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From-SVN: r42360
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From-SVN: r42195
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at function.c:207)
* stmt.c (expand_asm_operands): Be able to offload addressof
expression to memory. (PR optimization/185)
From-SVN: r42160
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* c-lex.c: NULL_PTR -> NULL.
* cse.c: Likewise.
* emit-rtl.c: Likewise.
* gcse.c: Likewise.
* genpeep.c: Likewise.
* jump.c: Likewise.
* mips-tdump.c: Likewise.
* reload1.c: Likewise.
* rtlanal.c: Likewise.
* stmt.c: Likewise.
* stor-layout.c: Likewise.
* toplev.c: Likewise.
From-SVN: r41761
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* bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
* c-common.c: Likewise.
* c-decl.c: Likewise.
* combine.c: Likewise.
* rs6000.c: Likewise.
* except.c: Likewise.
* explow.c: Likewise.
* expr.c: Likewise.
* fold-const.c: Likewise.
* function.c: Likewise.
* gcc.c: Likewise.
* gcse.c: Likewise.
* integrate.c: Likewise.
* loop.c: Likewise.
* objc/objc-act.c: Likewise.
* recog.c: Likewise.
* reg-stack.c: Likewise.
* reload.c: Likewise.
* reload1.c: Likewise.
* simplify-rtx.c: Likewise.
* stmt.c: Likewise.
* varasm.c: Likewise.
From-SVN: r41722
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* except.c (expand_eh_region_start): Don't start a new block.
(expand_eh_region_end): Don't end a block.
* stmt.c (expand_end_bindings): Don't end EH blocks.
(expand_decl_cleanup): Starting an EH region won't change the block.
(mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
(is_eh_region): Lose.
* tree.h: Adjust.
From-SVN: r41647
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* expmed.c (store_bit_field): Truncate CONST_INTs.
(expand_mult_highpart, expand_divmod): Likewise.
* expr.c (convert_modes, store_field): Likewise.
* integrate.c (expand_inline_function): Use promote_mode() to
determine whether to convert_modes() an argument as signed
or unsigned.
* optabs.c (expand_binop): Get CONST_INT operands
sign-extended for their appropriate modes.
* stmt.c (emit_case_nodes): Convert node values to the
appropriate mode.
(expand_end_case): Convert minval and range to the appropriate
mode.
* unroll.c (loop_iterations): Truncate abs_diff to the mode of
the iteration variable.
* varasm.c (immed_double_const): Don't require words to be
narrower than host wide ints to properly sign-extend
CONST_INTs.
From-SVN: r41285
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2001-04-03 Jakub Jelinek <jakub@redhat.com>
David S. Miller <davem@pierdol.cobaltmicro.com>
Andrew MacLeod <amacleod@redhat.com>
Use byte offsets in SUBREGs instead of words.
* alias.c (nonlocal_mentioned_p): Use subreg_regno function.
* caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
to pass new argument.
(add_stored_regs): Use subreg_regno_offset function.
* calls.c (expand_call): For non-paradoxical SUBREG take endianess
into account.
(precompute_arguments): Use gen_lowpart_SUBREG.
* combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
(combine_simplify_rtx): Rework to use SUBREG_BYTE.
(simplify_set): Rework to use SUBREG_BYTE.
(expand_field_assignment): Use SUBREG_BYTE.
(make_extraction): Use SUBREG_BYTE.
(if_then_else_cond): Use SUBREG_BYTE.
(apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
(gen_lowpart_for_combine): Compute full byte offset.
* cse.c (mention_regs): Use SUBREG_BYTE.
(remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
(canon_hash): Use SUBREG_BYTE.
(fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
(gen_lowpart_if_possible): Formatting.
* dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
correctly.
* dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
(mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
(loc_descriptor): Fixup explicit XEXP into SUBREG_REG
* dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
(output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
(output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
* emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
certain invariants about SUBREGs the compiler creates.
(gen_lowpart_SUBREG): New function.
(subreg_hard_regno): New function to get the final register number.
(gen_lowpart_common): Use SUBREG_BYTE.
(gen_imagpart): Spacing nits.
(subreg_realpart_p): Use SUBREG_BYTE.
(gen_highpart): Use SUBREG_BYTE.
(subreg_lowpart_p): Always compute endian corrected goal offset,
even at the byte level, then compare against that.
(constant_subword): New function, pulled out all constant cases
from operand_subword and changed second argument name to offset.
(operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
and call constant_subword to do the work. Return const0_rtx if
looking for a word outside of OP.
(operand_subword_force): Change second arg name to offset.
* expmed.c (store_bit_field): Use SUBREG_BYTE.
(store_split_bit_field): Use SUBREG_BYTE.
(extract_bit_field): Use SUBREG_BYTE.
(extract_split_bit_field): Use SUBREG_BYTE.
(expand_shift): Use SUBREG_BYTE.
* expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
* final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
* flow.c (set_noop_p): Use SUBREG_BYTE.
(mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
* function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
(fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
correction code.
(optimize_bit_field): Use SUBREG_BYTE.
(purge_addressof_1): Use SUBREG_BYTE.
(purge_single_hard_subreg_set): Use subreg_regno_offset function.
(assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
* gengenrtl.c (special_rtx): Add SUBREG.
* global.c (mark_reg_store): Use SUBREG_BYTE.
(set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
* ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
* integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
final byte offset is congruent to subreg's mode size.
(subst_constants): Use SUBREG_BYTE.
(mark_stores): Use subreg_regno_offset function.
* jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
function and SUBREG_BYTE.
* local-alloc.c (combine_regs): Use subreg_regno_offset function.
(reg_is_born): Use subreg_hard_regno.
* recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
endian correction code. Don't combine subregs unless resulting
offset aligns with type. Fix subreg constant extraction for DImode.
Simplify SUBREG of VOIDmode CONST_DOUBLE.
(general_operand): Remove dead mode_altering_drug code.
(indirect_operand): Use SUBREG_BYTE.
(constrain_operands): Use subreg_regno_offset function.
* reg-stack.c (get_true_reg): Use subreg_regno_offset function.
* regmove.c (regmove_optimize): Use SUBREG_BYTE.
(optimize_reg_copy_3): Use gen_lowpart_SUBREG.
* regs.h (REG_SIZE): Allow target to override.
(REGMODE_NATURAL_SIZE): New macro which target can override.
* reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
on the entire subreg rtx.
(push_reload): Use SUBREG_BYTE in comments and code.
(find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
for hard registers inside subregs.
(operands_match_p): Use subreg_regno_offset.
(find_reloads): Use SUBREG_BYTE and only advance offset for subregs
containing hard regs.
(find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
corrections when fixing up MEM subregs.
(find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
subreg_regno_offset where appropriate.
(find_reloads_subreg_address): Use SUBREG_BYTE. Remove
byte endian corrections when fixing up MEM subregs.
(subst_reloads): When combining two subregs, make sure final
offset is congruent to subreg's mode size.
(find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
(refers_to_regno_for_reload_p): Use subreg_regno.
(reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
* reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
correction code for memory subreg fixups.
(forget_old_reload_1): Use subreg_regno_offset.
(choose_reload_regs): Use subreg_regno.
(emit_input_reload_insns): Use SUBREG_BYTE.
(reload_combine_note_store): Use subreg_regno_offset.
(move2add_note_store): Use subreg_regno_offset.
* resource.c (update_live_status, mark_referenced_resources): Use
subreg_regno function.
(mark_set_resources): Use subreg_regno function.
* rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
(subreg_regno_offset, subreg_regno): Define prototypes.
(subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
(gen_lowpart_SUBREG): Add prototype.
* rtl.texi (subreg): Update to reflect new byte offset representation.
Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
* rtlanal.c (refers_to_regno_p): Use subreg_regno.
(reg_overlap_mentioned_p): Use subreg_regno.
(replace_regs); Make sure final offset of combined subreg is
congruent to size of subreg's mode.
(subreg_regno_offset): New function.
(subreg_regno): New function.
* sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
* sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
* stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
* tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
(SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
* config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
(a29k_get_reloaded_address): Use SUBREG_BYTE.
(print_operand): Use SUBREG_BYTE.
* config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
* config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
(arm_reload_out_hi): Use SUBREG_BYTE.
* config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
instead of SUBREG_WORD.
(d30v_print_operand_memory_reference): Use subreg_regno_offset.
* config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
SUBREG creation to use byte offset.
