corresponding + peephole2 optimizers for 'fptan; fstp %st(0); fld1' sequence. + (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): New unspecs to represent + x87's fptan insn. + +2004-03-13 Richard Henderson + + * bb-reorder.c (fix_crossing_unconditional_branches): Use Pmode + for LABEL_REFs. + + * defaults.h (HOT_TEXT_SECTION_NAME): Add leading dot. + (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Likewise. + * doc/invoke.texi: Update to match. + + * varasm.c (unlikely_text_section): Use assemble_align instead of + ASM_OUTPUT_ALIGN. Use it in the correct place with an approximately + correct alignment argument. + +2004-04-13 Ulrich Weigand + + * reload1.c (emit_reload_insns): Set reg_has_output_reload to one + after setting reg_last_reload_reg for optional output reloads. + +2004-04-12 Fariborz Jahanian + + * config/rs6000/altivec.h (vec_mergeh, vec_mergel): + Definition of these two macros are corrected by adding + matchine right paren. + +2004-04-12 Jonathan Larmour + + * fix-header.c: kill(), putenv() and tzset() are POSIX not ANSI. + +2004-04-12 Roger Sayle + + * config/i386/i386.c (output_387_reg_move): New function. + * config/i386/i386-protos.h (output_387_reg_move): Prototype here. + * config/i386/i386.md (*movsf_1, *movsf1_nointerunit, + *movdf_nointeger, *movdf_integer, *movxf_nointeger, *movxf_integer, + *extendsfdf2_1, *extendsfxf2_1, *extenddfxf2_1, truncdfsf2_noop, + truncxfsf2_noop, truncxfdf2_noop): Call output_387_reg_move. + +2004-04-12 Richard Kenner + + * c-decl.c (finish_decl): Make a decl_stmt for a variable-sized + TYPE_DECL. + * c-semantics.c (genrtl_decl_stmt): Handle TYPE_DECL. + * stmt.c (expand_decl): Remove redundant expansion of TYPE_DOMAIN. + * stor-layout.c (variable_size): Don't check for MINUS_EXPR. + Use skip_simple_arithmetic to find SAVE_EXPR. + (force_type_save_exprs, force_type_save_exprs_1): New functions. + * tree-inline.c (remap_type, case POINTER_TYPE, case REFERENCE_TYPE): + Properly chain multiple pointers. + (copy_tree_r): Copy a TYPE_DECL. + * tree.c (variably_modified_type_p): Add some missing tests and + make some other minor changes. + * tree.h (force_type_save_exprs): New declaration. + +2004-04-12 Roger Sayle + + * simplify-rtx.c (simplify_binary_operation) : + Remove fall throughs. Convert 0/x and 0%x into x&0 when x has + side-effects. Don't convert x/1.0 into x if we honor signaling NaNs. + Convert x/-1.0 into -x if we don't honor signaling NaNs. Convert + x/-1 into -x. Optimize x%1 into x&0 if x has side-effects. Optimize + x%-1 into 0 (or x&0 if x has side-effects). + +2004-04-11 Aldy Hernandez + + * config/rs6000/rs6000.md: Document why a pattern is not + available. + + * config/rs6000/rs6000.c (rs6000_emit_cmove): Disable comparisons + of floats on the E500. + (branch_positive_comparison_operator): Do not allow NE even on the + E500. + +2004-04-11 Aldy Hernandez + + * config/rs6000/rs6000.c (rs6000_assemble_integer): Change + in_text_unlikely_section to in_unlikely_text_section. + +2004-04-11 Roger Sayle + + * fold-const.c (fold_binary_op_with_conditional_arg): Tweak + calling convention to allow a NULL_TREE to be returned. Factor + sanity checks from callers, return NULL_TREE when appropriate. + (fold): Handle COMPOUND_EXPR operands of binary expressions + before COND_EXPR operands. Use reorder_operands_p(a,b) to check + whether a op (b,c) can be rewritten as (b, a op c). Simplify + calls to fold_binary_op_with_conditional_arg. + +2004-04-11 Kaveh R. Ghazi + + * config/mips/iris5.h (current_section_flags): Add + in_unlikely_executed_text and default case. + +2004-04-11 Andreas Tobler + + * bb-reorder.c (fix_crossing_conditional_branches): Fix bootstrap + failure on solaris. Place ifdef HAVE_return around