-/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-** All rights reserved.
-**
-** Authors: Christian Schaefer
-**
-*/
-
-# include "irop_t.h"
-# include "irnode_t.h"
-# include "misc.h"
-
-ir_op *op_Block;
-
-ir_op *op_Start;
-ir_op *op_End;
-ir_op *op_Jmp;
-ir_op *op_Cond;
-ir_op *op_Return;
-ir_op *op_Raise;
-
-ir_op *op_Sel;
-
-ir_op *op_Const;
-ir_op *op_SymConst;
-
-ir_op *op_Call;
-ir_op *op_Add;
-ir_op *op_Sub;
-ir_op *op_Minus;
-ir_op *op_Mul;
-ir_op *op_Quot;
-ir_op *op_DivMod;
-ir_op *op_Div;
-ir_op *op_Mod;
-ir_op *op_Abs;
-ir_op *op_And;
-ir_op *op_Or;
-ir_op *op_Eor;
-ir_op *op_Not;
-ir_op *op_Cmp;
-ir_op *op_Shl;
-ir_op *op_Shr;
-ir_op *op_Shrs;
-ir_op *op_Rot;
-ir_op *op_Conv;
-
-ir_op *op_Phi;
-
-ir_op *op_Load;
-ir_op *op_Store;
-ir_op *op_Alloc;
-ir_op *op_Free;
-ir_op *op_Sync;
-
-ir_op *op_Tuple;
-ir_op *op_Proj;
-ir_op *op_Id;
-ir_op *op_Bad;
-
-
-ir_op *
-new_ir_op (opcode code, ident *name, size_t attr_size, int labeled)
-{
- ir_op *res;
-
- res = (ir_op *) xmalloc (sizeof (ir_op));
- res->code = code;
- res->name = name;
- res->attr_size = attr_size;
- res->labeled = labeled; /* For vcg dumping.
- Set labeled = 1 if the edges shuld be
- enumarated, otherwise set labeled = 0. */
- return res;
+/*
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+
+/**
+ * @file
+ * @brief Representation of opcode of intermediate operation.
+ * @author Christian Schaefer, Goetz Lindenmaier, Michael Beck
+ * @version $Id$
+ */
+#include "config.h"
+
+#include <string.h>
+
+#include "irop_t.h"
+#include "irnode_t.h"
+#include "irhooks.h"
+#include "irbackedge_t.h"
+
+#include "iropt_t.h"
+#include "irvrfy_t.h"
+#include "reassoc_t.h"
+
+#include "xmalloc.h"
+
+void be_init_op(void);
+
+/** the available next opcode */
+static unsigned next_iro = iro_MaxOpcode;
+
+/*
+ * Copies all attributes stored in the old node to the new node.
+ * Assumes both have the same opcode and sufficient size.
+ */
+void default_copy_attr(ir_graph *irg, const ir_node *old_node,
+ ir_node *new_node)
+{
+ unsigned size = firm_add_node_size;
+ (void) irg;
+
+ assert(get_irn_op(old_node) == get_irn_op(new_node));
+ memcpy(&new_node->attr, &old_node->attr, get_op_attr_size(get_irn_op(old_node)));
+
+ if (size > 0) {
+ /* copy additional node data */
+ memcpy(get_irn_data(new_node, void, size), get_irn_data(old_node, void, size), size);
+ }
}
+/**
+ * Copies all Call attributes stored in the old node to the new node.
