* Modified by: Sebastian Felis, 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.
*/
#ifdef HAVE_CONFIG_H
#include "array.h"
#include "pset.h"
#include "pmap.h"
-#include "eset.h"
#include "pdeq.h" /* Fuer code placement */
#include "xmalloc.h"
}
}
-void
-local_optimize_graph(ir_graph *irg) {
+/* Applies local optimizations (see iropt.h) to all nodes reachable from node n. */
+void local_optimize_graph(ir_graph *irg) {
ir_graph *rem = current_ir_graph;
current_ir_graph = irg;
}
/**
- * Check if the varlue_arg_base is used.
+ * Walker: checks if P_value_arg_base is used.
*/
static void find_addr(ir_node *node, void *env) {
+ int *allow_inline = env;
if (is_Proj(node) && get_irn_op(get_Proj_pred(node)) == op_Start) {
if (get_Proj_proj(node) == pn_Start_P_value_arg_base)
- *(int *)env = 0;
+ *allow_inline = 0;
}
}
params = get_method_n_params(call_type);
ress = get_method_n_ress(call_type);
- /* check params */
+ /* check parameters for compound arguments */
for (i = 0; i < params; ++i) {
ir_type *p_type = get_method_param_type(call_type, i);
return 0;
}
- /* check res */
+ /* check results for compound arguments */
for (i = 0; i < ress; ++i) {
ir_type *r_type = get_method_res_type(call_type, i);
return res;
}
+/* Inlines a method at the given call site. */
int inline_method(ir_node *call, ir_graph *called_graph) {
ir_node *pre_call;
ir_node *post_call, *post_bl;
free(res_pred);
free(cf_pred);
-#if 0 /* old. now better, correcter, faster implementation. */
- if (n_exc > 0) {
- /* -- If the exception control flow from the inlined Call directly
- branched to the end block we now have the following control
- flow predecessor pattern: ProjX -> Tuple -> Jmp. We must
- remove the Jmp along with it's empty block and add Jmp's
- predecessors as predecessors of this end block. No problem if
- there is no exception, because then branches Bad to End which
- is fine. --
- @@@ can't we know this beforehand: by getting the Proj(1) from
- the Call link list and checking whether it goes to Proj. */
- /* find the problematic predecessor of the end block. */
- end_bl = get_irg_end_block(current_ir_graph);
- for (i = 0; i < get_Block_n_cfgpreds(end_bl); i++) {
- cf_op = get_Block_cfgpred(end_bl, i);
- if (get_irn_op(cf_op) == op_Proj) {
- cf_op = get_Proj_pred(cf_op);
- if ((get_irn_op(cf_op) == op_Tuple) && (cf_op == call)) {
- /* There are unoptimized tuples from inlineing before when no exc */
- assert(get_Proj_proj(get_Block_cfgpred(end_bl, i)) == pn_Call_X_except);
- cf_op = get_Tuple_pred(cf_op, pn_Call_X_except);
- assert(get_irn_op(cf_op) == op_Jmp);
- break;
- }
- }
- }
- /* repair */
- if (i < get_Block_n_cfgpreds(end_bl)) {
- bl = get_nodes_block(cf_op);
- arity = get_Block_n_cfgpreds(end_bl) + get_Block_n_cfgpreds(bl) - 1;
- cf_pred = xmalloc (arity * sizeof(*cf_pred));
- for (j = 0; j < i; j++)
- cf_pred[j] = get_Block_cfgpred(end_bl, j);
- for (j = j; j < i + get_Block_n_cfgpreds(bl); j++)
- cf_pred[j] = get_Block_cfgpred(bl, j-i);
- for (j = j; j < arity; j++)
- cf_pred[j] = get_Block_cfgpred(end_bl, j-get_Block_n_cfgpreds(bl) +1);
- set_irn_in(end_bl, arity, cf_pred);
- free(cf_pred);
- /* Remove the exception pred from post-call Tuple. */
- set_Tuple_pred(call, pn_Call_X_except, new_Bad());
- }
- }
-#endif
-
/* -- Turn CSE back on. -- */
set_optimize(rem_opt);
/* Apply inlineing to small methods. */
/********************************************************************/
-/* It makes no sense to inline too many calls in one procedure. Anyways,
- I didn't get a version with NEW_ARR_F to run. */
-#define MAX_INLINE 1024
+/** Represents a possible inlinable call in a graph. */
+typedef struct _call_entry call_entry;
+struct _call_entry {
+ ir_node *call; /**< the Call */
+ ir_graph *callee; /**< the callee called here */
+ call_entry *next; /**< for linking the next one */
+};
/**
* environment for inlining small irgs
*/
typedef struct _inline_env_t {
- int pos;
- ir_node *calls[MAX_INLINE];
+ struct obstack obst; /**< an obstack where call_entries are allocated on. */
+ call_entry *head; /**< the head of the call entry list */
+ call_entry *tail; /**< the tail of the call entry list */
} inline_env_t;
/**
ir_node *addr;
ir_graph *called_irg = NULL;
- assert(is_Call(call));
-
addr = get_Call_ptr(call);
- if ((get_irn_op(addr) == op_SymConst) && (get_SymConst_kind (addr) == symconst_addr_ent)) {
+ if (is_SymConst(addr) && get_SymConst_kind(addr) == symconst_addr_ent) {
called_irg = get_entity_irg(get_SymConst_entity(addr));
}
return called_irg;
}
+/**
+ * Walker: Collect all calls to known graphs inside a graph.
