ALIAS_CLASSIFICATION Module Reference

#include <opt_alias_class.h>

Collaboration diagram for ALIAS_CLASSIFICATION:


Public Member Functions
	ALIAS_CLASSIFICATION (OPT_STAB , AC_DESTINATION, MEM_POOL )
void	Release_resources (void)
void	Add_to_altered_non_points_to_parms (const ALIAS_CLASS_REP *const acr)
ALIAS_CLASS_MEMBER_LIST &	Altered_non_points_to_parms (void)
BS *	Inaccessible_to_callees (void) const
void	Classify_memops (WN *)
IDTYPE	Alias_class (const WN *) const
void	Copy_alias_class (const WN , WN )
BOOL	Non_alloca_memop (IDTYPE) const
BOOL	Writable_by_call (IDTYPE) const
void	Print (FILE *) const
Private Member Functions
BOOL	Is_LDA_of_variable (const WN *) const
ALIAS_CLASS_REP *	Class_of_base_id_LDID (IDTYPE) const
ALIAS_CLASS_REP *	Class_of_base_id_LDA (IDTYPE) const
WN *	Classify_wn_and_kids (WN *)
AC_PTR_OBJ_PAIR	Classify_lhs_of_store (WN *)
BOOL	Expr_may_contain_pointer (WN *const expr)
AC_PTR_OBJ_PAIR	Classify_deref_of_expr (WN *, BOOL)
void	Set_collapsed_nested_references (void)
BOOL	Collapsed_nested_references (void)
BOOL	Assignment_may_xfer_pointer (WN *const)
WN *	Handle_assignment (WN *)
WN *	Handle_call (WN *)
void	Handle_call_of_nested_PU (ST *)
BOOL	May_icall_nested_PU (const WN , ST *)
BOOL	WN_is_alloca_intrinsic (const WN *)
BOOL	Callee_changes_no_points_to (const WN , const WN )
BOOL	Callee_returns_new_memory (const WN *)
BOOL	Stmt_stores_return_value (const WN *)
BOOL	Uses_no_return_value (const WN *)
WN_MAP	Indir_classification_map (void) const
void	Finalize_ac_map (WN *)
void	Finalize_ac_map_wn (WN *)
ALIAS_CLASS_REP *	New_alias_class (ALIAS_CLASS_MEMBER *)
ALIAS_CLASS_MEMBER *	New_alias_class_member (void)
ALIAS_CLASS_MEMBER *	New_alias_class_member (IDTYPE)
ALIAS_CLASS_MEMBER *	New_alias_class_member (WN *)
void	Find_declared_base_and_offset (ST_IDX, ST_IDX &, INT64 &)
IDTYPE	New_base_id (const ST *, TY_IDX)
IDTYPE	ST_base_id (ST *, TY_IDX)
IDTYPE	Base_id (AUX_ID, TY_IDX)
IDTYPE	Base_id (ST *, INT64, TY_IDX)
IDTYPE	WN_base_id (const WN *)
ID_MAP< IDTYPE, INT64 > &	Preg_num_base_id_map (void)
ST *	ST_of_wn (const WN *) const
MEM_POOL *	Pool (void) const
PENDING_LIST	Alloc_pending (ALIAS_CLASS_MEMBER *mbr, PENDING_LIST pdg)
PENDING_LIST	Release_pending (PENDING_LIST pdg)
void	Merge_conditional (AC_PTR_OBJ_PAIR, AC_PTR_OBJ_PAIR)
ALIAS_CLASS_REP *	Global_class (void) const
ALIAS_CLASS_REP *	Const_addr_class (void) const
void	Set_inaccessible_to_callees (BS *bs)
OPT_STAB *	Opt_stab (void) const
BOOL	Tracing (void) const
WN_MAP	Memop_classification_map (void) const
void	Dump_wn_tree (FILE fp, WN wn) const
void	Dump_wn (FILE fp, WN wn) const
Private Attributes
AC_DESTINATION	_destination
OPT_STAB *	_opt_stab
ID_MAP< IDTYPE, ST_IDX >	_st_idx_to_base_id_map
ID_MAP< const ALIAS_CLASS_REP *, IDTYPE >	_ac_id_to_acr_map
DYN_ARRAY< BASE_ID_MAP_ENTRY * >	_base_id_map
ID_MAP< IDTYPE, INT64 >	_preg_num_base_id_map
WN_MAP	_memop_classification_map
WN_MAP	_indir_classification_map
BOOL	_memops_classified
MEM_POOL *	_pool
BOOL	_mem_pool_valid
BOOL	_collapsed_nested_references
ALIAS_CLASS_MEMBER *	_member_of_global_class
ALIAS_CLASS_MEMBER_LIST	_altered_non_points_to_parms
ALIAS_CLASS_MEMBER_LIST	_alloca_memory_members
BS *	_inaccessible_to_callees
ALIAS_CLASS_REP *	_const_addr_class
PENDING_LIST_HOME	_pending_list_home
BOOL	_tracing
Friends
class	ALIAS_CLASS_REP
class	MERGE_NEST_REF_CLASSES

Detailed Description

Definition at line 507 of file opt_alias_class.h.

Constructor & Destructor Documentation

ALIAS_CLASSIFICATION::ALIAS_CLASSIFICATION	(	OPT_STAB *	opt_stab,
		AC_DESTINATION	destination,
		MEM_POOL *	pool
	)

Member Function/Subroutine Documentation

BOOL ALIAS_CLASSIFICATION::Is_LDA_of_variable ( const WN * wn ) const [inline, private]

Definition at line 309 of file opt_alias_class.cxx.