+ */
+static void call_copy_attr(ir_graph *irg, const ir_node *old_node,
+ ir_node *new_node)
+{
+ default_copy_attr(irg, old_node, new_node);
+ remove_Call_callee_arr(new_node);
+}
-void
-init_op(void)
-{
- op_Block = new_ir_op (iro_Block, id_from_str ("Block", 5), sizeof (block_attr), 1);
-
- op_Start = new_ir_op (iro_Start, id_from_str ("Start", 5), sizeof (block_attr), 1);
- op_End = new_ir_op (iro_End, id_from_str ("End", 3), sizeof (block_attr), 1);
- op_Jmp = new_ir_op (iro_Jmp, id_from_str ("Jmp", 3), 0, 0);
- op_Cond = new_ir_op (iro_Cond, id_from_str ("Cond", 4), 0, 1);
- op_Return = new_ir_op (iro_Return, id_from_str ("Return", 6), 0, 1);
- op_Raise = new_ir_op (iro_Raise, id_from_str ("Raise", 5), 0, 1);
-
- op_Const = new_ir_op (iro_Const, id_from_str ("Const", 5), sizeof (struct tarval *), 0);
- op_SymConst = new_ir_op (iro_SymConst, id_from_str ("SymConst", 8),
- sizeof (symconst_attr), 0);
-
- op_Sel = new_ir_op (iro_Sel, id_from_str ("Sel", 3), sizeof (sel_attr), 1);
-
- op_Call = new_ir_op (iro_Call, id_from_str ("Call", 4), sizeof (type_method *), 1);
- op_Add = new_ir_op (iro_Add, id_from_str ("Add", 3), 0, 0);
- op_Minus = new_ir_op (iro_Minus, id_from_str ("Minus", 5), 0, 0);
- op_Sub = new_ir_op (iro_Sub, id_from_str ("Sub", 3), 0, 1);
- op_Mul = new_ir_op (iro_Mul, id_from_str ("Mul", 3), 0, 0);
- op_Quot = new_ir_op (iro_Quot, id_from_str ("Quot", 4), 0, 1);
- op_DivMod = new_ir_op (iro_DivMod, id_from_str ("DivMod", 6), 0, 1);
- op_Div = new_ir_op (iro_Div, id_from_str ("Div", 3), 0, 1);
- op_Mod = new_ir_op (iro_Mod, id_from_str ("Mod", 3), 0, 1);
- op_Abs = new_ir_op (iro_Abs, id_from_str ("Abs", 3), 0, 0);
- op_And = new_ir_op (iro_And, id_from_str ("And", 3), 0, 0);
- op_Or = new_ir_op (iro_Or, id_from_str ("Or", 2), 0, 0);
- op_Eor = new_ir_op (iro_Eor, id_from_str ("Eor", 3), 0, 0);
- op_Not = new_ir_op (iro_Not, id_from_str ("Not", 3), 0, 0);
- op_Cmp = new_ir_op (iro_Cmp, id_from_str ("Cmp", 3), 0, 1);
- op_Shl = new_ir_op (iro_Shl, id_from_str ("Shl", 3), 0, 1);
- op_Shr = new_ir_op (iro_Shr, id_from_str ("Shr", 3), 0, 1);
- op_Shrs = new_ir_op (iro_Shrs, id_from_str ("Shrs", 3), 0, 0);
- op_Rot = new_ir_op (iro_Rot, id_from_str ("Rot", 3), 0, 0);
- op_Conv = new_ir_op (iro_Conv, id_from_str ("Conv", 4), 0, 1);
-
- op_Phi = new_ir_op (iro_Phi, id_from_str ("Phi", 3), sizeof (int), 1);
-
- op_Load = new_ir_op (iro_Load, id_from_str ("Load", 4), 0, 1);
- op_Store = new_ir_op (iro_Store, id_from_str ("Store", 5), 0, 1);
- op_Alloc = new_ir_op (iro_Alloc, id_from_str ("Alloc", 5), sizeof (alloc_attr), 1);
- op_Free = new_ir_op (iro_Free, id_from_str ("Free", 4), sizeof (type *), 1);
- op_Sync = new_ir_op (iro_Sync, id_from_str ("Sync", 4), 0, 0);
-
- op_Proj = new_ir_op (iro_Proj, id_from_str ("Proj", 4), sizeof (long), 1);
- op_Tuple = new_ir_op (iro_Tuple, id_from_str ("Tuple", 5), 0, 1);
- op_Id = new_ir_op (iro_Id, id_from_str ("Id", 2), 0, 0);
- op_Bad = new_ir_op (iro_Bad, id_from_str ("Bad", 3), 0, 0);
+/**
+ * Copies all Block attributes stored in the old node to the new node.
