* Purpose: Various irnode constructors. Automatic construction
* of SSA representation.
* Author: Martin Trapp, Christian Schaefer
- * Modified by: Goetz Lindenmaier, Boris Boesler
+ * Modified by: Goetz Lindenmaier, Boris Boesler, Michael Beck
* Created:
* CVS-ID: $Id$
- * Copyright: (c) 1998-2003 Universität Karlsruhe
+ * Copyright: (c) 1998-2006 Universität Karlsruhe
* Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
*/
} /* new_bd_Call */
static ir_node *
-new_bd_Return (dbg_info *db, ir_node *block,
+new_bd_Return(dbg_info *db, ir_node *block,
ir_node *store, int arity, ir_node **in)
{
ir_node **r_in;
return res;
} /* new_bd_SymConst_type */
-static ir_node *
-new_bd_SymConst(dbg_info *db, ir_node *block, symconst_symbol value,
- symconst_kind symkind)
-{
- ir_graph *irg = current_ir_graph;
-
- ir_node *res = new_rd_SymConst_type(db, irg, block, value, symkind, firm_unknown_type);
- return res;
-} /* new_bd_SymConst */
-
static ir_node *
new_bd_Sync(dbg_info *db, ir_node *block)
{
ir_node *new_rd_SymConst_addr_ent(dbg_info *db, ir_graph *irg, entity *symbol, ir_type *tp)
{
- symconst_symbol sym = {(ir_type *)symbol};
+ symconst_symbol sym;
+ sym.entity_p = symbol;
return new_rd_SymConst_type(db, irg, get_irg_start_block(irg), sym, symconst_addr_ent, tp);
} /* new_rd_SymConst_addr_ent */
+ir_node *new_rd_SymConst_ofs_ent(dbg_info *db, ir_graph *irg, entity *symbol, ir_type *tp)
+{
+ symconst_symbol sym;
+ sym.entity_p = symbol;
+ return new_rd_SymConst_type(db, irg, get_irg_start_block(irg), sym, symconst_ofs_ent, tp);
+} /* new_rd_SymConst_ofs_ent */
+
ir_node *new_rd_SymConst_addr_name(dbg_info *db, ir_graph *irg, ident *symbol, ir_type *tp) {
- symconst_symbol sym = {(ir_type *)symbol};
+ symconst_symbol sym;
+ sym.ident_p = symbol;
return new_rd_SymConst_type(db, irg, get_irg_start_block(irg), sym, symconst_addr_name, tp);
} /* new_rd_SymConst_addr_name */
ir_node *new_rd_SymConst_type_tag(dbg_info *db, ir_graph *irg, ir_type *symbol, ir_type *tp) {
- symconst_symbol sym = {symbol};
+ symconst_symbol sym;
+ sym.type_p = symbol;
return new_rd_SymConst_type(db, irg, get_irg_start_block(irg), sym, symconst_type_tag, tp);
} /* new_rd_SymConst_type_tag */
ir_node *new_rd_SymConst_size(dbg_info *db, ir_graph *irg, ir_type *symbol, ir_type *tp) {
- symconst_symbol sym = {symbol};
+ symconst_symbol sym;
+ sym.type_p = symbol;
return new_rd_SymConst_type(db, irg, get_irg_start_block(irg), sym, symconst_type_size, tp);
} /* new_rd_SymConst_size */
ir_node *new_rd_SymConst_align(dbg_info *db, ir_graph *irg, ir_type *symbol, ir_type *tp) {
- symconst_symbol sym = {symbol};
+ symconst_symbol sym;
+ sym.type_p = symbol;
return new_rd_SymConst_type(db, irg, get_irg_start_block(irg), sym, symconst_type_align, tp);
} /* new_rd_SymConst_align */
\|/ / |/_ \
get_r_value_internal |
| |
- | |
- \|/ \|/
- new_rd_Phi0 new_rd_Phi_in
+ | |
+ \|/ \|/
+ new_rd_Phi0 new_rd_Phi_in
* *************************************************************************** */
/* Traverse a chain of Phi nodes attached to this block and mature
these, too. **/
- for (n = block->link; n; n=next) {
+ for (n = block->link; n; n = next) {
inc_irg_visited(current_ir_graph);
next = n->link;
- exchange (n, phi_merge (block, n->attr.phi0_pos, n->mode, nin, ins));
+ exchange(n, phi_merge (block, n->attr.phi0_pos, n->mode, nin, ins));
}
block->attr.block.matured = 1;
assert(arg->op == op_Cond);
arg->attr.cond.kind = fragmentary;
arg->attr.cond.default_proj = max_proj;
- res = new_Proj (arg, mode_X, max_proj);
+ res = new_Proj(arg, mode_X, max_proj);
return res;
} /* new_d_defaultProj */
ir_node *
-new_d_Conv (dbg_info *db, ir_node *op, ir_mode *mode) {
+new_d_Conv(dbg_info *db, ir_node *op, ir_mode *mode) {
return new_bd_Conv(db, current_ir_graph->current_block, op, mode, 0);
-}
+} /* new_d_Conv */
ir_node *
new_d_strictConv(dbg_info *db, ir_node *op, ir_mode *mode) {
ir_node *
new_d_Quot(dbg_info *db, ir_node *memop, ir_node *op1, ir_node *op2) {
ir_node *res;
- res = new_bd_Quot (db, current_ir_graph->current_block, memop, op1, op2);
+ res = new_bd_Quot(db, current_ir_graph->current_block, memop, op1, op2);
res->attr.except.pin_state = op_pin_state_pinned;
#if PRECISE_EXC_CONTEXT
allocate_frag_arr(res, op_Quot, &res->attr.except.frag_arr); /* Could be optimized away. */
ir_node *
new_d_DivMod(dbg_info *db, ir_node *memop, ir_node *op1, ir_node *op2) {
ir_node *res;
