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2011-09-12re PR debug/50299 (entryval: bigendian 32bit->64bit extension breaks address ↵Jakub Jelinek1-12/+23
match) PR debug/50299 * calls.c (load_register_parameters): Use use_reg_mode instead of use_reg when adding a single register CALL_INSN_FUNCTION_USAGE entry. (expand_call): Set EXPR_LIST mode to TYPE_MODE of the argument for stack CALL_INSN_FUNCTION_USAGE uses. * expr.h (use_reg_mode): New prototype. (use_reg): Changed into inline around use_reg_mode. * expr.c (use_reg): Renamed to... (use_reg_mode): ... this. Added MODE argument, set EXPR_LIST mode to that mode instead of VOIDmode. * var-tracking.c (prepare_call_arguments): Don't track parameters whose EXPR_LIST mode is VOIDmode, BLKmode or X mode isn't convertible to it using lowpart_subreg. Convert VALUE and REG/MEM to the EXPR_LIST mode. From-SVN: r178784
2011-08-29re PR debug/50215 (FAIL: gcc.dg/guality/pr45882.c)Jakub Jelinek1-3/+3
PR debug/50215 * var-tracking.c (create_entry_value): Call cselib_lookup_from_insn before adding ENTRY_VALUE to val->locs. From-SVN: r178167
2011-07-28re PR debug/49846 (entryval: missing DW_TAG_GNU_call_site_parameter for ↵Jakub Jelinek1-0/+16
stack-passed `double' parameter) PR debug/49846 * var-tracking.c (prepare_call_arguments): For non-MODE_INT stack arguments also check if they aren't initialized with a MODE_INT mode of the same size. From-SVN: r176892
2011-07-22re PR debug/49815 (ICE in cselib_record_set, at cselib.c:2241 compiling ↵Eric Botcazou1-1/+2
64-bit libjava on SPARC) PR debug/49815 * var-tracking.c (vt_finalize): Always free windowed_parm_regs. From-SVN: r176647
2011-07-19rtl.texi (MEM_OFFSET_KNOWN_P): Document.Richard Sandiford1-1/+1
gcc/ * doc/rtl.texi (MEM_OFFSET_KNOWN_P): Document. (MEM_OFFSET): Change from returning an rtx to returning a HOST_WIDE_INT. * rtl.h (MEM_OFFSET_KNOWN_P): New macro. (MEM_OFFSET): Return a HOST_WIDE_INT rather than an rtx. * emit-rtl.h (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx. (clear_mem_offset): Declare. * alias.c (ao_ref_from_mem): Adjust uses of MEM_OFFSET, using MEM_OFFSET_KNOWN_P to test whether the offset is known, and MEM_OFFSET to get a HOST_WIDE_INT offset. (nonoverlapping_memrefs_p): Likewise. Adjust calls to... (adjust_offset_for_component_ref): Take a bool "known_p" parameter and a HOST_WIDE_INT "offset" parameter. * builtins.c (get_memory_rtx): As for ao_ref_from_mem. Adjust calls to set_mem_offset, passing a HOST_WIDE_INT rather than an rtx. Use clear_mem_offset to clear the offset. * cfgcleanup.c (merge_memattrs): Likewise. * dwarf2out.c (tls_mem_loc_descriptor): Likewise. * function.c (assign_parm_find_stack_rtl): Likewise. (assign_parm_setup_stack): Likewise. * print-rtl.c (print_rtx): Likewise. * reload.c (find_reloads_subreg_address): Likewise. * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise. * var-tracking.c (INT_MEM_OFFSET): Likewise. * emit-rtl.c (set_reg_attrs_from_value): Likewise. (get_mem_align_offset): Likewise. (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx. (clear_mem_offset): New function. * config/mips/mips.c (r10k_safe_mem_expr_p): Take a HOST_WIDE_INT offset rather than an rtx. Assume both the expressio and offset are available. (r10k_needs_protection_p_1): Update accordingly, checking the expression and offset availability here instead. From-SVN: r176477
2011-07-19rtl.texi (MEM_SIZE_KNOWN_P): Document.Richard Sandiford1-2/+2
gcc/ * doc/rtl.texi (MEM_SIZE_KNOWN_P): Document. (MEM_SIZE): Change from returning an rtx to returning a HOST_WIDE_INT. * rtl.h (MEM_SIZE_KNOWN_P): New macro. (MEM_SIZE): Return a HOST_WIDE_INT rather than an rtx. * emit-rtl.h (set_mem_size): Take a HOST_WIDE_INT rather than an rtx. (clear_mem_size): Declare. * emit-rtl.c (set_mem_size): Take a HOST_WIDE_INT rather than an rtx. (clear_mem_size): New function. * alias.c (ao_ref_from_mem): Adjust uses of MEM_SIZE, using MEM_SIZE_KNOWN_P to test whether the size is known, and MEM_SIZE to get a HOST_WIDE_INT size. Adjust calls to set_mem_size, passing a HOST_WIDE_INT rather than an rtx. Use clear_mem_size to clear the size. (nonoverlapping_memrefs_p): Likewise. * builtins.c (get_memory_rtx, expand_builtin_memcmp): Likewise. (expand_builtin_init_trampoline): Likewise. * calls.c (compute_argument_addresses): Likewise. * cfgcleanup.c (merge_memattrs): Likewise. * dce.c (find_call_stack_args): Likewise. * dse.c (record_store, scan_insn): Likewise. * dwarf2out.c (dw_sra_loc_expr): Likewise. * expr.c (emit_block_move_hints): Likewise. * function.c (assign_parm_find_stack_rtl): Likewise. * print-rtl.c (print_rtx): Likewise. * reload.c (find_reloads_subreg_address): Likewise. * rtlanal.c (may_trap_p_1): Likewise. * var-tracking.c (track_expr_p): Likewise. * varasm.c (assemble_trampoline_template): Likewise. * config/arm/arm.c (arm_print_operand): Likewise. * config/h8300/h8300.c (h8sx_emit_movmd): Likewise. * config/i386/i386.c (expand_movmem_via_rep_mov): Likewise. (expand_setmem_via_rep_stos, expand_constant_movmem_prologue) (expand_constant_setmem_prologue): Likewise. * config/mips/mips.c (mips_get_unaligned_mem): Likewise. * config/rs6000/rs6000.c (expand_block_move): Likewise. (adjacent_mem_locations): Likewise. * config/s390/s390.c (s390_expand_setmem): Likewise. (s390_expand_insv): Likewise. * config/s390/s390.md (*extzv<mode>, *extv<mode>): Likewise. (*extendqi<mode>2_short_displ): Likewise. * config/sh/sh.c (expand_block_move): Likewise. * config/sh/sh.md (extv, extzv): Likewise. From-SVN: r176476
2011-07-15re PR debug/48220 (DW_OP_GNU_entry_value/DW_TAG_GNU_call_site_parameter vs ↵Eric Botcazou1-5/+95
register window) PR target/48220 * doc/md.texi (Standard Names): Document window_save. * cfgexpand.c (expand_debug_parm_decl): New function extracted from expand_debug_expr and expand_debug_source_expr. If the target has a window_save instruction, adjust the ENTRY_VALUE_EXP. (expand_debug_expr) <SSA_NAME>: Call expand_debug_parm_decl if the SSA_NAME_VAR is a parameter. (expand_debug_source_expr) <PARM_DECL>: Call expand_debug_parm_decl. * var-tracking.c (parm_reg_t): New type and associated vector type. (windowed_parm_regs): New variable. (adjust_insn): If the target has a window_save instruction and this is the instruction, make its effect on parameter registers explicit. (next_non_note_insn_var_location): New function. (emit_notes_in_bb): Use it instead of NEXT_INSN throughout. (vt_add_function_parameter): If the target has a window_save insn, adjust the incoming RTL and record that in windowed_parm_regs. (vt_finalize): Free windowed_parm_regs. From-SVN: r176318