gen_ret call. + * cfgrtl.c (force_nonfallthru_and_redirect): Remove ifdef + HAVE_return and place it around the place where it is needed. + +2004-04-11 Andrew Pinski + + * varasm.c (text_section): Use TEXT_SECTION_ASM_OP and + ASM_OUTPUT_ALIGN instead of SECTION_FORMAT_STRING + and NORMAL_TEXT_SECTION_NAME. + (unlikely_text_section): Check targetm.have_named_sections + instead of TARGET_ASM_NAMED_SECTION and use TEXT_SECTION_ASM_OP + instead of SECTION_FORMAT_STRING. + * config/mips/iris5.h (current_section_name): Add + in_unlikely_executed_text case and move the abort into the switch. + * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME): Remove. + (NORMAL_TEXT_SECTION_NAME): Remove. + (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove. + (SECTION_FORMAT_STRING): Remove. + * defaults.h (SECTION_FORMAT_STRING): Remove. + * tm.texi (NORMAL_TEXT_SECTION_NAME): Remove. + (SECTION_FORMAT_STRING): Remove. + +2004-04-10 Joseph S. Myers + + * c-typeck.c (common_type): Prefer long long to long when same + precision. + +2004-04-09 Zack Weinberg + + PR 14887 + * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Look only at + mode argument. + * config/ia64/ia64.c (ia64_hpux_file_end): Check + TREE_SYMBOL_REFERENCED on DECL_ASSEMBLER_NAME, not DECL_NAME. + +2004-04-09 Roger Sayle + + * simplify-rtx.c (mode_signbit_p): New function to check whether + an RTX is an immediate constant that represents the most significant + bit of a given machine mode. + (simplify_unary_operation) : Optimize ~(X+C) as X ^ ~C, where + C is the sign bit. + (simplify_binary_operation) : Optimize (X^C1) + C2 as X^(C1^C2) + when C2 is the sign bit. + (simplify_binary_operation) : Canonicalize X^C as X+C when C + is the sign bit. Optimize (X+C1) ^ C2 as X^(C1^C2) when C1 is the + sign bit. + +2004-04-09 Kaveh R. Ghazi + + * builtins.c (mathfn_built_in): Check TYPE_MAIN_VARIANT, not + TYPE_MODE. + +2004-04-09 Andrew Pinski + + * c-common.c (handle_noreturn_attribute): Use TYPE_READONLY instead + of TREE_READONLY for types. + +2004-04-09 Caroline Tice + + * basic-block.h (struct edge_def): Add new field, crossing_edge. + (struct basic_block_def): Add new field, partition. + (UNPARTITIONED, HOT_PARTITION, COLD_PARTITION): New constant macro + definitions. + (partition_hot_cold_basic_blocks): Add extern function + declaration. + * bb-reorder.c (function.h, obstack.h, expr.h, regs.h): Add four new + include statements. + (N_ROUNDS): Increase the maximum number of rounds by 1. + (branch_threshold): Add array value for new round. + (exec_threshold): Add array value for new round. + (push_to_next_round_p): New function. + (add_unlikely_executed_notes): New function. + (find_rarely_executed_basic_blocks_and_crossing_edges): New function. + (mark_bb_for_unlikely_executed_section): New function. + (add_labels_and_missing_jumps): New function. + (add_reg_crossing_jump_notes): New function. + (fix_up_fall_thru_edges): New function. + (find_jump_block): New function. + (fix_crossing_conditional_branches): New function. + (fix_crossing_unconditional_branches): New function. + (fix_edges_for_rarely_executed_code): New function. + (partition_hot_cold_basic_blocks): New function. + (find_traces): Add an extra round for partitioning hot/cold + basic blocks. + (find_traces_1_round): Add a parameter. Modify to push all cold blocks, + and only cold blocks, into the last (extra) round of collecting traces. + (better_edge_p): Add a parameter. Modify to favor non-crossing edges + over crossing edges. + (bb_to_key): Add code to correctly identify cold blocks when + doing partitioning. + (connect_traces): Modify to connect all the non-cold traces first, then + go back and connect up all the cold traces. + (reorder_basic_blocks): Add