+ */
+static void block_copy_attr(ir_graph *irg, const ir_node *old_node,
+ ir_node *new_node)
+{
+ default_copy_attr(irg, old_node, new_node);
+ new_node->attr.block.irg.irg = irg;
+ new_node->attr.block.phis = NULL;
+ new_node->attr.block.cg_backedge = NULL;
+ new_node->attr.block.backedge = new_backedge_arr(irg->obst, get_irn_arity(new_node));
+ new_node->attr.block.block_visited = 0;
+ memset(&new_node->attr.block.dom, 0, sizeof(new_node->attr.block.dom));
+ memset(&new_node->attr.block.pdom, 0, sizeof(new_node->attr.block.pdom));
+ /* TODO: we should probably create a new entity. But we somehow have to
+ * patch the stuff at the same time */
+ new_node->attr.block.entity = NULL;
+ new_node->attr.block.phis = NULL;
+ INIT_LIST_HEAD(&new_node->attr.block.succ_head);
}
-/* returns the attribute size of the operator. */
+/**
+ * Copies all phi attributes stored in old node to the new node
+ */
+static void phi_copy_attr(ir_graph *irg, const ir_node *old_node,
+ ir_node *new_node)
+{
+ default_copy_attr(irg, old_node, new_node);
+ new_node->attr.phi.next = NULL;
+ new_node->attr.phi.u.backedge = new_backedge_arr(irg->obst, get_irn_arity(new_node));
+}
-opcode get_op_code (ir_op *op){
- return op->code;
+/**
+ * Copies all filter attributes stored in old node to the new node
+ */
+static void filter_copy_attr(ir_graph *irg, const ir_node *old_node,
+ ir_node *new_node)
+{
+ default_copy_attr(irg, old_node, new_node);
+ new_node->attr.filter.backedge = new_backedge_arr(irg->obst, get_irn_arity(new_node));
}
-ident *get_op_name(ir_op *op){
- return op->name;
+/**
+ * Copies all ASM attributes stored in old node to the new node
+ */
+static void ASM_copy_attr(ir_graph *irg, const ir_node *old_node,
+ ir_node *new_node)
+{
+ default_copy_attr(irg, old_node, new_node);
+ new_node->attr.assem.input_constraints = DUP_ARR_D(ir_asm_constraint, irg->obst, old_node->attr.assem.input_constraints);
+ new_node->attr.assem.output_constraints = DUP_ARR_D(ir_asm_constraint, irg->obst, old_node->attr.assem.output_constraints);
+ new_node->attr.assem.clobbers = DUP_ARR_D(ir_asm_constraint, irg->obst, old_node->attr.assem.clobbers);
}
-int get_op_attr_size (ir_op *op) {
- return op->attr_size;
+/**
+ * Sets the default copy_attr operation for an ir_ops
+ *
+ * @param code the opcode for the default operation
+ * @param ops the operations initialized
+ *
+ * @return
+ * The operations.
