2008-05-31 Uros Bizjak * config/i386/i386.md (*cmpfp_): Enable for optimize_size. (*cmpfp__cc): Ditto. (*fp_jcc_8_387): Ditto. (*fop__2_i387): Ditto. (*fop__3_i387): Ditto. (*fop_xf_2_i387): Ditto. (*fop_xf_3_i387): Ditto. 2008-06-02 Tomas Bily * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P. 2008-06-01 Richard Sandiford * config/mips/mips.c (mips_valid_offset_p): New function. (mips_valid_lo_sum_p): Likewise. (mips_classify_address): Use them. (mips_force_address): New function. (mips_legitimize_address): Use it. * config/mips/mips.md (MOVE128): New mode iterator. (movtf): Require TARGET_64BIT. Remove empty strings. (*movtf_internal): Rename to... (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead of "R" and use {,fp}{load,store} attributes instead of "multi". Use a separate define_split. (*movtf_mips16): New pattern. 2008-06-01 Richard Sandiford * config/mips/mips-protos.h (mips_expand_before_return): Declare. * config/mips/mips.c (mips_expand_before_return): New function. (mips_expand_epilogue): Call it. * config/mips/mips.md (return): Turn into a define_expand. (*return): New insn. 2008-06-01 Richard Sandiford * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare. * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New functions. Do not emit uses and clobbers of CONCATs; individually use and clobber their operands. * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber, gen_clobber, emit_use and gen_use. (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise. (expand_builtin_return): Likewise. * cfgbuild.c (count_basic_blocks): Likewise. * cfgrtl.c (rtl_flow_call_edges_add): Likewise. * explow.c (emit_stack_restore): Likewise. * expmed.c (extract_bit_field_1): Likewise. * expr.c (convert_move, emit_move_complex_parts): Likewise. (emit_move_multi_word, store_constructor): Likewise. * function.c (do_clobber_return_reg, do_use_return_reg): Likewise. (thread_prologue_and_epilogue_insns): Likewise. * lower-subreg.c (resolve_simple_move): Likewise. * optabs.c (widen_operand, expand_binop): Likewise. (expand_doubleword_bswap, emit_no_conflict_block): Likewise. * reload.c (find_reloads): Likewise. * reload1.c (eliminate_regs_in_insn): Likewise. * stmt.c (expand_nl_goto_receiver): Likewise. * config/alpha/alpha.md (builtin_longjmp): Likewise. * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise. * config/arm/arm.c (arm_load_pic_register): Likewise. (thumb1_expand_epilogue, thumb_set_return_address): Likewise. * config/arm/arm.md (untyped_return): Likewise. * config/arm/linux-elf.h (PROFILE_HOOK): Likewise. * config/avr/avr.c (expand_prologue): Likewise. * config/bfin/bfin.c (do_unlink): Likewise. * config/bfin/bfin.md (di3, adddi3, subdi3): Likewise. * config/cris/cris.c (cris_expand_prologue): Likewise. * config/darwin.c (machopic_indirect_data_reference): Likewise. (machopic_legitimize_pic_address): Likewise. * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise. (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise. * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise. (ix86_expand_convert_uns_didf_sse): Likewise. (ix86_expand_vector_init_general): Likewise. * config/ia64/ia64.md (eh_epilogue): Likewise. * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise. * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise. * config/m32r/m32r.c (m32r_reload_lr): Likewise. (config/iq2000/iq2000.c): Likewise. * config/mips/mips.md (fixuns_truncdfsi2): Likewise. (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise. (builtin_longjmp): Likewise. * config/mn10300/mn10300.md (call, call_value): Likewise. * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise. * config/pdp11/pdp11.md (abshi2): Likewise. * config/rs6000/rs6000.c (rs6000_emit_move): Likewise. * config/s390/s390.c (s390_emit_prologue): Likewise. * config/s390/s390.md (movmem_long, setmem_long): Likewise. (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise. (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise. * config/sh/sh.c (prepare_move_operands): Likewise. (output_stack_adjust, sh_expand_epilogue): Likewise. (sh_set_return_address, sh_expand_t_scc): Likewise. * config/sparc/sparc.c (load_pic_register): Likewise. * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise. * config/spu/spu.c (spu_expand_epilogue): Likewise. * config/v850/v850.c (expand_epilogue): Likewise. 2008-05-31 Anatoly Sokolov * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants. (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.). (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn. * config/avr/avr.c (expand_prologue, expand_epilogue): Use movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the stack pointer register. (output_movhi): Remove code for interrupt specific writing to the stack pointer register. 2008-05-31 Richard Guenther PR tree-optimization/34244 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP. (tree_expr_nonzero_warnv_p): Likewise. * tree-vrp.c (vrp_expr_computes_nonnegative): Call ssa_name_nonnegative_p. (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p. (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero, not tree_expr_nonzero_warnv_p. PR tree-optimization/36262 Revert 2007-11-29 Zdenek Dvorak PR tree-optimization/34244 * tree-vrp.c (adjust_range_with_scev): Clear scev cache. (record_numbers_of_iterations): New function. (execute_vrp): Cache the numbers of iterations of loops. * tree-scalar-evolution.c (scev_reset_except_niters): New function. (scev_reset): Use scev_reset_except_niters. * tree-scalar-evolution.h (scev_reset_except_niters): Declare. 2008-05-31 Bernd Schmidt * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __WORKAROUND_RETS when appropriate. 2008-05-31 Uros Bizjak * config/i386/i386.md (*fop__comm_mixed): Macroize from *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF mode iterator. (*fop__comm_sse): Macroize from *fop_sf_comm_sse and *fop_df_comm_sse insn patterns using MODEF mode iterator. (*fop__comm_i387): Macroize from *fop_sf_comm_i387 and *fop_df_comm_i387 insn patterns using MODEF mode iterator. (*fop__1_mixed): Macroize from *fop_sf_1_mixed and *fop_df_1_mixed insn patterns using MODEF mode iterator. (*fop__1_sse): Macroize from *fop_sf_1_sse and *fop_df_1_sse insn patterns using MODEF mode iterator. (*fop__1_i387): Macroize from *fop_sf_1_i387 and *fop_df_1_i387 insn patterns using MODEF mode iterator. (*fop__2_i387): Macroize from *fop_sf_2_i387 and *fop_df_2_i387 insn patterns using MODEF mode iterator. (*fop__3_i387): Macroize from *fop_sf_3_i387 and *fop_df_3_i387 insn patterns using MODEF mode iterator. (*fop_xf_2_i387): Rename from *fop_xf_2_i387. (*fop_xf_3_i387): Rename from *fop_xf_3_i387. (*fop_xf_4_i387): Use for mode attribute. (*fop_xf_5_i387): Ditto. (*fop_xf_6_i387): Ditto. 2008-05-30 Richard Guenther * builtins.c (build_string_literal): Avoid generating a non-gimple_val result. 2008-05-30 DJ Delorie * exec-tool.in: Use an environment variable (private) instead of a file (shared) as a semaphore, so as to not break parallel builds. 2008-05-30 Steven Bosscher * optabs.c (maybe_encapsulate_block): Remove. (emit_libcall_block): Adjust accordingly. * optabs.h (maybe_encapsulate_block): Remove prototype. * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't use maybe_encapsulate_block. 2008-05-30 Steven Bosscher * config/rs6000/rs6000.c (rs6000_legitimize_address, rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an rtx is a SYMBOL_REF before calling get_pool_constant. 2008-05-30 Eric Botcazou * fold-const.c (fold_unary) : Add ??? comment. 2008-05-30 Danny Smith * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional rather than OS names to choose INO_T_EQ definition. (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison. (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field. 2008-05-29 Daniel Franke PR target/36348 * config/darwin-f.c: New. * config/t-darwin: Added rule to build darwin-f.o. * config.gcc: Defined new variable, fortran_target_objs. (*-*-darwin*): Set fortran_target_objs. * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS. * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS. * configure: Regenerated. 2008-05-29 H.J. Lu PR target/35771 * config/i386/i386.c (ix86_function_arg_boundary): Convert to canonical type if needed. 2008-05-29 Eric Botcazou * tree-nested.c (check_for_nested_with_variably_modified): Fix typo. 2008-05-29 Richard Guenther PR tree-optimization/36343 PR tree-optimization/36346 PR tree-optimization/36347 * tree-flow.h (clobber_what_p_points_to): Declare. * tree-ssa-structalias.c (set_uids_in_ptset): Whether the pointed-to variable is dereferenced is irrelevant to whether the pointer can access the pointed-to variable. (clobber_what_p_points_to): New function. * tree-ssa-alias.c (set_initial_properties): Use it. * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust call clobber check for NMTs. 2008-05-28 Seongbae Park * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC for printing gcov_type. 2008-05-28 Seongbae Park * tree-ssa-propagate.c (set_rhs): Preserve the histogram and the eh region information. * value-prof.c (gimple_move_stmt_histograms): New function. * value-prof.h (gimple_move_stmt_histograms): New function declaration. 2008-05-28 Andreas Tobler * config/pa/pa.md: Remove extern frame_pointer_needed declaration. 2008-05-28 Seongbae Park * value-prof.c (tree_ic_transform): Print counts. * tree-profile.c (tree_gen_ic_func_profiler): Clear __gcov_indreict_call_callee variable to avoid misattribution of the profile. 2008-05-28 Rafael Espindola * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid invalid sharing. 2008-05-28 Richard Guenther PR tree-optimization/36339 * tree-ssa-alias.c (set_initial_properties): Move pt_anything and clobbering code out of the loop. 2008-05-28 Andreas Krebbel * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint letters defined. * config/s390/s390.c (s390_compare_and_branch_condition_mask, s390_contiguous_bitmask_p, s390_symref_operand_p, s390_check_symref_alignment, s390_reload_larl_operand, s390_reload_symref_address): New functions. (s390_branch_condition_mnemonic): Support compare and branch instructions. (s390_mem_constraint): Avoid symrefs to accepted by the 'T' and 'W' constraints. (s390_secondary_reload): Add secondary reloads for unaligned symbol refs or symbol refs to floating point or QI/TI mode integer values. (legitimate_address_p): Accept symbol references as addresses. (s390_expand_insv): Use rotate and insert selected bits instruction for insv when building for z10. (print_operand_address): Handle symbol ref addresses. (print_operand): Output modifier 'c' added for signed byte values. (s390_encode_section_info): Mark symbol refs with SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate. * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added. (length attribute): RRF, RRR have 4 byte length. (FPALL, INTALL): New mode iterators added. (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign, *cmp_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu, *movdi_64, *movsi_zarch, *movhi, movmem, *movmem_short, *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm, *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3, *add3, *add3_carry1_cc, *add3_carry2_cc, *add3_cc, *add3_imm_cc, *muldi3_sign, muldi3, *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10 instructions. (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi, *cmp_ccu_zerohi_rldi, *cmp_and_br_signed_, *cmp_and_br_unsigned_, reload_tomem_z10, reload_toreg_z10, reload_tomem_z10, reload_toreg_z10, reload_larl_odd_addend_z10, *execute_rl, *insv_z10, *insv_z10_noshift, *insv_or_z10_noshift, *zero_extendhi2_z10, *cmp_and_trap_signed_int, *cmp_and_trap_unsigned_int, prefetch): New pattern or expander definition. (movmem, clrmem, cmpmem): New splitters added. * config/s390/predicates.md (larl_operand): Use SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with SYMBOL_REF_ALIGN1_P. (s390_signed_integer_comparison, s390_unsigned_integer_comparison): New predicates. * config/s390/s390-protos.h (s390_check_symref_alignment, s390_contiguous_bitmask_p, s390_reload_larl_operand, s390_reload_symref_address, s390_compare_and_branch_condition_mask): Prototypes added. * config/s390/s390.h (TARGET_MEM_CONSTRAINT, SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED, SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added. 2008-05-28 Andreas Krebbel * config/s390/s390.c (z10_cost): New cost function for z10. (s390_handle_arch_option, override_options): Support -march=z10 switch. (s390_issue_rate): Adjust issue rate for z10. * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10. (processor_flags): Add PF_Z10. (TARGET_CPU_Z10, TARGET_Z10): New macro definitions. * config/s390/s390.md (cpu, cpu_facility attributes): Add z10. * gcc/config.gcc: Add z10. 2008-05-28 Richard Guenther PR tree-optimization/36291 * tree-flow. h (struct gimple_df): Remove var_anns member. * tree-flow-inline.h (gimple_var_anns): Remove. (var_ann): Simplify. * tree-dfa.c (create_var_ann): Simplify. (remove_referenced_var): Clear alias info from var_anns of globals. * tree-ssa.c (init_tree_ssa): Do not allocate var_anns. (delete_tree_ssa): Clear alias info from var_anns of globals. Do not free var_anns. (var_ann_eq): Remove. (var_ann_hash): Likewise. 2008-05-28 Mark Shinwell * config/mips/mips.c (mips_cpu_info_table): Add loongson2e and loongson2f entries. (mips_rtx_cost_data): Add entries for Loongson-2E/2F. * config/mips/mips.h (processor_type): Add Loongson-2E and Loongson-2F entries. (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New. (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F. * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f. * doc/invoke.texi (MIPS Options): Document loongson2e and loongson2f processor names. 2008-05-27 H.J. Lu PR target/35767 PR target/35771 * config/i386/i386.c (ix86_function_arg_boundary): Use alignment of canonical type. (ix86_expand_vector_move): Check unaligned memory access for all SSE modes. 2008-05-27 H.J. Lu * dwarf2out.c (current_fde): Change return type to dw_fde_ref. Moved to the front of file. 2008-05-27 Xuepeng Guo H.J. Lu * dwarf2out.c (current_fde): New. (add_cfi): Use it. (lookup_cfa:): Likewise. (dwarf2out_end_epilogue): Likewise. (dwarf2out_note_section_used): Likewise. 2008-05-27 Michael Matz PR c++/27975 * c.opt (Wenum-compare): New warning option. * doc/invoke.texi (Warning Options): Document -Wenum-compare. 2008-05-27 Michael Matz PR middle-end/36326 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for non-BLKmode types. * tree-tailcall.c (find_tail_calls): Don't mark calls storing into memory as tail calls. 2008-05-27 Richard Guenther PR tree-optimization/36339 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything pointers cause all addressable variables to be call clobbered. 2008-05-27 Richard Guenther PR tree-optimization/36245 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases. 2008-05-27 Andreas Krebbel * config/s390/s390.md: Replace all occurences of the 'm' constraint with 'RT'. 2008-05-27 Andreas Krebbel * config/s390/s390.md ("cpu_facility", "enabled"): Attribute definitions added. ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into "*movdi_64". ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3". ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3". ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3". 2008-05-27 Andreas Krebbel * reload.c: (find_reloads): Skip alternatives according to the "enabled" attribute. Constify the constraint variable. * recog.c (get_attr_enabled): Add default implementation. (extract_insn): Set the alternative_enabled_p array in the recog_data struct. (preprocess_constraints, constrain_operands): Skip alternatives according to the "enabled" attribute * recog.h (struct recog_data): New field alternative_enabled_p. (skip_alternative): New inline function. * regclass.c: (record_operand_costs): Check the "enabled" attribute. (record_reg_classes): Skip alternative according to the "enabled" attribute. * doc/md.texi: Add documention for the "enabled" attribute. 2008-05-27 Andreas Krebbel * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added. * postreload.c (reload_cse_simplify_operands): Replace 'm' constraint with TARGET_MEM_CONSTRAINT. * recog.c (asm_operand_ok, preprocess_constraints, constrain_operands): Likewise. * regclass.c (record_reg_classes): Likewise. * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise. * reload1.c (maybe_fix_stack_asms): Likewise. * stmt.c (parse_output_constraint, parse_input_constraint): Likewise. * recog.h: Adjust comment. * genpreds.c (generic_constraint_letters): Remove 'm' constraint. * genoutput.c (note_constraint): Don't emit error for 'm' constraint. * doc/md.texi: Add a note to description of 'm' constraint. * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro. 2008-05-27 Eric Botcazou * tree-sra.c (sra_type_can_be_decomposed_p) : Make sure that the bitfield is of integral type before testing its precision. 2008-05-27 Trevor Smigiel Sa Liu * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3, __modti3, __udivti3, __umodti3 and __udivmodti4. * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files that implement TImode mul and div functions. * config/spu/multi3.c: New. Implement __multi3. * config/spu/divmodti4.c: New. Implement _udivmodti4 and others. * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div functions on SPU. 2008-05-26 Steven Bosscher * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate new tls_gd_* and tls_ld_* insns instead of an insn sequence. * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix, tls_sysv_suffix): New mode and mode attribute iterators. (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove. (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns. (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*, tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*, tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned iterators. 2008-05-26 Eric Botcazou PR tree-optimization/36329 * tree.h (CALL_CANNOT_INLINE_P): Add access check. * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro. * cgraphbuild.c (initialize_inline_failed): Use the latter macro in lieu of the former. * ipa-inline.c (cgraph_mark_inline): Likewise. (cgraph_decide_inlining_of_small_function): Likewise. (cgraph_decide_inlining): Likewise. (cgraph_decide_inlining_incrementally): Likewise. 2008-05-26 Tristan Gingold Anatoly Sokolov * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs()) instead of pm_lo8/pm_hi8 to makes this call working on avr6. * config/avr/avr.c (expand_prologue): Tune "call_prologue" optimization for 'avr6' architecture. 2008-05-26 Andy Hutchinson PR target/34932 * config/avr/avr.md (*addhi3_zero_extend2): Remove. 2008-05-26 Richard Guenther * tree-ssa-sccvn.c (expr_has_constants): Declare. (visit_reference_op_load): Initialize VN_INFO->has_constants properly. 2008-05-26 H.J. Lu PR middle-end/36253 * caller-save.c (insert_restore): Verify alignment of spill space. (insert_save): Likewise. * cfgexpand.c (LOCAL_ALIGNMENT): Removed. * defaults.h (LOCAL_ALIGNMENT): New. Provide default. (STACK_SLOT_ALIGNMENT): Likewise. * function.c (LOCAL_ALIGNMENT): Removed. (get_stack_local_alignment): New. (assign_stack_local): Use it. Set alignment on stack slot. (assign_stack_temp_for_type): Use get_stack_local_alignment. * config/i386/i386.h (LOCAL_ALIGNMENT): Updated. (STACK_SLOT_ALIGNMENT): New. * config/i386/i386.c (ix86_local_alignment): Handle caller-save stack slot in XFmode. * doc/tm.texi (STACK_SLOT_ALIGNMENT): New. 2008-05-26 Kai Tietz PR/36321 * config/i386/i386.md (allocate_stack_worker_64): Make sure argument operand in rax isn't removed. 2008-05-26 Richard Guenther PR middle-end/36300 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS, not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE. 2008-05-26 Daniel Franke PR bootstrap/36331 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__. 2008-05-26 Dominique Dhumieres * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h". * config/t-darwin: Use "incpath.h" instead of "c-incpath.h". 2008-05-25 Eric Botcazou * tree-nested.c (convert_tramp_reference) : Do not build a trampoline if we don't want one. * varasm.c (initializer_constant_valid_p) : Do not return zero for nested functions if we don't want a trampoline. 2008-05-26 Daniel Franke * doc/invoke.texi: Added f77, f77-cpp-input to list of file types. 2008-05-26 Daniel Franke PR fortran/18428 * c.opt: Removed undocumented option '-lang-fortran'. * c-common.h: Removed global variable 'lang_fortran'. * c-opts.c (c_common_handle_option): Removed code to handle option '-lang-fortran'. Updated includes. * c-cppbuiltin.c (c_cpp_builtins): Removed conditional definition of '__GFORTRAN__'. (define__GNUC__): Reimplemented to use BASEVER and cpp_define_formatted. (builtin_define_with_value_n): Removed. * c-incpath.h: Renamed to ... * incpath.h: ... this. * c-incpath.c: Renamed to ... * incpath.c: ... this. Updated includes. * fix-header.c: Updated includes. * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch]. (c-cppbuiltin.o): Added dependency on and definition of BASEVER. (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o. 2008-05-25 Eric Botcazou * tree.h: Update the table of flags used on tree nodes. (TREE_NO_TRAMPOLINE): New accessor for static_flag. (SAVE_EXPR_RESOLVED_P): Use automatically-built access check. (FORCED_LABEL): Add access check. (CALL_EXPR_RETURN_SLOT_OPT): Likewise. (ASM_INPUT_P): Likewise. (ASM_VOLATILE_P): Likewise. (EH_FILTER_MUST_NOT_THROW): Access static_flag directly. (OMP_SECTION_LAST): Access private_flag directly. (OMP_RETURN_NOWAIT): Likewise. (OMP_PARALLEL_COMBINED): Likewise. (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly. (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise. * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access deprecated_flag directly. 2008-05-25 H.J. Lu * final.c (frame_pointer_needed): Removed. * flags.h (frame_pointer_needed): Likewise. * function.h (rtl_data): Add frame_pointer_needed. (frame_pointer_needed): New. 2008-05-25 Arthur Loiret * config.gcc (sh2[lbe]*-*-linux*): Allow target. 2008-05-25 Steven Bosscher * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if SRC is a REG. 2008-05-25 Alan Modra * c-common.c (strip_array_types): Move function to.. * tree.c: ..here. (get_inner_array_type): Delete. * c-common.h (strip_array_types): Move declaration to.. * tree.h: ..here. (get_inner_array_type): Delete. * config/i386/i386.c (x86_field_alignment): Use strip_array_types. * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise. * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise. * config/pa/pa.c (emit_move_sequence): Likewise. 2008-05-24 H.J. Lu * config/i386/i386.md (*sse_prologue_save_insn): Set length attribute to 34. 2008-05-24 Andy Hutchinson * function.c: Include target hook for nonlocal_goto frame value. 2008-05-24 Richard Guenther * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar variable can be only accessed through a pointer or a union. 2008-05-24 Kaveh R. Ghazi * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE. * doc/extend.texi: Likewise. 2008-05-23 DJ Delorie * config/m32c/jump.md (untyped_call): Add. * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type for A24 to PSImode. (m32c_address_cost): Detail costs for indirect offsets. 2008-05-23 Rafael Espindola * see.c (see_get_extension_data): Don't use SUBREG_REG to test if a node is a SUBREG. (see_analyze_one_def): Don't use SUBREG_REG to test if a node is a SUBREG. 2008-05-23 Paul Brook Carlos O'Donell * doc/extend.texi: Clarify use of __attribute__((naked)). * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS. * target.h (gcc_target): Add allocate_stack_slots_for_args. * function.c (use_register_for_decl): Use targetm.calls.allocate_stack_slots_for_args. * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS. * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function. (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define. 2008-05-23 Eric Botcazou * expr.c (highest_pow2_factor) : New case. 2008-05-23 Steven Munroe * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result is only rounded once. 2008-05-23 Richard Guenther * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor. 2008-05-23 Uros Bizjak Jakub Jelinek PR target/36079 * configure.ac: Handle --enable-cld. * configure: Regenerated. * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets. * config/i386/i386.h (struct machine_function): Add needs_cld field. (ix86_current_function_needs_cld): New define. * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant. (cld): New isns pattern. (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1, cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag. * config/i386/i386.opt (mcld): New option. * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if TARGET_CLD and ix86_current_function_needs_cld. (override_options): Use -mcld by default for 32-bit code if USE_IX86_CLD. * doc/install.texi (Options specification): Document --enable-cld. * doc/invoke.texi (Machine Dependent Options) [i386 and x86-64 Options]: Add -mcld option. (Intel 386 and AMD x86-64 Options): Document -mcld option. 2008-05-23 Kai Tietz * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED. (return_in_memory_64): Likewise. (return_in_memory_ms_64): Likewise. 2008-05-23 Kaveh R. Ghazi * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New. * builtins.c (fold_builtin_fpclassify): New. (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY. * builtins.def (BUILT_IN_FPCLASSIFY): New. * c-common.c (handle_type_generic_attribute): Adjust to accept fixed arguments before an elipsis. (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY. * doc/extend.texi: Document __builtin_fpclassify. 2008-05-22 Aldy Hernandez * omp-low.c (gate_expand_omp_ssa): Remove. (pass_expand_omp_ssa): Remove. (gate_expand_omp): Do not check for flag_openmp_ssa. * common.opt (-fopenmp-ssa): Remove. * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa. 2008-05-22 Kaz Kojima * config/sh/sh.opt (mfixed-range): New option. * config/sh/sh-protos.h (sh_fix_range): Declare. * config/sh/sh.c (sh_fix_range): New function. * config/sh/sh.h (sh_fixed_range_str): Declare. (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str is not empty. * doc/invoke.texi (SH Options): Document -mfixed-range. 2008-05-22 Kai Tietz * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine it before the redeclaration. 2008-05-22 Anatoly Sokolov * config/avr/avr.c (get_sequence_length): Add new function. (expand_prologue, expand_epilogue): Remove duplicate code. 2008-05-22 Rafael Espindola * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx sharing. 2008-05-22 H.J. Lu * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument. * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise. * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)). (vect_update_misalignment_for_peel): Likewise. (vector_alignment_reachable_p): Likewise. * tree-vect-transform.c (vectorizable_load): Likewise. * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise. (get_vectype_for_scalar_type): Pass mode of scalar_type to UNITS_PER_SIMD_WORD. * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated. * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise. * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise. * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise. * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise. 2008-05-22 Ira Rosen PR tree-optimization/36293 * tree-vect-transform.c (vect_transform_strided_load): Don't check if the first load must be skipped because of a gap. 2008-05-22 Richard Guenther * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle more cases of offset disambiguation that is possible if strict-aliasing rules apply. * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p for basic offset and type-based disambiguation. 2008-05-21 H.J. Lu * config/i386/i386.c (ix86_expand_vector_init_one_var): Use ix86_expand_vector_set on V16QImode for SSE4.1. 2008-05-21 Tom Tromey * c.opt (Wimport): Mark as undocumented. * doc/invoke.texi (Option Summary): Don't mention -Wimport or -Wno-import. (Warning Options): Likewise. * doc/cppopts.texi: Don't mention -Wimport. 2008-05-21 Sebastian Pop PR tree-optimization/36287 PR tree-optimization/36286 * lambda-code.c (build_access_matrix): Do not use the loop->num for computing the number of induction variables: use the loop depth instead. 2008-05-21 Kai Tietz PR/36280 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor option -f(no-)leading-underscore. 2008-05-21 H.J. Lu * config/i386/i386.c (ix86_expand_vector_init_general): Use GET_MODE_NUNITS (mode). 2008-05-21 Peter Bergner * doc/invoke.texi: Add cpu_type's 464 and 464fp. (-mmulhw): Add 464 to description. (-mdlmzb): Likewise. * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp. * config/rs6000/rs6000.c (processor_target_table): Add 464 and 464fp entries. * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support. * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464. * config/rs6000/rs6000.md: Update comments for 464. 2008-05-21 Janis Johnson * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if. 2008-05-21 H.J. Lu * config/i386/sse.md (vec_extractv4sf): Removed. (vec_extractv2df): Likewise. (vec_extractv2di): Likewise. (vec_extractv4si): Likewise. (vec_extractv8hi): Likewise. (vec_extractv16qi): Likewise. (vec_extract): New. 2008-05-21 H.J. Lu * config/i386/sse.md (vec_setv4sf): Removed. (vec_setv2df): Likewise. (vec_setv2di): Likewise. (vec_setv4si): Likewise. (vec_setv8hi): Likewise. (vec_setv16qi): Likewise. (vec_set): New. 2008-05-21 H.J. Lu * config/i386/i386.c (ix86_expand_vector_init_general): Remove goto for vec_concat and vec_interleave. 2008-05-21 H.J. Lu * config/i386/sse.md (vec_initv4sf): Removed. (vec_initv2df): Likewise. (vec_initv2di): Likewise. (vec_initv4si): Likewise. (vec_initv8hi): Likewise. (vec_initv16qi): Likewise. (vec_init): New. 2008-05-21 Joseph Myers * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH. 2008-05-21 Tom Tromey * ggc-zone.c (lookup_page_table_if_allocated): New function. (zone_find_object_offset): Likewise. (gt_ggc_m_S): Likewise. (highest_bit): Likewise. * ggc-page.c (gt_ggc_m_S): New function. * stringpool.c (string_stack): Remove. (init_stringpool): Update. (ggc_alloc_string): Use ggc_alloc. (maybe_delete_ident): New function. (ggc_purge_stringpool): Likewise. (gt_ggc_m_S): Remove. * ggc-common.c (ggc_protect_identifiers): New global. (ggc_mark_roots): Call ggc_purge_stringpool. Use ggc_protect_identifiers. * ggc.h (ggc_protect_identifiers): Declare. (gt_ggc_m_S): Update. (ggc_purge_stringpool): Declare. * toplev.c (compile_file): Set and reset ggc_protect_identifiers. * gengtype.c (write_types_process_field) : Remove special case. (write_root): Cast gt_ggc_m_S to gt_pointer_walker. 2008-05-21 David S. Miller * config.gcc (sparc-*-linux*): Always include sparc/t-linux in tmake_file. 2008-05-21 Eric Botcazou * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table once finished. 2008-05-20 David Daney * 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): 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_, sync_old_, sync_new_, sync_nand, sync_old_nand, sync_new_nand): New define_expands for HI and QI mode operands. (sync__12, sync_old__12, sync_new__12, sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns. (sync_lock_test_and_set): New define_expand for HI and QI modes. (test_and_set_12): New insn. (sync_old_add, sync_new_add, sync_old_, sync_new_, sync_old_nand, sync_new_nand, sync_lock_test_and_set): 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 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add the missing break. 2008-05-20 Anatoly Sokolov * 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 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 Jan Sjodin 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 Sebastian Pop * 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 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not $SOURCEDIR/include. 2008-05-20 Jan Sjodin Sebastian Pop 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 Sebastian Pop 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 * 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 * config.gcc (tm_file): Update comments about relative pathnames. 2008-05-20 Richard Guenther * 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 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle. 2008-05-20 Kai Tietz * 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 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE. 2008-05-19 Xinliang David Li * 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 * tree.c (substitute_in_expr) : Fix thinko. (substitute_placeholder_in_expr) : Minor tweak. 2008-05-19 H.J. Lu * 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 * 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 * 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 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 * 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 * tree-cfg.c (verify_gimple_expr): Allow conversions from pointers to sizetype and vice versa. 2008-05-18 Xinliang David Li * 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 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow. 2008-05-17 Kenneth Zadeck * 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 * tree-inline.c (setup_one_parameter): Remove dead code. 2008-05-17 Eric Botcazou * fold-const.c (fold_unary) : Fold the cast into a BIT_AND_EXPR only for an INTEGER_TYPE. 2008-05-17 Xinliang David Li * 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 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding. * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise. 2008-05-16 Uros Bizjak PR target/36246 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define. 2008-05-16 Kenneth Zadeck * 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): Ditto. * df.h: Rename df_simulate_one_insn_backwards to df_simulate_one_insn. and delete df_simulate_one_insn_forwards. * df-problems.c (df_simulate_artificial_refs_at_top) Reversed scanning of defs and uses. (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn. (df_simulate_one_insn_forwards): Removed. 2008-05-16 Doug Kwan * real.c (real_to_decimal, real_to_hexadecimal): Distinguish QNaN & SNaN. (real_from_string): Handle NaNs and Inf as approriate. 2008-05-16 Nathan Froyd * doc/gty.texi (Source Files Containing Type Information): Note that headers should appear first in the gtfiles list. 2008-05-16 Kenneth Zadeck * tree.def (COND_EXEC): Properly documented this code. 2008-05-16 Diego Novillo * dwarf2asm.c (dw2_assemble_integer): Clarify comment. * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for the new field. 2008-05-16 Kenneth Zadeck * tree-ssa-dse (max_stmt_uid): Removed. (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt, tree_ssa_dse): Encapsulate all uses of stmt_ann->uid. * 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. * 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 with new calls. * tree-flow.h (renumber_gimple_stmt_uids): New function. 2008-05-16 Nathan Froyd * tree-flow.h (init_empty_tree_cfg_for_function): Declare. * tree-cfg.c (init_empty_tree_cfg_for_function): Define. (init_empty_tree_cfg): Call it. 2008-05-16 Kenneth Zadeck * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun. Update all users. 2008-05-16 Kenneth Zadeck * doc/invoke.text (-fdump-tree-*-verbose): New option. * tree-dump.c (dump_options): New verbose option. * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff): Add verbose dump. * tree-pass.h (TDF_VERBOSE): New dump flag. * print-tree.c (print_node): Added code to be able to print PHI_NODES. (tree-flow.h): Added include. * Makefile.in (print-tree.o): Added TREE_FLOW_H. 2008-05-16 Bernd Schmidt * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops. From Jie Zhang * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3, mcpu=bf561-none and mcpu=bf561-0.2. * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, 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/elf.h (STARTFILE_SPEC): Use specific CRT for BF561. (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu option. * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN. (cputype_selected): Remove. (bfin_handle_option): Don't use cputype_selected. (override_options): When no mcpu option, enable all workarounds. Don't use bfin_workarounds. * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default processor type. (DEFAULT_CPU_TYPE): Don't define. 2008-05-16 Richard Guenther * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking on deletion of the last stmt. 2008-05-15 H.J. Lu * config/i386/i386.c (ix86_expand_vector_init_general): Optimize V8HImode for SSE2 and V16QImode for SSE4.1. 2008-05-15 Kenneth Zadeck * 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. * cgraphunit.c (cgraph_process_new_functions): Changed call from pass_ipa_inline.function_generate_summary, to compute_inline_parameters. * ipa-inline.c (compute_inline_parameters): Made public and added node parameter. (compute_inline_parameters_for_current): New function. (pass_inline_param): Now calls compute_inline_parameters_for_current. (inline_generate_summary): Removed parameter and made to loop over all cgraph nodes. (pass_ipa_inline): Updated for new IPA_PASS structure. * passes.c (execute_ipa_summary_passes): Now is called once per pass rather than once per node*pass. 2008-05-15 Anatoly Sokolov * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p, avr_asm_only_p): Remove variables. (avr_override_options): Remove initialization of removed variables. (avr_file_start): Convert removed variables to fields of 'struct base_arch_s *avr_current_arch'. * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.). (AVR_HAVE_MUL): (Ditto.). (AVR_HAVE_MOVW): (Ditto.). (AVR_HAVE_LPMX): (Ditto.). (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p, avr_asm_only_p): Remove declaration. 2008-05-15 Diego Novillo * config/arm/arm.c (arm_return_in_memory): Fix return type. * config/arm/arm-protos.h (arm_return_in_memory): Likewise. 2008-05-15 Adam Nemet PR middle-end/36194 * combine.c (check_conversion): Rename back to check_promoted_subreg. Don't call record_truncated_value from here. (record_truncated_value): Turn it into a for_each_rtx callback. (record_truncated_values): New function. (combine_instructions): Call note_uses with record_truncated_values. Change name of check_conversion to check_promoted_subreg. 2008-05-15 Janis Johnson * doc/sourcebuild.texi: Document support for torture tests. 2008-05-15 Uros Bizjak * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint to alternative 4 of operand 2. 2008-05-15 Richard Guenther * tree-pass.h (current_pass): Declare. (get_pass_for_id): Likewise. * passes.c (passes_by_id, passes_by_id_size): New globals. (set_pass_for_id): New function. (get_pass_for_id): Likewise. (register_one_dump_file): Use set_pass_for_id to populate passes_by_id. (execute_function_todo): Flush per function statistics. * toplev.c (compile_file): Init statistics. (general_init): Do early statistics initialization. (finalize): Finish statistics. * statistics.h (statistics_early_init): Declare. (statistics_init): Likewise. (statistics_fini): Likewise. (statistics_fini_pass): Likewise. (statistics_counter_event): Likewise. (statistics_histogram_event): Likewise. * statistics.c: New file. * Makefile.in (OBJS-common): Add statistics.o. (statistics.o): Add dependencies. * doc/invoke.texi (-fdump-statistics): Document. * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event. (insert): Likewise. (execute_pre): Use statistics_counter_event. * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field. (substitute_and_fold): Increment it. Use statistics_counter_event. 2008-05-15 Diego Novillo http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html * treestruct.def (TS_STRUCT_FIELD_TAG): Remove. * tree-ssa-alias.c (new_type_alias): Remove references to sub-variables from comment. * tree-ssa-operands.c (swap_tree_operands): Likewise. 2008-05-15 H.J. Lu * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra attribute to 1 only for insertps alternative. 2008-05-15 Bernd Schmidt * config/bfin/bfin.md (loadbytes): New pattern. * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES. (bfin_init_builtins): Initialize it. (bdesc_1arg): Add it. 2008-05-15 Sa Liu * testsuite/gfortran.dg/c_kind_int128_test1.f03: New. * testsuite/gfortran.dg/c_kind_int128_test2.f03: New. * testsuite/lib/target-supports.exp: Add check_effective_target_fortran_integer_16. 2008-05-15 Bernd Schmidt * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here. * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare. * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool. (TARGET_RETURN_IN_MEMORY): Define. 2008-05-15 Richard Guenther PR middle-end/36244 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY. * tree-flow-inline.h (unmodifiable_var_p): Memory tags never represent unmodifiable vars. 2008-05-15 Richard Guenther * tree-dfa.c (refs_may_alias_p): Allow all kinds of INDIRECT_REF and TARGET_MEM_REF. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle TARGET_MEM_REF. 2008-05-15 Uros Bizjak H.J. Lu * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern. (*vec_concatv2si_sse4_1): Use vector_move_operand predicate for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from insn alternatives. Add missing alternatives. (*vec_concatv2di_rex64_sse4_1): Likewise. (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2". (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64. Require TARGET_SSE. 2008-05-15 Richard Guenther PR tree-optimization/36009 PR tree-optimization/36204 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include. (determine_invariantness_stmt): Record the loop a store is always executed in. * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h dependency. 2008-05-15 Richard Guenther PR tree-optimization/34330 * tree-ssa-alias.c (get_smt_for): Only assert that accesses through the pointer will alias the SMT. 2008-05-14 Andreas Tobler * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0. 2008-05-14 H.J. Lu * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only. 2008-05-14 Michael Meissner Dwarakanath Rajagopal * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr, OTI_vrotl, OTI_vrotr to support vector/vector shifts. (vashl_optab): New optab for vector/vector shifts. (vashr_optab): Ditto. (vlshr_optab): Ditto. (vrotl_optab): Ditto. (vrotr_optab): Ditto. (optab_subtype): New enum for optab_for_tree_code call. (optab_for_tree_code): Add enum optab_subtype argument. * optabs.c (optab_for_tree_code): Take an additional argument to distinguish between a vector shift by a scalar and vector shift by a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the vector shift by a vector. (expand_widen_pattern_expr): Pass additional argument to optab_for_tree_code. * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab, vrotl_optab, vrotr_optab. * expr.c (expand_expr_real_1): Update calls to optab_for_tree_code to distinguish between vector shifted by a scalar and vector shifted by a vector. * tree-vectorizer.c (supportable_widening_operation): Ditto. (supportable_narrowing_operation): Ditto. * tree-vect-analyze.c (vect_build_slp_tree): Ditto. * tree-vect-patterns.c (vect_pattern_recog_1): Ditto. * tree-vect-transform.c (vect_model_reduction_cost): Ditto. (vect_create_epilog_for_reduction): Ditto. (vectorizable_reduction): Ditto. (vectorizable_operation): Ditto. (vect_strided_store_supported): Ditto. (vect_strided_load_supported): Ditto. * tree-vect-generic.c (expand_vector_operations_1): Ditto. * expmed.c (expand_shift): Ditto. * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a scalar type. (ashr@var{m}3): Ditto. (vashl@var{m}3): Document new vector/vector shift standard name. (vashr@var{m}3): Ditto. (vlshr@var{m}3): Ditto. (vrotl@var{m}3): Ditto. (vrotr@var{m}3): Ditto. * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c. (PPERM_INVERT): Ditto. (PPERM_REVERSE): Ditto. (PPERM_REV_INV): Ditto. (PPERM_ZERO): Ditto. (PPERM_ONES): Ditto. (PPERM_SIGN): Ditto. (PPERM_INV_SIGN): Ditto. (PPERM_SRC1): Ditto. (PPERM_SRC2): Ditto. * config/i386/sse.md (mulv2di3): Add SSE5 support. (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily allows a memory operand to be the value being added, and split it to improve vectorization. (sse5_pmacsdqh_mem): Ditto. (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function. (sse5_mulv2div2di3_high): Ditto. (vec_pack_trunc_v8hi): Add SSE5 pperm support. (vec_pack_trunc_v4si): Ditto. (vec_pack_trunc_v2di): Ditto. (sse5_pcmov_): Remove code that tried to use use andps/andnps instead of pcmov. (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and pmacsdqh instructions. (vec_widen_smult_lo_v4si): Ditto. * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md. (PPERM_INVERT): Ditto. (PPERM_REVERSE): Ditto. (PPERM_REV_INV): Ditto. (PPERM_ZERO): Ditto. (PPERM_ONES): Ditto. (PPERM_SIGN): Ditto. (PPERM_INV_SIGN): Ditto. (PPERM_SRC1): Ditto. (PPERM_SRC2): Ditto. (ix86_expand_sse_movcc): Move the SSE5 test after the if true/false tests. (ix86_expand_int_vcond): If SSE5 generate all possible integer comparisons. (ix86_sse5_valid_op_p): Allow num_memory to be negative, which says ignore whether the last reference is a memory operand. 