diff options
Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 397 |
1 files changed, 388 insertions, 9 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 48757a5f155..615aad2f7c1 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,384 @@ +2008-11-28 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/37955 + PR tree-optimization/37742 + * tree-vect-transform.c (vectorizable_store): Remove assert for + compatible aliases. + (vectorizable_load): Likewise. + +2008-11-27 Richard Guenther <rguenther@suse.de> + + * tree-ssa-structalias.c (intra_create_variable_infos): Make + a constraint for the static chain parameter. + +2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com> + + * config/bfin/bfin.opt (micplb): New option. + * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it. + * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS, + ENABLE_WA_INDIRECT_CALLS): New macros. + * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to + all 54x CPUs. + (indirect_call_p): New function. + (workaround_speculation): Handle anomaly 05-00-0426 when + ENABLE_WA_INDIRECT_CALLS is true. + * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define + __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS. + * doc/invoke.texi (Blackfin Options): Document -micplb. + +2008-11-26 DJ Delorie <dj@redhat.com> + + * config/m32c/mov.md ("extendhipsi2"): New. + + * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate. + + * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class. + * config/m32c/mov.md (zero_extendqihi2): Likewise. + +2008-11-26 Adam Nemet <anemet@caviumnetworks.com> + + * config/mips/mips.md (clear_hazard): Rename to + clear_hazard_<mode>. Use mode-specific addition. + (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si + or gen_clear_hazard_di depending on the size of Pmode. + +2008-11-26 DJ Delorie <dj@redhat.com> + + * configure.ac: Test m32c-elf-gas for .loc. + * configure: Likewise. + +2008-11-26 Janis Johnson <janis187@us.ibm.com> + + PR testsuite/28870 + * doc/sourcebuild.texi (Test Directives): Add dg-timeout and + dg-timeout-factor. + +2008-11-26 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/sync.md (memory_barrier_nosse): Disable also for + TARGET_64BIT. Remove special asm template for TARGET_64BIT case. + (memory_barrier): Do not generate memory_barrier_nosse instruction + for TARGET_64BIT. + * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT. + +2008-11-26 Fredrik Unger <fred@tree.se> + + * config/soft-fp/floatuntisf.c (__floatuntisf): Correct + function name from __floatundisf. + * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to + DFtype. + +2008-11-25 Daniel Berlin <dberlin@dberlin.org> + Richard Guenther <rguenther@suse.de> + + PR tree-optimization/37869 + * tree-ssa-structalias.c (struct constraint_graph): Remove + pt_used and number_incoming members. + (build_pred_graph): Do not allocate them. + (condense_visit): Do not use them. + (label_visit): Likewise. + (free_var_substitution_info): Do not free them. + +2008-11-25 Vladimir Makarov <vmakarov@redhat.com> + + * doc/invoke.texi (ira-max-loops-num): Change semantics. + + * ira-int.h (struct ira_loop_tree_node): New member to_remove_p. + + * ira-color.c (allocno_spill_priority): New function. + (remove_allocno_from_bucket_and_push, push_allocno_to_spill): + Print more info about the spilled allocno. + (push_allocnos_to_stack): Use allocno_spill_priority. Add more + checks on bad spill. + + * ira-build.c (loop_node_to_be_removed_p): Remove. + (loop_compare_func, mark_loops_for_removal): New functions. + (remove_uneccesary_loop_nodes_from_loop_t): Use member + to_remove_p. + (remove_unnecessary_allocnos): Call mark_loops_for_removal. + + * ira.c (ira): Don't change flag_ira_algorithm. + + * params.def (ira-max-loops-num): Change the value. + +2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com> + + * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up. + Disable unsupported alternative for ColdFire, + add new alternative that ColdFire can handle. + +2008-11-25 Eric Botcazou <ebotcazou@adacore.com> + + * regrename.c (merge_overlapping_regs): Add registers artificially + defined at the top of the basic block to the set of live ones just + before the first insn. + +2008-11-25 H.J. Lu <hongjiu.lu@intel.com> + Joey Ye <joey.ye@intel.com> + + PR middle-end/37843 + * config/i386/i386.c (ix86_function_ok_for_sibcall): Return + false if we need to align the outgoing stack. + (ix86_update_stack_boundary): Check parm_stack_boundary. + +2008-11-25 Richard Guenther <rguenther@suse.de> + + PR middle-end/38151 + PR middle-end/38236 + * tree-ssa-alias.c (struct alias_info): Remove written_vars. + Remove dereferenced_ptrs_store and dereferenced_ptrs_load + in favor of dereferenced_ptrs. + (init_alias_info): Adjust. + (delete_alias_info): Likewise. + (compute_flow_insensitive_aliasing): Properly + include all aliased variables. + (update_alias_info_1): Use dereferenced_ptrs. + (setup_pointers_and_addressables): Likewise. + (get_smt_for): Honor ref-all pointers and pointers with known alias + set properly. + * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers. + +2008-11-25 