+ */
static void collect_calls(ir_node *call, void *env) {
- ir_node *addr;
-
- if (! is_Call(call)) return;
-
- addr = get_Call_ptr(call);
-
- if (get_irn_op(addr) == op_SymConst) {
- if (get_SymConst_kind(addr) == symconst_addr_ent) {
- ir_graph *called_irg = get_entity_irg(get_SymConst_entity(addr));
- inline_env_t *ienv = (inline_env_t *)env;
- if (called_irg && ienv->pos < MAX_INLINE) {
- /* The Call node calls a locally defined method. Remember to inline. */
- ienv->calls[ienv->pos++] = call;
- }
+ if (is_Call(call)) {
+ ir_graph *called_irg = get_call_called_irg(call);
+ if (called_irg) {
+ /* The Call node calls a locally defined method. Remember to inline. */
+ inline_env_t *ienv = env;
+ call_entry *entry = obstack_alloc(&ienv->obst, sizeof(*entry));
+ entry->call = call;
+ entry->callee = called_irg;
+ entry->next = NULL;
+
+ if (ienv->tail == NULL)
+ ienv->head = entry;
+ else
+ ienv->tail->next = entry;
+ ienv->tail = entry;
}
}
}
* size are inlined.
*/
void inline_small_irgs(ir_graph *irg, int size) {
- int i;
ir_graph *rem = current_ir_graph;
- inline_env_t env /* = {0, NULL}*/;
+ inline_env_t env;
+ call_entry *entry;
+ DEBUG_ONLY(firm_dbg_module_t *dbg;)
if (!(get_opt_optimize() && get_opt_inline())) return;
+ FIRM_DBG_REGISTER(dbg, "firm.opt.inline");
+
current_ir_graph = irg;
/* Handle graph state */
- assert(get_irg_phase_state(current_ir_graph) != phase_building);
- free_callee_info(current_ir_graph);
+ assert(get_irg_phase_state(irg) != phase_building);
+ free_callee_info(irg);
/* Find Call nodes to inline.
(We can not inline during a walk of the graph, as inlineing the same
method several times changes the visited flag of the walked graph:
after the first inlineing visited of the callee equals visited of
the caller. With the next inlineing both are increased.) */
- env.pos = 0;
- irg_walk(get_irg_end(irg), NULL, collect_calls, &env);
+ obstack_init(&env.obst);
+ env.head = env.tail = NULL;
+ irg_walk_graph(irg, NULL, collect_calls, &env);
- if ((env.pos > 0) && (env.pos < MAX_INLINE)) {
+ if (env.head != NULL) {
/* There are calls to inline */
collect_phiprojs(irg);
- for (i = 0; i < env.pos; i++) {
- ir_graph *callee;
- callee = get_entity_irg(get_SymConst_entity(get_Call_ptr(env.calls[i])));
+ for (entry = env.head; entry != NULL; entry = entry->next) {
+ ir_graph *callee = entry->callee;
if (((_obstack_memory_used(callee->obst) - (int)obstack_room(callee->obst)) < size) ||
- (get_irg_inline_property(callee) >= irg_inline_forced)) {
- inline_method(env.calls[i], callee);
+ (get_irg_inline_property(callee) >= irg_inline_forced)) {
+ inline_method(entry->call, callee);
}
}
}
-
+ obstack_free(&env.obst, NULL);
current_ir_graph = rem;
}
* Environment for inlining irgs.
*/
typedef struct {
- int n_nodes; /**< Nodes in graph except Id, Tuple, Proj, Start, End */
- int n_nodes_orig; /**< for statistics */
- eset *call_nodes; /**< All call nodes in this graph */
- int n_call_nodes;
- int n_call_nodes_orig; /**< for statistics */
- int n_callers; /**< Number of known graphs that call this graphs. */
- int n_callers_orig; /**< for statistics */
+ int n_nodes; /**< Number of nodes in graph except Id, Tuple, Proj, Start, End. */
+ int n_nodes_orig; /**< for statistics */
+ call_entry *call_head; /**< The head of the list of all call nodes in this graph. */
+ call_entry *call_tail; /**< The tail of the list of all call nodes in this graph .*/
+ int n_call_nodes; /**< Number of Call nodes in the graph. */
+ int n_call_nodes_orig; /**< for statistics */
+ int n_callers; /**< Number of known graphs that call this graphs. */
+ int n_callers_orig; /**< for statistics */
} inline_irg_env;
/**
* Allocate a new environment for inlining.
