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Commit 4d779342 by Daniel Berlin Committed by Kenneth Zadeck
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df.h (DF_SCAN, [...]): New macros. 

2005-01-11  Danny Berlin <dberlin@dberlin.org>
            Kenneth Zadeck <zadeck@naturalbridge.com>

	* df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
	DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
	DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
	DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
	DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
	DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
	DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
	DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
	DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
	DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
	DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
	DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
	DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
	DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
	DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
	DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
	DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
	DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
	DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
	DF_SCAN_POST_ALLOC): New macros.
	(df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
	df_free_bb_function, df_local_compute_function, df_init_function,
	df_dataflow_function, df_confluence_function_0,
	df_confluence_function_n, df_transfer_function,
	df_finalizer_function, df_free_function, df_dump_problem_function,
	df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
	df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
	df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
	df_urec_bb_info, ) New types.
	(df_invalidated_by_call, df_all_hard_regs, df_state) New public
	variables.
	(df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
	df_analyze_simple_change_some_blocks,
	df_analyze_simple_change_one_block, df_compact_blocks,
	df_bb_replace, df_bb_regno_last_use_find,
	df_bb_regno_first_def_find, df_bb_regno_last_def_find,
	df_insn_regno_def_p, df_find_def, df_find_use,
	df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
	df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
	df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
	debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
	debug_df_chain, df_get_dependent_problem, df_chain_create,
	df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
	df_grow_bb_info, df_chain_dump, df_print_bb_index,
	df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
	df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
	df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
	df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
	df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
	df_rescan_blocks, df_ref_create, df_get_artificial_defs,
	df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
	df_ref_remove, df_insn_refs_delete, df_refs_delete,
	df_reorganize_refs, df_set_state, df_hard_reg_init,
	df_read_modify_subreg_p) New public functions.
        * df-core.c: The core dataflow solver and glue routines for rtl
	dataflow.
	(df_init, df_add_problem, df_set_blocks, df_finish,
	df_hybrid_search_forward, df_hybrid_search_backward,
	df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
	df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
	df_bb_regno_last_use_find, df_bb_regno_first_def_find,
	df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
	df_reg_defined, df_find_use, df_reg_used, df_dump,
	df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
	df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
	debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
	debug_df_useno, reset_df_after_reload): New functions.
	* df-scan.c: The scanning fuctions, once in df.c, completely
	rewritten so that they now fully model the functionality of
	register usage at the backend.
	(df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
	df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
	df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
	df_grow_insn_info, df_rescan_blocks, df_ref_create,
	df_get_artificial_defs, df_get_artificial_uses,
	df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
	df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
	df_refs_delete, df_reorganize_refs, df_set_state,
	df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
	df_def_record_1, df_defs_record, df_uses_record,
	df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
	df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
	df_record_exit_block_uses, df_hard_reg_init): New functions.

	* df-problems.c: Seven concrete dataflow problems that use the
	scanning in df-scan.c and are solved by the engine in df-core.c.
	(df_get_dependent_problem, df_chain_create, df_chain_unlink,
	df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
	df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
	df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
	df_ru_free_bb_info, df_ru_alloc,
	df_ru_bb_local_compute_process_def,
	df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
	df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
	df_ru_transfer_function, df_ru_free, df_ru_dump,
	df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
	df_rd_free_bb_info, df_rd_alloc,
	df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
	df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
	df_rd_transfer_function, df_rd_free, df_rd_dump,
	df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
	df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
	df_lr_local_compute, df_lr_init, df_lr_confluence_0,
	df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
	df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
	df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
	df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
	df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
	df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
	df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
	df_urec_mark_reg_change, df_urec_check_earlyclobber,
	df_urec_mark_reg_use_for_earlyclobber,
	df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
	df_urec_local_compute, df_urec_init, df_urec_local_finalize,
	df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
	df_urec_dump, df_urec_add_problem, df_chain_alloc,
	df_chain_create_bb_process_use, df_chain_create_bb,
	df_chain_finalize, df_chain_free, df_chains_dump,
	df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
	df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
	df_reg_lifetime): New functions.
	* df.c: Deleted file.
        * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
	consistent with new df api.
        * modulo-sched.c (sms_schedule, rest_of_handle_sms,
        rest_of_handle_sms): Ditto.
        * web.c (unionfind_union, union_defs, entry_register, web_main):
	Ditto.
	* loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
	invariant_expr_equal_p, find_defs, check_dependencies,
	find_invariant_insn, find_invariants_to_move, move_invariant_reg,
	free_inv_motion_data, move_loop_invariants): Ditto.
	* sched-deps.c (sched_analyze_1): Ditto.


Co-Authored-By: Kenneth Zadeck <zadeck@naturalbridge.com>

From-SVN: r109577
parent 243cdfa8
Showing with 256 additions and 101 deletions
gcc/ChangeLog
2005-01-11 Danny Berlin <dberlin@dberlin.org>
Kenneth Zadeck <zadeck@naturalbridge.com>
* df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
DF_SCAN_POST_ALLOC): New macros.
(df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
df_free_bb_function, df_local_compute_function, df_init_function,
df_dataflow_function, df_confluence_function_0,
df_confluence_function_n, df_transfer_function,
df_finalizer_function, df_free_function, df_dump_problem_function,
df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
df_urec_bb_info, ) New types.
(df_invalidated_by_call, df_all_hard_regs, df_state) New public
variables.
(df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
df_analyze_simple_change_some_blocks,
df_analyze_simple_change_one_block, df_compact_blocks,
df_bb_replace, df_bb_regno_last_use_find,
df_bb_regno_first_def_find, df_bb_regno_last_def_find,
df_insn_regno_def_p, df_find_def, df_find_use,
df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
debug_df_chain, df_get_dependent_problem, df_chain_create,
df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
df_grow_bb_info, df_chain_dump, df_print_bb_index,
df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
df_rescan_blocks, df_ref_create, df_get_artificial_defs,
df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
df_ref_remove, df_insn_refs_delete, df_refs_delete,
df_reorganize_refs, df_set_state, df_hard_reg_init,
df_read_modify_subreg_p) New public functions.
* df-core.c: The core dataflow solver and glue routines for rtl
dataflow.
(df_init, df_add_problem, df_set_blocks, df_finish,
df_hybrid_search_forward, df_hybrid_search_backward,
df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
df_bb_regno_last_use_find, df_bb_regno_first_def_find,
df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
df_reg_defined, df_find_use, df_reg_used, df_dump,
df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
debug_df_useno, reset_df_after_reload): New functions.
* df-scan.c: The scanning fuctions, once in df.c, completely
rewritten so that they now fully model the functionality of
register usage at the backend.
(df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
df_grow_insn_info, df_rescan_blocks, df_ref_create,
df_get_artificial_defs, df_get_artificial_uses,
df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
df_refs_delete, df_reorganize_refs, df_set_state,
df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
df_def_record_1, df_defs_record, df_uses_record,
df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
df_record_exit_block_uses, df_hard_reg_init): New functions.
* df-problems.c: Seven concrete dataflow problems that use the
scanning in df-scan.c and are solved by the engine in df-core.c.
(df_get_dependent_problem, df_chain_create, df_chain_unlink,
df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
df_ru_free_bb_info, df_ru_alloc,
df_ru_bb_local_compute_process_def,
df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
df_ru_transfer_function, df_ru_free, df_ru_dump,
df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
df_rd_free_bb_info, df_rd_alloc,
df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
df_rd_transfer_function, df_rd_free, df_rd_dump,
df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
df_lr_local_compute, df_lr_init, df_lr_confluence_0,
df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
df_urec_mark_reg_change, df_urec_check_earlyclobber,
df_urec_mark_reg_use_for_earlyclobber,
df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
df_urec_local_compute, df_urec_init, df_urec_local_finalize,
df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
df_urec_dump, df_urec_add_problem, df_chain_alloc,
df_chain_create_bb_process_use, df_chain_create_bb,
df_chain_finalize, df_chain_free, df_chains_dump,
df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
df_reg_lifetime): New functions.
* df.c: Deleted file.
* ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
consistent with new df api.
* modulo-sched.c (sms_schedule, rest_of_handle_sms,
rest_of_handle_sms): Ditto.
* web.c (unionfind_union, union_defs, entry_register, web_main):
Ditto.
* loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
invariant_expr_equal_p, find_defs, check_dependencies,
find_invariant_insn, find_invariants_to_move, move_invariant_reg,
free_inv_motion_data, move_loop_invariants): Ditto.
* sched-deps.c (sched_analyze_1): Ditto.