2011-06-22re PR debug/47858 (IPA-SRA decreases quality of debug info)Jakub Jelinek1-0/+23
PR debug/47858 * gimple.h (enum gimple_debug_subcode): Add GIMPLE_DEBUG_SOURCE_BIND. (gimple_build_debug_source_bind_stat): New prototype. (gimple_build_debug_source_bind): Define. (gimple_debug_source_bind_p, gimple_debug_source_bind_get_var, gimple_debug_source_bind_get_value, gimple_debug_source_bind_get_value_ptr, gimple_debug_source_bind_set_var, gimple_debug_source_bind_set_value): New inlines. * gimple.c (gimple_build_debug_source_bind_stat): New function. * gimple-pretty-print.c (dump_gimple_debug): Handle GIMPLE_DEBUG_SOURCE_BIND. * sese.c (rename_uses): Handle gimple_debug_source_bind_p. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. * tree-parloops.c (eliminate_local_variables, separate_decls_in_region): Likewise. (separate_decls_in_region_debug): Renamed from separate_decls_in_region_debug_bind. Handle gimple_debug_source_bind_p. * tree.h (decl_debug_args_lookup, decl_debug_args_insert): New prototypes. (DECL_HAS_DEBUG_ARGS_P): Define. (struct tree_function_decl): Add has_debug_args_flag field. * tree.c (debug_args_for_decl): New variable. (decl_debug_args_lookup, decl_debug_args_insert): New functions. * tree-into-ssa.c (mark_def_sites): Handle uses in debug stmts. (rewrite_debug_stmt_uses): New function. (rewrite_stmt): Use it to rewrite debug stmt uses. * rtl.def (DEBUG_PARAMETER_REF): New. * rtl.h (DEBUG_PARAMETER_REF_DECL): Define. * cselib.c (rtx_equal_for_cselib_1, cselib_hash_rtx): Handle DEBUG_PARAMETER_REF. * rtl.c (rtx_equal_p_cb, rtx_equal_p, iterative_hash_rtx): Likewise. * print-rtl.c (print_rtx): Likewise. * tree-sra.c (sra_ipa_reset_debug_stmts): Prefer replacing of SSA_NAMEs with DEBUG_EXPR_DECLs initialized in source bind debug stmts in the first bb. * tree-inline.c (remap_ssa_name): If remapping default def of a PARM_DECL fails, map to a DEBUG_EXPR_DECL set in a source bind debug stmt. (remap_gimple_stmt): Handle gimple_debug_source_bind_p. (maybe_move_debug_stmts_to_successors): Likewise. (copy_debug_stmt): Likewise. Avoid shadowing a variable. (tree_function_versioning): If DECL_HAS_DEBUG_ARGS_P, copy debug args vector from old_decl to new_decl. * ipa-prop.c (ipa_modify_call_arguments): For optimized away or modified parameters, add debug bind stmts before call setting DEBUG_EXPR_DECL which is remembered in debug args vector. * cfgexpand.c (expand_call_stmt): Call expand_debug_expr on DECL_DEBUG_EXPRs from debug args vector. (expand_debug_source_expr): New function. (expand_debug_locations): Use it for source bind insns. (expand_gimple_basic_block): Handle gimple_debug_source_bind_p. * var-tracking.c (prepare_call_arguments): Add debug args to call_arguments if any. * dwarf2out.c (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands, output_loc_operands_raw, resolve_addr_in_expr, compare_loc_operands): Handle DW_OP_GNU_parameter_ref. (get_ref_die_offset, parameter_ref_descriptor): New functions. (mem_loc_descriptor): Handle DEBUG_PARAMETER_REF. (gen_subprogram_die): Handle parameters identified by DEBUG_PARAMETER_REF. * dwarf2.h (enum dwarf_location_atom): Add DW_OP_GNU_parameter_ref. From-SVN: r175288
2011-06-16re PR middle-end/46500 (target.h includes tm.h)Joern Rennecke1-10/+12
PR middle-end/46500 gcc: * doc/tm.texi.in: Update Copyright date. * doc/tm.texi: Regenerate. * targhooks.c (default_setup_incoming_varargs): Replace CUMULATIVE_ARGS* argument type with cumulative_args_t. (default_pretend_outgoing_varargs_named): Likewise. (hook_pass_by_reference_must_pass_in_stack): Likewise. (hook_callee_copies_named): Likewise. (default_function_arg_advance): Likewise. (default_function_arg): Likewise. (default_function_incoming_arg): Likewise. (hook_bool_CUMULATIVE_ARGS_false): Likewise. (hook_bool_CUMULATIVE_ARGS_true): Likewise. (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise. (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise. (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise. * targhooks.h (default_setup_incoming_varargs): Likewise. (default_pretend_outgoing_varargs_named): Likewise. (hook_pass_by_reference_must_pass_in_stack): Likewise. (hook_callee_copies_named): Likewise. (default_function_arg_advance): Likewise. (default_function_arg): Likewise. (default_function_incoming_arg): Likewise. (hook_bool_CUMULATIVE_ARGS_false): Likewise. (hook_bool_CUMULATIVE_ARGS_true): Likewise. (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise. (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise. (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise. * target.def (pass_by_reference): Likewise. (setup_incoming_varargs, strict_argument_naming): Likewise. (pretend_outgoing_varargs_named, callee_copies): Likewise. (arg_partial_bytes, function_arg_advance, function_arg): Likewise. (function_incoming_arg): Likewise. * target.h: Don't include "tm.h" . (cumulative_args_t): New typedef. [GCC_TM_H] (get_cumulative_args): New static inline function. [GCC_TM_H] (pack_cumulative_args): Likewise. * config/alpha/alpha.c (alpha_function_arg): Replace CUMULATIVE_ARGS* argument type with cumulative_args_t. (alpha_function_arg_advance, alpha_arg_partial_bytes): Likewise. (alpha_pass_by_reference, alpha_setup_incoming_varargs): Likewise. * config/frv/frv.c (frv_setup_incoming_varargs): Likewise. (frv_arg_partial_bytes, frv_function_arg): Likewise. (frv_function_incoming_arg, frv_function_arg_advance): Likewise. (frv_function_arg_1): Likewise. * config/s390/s390.c (s390_pass_by_reference): Likewise. (s390_function_arg_advance, s390_function_arg): Likewise. * config/m32c/m32c.c (m32c_function_arg): Likewise. (m32c_pass_by_reference, m32c_function_arg_advance): Likewise. (m32c_strict_argument_naming): Likewise. * config/spu/spu.c (spu_pass_by_reference, spu_function_arg): Likewise. (spu_function_arg_advance): Likewise. (spu_setup_incoming_varargs): Likewise. Make static. * config/spu/spu-protos.h (spu_setup_incoming_varargs): Remove prototype. * config/sparc/sparc.c (sparc_strict_argument_naming): Replace CUMULATIVE_ARGS* argument type with cumulative_args_t. (sparc_pass_by_reference, sparc_function_arg_advance): Likewise. (sparc_function_arg, sparc_function_incoming_arg): Likewise. (sparc_arg_partial_bytes, sparc_function_arg_1): Likewise. * config/mep/mep.c (mep_setup_incoming_varargs): Likewise. (mep_pass_by_reference, mep_function_arg): Likewise. (mep_function_arg_advance): Likewise. * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise. (m32r_pass_by_reference, m32r_arg_partial_bytes): Likewise. (m32r_function_arg, m32r_function_arg_advance): Likewise. * config/rx/rx.c (rx_function_arg, rx_function_arg_advance): Likewise. * config/i386/i386.c (ix86_function_arg_advance): Likewise. (ix86_function_arg, ix86_pass_by_reference): Likewise. (ix86_setup_incoming_varargs): Likewise. * config/sh/sh.c (sh_setup_incoming_varargs): Likewise. (sh_strict_argument_naming): Likewise. (sh_pretend_outgoing_varargs_named, sh_pass_by_reference): Likewise. (sh_callee_copies, sh_arg_partial_bytes): Likewise. (sh_function_arg_advance, sh_function_arg): Likewise. * config/pdp11/pdp11.c (pdp11_function_arg): Likewise. (pdp11_function_arg_advance): Likewise. * config/microblaze/microblaze.c (microblaze_function_arg_advance): Likewise. (microblaze_function_arg, function_arg_partial_bytes): Likewise. * config/avr/avr.c (avr_function_arg): Likewise. (avr_function_arg_advance): Likewise. * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise. (xtensa_function_arg, xtensa_function_incoming_arg): Likewise. (xtensa_function_arg_1): Likewise. * config/stormy16/stormy16.c (xstormy16_function_arg_advance): Likewise. (xstormy16_function_arg): Likewise. * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise. (fr30_arg_partial_bytes, fr30_function_arg): Likewise. (fr30_function_arg_advance): Likewise. * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise. (lm32_function_arg, lm32_function_arg_advance): Likewise. * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise. (moxie_function_arg, moxie_function_arg_advance): Likewise. (moxie_pass_by_reference, moxie_arg_partial_bytes): Likewise. * config/cris/cris.c (cris_setup_incoming_varargs): Likewise. (cris_pass_by_reference, cris_arg_partial_bytes): Likewise. (cris_function_arg, cris_function_incoming_arg): Likewise. (cris_function_arg_advance, cris_function_arg_1): Likewise. * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise. (iq2000_pass_by_reference, iq2000_arg_partial_bytes): Likewise. (iq2000_function_arg, iq2000_function_arg_advance): Likewise. * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise. (mn10300_function_arg, mn10300_function_arg_advance): Likewise. (mn10300_arg_partial_bytes): Likewise. * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise. (ia64_arg_partial_bytes, ia64_function_arg): Likewise. (ia64_function_incoming_arg, ia64_function_arg_advance): Likewise. (ia64_function_arg_1): Likewise. * config/m68k/m68k.c (m68k_function_arg_advance): Likewise. (m68k_function_arg): Likewise. * config/rs6000/rs6000.c (rs6000_function_arg_advance): Likewise. (rs6000_function_arg, setup_incoming_varargs): Likewise. (rs6000_pass_by_reference, rs6000_arg_partial_bytes): Likewise. * config/picochip/picochip.c (picochip_arg_partial_bytes): Likewise. (picochip_function_arg, picochip_incoming_function_arg): Likewise. (picochip_arg_advance): Likewise. * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise. (mcore_arg_partial_bytes, mcore_function_arg): Likewise. (mcore_function_arg_advance): Likewise. * config/score/score.c (score_pass_by_reference): Likewise. (score_function_arg_advance): Likewise. (score_arg_partial_bytes): Likewise. Make static. * config/score/score-protos.h (score_arg_partial_bytes): Don't declare. * config/arm/arm.c (arm_arg_partial_bytes): Replace CUMULATIVE_ARGS* argument type with cumulative_args_t. (arm_function_arg, arm_function_arg_advance): Likewise. (arm_setup_incoming_varargs, arm_pass_by_reference): Likewise. * config/pa/pa.c (pa_pass_by_reference): Likewise. (pa_arg_partial_bytes, pa_function_arg_advance): Likewise. (pa_function_arg): Likewise. * config/mips/mips.c (mips_strict_argument_naming): Likewise. (mips_function_arg, mips_function_arg_advance): Likewise. (mips_arg_partial_bytes, mips_pass_by_reference): Likewise. (mips_callee_copies, mips_setup_incoming_varargs): Likewise. * config/vax/vax.c (vax_function_arg): Likewise. (vax_function_arg_advance): Likewise. * config/h8300/h8300.c (h8300_function_arg): Likewise. (h8300_function_arg_advance): Likewise. * config/v850/v850.c (v850_pass_by_reference): Likewise. (v850_strict_argument_naming, v850_function_arg): Likewise. (v850_arg_partial_bytes, v850_function_arg_advance): Likewise. (v850_setup_incoming_varargs): Likewise. * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise. (mmix_function_arg_advance, mmix_function_incoming_arg): Likewise. (mmix_function_arg, mmix_pass_by_reference): Likewise. (mmix_function_arg_1): Replace const CUMULATIVE_ARGS* argument type with const void *. * config/bfin/bfin.c (setup_incoming_varargs): Replace CUMULATIVE_ARGS* argument type with cumulative_args_t. (bfin_function_arg_advance, bfin_function_arg): Likewise. (bfin_arg_partial_bytes, bfin_pass_by_reference): Likewise. * calls.c (emit_call_1): Change type of args_so_far to cumulative_args_t. Changed all callers. (initialize_argument_information): Likewise. (expand_call, emit_library_call_value_1): Use pack_cumulative_args. * dse.c (get_call_args): Likewise. * expr.c (block_move_libcall_safe_for_call_parm): Likewise. * function.c (pass_by_reference, reference_callee_copied): Likewise. (struct assign_parm_data_all): Rename args_so_far to args_so_far_v. New member args_so_far_v. Changed all users. * var-tracking.c (prepare_call_arguments): Use pack_cumulative_args. * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise. * config/mips/mips.c (mips_output_args_xfer): Likewise. * config/s390/s390.c (s390_call_saved_register_used): Likewise. * config/sh/sh.c (sh_output_mi_thunk): Likewise. * config/microblaze/microblaze.c (microblaze_expand_prologue): Likewise. * config/m32r/m32r.c (m32r_return_in_memory): Adjust for changed m32r_pass_by_reference. gcc/ada: * gcc-interface/decl.c (gnat_to_gnu_param): Use pack_cumulative_args. From-SVN: r175103
2011-06-14dumping cleanup phase 1 -- Removing TODO_dump_funcDavid Li1-1/+1
From-SVN: r175051
2011-06-03params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.Alexandre Oliva1-1/+1
* params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10. * var-tracking.c (reverse_op): Limite recurse depth to 5. From-SVN: r174596
2011-06-03re PR debug/47590 (pragma optimize doesn't recompute derived options (was: ↵Alexandre Oliva1-1/+1