- res = new_bd_DivMod (db, current_ir_graph->current_block, memop, op1, op2);
+ res = new_bd_DivMod(db, current_ir_graph->current_block, memop, op1, op2);
res->attr.except.pin_state = op_pin_state_pinned;
#if PRECISE_EXC_CONTEXT
allocate_frag_arr(res, op_DivMod, &res->attr.except.frag_arr); /* Could be optimized away. */
} /* new_d_DivMod */
ir_node *
-new_d_Div (dbg_info *db, ir_node *memop, ir_node *op1, ir_node *op2)
+new_d_Div(dbg_info *db, ir_node *memop, ir_node *op1, ir_node *op2)
{
ir_node *res;
- res = new_bd_Div (db, current_ir_graph->current_block, memop, op1, op2);
+ res = new_bd_Div(db, current_ir_graph->current_block, memop, op1, op2);
res->attr.except.pin_state = op_pin_state_pinned;
#if PRECISE_EXC_CONTEXT
allocate_frag_arr(res, op_Div, &res->attr.except.frag_arr); /* Could be optimized away. */
ir_node *
new_d_Mod(dbg_info *db, ir_node *memop, ir_node *op1, ir_node *op2) {
ir_node *res;
- res = new_bd_Mod (db, current_ir_graph->current_block, memop, op1, op2);
+ res = new_bd_Mod(db, current_ir_graph->current_block, memop, op1, op2);
res->attr.except.pin_state = op_pin_state_pinned;
#if PRECISE_EXC_CONTEXT
allocate_frag_arr(res, op_Mod, &res->attr.except.frag_arr); /* Could be optimized away. */
ir_node *
new_d_SymConst(dbg_info *db, symconst_symbol value, symconst_kind kind)
{
- return new_bd_SymConst(db, get_irg_start_block(current_ir_graph),
- value, kind);
+ return new_bd_SymConst_type(db, get_irg_start_block(current_ir_graph),
+ value, kind, firm_unknown_type);
} /* new_d_SymConst */
ir_node *
/* get a value from the parameter array from the current block by its index */
ir_node *
get_d_value(dbg_info *db, int pos, ir_mode *mode) {
- assert(get_irg_phase_state (current_ir_graph) == phase_building);
- inc_irg_visited(current_ir_graph);
+ ir_graph *irg = current_ir_graph;
+ assert(get_irg_phase_state(irg) == phase_building);
+ inc_irg_visited(irg);
- return get_r_value_internal (current_ir_graph->current_block, pos + 1, mode);
+ return get_r_value_internal(irg->current_block, pos + 1, mode);
} /* get_d_value */
/* get a value from the parameter array from the current block by its index */
/* set a value at position pos in the parameter array from the current block */
void
set_value(int pos, ir_node *value) {
- assert(get_irg_phase_state (current_ir_graph) == phase_building);
- assert(pos+1 < current_ir_graph->n_loc);
- current_ir_graph->current_block->attr.block.graph_arr[pos + 1] = value;
+ ir_graph *irg = current_ir_graph;
+ assert(get_irg_phase_state(irg) == phase_building);
+ assert(pos+1 < irg->n_loc);
+ irg->current_block->attr.block.graph_arr[pos + 1] = value;
} /* set_value */
+/* Find the value number for a node in the current block.*/
int
find_value(ir_node *value) {
int i;
ir_node *bl = current_ir_graph->current_block;
- for (i = 1; i < ARR_LEN(bl->attr.block.graph_arr); ++i)
+ for (i = ARR_LEN(bl->attr.block.graph_arr) - 1; i >= 1; --i)
if (bl->attr.block.graph_arr[i] == value)
return i - 1;
return -1;
/* get the current store */
ir_node *
-get_store(void)
-{
- assert(get_irg_phase_state (current_ir_graph) == phase_building);
+get_store(void) {
+ ir_graph *irg = current_ir_graph;
+
+ assert(get_irg_phase_state(irg) == phase_building);
/* GL: one could call get_value instead */
- inc_irg_visited(current_ir_graph);
- return get_r_value_internal (current_ir_graph->current_block, 0, mode_M);
+ inc_irg_visited(irg);
+ return get_r_value_internal(irg->current_block, 0, mode_M);
} /* get_store */
/* set the current store: handles automatic Sync construction for Load nodes */
{
ir_node *load, *pload, *pred, *in[2];
- assert(get_irg_phase_state (current_ir_graph) == phase_building);
+ assert(get_irg_phase_state(current_ir_graph) == phase_building);
+ /* Beware: due to dead code elimination, a store might become a Bad node even in
+ the construction phase. */
+ assert((get_irn_mode(store) == mode_M || is_Bad(store)) && "storing non-memory node");
if (get_opt_auto_create_sync()) {
/* handle non-volatile Load nodes by automatically creating Sync's */
return new_d_Const_type(NULL, get_type_mode(tp), con, tp);
}
+ir_node *new_SymConst_type (symconst_symbol value, symconst_kind kind, ir_type *type) {
+ return new_d_SymConst_type(NULL, value, kind, type);
+}
ir_node *new_SymConst (symconst_symbol value, symconst_kind kind) {
return new_d_SymConst(NULL, value, kind);
}
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