2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-operands.c (get_expr_operands): Record addressable
......
gcc/Makefile.in
......@@ -761,7 +761,7 @@ IPA_UTILS_H = ipa-utils.h $(TREE_H) $(CGRAPH_H)
IPA_REFERENCE_H = ipa-reference.h bitmap.h $(TREE_H)
IPA_TYPE_ESCAPE_H = ipa-type-escape.h $(TREE_H)
CGRAPH_H = cgraph.h $(TREE_H)
DF_H = df.h bitmap.h sbitmap.h $(BASIC_BLOCK_H)
DF_H = df.h bitmap.h $(BASIC_BLOCK_H) alloc-pool.h
DDG_H = ddg.h sbitmap.h $(DF_H)
GCC_H = gcc.h version.h
GGC_H = ggc.h gtype-desc.h
......@@ -973,7 +973,8 @@ OBJS-common = \
cfgloopanal.o cfgloopmanip.o loop-init.o loop-unswitch.o loop-unroll.o \
cfgrtl.o combine.o conflict.o convert.o coverage.o cse.o cselib.o \
dbxout.o ddg.o tree-ssa-loop-ch.o loop-invariant.o tree-ssa-loop-im.o \
debug.o df.o dfp.o diagnostic.o dojump.o dominance.o loop-doloop.o \
debug.o df-core.o df-problems.o odf.o df-scan.o dfp.o diagnostic.o dojump.o \
dominance.o loop-doloop.o \
dwarf2asm.o dwarf2out.o emit-rtl.o except.o explow.o loop-iv.o \
expmed.o expr.o final.o flow.o fold-const.o function.o gcse.o \
genrtl.o ggc-common.o global.o graph.o gtype-desc.o \
......@@ -2301,9 +2302,22 @@ tree-vect-generic.o : tree-vect-generic.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) \
$(FLAGS_H) $(OPTABS_H) $(RTL_H) $(MACHMODE_H) $(EXPR_H) \
langhooks.h $(FLAGS_H) $(DIAGNOSTIC_H) gt-tree-vect-generic.h $(GGC_H) \
coretypes.h insn-codes.h
df.o : df.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
insn-config.h $(RECOG_H) function.h $(REGS_H) alloc-pool.h hard-reg-set.h \
$(BASIC_BLOCK_H) $(DF_H) bitmap.h sbitmap.h $(TM_P_H)
df-core.o : df-core.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
insn-config.h $(RECOG_H) $(FUNCTION_H) $(REGS_H) alloc-pool.h \
hard-reg-set.h $(BASIC_BLOCK_H) $(DF_H) bitmap.h sbitmap.h \
$(TM_P_H) $(FLAGS_H) output.h tree-pass.h
df-problems.o : df-problems.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
$(RTL_H) insn-config.h $(RECOG_H) $(FUNCTION_H) $(REGS_H) alloc-pool.h \
hard-reg-set.h $(BASIC_BLOCK_H) $(DF_H) bitmap.h sbitmap.h $(TM_P_H) \
$(FLAGS_H) output.h
odf.o : odf.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
insn-config.h $(RECOG_H) $(FUNCTION_H) $(REGS_H) alloc-pool.h hard-reg-set.h \
$(BASIC_BLOCK_H) $(DF_H) bitmap.h sbitmap.h $(TM_P_H) $(FLAGS_H) \
output.h
df-scan.o : df-scan.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
insn-config.h $(RECOG_H) $(FUNCTION_H) $(REGS_H) alloc-pool.h hard-reg-set.h \
$(BASIC_BLOCK_H) $(DF_H) bitmap.h sbitmap.h $(TM_P_H) $(FLAGS_H) \
output.h
var-tracking.o : var-tracking.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
$(RTL_H) $(TREE_H) hard-reg-set.h insn-config.h reload.h $(FLAGS_H) \
$(BASIC_BLOCK_H) output.h sbitmap.h alloc-pool.h $(FIBHEAP_H) $(HASHTAB_H) \
......
gcc/ddg.c
/* DDG - Data Dependence Graph implementation.
Copyright (C) 2004, 2005
Copyright (C) 2004, 2005, 2006
Free Software Foundation, Inc.