* config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
inverted load insns): Fix explicit rtl subregs to use byte
offsets.
* config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
udivsi3, umodsi3): Generate SUBREGs with byte offsets.
* config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
* config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
to use byte offsets.
(unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
* config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
offsets, also make sure it is congruent to SUBREG's mode size.
(extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
unnamed ldob insn): Generate SUBREGs with byte offset.
(zero_extendqihi2): SUBREG's are byte offsets.
* config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
(m68hc11_gen_highpart): Use SUBREG_BYTE.
* config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
zero-extendqisi2): Generate SUBREGs with byte offset.
(umulsidi3, mulsidi3, subreghi1ashrdi_const32,
subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
subregs in rtl to use byte offsets.
* config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
* config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
(mips_move_2words): Use subreg_regno_offset.
(mips_secondary_reload_class): Use subreg_regno_offset.
* config/mips/mips.md (DImode plus, minus, move, and logical op
splits): Fixup explicit subregs in rtl to use byte offsets.
* config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
* config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
* config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
rtl to use byte offsets.
* config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
* config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
subregs to use byte offsets.
* config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
Fixup explicit subregs in rtl to use byte offsets.
* config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
and remove byte endian correction code.
* config/sh/sh.c (output_movedouble): Use subreg_regno.
(gen_ashift_hi): Use SUBREG_BYTE.
(regs_used): Use subreg_regno_offset.
(machine_dependent_reorg): Use subreg_regno_offset.
* config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
* config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
(movdf_i4): Subregs are byte offsets now.
* config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
* config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
(REGMODE_NATURAL_SIZE): Override.
(REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
* config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
with byte offsets.
(zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
extendqidi2): Generate SUBREGs with byte offsets, also make sure
it is congruent to SUBREG's mode size.
(smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
offsets.
(cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
SUBREG_BYTE offset for non-paradoxical subregs in patterns.
* config/v850/v850.c (print_operand, output_move_double): Use
subreg_regno function.
Co-Authored-By: Andrew MacLeod <amacleod@redhat.com>
Co-Authored-By: David S. Miller <davem@pierdol.cobaltmicro.com>
From-SVN: r41058
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From-SVN: r40924
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* stmt.c (expand_return): Remove always true predicate.
(expand_decl_cleanup_no_eh): Remove dead code.
From-SVN: r40916
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* mkconfig.sh: Include insn-flags.h.
* Makefile.in (CONFIG_H): Include insn-flags.h.
(lots of objects): Remove insn-codes.h and insn-flags.h.
* alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
v850/v850.c, vax/vax.c:
Don't include insn-flags.h.
* diagnostic.c, expr.h, reload.c, toplev.c:
Don't include insn-codes.h.
* builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
c4x/c4x.c, i960/i960.c, mips/mips.c:
Don't include insn-codes.h or insn-flags.h.
* genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
or insn-flags.h in the generated code.
* genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
(main): Forward declare struct rtx_def.
From-SVN: r40754
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* varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
contents of the RTL, to determine the name of the object.
* tree.h (DECL_RTL): Allocate RTL lazily.
(SET_DECL_RTL): New macro.
(DECL_RTL_SET_P): Likewise.
(COPY_DECL_RTL): Likewise.
(DECL_RTL_IF_SET): Likewise.
* varasm.c (make_decl_rtl): Add assertions about the kind of
declaration we are processing.
* c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
(start_decl): Likewise.
(finish_decl): Likewise.
* c-semantics.c (emit_local_var): Likewise.
* calls.c (expand_call): Likewise.
* dbxout.c (dbxout_symbol): Likewise.
* emit-rtl.c (unshare_all_rtl): Likewise.
(unshare_all_decls): Likewise.
(reset_used_decls): Likewise.
* expr.c (store_constructor): Likewise.
(safe_from_p): Likewise.
(expand_expr): Likewise.
* function.c (put_var_into_stack): Likewise.
(instantiate_decls_1): Likewise.
(assign_parms): Likewise.
(expand_function_start): Likewise.
(expand_function_end): Likewise.
* ggc-common.c (gcc_mark_trees): Likewise.
* integrate.c (function_cannot_inline_p): Likewise.
(copy_decl_for_inlining): Likewise.
(expand_inline_function): Likewise.
(integrate_parm_decls): Likewise.
(integrate_decl_tree): Likewise.
* print-tree.c (print_node): Likewise.
* reg-stack.c (stack_result): Likewise.
* stmt.c (label_rtx): Likewise.
(expand_return): Likewise.
(expand_decl): Likewise.
(expand_decl_cleanup): Likewise.
(expand_anon_union_decl): Likewise.
* toplev.c (check_global_declarations): Likewise.
(rest_of_decl_compilation): Likewise.
* tree.c (simple_cst_equal): Likewise.
* objc/objc-act.c (generate_static_references): Likewise.
* class.c (build_clone): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
* cp-tree.h (DECL_IN_MEMORY_P): Likewise.
* decl.c (duplicate_decls): Likewise.
(builtin_function): Likewise.
(build_library_fn): Likewise.
(build_cp_library_fn): Likewise.
(check_initializer): Likewise.
(cp_finish_decl): Likewise.
* decl2.c (grokfield): Likewise.
(grok_function_init): Remove #if 0'd code.
(finish_anon_union): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
* friend.c (do_friend): Likewise.
* init.c (get_temp_regvar): Likewise.
* method.c (make_thunk): Likewise.
* pt.c (tsubst_friend_function): Likewise.
(tsubst_decl): Likewise.
(regenerate_decl_from_template): Likewise.
* semantics.c (genrtl_named_return_value): Likewise.
(expand_body): Likewise.
(genrtl_finish_function): Likewise.
* tree.c (cp_tree_equal): Likewise.
* com.c (ffecom_member_phase_2): Use COPY_DECL_RTL,
DECL_RTL_SET_P, etc.
(duplicate_decls): Likewise.
(start_decl): Likewise.
* class.c (build_static_field_ref): Likewise.
(make_method_value): Likewise.
(get_dispatch_table): Likewise.
* decl.c (push_jvm_slot): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
From-SVN: r40482
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malloc, realloc & calloc.
* fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
xcalloc in lieu of malloc, realloc & calloc.
* gencheck.c (xmalloc): Use really_call_malloc, not malloc.
* gengenrtl.c (xmalloc): Likewise.
* gensupport.c (xcalloc, xrealloc, xmalloc): Use the
really_call_* memory allocation routines.
* stmt.c (check_for_full_enumeration_handling): Use
really_call_calloc, not calloc.
* system.h (really_call_malloc, really_call_calloc,
really_call_realloc): Define.
(malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
f:
* fini.c (main): Use really_call_malloc, not malloc.
From-SVN: r40360
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* stmt.c (expand_return): If an attempt is made to return the
error_mar_node, treat the return like a return without a value.
From-SVN: r39924
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* stmt.c (estimate_case_costs): Use integer_minus_one_node.
* tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
* tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
(integer_minus_one_node): Define.
ch:
* ch-tree.h (integer_minus_one_node): Moved to top level gcc
directory.
* decl.c (integer_minus_one_node): Likewise.
(init_decl_processing): Don't set integer_minus_one_node.
cp:
* cp-tree.h (cp_tree_index): Delete CPTI_MINUS_ONE.
(minus_one_node): Moved to top level gcc directory. Renamed
to integer_minus_one_node.
* init.c (init_init_processing): Don't set minus_one_node.
(build_vec_init): Use integer_minus_one_node.
* rtti.c (get_tinfo_decl_dynamic): Likewise.
From-SVN: r39325
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* stmt.c (cost_table): Remove.
(COST_TABLE, cost_table_initialized): New.
(estimate_case_costs): Use the later instead of the former.
(balance_case_nodes): Likewise.
From-SVN: r39291
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* stmt.c (expand_return): Don't return anything if size is zero.
Delete redundant assignment to BYTES.
* expr.c (move_block_from_reg): Do nothing if NREGS is zero.
From-SVN: r39156
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* alias.c (alias_sets_conflict_p): New function.
(mems_in_disjoint_alias_sets_p): Use it.
(readonly_fields_p): Moved from expr.c; check for record type.
(objects_must_conflict_p): New function.
* calls.c (expand_call): Use assign_temp as much as possible, use
readonly variant if assigned once, and don't set memory attributes.
(emit_library_call_value_1, store_one_arg): Likewise.
* integrate.c (expand_inline_function): Likewise.