References CLASS_BLOCK, CLASS_CONST, CLASS_PREG, CLASS_UNK, CLASS_VAR, Is_True, ST_class, and ST_of_wn().

Referenced by Finalize_ac_map_wn().

ALIAS_CLASS_REP * ALIAS_CLASSIFICATION::Class_of_base_id_LDID ( IDTYPE base_id ) const [private]

Definition at line 648 of file opt_alias_class.cxx.

References Class_of_base_id_LDA(), and ALIAS_CLASS_REP::Class_pointed_to().

Referenced by Classify_deref_of_expr(), Classify_lhs_of_store(), Classify_memops(), Finalize_ac_map_wn(), Handle_assignment(), and Handle_call_of_nested_PU().

ALIAS_CLASS_REP * ALIAS_CLASSIFICATION::Class_of_base_id_LDA ( IDTYPE base_id ) const [private]

Definition at line 641 of file opt_alias_class.cxx.

References _base_id_map.

Referenced by Class_of_base_id_LDID(), and Classify_deref_of_expr().

WN * ALIAS_CLASSIFICATION::Classify_wn_and_kids ( WN * wn ) [private]

Definition at line 2065 of file opt_alias_class.cxx.

References _destination, AC_DESTINATION_ALIAS_MANAGER, Classify_deref_of_expr(), Dump_wn_tree(), FALSE, FmtAssert, fprintf(), Handle_assignment(), Handle_call(), INT, Is_True, NULL, opc, OPC_BLOCK, OPC_IO, OPC_REGION, OPCODE_is_black_box(), OPCODE_is_call(), OPCODE_is_expression(), OPCODE_is_store(), OPCODE_name(), Opt_stab(), REGION_get_rid(), RID_level, TFile, Tracing(), void, Warn_todo(), WN_first(), WN_kid(), WN_kid_count(), WN_next(), WN_opcode(), and WOPT_Enable_Verbose.

Referenced by Classify_memops().

AC_PTR_OBJ_PAIR ALIAS_CLASSIFICATION::Classify_lhs_of_store ( WN * stmt ) [private]

BOOL ALIAS_CLASSIFICATION::Expr_may_contain_pointer ( WN *const expr ) [private]

Definition at line 1317 of file opt_alias_class.cxx.

References Alias_Pointer_Types, CLASS_PREG, FALSE, KIND_POINTER, MTYPE_byte_size, MTYPE_is_boolean, MTYPE_is_complex, MTYPE_is_float, MTYPE_is_vector, MTYPE_is_void, OPR_ABS, OPR_BNOT, OPR_CEIL, OPR_FLOOR, OPR_ILDBITS, OPR_ILOAD, OPR_LDBITS, OPR_LDID, OPR_LNOT, OPR_MPY, OPR_NEG, OPR_RND, OPR_TRUNC, Pointer_Size, ST_class, ST_of_wn(), sym, TRUE, TY_kind, TYPE_ID, WN_bit_size(), WN_kid0(), WN_object_size(), WN_object_ty(), WN_operator(), WN_rtype(), and WOPT_Enable_Aggressive_Alias_Classification.

Referenced by Assignment_may_xfer_pointer(), and Classify_deref_of_expr().

AC_PTR_OBJ_PAIR ALIAS_CLASSIFICATION::Classify_deref_of_expr	(	WN *	expr,
		BOOL	expr_must_point
	)			`[private]`

Definition at line 927 of file opt_alias_class.cxx.

References _alloca_memory_members, _destination, AC_DESTINATION_OPT_STAB, ALIAS_CLASS_MEMBER::Alias_class(), OPT_STAB::Aux_stab_entry(), Base_id(), BOOL, Class_of_base_id_LDA(), Class_of_base_id_LDID(), ALIAS_CLASS_REP::Class_pointed_to(), Const_addr_class(), Dump_wn(), Expr_may_contain_pointer(), FALSE, Find_declared_base_and_offset(), OPT_STAB::Find_sym_with_st_and_ofst(), FmtAssert, fprintf(), Global_class(), Indir_classification_map(), INITV_kind(), INITV_ofst(), INITV_st(), Initv_Table, INITVKIND_SYMOFF, INT, INT64, Is_fortran_reference_parm(), ALIAS_CLASS_REP::Is_pointer_class(), Is_True, Merge_conditional(), New_alias_class(), New_alias_class_member(), NULL, AC_PTR_OBJ_PAIR::Obj_class(), opc, Opcode_cannot_be_pointer_value(), OPCODE_is_leaf(), OPCODE_is_load(), OPCODE_operator(), OPERATOR_has_aux(), OPERATOR_is_scalar_iload(), OPR_ALLOCA, OPR_ARRAY, OPR_ILOADX, OPR_INTCONST, OPR_LDA, OPR_LDBITS, OPR_LDID, OPR_LDMA, OPR_MLOAD, OPR_PARM, Opt_stab(), ALIAS_CLASS_REP::Print(), Print(), ALIAS_CLASS_REP::Process_pending(), U_F_ELEMENT< ELEMENT_TYPE >::Put_in_set(), AC_PTR_OBJ_PAIR::Ref_class(), U_F_REP< ELEMENT_TYPE >::Representative(), ALIAS_CLASS_REP::Set_class_pointed_to(), AC_PTR_OBJ_PAIR::Set_obj_class(), AC_PTR_OBJ_PAIR::Set_ref_class(), AUX_STAB_ENTRY::St(), ST_has_initv(), ST_is_initialized, ST_st_idx, St_Table, TFile, Tracing(), TRUE, void, WN_aux(), WN_base_id(), WN_kid(), WN_kid0(), WN_kid_count(), WN_MAP_Set, WN_opcode(), WN_ty(), and WOPT_Enable_Verbose.

