X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firop.c;h=5f98506e564a2c72be340c6324b7ac2765ddd66c;hb=671ced672859c875de7c1d9c4a4750a29514446f;hp=7a300ca8f4a6e24a8dd2467365b394d164427235;hpb=dc87aa49c6d24b8d08f14d26ff42537cf82b559c;p=libfirm diff --git a/ir/ir/irop.c b/ir/ir/irop.c index 7a300ca8f..5f98506e5 100644 --- a/ir/ir/irop.c +++ b/ir/ir/irop.c @@ -1,214 +1,283 @@ /* - * Project: libFIRM - * File name: ir/ir/irop.c - * Purpose: Representation of opcode of intermediate operation. - * Author: Christian Schaefer - * Modified by: Goetz Lindenmaier - * Created: - * CVS-ID: $Id$ - * Copyright: (c) 1998-2003 Universität Karlsruhe - * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE. + * 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. */ -#ifdef HAVE_CONFIG_H -# include -#endif - -# include - -# include "irop_t.h" -# include "irnode_t.h" - -# include "xmalloc.h" - -ir_op *op_Block; ir_op *get_op_Block () { return op_Block; } - -ir_op *op_Start; ir_op *get_op_Start () { return op_Start; } -ir_op *op_End; ir_op *get_op_End () { return op_End; } -ir_op *op_Jmp; ir_op *get_op_Jmp () { return op_Jmp; } -ir_op *op_Cond; ir_op *get_op_Cond () { return op_Cond; } -ir_op *op_Return; ir_op *get_op_Return () { return op_Return; } -ir_op *op_Raise; ir_op *get_op_Raise () { return op_Raise; } - -ir_op *op_Sel; ir_op *get_op_Sel () { return op_Sel; } -ir_op *op_InstOf; ir_op *get_op_InstOf () { return op_InstOf; } - -ir_op *op_Const; ir_op *get_op_Const () { return op_Const; } -ir_op *op_SymConst; ir_op *get_op_SymConst () { return op_SymConst; } - -ir_op *op_Call; ir_op *get_op_Call () { return op_Call; } -ir_op *op_Add; ir_op *get_op_Add () { return op_Add; } -ir_op *op_Sub; ir_op *get_op_Sub () { return op_Sub; } -ir_op *op_Minus; ir_op *get_op_Minus () { return op_Minus; } -ir_op *op_Mul; ir_op *get_op_Mul () { return op_Mul; } -ir_op *op_Quot; ir_op *get_op_Quot () { return op_Quot; } -ir_op *op_DivMod; ir_op *get_op_DivMod () { return op_DivMod; } -ir_op *op_Div; ir_op *get_op_Div () { return op_Div; } -ir_op *op_Mod; ir_op *get_op_Mod () { return op_Mod; } -ir_op *op_Abs; ir_op *get_op_Abs () { return op_Abs; } -ir_op *op_And; ir_op *get_op_And () { return op_And; } -ir_op *op_Or; ir_op *get_op_Or () { return op_Or; } -ir_op *op_Eor; ir_op *get_op_Eor () { return op_Eor; } -ir_op *op_Not; ir_op *get_op_Not () { return op_Not; } -ir_op *op_Cmp; ir_op *get_op_Cmp () { return op_Cmp; } -ir_op *op_Shl; ir_op *get_op_Shl () { return op_Shl; } -ir_op *op_Shr; ir_op *get_op_Shr () { return op_Shr; } -ir_op *op_Shrs; ir_op *get_op_Shrs () { return op_Shrs; } -ir_op *op_Rot; ir_op *get_op_Rot () { return op_Rot; } -ir_op *op_Conv; ir_op *get_op_Conv () { return op_Conv; } -ir_op *op_Cast; ir_op *get_op_Cast () { return op_Cast; } - -ir_op *op_Phi; ir_op *get_op_Phi () { return op_Phi; } - -ir_op *op_Load; ir_op *get_op_Load () { return op_Load; } -ir_op *op_Store; ir_op *get_op_Store () { return op_Store; } -ir_op *op_Alloc; ir_op *get_op_Alloc () { return op_Alloc; } -ir_op *op_Free; ir_op *get_op_Free () { return op_Free; } -ir_op *op_Sync; ir_op *get_op_Sync () { return op_Sync; } - -ir_op *op_Tuple; ir_op *get_op_Tuple () { return op_Tuple; } -ir_op *op_Proj; ir_op *get_op_Proj () { return op_Proj; } -ir_op *op_Id; ir_op *get_op_Id () { return op_Id; } -ir_op *op_Bad; ir_op *get_op_Bad () { return op_Bad; } - -ir_op *op_Unknown; ir_op *get_op_Unknown () { return op_Unknown; } -ir_op *op_Filter; ir_op *get_op_Filter () { return op_Filter; } -ir_op *op_Break; ir_op *get_op_Break () { return op_Break; } -ir_op *op_CallBegin; ir_op *get_op_CallBegin () { return op_CallBegin; } -ir_op *op_EndReg; ir_op *get_op_EndReg () { return op_EndReg; } -ir_op *op_EndExcept; ir_op *get_op_EndExcept () { return op_EndExcept; } - - -ir_op * -new_ir_op (opcode code, char *name, op_pinned p, int labeled, size_t attr_size) -{ - ir_op *res; - - res = (ir_op *) xmalloc (sizeof (ir_op)); - res->code = code; - res->name = id_from_str(name, strlen(name)); - res->pinned = p; - res->attr_size = attr_size; - res->labeled = labeled; /* For vcg dumping. - Set labeled = 1 if the edges should be - enumarated in vcg output, otherwise set - labeled = 0. */ - return res; -} +/** + * @file + * @brief Representation of opcode of intermediate operation. + * @author Christian Schaefer, Goetz Lindenmaier, Michael Beck + * @version $Id$ + */ +#include "config.h" + +#include + +#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; -void -init_op(void) -{ - op_Block = new_ir_op (iro_Block, "Block", pinned, 1, sizeof (block_attr)); - - op_Start = new_ir_op (iro_Start, "Start", pinned, 0, sizeof (start_attr)); - op_End = new_ir_op (iro_End, "End", pinned, 0, 0); - op_Jmp = new_ir_op (iro_Jmp, "Jmp", pinned, 0, 0); - op_Cond = new_ir_op (iro_Cond, "Cond", pinned, 1, sizeof(cond_attr)); - op_Return= new_ir_op (iro_Return,"Return", pinned, 1, 0); - op_Raise = new_ir_op (iro_Raise, "Raise", pinned, 1, 0); - - op_Const = new_ir_op (iro_Const, "Const", floats, 0, sizeof (const_attr)); - op_SymConst = new_ir_op (iro_SymConst, "SymConst", - floats, 0, sizeof (symconst_attr)); - - op_Sel = new_ir_op (iro_Sel, "Sel", floats, 1, sizeof (sel_attr)); - op_InstOf= new_ir_op (iro_InstOf,"InstOf", floats, 1, sizeof (sel_attr)); - - op_Call = new_ir_op (iro_Call, "Call", pinned, 1, sizeof (call_attr)); - op_Add = new_ir_op (iro_Add, "Add", floats, 0, 0); - op_Minus = new_ir_op (iro_Minus, "Minus", floats, 0, 0); - op_Sub = new_ir_op (iro_Sub, "Sub", floats, 1, 0); - op_Mul = new_ir_op (iro_Mul, "Mul", floats, 0, 0); - op_Quot = new_ir_op (iro_Quot, "Quot", pinned, 1, sizeof(struct irnode **)); - op_DivMod= new_ir_op (iro_DivMod,"DivMod", pinned, 1, sizeof(struct irnode **)); - op_Div = new_ir_op (iro_Div, "Div", pinned, 1, sizeof(struct irnode **)); - op_Mod = new_ir_op (iro_Mod, "Mod", pinned, 1, sizeof(struct irnode **)); - op_Abs = new_ir_op (iro_Abs, "Abs", floats, 0, 0); - op_And = new_ir_op (iro_And, "And", floats, 0, 0); - op_Or = new_ir_op (iro_Or, "Or", floats, 0, 0); - op_Eor = new_ir_op (iro_Eor, "Eor", floats, 0, 0); - op_Not = new_ir_op (iro_Not, "Not", floats, 0, 0); - op_Cmp = new_ir_op (iro_Cmp, "Cmp", floats, 1, 0); - op_Shl = new_ir_op (iro_Shl, "Shl", floats, 1, 0); - op_Shr = new_ir_op (iro_Shr, "Shr", floats, 1, 