2008-05-14 Michael Meissner Paolo Bonzini * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector shift patterns. * config/rs6000/altivec.md (vashl3): Rename from ashl3. (vlshr3): Rename from vlshr3. (vashr3): Rename from vashr3. (mulv4sf3): Change the names of vector shift patterns. (mulv4si3): Ditto. (negv4sf2): Ditt. * config/spu/spu.c (spu_initialize_trampoline): Rename vector shift insns. * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns. (SI_SHLHI): Ditto. (SI_SHL): Ditto. (SI_SHLI): Ditto. (SI_ROTH): Ditto. (SI_ROTHI): Ditto. (SI_ROT): Ditto. (SI_ROTI): Ditto. (SPU_RL_0): Ditto. (SPU_RL_1): Ditto. (SPU_RL_2): Ditto. (SPU_RL_3): Ditto. (SPU_RL_4): Ditto. (SPU_RL_5): Ditto. (SPU_RL_6): Ditto. (SPU_RL_7): Ditto. (SPU_SL_0): Ditto. (SPU_SL_1): Ditto. (SPU_SL_2): Ditto. (SPU_SL_3): Ditto. (SPU_SL_4): Ditto. (SPU_SL_5): Ditto. (SPU_SL_6): Ditto. (SPU_SL_7): Ditto. * config/spu/spu.md (v): New iterator macro to add v for vector types. (floatunssidf2_internal): Change vector/vector shift names. (floatunsdidf2_internal): Ditto. (mulv8hi3): Ditto. (ashrdi3): Ditto. (ashrti3): Ditto. (cgt_df): Ditto. (cgt_v2df): Ditto. (dftsv): Ditto. (vashl3): Rename from ashl3. (vashr3): Rename from ashr3. (vlshr3): Rename from lshr3. (vrotl3): Rename from rotl3. 2008-05-14 Michael Meissner PR target/36224 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned multiply gives the wrong value when doing widening multiplies. (vec_widen_smult_lo_v4si): Ditto. 2008-05-14 Kenneth Zadeck * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to emit_library_call_value. * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto. * tree.h (ECF_LIBCALL_BLOCK): Removed. * calls.c (initialize_argument_information, precompute_arguments, expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK. (precompute_arguments): Removed flags parameter. * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed. 2008-05-14 Richard Guenther * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code. Make sure to register the store if the use is a PHI_NODE. 2008-05-14 Olivier Hainque * expr.c (expand_expr_real_1) : Force op0 to memory if the component is to be referenced in BLKmode according to get_inner_reference. 2008-05-14 Adam Nemet * calls.c (emit_library_call_value_1): Restore code clearing ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once. 2008-05-14 Olivier Hainque Nicolas Roche * configure.ac: Add support for a "gcc_subdir" variable in config-lang.in, to denote a subdirectory where the language/GCC integration files are to be found. * configure: Regenerate. 2008-05-14 Ira Rosen PR tree-optimization/36098 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap value for the first load in the group in case of a gap. (vect_build_slp_tree): Check that there are no gaps in loads. 2008-05-14 Kenneth Zadeck * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes. * optabs.c (expand_binop, expand_absneg_bit, expand_unop, expand_copysign_bit, ): Change call to emit_no_conflict_block to emit_insn and remove unneeded code to construct extra args. (emit_no_conflict_block): Removed. * optabls.h: (emit_no_conflict_block): Removed. * cse.c (cse_extended_basic_block): Remove search for REG_NO_CONFLICT note. * global.c: Removed incorrect comment added in revision 117. * expr.c (convert_move): Change call to emit_no_conflict_block to emit_insn. * recog.c: Change comments so that they do not mention REG_NO_CONFLICT. * local_alloc.c (combine_regs): Removed last parameter. (no_conflict_p): Removed. (block_alloc): Removed note, no_conflict_combined_regno and set local vars. Removed all code to process REG_NO_CONFLICT blocks. (combine_regs): Removed already_dead and code to look for REG_NO_CONFLICT notes. * lower_subreg (remove_retval_note): Removed code to look for REG_NO_CONFLICT block. (resolve_reg_notes): Removed REG_NO_CONFLICT case. (resolve_clobber): Remove code to process libcalls that have REG_NO_CONFLICT notes. * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT case. * combine.c (can_combine_p, distribute_notes): Removed REG_NO_CONFLICT case. * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block to emit_insns. * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto. * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns): Ditto. * reg-notes.def (NO_CONFLICT): Removed. 2008-05-14 David S. Miller * config/sparc/sparc.c (sparc_profile_hook): If NO_PROFILE_COUNTERS, don't generate and pass a label into mcount. * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1. * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise. 2008-05-14 Andreas Krebbel * cse.c (cse_cc_succs): Invoke delete_insn_and_edges. 2008-05-13 Uros Bizjak PR target/36222 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0 and op1 expansion before vector concat to have less live pseudos. 2008-05-13 H.J. Lu * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use ix86_expand_vector_set if supported. 2008-05-13 Diego Novillo Kenneth Zadeck http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html * tree.h (init_phinodes, fini_phinodes, release_phi_node, phinodes_print_statistics, init_ssanames, fini_ssanames, make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info, release_ssa_name, release_defs, replace_ssa_name_symbol, ssanames_print_statistics): Move ... * tree-flow.h: ... here. * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE. Use FN instead of cfun. (make_ssa_name_fn): Rename from make_ssa_name. (pass_release_ssa_names): Add TODO_dump_func to finish flags. * tree-flow-inline.h (make_ssa_name): Move from tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn. * omp-low.c (expand_omp_parallel): * tree-flow-inline.h (redirect_edge_var_map_result): * tree-ssa.c (init_tree_ssa): Add argument FN. Use it instead of cfun. Update all users. 2008-05-13 Tom Tromey PR preprocessor/22168: * doc/cpp.texi (Top): Update menu. (Alternatives to Wrapper #ifndef): New node. (Other Directives): Document deprecation. (Obsolete Features): Remove menu. (Assertions): Merge node into Obsolete Features. (Obsolete once-only headers): Move earlier; rename to Alternatives to Wrapper #ifndef. * doc/cppopts.texi: Update. * c.opt (Wdeprecated): Enable for C and ObjC. * doc/invoke.texi (Option Summary): Move -Wno-deprecated. (C++ Dialect Options): Move -Wno-deprecated from here to... (Warning Options): ... here. 2008-05-13 Richard Guenther PR middle-end/36227 * fold-const.c (fold_sign_changed_comparison): Do not allow changes in pointer-ness. 2008-05-12 Kaz Kojima PR target/24713 * config/sh/sh.c (sh_expand_prologue): Don't clear RTX_FRAME_RELATED_P for push insns. 2008-05-12 Andy Hutchinson * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define. 2008-05-12 Anatoly Sokolov * config/avr/avr.h (machine_function): Add 'is_leaf' field. * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'. Use 'machine->is_leaf' instead of 'leaf_func_p'. 2008-05-12 H.J. Lu * config/i386/sse.md (*sse_concatv4sf): Renamed to ... (*vec_concatv4sf_sse): This. (*sse2_concatv2si): Renamed to ... (*vec_concatv2si_sse2): This. (*sse1_concatv2si): Renamed to ... (*vec_concatv2si_sse): This. (*vec_concatv2di_rex): Renamed to ... (*vec_concatv2di_rex64): This. (*vec_concatv2si_sse4_1): New. (*vec_concatv2di_rex64_sse4_1): Likewise. 2008-05-12 Uros Bizjak PR rtl-optimization/36111 * recog.c (validate_replace_rtx_1): Unshare new RTL expression that was created for swappable operands. 2008-05-12 Samuel Tardieu PR ada/36001 * Makefile.in: Substitute GNATMAKE and GNATBIND. * configure.ac: Add call to ACX_PROG_GNAT. 2008-05-11 Volker Reichelt * optc-gen.awk: Fix comment typo. 2008-05-11 Aaron W. LaFramboise * pretty-print.c (pp_integer_with_precision): Use HOST_LONG_LONG_FORMAT. 2008-05-10 Kenneth Zadeck * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P. 2008-05-10 H.J. Lu * config/i386/i386.c (bdesc_ptest): Removed. (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST. (bdesc_args): Add __builtin_ia32_ptestz128, __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128. (ix86_init_mmx_sse_builtins): Updated. (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST. (ix86_expand_builtin): Updated. 2008-05-10 Richard Sandiford * tree-cfg.c (valid_fixed_convert_types_p): New function. (verify_gimple_expr): Handle FIXED_CONVERT_EXPR. 2008-05-10 Uros Bizjak * value-prof.c (interesting_stringop_to_profile): Do not return early for BUILT_IN_MEMPCPY. 2008-05-09 H.J. Lu * calls.c (expand_call): Don't use callgraph to increase preferred_stack_boundary. * cgraph.h (cgraph_rtl_info): Use unsigned on preferred_incoming_stack_boundary. * final.c (rest_of_clean_state): Use unsigned on preferred_stack_boundary. 2008-05-09 Tom Tromey PR preprocessor/22231: * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is proceeding. 2008-05-09 Uros Bizjak PR tree-optimization/36129 * tree-ssa-ccp.c: Include value-prof.h. (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if built-in function was folded to a constant. * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h 2008-05-09 Jan Sjodin Sebastian Pop * tree-scalar-evolution.c: Document instantiate_scev. (instantiate_parameters_1): Renamed instantiate_scev_1. Don't use the same loop for instantiation_loop and evolution_loop. (instantiate_scev): New. (instantiate_parameters): Moved... (resolve_mixers): Update call to instantiate_scev_1 to pass the same loop twice. Maintains the semantics for this function. * tree-scalar-evolution.h (instantiate_scev): Declare. (instantiate_parameters): ...here. Now static inline. * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev instead of resolve_mixers. 2008-05-09 Maxim Kuvyrkov * rtl-factoring.c (collect_pattern_seqs): Fix typo. 2008-05-09 Tomas Bily * config/pa/pa.c (reloc_needed): Use CASE_CONVERT. * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise. * tree-ssa-structalias.c (get_constraint_for): Likewise. * c-common.c (c_common_truthvalue_conversion): Likewise. * tree-object-size.c (compute_object_offset): Likewise. * tree-inline.c (estimate_num_insns_1): Likewise. * varasm.c (const_hash_1, compare_constant, copy_constant) (compute_reloc_for_constant, output_addressed_constants) (initializer_constant_valid_p): Likewise. * c-omp.c (check_omp_for_incr_expr): Likewise. * gimplify.c (gimplify_expr): Likewise. * c-typeck.c (c_finish_return): Likewise. * tree-vectorizer.c (supportable_widening_operation) (supportable_narrowing_operation): Likewise. * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise. * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise. * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise. * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info) (descr_info_loc): Likewise. * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise. * fold-const.c (operand_equal_p, make_range, extract_muldiv_1) (fold_unary): Likewise. * builtins.c (get_pointer_alignment): Likewise. * tree-scalar-evolution.c (interpret_rhs_modify_stmt) (instantiate_parameters_1): Likewise. * tree.c (expr_align, stabilize_reference): Likewise. * tree-pretty-print.c (dump_generic_node, op_prio): Likewise. * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise. * convert.c (strip_float_extensions): Use CONVERT_EXPR_P. * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise. * config/alpha/alpha.c (va_list_skip_additions): Likewise. * c-common.c (c_alignof_expr, check_function_arguments_recurse): Likewise. * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise. * varasm.c (initializer_constant_valid_p, output_constant): Likewise. * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from) (forward_propagate_addr_expr_1, forward_propagate_addr_expr) (forward_propagate_comparison) (tree_ssa_forward_propagate_single_use_vars): Likewise. * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise. * emit-rtl.c (component_ref_for_mem_expr) (set_mem_attributes_minus_bitpos): Likewise. * tree-ssa-phiopt.c (conditional_replacement): Likewise. * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr): Likewise. * c-typeck.c (default_function_array_conversion, build_indirect_ref) (build_function_call, pointer_diff, build_compound_expr) (c_finish_return): Likewise. * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise. * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1): Likewise. * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise. * expr.c (is_aligning_offset): Likewise. * tree-ssa-alias.c (is_escape_site): Likewise. * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes) (check_all_va_list_escapes): Likewise. * tree-ssa-loop-ivopts.c (determine_base_object) (determine_common_wider_type): Likewise. * dojump.c (do_jump): Likewise. * tree-ssa-sccvn.c (simplify_unary_expression): Likewise. * tree-gimple.c (is_gimple_cast): Likewise. * fold-const.c (decode_field_reference, ) (fold_sign_changed_comparison, fold_unary, fold_comparison) (fold_binary): Likewise. * tree-ssa-alias-warnings.c (find_alias_site_helper) (already_warned_in_frontend_p): Likewise. * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise. * tree.c (really_constant_p, get_unwidened): Likewise. * tree-ssa-loop-niter.c (expand_simple_operations): Likewise. * tree-ssa-loop-im.c (rewrite_bittest): Likewise. * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1): Likewise. * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use CONVERT_EXPR_P. (CONVERT_EXPR_P): Define. (CASE_CONVERT): Define. 2008-05-08 Kenneth Zadeck PR middle-end/36117 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress. (delete_unmarked_insns): When deleting a call, call delete_unreachable_blocks. * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P, RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc. 2008-05-08 Richard Guenther * doc/invoke.texi (-fdump-tree-salias): Remove documentation. (-ftree-salias): Likewise. (salias-max-implicit-fields): Remove param documentation. (salias-max-array-elements): Likewise. * tree-pass.h (pass_create_structure_vars): Remove. * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove. (SALIAS_MAX_ARRAY_ELEMENTS): Likewise. * tree-ssa-alias.c (create_structure_vars): Remove. (gate_structure_vars): Likewise. (pass_create_structure_vars): Likewise. (gate_build_alias): Likewise. (pass_build_alias): Adjust to run always and dump the function. * common.opt (ftree-salias): Hide. * passes.c (init_optimization_passes): Remove pass_create_structure_vars, adjust comment. * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove. (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise. * opts.c (decode_options): Do not set flag_tree_salias. (common_handle_option): Add OPT_ftree_salias to the backward compatibility section. 2008-05-08 Richard Guenther * tree-flow-inline.h (var_can_have_subvars): Move ... * tree-ssa-structalias.c (var_can_have_subvars): ... here. * tree-flow.h (var_can_have_subvars): Remove. (push_fields_onto_fieldstack): Remove. (sort_fieldstack): Likewise. (struct fieldoff): Move ... * tree-ssa-structalias.c (struct fieldoff): ... here. Remove alias_set and base_for_components fields. (sort_fieldstack): Make static. (push_fields_onto_fieldstack): Likewise. Remove code that handles anything but RECORD_TYPEs. Remove alias_set and base_for_components handling. (create_variable_info_for): Adjust. 2008-05-08 Seongbae Park * common.opt (Wframe-larger-than=): Shorten the help message to one line. * doc/invoke.texi (Wframe-larger-than=): Add more description. 2008-05-08 Rafael Espindola * tree-complex.c (expand_complex_div_wide): Don't create CONDs that trap. * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't trap and that both operands are gimple values. (canonicalize_cond_expr_cond): Use is_gimple_condexpr. * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison is a fp operation. 2008-05-08 Richard Sandiford * read-rtl.c (join_c_conditions): Return the first string if the two strings are equal. 2008-05-08 Richard Sandiford * gensupport.h (pred_data): Add a "num_codes" field. (add_predicate_code): Declare. * gensupport.c (add_predicate_code): New function. (std_pred_table): Add an "allows_const_p" field. (std_preds): Set this field for predicates that allow RTX_CONST_OBJs. Remove the (incomplete) list of such codes from the codes field. (init_predicate_table): Use add_predicate_code. Add all RTX_CONST_OBJs if allows_const_p is true. * genrecog.c (process_define_predicate): Use add_predicate_code. 2008-05-08 David Daney Richard Sandiford * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle special case of constant zero operands. * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend old and new values. Special case constant zero values. * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare fails. (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands. (MIPS_COMPARE_AND_SWAP_12_0): New macro. 2008-05-08 Paolo Bonzini PR target/36090 * simplify-rtx.c (simplify_plus_minus): Create CONST of similar RTX_CONST_OBJ before CONST_INT. 2008-05-08 Steve Ellcey * stmt.c (expand_stack_restore): Change sa mode if needed. 2008-05-08 Richard Guenther * config/i386/i386-protos.h (ix86_return_in_memory): Adjust return type to bool. (ix86_sol10_return_in_memory): Likewise. (ix86_i386elf_return_in_memory): Likewise. (ix86_i386interix_return_in_memory): Likewise. * config/i386/i386.c (ix86_return_in_memory): Likewise. (ix86_sol10_return_in_memory): Likewise. (ix86_i386elf_return_in_memory): Likewise. (ix86_i386interix_return_in_memory): Likewise. 2008-05-08 Kai Tietz PR bootstrap/36180 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to fndecl argument. (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl. * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't declared in front. 2008-05-08 Richard Guenther * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS. * tree-data-ref.h (struct dr_alias): Remove subvars field. (DR_SUBVARS): Remove. * tree-dfa.c (dump_subvars_for): Remove. (debug_subvars_for): Likewise. (dump_variable): Do not dump subvars. (remove_referenced_var): Do not remove subvars. * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist. (lookup_subvars_for_var): Remove. (get_subvars_for_var): Likewise. (get_subvars_at): Likewise. (get_first_overlapping_subvar): Likewise. (overlap_subvar): Likewise. * tree-flow.h (subvar_t): Remove. (struct var_ann_d): Remove subvars field. * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued argument. Remove special handling of SFTs. (compute_tag_properties): Likewise. (set_initial_properties): Likewise. (compute_call_clobbered): Likewise. (count_mem_refs): Likewise. (compute_memory_partitions): Likewise. (compute_flow_insensitive_aliasing): Likewise. (setup_pointers_and_addressables): Likewise. (new_type_alias): Likewise. (struct used_part): Remove. (used_portions): Likewise. (struct used_part_map): Likewise. (used_part_map_eq): Likewise. (used_part_map_hash): Likewise. (free_used_part_map): Likewise. (up_lookup): Likewise. (up_insert): Likewise. (get_or_create_used_part_for): Likewise. (create_sft): Likewise. (create_overlap_variables_for): Likewise. (find_used_portions): Likewise. (create_structure_vars): Likewise. * tree.def (STRUCT_FIELD_TAG): Remove. * tree.h (MTAG_P): Adjust. (struct tree_memory_tag): Remove base_for_components and unpartitionable flags. (struct tree_struct_field_tag): Remove. (SFT_PARENT_VAR): Likewise. (SFT_OFFSET): Likewise. (SFT_SIZE): Likewise. (SFT_NONADDRESSABLE_P): Likewise. (SFT_ALIAS_SET): Likewise. (SFT_UNPARTITIONABLE_P): Likewise. (SFT_BASE_FOR_COMPONENTS_P): Likewise. (union tree_node): Remove sft field. * alias.c (get_alias_set): Remove special handling of SFTs. * print-tree.c (print_node): Remove handling of SFTs. * tree-dump.c (dequeue_and_dump): Likewise. * tree-into-ssa.c (mark_sym_for_renaming): Likewise. * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs. * tree-predcom.c (set_alias_info): Do not set subvars. * tree-pretty-print.c (dump_generic_node): Do not handle SFTs. * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise. * tree-ssa-operands.c (access_can_touch_variable): Likewise. (add_vars_for_offset): Remove. (add_virtual_operand): Remove special handling of SFTs. (add_call_clobber_ops): Likewise. (add_call_read_ops): Likewise. (get_asm_expr_operands): Likewise. (get_modify_stmt_operands): Likewise. (get_expr_operands): Likewise. (add_to_addressable_set): Likewise. * tree-ssa.c (verify_ssa_name): Do not handle SFTs. * tree-tailcall.c (suitable_for_tail_opt_p): Likewise. * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars. * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization. (tree_code_size): Remove STRUCT_FIELD_TAG handling. (tree_node_structure): Likewise. * tree-ssa-structalias.c (set_uids_in_ptset): Remove special handling of SFTs. (find_what_p_points_to): Likewise. 2008-05-08 Sa Liu * config/spu/spu.md: Fixed subti3 pattern. 2008-05-08 Richard Guenther PR middle-end/36154 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make sure to create a representative for trailing arrays for PTA. 2008-05-08 Richard Guenther PR middle-end/36172 * fold-const.c (operand_equal_p): Two objects which types differ in pointerness are not equal. 2008-05-08 Kai Tietz * calls.c (compute_argument_block_size): Add argument tree fndecl. (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument. (emit_library_call_value_1): Add new variable fndecl initialized by NULL_TREE. It should be the decl type of orgfun, but this information seems not to be available here, so it uses the default calling abi. * config/arm/arm.c (arm_return_in_memory): Add fntype argumen. * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY by TARGET_RETURN_IN_MEMORY. * config/i386/i386-interix.h: Likewise. * config/i386/i386.h: Likewise. * 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/cris/cris.h: Removed #if 0 clause. * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument. * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype argument. (ix86_sol10_return_in_memory): Likewise. (ix86_i386elf_return_in_memory): New. (ix86_i386interix_return_in_memory): New. * config/mt/mt-protos.h (mt_return_in_memory): New. * config/mt/mt.c: Likewise. * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument. (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY. * config/bfin/bfin.h: Likewise. * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype argument. * config/bfin/bfin.c: Likewise. * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument. * config/alpha/unicosmk.h: Likewise. * config/i386/cygming.h: Likewise. * config/iq2000/iq2000.h: Likewise. * config/mips/mips.h: Likewise. * config/mn10300/mn10300.h: Likewise. * config/rs6000/rs6000.h: Likewise. * config/score/score.h: Likewise. * config/spu/spu.h: Likewise. * config/v850/v850.h: Likewise. * defaults.h: Likewise. * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation. * expr.c (emit_block_move): Adjust use of OUTGOING_REG_PARM_STACK_SPACE. * function.c (STACK_DYNAMIC_OFFSET): Adjust use of OUTGOING_REG_PARM_STACK_SPACE. * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY. 2008-05-08 Jakub Jelinek * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT on OMP_RETURN for OMP_FOR. PR debug/35896 * dwarf2out.c (dw_expand_expr, common_check): Removed. (fortran_common): New function. (gen_variable_die): Call fortran_common instead of common_check, adjust for it returning tree instead of rtx. Formatting. 2008-05-07 Kenneth Zadeck PR rtl/7335 PR rtl/33826 * see.c (see_copy_insn): Copy new pure const attributes for new call. * c-decl.c (merge_decls): Ditto. * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P. * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P. Initialized DECL_LOOPING_CONST_PURE. (process_call_operands): Set tree_side_effects properly. * tree.h (TREE_READONLY_DECL_P): Removed. (DECL_IS_PURE): Renamed to DECL_PURE_P. (DECL_LOOPING_OR_CONST_P): New macro. (struct tree_function_decl): Added looping_const_or_pure_p. (ECF_*) Renumbered. (ECF_LOOPING_OR_CONST_P): New macro. * rtlanal.c (pure_const_p): Removed. * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P. * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P to RTL_CONST_CALL_P. * ipa-pure-const.c (pure_const_state_e): Added looping field. (check_decl, check_tree, check_call, scan_function): Initialize looping. (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P. (static_execute): Set looping true for recursive functions. Undo setting state to IPA_NEITHER for recursive functions. * cse.c (cse_insn): * ifcvt.c (noce_can_store_speculate_p): Changed CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or RTL_CONST_OR_PURE_CALL_P. * dse.c (scan_insn): Ditto. * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto. * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P. (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P. * gimplify.c (gimplify_call_expr): Clear side effects for non-looping pure and constant calls. * calls.c (emit_call_1): Set rtl flags from ecf flags. (flags_from_decl_or_type): Set ecf flags from decl flags. (initialize_argument_information): Turn off ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST. Change const to pure if callee_copies is true rather than just turning off const. (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old way of marking pure calls. (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL. Remove hack that was supposed to fix pr7335 and remove old way of marking pure calls. * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P, RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P. * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P. * tree-ssa-pre.c (can_value_number_call): Fixed spacing. * loop-invariant.c (find_exits, find_invariant_bb): Changed CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P. * sched-deps.c (schedule_analyze): Ditto. * rtl.h (struct rtx_def): Use call field, unchanging field, and return_val field of calls to represent pure and const function info. (CONST_OR_PURE_CALL_P): Deleted macro. (RTL_CONST_CALL_P, RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros. * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to TREE_READONLY. * tree-optimize.c (execute_fixup_cfg): Added test for ECF_LOOPING_CONST_OR_PURE. * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to DECL_PURE_P. * tree-cfg.c (update_call_expr_flags): Do not clear tree side effects for looping pure or const calls. (verify_gimple_expr): Added verification code. * config/alpha/alpha.c (alpha_legitimize_address, alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to RTL_CONST_CALL_P. * config/s390/s390.c (s390_emit_tls_call_insn): Ditto. * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto. * config/mips/mips.c (mips_call_tls_get_addr): Ditto. * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P. * dce.c (deletable_insn_p): Allow non looping, non sibling, pure and const calls to be deleted. 2008-05-07 Uros Bizjak PR target/35714 * config/i386/mmx.md (mmx_subv2sf3): New expander. (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern. (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern. (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_paddwd): Rename from mmx_paddwd insn pattern. (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern. (mmx_pmulhrwv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern. (sse2_umulv1siv1di3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_eq3): Rename from mmx_eq3 insn pattern. (mmx_eq3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern. (mmx_uavgv8qi3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern. (mmx_uavgv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. * config/i386/sse.md (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands to handle nonimmediate operands. (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands to handle nonimmediate operands. (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands to handle nonimmediate operands. (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands to handle nonimmediate operands. (sse2_unpckhpd_exp): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (sse2_unpcklpd_exp): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands to handle nonimmediate operands. (sse_loadlpd): New expander. Use ix86_fixup_binary_operands to handle nonimmediate operands. (*sse2_3): Rename from sse2_3 insn pattern. (sse2_3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern. (sse2_umulv2siv2di3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern. (sse4_1_mulv2siv2di3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern. (sse2_pmaddwd): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*sse2_eq3): Rename from sse2_eq3 insn pattern. (sse2_eq3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern. (sse4_1_eqv2di3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern. (sse2_uavgv16qi3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern. (sse2_uavgv16qi3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern. (sse2_uavgv8hi3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern. (ssse3_pmulhrswv8hi3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern. (ssse3_pmulhrswv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (_vm3): Do not use ix86_binary_operator_ok. (_vmmul3): Ditto. (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy. (divv2df3): Ditto. (ssse3_pmaddubsw128): Use register_operand for operand 1. (ssse3_pmaddubsw): Ditto. * config/i386/i386.c (struct_builtin_description) [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp. [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp. [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp. [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp. [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp. [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp. [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp. [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp. (ix86_fixup_binary_operands): Assert that src1 and src2 must have the same mode when swapped. (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands and ix86_binary_operator_ok. Do not force operands in registers when optimizing. 2008-05-07 Jan Hubicka * cgraph.c (dump_cgraph_node): Update. * cgraph.h (cgraph_local_info): Break out inline summary. * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis hook. * ipa-inline (inline_summary): New accestor function. (cgraph_clone_inlined_nodes, cgraph_check_inline_limits, cgraph_decide_inlining, compute_inline_parameters): Update. * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics. 2008-05-07 Maxim Kuvyrkov Cleanup ColdFire scheduling support and add V4 pipeline model. * config/m68k/m68k.md (UNSPEC_TIE): New constant. (define_attr cpu): Add cfv4 value. (define_attr type, define_attr type1): Merge into a single 'type' attribute. Update all uses. (define_attr opx_type, define_attr opy_type, define_attr opx_access): Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'. Update all uses. (define_attr opx_mem, define_attr opy_mem): Remove. (define_attr op_mem): Clean up, update comment. (define_attr size): Use specific values instead of general int. (define_attr guess, define_attr split): Remove. Update all uses. (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal, tst_68881, pushexthisi_const, movsi_const0_68000_10, movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf, zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2, floatsi2_68881, ftrunc2_68881, ftrunc2_cf, fixqi2_68881, fixhi2_68881, fixsi2_68881, adddi_dishl32, addsi3_5200, add3_floatsi_68881, add3_floathi_68881, add3_floatqi_68881, add3_68881, add3_cf, subdi_dishl32, subsi3, sub3_floatsi_68881, sub3_floathi_68881, sub3_floatqi_68881, sub3_68881, sub3_cf, mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf, umulhisi3, mulhisisi3_z, mul3_floatsi_68881, mul3_floathi_68881, mul3_floatqi_68881, fmul3_cf, div3_cf, sqrt2_cf, abs2_cf, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3, bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext, beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value, symbolic_call_value_jsr, symbolic_call_value_bsr, link): Update or set attributes. (stack_tie): New fake instruction. * config/m68k/m68k.h (TUNE_CFV4): New macro. (m68k_sched_attr_size): Update declaration. (m68k_sched_attr_type2): Remove. (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p): Declare new bypass predicates. * config/m68k/m68k.c (m68k_sched_issue_rate, m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook implementations. (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks. (override_options): Handle scheduling for ColdFire V4 core. (m68k_expand_prologue): Emit stack_tie. (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and 'OP_TYPE_FPN'. Update all uses. (sched_guess_p): Remove. (sched_address_type): Handle symbolic addresses. (sched_get_operand): New static function. (sched_operand_type): Merge into sched_attr_op_type. (sched_attr_op_type): Handle FP registers, handle quick constants, update. (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update. (m68k_sched_attr_size): Update. Move logic to ... (sched_get_attr_size_int): New static function. (sched_get_opxy_mem_type): New static function. (m68k_sched_attr_op_mem): Update. (m68k_sched_attr_type2): Remove. (sched_cfv4_bypass_data): New static variable. (m68k_sched_adjust_cost): Handle ColdFire V4 bypass. (m68k_sched_issue_rate): Implement scheduler hook. (struct _sched_ib: enabled_p): New field. (m68k_sched_variable_issue): Update. Handle V4. (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING, sched_dump_class_func_t, sched_dump_split_class, sched_dump_dfa_guess_unit_code, sched_dump_dfa_state, sched_dump_dfa_class, m68k_sched_dump): Remove. (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler hook. (m68k_sched_init_global): Remove statisctics dumping, introduce sanity check that all instructions have pipeline reservations. Handle ColdFire V4 core. (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle): Handle ColdFire V4 core. (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand): New static functions. (m68k_sched_address_bypass_p): New bypass predicate. (sched_get_indexed_address_scale): New static function. (m68k_sched_indexed_address_bypass_p): New bypass predicate. * cf.md: Update comments. (define_attr type2): Remove. Use 'type' attribute instead. Update all uses. (cf_ib): Rename to cfv123_ib. Update all uses. (cf_oep): Rename to cfv123_oep. Update all uses. (cf_chr): Rename to cfv123_chr. Update all uses. (cf_mem): Rename to cfv123_mem. Update all uses. (cf_mac): Move to more appropriate place. (cfv123_guess): New automaton and cpu_unit. (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute. Update uses of 'size' attribute. Handle before reload scheduling. (cfv123_guess): New dummy reservation for unhandled instructions. (cfv4_*): Pipeline description of ColdFire V4 core. (ignore): New reservation to handle 'ignore' type. 2008-05-07 Ian Lance Taylor PR middle-end/36013 * gimplify.c (find_single_pointer_decl_1): Don't look through indirections. (find_single_pointer_decl): Adjust comments. 2008-05-07 Jakub Jelinek PR middle-end/36137 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR. PR middle-end/36106 * omp-low.c (expand_omp_atomic_pipeline): Load value using the integral type rather than floating point, then VIEW_CONVERT_EXPR to the floating point type. 2008-05-07 Uros Bizjak * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant TFmode op0 to register. 2008-05-07 Alan Modra * c-decl.c (grokdeclarator): Comment typo. 2008-05-06 Aldy Hernandez * tree-flow.h: Remove prototype for computed_goto_p. * tree-cfg.c (computed_goto_p): Make static. 2008-05-06 H.J. Lu PR target/35657 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ... (contains_aligned_value_p): This. Handle _Decimal128. (ix86_function_arg_boundary): Only align _Decimal128 to its natural boundary and handle it properly. 2008-05-06 Martin Jambor * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node. (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone (ipcp_method_set_orig_node): Removed. (ipcp_cval_get_cvalue_type): Removed. (ipcp_method_get_scale): Renamed to ipcp_get_node_scale. (ipcp_method_set_scale): Renamed to ipcp_set_node_scale. (ipcp_cval_set_cvalue_type): Removed. (ipcp_cval_get_cvalue): Removed. (ipcp_cval_set_cvalue): Removed. (ipcp_type_is_const): Renamed to ipcp_lat_is_const. (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's (ipcp_cval_meet): Renamed to ipa_lattice_meet (ipcp_cval_changed): Changed to use ipcp_lat_is_const (ipcp_method_cval): Renamed to ipcp_get_ith_lattice (ipcp_get_ith_lattice): Changed parameters. (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc (ipcp_lattice_from_jfunc): Changed parameters. (ipcp_redirect): Local lattice pointer instead of lattice type variable. (ipcp_method_cval_print): Added temporary variable info. (ipcp_redirect): Removed already unused local variable caller. (ipcp_redirect): New temporary variable orig_callee_info (ipcp_redirect): Removed newly unused local variable callee. (ipcp_redirect): Removed (a bit confusing) local variable type. (ipcp_insert_stage): Added local variable info. (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters renamed too (ipcp_formal_create): Removed. (ipcp_method_cval_set): Removed. (ipcp_propagate_stage): Renamed lattice variables. (ipcp_method_cval_set_cvalue_type): Removed. (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices (ipcp_print_all_lattices): Changed printed strings to refer to lattices rather than cvals. (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices (ipcp_propagate_const): Changed formal parameters. (build_const_val): Changed formal parameters. (ipcp_insert_stage): Removed useless variable cvalue (build_const_val): Changed formal parameters. (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts (ipcp_print_func_profile_counts): Changed string from "method" to "function" (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles (ipcp_structures_print): Renamed to ipcp_print_all_structures (ipcp_profile_print): Renamed to ipcp_print_profile_data (ipcp_lat_is_const): Changed parameters and made inline. (ipcp_replace_map_create): Renamed to ipcp_create_replace_map (ipcp_redirect): Renamed to ipcp_need_redirect_p (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using the predicate condition directly (ipcp_propagate_stage): Added local variable args. Removed local variable callee. (Both are mere code simplifications.) (ipcp_method_dont_insert_const): Renamed to ipcp_node_not_modifiable_p. (ipcp_node_not_modifiable_p): Made inline. (ipcp_cloned_create): Renamed to ipcp_init_cloned_node (ipcp_propagate_const): Renamed to ipcp_propagate_one_const (ipcp_print_all_lattices): Removed variable cvalue (ipcp_method_scale_print): Renamed to ipcp_function_scale_print Updated comments. 2008-05-06 Olivier Hainque * tree-sra.c (try_instantiate_multiple_fields): Early return if field has POINTER_TYPE. 2008-05-06 Kai Tietz * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm by using 'q' specifier for instruction. (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT. 2008-05-06 Anatoly Sokolov * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp): Change mode of zero_extract from QImode to HImode. (sign bit tests peepholes): (Ditto.). 2008-05-06 Uros Bizjak * config/i386/mmx.md: Remove double backslashes from asm templates. (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern. (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern. (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_v2sf3_finite): New insn pattern. (*mmx_v2sf3): Rename from mmx_v2sf3 insn pattern. (mmx_v2sf3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (mmx_3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_3): New insn pattern. (mmx_add3): Removed. (mmx_ssadd3): Ditto. (mmx_usadd3): Ditto. (mmx_sub3): Ditto. (mmx_sssub3): Ditto. (mmx_ussub3): Ditto. (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern. (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart insn pattern. (mmx_smulv4hi3_highpart): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart insn pattern. (mmx_umulv4hi3_highpart): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_v4hi3): Rename from mmx_v4hi3 insn pattern. (mmx_v4hi3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_v8qi3): Rename from mmx_v8qi3 insn pattern. (mmx_v8qi3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. (*mmx_3): Rename from mmx_3 insn pattern. (mmx_3): New expander. Use ix86_fixup_binary_operands_no_copy to handle nonimmediate operands. 2008-05-05 Jan Hubicka PR tree-optimization/36118 * passes.c (pass_init_dump_file): Fix dump header. 2008-05-05 Andrew Pinski PR middle-end/36141 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create VCE for function decls. 2008-05-05 H.J. Lu * config/i386/sse.md (sse2_3): Fix a typo. 2008-05-05 H.J. Lu * config/i386/i386.md (sat_plusminus): New. (plusminus_insn): Likewise. (plusminus_mnemonic): Likewise. (addsub): Removed. (comm): Add ss_plus, us_plus, ss_minus and us_minus. (*3_cc_overflow): Renamed to ... (*3_cc_overflow): This. (*si3_zext_cc_overflow): Renamed to ... (*si3_zext_cc_overflow): This. * config/i386/sse.md (3): Renamed to ... (3): This. (*3): Renamed to ... (*3): This. (_vm3): Renamed to ... (_vm3): This. (sse3_hv4sf3): Renamed to ... (sse3_hv4sf3): This. (sse3_hv2df3): Renamed to ... (sse3_hv2df3): This. (3): New. (*3): Likewise. (sse2_3): Likewise. (add): Removed. (*add3): Likewise. (sse2_ssadd3): Likewise. (sse2_usadd3): Likewise. (sub3): Likewise. (*sub3): Likewise. (sse2_sssub3): Likewise. (sse2_ussub3): Likewise. 2008-05-05 Benjamin Kosnik * gthr-single.h: Add in required interface elements as per gthr.h. Add stub types for __gthread_key_t, __gthread_once_t. Add defines for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT. Generalize UNUSED macro. (__gthread_once): Add. (__gthread_key_create): Add. (__gthread_key_delete): Add. (__gthread_getspecific): Add. (__gthread_setspecific): Add. 2008-05-05 Andrew Pinski * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have the same size types for the indirect reference on the rhs, then create a VCE. 2008-05-05 Uros Bizjak * config/i386/i386.md (*float2_sse_interunit): Use only one insn template instead of template series. (*xordi_1_rex64): Ditto. (*xordi_2_rex64): Ditto. 2008-05-05 Ira Rosen PR tree-optimization/36119 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1 in case of SLP. 2008-06-04 Jan Hubicka tree-optimization/36100 * tree-pass.h (pass_O0_always_inline): Declare. * ipa-inline.c (inline_transform): Remove dead code. (cgraph_gate_O0_always_inline, cgraph_O0_always_inline, pass_O0_always_inline): New. * passes.c (init_optimization_passes): Add pass_O0_always_inline. 2008-05-04 Kai Tietz * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative mnemonic in this_param move for TARGET_64BIT. 2008-05-04 Uros Bizjak * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives. (*strmovsi_rex_1): Ditto. (*strsetsi_1): Ditto. (*strsetsi_rex_1): Ditto. (addcc): Macroize expander from addqicc, addhicc, addsicc and adddicc expanders using SWI mode iterator. 2008-05-04 H.J. Lu PR target/36121 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three argument handling. 2008-05-04 David S. Miller * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes. (sparc*-*-linux*): Use linux.h in tm_file. (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch compiler defaulting to 32-bit. (sparc*-*-*): Remove explicit target settings of need_64bit_hwint, no longer needed. * config/sparc/linux.h: Remove definitions now obtained properly from linux.h * config/sparc/linux64.h: Likewise. (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we don't want this setting for 32-bit builds in a biarch compiler. * doc/install.texi: Add sparc-linux to list of targets supporting --enable-targets=all. 2008-05-03 Andrew Pinski * Makefile.in (tree-ssa-phiprop.o): Fix dependencies. 2008-05-03 H.J. Lu * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF after V4SI_FTYPE_V8HI. (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after case V4SI_FTYPE_V2DF. 2008-05-03 Kenneth Zadeck * doc/invoke.texi (max-flow-memory-locations): Removed. * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed. 2008-05-03 Richard Guenther PR middle-end/34973 * opts.c (set_Wstrict_aliasing): Handle the turn-off case. 2008-05-02 David S. Miller * config.gcc (need_64bit_hwint): Document libcpp dependency. 