Referenced by Classify_lhs_of_store(), Classify_wn_and_kids(), Handle_assignment(), and Handle_call().

void ALIAS_CLASSIFICATION::Set_collapsed_nested_references ( void ) [inline, private]

Definition at line 553 of file opt_alias_class.h.

References _collapsed_nested_references, and TRUE.

Referenced by Handle_call_of_nested_PU().

BOOL ALIAS_CLASSIFICATION::Collapsed_nested_references ( void ) [inline, private]

Definition at line 555 of file opt_alias_class.h.

References _collapsed_nested_references.

Referenced by Handle_call_of_nested_PU().

BOOL ALIAS_CLASSIFICATION::Assignment_may_xfer_pointer ( WN * const stmt ) [private]

Definition at line 1376 of file opt_alias_class.cxx.

References Alias_Pointer_Types, Expr_may_contain_pointer(), FALSE, Is_True, KIND_ARRAY, KIND_POINTER, KIND_SCALAR, KIND_STRUCT, KIND_VOID, Pointer_Size, TRUE, TY_kind, WN_kid0(), WN_object_size(), WN_object_ty(), and WOPT_Enable_Aggressive_Alias_Classification.

Referenced by Handle_assignment(), and Handle_call().

WN * ALIAS_CLASSIFICATION::Handle_assignment ( WN * stmt ) [private]

WN * ALIAS_CLASSIFICATION::Handle_call ( WN * call_wn ) [private]

Definition at line 1863 of file opt_alias_class.cxx.

References _alloca_memory_members, actual, Add_to_altered_non_points_to_parms(), ALIAS_CLASS_MEMBER::Alias_class(), Assignment_may_xfer_pointer(), Callee_changes_no_points_to(), Callee_returns_new_memory(), CLASS_FUNC, ALIAS_CLASS_REP::Class_pointed_to(), Classify_deref_of_expr(), Classify_lhs_of_store(), DevWarn, Dump_wn_tree(), FALSE, FmtAssert, fprintf(), Global_class(), Handle_call_of_nested_PU(), ALIAS_CLASS_REP::Is_pointer_class(), Is_True, KIND_POINTER, May_icall_nested_PU(), Merge_conditional(), New_alias_class(), New_alias_class_member(), NULL, AC_PTR_OBJ_PAIR::Obj_class(), opc, OPCODE_operator(), OPR_CALL, OPR_ICALL, OPR_INTRINSIC_CALL, OPR_LDA, OPR_LDMA, OPR_PARM, Print(), ALIAS_CLASS_REP::Process_pending(), PU_is_nested_func(), Pu_Table, AC_PTR_OBJ_PAIR::Ref_class(), U_F_REP< ELEMENT_TYPE >::Representative(), ALIAS_CLASS_REP::Set_class_pointed_to(), AC_PTR_OBJ_PAIR::Set_obj_class(), AC_PTR_OBJ_PAIR::Set_ref_class(), ST_class, ST_of_wn(), ST_pu(), Stmt_stores_return_value(), TFile, Tracing(), TRUE, TY_kind, UINT, Uses_no_return_value(), void, WN_intrinsic(), WN_is_alloca_intrinsic(), WN_kid(), WN_kid0(), WN_kid_count(), WN_next(), WN_object_ty(), WN_opcode(), WN_operator(), WN_st(), WN_ty(), and WOPT_Enable_Verbose.

Referenced by Classify_wn_and_kids().

void ALIAS_CLASSIFICATION::Handle_call_of_nested_PU ( ST * callee_st ) [private]

Definition at line 1645 of file opt_alias_class.cxx.

References ACCESSED_ILOAD, ACCESSED_ISTORE, ACCESSED_LOAD, ACCESSED_STORE, ALIAS_CLASS_MEMBER::Alias_class(), Base_id(), Class_of_base_id_LDID(), ALIAS_CLASS_REP::Class_pointed_to(), Collapsed_nested_references(), CURRENT_SYMTAB, Expand_ST_into_base_and_ofst(), FALSE, fflush(), For_all(), fprintf(), Get_MP_accessed_id_list(), Global_class(), globals, INT64, ALIAS_CLASS_REP::Is_pointer_class(), Is_True, Merge_conditional(), MERGE_NEST_REF_CLASSES, New_alias_class(), New_alias_class_member(), NULL, Print_ST(), ALIAS_CLASS_REP::Process_pending(), read_class(), U_F_REP< ELEMENT_TYPE >::Representative(), Scope_tab, ALIAS_CLASS_REP::Set_class_pointed_to(), Set_collapsed_nested_references(), TFile, Tracing(), WN_first(), WN_next(), WN_pragma(), WN_PRAGMA_ACCESSED_ID, WN_pragma_arg2(), WN_st(), and WOPT_Enable_MP_varref.

Referenced by Handle_call().

BOOL ALIAS_CLASSIFICATION::May_icall_nested_PU	(	const WN *	call_wn,
		ST **	callee_st
	)			`[private]`

Definition at line 1603 of file opt_alias_class.cxx.