var tracking produces wrong debug in code where optimization is turned off using pragma)) PR debug/47590 * target.def (delay_sched2, delay_vartrack): New. * doc/tm.texi.in: Update. * doc/tm.texi: Rebuild. * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2. * var-tracking.c (gate_handle_var_tracking): Likewise. * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop. (bfin_flag_var_tracking): Drop. (output_file_start): Don't save and override flag_var_tracking. (bfin_option_override): Ditto flag_schedule_insns_after_reload. (bfin_reorg): Test original variables. (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define. * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop. (ia64_flag_var_tracking): Drop. (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define. (ia64_file_start): Don't save and override flag_var_tracking. (ia64_override_options_after_change): Ditto flag_schedule_insns_after_reload. (ia64_reorg): Test original variables. * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop. (picochip_flag_var_tracking): Drop. (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define. (picochip_option_override): Don't save and override flag_schedule_insns_after_reload. (picochip_asm_file_start): Ditto flag_var_tracking. (picochip_reorg): Test original variables. * config/spu/spu.c (spu_flag_var_tracking): Drop. (TARGET_DELAY_VARTRACK): Define. (spu_var_tracking): New. (spu_machine_dependent_reorg): Call it. (asm_file_start): Don't save and override flag_var_tracking. From-SVN: r174595
2011-06-01re PR debug/49250 (ICE in set_slot_part, at var-tracking.c:6793)Jakub Jelinek1-0/+3
PR debug/49250 * var-tracking.c (add_uses, add_stores): Don't call cselib_subst_to_values on ENTRY_VALUE. From-SVN: r174548
2011-06-01var-tracking.c (create_entry_value): New function.Jakub Jelinek1-51/+36
* var-tracking.c (create_entry_value): New function. (vt_add_function_parameter): Use it. From-SVN: r174534
2011-05-31cselib.c (promote_debug_loc): Allow l->next non-NULL for ↵Jakub Jelinek1-1/+1
cselib_preserve_constants. * cselib.c (promote_debug_loc): Allow l->next non-NULL for cselib_preserve_constants. (cselib_lookup_1): If cselib_preserve_constants, a new VALUE is being created for REG and there is a VALUE for the same register in wider mode, add another loc with lowpart SUBREG of the wider VALUE. (cselib_subst_to_values): Handle ENTRY_VALUE. * var-tracking.c (replace_expr_with_values): Return NULL for ENTRY_VALUE too. * dwarf2out.c (convert_descriptor_to_signed): New function. (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and instead of two shifts. (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to the right mode if needed. (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod. (mem_loc_descriptor) <case UNSIGNED_FIX>: Use convert_descriptor_to_signed. (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY, BSWAP, ROTATE, ROTATERT>: Handle these rtls. * gcc.dg/guality/bswaptest.c: New test. * gcc.dg/guality/clztest.c: New test. * gcc.dg/guality/ctztest.c: New test. * gcc.dg/guality/rotatetest.c: New test. From-SVN: r174508
2011-05-31params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.Alexandre Oliva1-3/+5
* params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New. * doc/invoke.texi: Document max-vartrack-expr-depth. * var-tracking.c (EXPR_DEPTH): New. (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it. From-SVN: r174494
2011-05-30var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with ↵Jakub Jelinek1-3/+54
crtl->args.internal_arg_pointer based address to... * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with crtl->args.internal_arg_pointer based address to arg_pointer_rtx if there is a DRAP register and arg_pointer_rtx is the CFA pointer. (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned. (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register. From-SVN: r174438
2011-05-24var-tracking.c (compute_cfa_pointer): Adjust head comment.Eric Botcazou1-4/+17
* var-tracking.c (compute_cfa_pointer): Adjust head comment. (vt_initialize): Set PROLOGUE_BB unconditionally. Add block comment about CFA_BASE_RTX machinery. Reset FP_CFA_OFFSET to -1 on all invalid paths. Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1. From-SVN: r174146
2011-05-12re PR debug/48967 (ICE during use_narrower_mode)Jakub Jelinek1-0/+4
PR debug/48967 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1 if validate_subreg fails. * g++.dg/opt/pr48967.C: New test. From-SVN: r173701
2011-05-09var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.Eric Botcazou1-6/+6
* var-tracking.c (find_mem_expr_in_1pdv): Fix thinko. (dataflow_set_preserve_mem_locs): Likewise. From-SVN: r173565
2011-05-06re PR debug/48902 (var-tracking.c fails to compile for PCC_STATIC_STRUCT_RETURN)Jakub Jelinek1-1/+1
PR debug/48902 * var-tracking.c (prepare_call_arguments): Move else before #endif. From-SVN: r173470
2011-03-29re PR debug/48203 (ICE in dwarf2out.c while building eglibc.)Jakub Jelinek1-1/+36
PR debug/48203 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only create ENTRY_VALUE if incoming or address of incoming's MEM is a hard REG. * dwarf2out.c (mem_loc_descriptor): Don't emit DW_OP_GNU_entry_value of DW_OP_fbreg. * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup on ENTRY_VALUE is able to find the canonical parameter VALUE. * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use rtx_equal_p instead of rtx_equal_for_cselib_1 to compare ENTRY_VALUE_EXPs. (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP is a REG_P or MEM_P with REG_P address, compute hash directly instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP. (preserve_only_constants): Don't clear VALUES forwaring ENTRY_VALUE to some other VALUE. * gcc.dg/pr48203.c: New test. From-SVN: r171640
2011-03-28var-tracking.c (canonicalize_values_mark): Delete unused lhs assignment.Jeff Law1-8/+8
* var-tracking.c (canonicalize_values_mark): Delete unused lhs assignment. (canonicalize_values_star, set_variable_part): Likewise. (clobber_variable_part, delete_variable_part): Likewise. From-SVN: r171606
2011-03-17re PR debug/48163 (ICEs for cris-elf, like gcc.c-torture/compile/calls.c ↵Jakub Jelinek1-1/+10
gcc.c-torture/execute/complex-1.c) PR debug/48163 * var-tracking.c (prepare_call_arguments): If CALL target is a non-SYMBOL_REF CONSTANT_P, just add that into the list as pc instead of looking it up using cselib_lookup and use Pmode for it if x has VOIDmode. * dwarf2out.c (gen_subprogram_die): If also both first and second CONCAT arguments are VOIDmode, use mode of CONCAT itself. From-SVN: r171114
2011-03-17Check SUBREG in prepare_call_arguments.H.J. Lu1-1/+5
2011-03-17 H.J. Lu <hongjiu.lu@intel.com> PR debug/48160 * var-tracking.c (prepare_call_arguments): Check SUBREG. From-SVN: r171108
2011-03-17re PR middle-end/48152 (Bootstrap failure for x86_64-w64-mingw32 due ICE)Jakub Jelinek1-7/+14
PR middle-end/48152 * var-tracking.c (prepare_call_arguments): If argument needs to be passed by reference, adjust argtype and mode. From-SVN: r171101
