diff options
Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 323 |
1 files changed, 313 insertions, 10 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 86c6d31605b..9ebf3410540 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,7 +1,312 @@ +2008-05-21 David S. Miller <davem@davemloft.net> + + * config.gcc (sparc-*-linux*): Always include sparc/t-linux in + tmake_file. + +2008-05-21 Eric Botcazou <ebotcazou@adacore.com> + + * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table + once finished. + +2008-05-20 David Daney <ddaney@avtrex.com> + + * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12, + UNSPEC_SYNC_OLD_OP_12, + UNSPEC_SYNC_EXCHANGE_12): New define_constants. + (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, + UNSPEC_SET_GOT_VERSION, + UNSPEC_UPDATE_GOT_VERSION): Renumber. + (optab, insn): Add 'plus' and 'minus' to define_code_attr. + (atomic_hiqi_op): New define_code_iterator. + (sync_compare_and_swap<mode>): Call + mips_expand_atomic_qihi instead of + mips_expand_compare_and_swap_12. + (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of + MIPS_COMPARE_AND_SWAP_12_0. Pass argument to + MIPS_COMPARE_AND_SWAP_12. + (sync_<optab><mode>, sync_old_<optab><mode>, + sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>, + sync_new_nand<mode>): New define_expands for HI and QI mode + operands. + (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12, + sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns. + (sync_lock_test_and_set<mode>): New define_expand for HI and QI + modes. + (test_and_set_12): New insn. + (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>, + sync_new_<optab><mode>, sync_old_nand<mode>, + sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early + clobber to operand 0 for SI and DI mode insns. + * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5, + mips_gen_fn_4): New typedefs. + (mips_gen_fn_ptrs): Define new union type. + (mips_expand_compare_and_swap_12): Remove declaration. + (mips_expand_atomic_qihi): Declare function. + * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to... + (mips_expand_atomic_qihi): ... this. Use new generator function + parameter. + * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter. + (MIPS_COMPARE_AND_SWAP_12_0): Delete macro. + (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, + MIPS_COMPARE_AND_SWAP_12_NONZERO_OP, + MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP, + MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12, + MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG, + MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG, + MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP, + MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12, + MIPS_SYNC_EXCHANGE_12_ZERO_OP, + MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros. + +2008-05-20 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add + the missing break. + +2008-05-20 Anatoly Sokolov <aesok@post.ru> + + * config/avr/avr.h (machine_function): Add 'is_OS_main' field. + * config/avr/avr.c (avr_OS_main_function_p): Add new function. + (avr_attribute_table): Add 'OS_main' function attribute. + (avr_regs_to_save, expand_prologue, expand_epilogue): Handle + functions with 'OS_main' attribute. + +2008-05-20 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/35204 + * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New + helper, split out from ... + (DFS): ... here. Make the DFS walk non-recursive. + +2008-05-20 Sebastian Pop <sebastian.pop@amd.com> + Jan Sjodin <jan.sjodin@amd.com> + + PR tree-optimization/36181 + * tree-parloops.c (loop_has_vector_phi_nodes): New. + (parallelize_loops): Don't parallelize when the loop has vector + phi nodes. + +2008-05-20 Jan Sjodin <jan.sjodin@amd.com> + Sebastian Pop <sebastian.pop@amd.com> + + * tree-loop-linear.c (gather_interchange_stats): Look in the access matrix, + and never look at the tree representation of the memory accesses. + (linear_transform_loops): Computes parameters and access matrices. + * tree-data-ref.c (compute_data_dependences_for_loop): Returns false when fails. + (access_matrix_get_index_for_parameter): New. + * tree-data-ref.h (struct access_matrix): New. + (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX, + AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS, + AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT, + am_vector_index_for_loop): New. + (struct data_reference): Add field access_matrix. + (DR_ACCESS_MATRIX): New. + (compute_data_dependences_for_loop): Update declaration. + (lambda_collect_parameters, lambda_compute_access_matrices): Declared. + * lambda.h (lambda_vector_vec_p): Declared. + * lambda-code.c: Depend on pointer-set.h. + (lambda_collect_parameters_from_af, lambda_collect_parameters, + av_for_af_base, av_for_af, build_access_matrix, + lambda_compute_access_matrices): New. + * Makefile.in (lambda-code.o): Depend on pointer-set.h. + +2008-05-20 Joseph Myers <joseph@codesourcery.com> + + * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not + $SOURCEDIR/include. + +2008-05-20 Jan Sjodin <jan.sjodin@amd.com> + Sebastian Pop <sebastian.pop@amd.com> + + PR tree-optimization/36206 + * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS, + FOLD_CONVERSIONS. + (instantiate_scev_1): Rename flags to fold_conversions. + Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined + outeside instantiation_loop. + * tree-chrec.h (evolution_function_is_affine_in_loop): New. + (evolution_function_is_affine_or_constant_p): Removed. + * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with + instantiate_scev. + (analyze_siv_subscript): Pass in the loop nest number. + Call evolution_function_is_affine_in_loop instead of + evolution_function_is_affine_p. + (analyze_overlapping_iterations): Pass in the loop nest number. + +2008-05-20 Jan Sjodin <jan.sjodin@amd.com> + Sebastian Pop <sebastian.pop@amd.com> + + PR tree-optimization/36206 + * tree-chrec.h (chrec_fold_op): New. + * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR, and + other trees. + +2008-05-20 Nathan Sidwell <nathan@codesourcery.com> + + * c-incpath.c (INO_T_EQ): Do not define on non-inode systems. + (DIRS_EQ): New. + (remove_duplicates): Do not set inode on non-inode systems. Use + DIRS_EQ. + +2008-05-20 Sandra Loosemore <sandra@codesourcery.com> + + * config.gcc (tm_file): Update comments about relative pathnames. + +2008-05-20 Richard Guenther <rguenther@suse.de> + + * tree-ssa-reassoc.c (fini_reassoc): Use the statistics + infrastructure. + * tree-ssa-sccvn.c (process_scc): Likewise. + * tree-ssa-sink.c (execute_sink_code): Likewise. + * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise. + * tree-vrp.c (process_assert_insertions): Likewise. + * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise. + (perform_tree_ssa_dce): Likewise. + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise. + (dump_dominator_optimization_stats): Likewise. + * tree-vectorizer.c (vectorize_loops): Likewise. + +2008-05-20 Richard Guenther <rguenther@suse.de> + + * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle. + +2008-05-20 Kai Tietz <kai.tietz@onevision.com> + + * config/i386/i386-protos.h (ix86_return_in_memory): Removed. + (ix86_i386elf_return_in_memory): Likewise. + (ix86_i386interix_return_in_memory): Likewise. + * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed. + (SUBTARGET_RETURN_IN_MEMORY): New. + * config/i386/i386elf.h: Likewise. + * config/i386/ptx4-i.h: Likewise. + * config/i386/sol2-10.h: Likewise. + * config/i386/sysv4.h: Likewise. + * config/i386/vx-common.h: Likewise. + * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed. + * config/i386/i386.c (ix86_return_in_memory): Made static and + make use of optional SUBTARGET_RETURN_IN_MEMORY macro. + (ix86_i386elf_return_in_memory): Removed. + (ix86_i386interix_return_in_memory): Removed. + (TARGET_RETURN_IN_MEMORY): Declared within i386.c only. + * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef. + +2008-05-20 Alexandre Oliva <aoliva@redhat.com> + + * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE. + +2008-05-19 Xinliang David Li <davidxl@google.com> + + * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18. + * opts.c: Ditto. + * common.opt: Ditto. + * doc/invoke.texi: Ditto. + +2008-05-19 Eric Botcazou <ebotcazou@adacore.com> + + * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko. + (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak. + +2008-05-19 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.c (ix86_expand_vector_init_concat): Change + sizes of operand array from 8/4 to 4/2. + (ix86_expand_vector_init_general): Change size of operand array + from 32 to 16. Remove op0, op1 and half_mode. + +2008-05-19 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.c (ix86_expand_vector_init_concat): New. + (ix86_expand_vector_init_interleave): Likewise. + (ix86_expand_vector_init_general): Use them. Assert word_mode + == SImode when n_words == 4. + +2008-05-19 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_secondary_reload): New static function. + (TARGET_SECONDARY_RELOAD): New define. + * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove. + * config/i386/i386.md (reload_outqi): Remove. + +2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + PR middle-end/35509 + * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in. + Add `implicit' parameter. Handle BUILT_IN_SIGNBIT. + (mathfn_built_in): Rewrite in terms of mathfn_built_in_1. + (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN. + (fold_builtin_1): Likewise. + * builtins.def (BUILT_IN_ISINF_SIGN): New. + c-common.c (check_builtin_function_arguments): Handle + BUILT_IN_ISINF_SIGN. + * doc/extend.texi: Document __builtin_isinf_sign. + * fold-const.c (operand_equal_p): Handle COND_EXPR. + +2008-05-18 Eric Botcazou <ebotcazou@adacore.com> + + * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need + EH cleanup at the end of the pass, search for those that have been + turned into forwarder blocks and do the cleanup on their successor. + +2008-05-18 Richard Guenther <rguenther@suse.de> + + * tree-cfg.c (verify_gimple_expr): Allow conversions from + pointers to sizetype and vice versa. + +2008-05-18 Xinliang David Li <davidxl@google.com> + + * gcc/tree-ssa-dce.c: Coding style fix. + (check_pow): Documentation comment. + (check_log): Documenation comment. Coding style fix. + (is_unnecessary_except_errno_call): Ditto. + (gen_conditions_for_pow): Ditto. + (gen_conditions_for_log): Ditto. + (gen_shrink_wrap_conditions): Ditto. + (shrink_wrap_one_built_in_calls): Ditto. + * gcc/doc/invoke.texi: Better documentation string. + * ChangeLog: Fix wrong change log entries from + May 17 checkin on function call DCE. + +2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow. + +2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com> + + * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos. + * df-problems.c (simulation routines): Fixed block comment to + properly say how to add forwards scanning functions. + +2008-05-17 Eric Botcazou <ebotcazou@adacore.com> + + * tree-inline.c (setup_one_parameter): Remove dead code. + +2008-05-17 Eric Botcazou <ebotcazou@adacore.com> + + * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into + a BIT_AND_EXPR only for an INTEGER_TYPE. + +2008-05-17 Xinliang David Li <davidxl@google.com> + + * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable. + (check_pow, check_log, is_unnecessary_except_errno_call): New + functions to check for eliminating math functions that are pure + except for setting errno. + (gen_conditions_for_pow, gen_conditionas_for_log): New functions to + general condition expressions for shrink-wrapping pow/log calls. + (gen_shrink_wrap_conditions): Ditto. + (shrink_wrap_one_built_in_call): Ditto. + (shrink_wrap_conditional_dead_built_in_calls): Ditto. + (mark_operand_necessary): If debugging, output if OP is necessary. + (eliminate_unnecessary_stmts): Eliminate pow, log calls that are + unnecessary. + * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when + opt level >= 2. + * gcc/common.opt: New user flag -ftree-builtin-dce. + * gcc/doc/invoke.texi (-ftree-builtin-dce): New option. + 2008-05-16 David S. Miller <davem@davemloft.net> - * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before - overriding. + * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding. * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise. 2008-05-16 Uros Bizjak <ubizjak@gmail.com> @@ -14,7 +319,7 @@ * ifcvt.c (dead_or_predicable): Rename df_simulate_one_insn_backwards to df_simulate_one_insn. * recog.c (peephole2_optimize): Ditto. - * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq): + * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq): Ditto. * df.h: Rename df_simulate_one_insn_backwards to df_simulate_one_insn. and delete df_simulate_one_insn_forwards. @@ -23,7 +328,6 @@ (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn. (df_simulate_one_insn_forwards): Removed. - 2008-05-16 Doug Kwan <dougkwan@google.com> * real.c (real_to_decimal, real_to_hexadecimal): Distinguish @@ -53,8 +357,8 @@ * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto. * function.h (cfun.last_stmt_uid): New field. * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid, - gimple_stmt_max_uid, set_gimple_stmt_max_uid, - inc_gimple_stmt_max_uid): New functions. + gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid): + New functions. * tree-dfa.c (renumber_gimple_stmt_uids): New function. (create_stmt_ann): Initialize the ann->uid field. * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid @@ -95,8 +399,7 @@ MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise. * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise. - * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add - BFIN_CPU_UNKNOWN. + * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN. * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561. (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu option. @@ -124,8 +427,8 @@ * cgraph.h (compute_inline_parameters): Made public. * tree-pass.h (ipa_opt_pass): Removed function_generate_summary, variable_generate_summary, function_write_summary, - variable_write_summary, variable_read_summary. Added - generate_summary, write_summary, read_summary. + variable_write_summary, variable_read_summary. Added generate_summary, + write_summary, read_summary. * cgraphunit.c (cgraph_process_new_functions): Changed call from pass_ipa_inline.function_generate_summary, to compute_inline_parameters. |