Contributed by Ayal Zaks and Mustafa Hagog <zaks,mustafa@il.ibm.com>
......@@ -222,10 +222,10 @@ create_ddg_dep_no_link (ddg_ptr g, ddg_node_ptr from, ddg_node_ptr to,
for all its uses in the next iteration, and an output dependence to the
first def of the next iteration. */
static void
add_deps_for_def (ddg_ptr g, struct df *df, struct ref *rd)
add_deps_for_def (ddg_ptr g, struct df *df, struct df_ref *rd)
{
int regno = DF_REF_REGNO (rd);
struct bb_info *bb_info = DF_BB_INFO (df, g->bb);
struct df_rd_bb_info *bb_info = DF_RD_BB_INFO (df, g->bb);
struct df_link *r_use;
int use_before_def = false;
rtx def_insn = DF_REF_INSN (rd);
......@@ -235,7 +235,7 @@ add_deps_for_def (ddg_ptr g, struct df *df, struct ref *rd)
that is upwards exposed in RD's block. */
for (r_use = DF_REF_CHAIN (rd); r_use != NULL; r_use = r_use->next)
{
if (bitmap_bit_p (bb_info->ru_gen, r_use->ref->id))
if (bitmap_bit_p (bb_info->gen, r_use->ref->id))
{
rtx use_insn = DF_REF_INSN (r_use->ref);
ddg_node_ptr dest_node = get_node_of_insn (g, use_insn);
......@@ -257,7 +257,7 @@ add_deps_for_def (ddg_ptr g, struct df *df, struct ref *rd)
there is a use between the two defs. */
if (! use_before_def)
{
struct ref *def = df_bb_regno_first_def_find (df, g->bb, regno);
struct df_ref *def = df_bb_regno_first_def_find (df, g->bb, regno);
int i;
ddg_node_ptr dest_node;
......@@ -266,7 +266,7 @@ add_deps_for_def (ddg_ptr g, struct df *df, struct ref *rd)
/* Check if there are uses after RD. */
for (i = src_node->cuid + 1; i < g->num_nodes; i++)
if (df_reg_used (df, g->nodes[i].insn, rd->reg))
if (df_find_use (df, g->nodes[i].insn, rd->reg))
return;
dest_node = get_node_of_insn (g, def->insn);
......@@ -278,16 +278,16 @@ add_deps_for_def (ddg_ptr g, struct df *df, struct ref *rd)
(nearest BLOCK_BEGIN) def of the next iteration, unless USE is followed
by a def in the block. */
static void
add_deps_for_use (ddg_ptr g, struct df *df, struct ref *use)
add_deps_for_use (ddg_ptr g, struct df *df, struct df_ref *use)
{
int i;
int regno = DF_REF_REGNO (use);
struct ref *first_def = df_bb_regno_first_def_find (df, g->bb, regno);
struct df_ref *first_def = df_bb_regno_first_def_find (df, g->bb, regno);
ddg_node_ptr use_node;
ddg_node_ptr def_node;
struct bb_info *bb_info;
struct df_rd_bb_info *bb_info;
bb_info = DF_BB_INFO (df, g->bb);
bb_info = DF_RD_BB_INFO (df, g->bb);
if (!first_def)
return;
......@@ -304,7 +304,7 @@ add_deps_for_use (ddg_ptr g, struct df *df, struct ref *use)
/* We must not add ANTI dep when there is an intra-loop TRUE dep in
the opposite direction. If the first_def reaches the USE then there is
such a dep. */
if (! bitmap_bit_p (bb_info->rd_gen, first_def->id))
if (! bitmap_bit_p (bb_info->gen, first_def->id))
create_ddg_dep_no_link (g, use_node, def_node, ANTI_DEP, REG_DEP, 1);
}
......@@ -313,25 +313,28 @@ static void
build_inter_loop_deps (ddg_ptr g, struct df *df)
{
unsigned rd_num, u_num;
struct bb_info *bb_info;
struct df_rd_bb_info *rd_bb_info;
struct df_ru_bb_info *ru_bb_info;
bitmap_iterator bi;
bb_info = DF_BB_INFO (df, g->bb);
rd_bb_info = DF_RD_BB_INFO (df, g->bb);
/* Find inter-loop output and true deps by connecting downward exposed defs
to the first def of the BB and to upwards exposed uses. */
EXECUTE_IF_SET_IN_BITMAP (bb_info->rd_gen, 0, rd_num, bi)
EXECUTE_IF_SET_IN_BITMAP (rd_bb_info->gen, 0, rd_num, bi)
{
struct ref *rd = df->defs[rd_num];
struct df_ref *rd = DF_DEFS_GET (df, rd_num);
add_deps_for_def (g, df, rd);
}
ru_bb_info = DF_RU_BB_INFO (df, g->bb);
/* Find inter-loop anti deps. We are interested in uses of the block that
appear below all defs; this implies that these uses are killed. */
EXECUTE_IF_SET_IN_BITMAP (bb_info->ru_kill, 0, u_num, bi)
EXECUTE_IF_SET_IN_BITMAP (ru_bb_info->kill, 0, u_num, bi)
{
struct ref *use = df->uses[u_num];
struct df_ref *use = DF_USES_GET (df, u_num);
/* We are interested in uses of this BB. */
if (BLOCK_FOR_INSN (use->insn) == g->bb)
......
gcc/df-core.c 0 → 100644
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gcc/df-scan.c 0 → 100644
This diff is collapsed. Click to expand it.
gcc/df.c
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gcc/loop-invariant.c
/* RTL-level loop invariant motion.