* stmt.c (expand_asm_operands, expand_return): Likewise.
* expr.c (copy_blkmode_from_reg, store_constructor): Likewise.
(store_field, save_noncopied_parts, expand_expr): Likewise.
(expand_expr_unaligned): Likewise.
(readonly_fields_p): Moved to alias.c.
(safe_from_p): Rework handling of SAVE_EXPR.
MEMs ony conflict if alias sets conflict; likewise for INDIRECT_REF.
* function.c (struct temp_slot): Delete field ALIAS_SET; add TYPE.
(assign_stack_for_temp): Use objects_must_confict_p.
Set all memory attributes from type, if specified.
(mark_temp_slot): Mark TYPE field.
* tree.h (alias_sets_conflict_p, readonly_fields_p): New decls.
(objects_must_conflict_p): Likewise.
* stmt.c (expand_decl): Don't use assign_stack_temp in error case.
(add_case_node): No need to copy nodes anymore.
From-SVN: r38559
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* rtl.h (REG_NON_LOCAL_GOTO): New.
* rtl.c (reg_note_name): Update.
* stmt.c (expand_goto): Emit a REG_NON_LOCAL_GOTO note.
* builtins.c (expand_builtin_longjmp): Likewise.
* flow.c (make_edges): Check for REG_NON_LOCAL_GOTO and do
not emit an edge.
From-SVN: r38408
|
|
From-SVN: r38030
|
|
* ggc.h: Delete ggc_add_string_root and ggc_mark_string. Add
digit_vector and digit_string.
* stringpool.c (digit_vector): New.
(ggc_alloc_string): Use digit_string.
* stmt.c (digit_strings): Delete.
(init_stmt): Do not initialize digit_strings.
(expand_asm_operands): Use ggc.h's digit_string macro.
* toplev.c (mark_file_stack): Delete.
(compile_file): Don't call init_tree_codes.
(main): No need to make the file stack a GC root.
* tree.c (init_tree_codes): Delete.
* tree.h (init_tree_codes): Delete.
* c-lex.c: Don't include ggc.h.
(mark_splay_tree_node, mark_splay_tree): Delete.
(init_c_lex): No need to ggc_strdup string constant. Don't add
file_info_tree to GGC roots.
(cb_enter_file, cb_rename_file): No need to ggc_strdup
ip->nominal_fname.
* Makefile.in (c-lex.o): No longer depends on $(GGC_H).
* dbxout.c (dbxout_init),
dwarf2out.c (dwarf2out_line),
ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees),
varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once),
xcoffout.c (xcoffout_source_file),
i386.c (load_pic_register):
Delete call(s) to ggc_add_string_root and/or ggc_mark_string.
* except.c (create_rethrow_ref),
profile.c (init_edge_profiler),
toplev.c (compile_file),
varasm.c (named_section, assemble_static_space,
assemble_trampoline_template, output_constant_def, force_const_mem),
i386.c (load_pic_register),
ia64.c (ia64_encode_section_info),
rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference,
rs6000_emit_prologue, rs6000_emit_epilogue),
rs6000.md (load_toc_aix_si, load_toc_aix_di):
Change ggc_alloc_string (var, -1) to ggc_strdup (var).
* profile.c (output_func_start_profiler),
tree.c (make_node),
i386.c (load_pic_register): No need to ggc_strdup string constant.
cp:
* lex.c (mark_impl_file_chain): Delete.
(init_parse): Remove call to ggc_add_string_root. No need to
ggc_strdup a string constant. Do not add impl_file_chain to GC
roots.
(handle_pragma_implementation): No need to ggc_strdup main_filename.
f:
* lex.c (ffelex_hash_): Change ggc_alloc_string (var, -1) to
ggc_strdup (var).
java:
* parse.y (goal): Remove call to ggc_add_string_root.
From-SVN: r37522
|
|
* stringpool.c: New file.
* ggc-common.c (ggc_mark_string_ptr, ggc_add_string_root): Delete.
(ggc_alloc_string): Now in stringpool.o.
* ggc-page.c, ggc-simple.c: Do not define or allocate empty_string.
* ggc.h: Delete prototype of ggc_add_string_root. #define
ggc_add_string_root and ggc_mark_string to nothing. Prototype
init_stringpool and stringpool_statistics.
(ggc_alloc_string): Returns a const char *.
* tree.c (hash_table, do_identifier_warnings): Delete.
(init_obstacks): Don't initialize the identifier hash table.
(get_identifier, maybe_get_identifier, start_identifier_warnings,
set_identifier_size): Now in stringpool.c.
* tree.h (struct tree_string): Constify pointer field.
(approx_sqrt): Prototype.
* Makefile.in (stringpool.o): Add rule, mention in OBJS.
* toplev.c (approx_sqrt): New function.
(compile_file): Call stringpool_statistics if mem_report is on.
(main): Call init_stringpool.
* builtins.c (c_strlen), c-decl.c (finish_decl), c-lex.c
(process_directive), c-typeck.c (constructor_asmspec, struct
initializer_stack, start_init), except.c (create_rethrow_ref),
stmt.c (digit_strings), toplev.c (decode_f_option), tree.c
(built_in_filename), varasm,c (in_named_name,
assemble_static_space, struct constant_descriptor, struct
deferred_string, struct pool_constant, force_const_mem),
i386.c (pic_label_name, global_offset_table_name), rs6000.c
(rs6000_emit_prologue, rs6000_emit_epilogue) : Constify a char *.
* c-common.c (combine_strings): Combine strings in scratch
buffer, then pass to build_string.
* optabs.c (init_libfuncs), profile.c (init_edge_profiler,
output_func_start_profiler), stmt.c (init_stmt), alpha.c
(alpha_need_linkage), arm.c (arm_encode_call_attribute),
i386.c (load_pic_register), ia64.c (ia64_encode_section_info),
rs6000.c (rs6000_encode_section_info): Create string in
scratch buffer, then pass to ggc_alloc_string.
* stmt.c (expand_asm_operands): If we must adjust the
constraint strings, do so by creating a new one, not by
modifying the old one in place. Constify some char *s.
* config/pa/pa.c (hppa_encode_label): Drop unnecessary second
argument. Create string in scratch buffer, then pass to
ggc_alloc_string.
* config/pa/pa-protos.h: Update prototype.
* config/pa/elf.h, config/pa/pa.h, config/pa/som.h:
hppa_encode_label takes only one argument.
* c-parse.in (if_prefix): Find the filename and line number at
$-2 and $-1 respectively.
* diagnostic.c (error_recursion): Add missing newline, use
fputs, translate string.
cp:
* lex.c (struct impl_files, internal_filename): Constify a char *.
java:
* jcf-parse.c (get_constant), parse.y (do_merge_string_cste):
Create string in scratch buffer, then pass to build_string.
From-SVN: r37514
|
|
* stmt.c (warn_if_unused_value): Don't warn if the expression
has side effects.
From-SVN: r37448
|
|
* function.c (assign_parms): If TREE_ADDRESSABLE is set, try to
give the parm a register and then call put_var_into_stack.
* stmt.c (expand_decl): Likewise.
cp/
* typeck.c (mark_addressable): Don't call put_var_into_stack.
From-SVN: r37396
|
|
* alias.c (init_alias_analysis), calls.c (expand_call,
emit_library_call_value_1), combine.c (init_reg_last_arrays),
cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
(init_output_buffer, set_diagnostic_context), dwarf2out.c
(equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
(init_emit_once), fold-const.c (mul_double, div_and_round_double),
function.c (assign_parms), gcse.c (compute_can_copy,
alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
compute_hash_table, compute_set_hash_table,
compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
(global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
clear_units, schedule_block), integrate.c (initialize_for_inline,
expand_inline_function), jump.c (thread_jumps), local-alloc.c
(local_alloc), loop.c (combine_movables, count_loop_regs_set,
load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
regclass.c (init_reg_sets, init_reg_sets_1, regclass,
record_reg_classes, allocate_reg_info), reload.c
(get_secondary_mem, remove_address_replacements, find_reloads),
reload1.c (reload, set_initial_label_offsets, finish_spills,
reload_as_needed, choose_reload_regs_init,
reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
(sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
(rename_registers), stmt.c (expand_end_case), unroll.c
(unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
() instead of bzero ().
ch:
* actions.c (check_missing_cases), typeck.c (build_chill_slice,
build_chill_cast): Use memset () instead of bzero ().
cp:
* class.c (duplicate_tag_error, build_vtbl_initializer), decl.c
(push_binding_level), error.c (cp_tree_printer), pt.c
(process_partial_specialization, tsubst_template_arg_vector),
search.c (lookup_member): Use memset () instead of bzero ().
java:
* expr.c (note_instructions), jcf-io.c (find_class), jcf-parse.c
(init_outgoing_cpool), lex.c (java_init_lex): Use memset ()
instead of bzero ().