2011-03-16var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED to nargs.Jakub Jelinek1-1/+1
* var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED to nargs. From-SVN: r171040
2011-03-16calls.c (emit_call_1): Set MEM_EXPR on call's MEM.Jakub Jelinek1-14/+94
* calls.c (emit_call_1): Set MEM_EXPR on call's MEM. * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on call's MEM. Handle functions returning aggregate through a hidden first pointer. For virtual calls add clobbered pc to call arguments chain. * dwarf2out.c (gen_subprogram_die): Emit DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target can't be emitted. From-SVN: r171036
2011-03-16re PR debug/45882 (No debug info for vars depending on unused parameter)Jakub Jelinek1-2/+4
PR debug/45882 * rtl.def (ENTRY_VALUE): Change format from "e" to "0". * rtl.h (ENTRY_VALUE_EXP): Define. * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE. * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise. * print-rtl.c (print_rtx): Likewise. * gengtype.c (adjust_field_rtx_def): Likewise. * var-tracking.c (vt_add_function_parameter): Adjust gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro. * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro. * cfgexpand.c (expand_debug_expr): If a SSA_NAME without partition is a default definition of a PARM_DECL, use ENTRY_VALUE of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set. * gcc.dg/guality/pr45882.c: New test. From-SVN: r171035
2011-03-16final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.Jakub Jelinek1-26/+331
* final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION. Call var_location debug hook even on CALL_INSNs. (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION. * rtl.def (ENTRY_VALUE): New. * dwarf2out.c: Include cfglayout.h. (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands, output_loc_operands_raw): Handle DW_OP_GNU_entry_value. (struct call_arg_loc_node): New type. (call_arg_locations, call_arg_loc_last, block_map, call_site_count, tail_call_site_count): New variables. (dwarf_tag_name): Handle DW_TAG_GNU_call_site and DW_TAG_GNU_call_site_parameter. (dwarf_attr_name): Handle DW_AT_GNU_call_site_value, DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target, DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call, DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites and DW_AT_GNU_all_source_call_sites. (mem_loc_descriptor): Handle ENTRY_VALUE. (add_src_coords_attributes): Don't add enything if DECL_SOURCE_LOCATION is UNKNOWN_LOCATION. (dwarf2out_abstract_function): Save and clear call_arg_location, call_site_count and tail_call_site_count around dwarf2out_decl call. (gen_call_site_die): New function. (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites. (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map. (dwarf2out_function_decl): Clear call_arg_locations, call_arg_loc_last, set call_site_count and tail_call_site_count to -1 and free block_map. (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and CALL_INSNs. Add NOTE_DURING_CALL_P var location notes even when not followed by any real instructions. (dwarf2out_begin_function): Set call_site_count and tail_call_site_count to 0. (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL attempt to force a DIE for it and worst case remove the attribute. (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of the decl itself. * var-tracking.c: Include tm_p.h. (vt_stack_adjustments): For calls call note_register_arguments. (argument_reg_set): New variable. (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set ensure the VALUE is resolved. (call_arguments): New variable. (prepare_call_arguments): New function. (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it. (struct expand_loc_callback_data): Add ignore_cur_loc field. (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and always use the best expression. (vt_expand_loc): Add ignore_cur_loc argument. (vt_expand_loc_dummy): Clear ignore_cur_loc field. (emit_note_insn_var_location): Adjust vt_expand_loc callers. (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION note for all calls. (vt_add_function_parameter): Use cselib_lookup_from_insn. If dv is a VALUE, enter into hash table also ENTRY_VALUE for the argument. Don't call cselib_preserve_only_values and cselib_reset_table. (note_register_arguments): New function. (vt_initialize): Compute argument_reg_set. Call vt_add_function_parameters before processing basic blocks instead of afterwards. For calls call prepare_call_arguments before calling cselib_process_insn. * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION. * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H). (var-tracking.o): Depend on $(TM_P_H). * cfglayout.h (insn_scope): New prototype. * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION. * cfglayout.c (insn_scope): No longer static. * insn-notes.def (CALL_ARG_LOCATION): New. * calls.c (expand_call, emit_library_call_value_1): Put USEs for MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally. * integrate.c (set_block_origin_self, set_block_abstract_flags): Do nothing for DECL_EXTERNAL BLOCK_VARS. cp/ * cp-objcp-common.c (cp_function_decl_explicit_p): Don't crash if DECL_LANG_SPECIFIC is NULL. include/ * dwarf2.h (DW_TAG_GNU_call_site, DW_TAG_GNU_call_site_parameter, DW_AT_GNU_call_site_value, DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target, DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call, DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites,, DW_AT_GNU_all_source_call_sites, DW_OP_GNU_entry_value): New. From-SVN: r171033
2011-03-07re PR debug/47991 (Var-tracking ICE on s390x *setmem_long insn)Jakub Jelinek1-2/+9
PR debug/47991 * var-tracking.c (find_use_val): Return NULL for cui->sets && cui->store_p BLKmode MEMs. * gcc.dg/pr47991.c: New test. From-SVN: r170759
2011-02-03re PR debug/43092 (Wrong debuginfo with VTA and ↵Alexandre Oliva1-18/+30