Copyright (C) 2004, 2005 Free Software Foundation, Inc.
Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
This file is part of GCC.
......@@ -153,7 +153,7 @@ static VEC(invariant_p,heap) *invariants;
/* The dataflow object. */
static struct df *df;
static struct df *df = NULL;
/* Test for possibility of invariantness of X. */
......@@ -226,10 +226,10 @@ check_maybe_invariant (rtx x)
invariant. */
static struct invariant *
invariant_for_use (struct ref *use)
invariant_for_use (struct df_ref *use)
{
struct df_link *defs;
struct ref *def;
struct df_ref *def;
basic_block bb = BLOCK_FOR_INSN (use->insn), def_bb;
defs = DF_REF_CHAIN (use);
......@@ -255,7 +255,7 @@ hash_invariant_expr_1 (rtx insn, rtx x)
const char *fmt;
hashval_t val = code;
int do_not_record_p;
struct ref *use;
struct df_ref *use;
struct invariant *inv;
switch (code)
......@@ -306,7 +306,7 @@ invariant_expr_equal_p (rtx insn1, rtx e1, rtx insn2, rtx e2)
enum rtx_code code = GET_CODE (e1);
int i, j;
const char *fmt;
struct ref *use1, *use2;
struct df_ref *use1, *use2;
struct invariant *inv1 = NULL, *inv2 = NULL;
rtx sub1, sub2;
......@@ -600,7 +600,8 @@ find_defs (struct loop *loop, basic_block *body)
for (i = 0; i < loop->num_nodes; i++)
bitmap_set_bit (blocks, body[i]->index);
df_analyze_subcfg (df, blocks, DF_UD_CHAIN | DF_HARD_REGS | DF_EQUIV_NOTES);
df_set_blocks (df, blocks);
df_analyze (df);
BITMAP_FREE (blocks);
}
......@@ -673,16 +674,14 @@ record_use (struct def *def, rtx *use, rtx insn)
static bool
check_dependencies (rtx insn, bitmap depends_on)
{
struct df_link *uses, *defs;
struct ref *use, *def;
struct df_link *defs;
struct df_ref *use, *def;
basic_block bb = BLOCK_FOR_INSN (insn), def_bb;
struct def *def_data;
struct invariant *inv;
for (uses = DF_INSN_USES (df, insn); uses; uses = uses->next)
for (use = DF_INSN_GET (df, insn)->uses; use; use = use->next_ref)
{
use = uses->ref;
defs = DF_REF_CHAIN (use);
if (!defs)
continue;
......@@ -718,7 +717,7 @@ check_dependencies (rtx insn, bitmap depends_on)
static void
find_invariant_insn (rtx insn, bool always_reached, bool always_executed)
{
struct ref *ref;
struct df_ref *ref;
struct def *def;
bitmap depends_on;
rtx set, dest;
......@@ -781,13 +780,11 @@ find_invariant_insn (rtx insn, bool always_reached, bool always_executed)
static void
record_uses (rtx insn)
{
struct df_link *uses;
struct ref *use;
struct df_ref *use;
struct invariant *inv;
for (uses = DF_INSN_USES (df, insn); uses; uses = uses->next)
for (use = DF_INSN_GET (df, insn)->uses; use; use = use->next_ref)
{
use = uses->ref;
inv = invariant_for_use (use);
if (inv)
record_use (inv->def, DF_REF_LOC (use), DF_REF_INSN (use));
......@@ -1025,6 +1022,7 @@ find_invariants_to_move (void)
{
unsigned i, regs_used, n_inv_uses, regs_needed = 0, new_regs;
struct invariant *inv = NULL;
unsigned int n_regs = DF_REG_SIZE (df);
if (!VEC_length (invariant_p, invariants))
return;
......@@ -1037,7 +1035,7 @@ find_invariants_to_move (void)
here to stand for induction variables etc. that we do not detect. */
regs_used = 2;
for (i = 0; i < df->n_regs; i++)
for (i = 0; i < n_regs; i++)
{
if (!DF_REGNO_FIRST_DEF (df, i) && DF_REGNO_LAST_USE (df, i))
{