2008-05-02 Simon Baldwin PR bootstrap/36108 * c-common.h (warn_array_subscript_range): Removed. * c-common.c (warn_array_subscript_range): Ditto. * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2. * c-typeck.c (build_array_ref): Remove warn_array_subscript_range. 2008-05-02 H.J. Lu * config/i386/i386.c (ix86_special_builtin_type): New. (bdesc_special_args): Likewise. (ix86_expand_special_args_builtin): Likewise. (ix86_init_mmx_sse_builtins): Updated. (ix86_expand_builtin): Updated. (ix86_expand_store_builtin): Removed. (ix86_expand_unop_builtin): Likewise. * config/i386/mm3dnow.h (__v2sf): Moved to ... * config/i386/mmintrin.h (__v2sf): Here. * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with const __v2sf. (_mm_loadl_pi): Likewise. (_mm_storeh_pi): Replace __v2si with __v2sf. (_mm_storel_pi): Likewise. * doc/extend.texi: Correct __builtin_ia32_loadhps, __builtin_ia32_loadlps, __builtin_ia32_storehps, __builtin_ia32_storelps, __builtin_ia32_loadhpd and __builtin_ia32_loadlpd. 2008-05-02 H.J. Lu * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT, V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE. (bdesc_args): Updated. Add scalar SSE builtins with vec_merge. (ix86_init_mmx_sse_builtins): Updated. (ix86_expand_args_builtin): Likewise. (ix86_expand_builtin): Likewise. (ix86_expand_unop1_builtin): Renamed to ... (ix86_expand_unop_vec_merge_builtin): This. 2008-05-01 Jan Hubicka PR bootstrap/36100 * ipa-inline.c (inline_generate_summary): Make static. (inline_transform): Do not call inlining at -O0; make static. * passes.c (execute_todo): Add sanity check. (execute_one_ipa_transform_pass): Execute proper flags. 2008-05-01 Eric Botcazou * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment. (DECL_NONADDRESSABLE_P): Likewise. * alias.c (record_component_aliases): Fix comment. 2008-05-01 Simon Baldwin * c-common.h (warn_array_subscript_range): New function. * c-common.c (warn_array_subscript_range): Ditto. * tree-vrp.c (check_array_ref): Corrected code to agree with comment, ignoring only arrays of size 0 or size 1. * c-typeck.c (build_array_ref): Call warn_array_subscript_range. 2008-05-01 H.J. Lu * config/i386/i386.c (ix86_builtin_type): Replace DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT. (bdesc_args): Updated. (ix86_init_mmx_sse_builtins): Likewise. (ix86_expand_args_builtin): Likewise. * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long with __v1di. * doc/extend.texi: Correct __builtin_ia32_palignr. 2008-05-01 H.J. Lu PR target/36095 * config/i386/i386.c (bdesc_crc32): Removed. (ix86_expand_crc32): Likewise. (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64, UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and UINT_FTYPE_UINT_UCHAR. (bdesc_args): Updated. Add crc32 builtins. (ix86_init_mmx_sse_builtins): Updated. (ix86_expand_args_builtin): Updated to support subreg. * doc/extend.texi: Correct __builtin_ia32_crc32di. 2008-05-01 Jan Hubicka * tree-pass.h (opt_pass): Add IPA_PASS. (varpool_node, cgraph_node): Forward declare. (ipa_opt_pass): Define. (pass_ipa_inline): Turn into ipa_opt_pass. (pass_apply_inline): Remove. * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass. (apply_inline): Turn into .... (inline_transform): ... this one. (inline_generate_summary): New function. (pass_apply_inline): Remove. * function.h (ipa_opt_pass): Forward declare structure; typedef; vector. (struct function): Add ipa_transforms_to_apply. * passes.c (register_one_dump_file): Work on IPA_PASS. (init_optimization_passes): Remove pass_inline_parameters and pass_apply_inline. (pass_init_dump_file, pass_fini_dump_file): Break out from .... (execute_one_pass) ... here; apply transforms when possible. (add_ipa_transform_pass, execute_ipa_summary_asses, execute_one_ipa_transform_pass): New. (execute_ipa_pass_list): Update for IPA_PASS type. 2008-05-01 H.J. Lu * config/i386/i386.c (ix86_builtin_type): Add V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and V2DI_FTYPE_V2DI_V2DI_UINT_UINT. (bdesc_args): Add SSE4a builtins. (ix86_init_mmx_sse_builtins): Updated. (ix86_expand_args_builtin): Likewise. (ix86_expand_builtin): Likewise. 2008-05-01 H.J. Lu * config/i386/i386.c (ix86_builtin_type): Add V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT, V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT, V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT, V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT, V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT, V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT, V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT, V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT and DI_FTYPE_DI_DI_INT. (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins. (ix86_init_mmx_sse_builtins): Updated. (ix86_expand_args_builtin): Likewise. (ix86_expand_builtin): Likewise. (ix86_expand_binop_imm_builtin): Removed. * doc/extend.texi: Correct __builtin_ia32_palignr128. 2008-04-30 Richard Guenther PR tree-optimization/32921 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA. 2008-04-30 Richard Sandiford * config/arm/arm.c (arm_unwind_emit): Use crtl->all_throwers_are_sibcalls instead of cfun->all_throwers_are_sibcalls. (arm_output_fn_unwind): Likewise. * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table instead of cfun->uses_pic_offset_table. (frv_expand_prologue): Likewise. (frv_frame_pointer_required): Likewise. (frv_expand_fdpic_call): Likewise. (frv_emit_movsi): Likewise. * config/iq2000/iq2000.c (iq2000_expand_prologue): Use cfun->returns_pcc_struct instead of current_function_returns_pcc_struct. * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return instead of cfun->calls_eh_return. (m32c_pushm_popm): Likewise. * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus "extern" declaration. 2008-04-30 Richard Guenther PR tree-optimization/21636 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a constant address. (evaluate_stmt): Print the likely value. (ccp_visit_stmt): Avoid excessive vertical spacing. 2008-04-30 Rafael Espindola * builtins.c (fold_call_expr): Return realret. * tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to __builtin_object_size. 2008-04-30 Seongbae Park * gcc.c (wrapper_string): New variable. (insert_wrapper): New function. (execute): New option -wrapper. * doc/invoke.texi (Overall Options): New driver option -wrapper. 2008-04-30 Nathan Froyd * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm, config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm, config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out from... * config/rs6000/crtsavres.asm: ...here. Remove unneeded file. * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm, config/rs6000/e500crtres64gprctr.asm, config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm, config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm, config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm, config/rs6000/e500crtsav64gprctr.asm, config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm, config/rs6000/e500crtsavg64gprctr.asm: New files. * config/rs6000/t-ppccomm: Add build rules for new files. (LIB2FUNCS_STATIC_EXTRA): Add new files. * config/rs6000/t-netbsd: Add build rules for new files. (LIB2FUNCS_STATIC_EXTRA): New variable. * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o (CRTSAVRES_DEFAULT_SPEC): Likewise. * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise. 2008-04-30 H.J. Lu * config/i386/i386.c (ix86_builtin_type): Add FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI, V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI, V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI, V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI, V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF, V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI, V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF, V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI, V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI, V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI, V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI, V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI, V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF, V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP, V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI, V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF, V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and V1DI_FTYPE_V2SI_V2SI. (bdesc_2arg): Moved to ... (bdesc_args): Here. (ix86_init_mmx_sse_builtins): Updated. (ix86_expand_args_builtin): Updated. Take a pointer to const struct builtin_description. Handle comparison builtin functions. (ix86_expand_sse_compare): Take a new argument for swapping operands. (ix86_expand_builtin): Updated. * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ... (ssse3_pmaddubsw128): This. (ssse3_pmaddubswv4hi3): Renamed to ... (ssse3_pmaddubsw): This. * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype. (__builtin_ia32_packssdw128): Likewise. (__builtin_ia32_packuswb128): Likewise. (__builtin_ia32_pmaddubsw): Likewise. (__builtin_ia32_pmaddubsw128): Likewise. 2008-04-30 Richard Guenther PR tree-optimization/14847 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function. (recognize_bits_test): Use it. (recognize_single_bit_test): Likewise. 2008-04-30 Martin Jambor * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg instead of setting number of formal parameters to zero. (ipcp_init_stage): Do not set the number of actual parameters to zero either. (ipcp_propagate_stage): Explicitly skipping all calls to nodes which are called with variable number of arguments. (ipcp_insert_stage): Explicitely skipping all nodes which are called with variable number of arguments. (ipcp_callsite_param_print): Skipps callsites to nodes with varaible number of parameters. * ipa-prop.h (struct ipa_node_params): Added flag called_with_var_arguments (ipa_set_param_count): Added. Changed sole setter to use it. (ipa_get_param_count): Added. All readers of param_count converted to use it instead. (ipa_set_called_with_variable_arg): Added. (ipa_is_called_with_var_arguments): Added. (ipa_get_ith_param): Added. All readers of param_decls converted to use it instead. (ipa_set_cs_argument_count): Added, sole writer to argument_count changed to use it. (ipa_get_cs_argument_count): Added, all readers of argument_count changed to cal it. (ipa_get_ith_jump_func): Added. Accessors of jump values changed to use it. * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice (struct ipcp_lattice): Renamed cval_type to type (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree (ipcp_cval_set_cvalue): Changed type of parameter value to tree (ipcp_insert_stage): Changed the type of variable cvalue to tree (ipcp_replace_map_create): Changed the type of parameter cvalue to tree (build_const_val): Changed the type of parameter cvalue to tree (ipcp_propagate_const): Changed the type of parameter cvalue to tree (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called constant * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list (ipa_methodlist_not_empty): Removed, the sole user now checks directly (ipa_add_method): Renamed to ipa_push_func_to_list (ipa_remove_method): Renamed to ipa_pop_func_from_list (ipa_callsite_param_count): Removed. (ipa_callsite_param_count_set): Removed. (ipa_callsite_param): Removed. (ipa_callsite_callee): Removed. (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions (ipa_callsite_compute_count): Renamed to ipa_count_arguments (ipa_method_formal_count): Removed. (ipa_method_formal_count_set): Removed. (ipa_method_get_tree): Removed. (ipa_method_tree_map_create): Removed. (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array (ipa_create_param_decls_array): Creates the array itself (ipa_create_param_decls_array): Temporary variable info instead of a few dereferences. (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications (get_type): Removed. (ipa_jf_get_info_type): Removed. (ipa_node_create): Renamed to ipa_create_node_params (ipa_free): Renamed to ipa_free_all_node_params (ipa_nodes_create): Renamed to ipa_create_all_node_params (ipa_edges_create): Renamed to ipa_create_all_edge_args (ipa_edges_free): Renamed to ipa_free_all_edge_args (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed (ipa_free_all_node_params): Deallocation to jump_functions moved to ipa_free_all_edge_args (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps (ipa_method_modify_print): Renamed to ipa_print_all_params_modified (ipa_create_methodlist_node): Removed. (ipa_methodlist_method): Removed. (ipa_methodlist_method_set): Removed. (ipa_methodlist_next_method): Removed. (ipa_methodlist_next_method_set): Removed. (ipa_method_is_modified): Removed. (ipa_method_modify_create): Removed. (ipa_method_modify_init): Temporary variable info instead of a few dereferences. (ipa_detect_param_modifications): Temporary variable info instead of a few dereferences. (ipa_compute_jump_functions): Temporary variable info instead of a few dereferences. (ipa_method_modify_set): Removed. (ipa_method_tree_map): Renamed to ipa_get_param_decl_index (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather than craph_node as the first parameter. (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications (ipa_method_modify_init): Removed. (ipa_compute_jump_functions): Added a temp variable instead of repeatadly dereferencing the cgraph_edge.aux pointer (ipa_callsite_param_set_type): Removed. (ipa_compute_jump_functions): i renamed to index and moved to an inner block (ipa_callsite_param_set_info_type_formal): Removed. (ipa_callsite_param_set_info_type): Removed. (ipa_callsite_param_map_create): Removed. (ipa_callsite_tree): Removed. (ipa_callsite_caller): Removed. (ipa_pop_func_from_list): return_method removed to return_func * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type, prefixed all values with IPA_. Changed all users. (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN, CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF and FORMAL_IPATYPE IPA_PASS_THROUGH. (union parameter_info): Renamed to jump_func_value. (union jump_func_value): Renamed value to constant (struct ipa_jump_func): Renamed info_type to value (struct ipa_node): Renamed to ipa_node_params (struct ipa_node_params): Renamed ipa_arg_num to param_count (struct ipa_node_params): Renamed ipa_param_tree to param_decls (struct ipa_node_params): Renamed ipa_mod to modified_flags (struct ipa_edge): Renamed to ipa_edge_args (struct ipa_edge_args): Renamed ipa_param_num to argument_count (struct ipa_edge_args): Renamed ipa_param_map to jump_functions (struct ipa_methodlist): Renamed to ipa_func_list (struct ipa_func_list): method_p renamed to node, next_method renamed to next (ipa_methodlist_p): Removed, switched all users to struct pointer (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX 2008-04-30 Alan Modra * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define. (rs6000_emit_epilogue): Use backchain to restore only when we have a large frame. Make use of frame pointer to restore if we have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP. 2008-04-29 Paolo Bonzini * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp): Add mode to zero_extract. (sign bit tests peepholes): (Ditto.). 2008-04-29 H.J. Lu * config/i386/i386.c (ix86_builtins): Replace Prescott New Instructions in comments with SSE3. (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128, INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI, INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF, V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI, V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI, V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF, V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI, V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI, V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF, V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI, V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF, V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI. (bdesc_sse_args): Renamed to ... (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP, IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW, IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and IX86_BUILTIN_FABSQ. (bdesc_1arg): Moved to ... (bdesc_args): Here. (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New Instructions in comments with SSE3. (ix86_expand_sse_operands_builtin): Renamed to ... (ix86_expand_args_builtin): This. Updated. (ix86_expand_unop1_builtin): Update comments. (ix86_expand_builtin): Updated. 2008-04-29 Richard Guenther PR tree-optimization/36078 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Update virtual SSA form after cleaning up the CFG. 2008-04-29 Richard Guenther PR middle-end/15255 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C. 2008-04-29 Richard Guenther * tree-ssa-alias.c (finalize_ref_all_pointers): Remove. (compute_may_aliases): Do not call finalize_ref_all_pointers. (compute_flow_insensitive_aliasing): Do not treat PTR_IS_REF_ALL pointers special. (get_smt_for): Likewise. (may_alias_p): Re-structure. (is_escape_site): A ref-all pointer conversion is not an escape site. * tree-ssa-structalias.c (find_what_p_points_to): Do not treat PTR_IS_REF_ALL pointers special. * tree-ssa-structalias.h (struct alias_info): Remove ref_all_symbol_mem_tag field. (PTR_IS_REF_ALL): Remove. 2008-04-29 Richard Guenther PR middle-end/36077 * fold-const.c (extract_muldiv_1): In combining division constants make sure to never overflow. 2008-04-29 Nick Clifton * doc/tm.texi (RETURN_ADDR_RTX): Fix typo. 2008-04-28 Ralf Wildenhues PR bootstrap/35169 * optc-gen.awk: Work around HP-UX/IA awk bug. 2008-04-28 Danny Smith * config/i386/cygming-crtend.c (register_frame_ctor): Revert my 2008-04-25 commit. 2008-04-28 Uros Bizjak PR target/36073 * config/i386/i386.md (*float2_mixed_interunit): Change operand 1 predicate to nonimmediate_operand. 2008-04-28 Jakub Jelinek PR debug/36060 * dwarf2out.c (struct die_struct): Mark as chain_circular through die_sub field. * gengtype.c (walk_type, write_func_for_structure): Handle chain_circular. * doc/gty.texi: Document chain_circular. 2008-04-28 Richard Guenther PR tree-optimization/36066 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing SCEV and loop. 2008-04-28 Uros Bizjak PR target/36064 * config/i386/i386.md (floatdi2_i387_with_xmm splitters): Use match_scratch instead of match_operand for operands 3 and 4. 2008-04-27 Richard Guenther PR tree-optimization/18754 PR tree-optimization/34223 * tree-pass.h (pass_complete_unrolli): Declare. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print loop size before and after unconditionally of UL_NO_GROWTH in effect. Rewrite loop into loop closed SSA form if it is not already. (tree_unroll_loops_completely): Re-structure to iterate over innermost loops with intermediate CFG cleanups. Unroll outermost loops only if requested or the code does not grow doing so. * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no loops are available. (tree_vectorize): Instead do so here. (tree_complete_unroll): Also unroll outermost loops. (tree_complete_unroll_inner): New function. (gate_tree_complete_unroll_inner): Likewise. (pass_complete_unrolli): New pass. * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record uses outside of the loop. (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA form if it is available. * tree-flow.h (tree_unroll_loops_completely): Add extra parameter. * passes.c (init_optimization_passes): Schedule complete inner loop unrolling pass before the first CCP pass after final inlining. 2008-04-27 Nathan Sidwell * targhooks.h (default_emutls_var_fields, default_emutls_var_init): Declare. * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL. * target.h (struct gcc_target): Add struct emutls member. * target-def.h (TARGET_EMUTLS_GET_ADDRESS, TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION, TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX, TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS, TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS, TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New. (TARGET_INITIALIZER): Add TARGET_EMUTLS. * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS, BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure. * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can emit debug information. * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL. * varasm.c: Include targhooks.h. (emutls_object_section, emutls_tmpl_section): New. (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove. (EMUTLS_SEPARATOR): New. (prefix_name): New. (get_emutls_object_name): New. (default_emutls_var_fields): New, broken out of ... (get_emutls_object_type): ... here. Adjust to use target hooks. (get_emutls_init_templ_addr): Adjust to use target hooks. (emutls_decl): Adjust to use target hooks. (emutls_finish): Likewise. (default_emutls_var_init): New, broken out of ... (assemble_variable): ... here. Adjust to use target hooks. * output.h (enum section_category): Add SECCAT_EMUTLS_VAR, SECCAT_EMUTLS_TMPL. * c-common.c (handle_section_attribute): Prevent overriding sections for emulated tls with special sections. * config/i386/i386.c (x86_64_elf_select_section): Add SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL. (x86_64_elf_unique_section): Likewise. * config/vxworks.c: Include tree.h. (vxworks_emutls_var_fields, vxworks_emutls_var_init): New. (vxworks_override_options): Set TLS scheme. * doc/tm.texi (Emulated TLS): New node. 2008-04-26 Simon Baldwin PR c/35652 * builtins.c (c_strlen): Suppressed multiple warnings that can occur with propagated string constants. 2008-04-26 Uros Bizjak * config/i386/i386.md (fix_trunc_i387_fisttp_with_temp): Use 'X' constraint for operand 2 when operand 0 is memory operand. (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when operand 0 is memory operand. (fix_trunc_i387_with_temp): Ditto. (*floatsi2_vector_mixed_with_temp): Use 'X' constraint for operand 2 when operand 1 is memory operand. (*float2_mixed_with_temp): Ditto. (*floatsi2_vector_sse_with_temp): Ditto. (*float2_sse_with_temp): Ditto. (*float2_i387_with_temp): Ditto. (floatdi2_i387_with_xmm): Use 'X' constraint for operands 2,3 and 4 when operand 1 is memory operand. (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0 is memory operand. (fistdi2_floor_with_temp): Ditto. (fist2_floor_with_temp): Ditto. (fistdi2_ceil_with_temp): Ditto. (fist2_ceil_with_temp): Ditto. (*truncdfsf_fast_mixed): Merge alternatives 0 and 1. 2008-04-26 David Daney * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New unspec_volitile. (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): Renumber. (sync_compare_and_swap): New expand for QI and HI modes. (compare_and_swap_12): New insn. * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare. * config/mips/mips.c (mips_force_binary): New function. (mips_emit_int_order_test, mips_expand_synci_loop): Use it. (mips_expand_compare_and_swap_12): New function. * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro. 2008-04-25 Jan Hubicka PR testsuite/35843 * cfgexpand.c (pass_expand): Turn into RTL pass. * passes.c (execute_one_pass): Do pass typechecking after execution. * tree-pass.h (pass_expand): Turn into RTL pass. * function.h (struct rtl_data): Move here fields accesses_prior_frames, calls_eh_return, saves_all_registers, has_nonlocal_goto, has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda, tail_call_emit, arg_pointer_save_area_init from struct function; turn into bool. (struct function): Move calls_eh_return, saves_all_registers, has_nonlocal_goto, has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda, tail_call_emit, arg_pointer_save_area_init into struct rtl_data. Remove recursive_call_emit and gimplified flags. (current_function_returns_struct, current_function_returns_pcc_struct, current_function_calls_setjmp, current_function_calls_alloca, current_function_accesses_prior_frames, current_function_calls_eh_return, current_function_is_thunk, current_function_stdarg, current_function_profile, current_function_limit_stack, current_function_uses_pic_offset_table, current_function_uses_const_pool, current_function_has_nonlocal_label, current_function_saves_all_registers, current_function_has_nonlocal_goto, current_function_has_asm_statement): Remove accesor macros. * ra-conflict.c (global_conflicts): Update. * tree-tailcall.c (suitable_for_tail_opt_p): Update. (suitable_for_tail_call_opt_p): Update. * builtins.c (expand_builtin_return_addr): Update. (expand_builtin_setjmp_setup): Update. (expand_builtin_nonlocal_goto): Update. * final.c (final_start_function): Update. (profile_function): Update. (leaf_function_p): Update. (only_leaf_regs_used): Update. * df-scan.c (df_get_exit_block_use_set): Update. * dojump.c (clear_pending_stack_adjust): Update. * tree-stdarg.c (gate_optimize_stdarg): Update. * gimple-low.c (lower_function_body): Update. * global.c (compute_regsets): Update. (global_alloc): Update. * dwarf2out.c (dwarf2out_begin_prologue): Update. * expr.c (expand_assignment): Update. * dse.c (dse_step0): Update. (dse_step1): Update. * c-decl.c (store_parm_decls): Update. * local-alloc.c (combine_regs): Update. (find_free_reg): Update. * function.c (assign_parms_augmented_arg_list): Update. (assign_parm_find_data_types): Update. (assign_parms): Update. (allocate_struct_function): Update. (expand_function_start): Update. (expand_function_end): Update. (get_arg_pointer_save_area): Update. (thread_prologue_and_epilogue_insns): Update. (rest_of_match_asm_constraints): Update. * stor-layout.c (variable_size): Update. * gcse.c (gcse_main): Update. (bypass_jumps): Update. * gimplify.c (gimplify_function_tree): Update. * calls.c (emit_call_1): Update. (expand_call): Update. * bt-load.c (compute_defs_uses_and_gen): Update. * except.c (sjlj_assign_call_site_values): Update. (sjlj_emit_function_enter): Update. (can_throw_external): Update. (set_nothrow_function_flags): Update. (expand_builtin_unwind_init): Update. (expand_eh_return): Update. (convert_to_eh_region_ranges): Update. (output_function_exception_table): Update. * emit-rtl.c (gen_tmp_stack_mem): Update. * cfgexpand.c (expand_used_vars): Update. (tree_expand_cfg): Update. * cfgcleanup.c (rest_of_handle_jump): Update. * explow.c (allocate_dynamic_stack_space): Update. * varasm.c (assemble_start_function): Update. (force_const_mem): Update. (mark_constant_pool): Update. * tree-optimize.c (tree_rest_of_compilation): Update. * stack-ptr-mod.c (notice_stack_pointer_modification): Update. * tree-cfg.c (notice_special_calls): Update. (is_ctrl_altering_stmt): Update. (tree_can_make_abnormal_goto): Update. (tree_purge_dead_abnormal_call_edges): Update. * config/alpha/predicates.md: Update. * config/alpha/alpha.c (alpha_sa_mask): Update. (alpha_sa_size): Update. (alpha_does_function_need_gp): Update. (alpha_expand_prologue): Update. (alpha_start_function): Update. (alpha_output_function_end_prologue): Update. (alpha_expand_epilogue): Update. * config/frv/frv.c (frv_stack_info): Update. (frv_expand_epilogue): Update. * config/s390/s390.c (s390_regs_ever_clobbered): Update. (s390_register_info): Update. (s390_frame_info): Update. (s390_init_frame_layout): Update. (s390_can_eliminate): Update. (save_gprs): Update. * config/spu/spu.c (spu_split_immediate): Update. (need_to_save_reg): Update. (spu_expand_prologue): Update. (spu_expand_epilogue): Update. * config/sparc/sparc.md: Update. * config/sparc/sparc.c (eligible_for_return_delay): Update. (sparc_tls_got): Update. (legitimize_pic_address): Update. (sparc_emit_call_insn): Update. (sparc_expand_prologue): Update. (output_return): Update. (print_operand): Update. (sparc_function_ok_for_sibcall): Update. * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update. * config/m32r/m32r.md: Update. * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update. (m32r_compute_frame_size): Update. (m32r_expand_prologue): Update. (m32r_expand_epilogue): Update. (m32r_legitimize_pic_address): Update. * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update. * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update. * config/i386/i386.c (ix86_frame_pointer_required): Update. (gen_push): Update. (ix86_save_reg): Update. (ix86_compute_frame_layout): Update. (ix86_expand_prologue): Update. (ix86_expand_epilogue): Update. * config/sh/sh.c (output_stack_adjust): Update. (calc_live_regs): Update. (sh5_schedule_saves): Update. (sh_expand_prologue): Update. (sh_expand_epilogue): Update. (sh_setup_incoming_varargs): Update. (sh_allocate_initial_value): Update. (sh_get_pr_initial_val): Update. * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update. * config/sh/sh.md (label:): Update. * config/avr/avr.c (out_movhi_mr_r): Update. * config/crx/crx.h (enum): Update. * config/xtensa/xtensa.h (along): Update. * config/stormy16/stormy16.c Update. (xstormy16_compute_stack_layout): Update. * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update. (fr30_expand_prologue): Update. * config/cris/cris.c (cris_conditional_register_usage): Update. (cris_reg_saved_in_regsave_area): Update. (cris_initial_frame_pointer_offset): Update. (cris_simple_epilogue): Update. (cris_expand_prologue): Update. (cris_expand_epilogue): Update. (cris_expand_pic_call_address): Update. (cris_asm_output_symbol_ref): Update. (cris_asm_output_label_ref): Update. * config/cris/cris.md Update. * config/iq2000/iq2000.c (compute_frame_size): Update. (iq2000_expand_epilogue): Update. * config/mt/mt.h (save_direction): Update. * config/mn10300/mn10300.c (mn10300_function_value): Update. * config/ia64/ia64.c (ia64_compute_frame_size): Update. (ia64_secondary_reload_class): Update. * config/m68k/m68k.c (m68k_save_reg): Update. (m68k_expand_prologue): Update. (m68k_expand_epilogue): Update. (legitimize_pic_address): Update. * config/rs6000/rs6000.c (rs6000_got_register): Update. (first_reg_to_save): Update. (first_altivec_reg_to_save): Update. (compute_vrsave_mask): Update. (compute_save_world_info): Update. (rs6000_stack_info): Update. (spe_func_has_64bit_regs_p): Update. (rs6000_ra_ever_killed): Update. (rs6000_emit_eh_reg_restore): Update. (rs6000_emit_allocate_stack): Update. (rs6000_emit_prologue): Update. (rs6000_emit_epilogue): Update. (rs6000_output_function_epilogue): Update. (output_profile_hook): Update. (rs6000_elf_declare_function_name): Update. * config/rs6000/rs6000.h (rs6000_args): Update. * config/rs6000/rs6000.md: Update. * config/mcore/mcore.c (mcore_expand_prolog): Update. * config/arc/arc.c (arc_output_function_epilogue): Update. * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update. * config/darwin.c (machopic_function_base_name): Update. * config/score/score3.c (score3_compute_frame_size): Update. (rpush): Update. (rpop): Update. (score3_epilogue): Update. * config/score/score7.c (score7_compute_frame_size): Update. (score7_prologue): Update. (score7_epilogue): Update. * config/score/score.h (FRAME_POINTER_REQUIRED): Update. * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update. * config/arm/arm.c (use_return_insn): Update. (require_pic_register): Update. (arm_load_pic_register): Update. (arm_compute_save_reg0_reg12_mask): Update. (arm_compute_save_reg_mask): Update. (thumb1_compute_save_reg_mask): Update. (output_return_instruction): Update. (arm_output_function_prologue): Update. (arm_output_epilogue): Update. (arm_get_frame_offsets): Update. (arm_expand_prologue): Update. (thumb_pushpop): Update. (thumb_exit): Update. (thumb1_expand_prologue): Update. (thumb1_expand_epilogue): Update. (arm_unwind_emit): Update. (arm_output_fn_unwind): Update. * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update. * config/arm/arm.md: Update. * config/pa/pa.md: Update. * config/pa/pa.c (legitimize_pic_address): Update. (compute_frame_size): Update. (hppa_expand_prologue): Update. (hppa_expand_epilogue): Update. (borx_reg_operand): Update. * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update. (HARD_REGNO_RENAME_OK): Update. * config/mips/mips.c (mips_global_pointer): Update. (mips_save_reg_p): Update. (mips_compute_frame_info): Update. (mips_frame_pointer_required): Update. (mips_expand_prologue): Update. (mips_expand_epilogue): Update. (mips_can_use_return_insn): Update. (mips_reorg_process_insns): Update. * config/v850/v850.c (compute_register_save_size): Update. * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update. * config/mmix/mmix.c (along): Update. (mmix_expand_epilogue): Update. * config/bfin/bfin.c (legitimize_pic_address): Update. (must_save_p): Update. (stack_frame_needed_p): Update. (add_to_reg): Update. (bfin_expand_prologue): Update. * stmt.c (expand_asm_operands): Update. * reload1.c (reload): Update. (init_elim_table): Update. 2008-04-25 Bob Wilson * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall. 2008-04-25 H.J. Lu * config/i386/sse.md (mov): Replace SSEMODEI with SSEMODE. (*mov_internal): Likewise. Support V4SF and V2DF. (mov): Removed. (*movv4sf_internal): Likewise. (*movv2df_internal): Likewise. 2008-04-25 Pompapathi V Gadad * config.gcc (crx-*-elf): Remove deprecation. 2008-04-25 Danny Smith * config/i386/cygming-crtend.c (register_frame_ctor): Register __gcc_deregister_frame with atexit. (deregister_frame_dtor): Remove. 2008-04-24 Nathan Froyd Nathan Sidwell * config/rs6000/rs6000.opt (mspe): Remove Var property. (misel): Likewise. * config/rs6000/rs6000.h (rs6000_spe): Declare. (rs6000_isel): Likewise. * config/rs6000/rs6000.c (rs6000_spe): New variable. (rs6000_isel): New variable. (rs6000_handle_option): Handle OPT_mspe and OPT_misel. 2008-04-24 Jakub Jelinek PR c++/35758 * c-common.c (handle_vector_size_attribute): Call lang_hooks.types.reconstruct_complex_type instead of reconstruct_complex_type. * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise. * config/spu/spu.c (spu_handle_vector_attribute): Likewise. * langhooks.h (struct lang_hooks_for_types): Add reconstruct_complex_type hook. * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define. (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it. 2008-04-24 Richard Guenther * c-common.h (check_builtin_function_arguments): Declare. * c-common.c (validate_nargs): New function. (check_builtin_function_arguments): Likewise. * c-typeck.c (build_function_call): Call check_builtin_function_arguments. * builtins.c (fold_builtin_classify): Remove error reporting code. (fold_builtin_unordered_cmp): Likewise. (fold_builtin_1): Likewise. (fold_builtin_n): Likewise. 2008-04-24 Jakub Jelinek PR tree-optimization/36008 * fold-const.c (try_move_mult_to_index): If s == NULL, divide the original op1, rather than delta by step. 2008-04-22 Antoniu Pop Sebastian Pop * tree-parloops.c (take_address_of, eliminate_local_variables_1, eliminate_local_variables_stmt, eliminate_local_variables, separate_decls_in_loop_name, separate_decls_in_loop_stmt, separate_decls_in_loop, gen_parallel_loop): Make them work on a region of code delimited by two edges in the CFG. (separate_decls_in_loop_name): Renamed separate_decls_in_region_name. (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt. (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate the case of parallelisation of reductions. (expr_invariant_in_region_p): New. * tree-flow.h (gather_blocks_in_sese_region): Declared. * tree-cfg.c (gather_blocks_in_sese_region): Extern. 2008-04-24 Ira Rosen Richard Guenther PR tree-optimization/36034 * tree-vect-analyze.c (vect_analyze_group_access): SLP is incapable of dealing with loads with gaps. 2008-04-24 Rafael Espindola * tree-flow.h (vrp_evaluate_conditional): Change signature. * tree-ssa-propagate.c (fold_predicate_in): Update call to vrp_evaluate_conditional. * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove. (vrp_evaluate_conditional): Split the cond argument. (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops. (simplify_stmt_for_jump_threading): Update call to vrp_evaluate_conditional. 2008-04-24 Ira Rosen PR tree-optimization/35982 * tree-vect-analyze.c (vect_check_interleaving): Check that the interleaved data-refs are of the same type. 2008-04-24 Danny Smith * c-format.c (check_format_info_main): Use strncmp rather than a magic prefix to handle multichar length specs. * config/i386/msformat-c.c (format_length_info ms_printf_length_specs): Don't prefix "I64" and "I32" with '\0'. 2008-04-24 Jakub Jelinek PR target/36015 * config/i386/i386.c (init_cumulative_args): Don't pass anything in registers for -m32 only if stdarg_p (fntype). 2008-04-24 Uros Bizjak PR rtl-optimization/36006 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving temp to op0 in order to avoid invalid rtx sharing. 2008-04-23 Paolo Bonzini * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't check TREE_INVARIANT. * tree-gimple.c (is_gimple_address): New. (is_gimple_invariant_address): Simplify using decl_address_invariant_p. * tree-gimple.h (is_gimple_address): New. * tree.h (decl_address_invariant_p): New. * tree.c (make_node_stat): Don't set TREE_INVARIANT. (build_string): Likewise. (decl_address_invariant_p): New, from is_gimple_invariant_address. (tree_invariant_p_1): Likewise. (save_expr): Use it. (tree_invariant_p): New. (skip_simple_arithmetic): Use it. (stabilize_reference_1): Use it. (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT, simplify. (build1_stat): Drop code to compute TREE_INVARIANT. (build2_stat): Drop code to compute TREE_INVARIANT. (build3_stat): Drop code to compute TREE_INVARIANT. (build4_stat): Drop code to compute TREE_INVARIANT. (build5_stat): Drop code to compute TREE_INVARIANT. (build7_stat): Drop code to compute TREE_INVARIANT. (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT. * tree.h (struct tree_base): Remove invariant_flag. (TREE_INVARIANT): Remove. * builtins.c (build_string_literal): Don't set TREE_INVARIANT. (fold_builtin_expect): Check TREE_CONSTANT. * tree-ssa-ccp.c (fold_stmt_r): Adjust comment. * c-tree.h (c_expr_to_decl): Drop third parameter. * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT. (build_c_cast): Don't set TREE_INVARIANT. (pop_init_level): Don't set TREE_INVARIANT. (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT. * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test TREE_CONSTANT. (gimplify_init_constructor): Don't set TREE_INVARIANT. (gimplify_addr_expr): Adjust comment. * tree-mudflap.c (mf_build_string): * print-tree.c (print_node): Don't print TREE_INVARIANT. * tree-nested.c (convert_nonlocal_reference): Adjust comment. * c-common.c (fix_string_type): Don't set TREE_INVARIANT. * langhooks-def.h (lhd_expr_to_decl): Drop third parameter. * langhooks.c (lhd_expr_to_decl): Drop third parameter. * langhooks.h (struct lang_hooks): Drop third parameter from expr_to_decl. 2008-04-23 Richard Guenther PR tree-optimization/27799 PR tree-optimization/32921 PR tree-optimization/32624 * tree-ssa-structalias.c (merge_smts_into): Only merge the SMTs aliases and the tag itself into the solution. * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not merge the points-to solution back into the SMT aliases. (may_alias_p): Use alias_set_subset_of instead of aliases_conflict_p. A pointer which points to memory with alias set zero may access any variable. 2008-04-23 Richard Guenther * alias.c (alias_set_subset_of): Correctly handle asking if zero is a subset of an alias set with zero child. * tree-ssa-alias.c (have_common_aliases_p): Simplify logic. (compute_flow_insensitive_aliasing): Correctly walk all pointers. Do not unnecessarily union sets. 2008-04-23 Richard Guenther PR middle-end/36021 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments. 2008-04-22 Tomas Bily * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as unreachable case. * tree-vrp.c (extract_range_from_unary_expr): Removed unused NON_LVALUE_EXPR. * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise. * tree-ssa-structalias.c (get_constraint_for): Likewise. * tree-inline.c (estimate_num_insns_1): Likewise. * varasm.c (const_hash_1, compare_constant, copy_constant) (compute_reloc_for_constant, output_addressed_constants): Likewise. * emit-rtl.c (component_ref_for_mem_expr) (set_mem_attributes_minus_bitpos): Likewise. * expr.c (highest_pow2_factor, expand_expr_real_1, ) (is_aligning_offset): Likewise. * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise. * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise. * dojump.c (do_jump): Likewise. * builtins.c (get_pointer_alignment, get_memory_rtx) (integer_valued_real_p, fold_builtin_next_arg): Likewise. * tree-scalar-evolution.c (instantiate_parameters_1): Likewise. 2008-04-23 Jakub Jelinek PR rtl-optimization/36017 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before expanding the library call. 2008-04-22 Ian Lance Taylor * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather than size_in_bytes. 2008-04-22 Pat Haugen * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost of LR/CTR moves for Power6. 2008-04-22 Kenneth Zadeck PR middle-end/36003 * passes.c (init_optimization_passes): Remove pass_fast_rtl_byte_dce. 2008-04-22 Uros Bizjak PR target/29096 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to builtin functions to generate faster code. (_mm_cvtpu16_ps): Ditto. (_mm_cvtpi32x2_ps): Ditto. 2008-04-22 Nick Clifton * common.opt (ftree-loop-distribution): Add Optimization attribute. * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun. (frv_expand_builtin_va_start): Likewise. * config/arm/arm.c (thumb_find_work_register): Fix location of argument register count. 2008-04-22 Maxim Kuvyrkov Support scheduling for ColdFire V1 and V3 microarchitecture. Improve scheduling of multiplication instructions. * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1. (mac): New instruction attribute. * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac. (m68k_sched_mac): New variable. (m68k_sched_attr_type2, m68k_sched_md_init_global): Update. Handle cfv1 and cfv3. (max_insn_size): New static variable. (struct _sched_ib): New type. (sched_ib): New static variable. (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables to fields of 'struct _sched_ib sched_ib'. Update all uses. (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer. Update. (m68k_sched_md_init_global, m68k_sched_md_finish_global, m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init new variables. Update. (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle): Add modeling of cfv3 instruction buffer. Update. * config/m68k/m68k-protos.h (m68k_sched_mac): Declare. * config/m68k/m68k.h (TUNE_CFV3): New macro. * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'. (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores a particular reservation applies to. (type2): Reorganize attribute values. Rename alu to alu_reg, alu_l to alu, move_l to omove. Join move to alu. Split mul to mul_l and mul_w. (cf_ib_*): Simplify description of instruction buffer. (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove. (cf_mem): Split into cf_mem1 and cf_mem2. (cf_v2_move_??): Rename to cfv12_alu_??. (cf_v2_move_l_??): Rename to cfv12_omove_??. (cf_v2_mul_??): Remove reservations. (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??, cfv12_emac_??, cfv12_emac_w_i0): New reservations. (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to appropriate place. (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01, cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1, cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10, cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10, cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call, cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations. (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are expansions of the above reservations for instructions of sizes 1, 2 and 3 words. 2008-04-22 Maxim Kuvyrkov * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets. 2008-04-21 Adam Nemet * coverage.c: Include tree-pass.h. (coverage_counter_alloc): Print da_file_name to the dump file. 2008-04-21 Kenneth Zadeck * sbitmap.c (sbitmap_range_empty_p): New function. * sbitmap.h (sbitmap_range_empty_p): New function. * bitmap.h: Now includes obstack.h. 2008-04-21 Richard Sandiford Kenneth Zadeck * dbgcnt.def (ra_byte_scan): Added. * dbgcnt.c (dbg_cnt): Added code to print message to dump_file when the last hit happens for a counter. * timevar.def (TV_DF_BYTE_LR): New variable. * tree-pass.h (pass_fast_rtl_byte_dce): New pass. * passes.c (pass_fast_rtl_byte_dce): New pass. * fwprop.c (update_df): Added mode to call df_ref_create. Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and DF_REF_EXTRACT_OFFSET. * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN, DF_BYTE_LR_OUT, df_byte_lr): New macro. (df_mm): New enum. (df_ref_extract): Added mode field. (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and DF_REF_EXTRACT_OFFSET. (DF_REF_EXTRACT_MODE): New macro. (df_byte_lr_bb_info): New structure. (df_print_byte_regset, df_compute_accessed_bytes, df_byte_lr_add_problem, df_byte_lr_get_regno_start, df_byte_lr_get_regno_len, df_byte_lr_simulate_defs, df_byte_lr_simulate_uses, df_byte_lr_simulate_artificial_refs_at_top, df_byte_lr_simulate_artificial_refs_at_end, df_compute_accessed_bytes): New function. (df_ref_create): Add parameter. (df_byte_lr_get_bb_info): New inline function. * df-scan.c (df_ref_record, df_uses_record, df_ref_create_structure): Added mode parameter. (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1, df_defs_record, df_uses_record, df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect, df_entry_block_defs_collect, df_exit_block_uses_collect): Added mode parameter to calls to df_ref_record, df_uses_record, df_ref_create_structure. (df_ref_equal_p, df_ref_compare): Added test for modes. (df_ref_create_structure): Added code to set mode. Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and DF_REF_EXTRACT_OFFSET. * df-core.c (df_print_byte_regset): New function. * df-byte-scan.c: New file. * df-problems.c (df_rd_transfer_function): Removed unnecessary calls to BITMAP_FREE. (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure. (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len, df_byte_lr_set_bb_info, df_byte_lr_free_bb_info, df_byte_lr_check_regs, df_byte_lr_expand_bitmap, df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init, df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_byte_lr_transfer_function, df_byte_lr_free, df_byte_lr_top_dump, df_byte_lr_bottom_dump, df_byte_lr_add_problem, df_byte_lr_simulate_defs, df_byte_lr_simulate_uses, df_byte_lr_simulate_artificial_refs_at_top, df_byte_lr_simulate_artificial_refs_at_end): New function. * dce.c (byte_dce_process_block): New function. (dce_process_block): au is now passed in rather than computed locally. Changed loops that look at artificial defs to not look for conditional or partial ones, because there never are any. (fast_dce): Now is able to drive byte_dce_process_block or dce_process_block depending on the kind of dce being done. (rest_of_handle_fast_dce): Add parameter to fast_dce. (rest_of_handle_fast_byte_dce): New function. (rtl_opt_pass pass_fast_rtl_byte_dce): New pass. * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies. 2008-04-21 Daniel Franke PR fortran/35019 * gcc.h: Added fortran options that take arguments to DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG macros. 2008-04-20 Eric Botcazou * tree-sra.c (sra_walk_expr) : Disable scalarization if on the LHS and not a full access. 2008-04-20 Ralf Wildenhues * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it. 2008-04-18 Rafael Espindola * tree-vrp.c (find_case_label_index): Fix the binary search. (find_case_label_range): New. (vrp_visit_switch_stmt): Use find_case_label_range. (simplify_switch_using_ranges): Use find_case_label_range. 2008-04-18 Eric Botcazou * gimplify.c (gimplify_modify_expr_rhs) : Gimplify the LHS using the is_gimple_lvalue predicate instead of is_gimple_min_lval. 2008-04-18 Tom Tromey PR libcpp/15500: * doc/cpp.texi (Implementation-defined behavior): Mention -finput-charset. 2008-04-18 Ian Lance Taylor * fold-const.c (pointer_may_wrap_p): New static function. (fold_comparison): Add another test for pointer overflow. Use pointer_may_wrap_p to disable some false positives. 2008-04-18 Kris Van Hees * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros. (fname_as_string): Match updated cpp_interpret_string prototype. (fix_string_type): Support char16_t* and char32_t*. (c_common_nodes_and_builtins): Add char16_t and char32_t (and derivative) nodes. Register as builtin if C++0x. (c_parse_error): Support CPP_CHAR{16,32}. * c-common.h (RID_CHAR16, RID_CHAR32): New elements. (enum c_tree_index) : New elements. (char16_type_node, signed_char16_type_node, unsigned_char16_type_node, char32_type_node, signed_char32_type_node, char16_array_type_node, char32_array_type_node): New defines. * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype. (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}. (lex_string): Support CPP_STRING{16,32}, match updated cpp_interpret_string and cpp_interpret_string_notranslate prototypes. (lex_charconst): Support CPP_CHAR{16,32}. * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32} and CPP_STRING{16,32}. 2008-04-18 Paolo Bonzini PR bootstrap/35457 * aclocal.m4: Regenerate. * configure: Regenerate. 2008-04-18 Jan Hubicka * except.c (dw2_size_of_call_site_table, sjlj_size_of_call_site_table): Use vector API for call_site_record. * cgraphbuild.c (build_cgraph_edges): Update. * tree-pass.h: Update comment. * final.c (leaf_function_p): Update. (leaf_renumber_regs): Update. (rest_of_clean_state): Update. * omp-low.c (expand_omp_parallel): Update. * ipa-reference.c (analyze_function): Update. * reorg.c (find_end_label): Update. (optimize_skip): Update. (fill_simple_delay_slots): Update. (fill_simple_delay_slots): Update. (make_return_insns): Update. (dbr_schedule): Update. * gimple-low.c (record_vars_into): Update. * cfgbuild.c (make_edges): Update. * function.c (assign_stack_local): Update. (assign_parm_adjust_stack_rtl): Update. (locate_and_pad_parm): Update. (allocate_struct_function): Do not initialize stack_alignment_needed and preferred_stack_boundary here. (stack_protect_prologue): Update. (stack_protect_epilogue): Update. (expand_function_start): Initialize stack_alignment_needed, preferred_stack_boundary and max_jumptable_ents. (expand_function_end): Update. (free_after_compilation): Do not NULLify epilogue_delay_list. * function.h (struct rtl_data): Add stack_protect_guard, stack_alignment_needed, preferred_stack_boundary, epilogue_delay_list. (struct function): Remove value_histograms, stack_alignment_needed, preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents, last_label_uid, unexpanded_var_list, stack_protect_guard. (current_function_epilogue_delay_list): Remove. * ipa-type-escape.c (analyze_function): Update. * gimplify.c (pop_gimplify_context): Update comment. * calls.c (expand_call): Update. (emit_library_call_value_1): Update. * except.c (set_nothrow_function_flags): Update. * cfgexpand.c (get_decl_align_unit): Update. (create_stack_guard): Update. (estimated_stack_frame_size): Update. (expand_used_vars): Update. (tree_expand_cfg): Free histogram earliers, init expansion variables. * explow.c (allocate_dynamic_stack_space): Update. * tree-ssa-live.c (remove_unused_locals): Update. * varasm.c (mark_constant_pool): Update. * tree-inline.c (remap_decls): Update. (initialize_cfun): Update. (declare_return_variable): Update. (inline_forbidden_p): Update. (expand_call_inline): Update. (declare_inline_vars): Update. (tree_function_versioning): Update. * tree-flow.h (value_histograms): New. (VALUE_HISTOGRAMS): New macro. * basic-block.h (control_flow_graph): Add max_jumptable_ents, last_label_uid. * tree-cfg.c (set_bb_for_stmt): Update. (replace_by_duplicate_decl): Update. (move_block_to_fn): Update. (new_label_mapper): Update. (dump_function_to_file): Update. * ipa-struct-reorg.c (build_data_structure): Update. * cfgrtl.c (print_rtl_with_bb): Update. * reload1.c (reload): Update. (reload): Update. * config/i386/i386.c (setup_incoming_varargs_64, ix86_compute_frame_layout): Update. * config/arc/arc.c (arc_output_function_epilogue): Update. 2008-04-18 Marius Strobl * gthr-posix.h (__gthread_active_p): Use the Solaris implementation for FreeBSD as well. * gthr-posix95.h: Likewise. 2008-04-17 Richard Sandiford PR rtl-optimization/35838 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work out the byte offset of the first subreg. 2008-04-17 Uros Bizjak * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands to split_ti instead of three separate calls with single member arrays. (subti3 splitter): Ditto. (adddi3 splitter): Ditto with split_di. (subdi3 splitter): Ditto. (negti2 splitter): Pass arrays of 2 operands to split_ti instead of two separate calls with single member arrays. Swap match_dup operands 1 and 2 to better fit into the array. (negdi2 splitter): Ditto with split_di. (movdfcc splitter): Pass arrays of 2 operands to split_di instead of two separate calls with single member arrays. Swap match_dup operands 6 and 7 to better fit into the array. 2008-04-17 H.J. Lu * config/i386/i386.c (sse_builtin_type): New. (bdesc_sse_args): Likewise. (bdesc_sse_3arg): Removed. (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128. (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and IX86_BUILTIN_ROUNDPS. (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and IX86_BUILTIN_ROUNDPS. (ix86_expand_sse_4_operands_builtin): Removed. (ix86_expand_sse_operands_builtin): New. (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd and CODE_FOR_sse4_1_roundps. (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128. Handle bdesc_sse_args. Remove bdesc_sse_3arg. 2008-04-17 Alan Modra PR target/35907 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave regs before frame pop when needed. If use_backchain_to_restore_sp then load backchain into a temp reg to restore vr and vrsave. Add code to restore vr after frame pop if possible. 2008-04-17 Richard Guenther * tree-vn.c (expressions_equal_p): Do not check type equality or compatibility before calling operand_equal_p. * fold-const.c (operand_equal_p): Check equivalence of integer constants before bailing out due to signedness or precision differences. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore spurious differences in type qualification. Ignore types for COMPONENT_REFs at all. 2008-04-17 Christian Bruel * config/sh/sh.c (expand_cbranchdi4): Use original operands for msw_skip comparison. 2008-04-16 Jakub Jelinek PR c/35739 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE reg type. PR tree-optimization/35899 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND rather than TREE_OPERAND. 2008-04-16 Uros Bizjak PR target/35944 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into temporary registers. Change operand predicate to general_operand. (remainderxf3): Ditto. 2008-04-16 Richard Guenther * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency. * tree-affine.c (aff_combination_expand): Look through some conversions. 2008-04-15 Doug Kwan * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT for hex printing. * tree-pretty-print.c (dump_generic_node): Ditto. * final.c (output_addr_const): Ditto. * dwarf2out.c (output_cfi): Ditto. * c-pretty-print.c (pp_c_integer_constant): Ditto. * print-rtl.c (print_rtx): Ditto. * print-tree.c (print_node_brief, print_node): Ditto. * c-common.c (match_case_to_enum_1): Ditto. * sched-vis.c (print_value): Ditto. * config/i386/i386.c (print_operand): Cast to long unsigned int for hex printing. 2008-04-15 Danny Smith * libgcc2.c [L_trampoline]: Remove unnecessary prototype for MS Windows VirtualProtect function. 2008-04-15 Jan Hubicka * gengtype.c (write_root): Param_is argument is OK. * expr.c (expand_expr_real_1): Update call of get_exception_*. * function.h: Include varray.h (rtl_eh): New stucture based on except.c one. (call_site_record): New forward declaration and vector type. * calls.c (emit_call_1): Do not call note_current_region_may_contain_throw. * except.c (eh_status): Remove cur_region, try_region since they are unused. Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label, sjlj_fc, sjlj_exit_after to rth_eh in function.h. Remove call_site_data_used, call_site_data_size. Turn call_site_record into vector in function.h. (note_current_region_may_contain_throw): Remove. (get_exception_pointer, get_exception_filter): Do not take struct function argument; update. (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash, add_ttypes_entry, add_ehspec_entry, assign_filter_values, build_post_landing_pads, dw2_build_landing_pads, sjlj_assign_call_site_values, sjlj_mark_call_sites, sjlj_emit_function_enter, sjlj_emit_function_enter, sjlj_emit_function_exit, sjlj_emit_dispatch_table, sjlj_build_landing_pads, finish_eh_generation, remove_exception_handler_label, remove_eh_handler, maybe_remove_eh_handler, add_reachable_handler, reachable_handlers, expand_builtin_eh_return, expand_eh_return, add_action_record, collect_one_action_chain, add_call_site, convert_to_eh_region_ranges, sjlj_size_of_call_site_table, sjlj_output_call_site_table, output_function_exception_table, * except.h (note_current_region_may_contain_throw): Remove (get_exception_pointer, get_exception_filter): Do not take struct function argument. * Makefile.in (GTFILES): Put varargs before struct function. 2008-04-15 Eric Botcazou * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not punt for STRING_CST. (get_constraint_for): Deal with STRING_CST here instead. 2008-04-15 Richard Guenther * tree-ssa-propagate.c (substitute_and_fold): Substitute statements in a basic-block with a backward walk. Do not substitute into dead statements but instead remove those. 2008-04-15 Richard Guenther * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default to zero, thus disable creation of SFTs. 2008-04-15 Eric Botcazou * tree-predcom.c (suitable_reference_p): Return false if the reference can throw. 2008-04-15 Jakub Jelinek PR c/35751 * c-decl.c (finish_decl): If extern or static var has variable size, set TREE_TYPE (decl) to error_mark_node. 2008-04-15 Rafael Espindola * fold-const.c (tree_call_nonnegative_warnv_p): Remove local variable arg1. 2008-04-15 Richard Guenther * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype. * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk. (visit_reference_op_load): Do walk vuse-vdef chains on vn_reference_lookup. (visit_reference_op_store): But do not here. * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on vn_reference_lookup. (vn_lookup_with_vuses): But do so here. 2008-04-14 Ian Lance Taylor * fold-const.c (fold_overflow_warning): Remove assertion. 2008-04-15 Ben Elliston * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp, temp1 local variables. 2008-04-15 Zuxy Meng PR target/35661 * config/i386/winnt.c (i386_pe_section_type_flags): Mark ".text.unlikely" section as executable. 2008-04-14 James E. Wilson * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_FR_SQRT_RECIP_APPROX_RES. * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define. (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr, divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr, divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it. 2008-04-14 Ian Lance Taylor * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define. * fold-const.c (fold_comparison): If appropriate, test POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning. (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when reassociating a pointer type. * doc/invoke.texi (Optimize Options): Document that -fstrict-overflow applies to pointer wraparound. 2008-04-13 Jan Hubicka * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx. 2008-04-12 Andrew Pinski * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if we are going to "save the world". 2008-04-13 Hans-Peter Nilsson * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32") ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the operand 0 constraint, not "=". 2008-04-11 James E. Wilson * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING. 2008-04-11 H.J. Lu * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead of size of positions_needed * CHAR_BIT. 2008-04-11 H.J. Lu PR middle-end/35897 * dse.c (store_info): Change positions_needed to unsigned HOST_WIDE_INT. (lowpart_bitmask): New. (record_store): Cast to unsigned HOST_WIDE_INT for positions_needed. Assert width <= size of positions_needed * CHAR_BIT. Call lowpart_bitmask to initialize positions_needed. (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call lowpart_bitmask to set mask. 2008-04-11 Bernd Schmidt * config/bfin/constraints.md: New file. * config/bfin/bfin.md: Include it. (adddi3): Use satisfies_constraint functions instead of the old macros. * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN, CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P, CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P, CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P, CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M, CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER, EXTRA_CONSTRAINT): Delete. * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand, reg_or_neg7bit_operand): Use satisfies_constraint functions instead of the old macros. * config/bfin/bfin.c: Include "tm-constrs.h". (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs): Use satisfies_constraint functions instead of the old macros. * doc/md.texi (Blackfin Constraints): Update file name reference. 2008-04-11 Richard Guenther PR tree-optimization/35869 * tree-vrp.c (execute_vrp): Move switch statement update after jump threading. Schedule another cfg cleanup run. 2008-04-11 Volker Reichelt PR c/35744 * attribs.c (decl_attributes): Return early on errorneous node. 2008-04-10 Oleg Ryjkov * tree.h (struct tree_base): Added a new flag default_def_flag. (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag. 2008-04-11 Kaz Kojima * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*. 2008-04-10 John David Anglin PR target/35768 * pa.md: Define mode iterator P. Define mode attribute dwc. (dcacheflush): Update pattern to use iterator P and attribute dwc. (icacheflush): Likewise. * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT. 2008-04-11 Ben Elliston * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow. 2008-04-10 Rafael Espindola * tree-vrp.c (extract_range_from_binary_expr): Don't handle TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR. (extract_range_from_expr): The same. 2008-04-10 Adam Nemet * config/mips/mips.md (GPR2): New mode iterator. (seq): Add comment. (*seq_, *seq__mips16, *sne_, *sgt_, *sgt__mips16, *sge_, *slt_, *slt__mips16 *sle_, *sle__mips16): Rewrite these to take two modes, the mode of comparison and the mode of the destination. * config/mips/mips.c (mips_expand_scc): Instead of having paradoxical subreg as destination, expand "narrowing" scc if mode of comparison is SI and target is requested in DI mode. (mips_emit_int_order_test): Update comment. Make mode of comparison match CMP0 rather than TARGET. When creating inverse target use mode of TARGET. 2008-04-10 Adam Nemet * gcov-dump.c (tag_summary): Only print summaries for the first GCOV_COUNTERS_SUMMABLE counters. 2008-04-10 Uros Bizjak * config/i386/i386.md (absneg): New code iterator. (absnegprefix): New code attribute. (2): Macroize expander from abs2 and neg2 patterns using absneg code iterator. (tf2): Macroize expander from abstf2 and negtf2 patterns using absneg code iterator. (*2_1): Macroize insn pattern from *abs2_1 and *neg2 patterns using absneg code iterator. (*extendsfdf2): Macroize insn pattern from *absextendsfdf2 and *negextendsfdf2 patterns using absneg code iterator. (*extendsfxf2): Macroize insn pattern from *absextendsfxf2 and *negextendsfxf2 patterns using absneg code iterator. (*extendsfdf2): Macroize insn pattern from *absextendsfdf2 and *negextendsfdf2 patterns using absneg code iterator. * config/i386/sse.md (2): Macroize expander from abs2 and neg2 patterns using absneg code iterator. 2008-04-10 Andreas Krebbel * config/s390/s390.h: Remove the remains of the recent search & replace action of current_function_outgoing_args_size. 2008-04-10 Ira Rosen PR tree-optimization/35821 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that NEW_STMT_LIST is not NULL. 2008-04-09 David Edelsohn PR libstdc++/35597 * toplev.c (process_options): Remove -ffunction-sections debugging warning. 2008-04-09 Peter Bergner PR middle-end/PR28690 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather than gen_rtx_fmt_ee to perform more canonicalizations. 2008-04-08 John David Anglin PR driver/35665 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus". 2008-04-09 Richard Guenther * tree-cfg.c (verify_stmt): Print complete bogus stmt. (dump_function_to_file): Dump function arguments with types. 2008-04-08 Richard Guenther * fold-const.c (fold_widened_comparison): Do not allow sign-changes that change the result. 2008-04-08 Janis Johnson PR target/35839 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional kinds of indirect references. 2008-04-08 David Edelsohn * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update GNU Fortran language string. 2008-04-08 Rafael Espindola * fold-canst.c (tree_call_nonnegative_warnv_p): New. (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p. * tree.h (tree_call_nonnegative_warnv_p): New. 2008-04-08 Jan Hubicka * function.c (free_after_compilation): Clear out regno_reg_rtx pointer. 2008-04-08 Peter Bergner Revert 2008-04-07 Peter Bergner PR middle-end/PR28690 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the same precedence as REG_POINTER and MEM_POINTER operands. 2008-04-08 Richard Guenther PR middle-end/35834 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR for adding index to base. 2008-04-08 Kai Tietz * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New. (MINGW_ENABLE_EXECUTE_STACK): New. (IN_LIBGCC2): For libgcc include windows.h file for function declarations. 2008-04-08 Hans-Peter Nilsson * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1 and tem2 if tem1 is not a REG or MULT. 2008-04-08 Jan Hubicka * function.h (incomming_args): Break out of struct function. (function_subsections): Break out of struct function. (rtl_data): Add args, subsections fields. Break out outgoing_args_size, return_rtx and hard_reg_initial_vals from struct function. Kill inl_max_label_num. (current_function_pops_args, current_function_args_info, current_function_args_size, current_function_args_size, current_function_pretend_args_size, current_function_outgoing_args_size, current_function_internal_arg_pointer, current_function_return_rtx): Kill compatibility accestor macros. * builtins.c (expand_builtin_apply_args_1): Update. (expand_builtin_next_arg): Update. * df-scan.c (df_get_call_refs): Update. * dbxout.c (dbxout_function_end): Update. * dwarf2out.c (dwarf2out_switch_text_section): Update. (output_line_info): Update. (secname_for_decl): Update. (dwarf2out_var_location): Update. * function.c (free_after_compilation): Update. (assign_parm_find_stack_rtl): Update. (assign_parms): Update. (expand_dummy_function_end): Update. (expand_function_end): Update. * calls.c (mem_overlaps_already_clobbered_arg_p): Update. (expand_call): Update. (emit_library_call_value_1): Update. (store_one_arg): Update. * varasm.c (initialize_cold_section_name): Update. (unlikely_text_section): Update. (unlikely_text_section_p): Update. (assemble_start_function): Update. (assemble_end_function): Update. (default_section_type_flags): Update. (switch_to_section): Update. * integrate.c (set_decl_abstract_flags): Update. (get_hard_reg_initial_val): Update. (has_hard_reg_initial_val): Update. (allocate_initial_values): Update. * resource.c (init_resource_info): Update. * config/alpha/alpha.c (NUM_ARGS): Update. (direct_return): Update. (alpha_va_start): Update. (alpha_sa_size): Update. (alpha_initial_elimination_offset): Update. (alpha_expand_prologue): Update. (alpha_start_function): Update. (alpha_expand_epilogue): Update. (unicosmk_initial_elimination_offset): * config/alpha/alpha.md (call expander): Update. * config/s390/s390.c (s390_register_info): Update. (s390_register_info): Update. (s390_frame_info): Update. (s390_initial_elimination_offset): Update. (s390_build_builtin_va_list): Update. (s390_va_start): Update. * config/spu/spu.c (direct_return): Update. (spu_expand_prologue): Update. (spu_initial_elimination_offset): Update. (spu_build_builtin_va_list): Update. (spu_va_start): Update. * config/sparc/sparc.c (sparc_init_modes): Update. (sparc_compute_frame_size): Update. (function_value): Update. * config/m32r/m32r.c (m32r_compute_frame_size): Update. * config/i386/i386.md (return expander): Update. * config/i386/i386.c (ix86_va_start): Update. (ix86_can_use_return_insn_p): Update. (ix86_compute_frame_layout): Update. (ix86_expand_epilogue): Update. * config/sh/sh.c (output_stack_adjust): Update. (calc_live_regs): Update. (sh_expand_prologue): Update. (sh_builtin_saveregs): Update. (sh_va_start): Update. (initial_elimination_offset): Update. (sh_allocate_initial_value): Update. (sh_function_ok_for_sibcall): Update. (sh_get_pr_initial_val): Update. * config/sh/sh.md (return expander): Update. * config/avr/avr.c (frame_pointer_required_p): UPdate. * config/crx/crx.c (crx_compute_frame): UPdate. (crx_initial_elimination_offset): UPdate. * config/xtensa/xtensa.c (compute_frame_size): Update (xtensa_builtin_saveregs): Update. (xtensa_va_start): Update. (order_regs_for_local_alloc): Update. * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update. (xstormy16_expand_builtin_va_start): Update. * config/fr30/fr30.c (fr30_compute_frame_size): Update. * config/m68hc11/m68hc11.md (return expanders): Update. * config/m68hc11/m68hc11.c (expand_prologue): Update. (expand_epilogue): Update. * config/cris/cris.c (cris_initial_frame_pointer_offset): Update. (cris_simple_epilogue): Update. (cris_expand_prologue): Update. (cris_expand_epilogue): Update. * config/iq2000/iq2000.c (iq2000_va_start): Update. (compute_frame_size): Update. * config/mt/mt.c (mt_compute_frame_size): Update. * config/mn10300/mn10300.c (expand_prologue): Update. (expand_epilogue): Update. (initial_offset): Update. (mn10300_builtin_saveregs): * config/mn10300/mn10300.md (return expander): Update. * config/ia64/ia64.c (ia64_compute_frame_size): Update. (ia64_initial_elimination_offset): Update. (ia64_initial_elimination_offset): Update. (ia64_expand_prologue): Update. * config/m68k/m68k.md (return expander): Update. * config/rs6000/rs6000.c (rs6000_va_start): Update. (rs6000_stack_info): Update. * config/mcore/mcore.c (layout_mcore_frame): Update. (mcore_expand_prolog): Update. * config/arc/arc.c (arc_compute_frame_size): Update. * config/score/score3.c (score3_compute_frame_size): Update. * config/score/score7.c (score7_compute_frame_size): Update. * config/arm/arm.c (use_return_insn): Update. (thumb_find_work_register): Update. (arm_compute_save_reg_mask): Update. (arm_output_function_prologue): Update. (arm_output_epilogue): Update. (arm_size_return_regs): Update. (arm_get_frame_offsets): Update. (arm_expand_prologue): Update. (thumb_exit): Update. (thumb_unexpanded_epilogue): Update. (thumb1_output_function_prologue): Update. * config/pa/pa.md (return expander): Update. * config/pa/pa.c (compute_frame_size): Update. (hppa_builtin_saveregs): Update. * config/mips/mips.c (mips_va_start): Update. (mips16_build_function_stub): Update. (mips_compute_frame_info): Update. (mips_restore_gp): Update. (mips_output_function_prologue): Update. (mips_expand_prologue): Update. * config/v850/v850.c (compute_frame_size): Update. (expand_prologue): * config/mmix/mmix.c (along): update. (mmix_initial_elimination_offset): update. (mmix_reorg): update. (mmix_use_simple_return): update. (mmix_expand_prologue): update. (mmix_expand_epilogue): Update. * config/bfin/bfin.c (bfin_initial_elimination_offset): Update. (emit_link_insn): Update. 2008-04-08 Anatoly Sokolov * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL instructions. * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for atmega103 device. 2008-04-07 Jan Hubicka * function.h (rtl): Rename to x_rtl. (crtl): New define. (return_label, naked_return_label, stack_slot_list, parm_birth_insn, frame_offset, stack_check_probe_note, arg_pointer_save_area, used_temp_slots avail_temp_slots, temp_slot_level, nonlocal_goto_handler_labels): Update accesstors. (rtl): New global variable. (struct function): Move some fileds to rtl_data. (get_arg_pointer_save_area): Update prototype. * builtins.c (expand_builtin_setjmp_receiver): Update call of get_arg_pointer_save_area. * expr.c (init_expr): Update * function.c (get_frame_size): Update (assign_stack_local): Update (expand_function_end): Update. (get_art_pointer_save_area): Update * function.h * emit-rtl.c (rtl): Declare. (regno_reg_rtx): Declare. (first_insn, last_insn, cur_insn_uid, last_location, first_label_num): Update. (gen_reg_rtx): Update. * varasm.c (n_deferred_constatns): Update accestor. (init_varasm_status): Do not allocate varasm_status. (force_const_mem, get_pool_size, output_constant_pool): Update. * stmt.c (force_label_rtx): Do not use x_ prefixes. (expand_nl_goto_receiver): Update get_arg_pointer_save_area. * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update. * sparc/sparc.h (INIT_EXPANDERS): Update. * ia64/ia64.h (INIT_EXPANDERS): Update. 2008-04-07 James E. Wilson * reload.c (push_secondary_reload): Add missing break to for loop. 2008-04-07 Peter Bergner PR middle-end/PR28690 * rtlanal.c: Update copyright years. (commutative_operand_precedence): Give SYMBOL_REF's the same precedence as REG_POINTER and MEM_POINTER operands. * emit-rtl.c (gen_reg_rtx_and_attrs): New function. (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate. * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function. * gcse.c: Update copyright years. (pre_delete): Call gen_reg_rtx_and_attrs. (hoist_code): Likewise. (build_store_vectors): Likewise. (delete_store): Likewise. * loop-invariant.c (move_invariant_reg): Likewise. Update copyright years. 2008-04-07 Uros Bizjak * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output control string instead of quoted. 2008-04-07 Kenneth Zadeck * doc/rtl.texi: Rewrite of subreg section. 2008-04-07 Kai Tietz PR/35842 * config/i386/i386.c (legitimize_pic_address): Add treating of dllimport SYM_REF's. (legitimize_dllimport_symbol): Add prototype. 2008-04-07 Eric Botcazou * fold-const.c (fold) : New case. Try to fold constant reference in constructor with non self-referential type. 2008-04-07 Eric Botcazou Removal of Return with Depressed Stack Pointer support * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete. (ECF_SP_DEPRESSED): Likewise. (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust. * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED. (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED. (expand_call): Do not test ECF_SP_DEPRESSED. * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED. * function.c (keep_stack_depressed): Delete. (handle_epilogue_set): Likewise. (update_epilogue_consts): Likewise. (emit_equiv_load): Likewise. (thread_prologue_and_epilogue_insns): Remove support for Return with Depressed Stack Pointer. * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED. 2008-04-06 Richard Guenther PR tree-optimization/35400 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range information from SSA_NAMEs. 2008-04-06 Anatoly Sokolov * config/avr/avr.h (avr_mega_p): Remove declaration. (AVR_MEGA): Remove macro. * config/avr/avr.c (avr_mega_p): Remove variable. (avr_override_options): Remove inicializion of avr_mega_p. Use AVR_HAVE_JMP_CALL instead of AVR_MEGA. (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA. (avr_jump_mode): (Ditto.). (avr_output_progmem_section_asm_op): (Ditto.). (avr_asm_init_sections): (Ditto.). (avr_asm_init_sections): (Ditto.). (avr_rtx_costs): (Ditto.). * config/avr/avr.md: (Ditto.). * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of '__AVR_MEGA__'. 2008-04-06 Richard Guenther PR tree-optimization/35842 * tree-ssa-address.c (fixed_address_object_p): Adjust to match is_gimple_invariant_address. 2008-04-06 Francois-Xavier Coudert * gcc.c (default_compilers): Sync Fortran extensions list with that in fortran/lang-specs.h. * doc/invoke.texi: Likewise. * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95". * dwarf2out.c (gen_compile_unit_die): Likewise. 2008-04-06 Tom G. Christensen * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &. 2008-04-05 Uros Bizjak PR target/12329 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3) attribute is used for nested functions. 2008-04-05 Jan Hubicka * emit-rtl.c (init_emit): xcalloc regno_pointer_align. * tree-dump.c (dump_enable_all): Remove prototype; do not accept letter argument. (dump_files): Update. (enable_rtl_dump_file): Do not accept letter argument. * tree-pass.h (dump_file_info): Remove letter argument. * toplev.c (decode_d_option): Update -da handling. * toplev.h (enable_rtl_dump_file): Update prototype. * passes.c (register_one_dump_file): Do not accept IPA argument; work it out based on pass type. (register_dump_files_1): Likewise. (init_optimization_passes): Update register_one_dump_file calls. (execute_one_pass): Sanity check that IPA passes are called at IPA level and RTL passes at RTL level. (execute_pass_list): IPA pass can not be after or subpass of GIMPLE/RTL pass. (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and disallov RTL subpasses of IPA subpasses. 2008-04-05 Ben Elliston * tree-cfg.c (need_fake_edge_p): Return false for calls to builtins that return exactly once and do not throw. Cache call to call_expr_flags. 2008-04-04 Andy Hutchinson PR rtl-optimization/34916 PR middle-end/35519 * combine.c (create_log_links): Do not create duplicate LOG_LINKS between instruction pairs. 2008-04-04 Naveen.H.S * doc/invoke.texi: Document -mbitops for SH. * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints. * config/sh/predicates.md (bitwise_memory_operand): New predicate. * config/sh/sh.c (print_operand): Add %t operand code. * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A. * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A. (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b. (extendqihi2): Likewise. (movqi_i): Likewise. (insv): Use bset, bclr and bst instructions for SH2A if possible. (extv): Use bld instruction for SH2A if possible. (extzv): Likewise. (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a, bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns. (bset.b, bclr.b): Define peepholes. * config/sh/sh.opt (mbitops): New option. 2008-04-04 Janis Johnson PR target/35620 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref and view convert expression. 2008-04-04 Jakub Jelinek PR target/35364 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers. 2008-04-04 H.J. Lu * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64. * config/i386/cpuid.h (bit_AES): New. (bit_PCLMUL): Likewise. * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL. (override_options): Handle PTA_AES and PTA_PCLMUL. Enable SSE2 if AES or PCLMUL is enabled. (ix86_builtins): Add IX86_BUILTIN_AESENC128, IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128, IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128, IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128. (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128. (bdesc_2arg): Add IX86_BUILTIN_AESENC128, IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128, IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128. (bdesc_1arg): Add IX86_BUILTIN_AESIMC128. (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128, __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128, __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128, __builtin_ia32_aeskeygenassist128 and __builtin_ia32_pclmulqdq128. * config/i386/i386.c (ix86_expand_binop_imm_builtin): New. (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128. * config/i386/i386.h (TARGET_AES): New. (TARGET_PCLMUL): Likewise. (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL. * config/i386/i386.md (UNSPEC_AESENC): New. (UNSPEC_AESENCLAST): Likewise. (UNSPEC_AESDEC): Likewise. (UNSPEC_AESDECLAST): Likewise. (UNSPEC_AESIMC): Likewise. (UNSPEC_AESKEYGENASSIST): Likewise. (UNSPEC_PCLMUL): Likewise. * config/i386/i386.opt (maes): New. (mpclmul): Likewise. * config/i386/sse.md (aesenc): New pattern. (aesenclast): Likewise. (aesdec): Likewise. (aesdeclast): Likewise. (aesimc): Likewise. (aeskeygenassist): Likewise. (pclmulqdq): Likewise. * config/i386/wmmintrin.h: New. * doc/extend.texi: Document AES and PCLMUL built-in function. * doc/invoke.texi: Document -maes and -mpclmul. 2008-04-04 Paolo Bonzini * function.c (free_after_parsing): Replace with cxx_push_function_context from C++ front-end. (allocate_struct_function): Don't call langhook. * langhooks.h (struct lang_hooks_for_functions): Delete. (struct lang_hooks): Add back missing_noreturn_ok_p here, delete member "function". * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add. (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL, LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P, LANG_HOOKS_FUNCTION_INITIALIZER): Delete. (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P, remove LANG_HOOKS_FUNCTION_INITIALIZER. * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook. * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P): Rename to LANG_HOOKS_MISSING_NORETURN_OK_P. 2008-04-04 Jakub Jelinek PR c/35440 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR for all types. 2008-04-04 Richard Guenther PR middle-end/35823 * fold-const.c (optimize_minmax_comparison): Use the correct type for the constant in the simplified comparison. 2008-04-04 Zuxy Meng * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument. Pass L2 size as "--param l2-cache-size" to the compiler. (decode_l2_cache): New function to decode L2 cache parameters using 0x8000006 extended cpuid function. (detect_caches_amd): Determine parameters of L2 cache using decode_l2_caches function. (decode_caches_intel): Decode L2 cache parameters. (detect_caches_intel): Determine L2 cache parameters using decode_caches_intel and decode_l2_caches functions. 2008-04-03 Bob Wilson * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a secondary input reload for subword loads from the constant pool. 2008-04-03 Janis Johnson PR target/35713 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer constants of the appropriate size for runtime calculations. PR c/35712 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for decimal-float literal constant zero. 2008-04-03 Jakub Jelinek PR c/35738 * c-parser.c (c_parser_omp_atomic): Call default_function_array_conversion on the RHS. PR middle-end/35818 * omp-low.c (scan_sharing_clauses) : Don't call is_variable_sized if decl has incomplete type. 2008-04-03 H.J. Lu * config/i386/i386-protos.h (ix86_aligned_p): Removed. 2008-04-03 Adam Nemet * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code iterators. (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu. (sgt): Merge sgt and sgtu into new expander. (sgt, sgtu): Remove expanders. (*sgt_): Merge *sgt_ and *sgtu_ into new pattern. (*sgt_, *sgtu_): Remove patterns. (*sgt__mips16): Merge *sgt__mips16 and *sgtu__mips16 into new pattern. (*sgt__mips16, *sgtu__mips16): Remove patterns. (sge): Merge sge and sgeu into new expander. (sge, sgeu): Remove expanders. (*sge_): Merge *sge_ and second *sge_ into new pattern. (*sge_, second *sge_): Remove patterns. (slt): Merge slt and sltu into new expander. (slt, sltu): Remove expanders. (*slt_): Merge *slt_ and *sltu_ into new pattern. (*slt_, *sltu_): Remove patterns. (*slt__mips16): Merge *slt__mips16 and *sltu__mips16 into new pattern. (*slt__mips16, *sltu__mips16): Remove patterns. (sle): Merge sle and sleu into new expander. (sle, sleu): Remove expanders. (*sle_): Merge *sle_ and *sleu_ into new pattern. (*sle_, *sleu_): Remove patterns. (*sle__mips16): Merge *sle__mips16 and *sleu__mips16 into new pattern. (*sle__mips16, *sleu__mips16): Remove patterns. 2008-04-03 Jan Hubicka PR tree-optimization/35795 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation. * sparc/sparc.c (sparc_output_mi_thunk): Likewise. * ia64/ia64.c (ia64_output_mi_thunk): Likewise. * m68k/m68k.c (m68k_output_mi_thunk): Likewise. * score/score3.c (score3_output_mi_thunk): Likewise. * score/score7.c (score7_output_mi_thunk): Likewise. * mips/mips.c (mips_output_mi_thunk): Likewise. 2008-04-03 Richard Guenther * tree-vrp.c (extract_range_from_unary_expr): Handle all conversions. Simplify code. 2008-04-03 Kaz Kojima * config/sh/sh.c (sh_output_mi_thunk): Free cfun. 2008-04-03 Tom Tromey Ralf Wildenhues * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h. * config/bfin/t-bfin-linux (generated_files): Add linux-sysroot-suffix.h. * doc/install.texi (Prerequisites): Require make 3.80. * doc/sourcebuild.texi (Front End Directory): Document new variable. * Makefile.in (generated_files): New variable. (ALL_HOST_OBJS): New variable. ($(ALL_HOST_OBJS)): New target. 2008-04-03 Paolo Bonzini * tree-inline.c (copy_generic_body, copy_decl_no_change): Export. (remap_block): Call id->transform_lang_insert_block instead of langhook. (optimize_inline_calls, unsave_expr_now, tree_function_versioning): Set id.transform_lang_insert_block to NULL. (clone_body): Move to cp/optimize.c * tree-inline.h (struct copy_body_data): Change transform_lang_insert_block to function pointer. (copy_generic_body, copy_decl_no_change): Export. * langhooks.h (struct lang_hooks_for_decls): Kill insert_block. * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill. (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK. * c-tree.h (insert_block): Kill. * c-decl.c (insert_block): Kill. 2008-04-03 Paolo Bonzini * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED, LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete. * c-tree.h (c_push_function_context, c_pop_function_context): Remove argument. * c-decl.c (c_push_function_context, c_pop_function_context): Remove argument, call {push,pop}_function_context from here. * c-parser.c: Use c_{push,pop}_function_context. * function.c (push_function_context_to): Move meat ... (push_function_context): ... here. Simplify. * function.c (pop_function_context_from): Move meat ... (pop_function_context): ... here. Simplify. * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested, leave_nested). * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED, LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete. (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here. * tree.h (push_function_context_to, pop_function_context_from): Remove. 2008-04-03 Ben Elliston * expmed.c (extract_force_align_mem_bit_field): Remove. 2008-04-03 Richard Guenther PR middle-end/35800 * expr.h (try_casesi): Adjust prototype. * expr.c (try_casesi): Take fallback label as extra parameter. Use that for gen_casesi if default_label is NULL. * stmt.c (expand_case): Pass fallback label to try_casesi, make sure to fill gaps with a fallback label if default_label is not present. 2008-04-03 Dominique d'Humieres PR target/35801 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun. 2008-04-03 Ben Elliston * expmed.c (extract_split_bit_field): Remove if (0) code. * tree-ssa-structalias.c (do_sd_constraint): Likewise. (do_ds_constraint): Likewise. 2008-04-02 Joseph Myers * doc/cppopts.texi (-dU): Document. * c-common.h (flag_dump_macros): Update comment. * c-opts.c (handle_OPT_d): Handle -dU. * c-ppoutput.c (macro_queue, define_queue, undef_queue, dump_queued_macros, cb_used_define, cb_used_undef): New. (init_pp_output): Handle -dU. (cb_line_change): Call dump_queued_macros. * toplev.c (decode_d_option): Accept -dU as preprocessor option. 2008-04-02 Anatoly Sokolov * config/avr/predicates.md (io_address_operand): New predicate. * config/avr/avr-protos.h (avr_io_address_p): Remove declaration. * config/avr/avr.c (avr_io_address_p): Remove function. (out_movqi_r_mr): Use 'io_address_operand' predicate instead of 'avr_io_address_p' function. (out_movhi_r_mr): (Ditto.). (out_movqi_mr_r): (Ditto.). (out_movhi_mr_r): (Ditto.). (avr_address_cost): (Ditto.). 2008-04-02 Uros Bizjak * config/i386/i386.md (*float2_1): Emit gen_floatdi2_i387_with_xmm for DImode values in 32bit mode when XMM registers are available to avoid store forwarding stalls. (floatdi2_i387_with_xmm): New insn pattern and corresponding post-reload splitters. 2008-04-02 H.J. Lu * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and __builtin_ia32_roundss. (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps, __builtin_ia32_shufpd, __builtin_ia32_roundsd and __builtin_ia32_roundss. (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and IX86_BUILTIN_SHUFPD here. 2008-04-02 H.J. Lu * config/i386/i386.md (plogic): New. (plogicprefix): Likewise. * config/i386/mmx.md (mmx_3): New. (mmx_and3): Removed. (mmx_ior3): Likewise. (mmx_xor3): Likewise. * config/i386/sse.md (3): New. (*3): Likewise. (*3): Likewise. (3): Likewise. (*sse_3): Likewise. (*sse2_3): Likewise. (tf3): Likewise. (*tf3): Likewise. (and3): Likewise. (*and3): Likewise. (ior3): Removed. (*ior3): Likewise. (xor3): Likewise. (*xor3): Likewise. (*and3): Likewise. (*ior3): Likewise. (*xor3): Likewise. (and3): Likewise. (*sse_and3): Likewise. (*sse2_and3): Likewise. (andtf3): Likewise. (*andtf3): Likewise. (ior3): Likewise. (*sse_ior3): Likewise. (*sse2_ior3): Likewise. (iortf3): Likewise. (*iortf3): Likewise. (xor3): Likewise. (*sse_xor3): Likewise. (*sse2_xor3): Likewise. (xortf3): Likewise. (*xortf3): Likewise. 