References FALSE, Get_Current_PU, NULL, PU_uplevel, and TRUE.

Referenced by Handle_call().

BOOL ALIAS_CLASSIFICATION::WN_is_alloca_intrinsic ( const WN * call_wn ) [private]

Definition at line 1550 of file opt_alias_class.cxx.

References Callee_returns_new_memory(), FALSE, INTRN_F90_STACKTEMPALLOC, INTRN_U4I4ALLOCA, INTRN_U8I8ALLOCA, OPR_INTRINSIC_CALL, TRUE, WN_intrinsic(), and WN_operator().

Referenced by Handle_call().

BOOL ALIAS_CLASSIFICATION::Callee_changes_no_points_to	(	const WN *	call_wn,
		const WN *	parm_wn
	)			`[private]`

Definition at line 1502 of file opt_alias_class.cxx.

References Callee_returns_new_memory(), FALSE, INTRN_has_no_side_effects(), KIND_POINTER, OPR_CALL, OPR_INTRINSIC_CALL, OPR_LDA, OPR_LDMA, ST_is_f90_target, ST_name, ST_of_wn(), strcmp(), TRUE, TY_is_f90_pointer, TY_kind, TY_pointed, WN_Call_Does_Mem_Free, WN_Call_Fortran_Pointer_Rule, WN_Call_Never_Return, WN_intrinsic(), WN_kid0(), WN_operator(), WN_st(), WN_ty(), and WOPT_Enable_Alias_Class_Fortran_Rule.

Referenced by Handle_call().

BOOL ALIAS_CLASSIFICATION::Callee_returns_new_memory ( const WN * call_wn ) [private]

Definition at line 1569 of file opt_alias_class.cxx.

References FALSE, INTRN_U4I4ALLOCA, INTRN_U4I4MALLOC, INTRN_U8I8ALLOCA, INTRN_U8I8MALLOC, OPR_CALL, OPR_INTRINSIC_CALL, Pu_Table, ST_name, ST_pu(), strcmp(), TRUE, WN_Call_Does_Mem_Alloc, WN_intrinsic(), WN_operator(), WN_st(), and WOPT_Enable_Disambiguate_Heap_Obj.

Referenced by Callee_changes_no_points_to(), Handle_call(), and WN_is_alloca_intrinsic().

BOOL ALIAS_CLASSIFICATION::Stmt_stores_return_value ( const WN * stmt ) [private]

Definition at line 1483 of file opt_alias_class.cxx.

References OPCODE_is_store(), OPR_LDID, Preg_Is_Dedicated, SCLASS_REG, ST_of_wn(), ST_sclass, WN_kid0(), WN_offset(), WN_opcode(), and WN_operator().

Referenced by Finalize_ac_map(), and Handle_call().

BOOL ALIAS_CLASSIFICATION::Uses_no_return_value ( const WN * stmt ) [private]

Definition at line 1495 of file opt_alias_class.cxx.

References TRUE.

Referenced by Handle_call().

WN_MAP ALIAS_CLASSIFICATION::Indir_classification_map ( void ) const [inline, private]

Definition at line 571 of file opt_alias_class.h.

References _indir_classification_map.

Referenced by Classify_deref_of_expr(), Classify_lhs_of_store(), Finalize_ac_map_wn(), and Handle_assignment().

void ALIAS_CLASSIFICATION::Finalize_ac_map ( WN * wn ) [private]

Definition at line 2234 of file opt_alias_class.cxx.

References _destination, AC_DESTINATION_ALIAS_MANAGER, Finalize_ac_map_wn(), FmtAssert, INT, Is_True, NULL, opc, OPC_BLOCK, OPC_REGION, OPCODE_is_black_box(), OPCODE_is_store(), OPCODE_operator(), Opt_stab(), REGION_get_rid(), RID_level, Stmt_stores_return_value(), WN_first(), WN_kid(), WN_kid_count(), WN_next(), and WN_opcode().

Referenced by Classify_memops().

void ALIAS_CLASSIFICATION::Finalize_ac_map_wn ( WN * wn ) [private]

Definition at line 2132 of file opt_alias_class.cxx.

References _ac_id_to_acr_map, _destination, AC_DESTINATION_OPT_STAB, POINTS_TO::Alias_class(), ALIAS_CLASS_MEMBER::Alias_class(), OPT_STAB::Aux_stab_entry(), Class_of_base_id_LDID(), DevWarn, Dump_wn(), Dump_wn_tree(), fflush(), fprintf(), Global_class(), ALIAS_CLASS_REP::Id(), Indir_classification_map(), Is_fortran_reference_parm(), Is_LDA_of_variable(), Is_True, Memop_classification_map(), NULL, opc, OPCODE_is_call(), OPCODE_is_load(), OPCODE_is_store(), OPCODE_operator(), OPERATOR_is_scalar_load(), OPERATOR_is_scalar_store(), OPR_LDA, OPR_LDMA, OPR_PARM, Opt_stab(), OPTIMISTIC_AC_ID, PESSIMISTIC_AC_ID, AUX_STAB_ENTRY::Points_to(), ALIAS_CLASS_REP::Print(), pt, POINTS_TO::Set_alias_class(), TFile, Tracing(), WN_aux(), WN_base_id(), WN_MAP32_Set, WN_MAP_Get, WN_opcode(), and WOPT_Alias_Class_Limit.

Referenced by Finalize_ac_map().