......@@ -1098,8 +1096,7 @@ move_invariant_reg (struct loop *loop, unsigned invno)
need to create a temporary register. */
set = single_set (inv->insn);
reg = gen_reg_rtx (GET_MODE (SET_DEST (set)));
df_pattern_emit_after (df, gen_move_insn (SET_DEST (set), reg),
BLOCK_FOR_INSN (inv->insn), inv->insn);
emit_insn_after (gen_move_insn (SET_DEST (set), reg), inv->insn);
/* If the SET_DEST of the invariant insn is a reg, we can just move
the insn out of the loop. Otherwise, we have to use gen_move_insn
......@@ -1108,13 +1105,11 @@ move_invariant_reg (struct loop *loop, unsigned invno)
{
SET_DEST (set) = reg;
reorder_insns (inv->insn, inv->insn, BB_END (preheader));
df_insn_modify (df, preheader, inv->insn);
}
else
{
df_pattern_emit_after (df, gen_move_insn (reg, SET_SRC (set)),
preheader, BB_END (preheader));
df_insn_delete (df, BLOCK_FOR_INSN (inv->insn), inv->insn);
emit_insn_after (gen_move_insn (reg, SET_SRC (set)), BB_END (preheader));
delete_insn (inv->insn);
}
}
else
......@@ -1122,9 +1117,8 @@ move_invariant_reg (struct loop *loop, unsigned invno)
move_invariant_reg (loop, repr->invno);
reg = repr->reg;
set = single_set (inv->insn);
df_pattern_emit_after (df, gen_move_insn (SET_DEST (set), reg),
BLOCK_FOR_INSN (inv->insn), inv->insn);
df_insn_delete (df, BLOCK_FOR_INSN (inv->insn), inv->insn);
emit_insn_after (gen_move_insn (SET_DEST (set), reg), inv->insn);
delete_insn (inv->insn);
}
inv->reg = reg;
......@@ -1135,10 +1129,7 @@ move_invariant_reg (struct loop *loop, unsigned invno)
if (inv->def)
{
for (use = inv->def->uses; use; use = use->next)
{
*use->pos = reg;
df_insn_modify (df, BLOCK_FOR_INSN (use->insn), use->insn);
}
*use->pos = reg;
}
}
......@@ -1174,20 +1165,22 @@ free_inv_motion_data (void)
struct def *def;
struct invariant *inv;
for (i = 0; i < df->n_defs; i++)
for (i = 0; i < DF_DEFS_SIZE (df); i++)
{
if (!df->defs[i])
struct df_ref * ref = DF_DEFS_GET (df, i);
if (!ref)
continue;
inv = DF_REF_DATA (df->defs[i]);
inv = DF_REF_DATA (ref);
if (!inv)
continue;
def = inv->def;
gcc_assert (def != NULL);
free_use_list (def->uses);
free (def);
DF_REF_DATA (df->defs[i]) = NULL;
DF_REF_DATA (ref) = NULL;
}
for (i = 0; VEC_iterate (invariant_p, invariants, i, inv); i++)
......@@ -1231,8 +1224,9 @@ move_loop_invariants (struct loops *loops)
struct loop *loop;
unsigned i;
df = df_init ();
df = df_init (DF_HARD_REGS | DF_EQUIV_NOTES);
df_chain_add_problem (df, DF_UD_CHAIN);
/* Process the loops, innermost first. */
loop = loops->tree_root;
while (loop->inner)
......
gcc/modulo-sched.c
/* Swing Modulo Scheduling implementation.
Copyright (C) 2004, 2005
Copyright (C) 2004, 2005, 2006
Free Software Foundation, Inc.
Contributed by Ayal Zaks and Mustafa Hagog <zaks,mustafa@il.ibm.com>
......@@ -976,8 +976,11 @@ sms_schedule (FILE *dump_file)
sched_init (NULL);
/* Init Data Flow analysis, to be used in interloop dep calculation. */
df = df_init ();
df_analyze (df, 0, DF_ALL);
df = df_init (DF_HARD_REGS | DF_EQUIV_NOTES | DF_SUBREGS);
df_rd_add_problem (df);
df_ru_add_problem (df);
df_chain_add_problem (df, DF_DU_CHAIN | DF_UD_CHAIN);
df_analyze (df);
/* Allocate memory to hold the DDG array one entry for each loop.