2008-04-02 Richard Guenther PR tree-optimization/14495 PR tree-optimization/34793 * tree-vrp.c (struct switch_update): New structure. (to_remove_edges, to_update_switch_stmts): New VECs. (simplify_switch_using_ranges): New function. Remove not taken case labels and edges. (simplify_stmt_using_ranges): Call it. (identify_jump_threads): Mark edges we have queued for removal so we don't thread them. (execute_vrp): Remove edges queued for removal, update SWITCH_STMT case label vector. * tree-cfg.c (group_case_labels): Deal with missing default label. (tree_verify_flow_info): Allow missing default label. * stmt.c (emit_case_bit_tests): Deal with NULL default_label. (emit_case_nodes): Likewise. (expand_case): Do not rely on the default label to be present. * expr.c (try_casesi): Deal with NULL default_label. (do_tablejump): Likewise. 2008-04-02 Richard Guenther PR tree-optimization/14495 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle SWITCH_EXPR here ... (vrp_visit_switch_stmt): ... but here (new function). (find_case_label_index): New helper function. (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt. 2008-04-02 Paolo Bonzini * fwprop.c: Fix ISO-C99ism. 2008-04-02 Paolo Bonzini PR bootstrap/35752 * Makefile.in (objdir): Set it here. * configure.ac: Not here. Find dynamic linker characteristics. * exec-tool.in: Use them. * aclocal.m4: Regenerate. * configure: Regenerate. 2008-04-02 Paolo Bonzini * expr.c (expand_var): Delete it. * expr.h (expand_var): Delete prototype. * function.c (expand_function_start): Use expand_decl instead. * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call langhook. 2008-04-02 Andy Hutchinson PR rtl-optimization/35542 * fwprop.c (forward_propagate_and_simplify): Replace loc_reg_mentioned_in_p with reg_mentioned_p. 2008-04-02 Paolo Bonzini PR rtl-optimization/35281 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New. (propagate_rtx_1): Handle PR_HANDLE_MEM. (propagate_rtx): Pass PR_HANDLE_MEM if appropriate. (varying_mem_p): Move above propagate_rtx. (all_uses_available_at): Do not check MEMs. 2008-04-02 Rafael Espindola * tree-vrp.c (extract_code_and_val_from_cond): Remove. (register_edge_assert_for_2): Split the cond argument. (register_edge_assert_for_1): Adjust for the change in register_edge_assert_for_2. (register_edge_assert_for): Split the cond argument. (find_switch_asserts): Adjust for the change in register_edge_assert_for. 2008-04-02 Kai Tietz * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild. * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte offsets for 64-bit mingw. * config/i386/i386.c (ix86_pass_by_reference): Correct calling abi for x86_64-pc-mingw. 2008-04-02 Richard Guenther * tree-vrp.c (extract_range_from_assert): Make sure to not produce range min/max with TREE_OVERFOW set. If merging a anti-range and a range keep the anti-range if the range covers all values of the type. (register_edge_assert_for_2): Only allow sign-changing conversions in detecting canonical range checks. Also register an assert for the unsigned name if useful. PR tree-optimization/35787 * tree-vrp.c (vrp_val_max): New function. (vrp_val_min): Likewise. (vrp_val_is_max): Move earlier, use vrp_val_{min,max}. (vrp_val_is_min): Likewise. (supports_overflow_infinity): Use vrp_val_{min,max}. (negative_overflow_infinity): Likewise. (positive_overflow_infinity): Likewise. (is_negative_overflow_infinity): Use vrp_val_is_{min,max}. (is_positive_overflow_infinity): Likewise. (is_overflow_infinity): Likewise. (avoid_overflow_infinity): Use vrp_val_{min,max} and vrp_val_is_{min,max}. (set_and_canonicalize_value_range): Canonicalize anti-ranges to ranges if possible. Avoid empty ranges. 2008-04-01 John David Anglin PR middle-end/35705 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if the expression is a function address. 2008-04-01 George Helffrich PR fortran/35154, fortran/23057 * dbxout.c: Emit .stabs debug info for Fortran COMMON block variables as base symbol name + offset using N_BCOMM/N_ECOMM. (is_fortran, dbxout_common_name, dbxout_common_check): New functions. (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage in common. (dbxout_syms): Check for COMMON-based symbol and wrap in N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible in bracket for efficiency. * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block using DW_TAG_common_block + member offset. (add_pubname_string): New function. (dw_expand_expr): New function to find block name and offset for COMMON var. (common_check): New function to check whether symbol in Fortran COMMON. (gen_variable_die): If COMMON, use DW_TAG_common_block. 2008-04-01 Volker Reichelt PR c/35436 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type. 2008-04-02 Ben Elliston * config/v850/v850.md (casesi): Remove if (0) code. * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise. * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise. 2008-04-01 Uros Bizjak * config/i386/i386.md (rex64suffix): New mode attribute. (floathi2): Disable expander for SSE math. (*floathi2_1): New insn insn_and_split pattern. (*floathi2_i387_with_temp): New macroized instruction pattern and corresponding post-reload splitters. (*floathi2_i387): New macroized insn pattern. (float2): New macroized expander. (*float2_1): New macroized insn_and_split pattern. (*floatsi2_vector_mixed_with_temp, *floatsi2_vector_mixed): New macroized instruction patterns and corresponding post-reload splitters. (*floatsi2_mixed_with_temp): New macroized instruction pattern and corresponding post-reload splitters. (*floatsi2_mixed_interunit, *floatsi2_mixed_nointerunit): New macroized instruction patterns. (*floatsi2_vector_sse_with_temp, *floatsi2_vector_sse): New macroized instruction patterns and corresponding post-reload splitters. (*floatsi2_sse_with_temp): New macroized instruction pattern and corresponding post-reload splitters. (*floatsi2_sse_interunit, *floatsi2_mixed_nointerunit): New macroized instruction patterns. (*floatsi2_i387_with_temp): New macroized instruction pattern and corresponding post-reload splitters. (*floatsi2_i387): New macroized instruction patterns. 2008-04-01 H.J. Lu * config/i386/i386.md (smaxmin): New. (umaxmin): Likewise. (maxminiprefix): Likewise. (maxminfprefix): Likewise. (3): Likewise. (smin3): Removed. (smax3): Likewise. * config/i386/mmx.md (mmx_v2sf3): New. (mmx_v4hi3): Likewise. (mmx_v8qi3): Likewise. (mmx_smaxv2sf3): Removed. (mmx_sminv2sf3): Likewise. (mmx_umaxv8qi3): Likewise. (mmx_smaxv4hi3): Likewise. (mmx_uminv8qi3): Likewise. (mmx_sminv4hi3): Likewise. * config/i386/sse.md (3): New. (*3): Likewise. (_vm3): Likewise. (3): Likewise. (*3_finite): Likewise. (*3): Likewise. (_vm3): Likewise. (sse3_hv4sf3): Likewise. (sse3_hv2df3): Likewise. (v16qi3): Likewise. (*v16qi3): Likewise. (v8hi3): Likewise. (*v8hi3): Likewise. (*sse4_1_3): Likewise. (*sse4_1_3): Likewise. (add3): Removed. (*add3): Likewise. (_vmadd3): Likewise. (sub3): Likewise. (*sub3): Likewise. (_vmsub3): Likewise. (smin3): Likewise. (*smin3_finite): Likewise. (*smin3): Likewise. (_vmsmin3): Likewise. (smax3): Likewise. (*smax3_finite): Likewise. (*smax3): Likewise. (_vmsmax3): Likewise. (sse3_haddv4sf3): Likewise. (sse3_haddv2df3): Likewise. (sse3_hsubv4sf3): Likewise. (sse3_hsubv2df3): Likewise. (umaxv16qi3): Likewise. (*umaxv16qi3): Likewise. (smaxv8hi3): Likewise. (*smaxv8hi3): Likewise. (*sse4_1_smax3): Likewise. (*sse4_1_umax3): Likewise. (uminv16qi3): Likewise. (*uminv16qi3): Likewise. (sminv8hi3): Likewise. (*sminv8hi3): Likewise. (*sse4_1_smin3): Likewise. (*sse4_1_umin3): Likewise. 2008-04-01 Rafael Espindola * tree-cfg.c (verify_expr): remove in_phi. (verify_stmt): Don't call walk_tree with verify_expr. Use is_gimple_min_invariant instead of is_gimple_val. 2008-04-01 Joseph Myers * doc/include/gpl_v3.texi: Update for manpage generation. * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of gpl.texi. * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi. * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include gpl_v3.texi instead of gpl.texi. (gpl.pod): New. 2008-04-01 Jakub Jelinek PR pch/13675 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f). 2008-04-01 Rafael Espindola * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New. (extract_code_and_val_from_cond): Use extract_code_and_val_from_cond_with_ops. 2008-04-01 Jan Hubicka * function.c (free_after_compilation): Free epilogue_delay_list. (prepare_function_start): Assert that previous compilation was freed. 2008-04-01 Jan Hubicka Jim Wilson Andreas Tobler PR middle-end/35781 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use rtl.emit instead cfun->emit. * sparc/sparc.h (INIT_EXPANDERS): Likewise. * ia64/ia64.h (INIT_EXPANDERS): Likewise. 2008-04-01 Ben Elliston * doc/c-tree.texi (Function Basics): Fix grammatical error. 2008-03-31 Seongbae Park * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=): New options (fprofile-use): Add var flag_profile_use * coverage.c (coverage_begin_output): Do not open a gcno file for output only if -ftest-coverage is set. Do not add getpwd() to gcda file path. (build_gcov_info): Check the new flag flag_profile_datafile_relative_path. (coverage_init): Use profile_data_prefix. Read profile counter only if flag_profile_use is set. * opts.c (common_handle_option): New option fprofile-use=, fprofile-dir=, fprofile-generate=. * toplev.c (profile_data_prefix): New variable definition. * toplev.h (profile_data_prefix): New declaration. * doc/invoke.tex (Option Summary, Optimization Options): Add new options. 2008-03-31 James E. Wilson * varasm.c (output_constant_pool_1): In LABEL_REF check, use tmp consistently. PR target/35695 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV. * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_FR_RECIP_APPROX_RES. * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define. 2008-03-31 Volker Reichelt PR c/35750 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters. 2008-03-31 Andrew Pinski PR middle-end/30186 * fold-const.c (fold_indirect_ref_1): Support accessing non first element of the vector via a pointer. 2008-03-31 Ian Lance Taylor * tlink.c (scan_linker_output): Look for symbol name in single quotes. 2008-03-31 Jan Hubicka * builtins.c (expand_builtin_setjmp_receiver): Update call of get_arg_pointer_save_area. * expr.c (init_expr): Just clear out rtl.expr. * function.c (free_after_compilation): Clear out whole RTL structure. (get_func_frame_size): Merge into ... (get_frame_size): ... this one. (assign_stack_local_1): Merge into ... (assign_stack_local): ... this one. (expand_function_end): Update call of get_arg_pointer_save_area. (get_art_pointer_save_area): Remove cfun argument. * function.h (emit_status): regno_pointer_align does not need length attribute. Move x_regno_reg_rtx to ... (regno_reg_rtx): ... new global array. (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors. (pending_stack_adjust, inhibit_defer_pop, saveregs_value, apply_args_value, forced_labels, stack_pointer_delta): Update accestors. (struct varasm_status): Move here from varasm.c (struct rtl_data): New. Move here some fields from struct function. (return_label, naked_return_label, stack_slot_list, parm_birth_insn, frame_offset, stack_check_probe_note, arg_pointer_save_area, used_temp_slots avail_temp_slots, temp_slot_level, nonlocal_goto_handler_labels): Update accesstors. (rtl): New global variable. (struct function): Move some fileds to rtl_data. (get_arg_pointer_save_area): Update prototype. * emit-rtl.c (rtl): Declare. (regno_reg_rtx): Declare. (first_insn, last_insn, cur_insn_uid, last_location, first_label_num): Update. (gen_reg_rtx): Update. (init_virtual_regs): Do not tate emit_status argument. (init_emit): Do not allocate emit. * varasm.c (varasm_statuc): Move to function.h. (n_deferred_constatns): Update accestor. (init_varasm_status): Do not allocate varasm_status. (force_const_mem, get_pool_size, output_constant_pool): Update. * stmt.c (force_label_rtx): Do not use x_ prefixes. (expand_nl_goto_receiver): Update get_arg_pointer_save_area. 2008-03-31 Zdenek Dvorak PR rtl-optimization/35729 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory references. 2008-03-31 H.J. Lu PR target/32000 * config/i386/i386.md (*movti_internal): Emit unaligned SSE load/store if memory is unaligned. (*movti_rex64): Likewise. * config/i386/predicates.md (misaligned_operand): New. 2008-03-31 Andrew Pinski PR tree-opt/35431 * tree-ssa-phiopt.c (conditional_replacement): Return early for complex types. 2008-03-31 Jan Beulich * config/ia64/constraints.md: Add 'j' constraint. * config/ia64/ia64.md (movsi_internal): Add addp4 case. (movdi_internal): Likewise. 2008-03-30 Volker Reichelt PR c/35748 * c-typeck.c (build_c_cast): Skip invalid fields in unions. 2008-03-30 H.J. Lu PR target/35757 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue proper error message for the third argument on blendpd and blendps. * config/i386/sse.md (blendbits): New. (sse4_1_blendp): Use it. 2008-03-30 Eric Botcazou * fold-const.c (fold_binary) : Add missing conversions. 2008-03-30 Richard Guenther PR middle-end/31023 * fold-const.c (fold_sign_changed_comparison): Do leave conversions to base-types alone. 2008-03-29 Andrew Pinski * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of the link register if one altivec register is be saved. 2008-03-30 Ben Elliston * final.c (final_scan_insn): Remove if (0) code. 2008-03-28 Volker Reichelt * c-parser.c (c_parser_next_token_is_keyword): Simplify. 2008-03-28 H.J. Lu * config/i386/sse.md (*and3): Pass mode instead of V4SFmode to ix86_binary_operator_ok. 2008-03-28 Uros Bizjak * config/i386/i386.c (override_options): Initialize ix86_veclib_handler to ix86_veclibabi_svml when -mveclibabi=svml is used. (ix86_veclibabi_svml): New function for SVML ABI style vectorization support. * doc/invoke.texi (-mveclibabi) [svml]: Document new target option. 2008-03-28 Rafael Espindola * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public. (tree_binary_nonnegative_warnv_p): Make it public. (tree_single_nonnegative_warnv_p): Make it public. (tree_invalid_nonnegative_warnv_p): Make it public. (tree_unary_nonzero_warnv_p): Make it public. (tree_binary_nonzero_warnv_p): Make it public (tree_single_nonzero_warnv_p): Make it public. * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function. (extract_range_from_binary_expr): Split the expr argument. (extract_range_from_unary_expr): Split the expr argument. (extract_range_from_comparison): Split the expr argument. (extract_range_from_expr): Use the new aux functions. (vrp_evaluate_conditional_warnv): Use vrp_evaluate_conditional_warnv_with_ops. * tree.h (tree_unary_nonzero_warnv_p): Declare. (tree_binary_nonzero_warnv_p): Declare. (tree_single_nonzero_warnv_p): Declare. (tree_expr_nonzero_warnv_p): Declare. (tree_unary_nonnegative_warnv_p): Declare. (tree_binary_nonnegative_warnv_p): Declare. (tree_single_nonnegative_warnv_p): Declare. (tree_invalid_nonnegative_warnv_p): Declare. 2008-03-28 Richard Guenther PR tree-optimization/30317 PR tree-optimization/30911 PR tree-optimization/34793 * tree-vrp.c (set_and_canonicalize_value_range): New function. (struct assert_locus_d): New member EXPR. (register_new_assert_for): Add EXPR parameter to support ASSERT_EXPR . (register_edge_assert_for_1): Adjust callers. (find_assert_locations): Likewise. (process_assert_insertions_for): Build condition from expression. (extract_range_from_assert): Handle ASSERT_EXPRs of the form ASSERT_EXPR . (register_edge_assert_for_2): New helper registering asserts for comparisons. Recognize range tests of the form (unsigned)i - CST1 OP CST2. (register_edge_assert_for_1): Use it. (register_edge_assert_for): Likewise. (needs_overflow_infinity): Integer sub-types do not need overflow infinities. (vrp_val_is_max): The extreme values of integer sub-types are those of the base type. (vrp_val_is_min): Likewise. * tree.def (ASSERT_EXPR): Document extra allowed conditional expressions. 2008-03-28 Nick Clifton PR target/31110 * config/mn10300/mn10300.c (mn10300_secondary_reload_class): Return GENERAL_REGS for stack adjustment reloads. 2008-03-28 Andrew Pinski PR target/31334 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a const_vector when all the vectors are constant. 2008-03-27 Bob Wilson * config/xtensa/xtensa.c (gen_float_relational): Handle unordered comparisons. * config/xtensa/xtensa.md (any_cond): Add unordered comparisons. (any_scc_sf): Add uneq, unlt, unle and unordered operators. (scc_sf): New. (s_sf): Use new scc_sf attribute for opcode names. 2008-03-27 Tom Tromey * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4, configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c, config/spu/t-spu-elf, config/i386/t-interix, config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin, config/i386/x-darwin, config/i386/x-mingw32, config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld, config/sh/t-sh, config/sh/t-symbian, config/x-linux, config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64, config/x-solaris, config/t-vxworks, config/m68k/t-uclinux, config/rs6000/x-rs6000, config/rs6000/x-darwin64, config/rs6000/x-darwin, config/rs6000/t-rs6000, config/score/t-score-elf, config/arm/t-strongarm-pe, config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe, config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux: Revert automatic dependency patch. 2008-03-27 H.J. Lu PR target/35657 * config/i386/i386.c (ix86_function_arg_boundary): Align decimal floating point to its natural boundary. 2008-03-27 Richard Guenther PR middle-end/35716 * fold-const.c (fold_comparison): Restrict distinct decl comparison folding to VAR_DECLs and PARM_DECLs. Do not solely rely on operand_equal_p. 2008-03-27 Richard Guenther PR c/32511 * c-common.c (handle_weak_attribute): Reject combination of weak and inline. 2008-03-27 Richard Guenther PR tree-optimization/32810 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless conversions from DECL_INITIAL. (fold_const_aggregate_ref): Likewise from constructor elements. 2008-03-27 Zdenek Dvorak * tree-affine.h (aff_combination_expand): Declare. (get_inner_reference_aff): Likewise. * tree-affine.c (aff_combination_expand): Split out from tree_to_aff_combination_expand. (get_inner_reference_aff): New function. * tree-parloops.c (loop_parallel_p): Free vectorizer info. * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h. (struct lim_aux_data): sm_done field removed. (mem_ref_loc_p, mem_ref_locs_p): New types. (struct mem_ref): Added id, stored, accesses_in_loop, indep_loop, dep_loop, indep_ref, dep_ref fields. Removed is_stored, locs and next fields. (memory_accesses): New variable. (movement_possibility): Do not allow moving statements that store to memory. (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt): New functions. (determine_max_movement): For statements with memory references, find the outermost loop in that the reference is independent. (move_computations_stmt): Mark the virtual operands for renaming. (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored, gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq, vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores, add_vop_ref_mapping, create_vop_ref_mapping_loop, create_vop_ref_mapping, analyze_memory_references, cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc, get_all_locs_in_loop, ref_always_accessed_p, refs_independent_p, record_indep_loop, ref_indep_loop_p_1, ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm, store_motion_loop, store_motion): New functions. (struct vop_to_refs_elt): New type. (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs, memref_hash, memref_eq, hoist_memory_references): Rewritten. (schedule_sm): Replaced by... (execute_sm): ... this. (determine_lsm_ref, hoist_memory_references, loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops, free_mem_ref, free_mem_refs, determine_lsm_loop, determine_lsm): Removed. (tree_ssa_lim_finalize): Free data structures used by store motion. (tree_ssa_lim): Call analyze_memory_references. Use store_motion instead of determine_lsm. 2008-03-27 Paolo Bonzini * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h, rename tmake_file to m68hc11/t-m68hc11. (mcore): Set inhibit_libc to true. * config.host (alpha*-dec-*vms*): Set extra_programs. (interix3*): Don't use host_xmake_file. * configure.ac: Let config.gcc override inhibit_libc. * configure: Regenerate. * config/alpha/x-vms (EXTRA_PROGRAMS): Remove. * config/t-openbsd-thread: Remove commented out lines. * config/x-interix: Remove. * config/m68hc11/t-m68hc11-gas: Rename to... * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS. * config/mcore/t-mcore: Remove T_CFLAGS. * config/mcore/t-mcore-pe: Likewise. 2008-03-27 Paolo Bonzini * configure.ac: Replace custom __GNU_SOURCE test with AC_USE_SYSTEM_EXTENSIONS. Move it earlier. * aclocal.m4: Regenerate. * configure: Regenerate. * config.in: Regenerate. 2008-03-27 Richard Guenther * fold-const.c (target.h): Include. (fold_comparison): Fold comparison of addresses of decls that bind locally or of constants. Consolidate address folding code. * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST results from fold_binary_to_constant. (compare_values_warnv): Likewise. 2008-03-27 Andrew Pinski PR middle-end/35429 * fold-const.c (fold_truthop): Check for integeral types when folding a == 0 && b == 0 and a != 0 || b != 0 . 2008-03-26 Eric Botcazou * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF. 2008-03-26 Andreas Schwab * doc/invoke.texi: Fix use of @item vs. @itemx. 2008-03-26 Tom Tromey * Makefile.in (build/gensupport.o, build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o, build/genattrtab.o, build/genautomata.o, build/gencheck.o, build/gencodes.o, build/genconditions.o, build/genconfig.o, build/genconstants.o, build/genemit.o, build/genextract.o, build/genflags.o, build/genmddeps.o, build/genopinit.o, build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on options.h. 2008-03-26 Richard Guenther Revert 2008-03-26 Richard Guenther * fold-const.c (target.h): Include. (fold_comparison): Fold comparison of addresses of two decls that bind locally. Consolidate address folding code. 2008-03-26 Kaveh R. Ghazi * builtins.c (expand_builtin_pow, fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm, fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3, dconstsqrt2, dconstthird, dconste and/or dconst10. * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise. * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird, dconstsqrt2, dconste): Delete. (init_emit_once): Likewise. Simplify initializing dconstm1. Constify variable. * real.c (get_real_const): New. * real.h (dconst3, dconst10, dconstm2, dconstthird, dconstsqrt2, dconste): Delete. (real_value_const, get_real_const): New. 2008-03-26 H.J. Lu * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed. * config/i386/i386.c (ix86_function_arg_boundary): Check BIGGEST_ALIGNMENT instead of 128. (setup_incoming_varargs_64): Likewise. 2008-03-26 Tom Tromey * Makefile.in (DEPFILES): Add missing '/'. 2008-03-26 Richard Guenther * fold-const.c (target.h): Include. (fold_comparison): Fold comparison of addresses of two decls that bind locally. Consolidate address folding code. 2008-03-26 Nick Clifton PR target/31232 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do not allow INT+INT as a legitimate addressing mode. 2008-03-26 Richard Guenther * tree-flow.h (widen_bitfield): Remove declaration. * tree-ssa-ccp.c (visit_assignment): Remove unneeded code. (widen_bitfield): Remove function. * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded code. 2008-03-25 Andrew Pinski PR target/31558 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle error_mark_node's. 2008-03-25 Richard Sandiford PR rtl-optimization/35232 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment. (forget_old_reloads_1, forget_marked_reloads): Don't clear reg_reloaded_call_part_clobbered here. (reload_regs_reach_end_p): New function. (reload_reg_rtx_for_input): New variable. (reload_reg_rtx_for_output): Likewise. (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx when reassigning a pseudo register. Load reloadreg from reload_reg_rtx_for_input, moving the mode and register calculation to... (do_input_reload): ...here. Use the mode-adjusted reg_rtx instead of the original when deciding whether an input reload would be a no-op or whether an output reload can be deleted. (emit_output_reload_insns): Use the mode-adjusted reg_rtx when setting up new_spill_reg_store. Load it from reload_reg_rtx_for_output, moving the mode and register calculation to... (do_output_reload): ...here. Use the mode-adjusted reg_rtx instead of the original when deciding whether an output reload would be a no-op. Do the same when modifying insn notes. Use rtx_equal_p instead of == to compare the registers. (inherit_piecemeal_p): Take a mode and two register numbers as argument. (emit_reload_insns): Clear new_spill_reg_store for every hard register in the reload register. Remove spill registers from reg_reloaded_valid before considering whether to record inheritance information for them. Use reload_reg_rtx_for_output instead of reg_rtx when recording output reloads. Use reload_reg_rtx_for_input instead of reg_rtx when recording input reloads. Set or clear reg_reloaded_call_part_clobbered at the same time as setting reg_reloaded_valid. (delete_output_reload): Add a new_reload_reg parameter and use it instead of rld[j].reg_rtx. (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust calls accordingly. 2008-03-25 Tom Tromey * Makefile.in (build/gensupport.o): Depend on insn-modes.h. (build/genattr.o): Likewise. (build/genattrtab.o): Likewise. (build/gencodes.o): Likewise. (build/genconfig.o): Likewise. (build/genconstants.o): Likewise. (build/genemit.o): Likewise. (build/genextract.o): Likewise. (build/genflags.o): Likewise. 2008-03-25 Bob Wilson * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst instead of size_int for integer types. (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype to match type of MINUS_EXPR. 2008-03-25 Tom Tromey * configure: Rebuilt. * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary Makefile. 2008-03-25 Tom Tromey * config/x-solaris (host-solaris.o): Update. * config/x-linux (host-linux.o): Update. * config/x-hpux (host-hpux.o): Update. * config/x-darwin (host-darwin.o): Update. * config/v850/t-v850e (v850-c.o): Update. * config/v850/t-v850 (v850-c.o): Update. * config/t-vxworks (vxworks.o): Update. * config/t-sol2 (sol2-c.o, sol2.o): Update. * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update. * config/spu/t-spu-elf (spu-c.o): Update. (spu.o): Remove. * config/sh/t-symbian (sh-c.o): Update. (symbian.o): Update. * config/sh/t-sh (sh-c.o): Update. * config/score/t-score-elf (score7.o, score3.o): Update. * config/rs6000/x-rs6000 (driver-rs6000.o): Update. * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update. * config/rs6000/x-darwin (host-ppc-darwin.o): Update. * config/rs6000/t-rs6000 (rs6000-c.o): Update. (rs6000.o): Remove. * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h. * config/m32c/t-m32c (m32c-pragma.o): Update. * config/ia64/t-ia64 (ia64-c.o): Update. * config/i386/x-mingw32 (host-mingw32.o): Update. * config/i386/x-i386 (driver-i386.o): Update. * config/i386/x-darwin (host-i386-darwin.o): Update. * config/i386/x-cygwin (host-cygwin.o): Update. * config/i386/t-nwld (nwld.o): Update. * config/i386/t-netware (netware.o): Update. * config/i386/t-interix (winnt.o): Update. * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update. * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o, msformat-c.o): Update. * config/bfin/t-bfin-linux (generated_files): Add linux-sysroot-suffix.h. * config/arm/t-wince-pe (pe.o): Update. * config/arm/t-strongarm-pe (pe.o): Update. * config/arm/t-pe (pe.o): Update. * config/arm/t-arm (arm-c.o): Update. * doc/install.texi (Prerequisites): Require make 3.80. * Makefile.in: Remove .o targets. (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables. (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove. (simple_generated_h, simple_generated_c): Move earlier. (generated_files): New variable. (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H, TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H, BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H, ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H, REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H, CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H, CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H, INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H, PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H, TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H, DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H, VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove. (.c.o): Remove. (COMPILE.base, COMPILE): New variables. (%.o): New pattern rule. (ALL_HOST_OBJS): New variable. (xgcc$(exeext), cpp$(exeext)): Remove extra version.o. (dummy-checksum.o, cc1-checksum.o): Remove. (DRIVER_SHLIB): New variable. (DRIVER_DEFINES): Use it. (gencondmd.c): Move out of build/. (s-conditions): Update. (BUILDCOMPILE.base, BUILDCOMPILE): New variables. (ALL_BUILD_OBJS): Likewise. (build/%.o): Use BUILDCOMPILE. (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o, build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o, build/gencondmd.o, build/genattrtab.o, build/genautomata.o, build/gencheck.o, build/gencodes.o, build/genconditions.o, build/genconfig.o, build/genconstants.o, build/genemit.o, build/genextract.o, build/genflags.o, build/genmddeps.o, build/genopinit.o, build/genoutput.o, build/genpeep.o, build/genpreds.o, build/genrecog.o, build/gcov-iov.o, build/gen-protos.o, build/scan.o, build/fix-header.o, build/scan-decls.o): Simplify. (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o, cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o, prefix.o, toplev.o): Reduce to variable setting. (libbackend.o): Use COMPILE. Remove most dependencies. Move later. ($(out_object_file), gcc-options.o): New targets. ($(ALL_HOST_OBJS)): New target. Include dependency files. * configure: Rebuilt. * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES. * doc/sourcebuild.texi (Front End Directory): Document new variable. 2008-03-25 Douglas Gregor * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to complain when we hit an error, return ERROR_MARK_NODE. 2008-03-25 Naveen.H.S * config/sh/constraints.md (Pso, Psz): New constraints. * config/sh/sh.c (print_operand): Add %V and %W operand codes. * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns. 2008-03-25 Naveen.H.S * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible. * config/sh/sh.md (xorsi3_movrt, movrt): New insns. 2008-03-25 Naveen.H.S * config/sh/sh.md (prefetch): Add condition for SH2A target. (prefetch_sh2a): New. 2008-03-25 Jayant Sonar Naveen.H.S * config/sh/constraints.md (I28): New constraint. * config/sh/sh.c (broken_move): Add support for movi20s. * config/sh/sh.md (movsi_ie): Add the alternative for movi20s. 2008-03-25 Anil Paranjape Jayant Sonar Naveen.H.S * config/sh/sh.c (SH_ATTRIBUTES): Define. (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define. (print_operand): Handle resbank in %@ operand code. (sh_encode_section_info): New. (push_regs): Add conditions for resbank. (sh_expand_epilogue): Likewise. (sh_insert_attributes): Likewise. (sh_attribute_table): Likewise. (sh_handle_resbank_handler_attribute): New. (sh2a_handle_function_vector_handler_attribute): New. (sh2a_is_function_vector_call): New. (sh2a_get_function_vector_number): New. (sh2a_function_vector_p): New. (sh_cfun_resbank_handler_p): New. * config/sh/sh.md (calli): Emit jsr/n if possible. (calli_tbr_rel): New. (calli_pcrel): Emit jsr/n if possible. (return_i): Emit rts/n if possible. (call_valuei_tbr_rel): New. (call_valuei_pcrel): Add condition for SH2A target. (call_value): Likewise. * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare. (sh2a_get_function_vector_number): Likewise. (sh2a_is_function_vector_call): Likewise. * doc/extend.texi: Document TBR relative addressing of SH2A. (resbank): Add description for SH2A. 2008-03-24 Richard Guenther PR c/22371 * gimplify.c (gimplify_modify_expr): For frontend type-correct pointer assignments change conversions according to middle-end rules. (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL. * configure.ac: Include type checking in yes. * configure: Regenerate. 2008-03-24 Manuel Lopez-Ibanez * diagnostic.c (diagnostic_count_diagnostic): Delete. (diagnostic_report_diagnostic): Update. Handle ICEs here. 2008-03-24 Nathan Sidwell * gthr-vxworks.h (UNUSED): Define. 2008-03-23 H.J. Lu * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG. 2008-03-23 Zuxy Meng * doc/extend.texi (Function Attributes): Add missing comma in the example of the "alloc_size" attribute. 2008-03-23 Uros Bizjak Revert: 2008-03-05 H.J. Lu * config/i386/i386-modes.def: Use 4 byte alignment on DI for 32bit host. 2008-03-19 Uros Bizjak PR target/35496 * stor-layout.c (update_alignment_for_field): Set minimum alignment of the underlying type of a MS bitfield layout to the natural alignment of the type. 2008-03-22 Uros Bizjak * config/i386/i386.c (assign_386_stack_local): Align DImode slots to their natural alignment to avoid store forwarding stalls. 2008-03-22 Richard Guenther * tree-cfg.c (verify_expr): Recurse again for invariant addresses. For PHI nodes verify the address is invariant. * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove. (get_symbol_constant_value): Use is_gimple_min_invariant. (maybe_fold_stmt_indirect): Likewise. 2008-03-22 Richard Sandiford PR rtl-optimization/33927 * Makefile.in (dse.o): Depend on $(TM_P_H). * expr.h (extract_low_bits): Declare. * expmed.c (extract_low_bits): New function. * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling. * dse.c: Include tm_p.h. (find_shift_sequence): Remove the read_reg argument and return the read value. Emit the instructions instead of returning them. Iterate on new_mode rather than calculating it each time. Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the source to NEW_MODE and extract_low_bits to convert the shifted value to READ_MODE. (replace_read): Allow the load and store to have different mode classes. Use extract_low_bits when SHIFT == 0. Create the shift or extraction instructions before trying the replacement. Update dump-file code accordingly, avoiding use of REGNO (store_info->rhs). 2008-03-22 Uros Bizjak * config/i386/i386.c (assign_386_stack_local): Align DImode slots to their natural alignment to avoid store forwarding stalls. 2008-03-21 Andrew Pinski PR target/27946 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and encouraging but not allowing gprs for input; change the input constraint to !f#r. (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing gprs for output; change the output constraint to !f#r. 2008-03-21 Uros Bizjak PR target/13958 * config/i386/i386.md ("*floatunssi_1"): New pattern with corresponding post-reload splitters. ("floatunssi2"): Expand to unsigned_float x87 insn pattern when x87 FP math is selected. * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse): New function prototype. * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New unreachable function to ease macroization of insn patterns. 2008-03-21 Martin Jambor * tree-data-ref.c (dump_data_dependence_relation): Avoid data reference dumps if ddr is NULL or dependence is unknown. 2008-03-20 Kaz Kojima * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take unsigned extension into account. (ATOMIC_COMPARE_AND_SWAP): Likewise. (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise. Do computations on a scratch register. 2008-03-21 Richard Guenther * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop): Use is_gimple_min_invariant instead of TREE_INVARIANT. * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise. * tree-ssa-dom.c (record_equality): Likewise. * tree-inline.c (copy_body_r): Likewise. * tree-ssa-pre.c (make_values_for_stmt): Remove test for TREE_INVARIANT. 2008-03-20 Kaz Kojima * config/sh/sh.c (split_branches): Pass zero to redirect_jump as 'delete_unused' argument. 2008-03-20 Richard Guenther * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove special casing of constant qualifiers. * tree-ssa.c (useless_type_conversion_p_1): Instead do not care about them in general. * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not regardless of their type. (fold_stmt_r): Forcefully fold *& if we end up with that. 2008-03-20 Paul Brook * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h. * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra linker flags. * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default definition. (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC. * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux. 2008-03-20 Volker Reichelt * common.opt (Wmudflap): New option. * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap. (mx_register_decls): Likewise. (mudflap_finish_file): Likewise. * doc/invoke.texi: Document -Wno-mudflap. 2008-03-20 Kai Tietz * c-format.c (replace_format_name_to_system_name): New. (cmp_attribs): New. (convert_format_name_to_system_name): New. (decode_format_attr): Add use of convert_format_name_to_system_name. (format_types_orig): Add gnu_ prefix to names. (check_format_info_main): Special treating of \0 escaped names for supporting multi-character format specifiers as I32, I64. (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes. (gnu_target_overrides_format_attributes): New. * c-format.h: Add structure target_ovr_attr to hold system specific formatter names. * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the msformat-c.o file to c_target_objs and cxx_target_objs. * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New. (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New. (TARGET_N_FORMAT_TYPES): New. * config/i386/msformat-c.c: New. * config/i386/t-cygming: Add build rule for msformat-c.o. * doc/extend.texi: Add new format names gnu_* and ms_* and further details. * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New. 2008-03-20 Ira Rosen * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of optimizations turned on under -O3. (ftree-vectorize): Add that the flag is turned on with -O3. 2008-03-20 Ben Elliston * regmove.c (try_auto_increment): Fix spelling error in comment. * final.c (final_scan_insn): Likewise. 2008-03-20 Uros Bizjak PR target/14552 * config/i386/mmx.md (*mov_internal_rex64"): Adjust register allocator preferences for "y" and "r" class registers. ("*mov_internal"): Ditto. ("*movv2sf_internal_rex64"): Ditto. ("*movv2sf_internal"): Ditto. 2008-03-19 Michael Matz PR middle-end/35616 * calls.c (expand_call): Check overlap of arguments with call address for sibcalls. 2008-03-19 Uros Bizjak PR target/35496 * stor-layout.c (update_alignment_for_field): Set minimum alignment of the underlying type of a MS bitfield layout to the natural alignment of the type. 2008-03-19 Jan Hubicka PR other/35094 * toplev.c (decode_d_option): Handle all CPP flags. * tree-vrp.c: Update tree_pass descriptors. * regrename.c: Update tree_pass descriptors. * fwprop.c: Update tree_pass descriptors. * doc/invoke.texi: Remove documentation of dropped -d? flags. * tree-into-ssa.c: Update tree_pass descriptors. * tree-dump.c: Update tree_pass descriptors. * tree-complex.c: Update tree_pass descriptors. * tree-dump.h: Update tree_pass descriptors. * see.c: Update tree_pass descriptors. * cgraphbuild.c: Update tree_pass descriptors. * tracer.c: Update tree_pass descriptors. * tree-loop-distribution.c: Update tree_pass descriptors. * cgraph.c: Update tree_pass descriptors. * postreload-gcse.c: Update tree_pass descriptors. * postreload.c: Update tree_pass descriptors. * tree-ssa-loop-ch.c: Update tree_pass descriptors. * tree-tailcall.c: Update tree_pass descriptors. * tree-pass.h (tree_opt_pass): Rename to ... (opt_pass) ... this one; add "type" field and remove letter field. (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New. (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes, all_lowering_passes): Update declaration. * ipa-cp.c: Update tree_pass descriptors. * final.c: Update tree_pass descriptors. * omp-low.c: Update tree_pass descriptors. * tree-ssa-dse.c: Update tree_pass descriptors. * ipa-reference.c: Update tree_pass descriptors. * tree-ssa-uncprop.c: Update tree_pass descriptors. * auto-inc-dec.c: Update tree_pass descriptors. * reorg.c: Update tree_pass descriptors. * cgraphunit.c: Update tree_pass descriptors. * tree-ssa-copyrename.c: Update tree_pass descriptors. * tree-ssa-ccp.c: Update tree_pass descriptors. * df-core.c: Update tree_pass descriptors. * mode-switching.c: Update tree_pass descriptors. * tree-nomudflap.c: Update tree_pass descriptors. * modulo-sched.c: Update tree_pass descriptors. * ipa-pure-const.c: Update tree_pass descriptors. * cse.c: Update tree_pass descriptors. * web.c: Update tree_pass descriptors. * tree-stdarg.c: Update tree_pass descriptors. * tree-ssa-math-opts.c: Update tree_pass descriptors. * tree-ssa-dom.c: Update tree_pass descriptors. * tree-nrv.c: Update tree_pass descriptors. * tree-ssa-alias.c: Update tree_pass descriptors. * loop-init.c: Update tree_pass descriptors. * gimple-low.c: Update tree_pass descriptors. * ipa-inline.c: Update tree_pass descriptors. * tree-ssa-sink.c: Update tree_pass descriptors. * global.c: Update tree_pass descriptors. * ifcvt.c: Update tree_pass descriptors. * jump.c: Update tree_pass descriptors. * predict.c: Update tree_pass descriptors. * tree-ssa-loop.c: Update tree_pass descriptors. * recog.c: Update tree_pass descriptors. * dse.c: Update tree_pass descriptors. * tree-ssa-ifcombine.c: Update tree_pass descriptors. * tree-eh.c: Update tree_pass descriptors. * regmove.c: Update tree_pass descriptors. * local-alloc.c * function.c: Update tree_pass descriptors. * tree-vectorizer.c: Update tree_pass descriptors. * gcse.c: Update tree_pass descriptors. * ipa-type-escape.c: Update tree_pass descriptors. * tree-if-conv.c: Update tree_pass descriptors. * init-regs.c: Update tree_pass descriptors. * ipa.c: Update tree_pass descriptors. * tree-ssa-phiopt.c: Update tree_pass descriptors. * rtl-factoring.c: Update tree_pass descriptors. * lower-subreg.c: Update tree_pass descriptors. * bt-load.c: Update tree_pass descriptors. * tree-dfa.c: Update tree_pass descriptors. * except.c: Update tree_pass descriptors. * emit-rtl.c: Update tree_pass descriptors. * cfgexpand.c: Update tree_pass descriptors. * tree-cfgcleanup.c: Update tree_pass descriptors. * cfgcleanup.c: Update tree_pass descriptors. * tree-ssa-pre.c: Update tree_pass descriptors. * tree-sra.c: Update tree_pass descriptors. * tree-mudflap.c: Update tree_pass descriptors. * tree-ssa-copy.c: Update tree_pass descriptors. * cfglayout.c: Update tree_pass descriptors. * tree-ssa-forwprop.c: Update tree_pass descriptors. * tree-ssa-dce.c: Update tree_pass descriptors. * tree-ssa.c: Update tree_pass descriptors. * regclass.c: Update tree_pass descriptors. * integrate.c: Update tree_pass descriptors. * tree-optimize.c: Update tree_pass descriptors. * tree-ssa-phiprop.c: Update tree_pass descriptors. * tree-object-size.c: Update tree_pass descriptors. * combine.c: Update tree_pass descriptors. * tree-outof-ssa.c: Update tree_pass descriptors. * bb-reorder.c: Update tree_pass descriptors. * stack-ptr-mod.c: Update tree_pass descriptors. * var-tracking.c: Update tree_pass descriptors. * tree-profile.c: Update tree_pass descriptors. * tree-vect-generic.c: Update tree_pass descriptors. * reg-stack.c: Update tree_pass descriptors. * sched-rgn.c: Update tree_pass descriptors. * tree-ssa-structalias.c: Update tree_pass descriptors. * tree-cfg.c: Update tree_pass descriptors. * passes.c (current_pass): Update declaration. (finish_optimization_passes): Update. (all_passes, all_ipa_passes, all_lowering_passes): Update declaration. (register_one_dump_file, register_dump_files_1, next_pass_1): Update arguments. (init_optimization_passes): Update handling of new types. (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update. * ipa-struct-reorg.c: Update tree_pass descriptors. * tree-ssa-reassoc.c: Update tree_pass descriptors. * combine-stack-adj.c: Update tree_pass descriptors. * cfgrtl.c: Update tree_pass descriptors. * dce.c: Update tree_pass descriptors. * tree-ssanames.c: Update tree_pass descriptors. 