0); - op_Shrs = new_ir_op (iro_Shrs, "Shrs", floats, 1, 0); - op_Rot = new_ir_op (iro_Rot, "Rot", floats, 1, 0); - op_Conv = new_ir_op (iro_Conv, "Conv", floats, 0, 0); - op_Cast = new_ir_op (iro_Cast, "Cast", floats, 0, sizeof (cast_attr)); - - op_Phi = new_ir_op (iro_Phi, "Phi", pinned, 1, sizeof (int)); - - op_Load = new_ir_op (iro_Load, "Load", pinned, 1, sizeof(struct irnode **)); - op_Store = new_ir_op (iro_Store, "Store", pinned, 1, sizeof(struct irnode **)); - op_Alloc = new_ir_op (iro_Alloc, "Alloc", pinned, 1, sizeof (alloc_attr)); - op_Free = new_ir_op (iro_Free, "Free", pinned, 1, sizeof (type *)); - op_Sync = new_ir_op (iro_Sync, "Sync", pinned, 0, 0); - - op_Proj = new_ir_op (iro_Proj, "Proj", floats, 0, sizeof (long)); - op_Tuple = new_ir_op (iro_Tuple, "Tuple", floats, 1, 0); - op_Id = new_ir_op (iro_Id, "Id", floats, 0, 0); - op_Bad = new_ir_op (iro_Bad, "Bad", floats, 0, 0); - - op_Unknown = new_ir_op (iro_Unknown, "Unknown", floats, 0, 0); - op_Filter = new_ir_op (iro_Filter, "Filter", pinned, 0, sizeof(filter_attr)); - op_Break = new_ir_op (iro_Break, "Break", pinned, 0, 0); - op_CallBegin = new_ir_op (iro_CallBegin, "CallBegin", pinned, 0, sizeof(callbegin_attr)); - op_EndReg = new_ir_op (iro_EndReg, "EndReg", pinned, 0, sizeof(end_attr)); - op_EndExcept = new_ir_op (iro_EndExcept, "EndExcept", pinned, 0, sizeof(end_attr)); +/* + * 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); + } } -/* Returns the string for the opcode. */ -const char *get_op_name (ir_op *op) { - return get_id_str(op->name); +/** + * 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); } -opcode get_op_code (ir_op *op){ - return op->code; +/** + * 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); } -ident *get_op_ident(ir_op *op){ - return op->name; +/** + * 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)); } -op_pinned get_op_pinned (ir_op *op){ - return op->pinned; +/** + * 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)); } -/* Sets 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_pinned pinned) { - if (op == op_Block || op == op_Phi || is_cfopcode(op)) return; - op->pinned = pinned; +/** + * 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); } +/** + * 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); -/* returns the attribute size of the operator. */ -int get_op_attr_size (ir_op *op) { - return op->attr_size; -} + remove_irp_opcode(code); + free(code); +} /* free_ir_op */ -int is_cfopcode(ir_op *op) { - return ((op == op_Start) - || (op == op_Jmp) - || (op == op_Cond) - || (op == op_Return) - || (op == op_Raise) - || (op == op_Bad) - || (op == op_End) - || (op == op_Unknown) - || (op == op_Break) - || (op == op_CallBegin) - || (op == op_EndReg) - || (op == op_EndExcept)); -} +/* 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 ""; +} /* 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 true if the operation manipulates interprocedural control flow: - CallBegin, EndReg, EndExcept */ -int is_ip_cfopcode(ir_op *op) { - return ((op == op_CallBegin) - || (op == op_EndReg) - || (op == op_EndExcept)); +/* 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"