We use loop->num as index into this array. */
......@@ -1091,6 +1094,7 @@ sms_schedule (FILE *dump_file)
/* Release Data Flow analysis data structures. */
df_finish (df);
df = NULL;
/* We don't want to perform SMS on new loops - created by versioning. */
num_loops = loops->num;
......@@ -2536,7 +2540,6 @@ rest_of_handle_sms (void)
{
#ifdef INSN_SCHEDULING
basic_block bb;
sbitmap blocks;
/* We want to be able to create new pseudos. */
no_new_pseudos = 0;
......@@ -2547,9 +2550,7 @@ rest_of_handle_sms (void)
/* Update the life information, because we add pseudos. */
max_regno = max_reg_num ();
allocate_reg_info (max_regno, FALSE, FALSE);
blocks = sbitmap_alloc (last_basic_block);
sbitmap_ones (blocks);
update_life_info (blocks, UPDATE_LIFE_GLOBAL_RM_NOTES,
update_life_info (NULL, UPDATE_LIFE_GLOBAL_RM_NOTES,
(PROP_DEATH_NOTES
| PROP_REG_INFO
| PROP_KILL_DEAD_CODE
......
gcc/sched-deps.c
/* Instruction scheduling pass. This file computes dependencies between
instructions.
Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Free Software Foundation, Inc.
Contributed by Michael Tiemann (tiemann@cygnus.com) Enhanced by,
and currently maintained by, Jim Wilson (wilson@cygnus.com)
......@@ -520,7 +521,7 @@ sched_analyze_1 (struct deps *deps, rtx x, rtx insn)
{
if (GET_CODE (dest) == STRICT_LOW_PART
|| GET_CODE (dest) == ZERO_EXTRACT
|| read_modify_subreg_p (dest))
|| df_read_modify_subreg_p (dest))
{
/* These both read and modify the result. We must handle
them as writes to get proper dependencies for following
......
gcc/web.c
/* Web construction code for GNU compiler.
Contributed by Jan Hubicka.
Copyright (C) 2001, 2002, 2004 Free Software Foundation, Inc.
Copyright (C) 2001, 2002, 2004, 2006
Free Software Foundation, Inc.
This file is part of GCC.
......@@ -71,10 +72,10 @@ struct web_entry
static struct web_entry *unionfind_root (struct web_entry *);
static void unionfind_union (struct web_entry *, struct web_entry *);
static void union_defs (struct df *, struct ref *, struct web_entry *,
static void union_defs (struct df *, struct df_ref *, struct web_entry *,
struct web_entry *);
static rtx entry_register (struct web_entry *, struct ref *, char *);
static void replace_ref (struct ref *, rtx);
static rtx entry_register (struct web_entry *, struct df_ref *, char *);
static void replace_ref (struct df_ref *, rtx);
/* Find the root of unionfind tree (the representative of set). */
......@@ -110,13 +111,13 @@ unionfind_union (struct web_entry *first, struct web_entry *second)
register, union them. */
static void
union_defs (struct df *df, struct ref *use, struct web_entry *def_entry,
union_defs (struct df *df, struct df_ref *use, struct web_entry *def_entry,
struct web_entry *use_entry)
{
rtx insn = DF_REF_INSN (use);
struct df_link *link = DF_REF_CHAIN (use);
struct df_link *use_link = DF_INSN_USES (df, insn);
struct df_link *def_link = DF_INSN_DEFS (df, insn);
struct df_ref *use_link = DF_INSN_USES (df, insn);
struct df_ref *def_link = DF_INSN_DEFS (df, insn);
rtx set = single_set (insn);
/* Some instructions may use match_dup for their operands. In case the
......@@ -126,11 +127,11 @@ union_defs (struct df *df, struct ref *use, struct web_entry *def_entry,
while (use_link)
{
if (use != use_link->ref
&& DF_REF_REAL_REG (use) == DF_REF_REAL_REG (use_link->ref))
if (use != use_link
&& DF_REF_REAL_REG (use) == DF_REF_REAL_REG (use_link))
unionfind_union (use_entry + DF_REF_ID (use),
use_entry + DF_REF_ID (use_link->ref));
use_link = use_link->next;
use_entry + DF_REF_ID (use_link));
use_link = use_link->next_ref;
}
/* Recognize trivial noop moves and attempt to keep them as noop.