2008-03-19 Richard Guenther PR middle-end/35609 * tree-ssa.c (walk_data): New structure. (warn_uninitialized_var): If not always_executed warn with "maybe" instead of "is". (execute_early_warn_uninitialized): Compute post-dominators. Initialize always_executed before processing each basic block. 2008-03-18 Mikulas Patocka PR target/35504 * config/i386/i386.c (x86_this_parameter): Calculate correct location of "this" pointer when "regparm = N" or "fastcall" is in effect. 2008-03-18 Ralf Wildenhues * doc/include/texinfo.tex: Update to version 2008-03-17.10. 2008-03-18 Paolo Bonzini * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations is true. (expand_expr_real_1) : Don't look at ignore. (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations is true. Add "&& !ignore" condition to reduce_bit_field. Modify target after ignore has been set, and move there also the commputation of subtarget and original_target. * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete. (LANG_HOOKS_INITIALIZER): Remove it. * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations. 2008-03-18 Richard Guenther * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup found an expression with constants, note that in the VN for the lhs. * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and fold them to constants if possible. Run cleanup_cfg if done so. (execute_pre): Return todo. (do_pre): Likewise. (execute_fre): Likewise. * tree-ssa-forwprop.c (can_propagate_from): Allow propagation of constants. (get_prop_source_stmt): Look through pointer conversions. 2008-03-18 Jan Hubicka * tree-pretty-print.c: Include predict.h. (dump_generic_node): Dump predictor. * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update. * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR. * gimple-low.c (lower_stmt): Likewise. * expr.c (expand_expr_real): Likewise. * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove them. (build_predict_expr, build_predict_expr): New. * predict.h (predictor_name, build_predict_expr): Update. * c-typeck.c (c_finish_bc_stmt): Add prediction. * gimplify.c (gimplify_expr): Add PREDICT_EXPR. * predict.def (PRED_CONTINUE): Update hitrate. * tree.def (PREDICT_EXPR): Define. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR; do not handle BIND_EXPR. * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free. * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid. * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no operands. 2008-03-18 Michael Matz * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden. 2008-03-18 Richard Guenther * tree-gimple.h (is_gimple_invariant_address): Declare. (is_gimple_constant): Likewise. * tree-gimple.c (is_gimple_constant): New function. (is_gimple_invariant_address): Likewise. (is_gimple_min_invariant): Implement in terms of is_gimple_constant and is_gimple_invariant_address. * tree-ssa-loop-niter.c (expand_simple_operations): Revert previous change. * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not an addressable base. 2008-03-18 Jakub Jelinek PR middle-end/35611 * gimplify.c (gimplify_expr): Gimplify second operand of OMP_ATOMIC_LOAD. 2008-03-17 Richard Guenther PR tree-optimization/19637 * fold-const.c (fold_unary): Remove restrictions of removing intermediate pointer-conversions (P2)(P1)P0. * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from conversion to void pointer. (get_maxval_strlen): Handle addresses of the form &(*p)[0]. 2008-03-16 James E. Wilson PR debug/31510 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for emulated thread local variables. 2008-03-16 Richard Guenther PR middle-end/35607 * tree-ssa-loop-niter.c (expand_simple_operations): Do not expand TREE_INVARIANT operations that are not gimple invariant. 2008-03-16 Hans-Peter Nilsson * doc/extend.texi (Alignment): Say that the ABI controls the __alignof__ for non-strict-alignment targets rather than being a recommendation. 2008-03-15 Paul Brook * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding annotations. (arm_output_fn_unwind): Mark functions that can not be unwound. 2008-03-15 Paul Brook * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value extension instructions. 2008-03-15 Richard Guenther * tree-ssa-ccp.c (ccp_fold): Also read from constant values and fold constant aggregate refs. (fold_const_aggregate_ref): Handle string constants and constructors in ARRAY_REFs. Handle INDIRECT_REF. (evaluate_stmt): Simplify now that ccp_fold folds constant aggregate refs. 2008-03-15 Paul Brook * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero. (extzv): Use gen_extzv_t2. (insv_t2, insv_zero, extv, extzv_t2): New patterns. 2008-03-15 Richard Guenther * tree-ssa-ccp.c (get_symbol_constant_value): Export. (fold_const_aggregate_ref): Likewise. (get_value): Return NULL if we don't have any values. (ccp_finalize): Set const_val to NULL after freeing it. * tree-flow.h (get_symbol_constant_value): Declare. (fold_const_aggregate_ref): Likewise. * tree-ssa-sccvn.c (try_to_simplify): Use them. 2008-03-15 Richard Guenther PR middle-end/35593 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure to not produce negative array indices if not allowed. Add parameter to indicate that. (maybe_fold_offset_to_component_ref): Allow negative array indices only for the first member of a structure. (maybe_fold_offset_to_reference): Allow negative array indices. (maybe_fold_stmt_addition): Likewise. 2008-03-15 Bjoern Haase Anatoly Sokolov * config/avr/avr.c (avr_arch_types): Add avr6 entry. (avr_arch): Add ARCH_AVR6. (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry. (initial_elimination_offset): Initialize and use 'avr_pc_size' instead of fixed value 2. (print_operand_address): Use gs() asm specifier instead of pm(). (avr_assemble_integer): (Ditto.). (avr_output_addr_vec_elt): (Ditto.). (print_operand): Handle "!" code. * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__. (AVR_HAVE_EIJMP_EICALL): Define. (AVR_3_BYTE_PC): Redefine. (AVR_2_BYTE_PC): (Ditto.). (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code. (LINK_SPEC): Add atmega2560 and atmega2561. (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561 (crtm2561.o). * config/avr/avr.md (call_insn): Use eicall instead of icall for 3 byte PC devices. (call_value_insn): (Ditto.). (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices. (indirect_jump): Use only for for 2 byte PC devices. (*tablejump): (Ditto.). (*indirect_jump_avr6): Add insn. (*tablejump_rjmp): Don't use for 3 byte PC devices. * config/avr/libgcc.S (__prologue_saves__): Use eijmp instead of ijmp for 3 byte PC devices. (__tablejump2__): (Ditto.). * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture. (MULITLIB_DIRNAMES): (Ditto.). (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list. 2008-03-15 Uros Bizjak * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from "sse2_umulsidi3". Use V1DI mode for operand 0. ("mmx_psadbw"): Use V1DI mode for operand 0. * config/i386/i386-modes.def (V1SI): New vector mode. * config/i386/i386.c (struct builtin_description) [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3. (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi. (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si. (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use v1di_ftype_v8qi_v8qi type. [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type. * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw, __builtin_ia32_pmuludq]: Fix the mode of return value. 2008-03-15 Richard Guenther PR middle-end/35595 * tree-ssa-pre.c (bitmap_find_leader): Handle expression being a PHI_NODE. 2008-03-14 Bob Wilson * doc/invoke.texi (Option Summary, Xtensa Options): Document -mserialize-volatile and -mno-serialize-volatile Xtensa options. * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions unless TARGET_SERIALIZE_VOLATILE is enabled. * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise. * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE. * config/xtensa/xtensa.opt (mserialize_volatile): New option. 2008-03-14 Richard Guenther PR tree-optimization/34172 * tree-flow.h (refs_may_alias_p): Declare. (get_single_def_stmt): Likewise. (get_single_def_stmt_from_phi): Likewise. (get_single_def_stmt_with_phi): Likewise. * tree-dfa.c (refs_may_alias_p): New function. (get_single_def_stmt): Likewise. (get_single_def_stmt_from_phi): Likewise. (get_single_def_stmt_with_phi): Likewise. * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function. (vn_reference_lookup_1): New helper function. (vn_reference_lookup): Walk the virtual use-def chain to continue searching for a match if the def does not alias the reference we are looking for. 2008-03-14 David Edelsohn * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC archive and Perzl. Update The Written Word listing. 2008-03-14 Richard Guenther PR tree-optimization/34043 PR tree-optimization/33989 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion when doing FRE. (bitmap_find_leader): Use extra argument to verify dominance relationship inside a basic-block. (can_PRE_operation): Add VIEW_CONVERT_EXPR. (find_leader_in_sets): Adjust. (create_component_ref_by_pieces): Take extra argument for dominance check, handle lookup failures. (find_or_generate_expression): Likewise. (create_expression_by_pieces): Likewise. (insert_into_preds_of_block): Adjust. (create_value_expr_from): If asked for, verify all operands are in the blocks AVAIL_OUT set. (make_values_for_stmt): Check for SSA_NAMEs that are life over an abnormal edge. (compute_avail): Remove such check. (do_SCCVN_insertion): New function. (eliminate): If we do not find a leader suitable for replacement insert a replacement expression from SCCVN if available. * tree-ssa-sccvn.h (run_scc_vn): Update prototype. (struct vn_ssa_aux): Add needs_insertion flag. * tree-ssa-sccvn.c (may_insert): New global flag. (copy_reference_ops_from_ref): Value-number union member access based on its size, not type and member if insertion is allowed. (visit_reference_op_load): For a weak match from union type punning lookup a view-converted value and insert a SSA_NAME for that value if that is not found. (visit_use): Make dumps shorter. Do not disallow value numbering SSA_NAMEs that are life over an abnormal edge to constants. (free_scc_vn): Release inserted SSA_NAMEs. (run_scc_vn): New flag to specify whether insertion is allowed. Process SSA_NAMEs in forward order. * tree-ssa-loop-im.c (for_each_index): Handle invariant ADDR_EXPRs inside VIEW_CONVERT_EXPR. * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to pointer type to/from integral types that do not change the precision to regular conversions. 2008-03-13 Uros Bizjak * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128, __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of input arguments and the mode of return value. Built-in functions that operate on whole 64-bit MMX register now use V1DI mode. 2008-03-13 Alon Dayan Olga Golovanevsky PR tree-optimization/35041 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option to locate the right position in a statement. 2008-03-13 Uros Bizjak PR target/34000 PR target/35553 * config/i386/xmmintrin.h: Change all static inline functions to extern inline and add __gnu_inline__ attribute. * config/i386/bmintrin.h: Ditto. * config/i386/smmintrin.h: Ditto. * config/i386/tmmintrin.h: Ditto. * config/i386/mmintrin-common.h: Ditto. * config/i386/ammintrin.h: Ditto. * config/i386/emmintrin.h: Ditto. * config/i386/pmmintrin.h: Ditto. * config/i386/mmintrin.h: Ditto. * config/i386/mm3dnow.h: Ditto. 2008-03-13 Jakub Jelinek PR middle-end/35185 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed. (lower_omp_2): New function. (lower_omp_1, lower_omp): Rewritten. 2008-03-13 Danny Smith PR 35054 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32" with the phrase "Microsoft Windows compilers". (Push/Pop Macro Pragmas): New subsection. Document #pragma push_macro and pragma pop_macro. 2008-03-12 Paul Brook * config/arm/arm.c (output_move_double): Prefer LDRD to LDM. 2008-03-12 Paul Brook * config/arm/thumb2.md: Extend peephole to cover 3-arg subs. (thumb2_alusi3_short): Exclude PLUS and MINUS. (thumb2_addsi_shortim): Rename ... (thumb2_addsi_short): ... to this. Allow register operands. (thumb2_subsi_short): New pattern. (thumb2_one_cmplsi2_short, thumb2_negsi2_short): New patterns and peepholes. 2008-03-12 Paul Brook * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2. 2008-03-12 Uros Bizjak * config/i386/i386.md (int_cond): New code iterator. (fp_cond): Ditto. ("s"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle and sleu expanders usign int_cond code iterator. ("s"): Macroize expander from sunordered, sordered, suneq, sunge, sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator. ("b"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble and bleu expanders usign int_cond code iterator. ("b"): Macroize expander from bunordered, bordered, buneq, bunge, bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator. 2008-03-12 Paul Brook * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask instead of {arm,thumb}_compute_save_reg_mask. (output_return_instruction): Ditto. (thumb_unexpanded_epilogue): Ditto. (thumb1_expand_prologue): Ditto. (thumb1_output_function_prologue): Ditto. (arm_set_return_address): Ditto. (thumb_set_return_address): Ditto. (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra regs to achieve stack alignment. (thumb1_compute_save_reg_mask): Fix compiler warning. (arm_output_epilogue): Use offsets->saved_regs_mask. Adjust stack pointer by poping call clobered registers. (arm_expand_prologue): Use offsets->saved_regs_mask. Adjust stack pointer by pushing extra registers. * config/arm.h (arm_stack_offsets): Add saved_regs_mask. 2008-03-12 Paolo Bonzini PR tree-opt/35422 * fold-const.c (fold_unary) : Distribute a narrowing conversion to the operands of a multiplication. 2008-03-12 Richard Guenther * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o. * timevar.def (TV_TREE_PHIPROP): Add. * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added pass description. Use TV_TREE_PHIPROP. * tree-ssa-forwprop.c: Remove phiprop code. 2008-03-12 Jakub Jelinek PR middle-end/35549 * omp-low.c (maybe_lookup_decl): Constify first argument. (use_pointer_for_field): Change last argument from bool to omp_context *. Disallow shared copy-in/out in nested parallel if decl is shared in outer parallel too. (build_outer_var_ref, scan_sharing_clauses, lower_rec_input_clauses, lower_copyprivate_clauses, lower_send_clauses, lower_send_shared_vars): Adjust callers. 2008-03-12 Victor Kaplansky Ira Rosen * tree-vectorizer.c (free_stmt_vec_info): New function. (destroy_loop_vec_info): Move code to free_stmt_vec_info(). Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES.. * tree-vectorizer.h (free_stmt_vec_info): Declare. * tree-vect-transform.c (vectorizable_conversion): Free vec_oprnds0 if it was allocated. (vect_permute_store_chain): Remove unused VECs. (vectorizable_store): Free VECs that are allocated in the.. function. (vect_transform_strided_load, vectorizable_load): Likewise. (vect_remove_stores): Simplify the code. (vect_transform_loop): Move code to vect_remove_stores(). Call vect_remove_stores() and free_stmt_vec_info(). 2008-03-11 John David Anglin * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on TARGET_HPUX. Revise comment. (TARGET_LONG_PIC_PCREL_CALL): Revise comment. * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL. Use sr4 variant of `be' instruction when not generating PIC code. (attr_length_call): Adjust for above change. 2008-03-11 Andrew Pinski * ipa-reference.c (static_execute): Remove module_statics_const and associated setting code. 2008-03-11 Uros Bizjak PR target/35540 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand predicate for operand 1. (paritysi2_cmp): Use register_operand predicate for operand 2. Use earlyclobber modifier for operand 1. Remove support for memory operands. (paritydi2_cmp): Use register_operand predicate for operand 3. Use earlyclobber modifier for operand 1. Remove support for memory operands. 2008-03-11 Paul Brook Vladimir Prus * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME. (arm_compute_save_reg0_reg12_mask): Always check if register 11 must be saved. Always safe hard frame pointer when frame_pointer_needeed. (arm_compute_save_reg_mask): Save IP and PC only with apcs frames. (arm_output_epilogue): Adjust Thumb2 codepath to be also invoked and work for ARM non-apcs frames. (arm_expand_prologue): Don't bother saving IP for non-apcs frame, since it's not clobbered by prologue code. Implement non-apcs frame layout. 2008-03-11 Paolo Bonzini PR rtl-optimization/35281 * expr.c (convert_move): Use a new pseudo for the intermediate from_mode->word_mode result. 2008-03-11 Paolo Bonzini * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete. * langhooks.h (struct lang_hooks): Delete clear_binding_stack member. * toplev.c (compile_file): Don't call it. 2008-03-11 Uros Bizjak PR middle-end/35526 * expr.c (store_expr): Call emit_block_move if the mode of "temp" RTX is BLKmode. 2008-03-11 Andrew Pinski Richard Guenther PR tree-optimization/31358 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for the step with a NULL_TREE. * tree-ssa-loop-ivopts.c (find_bivs): Convert the step to sizetype if type is a pointer type. (add_candidate_1): Don't convert the base and step to the generic type if the orginal type is a pointer type. (add_iv_value_candidates): Use sizetype for the step if type is a pointer type. (cand_value_at): Likewise. * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR for pointer types. * tree-affine.c (tree_to_aff_combination ): Don't convert the tem affine to the type. (add_elt_to_tree): Use sizetype for the step if a pointer. Use POINTER_PLUS_EXPR for pointers. (aff_combination_to_tree): Use sizetype for the step if a pointer. 2008-03-10 Vladimir Makarov * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3): Remove commutativity hint. 2008-03-10 Jakub Jelinek PR c/35438 PR c/35439 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with errorneous type. Check that v is a VAR_DECL. PR middle-end/35099 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid. 2008-03-10 H.J. Lu PR tree-optimization/35494 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value may be overriden at link and run time. 2008-03-10 Richard Guenther PR tree-optimization/34677 * tree-ssa-pre.c (modify_expr_node_pool): Remove. (poolify_tree): Likewise. (modify_expr_template): Likewise. (poolify_modify_stmt): Likewise. (insert_fake_stores): Handle all component-ref style stores in addition to INDIRECT_REF. Also handle complex types. Do not poolify the inserted load. (realify_fake_stores): Do not rebuild the tree but only make it a SSA_NAME copy. (init_pre): Remove initialzation of modify_expr_template. Do not allocate modify_expr_node_pool. (fini_pre): Do not free modify_expr_node_pool. 2008-03-10 Paul Brook * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber to avoid conflicts. 2008-03-10 Paul Brook Mark Shinwell * config/arm/cortex-r4.md: New. * config/arm/thumb2.md (divsi3, udivsi3): Annotate with insn attributes. * config/arm/arm.md: Include cortex-r4.md. (insn): Add smmls, sdiv and udiv values. (generic_sched): Don't use generic scheduling for Cortex-R4. (arm_issue_rate): New function. (TARGET_SCHED_ISSUE_RATE): Define. 2008-03-10 Sebastian Pop * doc/invoke.texi (-ftree-loop-distribution): Add an example. 2008-03-10 Richard Guenther * tree-ssa-pre.c (get_sccvn_value): Simplify. (compute_avail): Do not add stmt uses to AVAIL_OUT. 2008-03-10 Paolo Bonzini * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Set default to true. 2008-03-09 Ralf Wildenhues * c.opt (Wsynth): Deprecate. * doc/invoke.texi (Option Summary, Warning Options): Document -Wno-format-contains-nul. 2008-03-09 Uros Bizjak PR target/35496 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST. 2008-03-09 Ira Rosen * config/rs6000/rs6000.c (builtin_description): Rename vector left shift operations. * config/rs6000/altivec.md (UNSPEC_VSL): Remove. (altivec_vsl): Rename to ... (ashl3): ... new name. (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with gen_ashlv4si3. (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL. 2008-03-08 Richard Guenther * coverage.h (tree_coverage_counter_addr): Declare. * coverage.c (tree_coverage_counter_addr): New function. * tree-profile.c (tree_gen_edge_profiler): Unshare counter before using again. (tree_gen_pow2_profiler): Use tree_coverage_counter_addr. (tree_gen_one_value_profiler): Likewise. (tree_gen_ic_profiler): Likewise. (tree_gen_average_profiler): Likewise. (tree_gen_ior_profiler): Likewise. 2008-03-08 Richard Guenther * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove. (vn_binary_op_insert): Likewise. (vn_unary_op_lookup): Likewise. (vn_unary_op_insert): Likewise. (vn_nary_op_lookup): Declare. (vn_nary_op_insert): Likewise. * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary and binary hashes, use a single obstack for unary_op_pool and binary_op_pool. (struct vn_binary_op_s, struct vn_unary_op_s): Replace with a single struct vn_nary_op_s. Store tree code length and a variable number of operands. (struct vn_reference_op_struct): Remove unused op2. (vn_reference_op_eq): Do not compare op2. (vn_reference_op_compute_hash): Do not compute hash of op2. (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash. (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace with vn_nary_op_compute_hash. (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq. (vn_unary_op_lookup, vn_binary_op_lookup): Replace with vn_nary_op_lookup. (vn_unary_op_insert, vn_binary_op_insert): Replace with vn_nary_op_insert. (visit_unary_op): Call nary functions. (visit_binary_op): Likewise. (process_scc): Adjust for struct vn_tables_s changes. (allocate_vn_table): Likewise. (free_vn_table): Likewise. * tree-vn.c (vn_add): Call nary functions. (vn_lookup): Likewise. 2008-03-08 Jakub Jelinek PR target/35498 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift wdst back after sync_compare_and_swapqhi_internal. 2008-03-08 Uros Bizjak PR target/22152 * config/i386/i386-modes.def (V1DI): New vector mode. * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode. * config/i386/mmx.md (MMXMODEI8): New mode iterator. (MMXMODE248): Ditto. (MMXMODE): Add V1DI mode. (mmxvecsize): Change DI mode to V1DI mode. ("mov): Use MMXMODEI8 mode iterator. ("*mov_internal_rex64"): Ditto. ("*mov_internal"): Ditto. ("mmx_add3"): Ditto. Handle V1DImode for TARGET_SSE2. ("mmx_sub3"): Ditto. ("mmx_adddi3"): Remove insn pattern. ("mmx_subdi3"): Ditto. ("mmx_ashr3"): Use SImode and "yN" constraint for operand 2. ("mmx_lshr3"): Ditto. Use MMXMODE248 mode iterator. ("mmx_ashl3"): Ditto. ("mmx_lshrdi3"): Remove insn pattern. ("mmx_ashldi3"): Ditto. * config/i386/i386.c (classify_argument): Handle V1DImode. (function_arg_advance_32): Ditto. (function_arg_32): Ditto. (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use mmx_addv1di3 insn pattern. [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern. [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I, IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]: Remove definitions of built-in functions. (V1DI_type_node): New node. (v1di_ftype_v1di_int): Ditto. (v1di_ftype_v1di_v1di): Ditto. (v2si_ftype_v2si_si): Ditto. (v4hi_ftype_v4hi_di): Remove node. (v2si_ftype_v2si_di): Ditto. (ix86_init_mmx_sse_builtins): Handle V1DImode. (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?): Redefine builtins using def_builtin_const with *_ftype_*_int node. (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i): Add new builtins using def_builtin_const. (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I]: Handle builtin definitions. * config/i386/mmintrin.h (__v1di): New typedef. (_mm_add_si64): Cast arguments to __v1di type. (_mm_sub_si64): Ditto. (_mm_sll_pi16): Cast __count to __v4hi type. (_mm_sll_pi32): Cast __count to __v2si type. (_mm_sll_si64): Cast arguments to __v1di type. (_mm_srl_pi16): Cast __count to __v4hi type. (_mm_srl_pi32): Cast __count to __v2si type. (_mm_srl_si64): Cast arguments to __v1di type. (_mm_sra_pi16): Cast __count to __v4hi type. (_mm_sra_pi32): Cast __count to __v2si type. (_mm_slli_pi16): Use __builtin_ia32_psllwi. (_mm_slli_pi32): Use __builtin_ia32_pslldi. (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type. (_mm_srli_pi16): Use __builtin_ia32_psrlwi. (_mm_srli_pi32): Use __builtin_ia32_psrldi. (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type. (_mm_srai_pi16): Use __builtin_ia32_psrawi. (_mm_srai_pi32): Use __builtin_ia32_psradi. * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition. * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins. 2008-03-07 Joseph Myers * doc/include/texinfo.tex: Update to version 2008-03-07.10. 2008-03-07 Peter Bergner PR target/35373 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate reg+const addressing for Altivec modes. Don't generate reg+reg addressing for TFmode or TDmode quantities. 2008-03-07 Paolo Bonzini * c-common.c (vector_types_convertible_p): Call langhook instead of comptypes. 2008-03-06 Andrew Pinski PR tree-opt/35402 * tree-ssa-ccp.c (get_symbol_constant_value): Handle integral and scalar float variables which have a NULL DECL_INITIAL. 2008-03-06 Nathan Froyd * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the dwarf_register_span hook when emitting unwind information for register-to-memory saves. * config/rs6000/rs6000.c (spe_synthesize_frame): Delete. (rs6000_frame_related): Remove call to spe_synthesize_frame. 2008-03-06 Jakub Jelinek * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes for the same VAR_DECL. 2008-03-06 Tom Tromey * treelang: Delete. * doc/standards.texi (Standards): Don't mention treelang. * doc/invoke.texi (Overall Options): Don't mention treelang. * doc/install.texi (Prerequisites): Don't mention bison or treelang. (Configuration): Don't mention treelang. (Building): Likewise. * doc/frontends.texi (G++ and GCC): Don't mention treelang. 2008-03-06 Paolo Bonzini * simplify-rtx.c (simplify_subreg): Remove useless shifts from word-extractions out of a multi-word object. 2008-03-06 Richard Guenther * tree.def (BIT_FIELD_REF): Constrain result type and its precision. * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on result type and precision. * expr.c (get_inner_reference): Set unsignedp based on the result type of BIT_FIELD_REF. * tree.h (BIT_FIELD_REF_UNSIGNED): Remove. * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED. (try_instantiate_multiple_fields): Likewise. Use the correct type for BIT_FIELD_REF. (sra_build_assignment): Likewise. (sra_build_elt_assignment): Likewise. (sra_explode_bitfield_assignment): Likewise. * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED. * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not set BIT_FIELD_REF_UNSIGNED. (vectorizable_load): Likewise. 2008-03-06 Andreas Krebbel * cse.c (cse_extended_basic_block): Invalidate artificial defs at bb start. 2008-03-06 Richard Guenther * alias.c (struct alias_set_entry): Move has_zero_child field to pack with alias_set. 2008-03-05 H.J. Lu * config/i386/i386-modes.def: Use 4 byte alignment on DI for 32bit host. 2008-03-05 Ian Lance Taylor * alias.h (alias_set_type): Change from HOST_WIDE_INT to int. 2008-03-05 Kenneth Zadeck * fwprop.c (update_df): Support width and offset parameters of df_ref_create. * ra-conflict.c (mark_reg_store, clear_reg_in_live, global_conflicts): Change DF_REF_EXTRACT to either DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART. * df-scan.c (df_ref_record, df_defs_record, df_ref_create_structure, df_def_record_1, df_uses_record, df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect, df_entry_block_defs_collect, df_exit_block_uses_collect): Support new width and offset fields. (ref_extract_pool): New storage pool. (df_free_ref): New function. (df_reg_chain_unlink, df_free_collection_rec, df_sort_and_compress_refs): Call df_free_ref. (df_ref_equal_p, df_ref_compare): Compare offset and width fields of df_ref_extract. (df_ref_create_structure): Allocate df_ref_extract if offset and width fields are used. (df_def_record_1): Get offset and width from ZERO_EXTRACT. (df_uses_record): Get offset and width from ZERO_EXTRACT and SIGN_EXTRACT. * global.c (build_insn_chain): Change DF_REF_EXTRACT to either DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART. * df.h (df_ref_flags): Change DF_REF_EXTRACT to either DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART. (df_ref_extract): New structure. (DF_REF_WIDTH, DF_REF_OFFSET): New macros. (df_ref_create): Add width and offset parameters. 2008-03-05 Richard Guenther * tree-ssa-structalias.c (get_constraint_for_component_ref): Use ranges_overlap_p. (offset_overlaps_with_access): Rename to ranges_overlap_p and move ... * tree-flow-inline.h (ranges_overlap_p): ... here. * tree.h (get_inner_reference, handled_component_p): Update comments. * tree.h (record_component_aliases, get_alias_set, alias_sets_conflict_p, alias_sets_must_conflict_p, objects_must_conflict_p): Move declarations ... * alias.h (record_component_aliases, get_alias_set, alias_sets_conflict_p, alias_sets_must_conflict_p, objects_must_conflict_p): ... here. Include coretypes.h. * Makefile.in (ALIAS_H): Add coretypes.h dependency. 2008-03-05 Aldy Hernandez * cfg.c: Include tree-flow.h. (remove_edge_raw): Call redirect_edge_var_map_clear. (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup. * tree-flow-inline.h (redirect_edge_var_map_def): New. (redirect_edge_var_map_result): New. * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace PENDING_STMT use with redirect_edge_var_map_*. * tree-ssa.c (edge_var_maps): New definition. (redirect_edge_var_map_add): New. (redirect_edge_var_map_clear): New. (redirect_edge_var_map_dup): New. (redirect_edge_var_map_vector): New. (redirect_edge_var_map_destroy): New. (ssa_redirect_edge): Replace PENDING_STMT use with redirect_edge_var_map_*. (flush_pending_stmts): Same. (delete_tree_ssa): Destroy edge var map. * tree-flow.h (struct _edge_var_map): New. Define edge_var_map vector type. Declare redirect_edge_var_map_* prototypes. * Makefile.in (cfg.o): Depend on TREE_FLOW_H. * tree-cfg.c (reinstall_phi_args): Replace PENDING_STMT use with redirect_edge_var_map_*. 2008-03-05 Richard Guenther PR tree-optimization/35472 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store whose single use_stmt has a overlapping set of loaded and stored symbols as that use_stmt might be a noop assignment then. 2008-03-05 Joel Sherrill * gthr-rtems.h: Implement __gthread_mutex_destroy. 2008-03-05 Richard Guenther PR c++/35336 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2 should be constants. * tree-cfg.c (verify_expr): Verify it. * fold-const.c (fold_truthop): Remove code generating BIT_FIELD_REFs of structure bases. (fold_binary): Likewise. (fold_ternary): Position and size of BIT_FIELD_REFs are always host integers. (make_bit_field_ref): Remove. (optimize_bit_field_compare): Remove. (all_ones_mask_p): Remove. 2008-03-05 Gabor Loki PR gcc/33009 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps. (split_block_and_df_analyze): New. Split basic block and rebuild dataflow. (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of SPLIT_BLOCK. (split_pattern_seq): Likewise. (erase_matching_seqs): Likewise. (split_pattern_seq): Skip return insn in case of REG_NORETURN note. 2008-03-04 Geoff Keating * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed declaration and code. (tree_invalid_nonnegative_warnv_p): Likewise. 2008-03-05 Serge Belyshev * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS examples. Truncate option-names then causing overfull hbox. 2008-03-04 John David Anglin PR target/35222 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions on hpux10. * configure: Rebuilt. 2008-03-04 Rafael Espindola * fold-const.c (tree_simple_nonnegative_warnv_p): New. (tree_unary_nonnegative_warnv_p): New. (tree_binary_nonnegative_warnv_p): New. (tree_single_nonnegative_warnv_p): New. (tree_invalid_nonnegative_warnv_p): New. (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions. 2008-03-04 Manuel Lopez-Ibanez PR 28322 * opts.c (handle_option): Postpone 'unknown option' errors only for warning options. 2008-03-04 H.J. Lu PR target/35453 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ... (_SIDD_XXX): This. 2008-03-04 Rafael Espindola * fold-const.c (tree_unary_nonzero_warnv_p): New. (tree_binary_nonzero_warnv_p): New. (tree_single_nonzero_warnv_p): New. (tree_expr_nonzero_warnv_p): Redefine using the new functions. 2008-03-04 Uros Bizjak PR middle-end/35456 * fold-const.c (fold_cond_expr_with_comparison): Prevent transformations for modes that have signed zeros. * ifcvt.c (noce_try_abs): Ditto. 2008-03-04 Joseph Myers * config/i386/i386.c (override_options): Force -maccumulate-outgoing-args on if TARGET_STACK_PROBE. 2008-03-04 Jan Hubicka PR c++/35262 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo in last commit. 2008-03-04 Danny Smith * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk label to probe the stack. 2008-03-04 Danny Smith * gthr-win32.h [__GTHREAD_HIDE_WIN32API] (__gthr_win32_mutex_destroy): Declare. [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use __gthr_win32_mutex_destroy. * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define. 2008-03-03 Jan Hubicka PR c++/35262 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more aggressive on inlining cold calls. 2008-03-03 Richard Guenther * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert struct copies into the expression table. (simplify_unary_expression): Handle VIEW_CONVERT_EXPR. (try_to_simplify): Likewise. * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of integral and pointer arguments which do not change the precision to NOP_EXPRs. * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust VIEW_CONVERT_EXPR case. 2008-03-02 Sebastian Pop * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME defined in a loop at depth 0 is invariant. * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto. * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never be called at loop depth 0. 2008-03-02 Jakub Jelinek PR driver/35420 * gcc.c (process_command): Update copyright notice dates. * gcov.c (print_version): Likewise. * gcov-dump.c (print_version): Likewise. * mips-tfile.c (main): Likewise. * mips-tdump.c (main): Likewise. 2008-03-02 Manuel Lopez-Ibanez PR 24924 * c-common.c (flag_permissive): Delete. (constant_expression_warnings): Check flags first. (constant_expression_error): New. * c-common.h (flag_permissive): Delete. (constant_expression_error): Declare. * flags.h (flag_permissive): Declare. Update description. * diagnostic.c (pedwarn): Update. (permerror): New. * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind. (permissive_error_kind): New. * toplev.c (flag_permissive): Define. Update description. * toplev.h (permissive_error_kind): Declare. * c-errors.c (pedwarn_c99): Use pedantic_warning_kind. (pedwarn_c90): Use pedantic_warning_kind. * c-opts.c (c_common_post_options): flag_permissive does not affect flag_pedantic_errors. 2008-03-02 Joseph Myers * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3, __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2, __absvsi2, __absvDI2): Use unsigned arithmetic. 2008-03-02 Andi Kleen Richard Guenther * struct-equiv.c: Remove file. * cfg_cleanup.c (condjump_equiv_p): Remove. * Makefile.in (OBJS-common): Remove struct-equiv.o. (struct-equiv.o): Remove rule. * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*, insns_match_p, struct_equiv_block_eq, struct_equiv_init, rtx_equiv_p, condjump_equiv_p): Remove prototypes. 2008-03-01 Alexandre Oliva * ifcvt.c (noce_process_if_block): Try to handle only the then block if the else block exists but isn't suitable. 2008-03-01 Janne Blomqvist PR gcc/35063 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations. * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes regression from previous patch. 2008-03-01 Janne Blomqvist PR gcc/35063 * gthr.h: Add __gthread_mutex_destroy as a function that must be implemented. * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation. * gthr-single.h (__gthread_mutex_destroy): Likewise. * gthr-rtems.h (__gthread_mutex_destroy): Likewise. * gthr-mipssde.h (__gthread_mutex_destroy): Likewise. * gthr-nks.h (__gthread_mutex_destroy): Likewise. * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy. * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove. (__gthread_mutex_destroy_function): Rename to __gthread_mutex_destroy. * gthr-dce.h (__gthread_mutex_destroy): Call pthread_mutex_destroy. * gthr-tpf.h (__gthread_mutex_destroy): Likewise. * gthr-posix.h (__gthread_mutex_destroy): Likewise. * gthr-posix95.h (__gthread_mutex_destroy): Likewise. 2008-03-01 Alexandre Oliva * df-scan.c (df_ref_chain_change_bb): Simplify. (df_insn_change_bb): Add new_bb argument. Simplify. Call set_block_for_insn if there's any change. * df.h ((df_insn_change_bb): Fix prototype. * cfgrtl.c (update_bb_for_insn_chain): Pass bb to df_insn_change_bb, don't call set_block_for_insn. * emit-rtl.c (reorder_insns): Likewise. * haifa-sched.c (move_insn): Likewise. 2008-03-01 Alexandre Oliva * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly. 2008-03-01 Alexandre Oliva * tree-flow-inline.h (next_readonly_imm_use): Return NULL_USE_OPERAND_P after the end. 2008-03-01 Richard Guenther PR tree-optimization/35411 * tree-sra.c (sra_build_assignment): Split conversion to final type to a separate statement if we are not assigning to a register. 2008-02-29 Francois-Xavier Coudert * fold-const.c (fold_convertible_p): Correct the logic to follow that in fold_convert(). 2008-02-29 Douglas Gregor PR c++/35315 * tree-inline.c (build_duplicate_type): When we make a duplicate type, make it unique in the canonical types system. 2008-02-29 Tom Tromey * toplev.c (input_file_stack, input_file_stack_tick, fs_p, input_file_stack_history, input_file_stack_restored): Remove. (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise. * input.h (struct file_stack): Remove. (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise. (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS): Likewise. * diagnostic.h (struct diagnostic_context) : Change type. (diagnostic_last_module_changed): Add 'map' argument. (diagnostic_set_last_function): Likewise. * diagnostic.c (undiagnostic_report_current_module): Iterate using line map, not input_file_stack. * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc. 2008-02-29 Paul Brook * config/arm/arm.md (arm_addsi3): Add r/k/n alternative. 2008-02-29 Paul Brook * config/arm/ieee754-df.S (muldf3): Use RET macros. 2008-02-29 Richard Guenther * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via vn_lookup_or_add. * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs value for comparing for a store match. (simplify_unary_expression): Do nothing for SSA_NAMEs. (try_to_simplify): Do not do a full-blown reference lookup. 2008-02-29 Kaz Kojima * config/sh/sh.c (sh_scalar_mode_supported_p): New function. (TARGET_SCALAR_MODE_SUPPORTED_P): Define. * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling. 2008-02-29 Sebastian Pop * tree-loop-linear.c (try_interchange_loops): Compare memory access strides against cache sizes. 2008-02-29 Kaz Kojima * config/sh/sh.c (sh_secondary_reload): Handle loading a float constant to fpul. 2008-02-28 Richard Sandiford * simplify-rtx.c (simplify_unary_operation_1): Extend the handling of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value is smaller than the original promoted value. (simplify_subreg): If OP is a SUBREG, try to preserve its SUBREG_PROMOTED_VAR_P information. 2008-02-28 Steven Bosscher * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack. (VN_INFO_GET): Allocate new objects on the obstack. (init_scc_vn): Initialize the obstack. Use XDELETE instead of free for rpo_numbers_temp, for consistency. (free_scc_vn): Free the obstack. 2008-02-28 Sebastian Pop * doc/invoke.texi: Document -ftree-loop-distribution. * tree-loop-distribution.c: New. * tree-pass.h (pass_loop_distribution): New. * graphds.h (struct graph): Add htab_t indices. * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New. * tree-vectorizer.c (rename_variables_in_loop): Extern. (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL. * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared. * tree-data-ref.c (debug_data_dependence_relations): New. (dump_data_dependence_relation): Also print data references. (free_data_ref): Extern. (same_access_functions): Moved... (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt. (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component, debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg, struct rdg_vertex_info, rdg_vertex_for_stmt): New. (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up. (stmts_from_loop): Skip LABEL_EXPR. (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New. (build_rdg): Initialize rdg->indices htab. (free_rdg, stores_from_loop, ref_base_address, rdg_defs_used_in_other_loops_p, have_similar_memory_accesses, have_similar_memory_accesses_1, ref_base_address_1, remove_similar_memory_refs): New. * tree-data-ref.h: Depend on tree-chrec.h. (debug_data_dependence_relations, free_data_ref): Declared. (same_access_functions): ... here. (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New. (struct rdg_vertex): Add has_mem_write and has_mem_reads. (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New. (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component, debug_rdg_component, dump_rdg, debug_rdg, dot_rdg, rdg_vertex_for_stmt): Declared. (struct rdg_edge): Add level. (RDGE_LEVEL): New. (free_rdg, stores_from_loop, remove_similar_memory_refs, rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared. (rdg_has_similar_memory_accesses): New. * tree-vect-analyze.c: Remove unused static decls. * lambda.h (dependence_level): New. * common.opt (ftree-loop-distribution): New. * tree-flow.h (mark_virtual_ops_in_bb, slpeel_tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared. * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h. (OBJS-common): Add tree-loop-distribution.o. (tree-loop-distribution.o): New rule. * tree-cfg.c (mark_virtual_ops_in_bb): New. (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb. * passes.c (init_optimization_passes): Schedule pass_loop_distribution. 2008-02-28 Joseph Myers PR target/33963 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types other than structures and unions. 2008-02-28 Richard Guenther Revert: 2008-02-26 Richard Guenther * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ... * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here. (lookup_decl_from_uid): Declare. (remove_decl_from_map): Likewise. * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ... * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here. (decl_for_uid_map): New global hashtable mapping DECL_UID to the decl tree. (init_ttree): Allocate it. (insert_decl_to_uid_decl_map): New helper function. (make_node_stat): Insert new decls into the map. (copy_node_stat): Likewise. (lookup_decl_from_uid): New function. (remove_decl_from_map): Likewise. (print_decl_for_uid_map_statistics): New helper. (dump_tree_statistics): Call it. * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap. (referenced_var_iterator): Adjust. (FOR_EACH_REFERENCED_VAR): Adjust. (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator. (num_referenced_vars): Adjust. * tree-flow-inline.h (gimple_referenced_vars): Adjust. (first_referenced_var): Remove. (end_referenced_vars_p): Likewise. (next_referenced_var): Likewise. (referenced_var_iterator_set): New helper function. * tree-dfa.c (referenced_var_lookup): Adjust. (referenced_var_check_and_insert): Likewise. (remove_referenced_var): Likewise. * tree-ssa.c (verify_flow_insensitive_alias_info): Use FOR_EACH_REFERENCED_VAR_IN_BITMAP. (verify_call_clobbering): Likewise. (verify_memory_partitions): Likewise. (init_tree_ssa): Allocate bitmap instead of hashtable for referenced_vars. (delete_tree_ssa): Adjust. * tree-ssa-alias.c (mark_aliases_call_clobbered): Use FOR_EACH_REFERENCED_VAR_IN_BITMAP. (compute_tag_properties): Likewise. (set_initial_properties): Likewise. (find_partition_for): Likewise. (update_reference_counts): Likewise. (dump_may_aliases_for): Likewise. * tree-ssa-operands.c (add_virtual_operand): Likewise. (add_call_clobber_ops): Likewise. (add_call_read_ops): Likewise. (get_asm_expr_operands): Likewise. * tree-into-ssa.c (dump_decl_set): Likewise. (update_ssa): Likewise. * tree-sra.c (scan_function): Likewise. (decide_instantiations): Likewise. (scalarize_parms): Likewise. * tree-ssa-alias-warnings.c (build_reference_table): Likewise. (dsa_named_for): Likewise. * tree-ssa-structalias.c (update_alias_info): Likewise. (merge_smts_into): Likewise. 