Uros Bizjak <ubizjak@gmail.com> + + PR target/38254 + * config/i386/sync.md (memory_barrier_nosse): New insn pattern. + (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2. + +2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com> + + * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo. + +2008-11-24 Richard Sandiford <rdsandiford@googlemail.com> + + * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define. + +2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com> + + PR target/35018 + * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes. + (addsi_lshrsi_31): Add ColdFire-friendly alternatives. + +2008-11-24 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from + UNSPECV_CMPXCHG_[12]. + * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of + UNSPECV_CMPXCHG_[12]. + + PR target/36793 + * config/i386/sync.md (memory_barrier): New expander. + +2008-11-24 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/37135 + * dse.c (find_shift_sequence): Optimize extraction from a constant. + +2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (function_arg): Revert 2008-10-26 change. + +2008-11-23 Helge Deller <deller@gmx.de> + + * pa/linux-atomic.c (EBUSY): Define if not _LP64. + (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call + succeeded and lws_ret is not equal to oldval. + +2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used. + +2008-11-22 Andreas Schwab <schwab@suse.de> + + * varasm.c (default_file_start): Suppress ASM_APP_OFF also with + -dA and -dP. + +2008-11-22 Adam Nemet <anemet@caviumnetworks.com> + + * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>. + Use constant 1 as the operand. + * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode. + Rename gen_rdhwr to gen_rdhwr_synci_step_si or + gen_rdhwr_synci_step_di depending on the size of Pmode. + +2008-11-22 Uros Bizjak <ubizjak@gmail.com> + + PR target/38222 + * config/i386/i386.md (SWI248): New mode iterator. + (SWI32): Remove mode iterator. + (popcount<mode>2): Rename from popcounthi2, popcountsi2 and + popcounthi2 insn patterns. Macroize pattern using SWI248 mode + iterator. Generate popcnt mnemonic without mode extensions + for Darwin x86 targets. + (*popcount<mode>2_cmp): Ditto. + (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode + extensions for Darwin x86 targets. + +2008-11-22 Eric Botcazou <ebotcazou@adacore.com> + + * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define + only if HAVE_AS_SPARC_UA_PCREL is defined. + +2008-11-22 Richard Sandiford <rdsandiford@googlemail.com> + + * ira-costs.c (find_allocno_class_costs): Work out the maximum + allocno_costs value of the classees with the lowest total_costs + value. Use this to set ALLOCNO_COVER_CLASS_COST here... + (setup_allocno_cover_class_and_costs): ...rather than here. + Use the ALLOCNO_COVER_CLASS_COST for all registers in the + preferred class. + +2008-11-22 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/37323 + * builtins.c (expand_builtin_apply_args): Emit sequence before + parm_birth_insn instead of after entry_of_function's first insn. + + PR middle-end/37316 + * function.c (assign_parm_remove_parallels): Pass + data->passed_type as third argument to emit_group_store. + + PR target/37170 + * final.c (mark_symbol_refs_as_used): New function. + * output.h (mark_symbol_refs_as_used): New prototype. + * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed. + (s390_output_pool_entry): Use mark_symbol_refs_as_used. + * config/arm/arm.md (consttable_4): Likewise. + + PR target/37880 + * doc/invoke.texi: Adjust wording of -mcmodel=medium description. + +2008-11-21 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/38200 + * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only + propagate x = &a into *x = b if conversion from b to a's type is + useless. + +2008-11-21 Eric Botcazou <ebotcazou@adacore.com> + + * caller-save.c (insert_one_insn): Take into account REG_INC notes + for the liveness computation of the new insn. + +2008-11-21 DJ Delorie <dj@redhat.com> + + * config/stormy16/stormy16.md (movqi_internal, movhi_internal): + Moves to/from below100 space (W) can only use r0-r7. + +2008-11-21 Paolo Carlini <paolo.carlini@oracle.com> + + PR other/38214 + * doc/invoke.texi (Optimization Options): Fix typo. + +2008-11-21 H.J. Lu <hongjiu.lu@intel.com> + Xuepeng Guo <xuepeng.guo@intel.com> + + * config.gcc (extra_headers): For x86 and x86-64, remove + gmmintrin.h, add immintrin.h and avxintrin.h. + + * config/i386/gmmintrin.h: Renamed to ... + * config/i386/avxintrin.h: This. Issue an error if + _IMMINTRIN_H_INCLUDED is undedined. + + * config/i386/immintrin.h: New. + +2008-11-21 Jakub Jelinek <jakub@redhat.com> + + PR target/38208 + * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use + mode of PLUS, not mode of the eliminated register. + +2008-11-21 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3. + * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3. + (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3. + (sse2_nand<mode>3): Rename to sse2_andnot<mode>3. + (*sse_nand<mode>3): Rename to *sse_andnot<mode>3. + (*avx_nand<mode>3): Rename to *avx_andnot<mode>3. + (*nand<mode>3): Rename to *andnot<mode>3. + (*nandtf3): rename to *andnottf3. + * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]: + Use CODE_FOR_mmx_andnotv2si3. + [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3. + [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3. + [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3. + [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3. + [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3. + +2008-11-21 Uros Bizjak <ubizjak@gmail.com> + + PR middle-end/37908 + * config/ia64/ia64.c (ia64_expand_atomic_ope): Properly handle NAND + case by calculating ~(new_reg & val) instead of (~new_reg & val). + * config/ia64/sync.md (sync_nand<mode>): Change insn RTX + to (not:IMODE (and:IMODE (...))). + (sync_old_nand<mode>): Ditto. + (sync_new_nand<mode>): Ditto. + +2008-11-20 Joseph Myers <joseph@codesourcery.com> + + * config/arm/thumb2.md (thumb2_casesi_internal, + thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4. + +2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com> + + * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic + nand to the changed 4.4 semantic. + +2008-11-20 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/29215 + * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined. + (fold_builtin_memory_op): Handle even the case where just one + of src and dest is an address of a var decl component, using + TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant + and readonly_data_expr src check. + * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut + up warnings. + + PR rtl-optimization/36998 + * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset + arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))). + (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust + stack_adjust_offset callers. + (dwarf2out_stack_adjust): Likewise. Handle insns in annulled + branches properly. + (compute_barrier_args_size): Handle insns in annulled branches + properly. + +2008-11-20 Uros Bizjak <ubizjak@gmail.com> + + PR target/38151 + * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]: + Handle cases when integer argument crosses argument register boundary. + +2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + PR bootstrap/33100 + * config.gcc (i[34567]86-*-solaris2*): Don't include + i386/t-crtstuff here. + Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host. + * config/i386/t-sol2: Move to libgcc/config/i386. + +2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org> + + PR driver/21706 + * tlink.c: Include "libiberty.h". + (initial_cwd): Change type into char *. + (tlink_init): Call getpwd instead of getcwd. + +2008-11-19 Zdenek Dvorak <ook@ucw.cz> + + PR rtl-optimization/32283 + * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base + of the induction variable to decide whether it may wrap. + * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the + initialization of the bound before the loop. + * simplify-rtx.c (simplify_binary_operation_1): Add two + simplifications regarding AND. + (simplify_plus_minus): Only fail if no simplification is possible. + * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple. + 2008-11-20 Jakub Jelinek <jakub@redhat.com> PR c++/36631 @@ -37,8 +418,7 @@ PR bootstrap/37790 * ira-int.h (ira_copy_allocno_live_range_list, - ira_merge_allocno_live_ranges, - ira_allocno_live_ranges_intersect_p, + ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p, ira_finish_allocno_live_range_list): New prototypes. (ira_allocno_live_ranges_intersect_p, ira_pseudo_live_ranges_intersect_p): Remove. @@ -46,8 +426,7 @@ * ira-conflicts.c (ira_allocno_live_ranges_intersect_p, ira_pseudo_live_ranges_intersect_p): Rename to allocnos_have_intersected_live_ranges_p and - pseudos_have_intersected_live_ranges_p. Move them from here to - ... + pseudos_have_intersected_live_ranges_p. Move them from here to ... * ira-color.c: ... here (coalesced_allocno_conflict_p): Use @@ -85,8 +464,7 @@ 2008-11-19 Richard Guenther <rguenther@suse.de> * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with - non-sizetype offsets if their precision matches that of - the pointer. + non-sizetype offsets if their precision matches that of the pointer. * expr.c (expand_expr_real_1): Always sign-extend the offset operand of a POINTER_PLUS_EXPR. @@ -107,12 +485,13 @@ 2008-11-19 Razya Ladelsky <razya@il.ibm.com> - PR target/38156 - * tree-parloops.c (loop_parallel_p): NULL vect_dump. + PR target/38156 + * tree-parloops.c (loop_parallel_p): NULL vect_dump. (separate_decls_in_region): Create shared struct even when there are only reductions. 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com> + * config/picochip/picochip.c (headers): Remove an unnecessary header file. @@ -245,7 +624,7 @@ 2008-11-16 Eric Botcazou <ebotcazou@adacore.com> * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode' - parameter. Use DImode for computing the number of registers. + parameter. Use DImode for computing the number of registers. (function_arg): Adjust for above change. (function_value): Likewise. |