From-SVN: r37303
|
|
From-SVN: r37192
|
|
* stmt.c (expand_start_null_loop): New.
(expand_end_null_loop): New.
* c-semantics.c (genrtl_do_stmt): Use them.
* tree.h: Declare them.
From-SVN: r37186
|
|
* Makefile.in (ggc-callbacks.o): Remove target.
(flow.o): Depend on GGC_H.
* alias.c (init_alias_analysis):
Remove ggc_p conditionals.
(end_alias_analysis): Likewise.
* basic-block.h (init_flow): New function.
(allocate_reg_life_data): Declare.
* bb-reorder.c (function_obstack): Replace with ...
(flow_obstack): ... new variable.
(fixup_reorder_chain): Use it.
* c-decl.c (ggc_p): Remove.
(caller-save.c): Don't call oballoc/obfree.
* combine.c (struct
undobuf): Remove storage.
(try_combine): Don't call oballoc.
(undo_all): Don't call obfree.
* cse.c (insert): Use xmalloc, not
oballoc.
(cse_main): Adjust accordingly.
* dwarf2out.c (save_rtx): Remove
obstack code.
(dwarf2out_init): Remove ggc_p conditionals.
* emit-rtl.c (rtl_obstack): Remove.
(gen_rtx_CONST_INT): Remove ggc_p conditionals.
(make_insn_raw): Likewise.
(emit_insn_before): Likewise.
(emit_insn_after): Likewise.
(emit_insn): Likewise.
(gen_sequence): Likewise.
(copy_insn_1): Remove handling of `b' RTL components.
(init_emit_once): Remove ggc_p conditionals.
* except.c (create_rethrow_ref): Don't fool with obstacks.
(add_partial_entry): Likewise.
(call_get_eh_context): Likewise.
(begin_protect_partials): Likewise.
(protect_with_terminate): Likewise.
* explow.c
(plus_constant_wide): Likewise.
* expr.c (init_expr_once):
Likewise.
(emit_block_move): Likewise.
(clear_storage): Likewise.
(expand_expr): Likewise.
* flow.c (function_obstack): Remove.
(flow_obstack): New variable.
(flow_firstobj): Likewise.
(create_base_block): Use the flow_obstack.
(split_block): Likewise.
(split_edge): Likewise.
(calculate_global_regs_live): Likewise.
(allocate_bb_life_data): Make it static. Likewiwse.
(init_flow): New function.
(size_int_type_wide): Remove ggc_p conditionals.
* function.c
(push_function_context_to): Don't call save_tree_status.
(pop_function_context_from): Or restore_tree_status.
(assign_stack_local_1): Don't call push_obstacks.
(find_fixup_replacement): Use xmalloc.
(fixup_var_refs_insns): Free the storage.
(insns_for_mem_walk): Don't mess with obstacks.
(instantiate_decls): Likewise.
(trampoline_address): Likewise.
(expand_function_end): Likewise.
* function.h (sturct function):
Remove obstack-related variables.
(save_tree_status): Don't declare.
(restore_tree_status): Likewise.
* gcse.c (compute_can_copy):
Don't call oballoc/obfree.
* genattrtab.c (operate_exp): Remove
ggc_p conditionals.
(simplify_cond): Likewise.
(simplify_test_exp): Don't mess with obstacks.
(optimize_attrs): Likewise.
* gengenrtl.c (gendef): Don't include
ggc_p conditionals.
* ggc-callbacks.c (ggc_p): Remove.
* ggc-none.c (ggc_p): Remove.
* ggc.h (ggc_p): Don't declare.
* integrate.c (save_for_inline): Don't mess with obstacks.
(integrate_decl_tree): Likewise.
(output_inline_function): Likewise.
* lists.c
(init_EXPR_INSN_LIST_cache): Likewise.
* loop.c (temp_obstack):
Remove.
(rtl_obstack): Likewise.
(init_loop): Don't mess with obstacks.
(reg_address_cost): Free BIVs and GIVs.
(check_insns_for_bivs): Use xmalloc, not oballoc.
(find_mem_givs): Likewise.
(record_biv): Likewise.
(general_induction_var): Likewise.
(product_cheap_p): Likewse.
* optabs.c (init_one_libfunc): Remove
ggc_p conditional.
* print-tree.c (debug_tree): Don't use
oballoc/obfree.
(print_node): Likewise.
* profile.c (output_func_start_profiler):
Remove call to temporary_allocation.
* reload1.c
(eliminate_regs_in_insn): Don't mess with obstacks.
* resource.c
(mark_target_live_regs): Use xmalloc.
(free_resource_info): Free the memory.
* rtl.c (rtl_obstack):
Remove.
(rtvec_alloc): Don't mess with obstacks.
(rtx_alloc): Likewise.
(rtx_free): Remove.
(copy_rtx): Don't handle `b' cases.
(read_rtx): Use a local rtl_obstack.
* rtl.h (oballoc): Remove.
(obfree): Likewise.
(pop_obstacks): Likewise.
(push_obstacks): Likewise.
(allocate_bb_life_data): Likewise.
(allocate_reg_life_data): Likewise.
(rtx_free): Likewise.
* sdbout.c (sdbout_queue_anonymous_type):
Use tree_cons, not saveable_tree_cons.
* simplify-rtx.c
(cselib_init): Don't mess with obstacks.
* stmt.c
(mark_block_nesting): Mark the label_chain.
(epxand_label): Use ggc_alloc, not oballoc.
(clear_last_expr): Don't mess with obstacks.
(expand_decl_cleanup): Likewise.
(expand_dcc_cleanup): Likewise.
(expand_dhc_cleanup): Likewise.
(expand_anon_union_decl): Likewise.
(add_case_node): Use xmalloc, not oballoc.
(free_case_nodes): New function.
(expand_end_case): Call it.
* stor-layout.c (layout_type): Don't
mess with obstacks.
(layout_type): Likewise.
* toplev.c (wrapup_global_declarations):
Likewise.
(compile_file): Remove ggc_p conditionals.
(rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
(decode_f_option): Remove ggc_p conditionals.
* tree.c
(function_maybepermanent_obstack): Remove.
(maybepermanent_obstack): Likewise.
(function_obstack): Likewise.
(tmeporary_obstack): Likewise.
(momentary_obstack): Likewise.
(temp_decl_obstack): Likewise.
(saveable_obstack): Likewise.
(rtl_obstack): Likewise.
(current_obstack): Likewise.
(expression_obstack): Likewise.
(struct obstack_stack): Likewise.
(obstack_stack): Likewise.
(obstack_stack_obstack): Likewise.
(maybepermanent_firstobj): Likewise.
(temporary_firstobj): Likewise.
(momentary_firstobj): Likewise.
(temp_decl_firstobj): Likewise.
(momentary_function_firstobj): Likewise.
(all_types_permanent): Likewise.
(struct momentary_level): Likewise.
(momentary_stack): Likewise.
(init_obstacks): Remove initialization of removed obstacks.
(save_tree_status): Remove.
(restore_tree_status): Likewise.
(temporary_allocation): Liekwise.
(end_temporary_allocation): Liekwise.
(resume_temporary_allocation): Likewise.
(saveable_allocation): Likewise.
(push_obstacks): Likewise.
(push_obstacks_nochange): Likewise.
(pop_obstacks): Likewise.
(allocation_temporary_p): Likewise.
(permanent_allocation): Likewise.
(preserve_data): Likewise.
(preserve_initializer): Likewise.
(rtl_in_current_obstack): Likewise.
(rtl_in_saveable_obstack): Likewise.
(oballoc): Likewise.
(obfree): Likewise.
(savealloc): Likewise.
(expralloc): Likewise.
(print_obstack_name): Likewise.
(debug_obstack): Likewise.
(object_permanent_p): Likewise.
(push_momentary): Likewise.
(perserve_momentary): Likewise.
(clear_momentary): Likewise.
(pop_momentary): Likewise.
(pop_momentary_nofree): Likewise.