call to add_unlikely_executed_notes. + * cfg.c (entry_exit_blocks): Add initialization for partition field in + entry and exit blocks. + * cfgbuild.c (make_edges): Update current_function_has_computed_jump + if we are doing hot/cold partitioning. + * cfgcleanup.c (cfglayout.h): Add new include statement. + (try_simplify_condjump): Modify to not attempt on blocks with jumps + that cross section boundaries. + (try_forward_edges): Likewise. + (merge_blocks_move_predecessor_nojumps): Likewise. + (merge_blocks_move_successor_nojumps): Likewise. + (merge_blocks_move): Likewise. + (try_crossjump_to_edge): Modify to not attempt after we have done + the block partitioning. + (try_crossjump_bb): Modify to not attempt on blocks with jumps that + cross section boundaries. + (try_optimize_cfg): Likewise. + * cfghooks.c (tidy_fallthru_edges): Modify to not remove indirect + jumps that cross section boundaries. + * cfglayout.c (flags.h): Add new include statement. + (update_unlikely_executed_notes): New function. + (fixup_reorder_chain): Add code so when a new jumping basic block is + added, it's UNLIKELY_EXECUTED_CODE and REG_CROSSING_JUMP notes are + updated appropriately. + (duplicate_insn_chain): Add code to duplicate the new NOTE insn + introduced by this optimization. + * cfglayout.h (scan_ahead_for_unlikely_executed_note): Add new + extern function declaration. + * cfgrtl.c (can_delete_note_p): Add NOTE_INSN_UNLIKELY_EXECUTED_CODE to + list of notes that can be deleted. + (create_basic_block_structure): Add initialization for partition field. + (rtl_can_merge_blocks): Modify to test blocks for jumps that cross + section boundaries. + (try_redirect_by_replacing_jump): Modify to not attempt on jumps that + cross section boundaries. + (commit_one_edge_insertion): Add code so newly created basic block + ends up in correct (hot or cold) section. Modify to disallow + insertions before NOTE_INSN_UNLIKELY_EXECUTED_CODE notes. + (rtl_verify_flow_info_1): Add code to verify that no fall_thru edge + crosses section boundaries. + (cfg_layout_can_merge_blocks_p): Modify to test blocks for jumps that + cross section boundaries. + (force_nonfallthru_and_redirect): Modify to make sure new basic block + ends up in correct section, with correct notes attached. + * common.opt (freorder-blocks-and-partition): Add new flag for this + optimization. + * dbxout.c (dbx_function_end): Add code to make sure scope labels at + the end of functions are written into the correct (hot or cold) + section. + (dbx_source_file): Add code so writing debug file information + doesn't incorrectly change sections. + * defaults.h (NORMAL_TEXT_SECTION_NAME): New constant macro, for use + in partitioning hot/cold basic blocks into separate sections. + (SECTION_FORMAT_STRING): New constant macro, for linux/i386 hot/cold + section partitioning. + (HAS_LONG_COND_BRANCH): New constant macro, indicating whether or not + conditional branches can span all of memory. + (HAS_LONG_UNCOND_BRANCH): New constant macro, indicationg whether or not + unconditional branches can span all of memory. + * final.c (scan_ahead_for_unlikely_executed_note): New function. + (final_scan_insn): Add code to check for NOTE instruction indicating + whether basic block belongs in hot or cold section, and to make sure + the current basic block is being written to the appropriate section. + Also added code to ensure that jump table basic blocks end up in the + correct section. + * flags.h (flag_reorder_blocks_and_partition): New flag. + * ifcvt.c (find_if_case_1): Modify to not attempt if conversion if + one of the branches has a jump that crosses between sections. + (find_if_case_2): Likewise. + (ifcvt): Modify to not attempt to mark loop exit edges after + hot/cold partitioning has occurred. + * opts.c (decode_options): Code to handle new flag, + flag_reorder_blocks_and_partition; also to turn it off if + flag_exceptions is on. + (common_handle_option): Code to handle new flag, + flag_reorder_blocks_and_partition. + * output.h (unlikely_text_section): New extern function declaration. + (in_unlikely_text_section): New extern function declaration. + * passes.c (rest_of_handle_stack_regs): Add + flag_reorder_blocks_and_partition as an 'or' condition for calling + reorder_basic_blocks. + (rest_of_handle_reorder_blocks): Add flag_reorder_blocks_and_partition + as an 'or' condition for calling reorder_basic_blocks. + (rest_of_compilation): Add call to partition_hot_cold_basic_blocks. + * print-rtl.c (print_rtx): Add code for handling new note, + NOTE_INSN_UNLIKELY_EXECUTED_CODE + * rtl.c (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note insn (see below). + (REG_CROSSING_JUMP): New kind of reg_note, to mark jumps that + cross between section boundaries. + * rtl.h (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note instruction, + indicating the basic block containing it belongs in the cold section. + (REG_CROSSING_JUMP): New type of reg_note, to mark jumps that cross + between hot and cold sections. + * toplev.c (flag_reorder_blocks_and_partition): Add code to + initialize this flag, and to tie it to the command-line option + freorder-blocks-and-partition. + * varasm.c (cfglayout.h): Add new include statement. + (unlikely_section_label_printed): New global variable, used for + determining when to output section name labels for cold sections. + (in_section): Add in_unlikely_executed_text to enum data structure. + (text_section): Modify code to use SECTION_FORMAT_STRING and + NORMAL_TEXT_SECTION_NAME macros. + (unlikely_text_section): New function. + (in_unlikely_text_section): New function. + (function_section): Add code to make sure beginning of function is + written into correct section (hot or cold). + (assemble_start_function): Add code to make sure stuff is written to + the correct section. + (assemble_zeros): Add in_unlikely_text_section as an 'or' condition + to an if statement that was checking 'in_text_section'. + (assemble_variable): Add 'in_unlikely_text_section' as an 'or' + condition to an if statement that was checking 'in_text_section'. + (default_section_type_flags_1): Add check: if in cold section + flags = SECTION_CODE. + * config/darwin.c (darwin_asm_named_section): Modify to use + SECTION_FORMAT_STRING if we are partitioning hot/cold blocks. + * config/i386/i386.h (HAS_LONG_COND_BRANCH): Defined this macro + specifically for the i386. + (HAS_LONG_UNCOND_BRANCH): Defined this macro specifically for the i386. + * config/rs6000/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Change + text string to something more informative. + (NORMAL_TEXT_SECTION_NAME): Add new definition. + (SECTION_FORMAT_STRING): Add new definition. + * config/rs6000/rs6000.c (rs6000_assemble_integer): Add + '!in_unlikely_text_section' as an 'and' condition to an if statement + that was already checking '!in_text_section'. + * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME,NORMAL_TEXT_SECTION_NAME, + UNLIKELY_EXECUTED_TEXT_SECTION_NAME,SECTION_FORMAT_STRING): Make + sure these are properly defined for linux on ppc. + * doc/invoke.texi (freorder-blocks-and-partition): Add documentation + for this new flag. + * doc/rtl.texi (REG_CROSSING_JUMP): Add documentation for new + reg_note. + * doc/tm.texi (NORMAL_TEXT_SECTION_NAME, SECTION_FORMAT_STRING, + HAS_LONG_COND_BRANCH, HAS_LONG_UNCOND_BRANCH): Add documentation for + these new macros. + +2004-04-08 Roger Sayle + + * function.c (gen_mem_addressof): When changing the