2008-02-27 David Daney PR target/34409 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define. * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same. * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef. * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same. * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define. 2008-02-27 Uros Bizjak PR target/25477 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add. (BUILT_IN_NEXTTOWARD): Remove. (BUILT_IN_NEXTTOWARDF): Ditto. * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of alloca/strcpy/strcat. Remove commented-out code. Fix whitespace. 2008-02-27 Tom Tromey * tree-dump.c (dequeue_and_dump) : Check DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body. 2008-02-27 Jan Beulich * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to update the respective field on newdecl. 2008-02-27 Revital Eres PR rtl-optimization/34999 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle crossing edges that ends with a call insn. (fix_up_fall_thru_edges): Handle crossing edges that ends with a call insn and clear the EDGE_CROSSING flag of the crossing edge when fixing fallthru edges. 2008-02-27 Richard Guenther PR middle-end/35390 * fold-const.c (fold_unary): Return the correct argument, converted to the result type. 2008-02-27 Richard Guenther PR middle-end/34971 * expr.c (expand_expr_real_1): Assert on rotates that operate on partial modes. * fold-const.c (fold_binary): Use the types precision, not the bitsize of the mode if folding rotate expressions. Build rotates only for full modes. 2008-02-27 Jakub Jelinek * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA and CPP_PRAGMA_EOL. * c-pragma.c (pragma_ns_name): New typedef. (registered_pp_pragmas): New variable. (c_pp_lookup_pragma): New function. (c_register_pragma_1): If flag_preprocess_only, do nothing for non-expanded pragmas, for expanded ones push pragma's namespace and name into registered_pp_pragmas vector. (c_invoke_pragma_handler): Register OpenMP pragmas even when flag_preprocess_only, don't register GCC pch_preprocess pragma if flag_preprocess_only. * c-opts.c (c_common_init): Call init_pragma even if flag_preprocess_only. * c-pragma.c (c_pp_lookup_pragma): New prototype. * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call cpp_register_pragma if flag_preprocess_only. 2008-02-26 Ralf Wildenhues PR c/28800 * c-parser.c (c_parser_translation_unit): Warn for empty translation unit, not empty source file. 2008-02-26 Paul Brook * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first operand for Thumb-2. * config/arm/arm.h (reg_class): Add CORE_REGS. (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto. (BASE_REG_CLASS): Use CORE_REGS. (PREFERRED_RELOAD_CLASS): Add STACK_REG. (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P. (REGNO_OK_FOR_INDEX_P): Exclude SP. (ARM_REG_OK_FOR_INDEX_P): Always define. Use ARM_REGNO_OK_FOR_INDEX_P. (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp]. * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn, arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives. (ldm/stm peepholes): Ditto. * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives. * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto. * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto. * config/arm/constraints.md: Enable "k" constraint on ARM. 2008-02-27 Ben Elliston * config/rs6000/rs6000.c: Annotate cache line size field in all instances of struct processor_costs. 2008-02-26 David Edelsohn * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1, dse2, gcse, if_conversion, if_after_combine, if_after_reload, jump_bypass): New counters. * cfgcleanup.c (cleanup_cfg): Add dbg_cnt. * dce.c (gate_ud_dce): Same. (gate_fast_dce): Same. * dse.c (gate_dse1): New function. (gate_dse2): New function. (gate_dse): Merge results of new gate functions. * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt. (gate_handle_jump_bypass): Add dbg_cnt. (gate_handle_gcse): Add dbg_cnt. * ifcvt.c (gate_handle_if_conversion): Same. (gate_handle_if_after_combine): Same. (gate_handle_if_after_reload): Same. * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o. 2008-02-26 Edmar Wienskoski * config/rs6000/rs6000.c (processor_costs): Update e300 cache line sizes. * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus. 2008-02-26 Jason Merrill PR c++/35315 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE alone if it's the naming decl for the type's main variant. 2008-02-26 Tom Tromey * system.h (USE_MAPPED_LOCATION): Poison. * Makefile.in (GTFILES): Put CPP_ID_DATA_H first. * tree-cfg.c (make_cond_expr_edges): Remove old location code. (make_goto_expr_edges): Likewise. (remove_bb): Likewise. (execute_warn_function_return): Likewise. * basic-block.h (struct edge_def) : Change type to location_t. * c-common.c (fname_decl): Remove old location code. * tree-vect-transform.c (vect_finish_stmt_generation): Remove old location code. * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location variant. (ASM_INPUT_SOURCE_LOCATION): Likewise. (gen_rtx_ASM_INPUT): Likewise. (gen_rtx_ASM_INPUT_loc): Likewise. (get_rtx_asm_OPERANDS): Remove. * cfglayout.c (insn_locators_alloc): Remove old location code. (set_curr_insn_source_location): Likewise. (curr_insn_locator): Likewise. * print-tree.c (print_node): Remove old location code. * tree-mudflap.c (mf_varname_tree): Remove old location code. (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION. * cfgexpand.c (expand_gimple_cond_expr): Don't use location_from_locus. (construct_exit_block): Remove old location code. * emit-rtl.c (force_next_line_note): Remove old location code. * profile.c (branch_prob): Remove old location code. * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): Remove old-location variants. * langhooks.c (lhd_print_error_function): Remove old location code. * configure, config.in: Rebuilt. * configure.ac (--enable-mapped-location): Remove. * c-decl.c (c_init_decl_processing): Remove old location code. (finish_function): Likewise. * recog.c (decode_asm_operands): Remove old location code. * c-pch.c (c_common_read_pch): Remove old location code. * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location variants. * gimple-low.c (lower_function_body): Remove old location code. * toplev.c (unknown_location): Remove. (push_srcloc): Remove old-location variant. (process_options): Remove old location code. (lang_dependent_init): Likewise. * input.h (UNKNOWN_LOCATION): Move definition. (location_t): Undeprecate. (source_locus): Remove. (location_from_locus): Remove. (struct location_s): Remove. Remove all old-location code. (input_line, input_filename): Remove. * final.c (final_scan_insn): Remove old location code. * diagnostic.c (diagnostic_build_prefix): Remove USE_MAPPED_LOCATION test. * tree.h (gimple_stmt) : Now a location_t. (tree_exp) : Likewise. (DECL_IS_BUILTIN): Remove old-location variant. (annotate_with_file_line, annotate_with_locus): Likewise. (expr_locus, set_expr_locus): Update. * tree.c (build1_stat): Remove old location code. (last_annotated_node): Remove. (annotate_with_file_line): Remove old-location variant. (annotate_with_locus): Likewise. (expr_location): Remove old location code. (set_expr_location): Likewise. (expr_has_location): Likewise. (expr_locus): Likewise. (set_expr_locus): Likewise. (expr_filename): Don't use location_from_locus. (expr_lineno): Likewise. * rtl-error.c (location_for_asm): Remove old location code. * c-lex.c (cb_line_change): Remove old location code. (fe_file_change): Likewise. (cb_def_pragma): Likewise. (c_lex_with_flags): Likewise. * gengtype.c (do_typedef): Don't special-case location types. (define_location_structures): Remove. (main): Don't call define_location_structures. * tree-pretty-print.c (dump_implicit_edges): Remove old location code. 2008-02-26 Manuel Lopez-Ibanez PR 26264 * builtins.def (BUILT_IN_STDARG_START): Remove. * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START. * tree-stdarg.c (execute_optimize_stdarg): Likewise. * tree-inline.c (inline_forbidden_p_1): Likewise. 2008-02-26 Richard Guenther * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ... * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here. (lookup_decl_from_uid): Declare. (remove_decl_from_map): Likewise. * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ... * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here. (decl_for_uid_map): New global hashtable mapping DECL_UID to the decl tree. (init_ttree): Allocate it. (insert_decl_to_uid_decl_map): New helper function. (make_node_stat): Insert new decls into the map. (copy_node_stat): Likewise. (lookup_decl_from_uid): New function. (remove_decl_from_map): Likewise. (print_decl_for_uid_map_statistics): New helper. (dump_tree_statistics): Call it. * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap. (referenced_var_iterator): Adjust. (FOR_EACH_REFERENCED_VAR): Adjust. (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator. (num_referenced_vars): Adjust. * tree-flow-inline.h (gimple_referenced_vars): Adjust. (first_referenced_var): Remove. (end_referenced_vars_p): Likewise. (next_referenced_var): Likewise. (referenced_var_iterator_set): New helper function. * tree-dfa.c (referenced_var_lookup): Adjust. (referenced_var_check_and_insert): Likewise. (remove_referenced_var): Likewise. * tree-ssa.c (verify_flow_insensitive_alias_info): Use FOR_EACH_REFERENCED_VAR_IN_BITMAP. (verify_call_clobbering): Likewise. (verify_memory_partitions): Likewise. (init_tree_ssa): Allocate bitmap instead of hashtable for referenced_vars. (delete_tree_ssa): Adjust. * tree-ssa-alias.c (mark_aliases_call_clobbered): Use FOR_EACH_REFERENCED_VAR_IN_BITMAP. (compute_tag_properties): Likewise. (set_initial_properties): Likewise. (find_partition_for): Likewise. (update_reference_counts): Likewise. (dump_may_aliases_for): Likewise. * tree-ssa-operands.c (add_virtual_operand): Likewise. (add_call_clobber_ops): Likewise. (add_call_read_ops): Likewise. (get_asm_expr_operands): Likewise. * tree-into-ssa.c (dump_decl_set): Likewise. (update_ssa): Likewise. * tree-sra.c (scan_function): Likewise. (decide_instantiations): Likewise. (scalarize_parms): Likewise. * tree-ssa-alias-warnings.c (build_reference_table): Likewise. (dsa_named_for): Likewise. * tree-ssa-structalias.c (update_alias_info): Likewise. (merge_smts_into): Likewise. 2008-02-26 Manuel Lopez-Ibanez PR 34351 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var. * c-opts.c (c_common_handle_option): Wall enables Wvolatile-register-var. * common.opt: Move Wvolatile-register-var to... * c.opt: ...here. 2008-02-26 Manuel Lopez-Ibanez * common.opt (Wlarger-than=): New. * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with -Wlarger-than=. * opts.c (common_handle_option): Handle -Wlarger-than=. * optc-gen.awk: Likewise. * opth-gen.awk: Likewise. * stor-layout.c (layout_decl): Use -Wlarger-than= for warning. * tree-optimize.c (tree_rest_of_compilation): Likewise. 2008-02-26 Manuel Lopez-Ibanez * c-common.c (match_case_to_enum_1): Add appropriate OPT_W* parameter to warning. (c_do_switch_warnings): Likewise. * c-typeck.c (warning_init): Add one more parameter following 'warning' function. (push_init_level): Update call to warning_init. (pop_init_level): Likewise. (add_pending_init): Likewise. (output_init_element: Likewise. 2008-02-26 Manuel Lopez-Ibanez PR 28322 * toplev.c (toplev_main): If there are warnings or error, print errors for ignored options. * opts.c (ignored_options): New static variable. (postpone_unknown_option_error): New. (print_ignored_options): New. (handle_option): Postpone errors for unknown -Wno-* options. * opts.h (print_ignored_options): Declare. 2008-02-25 Richard Sandiford * config/mips/mips.md (loadgp_blockage, blockage): Change type to "ghost". 2008-02-25 Richard Guenther Revert: 2008-02-25 Richard Guenther * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ... * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here. (lookup_decl_from_uid): Declare. * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ... * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here. (decl_for_uid_map): New global hashtable mapping DECL_UID to the decl tree. (init_ttree): Allocate it. (insert_decl_to_uid_decl_map): New helper function. (make_node_stat): Insert new decls into the map. (copy_node_stat): Likewise. (lookup_decl_from_uid): New function. (print_decl_for_uid_map_statistics): New helper. (dump_tree_statistics): Call it. * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap. (referenced_var_iterator): Adjust. (FOR_EACH_REFERENCED_VAR): Adjust. (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator. (num_referenced_vars): Adjust. * tree-flow-inline.h (gimple_referenced_vars): Adjust. (first_referenced_var): Remove. (end_referenced_vars_p): Likewise. (next_referenced_var): Likewise. (referenced_var_iterator_set): New helper function. * tree-dfa.c (referenced_var_lookup): Adjust. (referenced_var_check_and_insert): Likewise. (remove_referenced_var): Likewise. * tree-ssa.c (verify_flow_insensitive_alias_info): Use FOR_EACH_REFERENCED_VAR_IN_BITMAP. (verify_call_clobbering): Likewise. (verify_memory_partitions): Likewise. (init_tree_ssa): Allocate bitmap instead of hashtable for referenced_vars. (delete_tree_ssa): Adjust. * tree-ssa-alias.c (mark_aliases_call_clobbered): Use FOR_EACH_REFERENCED_VAR_IN_BITMAP. (compute_tag_properties): Likewise. (set_initial_properties): Likewise. (find_partition_for): Likewise. (update_reference_counts): Likewise. (dump_may_aliases_for): Likewise. * tree-ssa-operands.c (add_virtual_operand): Likewise. (add_call_clobber_ops): Likewise. (add_call_read_ops): Likewise. (get_asm_expr_operands): Likewise. * tree-into-ssa.c (dump_decl_set): Likewise. (update_ssa): Likewise. * tree-sra.c (scan_function): Likewise. (decide_instantiations): Likewise. (scalarize_parms): Likewise. * tree-ssa-alias-warnings.c (build_reference_table): Likewise. (dsa_named_for): Likewise. * tree-ssa-structalias.c (update_alias_info): Likewise. (merge_smts_into): Likewise. 2008-02-25 Janne Blomqvist PR fortran/29549 * doc/invoke.texi (-fcx-limited-range): Document new option. * toplev.c (process_options): Handle -fcx-fortran-rules. * common.opt: Add documentation for -fcx-fortran-rules. 2008-02-25 Janne Blomqvist PR c/35162 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with actual behaviour and C99. 2008-02-26 Ben Elliston * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define. (ASM_CPU_POWER6_SPEC): Likewise. (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5. Likewise, pass %(asm_cpu_power6) for -mcpu=power6. (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings. 2008-02-25 Richard Guenther * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ... * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here. (lookup_decl_from_uid): Declare. * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ... * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here. (decl_for_uid_map): New global hashtable mapping DECL_UID to the decl tree. (init_ttree): Allocate it. (insert_decl_to_uid_decl_map): New helper function. (make_node_stat): Insert new decls into the map. (copy_node_stat): Likewise. (lookup_decl_from_uid): New function. (print_decl_for_uid_map_statistics): New helper. (dump_tree_statistics): Call it. * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap. (referenced_var_iterator): Adjust. (FOR_EACH_REFERENCED_VAR): Adjust. (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator. (num_referenced_vars): Adjust. * tree-flow-inline.h (gimple_referenced_vars): Adjust. (first_referenced_var): Remove. (end_referenced_vars_p): Likewise. (next_referenced_var): Likewise. (referenced_var_iterator_set): New helper function. * tree-dfa.c (referenced_var_lookup): Adjust. (referenced_var_check_and_insert): Likewise. (remove_referenced_var): Likewise. * tree-ssa.c (verify_flow_insensitive_alias_info): Use FOR_EACH_REFERENCED_VAR_IN_BITMAP. (verify_call_clobbering): Likewise. (verify_memory_partitions): Likewise. (init_tree_ssa): Allocate bitmap instead of hashtable for referenced_vars. (delete_tree_ssa): Adjust. * tree-ssa-alias.c (mark_aliases_call_clobbered): Use FOR_EACH_REFERENCED_VAR_IN_BITMAP. (compute_tag_properties): Likewise. (set_initial_properties): Likewise. (find_partition_for): Likewise. (update_reference_counts): Likewise. (dump_may_aliases_for): Likewise. * tree-ssa-operands.c (add_virtual_operand): Likewise. (add_call_clobber_ops): Likewise. (add_call_read_ops): Likewise. (get_asm_expr_operands): Likewise. * tree-into-ssa.c (dump_decl_set): Likewise. (update_ssa): Likewise. * tree-sra.c (scan_function): Likewise. (decide_instantiations): Likewise. (scalarize_parms): Likewise. * tree-ssa-alias-warnings.c (build_reference_table): Likewise. (dsa_named_for): Likewise. * tree-ssa-structalias.c (update_alias_info): Likewise. (merge_smts_into): Likewise. 2008-02-25 Andreas Krebbel PR target/35258 * cse.c (cse_insn): Avoid creation of overlapping MEMs. * alias.c (nonoverlapping_memrefs_p): Export for use in other modules. * alias.h (nonoverlapping_memrefs_p): Likewise. 2008-02-25 Jan Beulich * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T). * config/i386/netware-libgcc.exp: Add __bswap?i2, __emultls_get_address, __emultls_register_common, __floatundi?f, and _Unwind_GetIPInfo. * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix(). (gen_regparm_prefix): Likewise. (i386_nlm_encode_section_info): Sync with config/i386/winnt.c:i386_pe_encode_section_info(). (i386_nlm_maybe_mangle_decl_assembler_name): New. i386_nlm_mangle_decl_assembler_name): New. (netware_override_options): New. * config/i386/netware.h (netware_override_options): Declare. (OVERRIDE_OPTIONS): Re-define to netware_override_options. (i386_nlm_mangle_decl_assembler_name): Declare. (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define. 2008-02-25 Ben Elliston PR other/32948 * c-decl.c (grokdeclarator): Remove unused local variables `typedef_type' and `type_as_written'. * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges): Remove unused local variable `has_hot_blocks'. (fix_crossing_conditional_branches): Remove unused local variable `prev_bb'. 2008-02-25 Uros Bizjak PR middle-end/19984 * builtins.def (BUILT_IN_NAN): Define as c99 builtin using DEF_C99_BUILTIN. (BUILT_IN_NANF): Ditto. (BUILT_IN_NANL): Ditto. 2008-02-25 Ayal Zaks Revital Eres * modulo-sched.c (calculate_must_precede_follow): Address TODO regarding the order of two dependent insns in the same row. 2008-02-25 Eric Botcazou * stor-layout.c (layout_decl): Do not bump the alignment of a bit-field to more than byte alignment if it is packed. 2008-02-24 David Edelsohn * config/rs6000/rs6000.c (processor_costs): Add cache costs for e300c2 and e300c3. 2008-02-24 Diego Novillo http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html PR 33738 * tree-vrp.c (vrp_evaluate_conditional): With -Wtype-limits, emit a warning when comparing against a constant outside the natural range of OP0's type. * c.opt (Wtype-limits): Move ... * common.opt (Wtype-limits): ... here. 2008-02-24 Edmar Wienskoski * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3. * config/rs6000/e300c2c3.md: New file. * config/rs6000/rs6000.c (processor_costs): Add new costs for e300c2 and e300c3. (rs6000_override_options): Add e300c2 and e300c3 cases to processor_target_table. Do not allow usage of Altivec or Spe with e300 cores. Initialize rs6000_cost for e300c2 and e300c3. (rs6000_issue_rate): Set issue rate for e300c2 and e300c3. * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3. (ASM_CPU_SPEC): Add e300c2 and e300c3. * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2 and ppce300c3. Include e300c2c3.md. 2008-02-23 David Edelsohn * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT instead of TARGET_STRICT_ALIGN. 2008-02-23 Joseph Myers * explow.c (memory_address): Assert that the generated address is valid. 2008-02-23 Francois-Xavier Coudert PR target/25477 * config/darwin-protos.h: Add darwin_patch_builtins prototype. * config/darwin-ppc-ldouble-patch.def: New file. * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro. * config/rs6000/rs6000.c (rs6000_init_builtins): Call SUBTARGET_INIT_BUILTINS if defined. * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins): New functions. 2008-02-23 Andrew Pinski PR rtl-opt/33512 * simplify-rtx.c (simplify_binary_operation_1): Add simplification of (and X (ior (not X) Y) and (and (ior (not X) Y) X). 2008-02-23 Andrew Pinski PR pch/35027 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH file" warning condtional on -Winvalid-PCH. 2008-02-23 Daniel Jacobowitz * expmed.c (extract_bit_field): Always use adjust_address for MEM. 2008-02-23 Uros Bizjak PR target/22076 PR target/34256 * config/i386/mmx.md (*mov_internal_rex64): Use "!y" to prevent reload from using MMX registers. (*mov_internal): Ditto. (*movv2sf_internal_rex64): Ditto. (*movv2sf_internal): Ditto. 2008-02-23 Ralf Wildenhues PR documentation/31569 * doc/install.texi2html: Use makeinfo --no-number-sections. 2008-02-22 Nathan Froyd * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to ensure that we can address an entire entity > 8 bytes. Don't generate reg+reg addressing for such data. 2008-02-22 Nathan Froyd * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign strings when optimizing for size, unless the target cares about alignment. 2008-02-22 Tom Tromey * regclass.c (current_pass): Remove declaration. 2008-02-22 Anatoly Sokolov * config/avr/libgcc.S (__RAMPZ__): Define. (__do_copy_data): Add for devices with 128KB code memory. 2008-02-22 Nathan Froyd * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use spe_abi. * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise. 2008-02-22 Hans-Peter Nilsson * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for GENNONACR_REGS. 2008-02-22 Ralf Wildenhues PR c/19999 * c-typeck.c (build_binary_op): Warn about floating point comparisons if FLOAT_TYPE_P, not only for REAL_TYPE. 2008-02-21 Janis Johnson PR target/34526 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment. (rs6000_explicit_options): Split abi into spe_abi and altivec_abi, add vrsave. (rs6000_override_options): Set altivec_abi as default, not override, for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI is used; use new member spe_abi. (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use spe_abi and altivec_abi. 2008-02-22 Tomas Bily * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo. 2008-02-21 Ralf Wildenhues PR bootstrap/35273 * config.build (build_file_translate): Set to `CMD //c' only if it works. * Makefile.in (build_file_translate): Improve comment. 2008-02-21 Jan Hubicka * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL, PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update. 2008-02-21 Michael Matz PR target/35264 * config/i386/i386.c (ix86_expand_branch): Add missing breaks. 2008-02-21 Uros Bizjak * config/i386/i386.md (movcc): Macroize expander from movsfcc, movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P as insn constraint. * config/i386/sse.md (_movup): Macroize insn from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint. (_movmskp): Ditto from similar patterns. (sse4a_movnt): Macroize insn from sse4a_movntsf and sse4a_movntdf using MODEF mode iterator. (sse4a_vmmovnt): Macroize insn form sse4a_vmmovntv2df and sse4a_vmmovntv4sf using SSEMODEF2P mode iterator. (sse4_1_blendp): Ditto from similar patterns. (sse4_1_blendvp): Ditto. (sse4_1_dpp): Ditto. (sse4_1_roundp): Ditto. (sse4_1_rounds): Ditto. 2008-02-21 Richard Guenther * tree.def (PAREN_EXPR): New tree code. * fold-const.c (fold_unary): Remove PAREN_EXPR around constants and PAREN_EXPR. * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR. * expr.c (expand_expr_real_1): Likewise. * tree-inline.c (estimate_num_insns_1): Likewise. * tree-complex.c (expand_complex_move): Likewise. * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x) as plain x. 2008-02-20 Kaz Kojima PR target/35225 * config/sh/sh.c (find_barrier): Don't go past 'from' argument. 2008-02-20 Kaz Kojima PR target/35190 * config/sh/sh.md (jump_compact): Disable for crossing jumps. * config/sh/sh.c (find_barrier): Don't go past NOTE_INSN_SWITCH_TEXT_SECTIONS note. 2008-02-20 DJ Delorie * config/h8300/h8300.md (insv): Force source operand to be a register. * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn as a jump, not as a plain insn. 2008-02-20 Seongbae Park * doc/invoke.texi (Warning Options): Add new option -Wframe-larger-than=. (-Wframe-larger-than): Document. * flags.h (warn_frame_larger_than, frame_larger_than_size): Add declarations for new option variables. * final.c (final_start_function): Check the frame size before emission and issue a Wframe-larger-than warning. * opts.c (warn_frame_larger_than, frame_larger_than_size): Add definitions for new option variables. (common_handle_option): Handle new option OPT_Wframe_larger_than_. * common.opt (Wframe-larger-than=): New option. 2008-02-20 Uros Bizjak * config/i386/sse.md (_vmmul3): Fix typo in asm template. (_div3): Ditto. (_vmdiv3): Ditto. (_vmsqrt2): Ditto. (*smax3): Ditto. (sse5_frcz2): Ditto. (sse5_vmfrcz2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND as insn constraint. 2008-02-20 Richard Guenther PR middle-end/35265 * builtins.c (validate_arg): If we want an INTEGER_TYPE, be happy with INTEGRAL_TYPE_P. 2008-02-20 Richard Guenther * fold-const.c (split_tree): Associate floatig-point expressions if flag_associative_math is set. 2008-02-20 Richard Guenther * tree.h (fold_real_zero_addition_p): Declare. * fold-const.c (fold_real_zero_addition_p): Export. * tree-ssa-reassoc.c (eliminate_using_constants): Also handle floating-point operations with zero and one. 2008-02-20 Paolo Bonzini * doc/install.texi: Correct references to CFLAGS, replacing them with BOOT_CFLAGS. Document flags used during bootstrap for target libraries. 2008-02-20 Uros Bizjak * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define. * config/i386/i386.md (*sse_setcc): Macroize from *sse_setccsf and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as insn constraint. (smin3): Ditto from similar patterns. (smax3): Ditto. (*ieee_smin3): Ditto. (*ieee_smax3): Ditto. * config/i386/sse.md (sse): New mode attribute. (mov): Macroize expander from movv4sf and movv2df using SSEMODEF2P mode iterator. (_movnt): Ditto from similar patterns. Use SSE_VEC_FLOAT_MODE_P as insn constraint. (storent): Ditto. (storent): Macroize expander from storentsf and storentdf using MODEF mode iterator. (neg2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint. (abs2): Ditto from similar patterns. (add3, *add3, _vmadd3): Ditto. (sub3, *sub3, _vmsub3): Ditto. (_div3, _vmdiv3): Ditto. (_vmsqrt2): Ditto. (smin3, *smin3_finite, *smin3) (_vmsmin3, *ieee_smin3): Ditto. (smax3, *smax3_finite, *smax3) (_vmsmax3, *ieee_smax3): Ditto. (_maskcmp3): Macroize from sse_maskcmpv4sf3, sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as insn constraint. (_comi): Macroize from sse_comi and sse2_comi using MODEF mode iterator and SSE_FLOAT_MODE_P as insn constraint. (_ucomi): Ditto from similar patterns. (_vmmaskcmp3): Macroize from sse_vmmaskcmpv4sf3 and sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint. (vcond): Ditto from similar patterns. (and3, *and3): Ditto. (_nand3): Ditto. (ior3, *ior3): Ditto. (xor3, *xor3): Ditto. (*and3): Macroize from *andsf3 and *anddf3 using MODEF mode iterator and SSE_FLOAT_MODE_P as insn constraint. (*nand3): Ditto from similar patterns. (*ior3): Ditto. (*xor3): Ditto. 2008-02-20 Ira Rosen * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi, vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi, vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement. 2008-02-19 Jan Hubicka * predict.c (tree_bb_level_predictions): Remove variable next mistakely introduced by previous commit. 2008-02-19 Jan Hubicka * predict.c (predict_paths_leading_to): Rewrite. (predict_paths_for_bb): New. (tree_bb_level_predictions): Update call of predict_paths_leading_to. 2008-02-19 Ralf Wildenhues PR bootstrap/35218 * Makefile.in (build_file_translate): New. (gcc-vers.texi): Use it for translating $(abs_srcdir). * config.build (build_file_translate): Set to `CMD //c' on MinGW. * configure.ac (build_file_translate): Substitute it. * configure: Regenerate. 2008-02-19 Jan Hubicka PR rtl-optimization/34408 * see.c (see_def_extension_not_merged): Copy subreg so we don't have invalid sharing. 2008-02-19 Jan Hubicka PR middle-end/28779 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of call_expr. 2008-02-19 H.J. Lu PR Ada/35186 * config/i386/i386-modes.def: Revert the last DI alignment change until Ada people can look into it. 2008-02-19 Nick Clifton * opts.c (print_specific_help): Fix typo in --help text. 2008-02-19 Jakub Jelinek PR target/35239 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special 32-bit inline asm without asm alternatives for host GCC < 3.0. 2008-02-19 Richard Guenther PR tree-optimization/34989 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure. Allow propagation to INDIRECT_REF if we can simplify only. 2008-02-19 Manuel Lopez-Ibanez * c-common.c (warn_for_collisions_1): Use appropriate option when warning. 2008-02-19 Nick Clifton PR other/31349 * opts.c (undocumented_msg): Leave blank unless checking is enabled. (handle_options): Fix indentation. (print_filtered_help): If no language-specific options were displayed tell the user how to list all the options supported by the language's front-end. (print_specific_help): Fix indentation and remove duplicate line. (common_handle_option): Handle the -v option. For --help enable the display of undocumented options if the -v switch has been included on the command line. For --help= check for overlaps in the arguments between the option classes and the language names and issue a warning when they cannot be disambiguated. * c.opt (v): Pass on to the common option handler. 2008-02-19 Revital Eres * modulo-sched.c (sms_schedule): Change dump message when create_ddg function fails. (try_scheduling_node_in_cycle): Rename row to cycle. (print_partial_schedule): Rename CYCLE to ROW. 2008-02-19 Christian Bruel Zdenek Dvorak * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment. 2008-02-19 Uros Bizjak PR target/33555 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern. (*x86_movdicc_0_m1_se): Ditto. 2008-02-19 Uros Bizjak * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef. (CMPtype): Define as __gcc_CMPtype. * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef. (CMPtype): Define as __gcc_CMPtype. 2008-02-19 Hans-Peter Nilsson Support valgrind 3.3 for --enable-checking=valgrind. * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines here. [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS. [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE. [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE. * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines. Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED, VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS respectively. * ggc-zone.c: Similar. * ggc-page.c: Similar. 2008-02-19 Paul Brook PR target/35071 * config/arm/ieee754-df.S: Fix do_it typo. * config/arm/ieee754-sf.S: Fix do_it typo. 2008-02-18 H.J. Lu PR target/35189 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New. (OPTION_MASK_ISA_3DNOW_SET): Likewise. (OPTION_MASK_ISA_SSE_SET): Likewise. (OPTION_MASK_ISA_SSE2_SET): Likewise. (OPTION_MASK_ISA_SSE3_SET): Likewise. (OPTION_MASK_ISA_SSSE3_SET): Likewise. (OPTION_MASK_ISA_SSE4_1_SET): Likewise. (OPTION_MASK_ISA_SSE4_2_SET): Likewise. (OPTION_MASK_ISA_SSE4_SET): Likewise. (OPTION_MASK_ISA_SSE4A_SET): Likewise. (OPTION_MASK_ISA_SSE5_SET): Likewise. (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise. (OPTION_MASK_ISA_MMX_UNSET): Updated. (OPTION_MASK_ISA_3DNOW_UNSET): Updated. (OPTION_MASK_ISA_SSE_UNSET): Likewise. (OPTION_MASK_ISA_SSE3_UNSET): Likewise. (OPTION_MASK_ISA_SSSE3_UNSET): Likewise. (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise. (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise. (OPTION_MASK_ISA_SSE4A_UNSET): Likewise. (OPTION_MASK_ISA_SSE5_UNSET): Likewise. (OPTION_MASK_ISA_SSE4): Removed. (ix86_handle_option): Turn on bits in ix86_isa_flags and ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX. (override_options): Don't turn on implied SSE/MMX bits in ix86_isa_flags. 2008-02-18 H.J. Lu * config/i386/i386-modes.def: Use 4 byte alignment on DI for 32bit host. 2008-02-18 Joey Ye PR middle-end/34921 * tree-nested.c (insert_field_into_struct): Set type alignment to field alignment if the former is less than the latter. 2008-02-18 Jakub Jelinek * BASE-VER: Set to 4.4.0. 2008-02-17 Ralf Wildenhues * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate. * doc/cfg.texi: Likewise. * doc/extend.texi: Likewise. * doc/gty.texi: Likewise. * doc/invoke.texi: Likewise. * doc/loop.texi: Likewise. * doc/md.texi: Likewise. * doc/passes.texi: Likewise. * doc/rtl.texi: Likewise. * doc/sourcebuild.texi: Likewise. * doc/tm.texi: Likewise. * doc/tree-ssa.texi: Likewise. 2008-02-17 Richard Guenther PR middle-end/35227 * tree-complex.c (init_parameter_lattice_values): Handle parameters without default definition. 2008-02-17 Richard Guenther PR tree-optimization/35231 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0 if A | B != 1. 2008-02-17 Uros Bizjak Revert: 2008-02-15 Uros Bizjak * config/i386/sfp-machine.h (CMPtype): Define as typedef using libgcc_cmp_return mode. 2008-02-16 Manuel Lopez-Ibanez PR c/28368 * doc/invoke.texi (-std): Clarify description of -std= and -ansi. 2008-02-16 Ralf Corsepius * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475 multilibs. 2008-02-16 Ralf Wildenhues * doc/c-tree.texi: Use `@.' where appropriate. * doc/extend.texi: Likewise. * doc/install.texi: Likewise. * doc/invoke.texi: Likewise. * doc/loop.texi: Likewise. * doc/makefile.texi: Likewise. * doc/md.texi: Likewise. * doc/passes.texi: Likewise. * doc/standards.texi: Likewise. * doc/tm.texi: Likewise. 2008-02-15 Jakub Jelinek PR middle-end/35196 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v in entry_bb. (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb rather than in entry_bb. 2008-02-15 Uros Bizjak * config/i386/sfp-machine.h (CMPtype): Define as typedef using libgcc_cmp_return mode. 2008-02-15 Jakub Jelinek PR middle-end/35130 * tree-nested.c (convert_call_expr): Put FRAME.* vars into OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause. 2008-02-15 Richard Guenther Zdenek Dvorak PR tree-optimization/35164 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare. * tree-dfa.c (stmt_references_abnormal_ssa_name): New function. * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars): Only propagate addresses which do not have abnormal SSA_NAMEs in their operands. 2008-02-15 Joseph Myers PR target/35088 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define. 2008-02-15 Jan Hubicka PR middle-end/35149 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag. 2008-02-15 Uros Bizjak PR middle-end/34621 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY when calculating alignment_pad. 2008-02-15 Uros Bizjak * config/i386/i386.h (CLEAR_RATIO): Use MIN macro. (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define. * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro and STACK_BOUNDARY define. 2008-02-14 Danny Smith PR preprocessor/35061 * c-pragma.c (handle_pragma_pop_macro): Check that pushed_macro_table has been allocated. 2008-02-14 Eric Botcazou PR middle-end/35136 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change. (force_gimple_operand): Likewise. * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR. Also recurse on the operand for regular VIEW_CONVERT_EXPRs. (find_interesting_uses_address): Check addressability and alignment of the base expression only after substituting bases of IVs into it. 2008-02-14 Michael Matz PR target/34930 * function.c (instantiate_virtual_regs_in_insn): Reload address before falling back to reloading the whole operand. 2008-02-14 Andreas Krebbel * config/s390/s390.c (s390_mainpool_start): Emit the pool before the first section switch note. 2008-02-14 Ralf Wildenhues * doc/bugreport.texi: Update copyright years. * doc/c-tree.texi: Likewise. * doc/cfg.texi: Likewise. * doc/cpp.texi: Likewise. * doc/cppinternals.texi: Likewise. * doc/fragments.texi: Likewise. * doc/frontends.texi: Likewise. * doc/gcc.texi: Likewise. * doc/gty.texi: Likewise. * doc/hostconfig.texi: Likewise. * doc/implement-c.texi: Likewise. * doc/libgcc.texi: Likewise. * doc/loop.texi: Likewise. * doc/makefile.texi: Likewise. * doc/options.texi: Likewise. * doc/passes.texi: Likewise. * doc/rtl.texi: Likewise. * doc/sourcebuild.texi: Likewise. * doc/standards.texi: Likewise. * doc/tree-ssa.texi: Likewise. * doc/trouble.texi: Likewise. * doc/extend.texi: Use @: or add comma where appropriate. * doc/invoke.texi: Likewise. * doc/tm.texi: Likewise. 2008-02-14 Alan Modra PR target/34393 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1] to a reg. 2008-02-14 Jesper Nilsson * doc/md.texi (clz, ctz): Add reference. * doc/rtl.texi (clz, ctz): Likewise. 2008-02-13 Ralf Wildenhues PR other/35148 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of srcdir. 2008-02-13 Andreas Krebbel * config/s390/s390.c (struct constant_pool): New field emit_pool_after added. (s390_mainpool_start): Set the emit_pool_after flag according to the section switch notes. (s390_mainpool_finish): Consider emit_pool_after when emitting the literal pool at the end of the function. (s390_chunkify_start): Force literal pool splits at section switch notes. 2008-02-13 Michael Matz PR debug/35065 * var-tracking.c (clobber_variable_part): Correctly traverse the list. 2008-02-13 Manuel Lopez-Ibanez PR 29673 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined. Add -fdump-ipa-inline. * tree-dump.c (dump_files): Remove tree-inlined dump. * tree-pass.h (tree_dump_index): Remove TDI_inlined. 2008-02-12 Richard Guenther PR tree-optimization/35171 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with default defs. 2008-02-12 Richard Guenther PR middle-end/35163 * fold-const.c (fold_widened_comparison): Use get_unwidened in value-preserving mode. Disallow final truncation. 2008-02-12 Eric Botcazou PR middle-end/35136 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming code from here to... (force_gimple_operand): ...here. 2008-02-12 Jakub Jelinek PR c++/35144 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying non-compatible pointers. (generate_element_copy): If SRC and DST are RECORD_TYPEs with different FIELD_DECLs, try harder by comparing field offsets, sizes and types. PR inline-asm/35160 * function.c (match_asm_constraints_1): Don't replace the same input multiple times. 2008-02-12 Anatoly Sokolov * config/avr/avr.h (AVR_HAVE_RAMPZ): Define. * config/avr/avr.c (expand_prologue): Save RAMPZ register. (expand_epilogue): Restore RAMPZ register. * config/avr/avr.md (RAMPZ_ADDR): New constant. 2008-02-11 Kai Tietz * config/i386/cygwin.asm: (__alloca): Correct calling convention and alignment. (__chkstk): Force 8 byte stack alignment. 2008-02-11 Uros Bizjak Richard Guenther PR tree-optimization/33992 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of the zero we compare against. 2008-02-10 Danny Smith PR libfortran/35063 * gthr-win32.h (__gthread_mutex_destroy_function): New function to CloseHandle after unlocking to prevent accumulation of handle count. 2008-02-09 John David Anglin PR middle_end/34150 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note and update LABEL_NUSES during and after reload. 2008-02-08 Steven Bosscher PR middle-end/34627 * combine.c (simplify_if_then_else): Make sure the comparison is against const0_rtx when simplifying to (abs x) or (neg (abs X)). 2008-02-08 Richard Sandiford PR bootstrap/35051 * double-int.h: Don't include gmp.h for GENERATOR_FILEs. (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs. * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs. (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs. * tree.h (get_type_static_bounds): Likewise. 2008-02-08 Ralf Wildenhues * doc/invoke.texi (Option Summary, C++ Dialect Options) (Objective-C and Objective-C++ Dialect Options, Warning Options): Make -Wfoo language annotations match what the compiler outputs. 2008-02-08 Sa Liu * config/spu/spu-builtins.def: Fixed wrong parameter type in spu intrinsics spu_convts, spu_convtu, spu_convtf. 2008-02-08 Hans-Peter Nilsson * doc/extend.texi (Function Attributes) : Mention asm ("") as method to keep calls. 2008-02-07 Manuel Lopez-Ibanez PR other/32754 * doc/options.texi (Options): Replace references to opts.sh with optc-gen.awk. * opts-common.c: Likewise. * optc-gen.awk: Likewise. 2008-02-07 Andreas Krebbel * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit. 2008-02-07 Richard Henderson PR rtl-opt/33410 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an EXPR_LIST for the REG_EQUAL instead of a comparison with a funny mode. 2008-02-07 Uros Bizjak PR tree-optimization/35085 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update for operand entry oe2 in addition to operand entry oe3 in order to expose more opportunities for vectorizer sum reduction. 2008-02-06 Kaveh R. Ghazi PR other/35107 * Makefile.in (LIBS): Remove $(GMPLIBS). (cc1-dummy, cc1): Add $(GMPLIBS). 2008-02-06 Jan Hubicka PR target/23322 * i386.md (moddf_integer): Do not produce partial memory stalls for targets where it hurts. 2008-02-06 Uros Bizjak PR target/35083 * optabs.c (expand_float): Do not check for decimal modes when expanding unsigned integer through signed conversion. 2008-02-06 Nick Clifton * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup inside the clobber with a match_operand and duplicated operand number in the constraint. (ineqbranchsi): Delete redundant comment. 2008-02-06 Ralf Corsepius * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add builtin_define ("__USE_INIT_FINI__"). * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add -msx multilibs. * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT. 2008-02-06 Ralf Wildenhues PR documentation/30330 * doc/invoke.texi (C++ Dialect Options) (Objective-C and Objective-C++ Dialect Options, Warning Options): For each warning option -Wfoo that allows -Wno-foo, ensure both -Wfoo and -Wno-foo are listed in the option index. Fix index entry of -Wswitch-default, index -Wnormalized= including the `=', and -Wlarger-than-@var{len} including @var{len}. 2008-02-05 Uros Bizjak * config/i386/i386.md (floatunssisf2): Use ix86_expand_convert_uns_sisf_sse also for TARGET_SSE. (floatunssi2): Rename from floatunssisf2 and floatunssidf2. Macroize expander using MODEF mode iterator. 2008-02-05 Diego Novillo http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html PR 33738 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738. 2008-02-05 Kaveh R. Ghazi PR other/35070 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings. 2008-02-05 H.J. Lu PR target/35084 * config/i386/i386.c (ix86_function_sseregparm): Add an arg to indicate if a message should be generated. (init_cumulative_args): Updated. (function_value_32): Likewise. 2008-02-05 Joseph Myers * doc/include/texinfo.tex: Update to version 2008-02-04.16. 2008-02-05 Uros Bizjak PR target/35083 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only. Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2. 2008-02-04 Diego Novillo http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html PR 33738 * tree-vrp.c (vrp_evaluate_conditional): With -Wtype-limits, emit a warning when comparing against a constant outside the natural range of OP0's type. 2008-02-04 Richard Guenther PR middle-end/33631 * expr.c (count_type_elements): Give for unions instead of guessing. 2008-02-04 Richard Guenther PR middle-end/35043 * gimplify.c (gimplify_init_ctor_eval): Convert array indices to TYPE_DOMAINs base type instead of using bitsizetype here. 2008-02-03 Jason Merrill * print-tree.c (print_node) [CONSTRUCTOR]: Print elements. 2008-02-04 Ralf Wildenhues PR other/29972 * doc/invoke.texi (C++ Dialect Options, Optimize Options) (HPPA Options, i386 and x86-64 Options, IA-64 Options) (RS/6000 and PowerPC Options): Fix typos and markup. * doc/passes.texi (Tree-SSA passes): Likewise. 2008-02-02 Michael Matz PR target/35045 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed from record_last_reg_set_info. (record_last_reg_set_info): Take an RTX argument, iterate over all constituent hardregs. (record_last_set_info, record_opr_changes): Change calls to new signature or to record_last_reg_set_info_regno. 2008-02-02 Gerald Pfeifer * doc/extend.texi (X86 Built-in Functions): Fix grammar. 2008-02-01 Hans-Peter Nilsson PR rtl-optimization/34773 * reg-notes.def (EQUAL): Mention significance of combination of REG_EQUAL and REG_RETVAL. * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an insn that has a REG_RETVAL. 