(suspend_momentary): Likewise.
(resume_momentary): Likewise.
(make_node): Don't set TREE_PERMANENT.
(copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
Don't set TREE_PERMANENT.
(get_identifier): Remove ggc_p conditionals.
(build_string): Likewise.
(make_tree_vec): Likewise.
(build_decl_list): Remove.
(build_expr_list): Likewise.
(tree_cons): Remove ggc_p conditionals.
(decl_tree_cons): Remove.
(expr_tree_cons): Likewise.
(perm_tree_cons): Likewise.
(temp_tree_cons): Likewise.
(saveable_tree_cons): Likewise.
(build1): Remove ggc_p conditionals.
(build_parse_node): Likewise.
(build_type_attribute_variant): Don't mess with obstacks.
(build_type_copy): Likewise.
(type_hash_canon): Likewise.
(build_pointer_type): Likewise.
(build_reference_type): Likewise.
(build_index_type): Likewise.
(build_range_type): Likewise.
(dump_tree_statistics): Don't print obstack information.
* tree.h
(struct tree_common): Remove permanent_flag.
(TREE_PERMANENT): Remove.
(TREE_SET_PERMANENT): Likewise.
(TYPE_OBSTACK): Likewise.
(struct tree_type): Remove obstack.
(oballoc): Remove.
(savealloc): Likewise.
(build_decl_list): Likewise.
(build_expr_list): Likewise.
(perm_tree_cons): Likewise.
(temp_tree_cons): Likewise.
(saveable_tree_cons): Likewise.
(decl_tree_cons): Likewise.
(expr_tree_cons): Likewise.
(suspend_momentary): Likewise.
(allocation_temporary_p): Likewise.
(resume_momentary): Likewise.
(push_obstacks_nochange): Likewise.
(permanent_allocation): Likewise.
(push_momentary): Likewise.
(clear_momentary): Likewise.
(pop_momentary): Likewise.
(end_temporary_allocation): Likewise.
(pop_obstacks): Likewise.
(push_obstacks): Likewise.
(pop_momentary_nofree): LIkewise.
(preserve_momentary): Likewise.
(saveable_allocation): Likewise.
(temporary_allocation): Likewise.
(resume_temporary_allocation): Likewise.
(perserve_initializer): Likewise.
(debug_obstack): Likewise.
(rtl_in_current_obstack): Likewise.
(rtl_in_saveable_obstack): Likewise.
(obfree): Likewise.
* varasm.c (current_obstack): Remove.
(saveable_obstack): Remove.
(rtl_obstack): Remove.
(immed_double_const): Don't mess with obstacks.
(immed_real_cons): Likewise.
(output_constant_def): Likewise.
(init_varasm_status): Use xcalloc.
(mark_pool_constant): Mark the pool constant itself.
(free_varasm_status): Free memory.
(decode_rtx_const): Call bzero directly, rather than expanding it
inline.
(record_rtx_const): Don't mess with obstacks.
(force_const_mem): Likewise.
* config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
conditionals.
(aof_pic_entry): Likewise.
* config/ia64/ia64.c (ia64_encode_section_info): Likewise.
* config/m32r/m32r.c (m32r_encode_section_info): Likewise.
* config/pa/pa.c (saveable_obstack): Remove.
(rtl_obstack): Likewise.
(current_obstack): Likewise.
(output_call): Don't mess with obstacks.
(hppa_encode_label): Remove ggc_p conditionals.
* config/romp/romp.c (get_symref): Don't mess with obstacks.
* config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
(rs6000_encode_section_info): Likewise.
* config/sh/sh.c (get_fpscr_rtx): Likewise.
From-SVN: r36856
|
|
* stmt.c (expand_asm_operands): Allow # in constraints.
In gcc/testsuite/ChangeLog:
* gcc.c-torture/compile/20000922-1.c: New file.
From-SVN: r36571
|
|
side effects.
* stmt.c (expand_expr_stmt): Only call warn_if_unused_value
if the tree has side effects.
(warn_if_unused_value): Do not warn about void constructs.
From-SVN: r36532
|
|
From-SVN: r36469
|
|
* splay-tree.c (splay_tree_predecessor): Fix typo in comment.
Convert the C front-end to use function-at-a-time mode.
* c-common.h: Include splay-tree.h.
(C_DECLARED_LABEL_FLAG): New macro.
(struct language_function): Add x_scope_stmt_stack and
x_function_name_declared_p.
(RECHAIN_STMTS): Move definition.
(lang_statment_code_p): Likewise.
(lang_expand_stmt): Likewise.
(lang_expand_decl_stmt): New variable.
(lang_expand_function_end): Likewise.
(current_scope_stmt_stack): New function.
(add_decl_stmt): Likewise.
(add_scope_stmt): Likewise.
(mark_stmt_tree): Likewise.
(struct c_lang_decl): New structure.
(DECL_SAVED_TREE): Define.
(c_mark_lang_decl): New function.
(c_expand_start_cond): Change prototype.
(c_finish_then): New function.
(c_finish_else): Likewise.
(current_function_name_declared): Remove.
(set_current_function_name_declared): Likewise.
(mark_c_language_function): Declare.
(case_compare): Likewise.
(c_add_case_label): Likewise.
(c_expand_expr): Likewise.
(c_safe_from_p): Likewise.
* c-common.c (lang_expand_function_end): New variable.
(struct if_elt): Add if_stmt.
(c_expand_start_cond): Add the if-statement to the statement-tree,
rather than generating RTL.
(c_finish_then): New function.
(c_expand_start_else): Don't generate RTL.
(c_finish_else): New function.
(c_expand_expr_stmt): Don't generate RTL.
(statement_code_p): Add SCOPE_STMT.
(case_compare): New function.
(c_add_case_label): Likewise.
(mark_stmt_tree): Likewise.
(c_mark_lang_decl): Likewise.
(mark_c_language_function): Likewise.
(c_expand_expr): Likewise.
(c_safe_from_p): Likewise.
* c-decl.c (c_stmt_tree): New variable
(c_scope_stmt_stack): Likewise.
(c_function_name_declared_p): Likewise.
(lang_expand_expr_stmt): Remove.
(poplevel): Don't call output_inline_function for nested
functions.
(pushdecl): Don't set DECL_CONTEXT for a local declaration of an
`extern' function.
(redeclaration_error_message): Change means of computing whether
or not a function is nested.
(lookup_label): Don't call label_rtx.
(init_decl_processing): Add more GC roots.
(start_decl): Add DECL_STMTs to the statement-tree, rather than
calling rest_of_decl_compilation.
(finish_decl): Don't call expand_decl.
(store_parm_decls): Begin the statement-tree, but don't generate
RTL.
(finish_function): Tie off the statement-tree. Call c_expand_body
if appropriate.
(c_expand_body): New function.
(push_c_function_context): Save more information.
(pop_c_function_contxt): Likewise.
(copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
(lang_mark_tree): Mark it.
(current_stmt_tree): Adjust.
(current_scope_stmt_stack): New function.
(do_case): Remove.
(set_current_name_declared): Likewise.
(c_begin_compound_stmt): Define.
(c_expand_decl_stmt): Likewise.
* c-lang.c: Include rtl.h and expr.h.
(lang_init): Set more language-specific hooks.
* c-lex.c: Include expr.h.
* c-parse.in: Changes throughout to add statements to the
statement-tree, rather than generating RTL after every statement.
* c-semantics.c (lang_expand_decl_stmt): Define.
(add_decl_stmt): New function.
(add_scope_stmt): Likewise.
(finish_stmt_tree): Tweak.
(genrtl_expr_stmt): Likewise.
(genrtl_decl_stmt): Handle local labels, and call
lang_expand_decl_stmt if required.
(genrtl_for_stmt): Fix line-number handling.
(genrtl_case_label): Handle cleanups.
(genrtl_asm_stmt): Don't call combine_strings.
(genrtl_compound_stmt): Simplify.
(expand_stmt): Handle SCOPE_STMTs.
* c-tree.h (struct lang_decl): New structure.
(C_DECLARED_LABEL_FLAG): Remove.
(c_begin_compound_stmt): Declare.
(c_expand_decl_stmt): Likewise.
(c_expand_start_case): Rename to c_start_case.
(c_finish_case): New function.
* c-typeck.c (start_init): Tweak setting of
constructor_incremental.
(c_expand_asm_operands): Tweak error-handling. Add to the
statement-tree.