-fomit-frame-pointer/-mno-accumulate-outgoing-args) PR debug/43092 PR rtl-optimization/43494 * rtl.h (for_each_inc_dec_fn): New type. (for_each_inc_dec): Declare. * rtlanal.c (struct for_each_inc_dec_ops): New type. (for_each_inc_dec_find_inc_dec): New fn. (for_each_inc_dec_find_mem): New fn. (for_each_inc_dec): New fn. * dse.c (struct insn_size): Remove. (replace_inc_dec, replace_inc_dec_mem): Remove. (emit_inc_dec_insn_before): New fn. (check_for_inc_dec): Use it, along with for_each_inc_dec. (canon_address): Pass mem modes to cselib_lookup. * cselib.h (cselib_lookup): Add memmode argument. Adjust callers. (cselib_lookup_from_insn): Likewise. (cselib_subst_to_values): Likewise. * cselib.c (find_slot_memmode): New var. (cselib_find_slot): New fn. Use it instead of htab_find_slot_with_hash everywhere. (entry_and_rtx_equal_p): Use find_slot_memmode. (autoinc_split): New fn. (rtx_equal_for_cselib_p): Rename and implement in terms of... (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on. Deal with autoinc. Special-case recursion into MEMs. (cselib_hash_rtx): Likewise. (cselib_lookup_mem): Infer pmode from address mode. Distinguish address and MEM modes. (cselib_subst_to_values): Add memmode, pass it on. Deal with autoinc. (cselib_lookup): Add memmode argument, pass it on. (cselib_lookup_from_insn): Add memmode. (cselib_invalidate_rtx): Discard obsolete push_operand handling. (struct cselib_record_autoinc_data): New. (cselib_record_autoinc_cb): New fn. (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM mode to cselib_lookup. Reset autoinced REGs here instead of... (cselib_process_insn): ... here. * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode to cselib_lookup. (add_uses): Likewise, also to cselib_subst_to_values. (add_stores): Likewise. * sched-deps.c (add_insn_mem_dependence): Pass mode to cselib_subst_to_values. (sched_analyze_1, sched_analyze_2): Likewise. Adjusted. * gcse.c (do_local_cprop): Adjusted. * postreload.c (reload_cse_simplify_set): Adjusted. (reload_cse_simplify_operands): Adjusted. * sel-sched-dump (debug_mem_addr_value): Pass mode. From-SVN: r169782
2011-01-19re PR debug/47079 (FAIL: gcc.dg/guality/nrv-1.c)Alexandre Oliva1-0/+1
PR debug/47079 PR debug/46724 * function.c (instantiate_expr): Instantiate incoming rtl of implicit arguments, and recurse on VALUE_EXPRs. (instantiate_decls): Instantiate rtl and VALUE_EXPR of result. * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx. From-SVN: r169034
2010-12-22re PR debug/46724 (Wrong debug info: Invalid variable location)Alexandre Oliva1-91/+108
PR debug/46724 * function.c (assign_parms_augmented_arg_list): Name and mark DECL of result address as NAMELESS rather than IGNORED. (assign_parms): Set DECL_VALUE_EXPR for indirect result. * tree.h (tree_decl_common::decl_flag_2): Document RESULT_DECL. (DECL_HAS_VALUE_EXPR_P): Accept RESULT_DECL. * dwarf2out.c (loc_list_from_tree) <RESULT_DECL>: Use DECL_VALUE_EXPR. * dbxout.c (dbxout_expand_expr) <RESULT_DECL>: Likewise. * var-tracking.c (vt_add_function_parameter): New, split out of... (vt_add_function_parameters): ... this. Handle incoming pointer to hold result. From-SVN: r168160
2010-12-13re PR debug/46867 (ICE: in emit_note_insn_var_location, at ↵Jakub Jelinek1-56/+0
var-tracking.c:7325 with -O -g) PR debug/46867 * var-tracking.c (emitted_notes, string_pointer_flags): Removed. (emit_note_insn_var_location): Remove ENABLE_RTL_CHECKING verification. (vt_emit_notes): Don't initialize and destroy emitted_notes. * gcc.dg/pr46867.c: New test. From-SVN: r167754
2010-11-30diagnostic-core.h: Include bversion.h.Joseph Myers1-1/+0
* diagnostic-core.h: Include bversion.h. * toplev.h: Don't include input.h or bversion.h. (parse_optimize_options): Don't declare here. * alias.c, auto-inc-dec.c, c-aux-info.c, c-convert.c, c-parser.c, caller-save.c, cfg.c, cfganal.c, cfgbuild.c, cfgcleanup.c, combine-stack-adj.c, config/arm/pe.c, config/darwin-c.c, config/host-darwin.c, config/i386/host-cygwin.c, config/i386/host-mingw32.c, config/i386/msformat-c.c, config/i386/netware.c, config/i386/nwld.c, config/i386/winnt-cxx.c, config/i386/winnt-stubs.c, config/ia64/ia64-c.c, config/m32c/m32c-pragma.c, config/mep/mep-pragma.c, config/microblaze/microblaze-c.c, config/rs6000/host-darwin.c, config/rs6000/rs6000-c.c, config/score/score3.c, config/score/score7.c, config/sh/symbian-base.c, config/sh/symbian-c.c, config/sh/symbian-cxx.c, config/sol2-c.c, config/sol2.c, config/v850/v850-c.c, config/vxworks.c, convert.c, cppbuiltin.c, cselib.c, dbgcnt.c, ddg.c, dfp.c, dominance.c, emit-rtl.c, fixed-value.c, fwprop.c, ggc-common.c, gimple.c, gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c, graphite-dependences.c, graphite-flattening.c, graphite-interchange.c, graphite-poly.c, graphite-scop-detection.c, graphite.c, haifa-sched.c, implicit-zee.c, integrate.c, ipa-pure-const.c, ipa-reference.c, ira-build.c, ira-conflicts.c, ira-costs.c, ira-lives.c, jump.c, lists.c, loop-doloop.c, loop-iv.c, lto-cgraph.c, lto-compress.c, lto-opts.c, lto-section-in.c, lto-section-out.c, lto-streamer-out.c, lto-symtab.c, modulo-sched.c, optabs.c, params.c, postreload-gcse.c, postreload.c, predict.c, profile.c, regcprop.c, reginfo.c, regmove.c, reorg.c, resource.c, sched-deps.c, sched-ebb.c, sched-rgn.c, sdbout.c, sel-sched-dump.c, sel-sched-ir.c, sese.c, stmt.c, targhooks.c, tree-cfgcleanup.c, tree-mudflap.c, tree-nomudflap.c, tree-object-size.c, tree-outof-ssa.c, tree-phinodes.c, tree-profile.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-loop-prefetch.c, tree-ssa-loop.c, tree-ssa-operands.c, tree-ssa-structalias.c, tree-ssa-uninit.c, tree-vect-patterns.c, value-prof.c, var-tracking.c, web.c: Don't include toplev.h. * Makefile.in (TOPLEV_H): Remove. All uses changed to use toplev.h. Dependencies for above files and c-family files changed to remove $(TOPLEV_H) or toplev.h. (C_TREE_H): Don't include $(TOPLEV_H). (DIAGNOSTIC_CORE_H): Use $(INPUT_H) instead of input.h. Add bversion.h. * config/arm/t-pe, config/arm/t-wince-pe, config/i386/t-cygming, config/ia64/t-ia64, config/mep/t-mep, config/score/t-score-elf, config/t-darwin, config/t-sol2, config/t-vxworks, config/v850/t-v850, config/v850/t-v850e: Dependencies for above files changed to remove $(TOPLEV_H) or toplev.h. c-family: * c-common.h (parse_optimize_options): Declare. * c-cppbuiltin.c, c-format.c, c-gimplify.c, c-lex.c, c-omp.c, c-pch.c, c-pragma.c, c-semantics.c: Don't include toplev.h. cp: * cp-gimplify.c, cp-lang.c, cvt.c, cxx-pretty-print.c, error.c, except.c, expr.c, friend.c, init.c, mangle.c, name-lookup.c, optimize.c, parser.c, rtti.c, tree.c, typeck2.c: Don't include toplev.h. * Make-lang.in: Dependencies for above files changed to remove toplev.h. java: * expr.c, lang.c, mangle.c, mangle_name.c, typeck.c, verify-glue.c: Don't include toplev.h. * Make-lang.in: Dependencies for above files changed to remove toplev.h. lto: * Make-lang.in (lto/lto-object.o): Depend on toplev.h instead of $(TOPLEV_H). From-SVN: r167293
2010-11-15re PR debug/46387 (ICE in add_stores, at var-tracking.c:5415)Jakub Jelinek1-0/+5
PR debug/46387 * rtl.h (vt_equate_reg_base_value): New prototype. * alias.c (vt_equate_reg_base_value): New function. * var-tracking.c (vt_init_cfa_base): Use it. * gcc.dg/pr46387.c: New test. From-SVN: r166766