ALIAS_CLASS_REP * ALIAS_CLASSIFICATION::New_alias_class ( ALIAS_CLASS_MEMBER * acm ) [private]

Definition at line 227 of file opt_alias_class.cxx.

References CXX_NEW, fprintf(), Global_class(), ALIAS_CLASS_REP::Id(), Pool(), ALIAS_CLASS_REP::Print(), U_F_ELEMENT< ELEMENT_TYPE >::Put_in_set(), TFile, Tracing(), and WOPT_Enable_Verbose.

Referenced by ALIAS_CLASSIFICATION(), Classify_deref_of_expr(), Handle_call(), Handle_call_of_nested_PU(), and New_base_id().

ALIAS_CLASS_MEMBER * ALIAS_CLASSIFICATION::New_alias_class_member ( void ) [private]

Definition at line 246 of file opt_alias_class.cxx.

References CXX_NEW, and Pool().

Referenced by ALIAS_CLASSIFICATION(), Classify_deref_of_expr(), Handle_call(), Handle_call_of_nested_PU(), and New_base_id().

ALIAS_CLASS_MEMBER * ALIAS_CLASSIFICATION::New_alias_class_member ( IDTYPE base_id ) [private]

Definition at line 260 of file opt_alias_class.cxx.

References CXX_NEW, and Pool().

ALIAS_CLASS_MEMBER * ALIAS_CLASSIFICATION::New_alias_class_member ( WN * wn ) [private]

Definition at line 275 of file opt_alias_class.cxx.

References CXX_NEW, and Pool().

void ALIAS_CLASSIFICATION::Find_declared_base_and_offset	(	ST_IDX	st_idx,
		ST_IDX &	declared_base_idx,
		INT64 &	declared_offset
	)			`[private]`

Definition at line 581 of file opt_alias_class.cxx.

References CLASS_BLOCK, ST_base_idx(), ST_class, ST_ofst, St_Table, STB_compiler_layout, and TRUE.

Referenced by Classify_deref_of_expr(), and WN_base_id().

IDTYPE ALIAS_CLASSIFICATION::New_base_id	(	const ST *	st,
		TY_IDX	ty
	)			`[private]`

Definition at line 370 of file opt_alias_class.cxx.

References _base_id_map, _st_idx_to_base_id_map, BOOL, CLASS_CONST, CLASS_FUNC, CLASS_NAME, CLASS_VAR, CURRENT_SYMTAB, CXX_NEW, FALSE, fprintf(), Get_Current_PU, Global_class(), Is_True, KIND_ARRAY, KIND_SCALAR, New_alias_class(), New_alias_class_member(), DYN_ARRAY< T >::Newidx(), NULL, Pool(), Print_ST(), PU_F77_LANG, PU_F90_LANG, PU_src_lang, U_F_ELEMENT< ELEMENT_TYPE >::Put_in_set(), SCLASS_AUTO, SCLASS_COMMON, SCLASS_DGLOBAL, SCLASS_EXTERN, SCLASS_FORMAL, SCLASS_FORMAL_REF, SCLASS_FSTATIC, SCLASS_PSTATIC, SCLASS_REG, SCLASS_UGLOBAL, SCLASS_UNKNOWN, ST_class, ST_IDX_level(), ST_sclass, ST_st_idx, ST_type, TFile, Tracing(), TRUE, TY_etype, TY_kind, UINT64, WOPT_Enable_Alias_Class_Fortran_Rule, and WOPT_Enable_Verbose.

Referenced by Base_id(), and ST_base_id().

IDTYPE ALIAS_CLASSIFICATION::ST_base_id	(	ST *	st,
		TY_IDX	ty
	)			`[private]`

Definition at line 533 of file opt_alias_class.cxx.

References _st_idx_to_base_id_map, New_base_id(), and ST_st_idx.

Referenced by Base_id().

IDTYPE ALIAS_CLASSIFICATION::Base_id	(	AUX_ID	aux_id,
		TY_IDX	ty
	)			`[private]`

Definition at line 571 of file opt_alias_class.cxx.

References OPT_STAB::Base(), OPT_STAB::Base_ofst(), INT64, and Opt_stab().

Referenced by Classify_deref_of_expr(), Classify_memops(), Handle_call_of_nested_PU(), and WN_base_id().

IDTYPE ALIAS_CLASSIFICATION::Base_id	(	ST *	base_st,
		INT64	base_ofst,
		TY_IDX	ty
	)			`[private]`

Definition at line 544 of file opt_alias_class.cxx.

References fprintf(), New_base_id(), Preg_num_base_id_map(), SCLASS_REG, ST_base_id(), ST_sclass, TFile, and Tracing().

IDTYPE ALIAS_CLASSIFICATION::WN_base_id ( const WN * wn ) [private]

Definition at line 605 of file opt_alias_class.cxx.

References _destination, AC_DESTINATION_ALIAS_MANAGER, AC_DESTINATION_OPT_STAB, Base_id(), Find_declared_base_and_offset(), INT64, Is_True, KIND_POINTER, OPR_LDA, OPR_LDMA, St_Table, TY_kind, TY_pointed, WN_aux(), WN_offset(), WN_operator(), WN_st_idx(), and WN_ty().

Referenced by Classify_deref_of_expr(), Classify_lhs_of_store(), Finalize_ac_map_wn(), and Handle_assignment().

ID_MAP<IDTYPE, INT64>& ALIAS_CLASSIFICATION::Preg_num_base_id_map ( void ) [inline, private]

Definition at line 591 of file opt_alias_class.h.