(c_expand_return): Add to the statement-tree.
(c_expand_start_case): Rename to ...
(c_start_case): ... this.
(struct c_switch): New type.
(switch_stack): New variable.
(do_case): Simplify.
(c_finish_case): New function.
* dependence.c: Include expr.h.
(enum dependence_type): Change spelling of enumerals.
(check_node_dependence): Adjust.
* expr.h (lang_safe_from_p): Declare.
(safe_from_p): Likewise.
* expr.c (lang_safe_from_p): New variable.
(safe_from_p): Give it external linkage. Use lang_safe_from_p.
* stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
* toplev.c (rest_of_decl_compilation): Robustify.
* tree.c (contains_placeholder_p): Likewise.
* Makefile.in: Update dependencies.
* objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
* objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
(objc_expand_function_end): New function.
(finish_method_def): Use it.
(init_objc): Initialize more language-specific hooks.
* objc/Make-lang.in: Update dependencies.
* cp-tree.h (struct cp_language_function): Remove
x_scope_stmt_stack and name_declared.
(current_scope_stmt_stack): Remove.
(function_name_declared_p): New macro.
(struct lang_decl_flags): Use c_lang_decl as a base class.
(context): Remove.
(struct lang_decl): Replace saved_tree with context.
(DECL_FRIEND_CONTEXT): Adjust accordingly.
(SET_DECL_FRIEND_CONTEXT): Likewise.
(DECL_VIRTUAL_CONTEXT): Likewise.
(DECL_SAVED_TREE): Remove.
(C_DECLARED_LABEL_FLAG): Likewise.
(cplus_expand_expr_stmt): Don't declare.
(add_decl_stmt): Likewise.
(add_scope_stmt): Likewise.
* decl.c (mark_stmt_tree): Remove.
(case_compare): Likewise.
(finish_case_label): Use c_add_case_label.
(init_decl_processing): Set more language-specific hooks.
(build_enumerator): Fix typo in comment.
(cplus_expand_expr_stmt): Remove.
(mark_lang_function): Use mark_c_language_function.
(lang_mark_tree): Use c_mark_lang_decl.
* decl2.c: Change order of inclusion.
* except.c: Likewise.
* expr.c (cplus_expand_expr): Remove handling of STMT_EXPR. Fall
back on c_expand_expr.
* friend.c: Include expr.h.
* init.c: Change order of inclusion.
* Makefile.in: Update dependencies.
* lex.h (free_lang_decl_chain): Remove.
* optimize.c (maybe_clone_body): Use function_name_declared_p.
* pt.c (build_template_decl): Don't copy DECL_VIRTUAL_CONTEXT if
it doesn't exist.
(instantiate_decl): Use function_name_declared_p.
* semantics.c (lang_expand_expr_stmt): Remove.
(set_current_function_name_declared): Likewise.
(current_function_name_declared): Likewise.
(begin_compound_stmt): Use function_name_declared_p.
(add_decl_stmt): Remove.
(setup_vtbl_ptr): Use function_name_declared_p.
(add_scope_stmt): Remove.
(current_scope_stmt_stack): New function.
(cp_expand_stmt): Don't handle SCOPE_STMTs.
(expand_body): Use function_name_declared_p.
* tree.c (cp_statement_code_p): Don't include SCOPE_STMT.
* typeck.c: Change order of includes.
(convert_sequence): Remove.
From-SVN: r36464
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|
* c-common.h (add_stmt): Change prototype.
(RECHAIN_STMTS): New macro.
(CASE_LABEL_DECL): Likewise.
(genrtl_case_label): Change prototype.
(c_expand_start_case): Remove prototype.
(build_case_label): Change prototype.
(decl_constant_value): Declare.
* c-common.c (check_case_value): Handle C++'s extensions to C
semantics.
* c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
field.
* c-parse.in (stmt): Adjust handling of return statements and case
laels.
* c-semantics.c (add_stmt): Return the new statement.
(genrtl_return_stmt): Take the RETURN_STMT as input, not the
returned expression. Directly generate RTL, rather than calling
c_expand_return.
(genrtl_switch_stmt): Don't call c_expand_start_case.
(build_case_label): Take the LABEL_DECL as input, too.
(genrtl_case_label): Just call add_case_node.
(expand_stmt): Adjust calls to genrtl_return_stmt and
genrtl_case_label.
* c-tree.h (c_expand_start_case): Declare.
* c-typeck.c (decl_constant_value): Give it external linkage.
(c_expand_return): Don't call expand_return or expand_null_return;
use genrtl_return_stmt instead.
* stmt.c (struct nesting): Remove num_ranges field.
(add_case_node): Give it external linkage.
(expand_start_case): Don't set num_ranges.
(expand_start_case_dummy): Don't clear it.
(pushcase): Rely on add_case_node to handle `default' labels.
(add_case_node): Handle `default' labels.
* tree.c (tree_int_cst_compare): New function.
* tree.h (tree_int_cst_compare): Declare.
(add_case_node): Likewise.
* cp-tree.h (push_switch): Change prototype.
(check_cp_case_value): Remove declaration.
(decl_constant_value): Likewise.
* decl.c (struct cp_switch): Add switch_stmt and cases.
(case_compare): New function.
(push_switch): Set switch_stmt. Initialize cases.
(pop_switch): Clean up cases.
(define_case_label): Rename to ...
(finish_case_label): ... this. Do semantic analysis for case
labels here.
(start_function): Correct comment.
* decl2.c (check_cp_case_value): Remove.
* expr.c (do_case): Remove.
* pt.c (tsubst_expr): Adjust call to finish_case_label.
* semantics.c (genrtl_do_poplevel): Remove declaration.
(RECHAIN_STMTS): Remove.
(finish_break_stmt): Use build_break_stmt.
(finish_continue_stmt): Use build_continue_stmt.
(finish_switch_cond): Adjust condition here, rater than in
c_expand_start_case.
(finish_case_label): Remove.
* typeck.c (c_expand_return): Remove.
(c_expand_start_case): Likewise.
From-SVN: r36305
|
|
* rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
* gcse.c (hash_string_1): New function.
(hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
(expr_equiv_p) <ASM_OPERANDS>: Likewise.
* cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
(canon_hash_string): New function.
(canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
(exp_equiv_p) <ASM_OPERANDS>: Likewise.
(fold_rtx): Use ASM_OPERANDS accessor macros.
* emit-rtl.c (copy_insn_1): Likewise.
* integrate.c (copy_rtx_and_substitute): Likewise.
* stmt.c (expand_asm_operands): Likewise. Give an
ASM_OPERANDS rtx the mode of the output reg being set from it.
From-SVN: r36110
|
|
are not generated for ASMs.
* stmt.c (expand_asm_operands): Twiddle generating_concat_p
so that CONCATs are not generated for ASMs.
* emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
not generating_concat_p.
* function.c (pop_function_context_from): Reset
generating_concat_p.
(prepare_function_start): Likewise.
* rtl.c (generating_concat_p): Define.
* rtl.h (generating_concat_p): Declare.
* toplev.c (rest_of_compilation): No CONCATs after RTL generation.
From-SVN: r36088
|
|
* reload.c: Fix formatting.
* stmt.c: Fix formatting.
From-SVN: r36051
|
|
EXTRA_CONSTRAINTS...
* local-alloc.c (requires_inout): Don't use reserved range for
EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
* recog.c (asm_operand_ok): Likewise.
(preprocess_constraints, constrain_operands): Likewise.
* regclass.c (record_reg_classes): Likewise.
* reload.c (find_reloads): Likewise.
* reload1.c (maybe_fix_stack_asms): Likewise.
(reload_cse_simplify_operands): Likewise.
* stmt.c (expand_asm_operands): Likewise.
* md.texi: Update constraints documentation.
* tm.texi (EXTRA_CONSTRAINT): Update.
From-SVN: r36023
|
|
* stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
* config/ia64/ia64-protos.h: Update.
* config/ia64/ia64.c (gr_register_operand): New.
(fr_register_operand, grfr_register_operand): New.
(gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
(grfr_reg_or_8bit_operand): New.
(gr_reg_or_0_operand): Rename from reg_or_0_operand and
use gr_register_operand.
(gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
(gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
(gr_reg_or_8bit_and_adjusted_operand): Likewise.
(gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
(fr_reg_or_fp01_operand): Likewise.
(not_postinc_memory_operand): New.
(ia64_split_timode): Remove unused variables.