2010-11-12re PR rtl-optimization/46433 (var-tracking.c doesn't include tm_p.h)Joern Rennecke1-0/+1
PR rtl-optimization/46433 * var-tracking.c: Include tm_p.h . From-SVN: r166651
2010-11-06re PR debug/45939 (Wrong debug info: Negative location range generated)Andreas Krebbel1-1/+11
2010-11-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com> PR debug/45939 * var-tracking.c (emit_note_insn_var_location): Make sure that call related var location notes come before the normal ones. From-SVN: r166396
2010-11-01re PR target/45250 (FAIL: ↵Jakub Jelinek1-19/+13
tr1/5_numerical_facilities/special_functions/01_assoc_laguerre/check_nan.cc) PR target/45250 * var-tracking.c (cfa_base_rtx): Move definition earlier in the file. (cfa_base_offset): New variable. (compute_cfa_pointer): Use cfa_base_rtx and cfa_base_offset. (adjust_mems): Don't do any sp or hfp replacements if cfa_base_rtx is NULL. (vt_init_cfa_base): Initialize cfa_base_offset. From-SVN: r166126
2010-10-21basic-block.h (single_succ_edge): Use gcc_checking_assert.Nathan Froyd1-49/+22
* basic-block.h (single_succ_edge): Use gcc_checking_assert. (single_pred_edge, ei_container, ei_next, ei_prev): Likewise. * cfghooks.c (fixup_reorder_chain): Likewise. * cfgrtl.c (cfg_layout_merge_blocks): Likewise. * cgraph.c (cgraph_add_thunk): Likewise. (cgraph_create_edge_1): Likewise. (cgraph_create_virtual_clone): Likewise. * ddg.c (add_cross_iteration_register_deps): Likewise. * dwarf2out.c (modified_type_die): Likewise. * emit-rtl.c (set_mem_alias_set): Likewise. * ggc-zone.c (zone_allocate_marks): Likewise. * gimple-iterator.c (gsi_move_to_bb_end): Likewise. * gimple.c (iterative_hash_gimple_type): Likewise. * graphite-scop-detection.c (create_single_entry_edge): Likewise. (create_single_exit_edge): Likewise. * haifa-sched.c (choose_ready): Likewise. * lto-streamer-in.c (input_gimple_stmt): Likewise. * passes.c (execute_todo): Likewise. * sched-ebb.c (begin_schedule_ready): Likewise. * sel-sched.c (code_motion_process_successors): Likewise. * tree-call-cdce.c (gen_conditions_for_pow): Likewise. * tree-cfg-cleanup.c (tree_forwarder_block_p): Likewise. * tree-flow-inline.h (link_imm_use, move_use_after_head): Likewise. (phi_arg_index_from_use, phi_ssa_name_p): Likewise. * tree-into-ssa.c (insert_updated_phi_nodes_for): Likewise. * tree-ssa-coalesce.c (ssa_conflicts_test_p): Likewise. (ssa_conflicts_add): Likewise. * tree-ssa-copy.c (replace_exp): Likewise. * tree-ssa-dom.c (eliminate_redundant_computations): Likewise. * tree-ssa-forwprop.c (simple_gimple_switch): Likewise. * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise. * tree-ssa-pre.c (bitmap_value_insert_into_set): Likewise. (compute_antic): Likewise. * tree-ssa-ter.c (add_to_partition_kill_list): Likewise. (add_dependence): Likewise. (process_replaceable, kill_expr, find_replaceable_exprs): Likewise. * tree-vrp.c (supports_overflow_infinity): Likewise. (make_overflow_infinity, negative_overflow_infinity): Likewise. (avoid_overflow_infinity, register_new_assert_for): Likewise. (process_assert_insertions_for): Likewise. * var-tracking.c (dv_is_value_p, dv_as_decl, dv_from_decl): Likewise. (dv_from_value, variable_union, find_loc_in_1pdv): Likewise. (intersect_loc_chains, variable_merge_over_cur): Likewise. From-SVN: r165774
2010-10-05re PR debug/45849 (ICE: in emit_note_insn_var_location, at ↵Jakub Jelinek1-2/+28
var-tracking.c:7336 with -O -g) PR debug/45849 * var-tracking.c (strip_pointer_flags): New function. (emit_note_insn_var_location): If rtx_equal_p check failed, retry on locations simplified with simplify_replace_fn_rtx and strip_pointer_flags as its callback. * gcc.dg/debug/pr45849.c: New test. From-SVN: r164962
2010-08-20vec.h (FOR_EACH_VEC_ELT): Define.Nathan Froyd1-4/+4
gcc/ * vec.h (FOR_EACH_VEC_ELT): Define. * c-decl.c: Use it. * cfgloop.c: Likewise. * cfgloopmanip.c: Likewise. * cgraph.c: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * config/bfin/bfin.c: Likewise. * config/mips/mips.c: Likewise. * config/rs6000/rs6000.c: Likewise. * dbxout.c: Likewise. * df-scan.c: Likewise. * dominance.c: Likewise. * dse.c: Likewise. * dwarf2out.c: Likewise. * except.c: Likewise. * expr.c: Likewise. * function.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * ggc-common.c: Likewise. * gimplify.c: Likewise. * graphite-blocking.c: Likewise. * graphite-clast-to-gimple.c: Likewise. * graphite-dependences.c: Likewise. * graphite-interchange.c: Likewise. * graphite-poly.c: Likewise. * graphite-scop-detection.c: Likewise. * graphite-sese-to-poly.c: Likewise. * graphite.c: Likewise. * haifa-sched.c: Likewise. * ifcvt.c: Likewise. * implicit-zee.c: Likewise. * ipa-prop.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-emit.c: Likewise. * lambda-code.c: Likewise. * loop-invariant.c: Likewise. * loop-unroll.c: Likewise. * lower-subreg.c: Likewise. * lto-cgraph.c: Likewise. * lto-opts.c: Likewise. * lto-streamer-in.c: Likewise. * lto-streamer-out.c: Likewise. * lto-streamer.c: Likewise. * lto-symtab.c: Likewise. * matrix-reorg.c: Likewise. * opts.c: Likewise. * predict.c: Likewise. * print-tree.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-ir.c: Likewise. * sel-sched.c: Likewise. * sese.c: Likewise. * stor-layout.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-chrec.c: Likewise. * tree-data-ref.c: Likewise. * tree-emutls.c: Likewise. * tree-inline.c: Likewise. * tree-into-ssa.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-loop-linear.c: Likewise. * tree-mudflap.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-parloops.c: Likewise. * tree-predcom.c: Likewise. * tree-pretty-print.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-ssa-loop-ivcanon.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-ssa-loop-manip.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-slp.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * value-prof.c: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. gcc/ada/ * gcc-interface/decl.c: Use FOR_EACH_VEC_ELT. * gcc-interface/trans.c: Likewise. * gcc-interface/utils.c: Likewise. gcc/c-family/ * c-common.c: Use FOR_EACH_VEC_ELT. * c-gimplify.c: Likewise. * c-pragma.c: Likewise. gcc/cp/ * call.c: Use FOR_EACH_VEC_ELT. * class.c: Likewise. * decl.c: Likewise. * decl2.c: Likewise. * error.c: Likewise. * except.c: Likewise. * mangle.c: Likewise. * method.c: Likewise. * name-lookup.c: Likewise. * parser.c: Likewise. * pt.c: Likewise. * repo.c: Likewise. * semantics.c: Likewise. * typeck2.c: Likewise. gcc/fortran/ * trans-openmp.c: Use FOR_EACH_VEC_ELT. gcc/java/ * class.c: Use FOR_EACH_VEC_ELT. * expr.c: Likewise. * jcf-parse.c: Likewise. * resource.c: Likewise. gcc/lto/ * lto.c: Use FOR_EACH_VEC_ELT. From-SVN: r163401
