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Diffstat (limited to 'gcc/tree-ssa-operands.h')
-rw-r--r-- | gcc/tree-ssa-operands.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/gcc/tree-ssa-operands.h b/gcc/tree-ssa-operands.h new file mode 100644 index 00000000000..ceee6d037ab --- /dev/null +++ b/gcc/tree-ssa-operands.h @@ -0,0 +1,97 @@ +/* SSA operand management for trees. + Copyright (C) 2003 Free Software Foundation, Inc. + +This file is part of GCC. + +GCC is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 2, or (at your option) any later +version. + +GCC is distributed in the hope that it will be useful, but WITHOUT ANY +WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. + +You should have received a copy of the GNU General Public License +along with GCC; see the file COPYING. If not, write to the Free +Software Foundation, 59 Temple Place - Suite 330, Boston, MA +02111-1307, USA. */ + +#ifndef GCC_TREE_SSA_OPERANDS_H +#define GCC_TREE_SSA_OPERANDS_H + +/* Interface to SSA operands. */ + +typedef struct def_optype_d GTY(()) +{ + unsigned num_defs; + tree * GTY((length("%h.num_defs"), skip(""))) defs[1]; +} def_optype_t; + +typedef def_optype_t *def_optype; + +typedef struct use_optype_d GTY(()) +{ + unsigned num_uses; + tree * GTY((length("%h.num_uses"), skip(""))) uses[1]; +} use_optype_t; + +typedef use_optype_t *use_optype; + +typedef struct vdef_optype_d GTY(()) +{ + unsigned num_vdefs; + tree GTY((length ("%h.num_vdefs * 2"))) vdefs[1]; +} vdef_optype_t; + +typedef vdef_optype_t *vdef_optype; + +typedef struct vuse_optype_d GTY(()) +{ + unsigned num_vuses; + tree GTY((length ("%h.num_vuses"))) vuses[1]; +} vuse_optype_t; + +typedef vuse_optype_t *vuse_optype; + +#define USE_OPS(ANN) get_use_ops (ANN) +#define STMT_USE_OPS(STMT) get_use_ops (stmt_ann (STMT)) +#define NUM_USES(OPS) ((OPS) ? (OPS)->num_uses : 0) +#define USE_OP_PTR(OPS, I) get_use_op_ptr ((OPS), (I)) +#define USE_OP(OPS, I) (*(USE_OP_PTR ((OPS), (I)))) + + +#define DEF_OPS(ANN) get_def_ops (ANN) +#define STMT_DEF_OPS(STMT) get_def_ops (stmt_ann (STMT)) +#define NUM_DEFS(OPS) ((OPS) ? (OPS)->num_defs : 0) +#define DEF_OP_PTR(OPS, I) get_def_op_ptr ((OPS), (I)) +#define DEF_OP(OPS, I) (*(DEF_OP_PTR ((OPS), (I)))) + + +#define VDEF_OPS(ANN) get_vdef_ops (ANN) +#define STMT_VDEF_OPS(STMT) get_vdef_ops (stmt_ann(STMT)) +#define NUM_VDEFS(OPS) ((OPS) ? (OPS)->num_vdefs : 0) +#define VDEF_RESULT_PTR(OPS, I) get_vdef_result_ptr ((OPS), (I)) +#define VDEF_RESULT(OPS, I) (*(VDEF_RESULT_PTR ((OPS), (I)))) +#define VDEF_OP_PTR(OPS, I) get_vdef_op_ptr ((OPS), (I)) +#define VDEF_OP(OPS, I) (*(VDEF_OP_PTR ((OPS), (I)))) + + +#define VUSE_OPS(ANN) get_vuse_ops (ANN) +#define STMT_VUSE_OPS(STMT) get_vuse_ops (stmt_ann(STMT)) +#define NUM_VUSES(OPS) ((OPS) ? (OPS)->num_vuses : 0) +#define VUSE_OP_PTR(OPS, I) get_vuse_op_ptr ((OPS), (I)) +#define VUSE_OP(OPS, I) (*(VUSE_OP_PTR ((OPS), (I)))) + + +extern void init_ssa_operands (void); +extern void fini_ssa_operands (void); +extern void verify_start_operands (tree); +extern void finalize_ssa_stmt_operands (tree); +void add_vuse (tree, tree); +extern void get_stmt_operands (tree); +extern void remove_vuses (tree); +extern void remove_vdefs (tree); + +#endif /* GCC_TREE_SSA_OPERANDS_H */ |