(rtx_needs_barrier): Check arguments to cmpxchg.
(builtin_description): Remove.
(bdesc_2argsi, bdesc_2argdi): Remove.
(ia64_init_builtins): Declare all builtins directly.
(ia64_expand_fetch_and_op): Rewrite to be called from
ia64_expand_builtin directly. Use expand_binop and co.
(ia64_expand_op_and_fetch): Likewise.
(ia64_expand_compare_and_swap): Likewise.
(ia64_expand_binop_builtin): Remove.
(ia64_expand_lock_test_and_set): New.
(ia64_expand_lock_release): New.
(ia64_expand_builtin): Use them.
* config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
(EXTRA_CONSTRAINT): Use it.
(PREDICATE_CODES): Update.
* config/ia64/ia64.md (*): Use gr_register_operand and co.
(mf): Indicate that we set memory as well as use it.
(fetchadd_acq_si): Show memory being modified as well.
(fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
(val_compare_and_swap_si, val_compare_and_swap_di): Remove.
(lock_test_and_set_si, lock_test_and_set_di): Remove.
(fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
(fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
(fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
(fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
(add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
(and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
(add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
(and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
* config/ia64/ia64intrin.h (*): Cast result to the appropriate
return type. Pretty print definitions.
From-SVN: r35956
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|
* optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
and extendtab within their proper array boundaries.
* emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
for the entire array.
* config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
* config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
* config/avr/avr.c (order_regs_for_local_alloc): Likewise.
* config/fr30/fr30.c (fr30_print_operand): Likewise.
* config/i386/dgux.c (output_options): Likewise.
* config/i386/dgux.h (ASM_FILE_START): Likewise.
* config/m88k/m88k.c (output_options): Likewise.
* config/m88k/m88k.h (ASM_FILE_START): Likewise.
* config/mcore/mcore.c (mcore_output_inline_const_forced,
layout_mcore_frame, handle_structs_in_regs): Likewise.
* config/mips/mips.c (output_block_move): Likewise.
* config/rs6000/rs6000.c (rs6000_override_options,
rs6000_file_start): Likewise.
* config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
* fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
* fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
* builtins.c (expand_builtin_setjmp): Likewise.
* expr.c (safe_from_p): Likewise.
* flow.c (life_analysis): Likewise.
* fold-const.c (size_int_type_wide): Likewise.
* gcc.c (translate_options, init_spec, set_spec, main): Likewise.
* genattrtab.c (make_length_attrs): Likewise.
* genopinit.c (gen_insn): Likewise.
* genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
* global.c (global_alloc): Likewise.
* local-alloc.c (find_free_reg): Likewise.
* mips-tdump.c (print_symbol): Likewise.
* mips-tfile.c (parse_def, parse_input): Likewise.
* reload1.c (NUM_ELIMINABLE_REGS): Likewise.
* stmt.c (expand_nl_goto_receiver): Likewise.
* stor-layout.c (set_sizetype): Likewise.
* varasm.c (decode_reg_name): Likewise.
* toplev.c (decode_f_option, decode_W_option,
set_target_switch, print_switch_values): Likewise.
(NUM_ELEM): Remove macro.
(display_help, main): s/NUM_ELEM/ARRAY_SIZE/
From-SVN: r35949
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|
TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
* stmt.c (expand_goto_internal, fixup_gotos): Only check
TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
From-SVN: r35865
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|
* calls.c (ECF_SP_DEPRESSED): New macro.
(calls_function_1): Treat calling sp-depressed function as alloca.
(emit_call_1): Don't adjust SP if calling sp-depressed function.
(expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
If sp-depressed, ensure block saves and restores SP.
* fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
for INTEGER_TYPE.
* function.c (keep_stack_depressed): New function.
(thread_prologue_and_epilogue_insns): Call it.
* print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
to print DECL_OFFSET_ALIGN.
Print no-force-blk and transparent-union flags properly.
* stmt.c (expand_goto_internal): Don't restore stack if last block
and function returns with sp depressed.
(fixup_gotos): Likewise.
(save_stack_pointer): New function, from code in expand_decl.
(expand_decl): Call new function.
* tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
(TYPE_RETURNS_STACK_DEPRESSED): New macro.
(save_stack_pointer): New declaration.
From-SVN: r35734
|
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current_function_internal_arg_pointer inside a mem.
* sibcall.c (uses_addressof): Accept both addressof and
current_function_internal_arg_pointer inside a mem.
(optimize_sibling_and_tail_recursive_call): Fail tail recursion
if current_function_uses_addressof.
* stmt.c (expand_return): Kill tail recursion and HAVE_return
optimizations.
From-SVN: r35657
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|
HAVE_nonlocal_goto as well.
* stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
HAVE_nonlocal_goto as well.
* config/i960/i960.md (nonlocal_goto): Don't do it here.
* config/pj/pj.md (nonlocal_goto): Likewise.
From-SVN: r35521
|
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last_unconditional_cleanup.
* stmt.c (expand_decl_cleanup): Emit a dummy insn after
last_unconditional_cleanup.
From-SVN: r34681
|
|
* tree.h (TYPE_USER_ALIGN, DECL_USER_ALIGN): Define.
(struct tree_type, struct tree_decl): Add user_align member.
* stor-layout.c (layout_decl): Set DECL_USER_ALIGN.
(place_union_field): If BIGGEST_FIELD_ALIGNMENT is defined
and DECL_USER_ALIGN 0, cap alignment to this value.
(place_field): Likewise.
(finalize_type_size): Set TYPE_USER_ALIGN.
(layout_type): Likewise.
(initialize_sizetypes): Likewise.
* c-common.c (decl_attributes): Set TYPE_USER_ALIGN resp.
DECL_USER_ALIGN to 1.
* c-decl.c (duplicate_decls): Set DECL_USER_ALIGN.
(xfer_tag): Set TYPE_USER_ALIGN.
(finish_struct): Set DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
(finish_enum): Likewise.
* stmt.c (expand_decl): Set DECL_USER_ALIGN.
(expand_anon_union_decl): Likewise.
* tree.c (make_node): Set DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
(build_index_type): Set TYPE_USER_ALIGN.
(build_range_type): Likewise.
(build_common_tree_nodes_2): Likewise.
* tm.texi (BIGGEST_FIELD_ALIGNMENT): Document the changed meaning.
ch/:
* decl.c (init_decl_processing): Set TYPE_USER_ALIGN.
(layout_enum): Set DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
* typeck.c (layout_chill_range_type): Set TYPE_USER_ALIGN.
(apply_chill_field_layout): Set DECL_USER_ALIGN.
(layout_chill_struct_type): Set TYPE_USER_ALIGN.
cp/:
* class.c (build_secondary_vtable): Set DECL_USER_ALIGN.
(check_bitfield_decl, check_field_decl): Likewise.
(build_vtbl_or_vbase_field, build_base_field): Likewise.
(layout_class_type): Set DECL_USER_ALIGN resp. CLASSTYPE_USER_ALIGN.
* decl.c (record_unknown_type): Set TYPE_USER_ALIGN.
(xfer_tag, finish_enum): Likewise.
* decl2.c (finish_builtin_type): Likewise.
* init.c (init_init_processing): Likewise.
* pt.c (instantiate_class_template): Likewise.
* rtti.c (get_tinfo_decl, synthesize_tinfo_fn): Set DECL_USER_ALIGN.
* cp-tree.h (struct lang_type): Add user_align member.
(CLASSTYPE_USER_ALIGN): Define.
f/:
* com.c (ffecom_transform_common_): Set DECL_USER_ALIGN.
(ffecom_transform_equiv_, ffecom_decl_field): Likewise.
(ffecom_init_0): Set DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
(duplicate_decls): Set DECL_USER_ALIGN.
java/:
* typeck.c (build_java_array_type): Set TYPE_USER_ALIGN.
* parse.y (java_complete_class): Set DECL_USER_ALIGN.
* parse.c: Rebuilt.
From-SVN: r34541
|
|
argument, never clear returned memory.
toplevel:
* ggc-none.c, ggc-simple.c, ggc-page.c (ggc_alloc_obj): Rename
it ggc_alloc, drop second argument, never clear returned memory.
* ggc-common.c (ggc_alloc_string): Use ggc_alloc.
(ggc_alloc_cleared): New.
* ggc.h: Prototype ggc_alloc and ggc_alloc_cleared, not
ggc_alloc_obj. Remove ggc_alloc macro.
(ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Use ggc_alloc.
* rtl.c (rtvec_alloc): Clear the vector always.
(rtx_alloc): Clear the first word always. Remove dirty
obstack tricks (this routine is no longer a bottleneck).
* tree.c (make_node): Clear the new node always.
(make_tree_vec): Likewise.
(tree_cons): Clear the common structure always.
(build1): Likewise; also, clear TREE_COMPLEXITY.
* gengenrtl.c: Use puts wherever possible. Remove extra
newlines.
(gendef): Clear the first word of an RTX in the generator
function, irrespective of ggc_p. Initialize '0' slots to
NULL.
(genlegend): Don't generate obstack_alloc_rtx routine, just a
thin wrapper macro around obstack_alloc.
* stmt.c (expand_fixup): Use ggc_alloc.
* c-typeck.c (add_pending_init): Use ggc_alloc.
* emit-rtl.c (init_emit_once): Clear CONST_DOUBLE_CHAIN(tem).
* varasm.c (immed_double_const): Set CONST_DOUBLE_MEM(r) to
const0_rtx when it is created.
(immed_real_const_1): Set CONST_DOUBLE_CHAIN(r) to NULL_RTX if
we are not in a function.
* tree.c (tree_class_check_failed): Make second arg an int.
* tree.h: Update prototype.
cp:
* call.c (add_candidate): Use ggc_alloc_cleared.
* decl.c (lookup_label): Likewise.
* lex.c (retrofit_lang_decl): Likewise.
From-SVN: r34478
|
|
* timevar.def: Add TV_EXPAND.
* timevar.c (timevar_print): Update timing information.
* calls.c (try_to_integrate): Push to TV_INTEGRATION for inlining.
* stmt.c (expand_return): Check for error_mark_node.
cp/:
* semantics.c (expand_body): Push to TV_EXPAND.
* optimize.c (optimize_function): Push to TV_INTEGRATION.
* decl.c (start_function): Always call announce_function.
* tinfo2.cc: Just declare abort.
From-SVN: r34470
|
|
* explow.c (maybe_set_unchanging): New function, broken out from...
(set_mem_attributes): Here.
* expr.h: Declare it.
* stmt.c (expand_decl): Call it.
From-SVN: r34421
|
|
* tree.h (VOID_TYPE_P): New macro.
(COMPLETE_OR_VOID_TYPE_P): Use VOID_TYPE_P.
* c-decl.c (grokdeclarator): Use VOID_TYPE_P.
(get_parm_info): Likewise.
(store_parm_decls): Likewise.
(combine_parm_decls): Likewise.
(finish_function): Likewise.
* c-typeck.c (build_function_call): Likewise.
(build_binary_op): Likewise.
(build_conditional_expr): Likewise.
(internal_build_compound_expr): Likewise.
(convert_for_assignment): Likewise.
* stmt.c (expend_expr_stmt): Likewise.
(warn_if_unused_value): Likewise.
(expand_return): Likewise.
* c-parse.in (primary): Likewise.
* c-parse.y, c-parse.c, c-parse.h: Regenerate.
* objc/objc-parse.y, objc/objc-parse.c: Regenerate.
From-SVN: r34402
|
|
* Makefile.in (c-decl.o): Depend on rtl.h and expr.h.
* alias.c (struct alias_entry): alias_set is HOST_WIDE_INT.
(REG_BASE_VALUE): Remove unneeded cast to unsigned.
(get_alias_set_entry): ALIAS_SET arg is HOST_WIDE_INT.
(find_base_decl): New function, from c_find_base_decl in c-common.c.
(new_alias_set): Moved from tree.c; return is HOST_WIDE_INT.
(get_alias_set): Likewise.
Major rework to do more things and allow language-specific code
to just handle special-cases.
(record_alias_subset): Args are HOST_WIDE_INT.
(record_component_alias): Local vars are HOST_WIDE_INT.
Don't handle COMPLEX_EXPR.
(get_varargs_alias_set): Moved from builtins.c.
(get_frame_alias_set): New function.
* builtins.c (expand_builtin_return_address): Use frame alias set.
(expand_builtin_setjmp, expand_builtin_longjmp): Use alias set
for setjmp buffer.
(get_memory_rtx): Rework to use set_mem_attributes.
(get_varargs_alias_set): Deleted from here.
* c-common.c (c_apply_type_quals_to_decl): Alias sets now HOST_WIDE_INT.
(c_find_base_decl): Deleted from here.
(c_get_alias_set): Remove many cases and rework to just handle
C-specific cases.
* c-common.h (c_get_alias_set): Returns HOST_WIDE_INT.
* c-decl.c (rtl.h, expr.h): Now included.
(init_decl_processing): Call record_component_aliases on array types.
(grokdeclarator): Likewise.
Set TREE_ADDRESSABLE for all fields that are not bitfields.
* c-typeck.c (common_type): Call record_component_aliases for array.
* caller-save.c (setup_save_areas): Rework register loop for unsigned.
Set all save areas to the frame alias set.
* calls.c (initialie_argument_information): Call set_mem_attributes.
(compute_argument_addresses, expand_call): Likewise.
* explow.c (set_mem_attributes): New function.
(stabilize): Use MEM_COPY_ATTRIBUTES and force_reg.
* expr.c (struct move_by_pieces): Remove {to,from}_{struct,readonly}.
LEN and OFFSET now HOST_WIDE_INT.
(clear_by_pieces): Similar changes.
(move_by_pieces): LEN now HOST_WIDE_INT; don't set deleted fields.
(move_by_pieces_ninsns): Now returns unsigned HOST_WIDE_INT.
(move_by_pieces_1): Don't use deleted fields, use MEM_COPY_ATTRIBUTES.
(clear_by_pieces_1): Likewise.
(emit_push_insn): Call set_mem_attributes.
(expand_expr, case INDIRECT_REF): Likewise.
(expand_expr, case VAR_DECL): Call change_address.
* expr.h (ADD_PARM_SIZE, SUB_PARM_SIZE): Use host_integerp and
tree_low_cst.
(get_varargs_alias_set, get_frame_alias_set): New decls.
(record_base_value, record_alias_subset, lang_get_alias_set): Likewise.
(new_alias_set, set_mem_attributes): Likewse.
* function.c (struct temp_slot): ALIAS_SET is HOST_WIDE_INT.
(assign_stack_temp_for_type): Likewise.
Can split slot even if alias set since can copy.
Set MEM_ALIAS_SET and MEM_SET_IN_STRUCT_P.
(assign_temp): Use host_integerp and tree_low_cst.
(put_var_into_stack): Properly handle SAVE_EXPR.
(put_addressof_into_stack): Likewise.
(assign_parms): Call set_mem_attributes.
Delete #if 0 code.
(fix_lexical_address): Put reference to chain into frame alias set.
(expand_function_start): Call set_mem_attributes.
* integrate.c (expand_inline_function): Likewise.
* recog.c (adj_offsettable_operand): Use MEM_COPY_ATTRIBUTES.
* regmove.c (try_apply_stack_adjustment): Likewise.
* reload.c (push_reload, make_memloc): Likewise.
* reload1.c (alter_reg): Make alias sets for spilled pseudos.
* rtl.def (MEM): Update comment.
* rtl.h (MEM_ALIAS_SET): Now uses XCWINT.
(move_by_pieces): Change length to HOST_WIDE_INT.
(record_base_value, record_alias_subset): Delete from here.
* stmt.c (expand_decl): Call set_mem_attributes.
* stor-layout.c (finish_record_layout): Call record_component_aliases.i
* toplev.c (compile_file): Call init_alias_once earlier.
* tree.c (lang_get_alias_set, get_alias_set, new_alias_set): Deleted
from here: now in alias.c.
* tree.h (struct tree_type): alias_set is HOST_WIDE_INT.
(struct tree_decl): Likewise.
(get_alias_set, new_alias_set, lang_get_alias_set): Deleted from here.
* varasm.c (make_function_rtl, make_decl_rtl): Call set_mem_attributes.
(output_constant_def, force_const_mem): Likewise.
* cp/Makefile.in (decl.o): Include ../expr.h.
* cp/decl.c (expr.h): Include.
(init_decl_processing): Call record_component_aliases for arrays.
(grokdeclarator): Likewise.
Set TREE_ADDRESSABLE for fields that aren't bitfields.
* cp/tree.c (build_cplus_array_type_1): Call record_component_aliases.
From-SVN: r34305
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