2010-07-21re PR debug/45015 (ICE in cselib.c caused by fix for PR43051)Jakub Jelinek1-1/+58
PR debug/45015 * var-tracking.c (adjust_mems): Ignore ASM_OPERANDS with non-zero ASM_OPERANDS_OUTPUT_IDX. (adjust_insn): For inline asm with multiple sets ensure first ASM_OPERANDS vectors are used by all following ASM_OPERANDS in the insn. * gcc.target/m68k/pr45015.c: New test. From-SVN: r162385
2010-07-21re PR debug/45003 (VTA issues with sign/zero extension and debug temporaries)Jakub Jelinek1-3/+6
PR debug/45003 * var-tracking.c (reverse_op): Also handle {SIGN,ZERO}_EXTEND of a MEM. * dwarf2out.c (loc_descriptor): Don't handle SIGN_EXTEND nor ZERO_EXTEND here. * gcc.dg/guality/pr45003-2.c: New test. * gcc.dg/guality/pr45003-3.c: New test. From-SVN: r162364
2010-07-20var-tracking.c (vt_expand_loc, [...]): Bump maximum depth to 8 from 5.Jakub Jelinek1-2/+2
* var-tracking.c (vt_expand_loc, vt_expand_loc_dummy): Bump maximum depth to 8 from 5. From-SVN: r162337
2010-07-15tree.h (DECL_CHAIN): Define.Nathan Froyd1-1/+1
gcc/ * tree.h (DECL_CHAIN): Define. * alias.c: Carefully replace TREE_CHAIN with DECL_CHAIN. * c-decl.c: Likewise. * c-parser.c: Likewise. * c-typeck.c: Likewise. * cfgexpand.c: Likewise. * cgraph.c: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * config/alpha/alpha.c: Likewise. * config/arm/arm.c: Likewise. * config/frv/frv.c: Likewise. * config/i386/i386.c: Likewise. * config/i386/winnt-cxx.c: Likewise. * config/ia64/ia64.c: Likewise. * config/iq2000/iq2000.c: Likewise. * config/mep/mep.c: Likewise. * config/mips/mips.c: Likewise. * config/pa/som.h: Likewise. * config/rs6000/rs6000.c: Likewise. * config/s390/s390.c: Likewise. * config/sh/sh.c: Likewise. * config/sh/symbian-cxx.c: Likewise. * config/sparc/sparc.c: Likewise. * config/spu/spu.c: Likewise. * config/stormy16/stormy16.c: Likewise. * config/vxworks.c: Likewise. * config/xtensa/xtensa.c: Likewise. * coverage.c: Likewise. * dbxout.c: Likewise. * dwarf2out.c: Likewise. * emit-rtl.c: Likewise. * expr.c: Likewise. * function.c: Likewise. * gimple-low.c: Likewise. * gimple-pretty-print.c: Likewise. * gimplify.c: Likewise. * integrate.c: Likewise. * ipa-inline.c: Likewise. * ipa-prop.c: Likewise. * ipa-split.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa-type-escape.c: Likewise. * langhooks.c: Likewise. * lto-cgraph.c: Likewise. * omp-low.c: Likewise. * stor-layout.c: Likewise. * tree-cfg.c: Likewise. * tree-complex.c: Likewise. * tree-dfa.c: Likewise. * tree-dump.c: Likewise. * tree-inline.c: Likewise. * tree-mudflap.c: Likewise. * tree-nested.c: Likewise. * tree-object-size.c: Likewise. * tree-pretty-print.c: Likewise. * tree-sra.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-math-opts.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-tailcall.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. gcc/ada/ * gcc-interface/decl.c: Carefully replace TREE_CHAIN with DECL_CHAIN. * gcc-interface/trans.c: Likewise. * gcc-interface/utils.c: Likewise. * gcc-interface/utils2.c: Likewise. gcc/c-family/ * c-common.c: Carefully replace TREE_CHAIN with DECL_CHAIN. * c-format.c: Likewise. gcc/cp/ * cp-tree.h: Carefully replace TREE_CHAIN with DECL_CHAIN. * call.c: Likewise. * class.c: Likewise. * cp-gimplify.c: Likewise. * decl.c: Likewise. * decl2.c: Likewise. * init.c: Likewise. * mangle.c: Likewise. * name-lookup.c: Likewise. * optimize.c: Likewise. * parser.c: Likewise. * pt.c: Likewise. * rtti.c: Likewise. * search.c: Likewise. * semantics.c: Likewise. * typeck.c: Likewise. * typeck2.c: Likewise. gcc/fortran/ * f95-lang.c: Carefully replace TREE_CHAIN with DECL_CHAIN. * trans-common.c: Likewise. * trans-decl.c: Likewise. * trans-types.c: Likewise. * trans.c: Likewise. gcc/java/ * java-tree.h: Carefully replace TREE_CHAIN with DECL_CHAIN. * boehm.c: Likewise. * class.c: Likewise. * decl.c: Likewise. * expr.c: Likewise. * jcf-parse.c: Likewise. * typeck.c: Likewise. * verify-glue.c: Likewise. gcc/objc/ * objc-act.c: Carefully replace TREE_CHAIN with DECL_CHAIN. gcc/testsuite/ * g++.dg/plugin/attribute_plugin.c: Carefully replace TREE_CHAIN with DECL_CHAIN. From-SVN: r162223
2010-07-03timevar.def (TV_OUT_OF_SSA, [...]): New timevars.Jan Hubicka1-0/+5
* timevar.def (TV_OUT_OF_SSA, TV_VAR_EXPAND, TV_POST_EXPAND, TV_VAR_TRACKING_DATAFLOW, TV_VAR_TRACKING_EMIT): New timevars. * cfgexpand.c (gimple_expand_cfg): Use new timevars. * var-tracking.c (vt_find_locations, variable_tracking_main_1): Likewise. * lto-stramer-out.c (pass_ipa_lto_gimple_out, pass_ipa_lto_finish_out): Update timevars.V * timevar.def (TV_IPA_LTO_GIMPLE_IO, TV_IPA_LTO_DECL_IO): Remove. (TV_IPA_LTO_GIMPLE_IN, TV_IPA_LTO_GIMPLE_OUT, TV_IPA_LTO_DECL_IN, TV_IPA_LTO_DECL_OUT): New. * lto.c (read_cgraph_and_symbols, materialize_cgraph): Update timevars. From-SVN: r161779
2010-06-30re PR debug/44694 (Long var tracking compile time of GiNaC tests)Jakub Jelinek1-4/+7
PR debug/44694 * cselib.h (cselib_preserve_cfa_base_value): Add regno argument. * cselib.c (cfa_base_preserved_regno): New static variable. (cselib_reset_table): Don't reset cfa_base_preserved_regno instead of REGNO (cfa_base_preserved_val->locs->loc). (cselib_preserve_cfa_base_value): Add regno argument, set cfa_base_preserved_regno to it. (cselib_invalidate_regno): Allow removal of registers other than cfa_base_preserved_regno from cfa_base_preserved_val. (cselib_finish): Set cfa_base_preserved_regno to INVALID_REGNUM. * var-tracking.c (adjust_mems): Replace sp or hfp even outside of MEM addresses, if not on LHS. (reverse_op): Don't add reverse ops for cfa_base_rtx. (vt_init_cfa_base): Adjust cselib_preserve_cfa_base_value caller. From-SVN: r161587
2010-06-13bitmap.c (bitmap_and, [...]): Turn internal datastructure checks into ↵Jan Hubicka1-10/+10
checking asserts. * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into, bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl): Turn internal datastructure checks into checking asserts. * rtlanal.c (find_reg_note): Use gcc_checking_assert. * tree-ssa-sccvn.c (VN_INFO): Likewise. * df-scan.c (df_reorganize_refs_by_reg_by_reg, df_install_ref, df_ref_create_structure): Likewise. * alloc-pool.c (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free): Use gcc_checking_assert. * alias.c (get_alias_set): Likewise. * var-tracking.c (variable_htab_free, shared_hash_copy, canonicalize_values_mark, variable_merge_over_cur): Likewise. * lto-streamer.c (bp_unpack_value): Likewise. From-SVN: r160681