References _preg_num_base_id_map.

Referenced by Base_id(), and Classify_memops().

ST * ALIAS_CLASSIFICATION::ST_of_wn ( const WN * wn ) const [inline, private]

Definition at line 300 of file opt_alias_class.cxx.

References _destination, AC_DESTINATION_OPT_STAB, Opt_stab(), WN_aux(), and WN_st().

Referenced by Callee_changes_no_points_to(), Expr_may_contain_pointer(), Handle_call(), Is_LDA_of_variable(), and Stmt_stores_return_value().

MEM_POOL* ALIAS_CLASSIFICATION::Pool ( void ) const [inline, private]

Definition at line 596 of file opt_alias_class.h.

References _pool.

Referenced by Classify_memops(), New_alias_class(), New_alias_class_member(), and New_base_id().

PENDING_LIST ALIAS_CLASSIFICATION::Alloc_pending	(	ALIAS_CLASS_MEMBER *	mbr,
		PENDING_LIST	pdg
	)			`[inline, private]`

Definition at line 602 of file opt_alias_class.h.

References _pending_list_home, and SLIST_RECYCLE_HOME< T >::Produce().

Referenced by ALIAS_CLASS_REP::Add_pending().

PENDING_LIST ALIAS_CLASSIFICATION::Release_pending ( PENDING_LIST pdg ) [inline, private]

Definition at line 604 of file opt_alias_class.h.

References _pending_list_home, and SLIST_RECYCLE_HOME< T >::Receive().

Referenced by ALIAS_CLASS_REP::Process_pending().

void ALIAS_CLASSIFICATION::Merge_conditional	(	AC_PTR_OBJ_PAIR	lhs,
		AC_PTR_OBJ_PAIR	rhs
	)			`[private]`

Definition at line 840 of file opt_alias_class.cxx.

References ALIAS_CLASS_REP::Add_pending(), FmtAssert, fprintf(), ALIAS_CLASS_REP::Join_object_class(), NULL, AC_PTR_OBJ_PAIR::Obj_class(), ALIAS_CLASS_REP::Print(), AC_PTR_OBJ_PAIR::Ref_class(), TFile, and Tracing().

Referenced by Classify_deref_of_expr(), Handle_assignment(), Handle_call(), and Handle_call_of_nested_PU().

ALIAS_CLASS_REP* ALIAS_CLASSIFICATION::Global_class ( void ) const [inline, private]

Definition at line 610 of file opt_alias_class.h.

References _member_of_global_class, and ALIAS_CLASS_MEMBER::Alias_class().

Referenced by ALIAS_CLASSIFICATION(), Classify_deref_of_expr(), Classify_memops(), Finalize_ac_map_wn(), Handle_assignment(), Handle_call(), Handle_call_of_nested_PU(), New_alias_class(), New_base_id(), and Print().

ALIAS_CLASS_REP* ALIAS_CLASSIFICATION::Const_addr_class ( void ) const [inline, private]

Definition at line 613 of file opt_alias_class.h.

References _const_addr_class.

Referenced by Classify_deref_of_expr().

void ALIAS_CLASSIFICATION::Set_inaccessible_to_callees ( BS * bs ) [inline, private]

Definition at line 616 of file opt_alias_class.h.

References _inaccessible_to_callees.

Referenced by Classify_memops().

OPT_STAB* ALIAS_CLASSIFICATION::Opt_stab ( void ) const [inline, private]

Definition at line 619 of file opt_alias_class.h.

References _opt_stab.

Referenced by Base_id(), Classify_deref_of_expr(), Classify_memops(), Classify_wn_and_kids(), Finalize_ac_map(), Finalize_ac_map_wn(), and ST_of_wn().

BOOL ALIAS_CLASSIFICATION::Tracing ( void ) const [inline, private]

Definition at line 621 of file opt_alias_class.h.

References _tracing.

Referenced by Base_id(), Classify_deref_of_expr(), Classify_lhs_of_store(), Classify_memops(), Classify_wn_and_kids(), Finalize_ac_map_wn(), Handle_assignment(), Handle_call(), Handle_call_of_nested_PU(), Merge_conditional(), New_alias_class(), and New_base_id().

WN_MAP ALIAS_CLASSIFICATION::Memop_classification_map ( void ) const [inline, private]

Definition at line 623 of file opt_alias_class.h.

References _memop_classification_map.

Referenced by Alias_class(), Copy_alias_class(), Finalize_ac_map_wn(), and Release_resources().

void ALIAS_CLASSIFICATION::Dump_wn_tree	(	FILE *	fp,
		WN *	wn
	)			const `[inline, private]`

Definition at line 626 of file opt_alias_class.h.

References _destination, AC_DESTINATION_OPT_STAB, fdump_tree(), and fdump_tree_no_st().

Referenced by Classify_memops(), Classify_wn_and_kids(), Finalize_ac_map_wn(), and Handle_call().

void ALIAS_CLASSIFICATION::Dump_wn	(	FILE *	fp,
		WN *	wn
	)			const `[inline, private]`

Definition at line 636 of file opt_alias_class.h.

References _destination, AC_DESTINATION_OPT_STAB, fdump_wn(), and fdump_wn_no_st().

Referenced by Classify_deref_of_expr(), and Finalize_ac_map_wn().

void ALIAS_CLASSIFICATION::Release_resources ( void )

Definition at line 2516 of file opt_alias_class.cxx.