RTX from a REG + to a MEM, clear MEM_VOLATILE_P which was formerly REG_USERVAR_P. + +2004-04-08 Roger Sayle + + PR target/14888 + * config/i386/i386.md (truncdfsf2_noop, truncxfsf2_noop, + truncxfdf2_noop): Provide dummy "fmov" implementations. + +2004-04-08 Ian Lance Taylor + + * gcc.c (default_compilers): Add missing initializers. + + * config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address): + Return 1 if file was successfully mapped. + +2004-04-08 Geoffrey Keating + + PR pch/13419 + PR pch/14137 + Radar #: 3315288 + * doc/invoke.texi (Precompiled Headers): Suggest -o + to put an output file in a particular place. Be more detailed + about which options affect PCH validity and which options + might not work. + * c-pch.c (pch_matching): New. + (MATCH_SIZE): New. + (struct c_pch_validity): New field 'match'. + (pch_init): Handle pch_matching. + (c_common_valid_pch): Check pch_matching. + + * explow.c: Fix typo defining default of PROMOTE_FUNCTION_MODE. + +2004-04-08 Mark Mitchell + + * doc/invoke.texi (Precompiled Headers): Warn about known + problems. + +2004-04-08 Danny Smith + + PR c++/14808 + * defaults.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): New macro. Default + to 1 if ASM_OUTPUT_DEF is defined. + * doc/tm.texi (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document. + * config/i386/cygming.h (TARGET_USE_LOCAL_THUNK_ALIAS_P): Define. + Set to non-zero iff not a one_only decl. + +2004-04-08 Paul Brook + + * arm.h (CLASS_LIKELY_SPILLED_P): Define. + +2004-04-08 Paul Brook + + * explow.c (promote_mode): Use PROMOTE_FUNCTION_MODE instead of + PROMOTE_FOR_CALL_ONLY. + * config/arm/arm-protos.h (arm_function_value): Declare. + * config/arm/arm.h (TARGET_PROMOTE_FUNCTION_ARGS): Define. + (TARGET_PROMOTE_PROTOTYPES): Return false. + (arm_function_value): New function. + * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Define. + (FUNCTION_VALUE): Call arm_function_value. + * config/cris/cris.h (PROMOTE_MODE): Rename ... + (PROMOTE_FUNCTION_MODE): ... to this. + (PROMOTE_FOR_CALL_ONLY): Remove. + * config/mmix/mmix.h: Likewise. + * config/s390/s390.h: Likewise. + * config/sparc/sparc.h: Likewise. + * config/sparc/sparc.c: Update comments about PROMOTE_MODE. + * doc/tm.texi (PROMOTE_FUNCTION_MODE): Document. + (TARGET_PROMOTE_FUNCTION_MODE, TARGET_PROMOTE_FUNCTION_RETURN): Update. + (PROMOTE_FOR_CALL_ONLY): Remove. + +2004-04-08 Joel Sherrill + + PR ada/14538 + * ada/5rosinte.adb: Remove fake mprotect() body. + * ada/5rosinte.ads: Add SA_SIGINFO. + * ada/5rtpopsp.adb: Rewrite to use new interface. + * ada/init.c: Reorder so the simple single OS conditional __rtems__ + is tested before more complex ones which mix UNIX and embedded + systems in the conditional. + +2004-04-08 Joel Sherrill + + PR ada/14665 + * ada/osint.adb (Find_Program_Name): Rework to properly handle + filenames which end in .exe or have versioning suffixes like VMS. + +2004-04-08 Andrew Pinski + + PR target/10129 + * config/darwin.c (darwin_encode_section_info): When the decl has + a DECL_INITIAL, it is only defined also when it is not a common. + +2004-04-08 Kaveh R. Ghazi + + * builtins.c (fold_builtin_isascii, fold_builtin_toascii): New. + (fold_builtin): Handle BUILT_IN_ISASCII and BUILT_IN_TOASCII. + +2004-04-07 H.J. Lu + + * config/ia64/ia64.c (ia64_encode_section_info): Don't prod + global register variables. + +2004-04-07 Joseph S. Myers + + * fixinc/inclhack.def (rpc_xdr_lvalue_cast_a, + rpc_xdr_lvalue_cast_b): New fixes. + * fixinc/fixincl.x: Regenerate. + * fixinc/tests/base/rpc/xdr.h: Add new tests. + +2004-04-07 David Edelsohn + + * config/rs6000/rs6000.c (processor_target_table): Add MASK_MFCRF + to power4 and power5 entries. + +2004-04-06 Geoffrey Keating + + * c-common.h (pending_lang_change): Mark for PCH. + +2004-04-07 Caroline Tice + + * gcc.c (main): Move 'break' in main loops (on an error) + to wait until error processing has occurred. + +2004-04-06 Nathanael Nerode + + * config.gcc: Stop changing enable_threads midstream. + Replace uses of enable_threads_flag with enable_threads. + * configure.ac: Replace uses of enable_threads_flag with + enable_threads. Improve autoconf quotation in one place. + * configure: Regenerate. + +2004-04-06 Uros Bizjak + + * builtins.c: Implement support for sincos function. + (expand_builtin_mathfn): Remove BUILT_IN_SIN{,F,L} and + BUILT_IN_COS{,F,L}. + (expand_builtin_mathfn_3): New function. + (expand_builtin): Expand BUILT_IN_SIN{,F,L} and + BUILT_IN_COS{,F,L} using expand_builtin_mathfn_3 if + flag_unsafe_math_optimization is set. + + * optabs.h (enum optab_index): Add new OTI_sincos. + (sincos_optab): Define corresponding macro. + + * optabs.c (init_optabs): Initialize sincos_optab. + (expand_twoval_unop): New function. + + * genopinit.c (optabs): Implement sincos_optab using sincos?f3 + patterns. + + * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_SINCOS_COS + and UNSPEC_SINCOS_SIN. + + * config/i386/i386.md (sincosdf3, sincossf3, *sincosextendsfdf3, + sincosxf3): New patterns to implement sincos, sincosf and sincosl + built-ins as inline x87 intrinsics. Define splits for + sindf2, sinsf2, *sinextendsfdf2, sinxf2, cosdf2, + cossf2, *cosextendsfdf2 and cosxf2 patterns from corresponding + sincos patterns. + (sindf2, sinsf2, sinxf2): Rename to *sindf2, *sinsf2, *sinxf2. + (cosdf2, cossf2, cosxf2): Rename to *cosdf2, *cossf2, *cosxf2. + + (UNSPEC_SINCOS_SIN, UNSPEC_SINCOS_COS): New unspecs to represent + x87's fsincos insn. + +2004-04-06 Devang Patel + + PR 14467 + * config/darwin.h (LINK_COMMAND_SPEC): Use c++filt instead of c++filt3. + +2004-04-06 John David Anglin + + * doc/install.texi: Update HP-UX 11 installation procedure. + +2004-04-06 Paul Brook + + * doc/sourcebuild.texi: Remove obsolete contraint on testcases. + +2004-04-05 Kaz Kojima + + * config/sh/sh.c (prepare_move_operands): Use emit_call_insn + when the TLS address is generated by a function call. + * config/sh/sh.md (tls_global_dynamic): Use a call expression. + (tls_local_dynamic): Likewise. + +2004-04-05 Andrew Pinski + + * tree.c (reconstruct_complex_type): Use TYPE_READONLY + and TYPE_VOLATILE. + +2004-04-05 Caroline Tice + + * gcc.c (combine_flag): New global variable, for new driver option. + (struct compiler): Add two new fields, to be used when + combining multiple input files in a single pass (IMA). + (default_compilers): Add values for the new fields to all + compiler entries. Modify the "@c" compiler entry for doing IMA + properly with "-save-temps" and the "combine" flag. + (option_map): Add new driver option, "--combine", to tell driver + to pass multiple input files to compiler at one time. + (have_o_argbuf_index): New global variable. + (store_arg): Modify to assign value to have_o_argbuf_index. + (struct infile): Add three new fields, to help with IMA. + (display_help): Add help for new "combine" option. + (process_command): Remove local variable have_o; add code to check + for new "combine" option; remove assignment to combine_inputs. + (do_spec_1): Modify to deal with IMA better. + (main): Make variable 'lang_n_infiles' local to entire function + rather than to a single block. Use flag combine_flag to + determine whether to do IMA or not; Modify loop initializing + infiles to deal properly with linker files. + Add code for doing preprocessing in presence of + IMA with "-save-temps" flag. Modify "main" loop to handle + multiple input files, in multiple languages, with or without + preprocessing, gracefully. + * toplev.c (set_src_pwd): Modify to not complain if attempting to + re-set it to same directory it's previously been set to (avoid + irritating, meaningless warning messages when doing IMA with + save-temps). + * doc/invoke.texi: Add "-combine" to list of Overall Options; + remove documentation about IMA that is no longer accurate; Add + documentation explaining what "-combine" does. + * ada/lang-specs.h: Add initialization values for new fields in + "struct compiler". + * cp/lang-specs.h: Likewise. + * f/lang-specs.h: Likewise. + * java/lang-specs.h: Likewise. + * objc/lang-specs.h: Likewise. + * treelang/lang-specs.h: Likewise. + +2004-04-05 David Edelsohn + + * config/rs6000/rs6000.c (VTABLE_NAME_P): Add _ZTI to special + symbol handling. + +2004-04-05 Jakub Jelinek + John David Anglin + + PR optimization/13424 (hppa), bootstrap/14462, c/14828 + * pa.md: Use replace_equiv_address to retain the attributes of the + memory operands used in the split and peephole2 patterns for optimizing + the pre-reload movstrsi, movstrdi, clrstrsi and clrstrdi patterns. + +2004-04-05 Richard Kenner + + * c-decl.c (build_compound_literal): Use TYPE_READONLY. + * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. + * objc/objc-act.c (adorn_decl, gen_declspecs): Likewise. + * c-typeck.c (decl_constant_value): Don't access DECL_INITIAL of a + PARM_DECL. + * calls.c (flags_from_decl_or_type): Use TYPE_READONLY and do so only + for a type. + * print-tree.c (print_node): Properly handle side-effects, readonly, + and constant flags. + * tree.c (build1_stat, build_expr_wfl): Only look at TREE_SIDE_EFFECTS + and TREE_CONSTANT if not a type. + * tree.h (IS_NON_TYPE_CODE_CLASS): New macro. + (IS_EXPR_CODE_CLASS): Write 'E', not 'e'. + (NON_TYPE_CHECK): New macro. + (TREE_SIDE_EFFECT, TREE_READONLY, TREE_CONSTANT: Add check. + +2004-04-05 Eric Botcazou + + * config/sparc/sol2-bi.h (PREFERRED_DEBUGGING_TYPE): Set + to DWARF2_DEBUG unconditionally. + (ASM_DEBUG_SPEC): Set the default to --gdwarf2 unconditionally. + +2004-04-04 Ian Lance Taylor + Nathanael Nerode + + PR target/14548 + * config.host: Set the shell variable host_can_use_collect2. + Set it to yes by default, and to no for alpha*-dec-*vms*, + i[34567]86-*-mingw32*, and powerpc-*-beos*. + * configure.ac: Set and substitute the shell variable collect2. + Give an error if use_collect2 is yes and host_can_use_collect2 is + no. + * Makefile.in (COLLECT2): Rename from USE_COLLECT2. Change all + uses. Initialize to @collect2@. + (STAGESTUFF): Remove $(USE_COLLECT2). + * config/alpha/x-vms (USE_COLLECT2): Don't set. + * config/i386/t-mingw32 (USE_COLLECT2): Likewise. + * config/rs6000/t-beos (USE_COLLECT2): Likewise. + * config/pa/t-pa64: Remove commented out USE_COLLECT2. + * configure: Regenerate. + 2004-04-04 Roger Sayle * simplify-rtx.c (simplify_binary_operation): Constant fold @@ -42,7 +679,7 @@ * config/i386/i386.h (TARGET_NOCONA): New macro. (TARGET_CPU_CPP_BUILTINS): Add code for Nocona. (processor_type): Add PROCESSOR_NOCONA. - + * config/i386/i386.md (cpu): Add nocona to the attribute values. * config/i386/i386.c (nocona_cost): New variable. @@ -59,7 +696,7 @@ Set up PROCESSOR_NOCONA for Nocona entry in processor_alias_table. (incdec_operand): Prevent inc/dec generation for Nocona too. (ix86_issue_rate): Add PROCESSOR_NOCONA. - + 2004-04-01 Andrew Pinski * rtlanal.c (find_reg_note): Manually @@ -160,9 +797,9 @@ 2004-04-01 Serge Belyshev <1319@bot.ru> - PR target/14702 - * config/i386/i386.md: fix source operand constraints in - mmx_pshufw, sse2_pshufd, sse2_pshuflw, sse2_pshufhw + PR target/14702 + * config/i386/i386.md: fix source operand constraints in + mmx_pshufw, sse2_pshufd, sse2_pshuflw, sse2_pshufhw 2004-04-01 Waldek Hebisch