......@@ -143,10 +144,10 @@ union_defs (struct df *df, struct ref *use, struct web_entry *def_entry,
{
while (def_link)
{
if (DF_REF_REAL_REG (use) == DF_REF_REAL_REG (def_link->ref))
if (DF_REF_REAL_REG (use) == DF_REF_REAL_REG (def_link))
unionfind_union (use_entry + DF_REF_ID (use),
def_entry + DF_REF_ID (def_link->ref));
def_link = def_link->next;
def_entry + DF_REF_ID (def_link));
def_link = def_link->next_ref;
}
}
while (link)
......@@ -160,14 +161,14 @@ union_defs (struct df *df, struct ref *use, struct web_entry *def_entry,
register. Find it and union. */
if (use->flags & DF_REF_READ_WRITE)
{
struct df_link *link = DF_INSN_DEFS (df, DF_REF_INSN (use));
struct df_ref *link = DF_INSN_DEFS (df, DF_REF_INSN (use));
while (link)
{
if (DF_REF_REAL_REG (link->ref) == DF_REF_REAL_REG (use))
if (DF_REF_REAL_REG (link) == DF_REF_REAL_REG (use))
unionfind_union (use_entry + DF_REF_ID (use),
def_entry + DF_REF_ID (link->ref));
link = link->next;
def_entry + DF_REF_ID (link));
link = link->next_ref;
}
}
}
......@@ -175,7 +176,7 @@ union_defs (struct df *df, struct ref *use, struct web_entry *def_entry,
/* Find the corresponding register for the given entry. */
static rtx
entry_register (struct web_entry *entry, struct ref *ref, char *used)
entry_register (struct web_entry *entry, struct df_ref *ref, char *used)
{
struct web_entry *root;
rtx reg, newreg;
......@@ -217,7 +218,7 @@ entry_register (struct web_entry *entry, struct ref *ref, char *used)
/* Replace the reference by REG. */
static void
replace_ref (struct ref *ref, rtx reg)
replace_ref (struct df_ref *ref, rtx reg)
{
rtx oldreg = DF_REF_REAL_REG (ref);
rtx *loc = DF_REF_REAL_LOC (ref);
......@@ -242,28 +243,31 @@ web_main (void)
int max = max_reg_num ();
char *used;
df = df_init ();
df_analyze (df, 0, DF_UD_CHAIN | DF_EQUIV_NOTES);
df = df_init (DF_EQUIV_NOTES);
df_chain_add_problem (df, DF_UD_CHAIN);
df_analyze (df);
df_reorganize_refs (&df->def_info);
df_reorganize_refs (&df->use_info);
def_entry = xcalloc (df->n_defs, sizeof (struct web_entry));
use_entry = xcalloc (df->n_uses, sizeof (struct web_entry));
def_entry = xcalloc (DF_DEFS_SIZE (df), sizeof (struct web_entry));
use_entry = xcalloc (DF_USES_SIZE (df), sizeof (struct web_entry));
used = xcalloc (max, sizeof (char));
if (dump_file)
df_dump (df, DF_UD_CHAIN | DF_DU_CHAIN, dump_file);
df_dump (df, dump_file);
/* Produce the web. */
for (i = 0; i < df->n_uses; i++)
union_defs (df, df->uses[i], def_entry, use_entry);
for (i = 0; i < DF_USES_SIZE (df); i++)
union_defs (df, DF_USES_GET (df, i), def_entry, use_entry);
/* Update the instruction stream, allocating new registers for split pseudos
in progress. */
for (i = 0; i < df->n_uses; i++)
replace_ref (df->uses[i], entry_register (use_entry + i, df->uses[i],
used));
for (i = 0; i < df->n_defs; i++)
replace_ref (df->defs[i], entry_register (def_entry + i, df->defs[i],
used));
for (i = 0; i < DF_USES_SIZE (df); i++)
replace_ref (DF_USES_GET (df, i),
entry_register (use_entry + i, DF_USES_GET (df, i), used));
for (i = 0; i < DF_DEFS_SIZE (df); i++)
replace_ref (DF_DEFS_GET (df, i),
entry_register (def_entry + i, DF_DEFS_GET (df, i), used));
/* Dataflow information is corrupt here, but it can be easily updated
by creating new entries for new registers and updates or calling
......@@ -272,6 +276,7 @@ web_main (void)
free (use_entry);
free (used);
df_finish (df);
df = NULL;
}
static bool
......
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