References _ac_id_to_acr_map, _alloca_memory_members, _altered_non_points_to_parms, _base_id_map, _mem_pool_valid, _memops_classified, _pool, _preg_num_base_id_map, _st_idx_to_base_id_map, FALSE, DYN_ARRAY< T >::Free_array(), MEM_DUMP_FLAG, Memop_classification_map(), NULL, OPT_POOL_Delete, OPT_POOL_Pop, and WN_MAP_Delete.

Referenced by Pre_Optimizer().

void ALIAS_CLASSIFICATION::Add_to_altered_non_points_to_parms ( const ALIAS_CLASS_REP *const acr ) [inline]

Definition at line 651 of file opt_alias_class.h.

References _altered_non_points_to_parms, Is_True, NULL, and U_F_REP< ELEMENT_TYPE >::Representative().

Referenced by Handle_call().

ALIAS_CLASS_MEMBER_LIST& ALIAS_CLASSIFICATION::Altered_non_points_to_parms ( void ) [inline]

Definition at line 659 of file opt_alias_class.h.

References _altered_non_points_to_parms.

Referenced by Classify_memops().

BS* ALIAS_CLASSIFICATION::Inaccessible_to_callees ( void ) const [inline]

Definition at line 662 of file opt_alias_class.h.

References _inaccessible_to_callees.

Referenced by Classify_memops().

void ALIAS_CLASSIFICATION::Classify_memops ( WN * entry_wn )

Definition at line 2288 of file opt_alias_class.cxx.

References _ac_id_to_acr_map, _alloca_memory_members, _destination, _indir_classification_map, _memop_classification_map, _memops_classified, _st_idx_to_base_id_map, ALIAS_CLASS_REP::_structure_not_frozen, AC_DESTINATION_OPT_STAB, Altered_non_points_to_parms(), OPT_STAB::Aux_stab_entry(), aux_stab_iter, Base_id(), BS_Create_Empty(), BS_Print(), BS_Union1D(), Class_of_base_id_LDID(), Classify_wn_and_kids(), DBar, Dump_wn_tree(), FALSE, Finalize_ac_map(), FOR_ALL_NODE, fprintf(), Global_class(), Inaccessible_to_callees(), Init, AUX_STAB_ENTRY::Is_dedicated_preg(), NULL, Opt_stab(), p, Pool(), Preg_num_base_id_map(), Print(), Set_inaccessible_to_callees(), ALIAS_CLASS_REP::Set_writable_by_call(), AUX_STAB_ENTRY::St(), TFile, Tracing(), TRUE, WN_MAP32_Create, WN_MAP_Create, WN_MAP_Delete, and ALIAS_CLASS_REP::Writable_by_call().

IDTYPE ALIAS_CLASSIFICATION::Alias_class ( const WN * wn ) const

Definition at line 2436 of file opt_alias_class.cxx.

References _mem_pool_valid, _memops_classified, FmtAssert, Is_True, Memop_classification_map(), OPCODE_is_load(), OPCODE_is_store(), OPR_LDA, OPR_LDMA, OPR_PARM, PESSIMISTIC_AC_ID, WN_MAP32_Get, WN_opcode(), and WN_operator().

Referenced by OPT_STAB::Allocate_mu_chi_and_virtual_var(), OPT_STAB::Identify_vsym(), ALIAS_MANAGER::Transfer_alias_class_to_alias_manager(), and OPT_STAB::Transfer_alias_class_to_occ_and_aux().

void ALIAS_CLASSIFICATION::Copy_alias_class	(	const WN *	srcwn,
		WN *	targwn
	)

Definition at line 2457 of file opt_alias_class.cxx.

References _mem_pool_valid, _memops_classified, FmtAssert, Is_True, Memop_classification_map(), OPCODE_is_load(), OPCODE_is_store(), OPR_LDA, OPR_LDMA, OPR_PARM, WN_MAP32_Get, WN_MAP32_Set, WN_opcode(), and WN_operator().

Referenced by CFG::Conv_to_select(), Copy_addr_expr(), and CFG::Lower_if_stmt().

BOOL ALIAS_CLASSIFICATION::Non_alloca_memop ( IDTYPE class_id ) const

Definition at line 2475 of file opt_alias_class.cxx.

References _ac_id_to_acr_map, _mem_pool_valid, _memops_classified, ALIAS_CLASS_REP::Alloca_class(), FALSE, FmtAssert, NULL, OPTIMISTIC_AC_ID, and PESSIMISTIC_AC_ID.

BOOL ALIAS_CLASSIFICATION::Writable_by_call ( IDTYPE class_id ) const

Definition at line 2496 of file opt_alias_class.cxx.

References _ac_id_to_acr_map, _mem_pool_valid, _memops_classified, FmtAssert, NULL, OPTIMISTIC_AC_ID, PESSIMISTIC_AC_ID, TRUE, and ALIAS_CLASS_REP::Writable_by_call().

Referenced by OPT_STAB::Transfer_alias_class_to_occ_and_aux().

void ALIAS_CLASSIFICATION::Print ( FILE * fp ) const

Definition at line 2542 of file opt_alias_class.cxx.

References _base_id_map, fprintf(), Global_class(), INT, DYN_ARRAY< T >::Lastidx(), NULL, and ALIAS_CLASS_REP::Print().

Referenced by Classify_deref_of_expr(), Classify_memops(), Handle_assignment(), and Handle_call().