2008-02-01 Roger Sayle PR bootstrap/33781 * configure.ac (--enable-fixed-point): Disable unless explicitly requested on IRIX. * configure: Regenerate. 2008-02-01 Richard Guenther PR other/35042 * invoke.texi (-finline-limit): Remove no longer true parts of the documentation. Note that there is no default value. 2008-02-01 Andrew Pinski Mark Mitchell Ben Elliston PR c/29326 * doc/extend.texi (Other Builtins): Document. 2008-01-31 Tom Browder * doc/c-tree.texi (Types): Fix grammar. (Expression trees): Ditto. * doc/passes.texi (Tree-SSA passes): Ditto. * doc/configterms.texi (Configure Terms): Fix typo. * doc/cpp.texi (Common Predefined Macros): Ditto. * doc/md.texi (Machine Constraints): Ditto. * doc/makefile.texi (Makefile): Add comma. 2008-01-31 Tom Browder Gerald Pfeifer * doc/sourcebuild.texi (Front End): Remove references to CVS and CVSROOT/modules. (Texinfo Manuals): Replace reference to CVS by one to SVN. (Back End): Remove reference to CVS. 2008-01-31 Richard Sandiford PR target/34900 * config/mips/mips.c (gen_load_const_gp): New function, taking a comment from... (mips16_gp_pseudo_reg): ...here. * config/mips/mips.md (load_const_gp): Replace with... (load_const_gp_): ...this :P-based insn. 2008-01-31 Manuel Lopez-Ibanez * doc/invoke.texi (-ansi): Mention explicitly corresponding -std= options. Minor fixes. (-std): Move reference to standards closer to where language standards are first mentioned. 2008-01-31 Richard Sandiford PR rtl-optimization/34995 * reload.c (alternative_allows_const_pool_ref): Take an rtx parameter and return a bool. If the rtx parameter is nonnull, check that it satisfies an EXTRA_MEMORY_CONSTRAINT. (find_reloads): Update call accordingly. Pass the new operand if it needed no address reloads, otherwise pass null. 2008-01-30 Richard Henderson PR c/34993 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN for unbounded arrays. 2008-01-30 Silvius Rus * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg. 2008-01-30 Jan Hubicka PR target/34982 * i386.c (init_cumulative_args): Use real function declaration when calling locally. 2008-01-30 Richard Sandiford PR rtl-optimization/34998 * global.c (build_insn_chain): Treat non-subreg_lowpart SUBREGs of pseudos as clobbering all the words covered by the SUBREG, not just all the bytes. * ra-conflict.c (clear_reg_in_live): Likewise. Take the original df_ref rather than an extract parameter. (global_conflicts): Update call accordingly. 2008-01-30 Andreas Krebbel * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange the overflow check to make it easier to read. (__fixtfdi): Change the type of the ll member in union long_double to UDItype_x. 2008-01-30 Jakub Jelinek PR middle-end/34969 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype. * cgraph.c (cgraph_update_edges_for_call_stmt): New function. * tree-inline.c (fold_marked_statements): Call cgraph_update_edges_for_call_stmt if folding a call statement. * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for debug_generic_stmt calls, reset it back afterwards. PR c/35017 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY static decls. * c-typeck.c (build_external_ref): Don't pedwarn about static vars in current function's scope. 2008-01-29 Joseph Myers * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation. 2008-01-29 Bernhard Fischer PR c/35002 * ipa-struct-reorg.c: Fix spelling. * params.def: Ditto. 2008-01-29 Richard Guenther PR middle-end/35006 * tree-inline.h (struct copy_body_data): Add remapping_type_depth field. * tree-inline.c (remap_type): Increment remapping_type_depth around remapping types. (copy_body_r): Only add referenced variables if they are referenced from code, not types. 2008-01-29 Douglas Gregor PR c++/34055 PR c++/34103 PR c++/34219 PR c++/34606 PR c++/34753 PR c++/34754 PR c++/34755 PR c++/34919 PR c++/34961 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print qualifiers for an ERROR_MARK_NODE or a NULL_TREE. 2008-01-28 Andy Hutchinson PR target/34412 * config/avr/avr.c (expand_prologue): Use correct QI mode frame pointer for tiny stack. 2008-01-28 Bernhard Fischer * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording. 2008-01-28 Bernhard Fischer * config/vx-common.h: Fix typo in comment. 2008-01-28 Ian Lance Taylor PR c++/34862 PR c++/33407 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't coalesce pointers if they have different DECL_NO_TBAA_P values. * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies between variables with different DECL_NO_TBAA_P values. 2008-01-28 Nathan Froyd PR 31535 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats are not legitimate small data references on SPE targets. 2008-01-28 David Daney * doc/install.texi (mips-*-*): Recommend binutils 2.18. 2008-01-28 David Daney * doc/install.texi (--disable-libgcj-bc): Reword documentation. 2008-01-27 Joseph Myers * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*, m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*, *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout, hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*, i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*, i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*, vax-*-bsd*, vax-*-ultrix*): Mark obsolete. 2008-01-27 Bernhard Fischer * basic-block.h (condjump_equiv_p): Fix comment. 2008-01-27 Bernhard Fischer * tree-pretty-print.c (print_generic_decl, print_generic_stmt, print_generic_stmt_indented): Fix comment. 2008-01-27 Bernhard Fischer * configure.ac (__stack_chk_fail): Add detecion for availability of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined. * configure: Regenerate. 2008-01-26 Maxim Kuvyrkov PR middle-end/34688 * final.c (output_addr_const): Handle TRUNCATE. 2008-01-26 Zdenek Dvorak PR target/34711 * tree-ssa-loop-ivopts.c (comp_cost): New type. (zero_cost, infinite_cost): New constants. (struct cost_pair): Change type of cost to comp_cost. (struct iv_ca): Change type of cand_use_cost and cost to comp_cost. (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p): New functions. (set_use_iv_cost, force_expr_to_var_cost, force_var_cost, split_address_cost, ptr_difference_cost, difference_cost, get_computation_cost_at, get_computation_cost, determine_use_iv_cost_generic, determine_use_iv_cost_address, determine_use_iv_cost_condition, determine_use_iv_costs, cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp, iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set): Change type of cost to comp_cost. (determine_iv_cost): Increase cost of non-original ivs, instead of decreasing the cost of original ones. (get_address_cost): Indicate the complexity of the addressing mode in comp_cost. (try_add_cand_for): Prefer using ivs not specific to some object. * tree-flow.h (force_expr_to_var_cost): Declaration removed. 2008-01-26 Peter Bergner Janis Johnson PR target/34814 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document. (TARGET_INSTANTIATE_DECLS): Likewise. * target.h (expand_to_rtl_hook): New target hook. (instantiate_decls): Likewise. * function.c (instantiate_decl): Make non-static. Rename to... (instantiate_decl_rtl): ... this. (instantiate_expr): Use instantiate_decl_rtl. (instantiate_decls_1): Likewise. (instantiate_decls): Likewise. (instantiate_virtual_regs: Call new instantiate_decls taget hook. * function.h (instantiate_decl_rtl): Add prototype. * cfgexpand.c (target.h): New include. (tree_expand_cfg): Call new expand_to_rtl_hook target hook. * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define. (TARGET_INSTANTIATE_DECLS): Likewise. (TARGET_INITIALIZER): New target hooks added. * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx): New prototype. * config/rs6000/rs6000.c (tree-flow.h): New include. (machine_function): Add sdmode_stack_slot field. (rs6000_alloc_sdmode_stack_slot): New function. (rs6000_instantiate_decls): Likewise. (rs6000_secondary_memory_needed_rtx): Likewise. (rs6000_check_sdmode): Likewise. (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined. (TARGET_INSTANTIATE_DECLS): Likewise. (rs6000_hard_regno_mode_ok): Allow SDmode. (num_insns_constant): Likewise. Handle _Decimal32 constants. (rs6000_emit_move): Handle SDmode. (function_arg_advance): Likewise. (function_arg): Likewise. (rs6000_gimplify_va_arg): Likewise. Add special handling of SDmode var args for 32-bit compiles. (rs6000_secondary_reload_class): Handle SDmode. (rs6000_output_function_epilogue): Likewise. (rs6000_function_value): Simplify if statement. (rs6000_libcall_value): Likewise. * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode. (SECONDARY_MEMORY_NEEDED_RTX): Add define. * config/rs6000/dfp.md (movsd): New define_expand and splitter. (movsd_hardfloat): New define_insn. (movsd_softfloat): Likewise. (movsd_store): Likewise. (movsd_load): Likewise. (extendsddd2): Likewise. (extendsdtd2): Likewise. (truncddsd2): Likewise. (movdd_hardfloat64): Fixup comment. (UNSPEC_MOVSD_LOAD): New constant. (UNSPEC_MOVSD_STORE): Likewise. 2008-01-26 Jakub Jelinek PR c++/34965 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle TRUTH_XOR_EXPR. (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR. (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR. (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR. 2008-01-26 David Edelsohn PR target/34794 * config.gcc: Separate AIX 5.3 from AIX 6.1. * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define __LONGDOUBLE128 too. * config/rs6000/aix61.h: New file. 2008-01-26 Richard Sandiford PR rtl-optimization/34959 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz, popcount and parity rtxes the same mode as their operand. Truncate or extend the result to the return value's mode if necessary. 2008-01-26 Richard Sandiford PR target/34981 * config/mips/mips-protos.h (mips_expand_call): Return an rtx. * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO to GOT_VERSION_REGNUM. (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0. (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT. * config/mips/mips.c (mips_emit_call_insn): New function. (mips_call_tls_get_addr): Call mips_expand_call directly. (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than emit_call_insn. (mips16_build_call_stub): Likewise. Return the call insn or null. (mips_expand_call): Update the call to mips16_build_call_stub accordingly and a remove redundant condition. Assert that MIPS16 stubs do not use lazy binding. Use mips_emit_call_insn and return the call insn. (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if TARGET_USE_GOT. (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM. (mips_avoid_hazard): Remove hazard_set handling. * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to... (UNSPEC_RESTORE_GP): ...this. (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants. (FAKE_CALL_REGNO): Rename to... (GOT_VERSION_REGNUM): ...this. (type): Add "ghost" value. Add an associated insn reservation. (hazard_set): Remove. (exception_receiver): Rename to... (restore_gp): ...this and update the unspec identifier accordingly. (exception_receiver, nonlocal_got_receiver): New expanders. (load_call): Use GOT_VERSION_REGNUM. Don't set FAKE_CALL_REGNO. Remove hazard_set attribute. (set_got_version, update_got_version): New patterns. 2008-01-26 Danny Smith PR target/34970 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define. 2008-01-25 Joseph Myers PR other/31955 * doc/install.texi2html: Generate gcc-vers.texi. 2008-01-25 DJ Delorie * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define. 2008-01-25 Joseph Myers * config/c4x: Remove directory. * config.gcc (crx-*, mt-*): Mark obsolete. (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*, h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*, sh-*-rtemscoff*): Remove cases. * defaults.h (C4X_FLOAT_FORMAT): Remove. * real.c (encode_c4x_single, decode_c4x_single, encode_c4x_extended, decode_c4x_extended, c4x_single_format, c4x_extended_format): Remove. * real.h (c4x_single_format, c4x_extended_format): Remove. * doc/extend.texi (interrupt, naked): Remove mention of attributes on C4x. (Pragmas): Remove comment about c4x pragmas. * doc/install.texi (c4x): Remove target-specific instructions. * doc/invoke.texi (TMS320C3x/C4x Options): Remove. * doc/md.texi (Machine Constraints): Remove C4x documentation. * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not refer to C4x source files as examples. (C4X_FLOAT_FORMAT): Remove documentation. 2008-01-25 Bernd Schmidt * config/bfin/bfin.c (override_options): Reorder tests so that flag_pic gets enabled for -msep-data. 2008-01-25 Richard Guenther PR middle-end/32244 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR to its bitfield precision if required. 2008-01-25 Jakub Jelinek PR middle-end/33880 * tree-nested.c (walk_omp_for): New function. (convert_nonlocal_reference, convert_local_reference): Call walk_omp_for on OMP_FOR. (convert_call_expr): Call walk_body on OMP_FOR's OMP_FOR_PRE_INIT_BODY. 2008-01-25 Richard Guenther PR tree-optimization/34966 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but default defs and PHI_NODEs we have to insert after the defining statement. 2008-01-24 Nick Clifton * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD): Provide a default definition. (LIBGCC2_UNITS_PER_WORD): Likewise. * config/stormy16/stormy16.c: Include df.h for the prototype for df_regs_ever_live_p. (xstormy16_expand_builtin_va_start): Convert the stack offset into a component_ref and then use POINTER_PLUS_EXPR to add it to the incoming_virtual_args_rtx. (xstormy16_gimplify_va_arg_expr): Rename to xstormy16_gimplify_va_arg_expr. Use POINTER_PLUS_EXPR when performing pointer arithmetic. (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed xstormy16_gimplify_va_arg_expr. Fix up some formatting issues. * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand): Move to predicates.md. (xs_hi_general_operand): Likewise. (xs_hi_nonmemory_operand): Likewise. * config/stormy16/predicates.md: (xstormy16_carry_plus_operand): New predicate. (xs_hi_general_operand): New predicate. (xs_hi_nonmemory_operand): New predicate. * config/stormy16/stormy16-protos.h: (xstormy16_carry_plus_operand): Delete prototype. (xs_hi_general_operand): Likewise. (xs_hi_nonmemory_operand): Likewise. * config/storm16/stormy16.md (addhi3): Remove earlyclobber modifiers as they are no longer needed and they can trigger reload spill failures. * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup with a match_operand in order to help reload. * config/storm16/stormy16.md (movhi_internal): Replace 'r' constraint with 'e' for the 8th alternative as this version of the mov.w instruction only accepts the lower 8 registers. 2008-01-25 Uros Bizjak PR target/34856 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]: Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements. 2008-01-25 Jakub Jelinek PR middle-end/33333 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY. 2008-01-25 Golovanevsky Olga * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs): New functions. (remove_structure): Update allocations list before removing structure. 2008-01-25 Golovanevsky Olga * ipa-struct-reorg.c (is_safe_cond_expr, create_new_stmts_for_cond_expr): Use integer_zerop function, that recognize not only zero-pointer, but zero-integer too. 2008-01-25 Ben Elliston PR other/22232 * fixproto: Escape "." in sed expression that strips leading "./". 2008-01-24 H.J. Lu PR driver/34904 * gcc.c (SWITCH_OK): Removed. (SWITCH_LIVE): Changed to bit. (SWITCH_FALSE): Likewise. (SWITCH_IGNORE): Likewise. (switchstr): Change live_cond to unsigned int. (process_command): Replace SWITCH_OK with 0. (do_self_spec): Likewise. (set_collect_gcc_options): Check the SWITCH_IGNORE bit. (give_switch): Likewise. (used_arg): Likewise. (do_spec_1): Set the SWITCH_IGNORE bit. (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE bits. Set the SWITCH_LIVE bit. 2008-01-24 Andreas Krebbel * config/s390/s390.h (MOVE_RATIO): Define new target macro. 2008-01-24 Richard Sandiford PR tree-optimization/34472 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA parameter to a "bool *" and set *DATA to false if there is an unsafe access. Do not delete the structure here. (check_cond_exprs): Delete it here instead. (check_cond_exprs, exclude_cold_structs): Do not increase I when removing a structure. 2008-01-24 Uros Bizjak PR target/34856 * config/i386/i386.c (ix86_expand_vector_init): Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements. 2008-01-24 Jakub Jakub Jelinek PR middle-end/34934 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of a fixed vector for stack. 2008-01-24 Ben Elliston PR c++/25701 * doc/gcc.texi (Software development): Add a direntry for g++. 2008-01-23 Hans-Peter Nilsson * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop stale and straggling -fforce-addr comments above. * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't define. * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define. * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define. 2008-01-23 Michael Matz PR debug/34895 * dwarf2out.c (force_type_die): Use modified_type_die instead of gen_type_die. 2008-01-23 Andreas Krebbel * ipa-struct-reorg.c (create_new_malloc): Use pointer type as malloc result type. 2008-01-23 Anatoly Sokolov * config/avr/avr.c (avr_current_arch): New variable. (avr_arch_types): Add 'avr31' and 'avr51' entries. (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'. (avr_mcu_types): Add 'avr31' and 'avr51' architectures. (avr_override_options): Init 'avr_current_arch'. (base_arch_s): Move from here... * config/avr/avr.h (base_arch_s): ... here. Add new members 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename 'mega' to 'have_jmp_call'. (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__", "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__" macros. (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51' architectures. * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES): (Ditto.). 2008-01-23 Richard Guenther PR middle-end/31529 * cgraphunit.c (cgraph_reset_node): Always mark the node not reachable if it is not queued already. 2008-01-23 Bernd Schmidt * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros. * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere. (cputype_selected): New static variable. (bfin_handle_option): Set it if -mcpu is used. (override_option): Select default set of workarounds if no cpu type selected on the command line. (workaround_rts_anomaly): Only run if ENABLE_WA_RETS. From Michael Frysinger * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526. * config/bfin/elf.h (LIB_SPEC): Use proper linker script for bf547, bf523, bf524, and bf526. * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and bf526. * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF523__ for bf523, __ADSPBF524__ for bf524, __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as __ADSPBF547__ and __ADSPBF54x__ for bf547. * doc/invoke.texi (Blackfin Options): Document that -mcpu now accept bf547, bf523, bf524, and bf526. 2008-01-22 Eric Botcazou PR rtl-optimization/34628 * combine.c (try_combine): Stop and undo after the first combination if an autoincrement side-effect on the first insn has effectively been lost. 2008-01-22 David Edelsohn PR target/34529 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): Offset addresses are not valid for Altivec or paired float modes. 2008-01-22 Jakub Jelinek PR c++/34607 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for if DECL_INITIAL (decl) is error_mark_node. PR c++/34914 * c-common.c (handle_vector_size_attribute): Only allow integral, scalar float and fixed point types. Handle OFFSET_TYPE the same way as pointer, array etc. types. * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE. PR c++/34917 * tree.c (build_type_attribute_qual_variant): Call build_qualified_type if attributes are equal, but quals are not. 2008-01-22 Manuel Lopez-Ibanez PR 32102 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1. * flags.h (warn_strict_aliasing): Remove. (warn_strict_overflow): Remove. * opts.c (warn_strict_aliasing): Remove. (warn_strict_overflow): Remove. * c-opts.c (c_common_handle_option): -Wall only sets -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized. (c_common_post_options): Give default values to -Wstrict-aliasing and -Wstrict-overflow if they are uninitialized. * common.opt (Wstrict-aliasing): Specify Var and Init. (Wstrict-overflow): Likewise. 2008-01-22 Kenneth Zadeck PR rtl-optimization/26854 PR rtl-optimization/34400 PR rtl-optimization/34884 * ddg.c (create_ddg_dep_from_intra_loop_link): Use DF_RD->gen. * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted (df_rd_bb_info.expanded_lr_out): Deleted * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag. * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n, df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free): Removed code to allocate, initialize or free expanded_lr_out. (df_rd_bb_local_compute_process_def): Restructured to make more understandable. (df_rd_confluence_n): Removed code to no apply invalidate_by_call sets if the sets are being trimmed. 2008-01-22 H.J. Lu PR bootstrap/32287 * configure.ac (ld_vers): Support GNU linker version xx.xx.* (as_vers): Likewise. * configure: Regenerated. 2008-01-22 Manuel Lopez-Ibanez PR middle-end/33092 * tree-pass.h (pass_build_alias): New pass. * tree-ssa-alias.c (gate_build_alias): New. (pass_build_alias): New. * passes.c (init_optimization_passes): Add pass_build_alias after pass_create_structure_vars. 2008-01-22 Wolfgang Gellerich * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER): Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER. (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER. (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER. (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER. (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant. (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant. (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant. (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant. * config/s390/s390.md (FP_ALL): New mode iterator. (_d): New mode attribute. ("*signbit2>"): Changed mode of first operand. ("isinf2"): Changed mode of first operand. ("*TDC_insn"): Adaptation for DFP modes. 2008-01-22 Ben Elliston * tree.c (check_qualified_type): Improve function description. 2008-01-21 Jason Merrill PR c++/34196 * tree.h (TRY_CATCH_IS_CLEANUP): New macro. * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR if it is set. 2008-01-21 DJ Delorie * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not return zero. 2008-01-21 Richard Guenther PR middle-end/34856 * tree-cfg.c (verify_expr): Allow all invariant expressions instead of just constant class ones as reference argument. * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR like any other constant. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. 2008-01-21 H.J. Lu * regmove.c (fixup_match_1): Update call crossed frequencies. 2008-01-21 Richard Guenther PR c/34885 * tree-inline.c (setup_one_parameter): Deal with mismatched types using a VIEW_CONVERT_EXPR. 2008-01-21 Alon Dayan Olga Golovanevsky PR tree-optimization/34701 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation when the structure size is not a power of 2. 2008-01-20 Kenneth Zadeck * doc/install.texi: Add doc for --enable-checking=df. 2008-01-20 Kaz Kojima PR rtl-optimization/34808 * emit-rtl.c (try_split): Handle REG_RETVAL notes. 2008-01-20 Richard Sandiford * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per input. 2008-01-19 Kenneth Zadeck PR rtl-optimization/26854 PR rtl-optimization/34400 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use DF_RD->gen. * df.h (df_changeable_flags.DF_RD_NO_TRIM): New. (df_rd_bb_info.expanded_lr_out): New. * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag. * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n, df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free): Added code to allocate, initialize or free expanded_lr_out. (df_rd_bb_local_compute_process_def): Restructured to make more understandable. (df_rd_confluence_n): Add code to do nothing with fake edges and code to no apply invalidate_by_call sets if the sets are being trimmed. (df_lr_local_finalize): Renamed to df_lr_finalize. (df_live_local_finalize): Renamed to df_live_finalize. 2008-01-20 Richard Sandiford PR target/34831 * config/mips/mips.md (div3): Use when deciding whether to use reciprocal instructions. 2008-01-19 Uros Bizjak * dwarf2out.c (dwarf2out_switch_text_section): Do not call dwarf2out_note_section_used if cold_text_section is NULL. 2008-01-19 Jakub Jelinek PR gcov-profile/34610 * tree-cfg.c (make_edges): Mark both outgoing edges from OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL. * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits from OMP_FOR and OMP_CONTINUE outgoing edges. * tree-profile.c (tree_profiling): Return early if cfun->after_tree_profile != 0. Set cfun->after_tree_profile at the end. * omp-low.c (expand_omp_parallel): Copy after_tree_profile from cfun to child_cfun. * function.h (struct function): Add after_tree_profile bit. 2008-01-19 Anatoly Sokolov * config/avr/avr.S (_exit): Disable interrupt. 2008-01-18 Kenneth Zadeck Steven Bosscher PR rtl-optimization/26854 PR rtl-optimization/34400 * df-problems.c (df_live_scratch): New scratch bitmap. (df_live_alloc): Allocate df_live_scratch when doing df_live. (df_live_reset): Clear the proper bitmaps. (df_live_bb_local_compute): Only process the artificial defs once since the order is not important. (df_live_init): Init the df_live sets only with the variables found live by df_lr. (df_live_transfer_function): Use the df_lr sets to prune the df_live sets as they are being computed. (df_live_free): Free df_live_scratch. 2008-01-18 Ian Lance Taylor * common.opt: Add fmerge-debug-strings. * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test flag_merge_debug_strings rather than flag_merge_constants. * doc/invoke.texi (Option Summary): Mention -fmerge-debug-strings. (Debugging Options): Document -fmerge-debug-strings. 2008-01-18 Ian Lance Taylor PR c++/33407 * tree.h (DECL_IS_OPERATOR_NEW): Define. (struct tree_function_decl): Add new field operator_new_flag. * tree-inline.c (expand_call_inline): When inlining a call to operator new, force the return value to go into a variable, and set DECL_NO_TBAA_P on that variable. * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag. 2008-01-18 Uros Bizjak PR debug/34484 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with DWARF2_DEBUGGING_INFO. (dwarf2out_note_section_used): Ditto. Add prototype. (have_multiple_function_sections, text_section_used, cold_text_section_used, *cold_text_sections): Move declarations before their uses. 2008-01-17 Bob Wilson * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc field and add signal_ra. * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove assignments to frame state pc. Move end of stack check after MD_FALLBACK_FRAME_STATE_FOR. (uw_update_context_1): Use frame state signal_regs if set, instead of checking signal_frame flag. (uw_update_context): Use frame state signal_ra if set. * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define. * config/xtensa/linux-unwind.h: New file. 2008-01-18 Bernhard Fischer * modulo-sched.c (get_sched_window): Fix comment typo. 2008-01-17 Andrew MacLeod PR tree-optimization/34648 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying. 2008-01-17 Anatoly Sokolov * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around. * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add. 2008-01-17 Seongbae Park PR rtl-optimization/34400 * df-core.c (df_worklist_dataflow_overeager, df_worklist_dataflow_doublequeue): New functions. (df_worklist_dataflow): Two different worklist solvers. * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR): New param. 2008-01-16 Sebastian Pop PR testsuite/34821 * doc/invoke.texi: Document the dependence on pthread for fopenmp and ftree-parallelize-loops. 2008-01-17 Mircea Namolaru PR rtl-optimization/34826 * loop-doloop (doloop_modify): Update the REG_BR_PROB note. 2008-01-17 Andreas Krebbel * global.c (find_reg): Mark the eh regs as used if necessary. * ra-conflict.c (global_conflicts): Set no_eh_reg flag. * ra.h (struct allocno): no_eh_reg field added. Changed no_stack_reg type to bitfield. 2008-01-17 Eric Botcazou * tree.c (substitute_in_expr): Add missing 'break'. 2008-01-17 Richard Guenther PR tree-optimization/34825 * tree-ssa-math-opts.c (is_division_by): Do not recognize x / x as division to handle. 2008-01-16 John David Anglin * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or "-pthread" is specified. * pa-hpux11.h (LIB_SPEC): Likewise. 2008-01-16 Janis Johnson Peter Bergner PR rtl-optimization/33796 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc. 2008-01-16 John David Anglin PR libgfortran/34699 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on static links. * pa-hpux10.h (LINK_SPEC): Likewise. * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1. 2008-01-16 Richard Guenther PR middle-end/32628 * fold-const.c (fold_convert_const_int_from_int): Do not set overflow if that occured only because of a sign extension change when converting from/to a sizetype with the same precision and signedness. 2008-01-16 Uros Bizjak PR debug/34249 * dwarf2out.c (output_call_frame_info): Move output of FDE initial location address to the correct place. Update copyright year. 2008-01-16 Sebastian Pop * lambda-code.c (lambda_transform_legal_p): Handle the case of no dependences in the dependence_relations vector. 2008-01-16 Jan Hubicka PR rtl-optimization/31396 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED. * cfg.c (dump_reg_info): Print it. * regs.h (struct reg_info_t): add freq_calls_crossed. (REG_FREQ_CALLS_CROSSED): New macro. * global.c (global_alloc): Compute freq_calls_crossed for allocno. (find_reg): Update call of CALLER_SAVE_PROFITABLE. * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2, regmove_optimize): Update call crossed frequencies. * local-alloc.c (struct qty): Add freq_calls_crossed. (alloc_qty): Copute freq_calls_crossed. (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED. (find_free_reg): Update call of CALLER_SAVE_PROFITABLE. * ra.h (struct allocno): Add freq_calls_crossed. 2008-01-16 Sebastian Pop * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for libgomp when compiling with ftree-parallelize-loops. (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops. 2008-01-16 Richard Guenther PR tree-optimization/34769 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458. * tree.c (int_cst_value): Instead make this function more permissive in what it accepts as valid input. Document this function always sign-extends the value. 2008-01-16 Jakub Jelinek Richard Guenther PR c/34668 * gimplify.c (fold_indirect_ref_rhs): Rename to ... (gimple_fold_indirect_ref_rhs): ... this. (gimple_fold_indirect_ref): New function with foldings that preserve lvalueness. (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs. * tree-flow.h (gimple_fold_indirect_ref): Declare. * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref to fold an INDIRECT_REF, fall back to the old use of fold_indirect_ref_1. 2008-01-16 Sebastian Pop * tree-data-ref.c (subscript_dependence_tester_1): Call free_conflict_function. (compute_self_dependence): Same. 2008-01-16 Uros Bizjak PR debug/34249 * debug.h (dwarf2out_switch_text_section): Move declaration from ... * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make function global. * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]: Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section for DWARF2_UNWIND_INFO targets. 2008-01-16 Richard Guenther PR c/34768 * c-typeck.c (common_pointer_type): Do not merge inconsistent type qualifiers for function types. 2008-01-15 Jerry DeLisle * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for loop_iterator li from previous commit. 2008-01-15 Sebastian Pop * tree-parloops.c (gen_parallel_loop): Free loop bound estimations. 2008-01-12 Sebastian Pop * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New. (parallelize_loops): Don't parallelize irreducible components. 2008-01-14 Manuel Lopez-Ibanez PR c++/24924 * c-opts (c_common_post_options): Do not enable CPP flag_pedantic_errors by default. 2008-01-14 Eric Botcazou PR rtl-optimization/31944 * cse.c (remove_pseudo_from_table): New function. (merge_equiv_classes): Use above function to remove pseudo-registers. (invalidate): Likewise. 2008-01-13 Richard Guenther PR middle-end/34601 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE instead of TYPE_MODE to deal with calls from expand_one_error_var. 2008-01-13 Uros Bizjak * gcse.c (cprop_jump): Call validate_unshare_change instead of validate_change to unshare the source of the PC set. 2008-01-12 Jan Hubicka PR middle-end/32135 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct references above array bounds. This might trigger bounds checks for pointers to arrays. 2008-01-12 Sebastian Pop * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and new_replaceable_dependencies. 2008-01-12 Doug Kwan * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers instead of OPT_Wreturn_type in warning due to ignored return type qualifiers. * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to options included in -Wextra. * c.opt: New option -Wignored_qualifiers. * doc/invoke.texi (Warning Options, -Wextra): Add new option -Wignore_qualifiers. (-Wignored-qualifiers): Document. (-Wreturn-type): Remove description of functionality now handled by -Wignored-qualifiers. 2008-01-12 Eric Botcazou PR ada/33788 * fold-const.c (fold_unary) : Fold an existing NOP_EXPR if it is between integral types with the same precision. 2008-01-12 Jan Hubicka PR other/28023 * invoke.texi (max-inline-recursive-depth): Fix default value. 2008-01-12 Zdenek Dvorak * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the correct type. 2008-01-11 Bob Wilson * config/xtensa/xtensa.c (override_options): Set flag_shlib. 2008-01-11 James E. Wilson PR target/26015 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define. 2008-01-11 Anatoly Sokolov * config/avr/avr.c (expand_prologue, expand_epilogue): Don't save/restore frame pointer register and don't use 'call-prologues' optimization in function with "OS_task" attribute. 2008-01-11 Eric Botcazou PR middle-end/31309 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size when copying to memory. 2008-01-11 Steven Bosscher PR rtl-optimization/30905 * cfgcleanup.c: Include dce.h (crossjumps_occured): New global variable. (try_crossjump_bb): Exit loop after finding a fallthru edge. If something changed, set crossjumps_occured to true. (try_optimize_cfg): Clear crossjumps_occured at the beginning. Don't add/remove fake edges to exit here... (cleanup_cfg): ...but do it here, when crossjumping. Run a fast DCE when successful crossjumps occured in the latest iteration of try_optimize_cfg. 2008-01-11 Richard Guenther * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode. (struct vn_unary_op_s): Likewise. (vn_reference_insert): Free old reference on hash collision. 2008-01-10 Raksit Ashok PR rtl-optimization/27971 * combine.c (find_split_point): Split PLUS expressions which are inside a MEM rtx, and whose first operand is complex. 2008-01-10 DJ Delorie * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from... (m32c_hard_regno_nregs): ...this, which is now a wrapper. (m32c_hard_regno_ok): Call the underlying function. 2008-01-10 Richard Guenther PR middle-end/34683 * tree-cfg.c (tree_merge_blocks): Do not go through the full-blown folding and stmt updating path if we just deal with virtual operands. * tree-ssa-copy.c (may_propagate_copy): Do not short-cut test for abnormal SSA_NAMEs. 2008-01-10 Andreas Krebbel PR middle-end/34641 * reload.c (push_reload): Add assertions. All constants from reg_equiv_constant should have been used for replacing the respective pseudo earlier. (find_reloads_address): Invoke find_reloads_address_part for constant taken from the reg_equiv_constant array. 2008-01-10 Steven Bosscher * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed field (valnum) the first in the struct. Replace bools with unit bit fields. 2008-01-10 Richard Guenther PR tree-optimization/34651 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct types and ordering for masking and converting. 2008-01-09 Sebastian Pop PR tree-optimization/34017 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code also for PHI_NODE expressions. 2008-01-09 Jan Hubicka PR tree-optimization/34708 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR based on number of case labels. (init_inline_once): Remove switch_cost. * tree-inline.h (eni_weights_d): Remove switch_cost. 2008-01-09 Richard Guenther Andrew Pinski PR middle-end/30132 * gimplify.c (gimplify_cond_expr): Do not create an addressable temporary if an rvalue is ok or an lvalue is not required. 2008-01-09 Richard Guenther PR middle-end/34458 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst, adjust return type. 2008-01-09 Richard Guenther PR middle-end/34679 * tree.c (host_integerp): Check for sizetype only if the type is an integer type. 2008-01-09 Steven Bosscher PR debug/26364 * opts.c (decode_options): Disable inlining of functions called once if not in unit-at-a-time mode. 2008-01-09 Alexandre Oliva * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency. 2008-01-08 Richard Guenther PR middle-end/31863 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail out early if the result will be unused. 2008-01-08 Uros Bizjak PR target/34709 Revert: 2008-01-05 Uros Bizjak * config/i386/i386.c (ix86_builtin_reciprocal): Remove check for TARGET_RECIP. 2008-01-08 Jan Sjodin * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs for vectorization tuned. 2008-01-08 Richard Guenther PR tree-optimization/34683 * tree-ssa-operands.c (operand_build_cmp): Export. * tree-ssa-operands.h (operand_build_cmp): Declare. * tree-vn.c (vuses_compare): Remove. (sort_vuses): Use operand_build_cmp. (sort_vuses_heap): Likewise. * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc to re-use old VEC if available. Do not sort already sorted VUSEs. (vdefs_to_vec): Do not sort already sorted VDEFs. 2008-01-08 Jakub Jelinek PR middle-end/34694 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION. 2008-01-08 Uros Bizjak PR target/34702 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document limitations of reciprocal sequences on x86 targets. 2008-01-08 Richard Guenther PR tree-optimization/34683 * tree-flow-inline.h (var_ann): Remove overzealous asserts. 2008-01-07 Jakub Jelinek PR target/34622 * config/darwin.c (darwin_mergeable_string_section): Don't use .cstring if int_size_in_bytes != TREE_STRING_LENGTH. 2008-01-07 Uros Bizjak PR target/34682 * config/i386/i386.md (neg2): Rename from negsf2, negdf2 and negxf2. Macroize expander using X87MODEF mode iterator. Change predicates of op0 and op1 to register_operand. (abs2): Rename from abssf2, absdf2 and negxf2. Macroize expander using X87MODEF mode iterator. Change predicates of op0 and op1 to register_operand. ("*absneg2_mixed", "*absneg2_sse"): Rename from corresponding patterns and macroize using MODEF macro. Change predicates of op0 and op1 to register_operand and remove "m" constraint. Disparage "r" alternative with "!". ("*absneg2_i387"): Rename from corresponding patterns and macroize using X87MODEF macro. Change predicates of op0 and op1 to register_operand and remove "m" constraint. Disparage "r" alternative with "!". (absneg splitter with memory operands): Remove. ("*neg2_1", "*abs2_1"): Rename from corresponding patterns and macroize using X87MODEF mode iterator. * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2): Change predicate of op1 to register_operand. * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support for memory operands. 2008-01-07 Nathan Froyd * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548. 2008-01-07 Richard Guenther * basic-block.h (struct edge_def): Pair dest_idx with goto_locus fields. 2008-01-07 Richard Guenther PR tree-optimization/34683 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of VOPs of the needed size to save memory. Use VEC_quick_push to save compile-time. (vdefs_to_vec): Likewise. 2008-01-07 Sa Liu * config/spu/spu.md (divdf3): Genetate inline code for double division. The implementation doesn't handle INF or NAN, therefore it only applies when -ffinite-math-only is given. 2008-01-06 Paolo Carlini PR libstdc++/34680 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate. * doc/cpp.texi ([Common Predefined Macros]): Document. 2008-01-06 Uros Bizjak * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in order to use commutative addition instead of subtraction. 2008-01-06 Andrew Pinski Mircea Namolaru Vladimir Yanovsky Revital Eres PR tree-optimization/34263 * tree-outof-ssa.c (process_single_block_loop_latch, contains_tree_r): New functions. (analyze_edges_for_bb): Call process_single_block_loop_latch function to empty single-basic-block latch block if possible. 2008-01-05 Uros Bizjak * config/i386/i386.c (ix86_builtin_reciprocal): Remove check for TARGET_RECIP. (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion. 2008-01-05 Richard Sandiford * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR. 2008-01-05 Richard Sandiford * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check. 2008-01-05 Jakub Jelinek PR tree-optimization/34618 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P flag from T. 2008-01-05 Uros Bizjak PR target/34673 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check. Update copyright year. * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH. Update copyright year. * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand using NR fixup. 2008-01-05 Zhouyi Zhou * tree-vrp.c (find_conditional_asserts): Remove redundant check that edge does not point to current bb before changing need_assert. 2008-01-04 Richard Guenther PR middle-end/34029 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs for verifying purposes if they are is_gimple_min_invariant. 2008-01-04 Aldy Hernandez PR tree-optimization/34448 PR tree-optimization/34465 * gimplify.c (gimplify_init_constructor): Add new parameter notify_temp_creation. Use it. (gimplify_modify_expr_rhs): Take volatiles into account when optimizing constructors. Do not optimize constructors if gimplify_init_constructor will dump to memory. * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles. * gcc.c-torture/compile/pr34448.c: New. 2008-01-04 Jakub Jelinek PR gcov-profile/34609 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on return_slot if result is TREE_ADDRESSABLE. 2008-01-04 Richard Sandiford * config/mips/mips.md (sqrt_condition): Tweak comment. (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode. 2008-01-03 Tom Tromey PR c/34457 * c-common.c (c_type_hash): Handle VLAs. 2008-01-03 Jan Hubicka PR tree-optimization/31081 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to 0 when inlining and not inlining to first basic block. (remap_decl): When var is initialized to 0, don't set default_def. (expand_call_inline): Set entry_bb. * tree-inline.h (copy_body_data): Add entry_bb. 2008-01-03 Jakub Jelinek PR c++/34619 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL before returning. PR tree-optimization/29484 * tree-inline.c (inline_forbidden_p_2): New function. (inline_forbidden_p): Disallow inlining if some static var has an address of a local LABEL_DECL in its initializer. * doc/extend.texi (Labels as Values): Document &&foo behaviour vs. inlining. 2008-01-03 Sebastian Pop PR tree-optimization/34635 * tree-data-ref.c (add_other_self_distances): Make sure that the evolution step is constant. 2008-01-03 Jakub Jelinek PR middle-end/34608 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn. 2008-01-02 Richard Sandiford * tree-sra.c (scalarize_init): Insert the generate_element_init statements after the generate_element_zero statements. 2008-01-02 Richard Guenther PR middle-end/34093 PR middle-end/31976 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer for very large number of operands instead of ICEing. 2008-01-02 Arthur Norman PR target/34013 * config/i386/i386.c (ix86_expand_prologue): Save red-zone while stack probing. 2008-01-01 Douglas Gregor * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when in C++0x mode. 2008-01-01 Volker Reichelt PR libmudflap/26442 * tree-mudflap.c (mx_register_decls): Guard warning by !DECL_ARTIFICIAL check. 2008-01-01 Jakub Jelinek * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si, sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi, sse5_perm): Fix constraints.