+ */
+static ir_op_ops *firm_set_default_copy_attr(ir_opcode code, ir_op_ops *ops)
+{
+ switch (code) {
+ case iro_Call:
+ ops->copy_attr = call_copy_attr;
+ break;
+ case iro_Block:
+ ops->copy_attr = block_copy_attr;
+ break;
+ case iro_Phi:
+ ops->copy_attr = phi_copy_attr;
+ break;
+ case iro_Filter:
+ ops->copy_attr = filter_copy_attr;
+ break;
+ case iro_ASM:
+ ops->copy_attr = ASM_copy_attr;
+ break;
+ default:
+ /* not allowed to be NULL */
+ if (! ops->copy_attr)
+ ops->copy_attr = default_copy_attr;
+ }
+ return ops;
+} /* firm_set_default_copy_attr */
+
+/* Creates a new ir operation. */
+ir_op *new_ir_op(unsigned code, const char *name, op_pin_state p,
+ unsigned flags, op_arity opar, int op_index, size_t attr_size,
+ const ir_op_ops *ops)
+{
+ ir_op *res = XMALLOCZ(ir_op);
+
+ res->code = code;
+ res->name = new_id_from_chars(name, strlen(name));
+ res->pin_state = p;
+ res->attr_size = attr_size;
+ res->flags = flags;
+ res->opar = opar;
+ res->op_index = op_index;
+ res->tag = 0;
+
+ if (ops)
+ memcpy(&res->ops, ops, sizeof(res->ops));
+ else /* no given ops, set all operations to NULL */
+ memset(&res->ops, 0, sizeof(res->ops));
+
+ firm_set_default_operations(code, &res->ops);
+ firm_set_default_copy_attr(code, &res->ops);
+ firm_set_default_verifyer(code, &res->ops);
+ firm_set_default_reassoc(code, &res->ops);
+
+ add_irp_opcode(res);
+
+ hook_new_ir_op(res);
+ return res;
+} /* new_ir_op */
+
+void free_ir_op(ir_op *code)
+{
+ hook_free_ir_op(code);
+
+ remove_irp_opcode(code);
+ free(code);
+} /* free_ir_op */
+
+/* Returns the string for the opcode. */
+const char *get_op_name (const ir_op *op)
+{
+ return get_id_str(op->name);
+} /* get_op_name */
+
+unsigned (get_op_code)(const ir_op *op)
+{
+ return _get_op_code(op);
+} /* get_op_code */
+
+ident *(get_op_ident)(const ir_op *op)
+{
+ return _get_op_ident(op);
+} /* get_op_ident */
+
+const char *get_op_pin_state_name(op_pin_state s)
+{
+ switch (s) {
+#define XXX(s) case s: return #s
+ XXX(op_pin_state_floats);
+ XXX(op_pin_state_pinned);
+ XXX(op_pin_state_exc_pinned);
+ XXX(op_pin_state_mem_pinned);
+#undef XXX
+ }
+ return "<none>";
+} /* get_op_pin_state_name */
+
+op_pin_state (get_op_pinned)(const ir_op *op)
+{
+ return _get_op_pinned(op);
+} /* get_op_pinned */
+
+/* Sets op_pin_state_pinned in the opcode. Setting it to floating has no effect
+ for Phi, Block and control flow nodes. */
+void set_op_pinned(ir_op *op, op_pin_state pinned)
+{
+ if (op == op_Block || op == op_Phi || is_op_cfopcode(op)) return;
+ op->pin_state = pinned;
+} /* set_op_pinned */
+
+/* retrieve the next free opcode */
+unsigned get_next_ir_opcode(void)
+{
+ return next_iro++;
+} /* get_next_ir_opcode */
+
+/* Returns the next free n IR opcode number, allows to register a bunch of user ops */
+unsigned get_next_ir_opcodes(unsigned num)
+{
+ unsigned base = next_iro;
+ next_iro += num;
+ return base;
+} /* get_next_ir_opcodes */
+
+/* Returns the generic function pointer from an ir operation. */
+op_func (get_generic_function_ptr)(const ir_op *op)
+{
+ return _get_generic_function_ptr(op);
+} /* get_generic_function_ptr */
+
+/* Store a generic function pointer into an ir operation. */
+void (set_generic_function_ptr)(ir_op *op, op_func func)
+{
+ _set_generic_function_ptr(op, func);
+} /* set_generic_function_ptr */
+
+/* Returns the ir_op_ops of an ir_op. */
+const ir_op_ops *(get_op_ops)(const ir_op *op)
+{
+ return _get_op_ops(op);
+} /* get_op_ops */
+
+irop_flags get_op_flags(const ir_op *op)
+{
+ return op->flags;
}
+
+#include "gen_irop.c.inl"
projects / libfirm / blobdiff