Friends And Related Function Documentation

friend class ALIAS_CLASS_REP [friend]

Definition at line 508 of file opt_alias_class.h.

friend class MERGE_NEST_REF_CLASSES [friend]

Definition at line 509 of file opt_alias_class.h.

Referenced by Handle_call_of_nested_PU().

Field Documentation

AC_DESTINATION ALIAS_CLASSIFICATION::_destination [private]

Definition at line 512 of file opt_alias_class.h.

Referenced by Classify_deref_of_expr(), Classify_memops(), Classify_wn_and_kids(), Dump_wn(), Dump_wn_tree(), Finalize_ac_map(), Finalize_ac_map_wn(), ST_of_wn(), and WN_base_id().

OPT_STAB* ALIAS_CLASSIFICATION::_opt_stab [private]

Definition at line 513 of file opt_alias_class.h.

Referenced by Opt_stab().

ID_MAP<IDTYPE, ST_IDX> ALIAS_CLASSIFICATION::_st_idx_to_base_id_map [private]

Definition at line 514 of file opt_alias_class.h.

Referenced by Classify_memops(), New_base_id(), Release_resources(), and ST_base_id().

ID_MAP<const ALIAS_CLASS_REP *, IDTYPE> ALIAS_CLASSIFICATION::_ac_id_to_acr_map [private]

Definition at line 515 of file opt_alias_class.h.

Referenced by Classify_memops(), Finalize_ac_map_wn(), Non_alloca_memop(), Release_resources(), and Writable_by_call().

DYN_ARRAY<BASE_ID_MAP_ENTRY *> ALIAS_CLASSIFICATION::_base_id_map [private]

Definition at line 516 of file opt_alias_class.h.

Referenced by ALIAS_CLASSIFICATION(), Class_of_base_id_LDA(), New_base_id(), Print(), and Release_resources().

ID_MAP<IDTYPE, INT64> ALIAS_CLASSIFICATION::_preg_num_base_id_map [private]

Definition at line 517 of file opt_alias_class.h.

Referenced by Preg_num_base_id_map(), and Release_resources().

WN_MAP ALIAS_CLASSIFICATION::_memop_classification_map [private]

Definition at line 518 of file opt_alias_class.h.

Referenced by Classify_memops(), and Memop_classification_map().

WN_MAP ALIAS_CLASSIFICATION::_indir_classification_map [private]

Definition at line 519 of file opt_alias_class.h.

Referenced by Classify_memops(), and Indir_classification_map().

BOOL ALIAS_CLASSIFICATION::_memops_classified [private]

Definition at line 520 of file opt_alias_class.h.

Referenced by Alias_class(), Classify_memops(), Copy_alias_class(), Non_alloca_memop(), Release_resources(), and Writable_by_call().

MEM_POOL* ALIAS_CLASSIFICATION::_pool [private]

Definition at line 521 of file opt_alias_class.h.

Referenced by ALIAS_CLASSIFICATION(), Pool(), and Release_resources().

BOOL ALIAS_CLASSIFICATION::_mem_pool_valid [private]

Definition at line 522 of file opt_alias_class.h.

Referenced by Alias_class(), Copy_alias_class(), Non_alloca_memop(), Release_resources(), and Writable_by_call().

BOOL ALIAS_CLASSIFICATION::_collapsed_nested_references [private]

Definition at line 523 of file opt_alias_class.h.

Referenced by Collapsed_nested_references(), and Set_collapsed_nested_references().

ALIAS_CLASS_MEMBER* ALIAS_CLASSIFICATION::_member_of_global_class [private]

Definition at line 524 of file opt_alias_class.h.

Referenced by ALIAS_CLASSIFICATION(), and Global_class().

ALIAS_CLASS_MEMBER_LIST ALIAS_CLASSIFICATION::_altered_non_points_to_parms [private]

Definition at line 526 of file opt_alias_class.h.

Referenced by Add_to_altered_non_points_to_parms(), Altered_non_points_to_parms(), and Release_resources().

ALIAS_CLASS_MEMBER_LIST ALIAS_CLASSIFICATION::_alloca_memory_members [private]

Definition at line 527 of file opt_alias_class.h.

Referenced by Classify_deref_of_expr(), Classify_memops(), Handle_call(), and Release_resources().

BS* ALIAS_CLASSIFICATION::_inaccessible_to_callees [private]

Definition at line 530 of file opt_alias_class.h.

Referenced by Inaccessible_to_callees(), and Set_inaccessible_to_callees().

ALIAS_CLASS_REP* ALIAS_CLASSIFICATION::_const_addr_class [private]

Definition at line 534 of file opt_alias_class.h.

Referenced by ALIAS_CLASSIFICATION(), and Const_addr_class().

PENDING_LIST_HOME ALIAS_CLASSIFICATION::_pending_list_home [private]

Definition at line 536 of file opt_alias_class.h.

Referenced by Alloc_pending(), and Release_pending().

BOOL ALIAS_CLASSIFICATION::_tracing [private]

Definition at line 538 of file opt_alias_class.h.

Referenced by ALIAS_CLASSIFICATION(), and Tracing().

The documentation for this module was generated from the following files:

osprey/be/opt/opt_alias_class.h
osprey/be/opt/opt_alias_class.cxx

ALIAS_CLASSIFICATION Module Reference

Public Member Functions

Private Member Functions

Private Attributes

Friends

Detailed Description

Constructor & Destructor Documentation

Member Function/Subroutine Documentation

Friends And Related Function Documentation

Field Documentation