*/
-static inline_irg_env *new_inline_irg_env(void) {
- inline_irg_env *env = xmalloc(sizeof(*env));
+static inline_irg_env *alloc_inline_irg_env(struct obstack *obst) {
+ inline_irg_env *env = obstack_alloc(obst, sizeof(*env));
env->n_nodes = -2; /* do not count count Start, End */
env->n_nodes_orig = -2; /* do not count Start, End */
- env->call_nodes = eset_create();
+ env->call_head = NULL;
+ env->call_tail = NULL;
env->n_call_nodes = 0;
env->n_call_nodes_orig = 0;
env->n_callers = 0;
return env;
}
-/**
- * destroy an environment for inlining.
- */
-static void free_inline_irg_env(inline_irg_env *env) {
- eset_destroy(env->call_nodes);
- free(env);
-}
+typedef struct walker_env {
+ struct obstack *obst; /**< the obstack for allocations. */
+ inline_irg_env *x; /**< the inline environment */
+ int ignore_runtime; /**< the ignore runtime flag */
+} wenv_t;
/**
* post-walker: collect all calls in the inline-environment
* of a graph and sum some statistics.
*/
-static void collect_calls2(ir_node *call, void *env) {
- inline_irg_env *x = (inline_irg_env *)env;
- ir_op *op = get_irn_op(call);
- ir_graph *callee;
+static void collect_calls2(ir_node *call, void *ctx) {
+ wenv_t *env = ctx;
+ inline_irg_env *x = env->x;
+ ir_op *op = get_irn_op(call);
+ ir_graph *callee;
+ call_entry *entry;
/* count meaningful nodes in irg */
if (op != op_Proj && op != op_Tuple && op != op_Sync) {
- x->n_nodes++;
- x->n_nodes_orig++;
+ ++x->n_nodes;
+ ++x->n_nodes_orig;
}
if (op != op_Call) return;
+ /* check, if it's a runtime call */
+ if (env->ignore_runtime) {
+ ir_node *symc = get_Call_ptr(call);
+
+ if (is_SymConst(symc) && get_SymConst_kind(symc) == symconst_addr_ent) {
+ entity *ent = get_SymConst_entity(symc);
+
+ if (get_entity_additional_properties(ent) & mtp_property_runtime)
+ return;
+ }
+ }
+
/* collect all call nodes */
- eset_insert(x->call_nodes, call);
- x->n_call_nodes++;
- x->n_call_nodes_orig++;
+ ++x->n_call_nodes;
+ ++x->n_call_nodes_orig;
- /* count all static callers */
callee = get_call_called_irg(call);
if (callee) {
inline_irg_env *callee_env = get_irg_link(callee);
- callee_env->n_callers++;
- callee_env->n_callers_orig++;
+ /* count all static callers */
+ ++callee_env->n_callers;
+ ++callee_env->n_callers_orig;
+
+ /* link it in the list of possible inlinable entries */
+ entry = obstack_alloc(env->obst, sizeof(*entry));
+ entry->call = call;
+ entry->callee = callee;
+ entry->next = NULL;
+ if (x->call_tail == NULL)
+ x->call_head = entry;
+ else
+ x->call_tail->next = entry;
+ x->call_tail = entry;
}
}
* hence this irg is a leave.
*/
INLINE static int is_leave(ir_graph *irg) {
- return (((inline_irg_env *)get_irg_link(irg))->n_call_nodes == 0);
+ inline_irg_env *env = get_irg_link(irg);
+ return env->n_call_nodes == 0;
}
/**
* Returns TRUE if the number of callers is smaller size in the irg's environment.
*/
INLINE static int is_smaller(ir_graph *callee, int size) {
- return (((inline_irg_env *)get_irg_link(callee))->n_nodes < size);
+ inline_irg_env *env = get_irg_link(callee);
+ return env->n_nodes < size;
}
+/**
+ * Append the nodes of the list src to the nodes of the list in environment dst.
+ */
+static void append_call_list(struct obstack *obst, inline_irg_env *dst, call_entry *src) {
+ call_entry *entry, *nentry;
+
+ /* Note that the src list points to Call nodes in the inlined graph, but
+ we need Call nodes in our graph. Luckily the inliner leaves this information
+ in the link field. */
+ for (entry = src; entry != NULL; entry = entry->next) {
+ nentry = obstack_alloc(obst, sizeof(*nentry));
+ nentry->call = get_irn_link(entry->call);
+ nentry->callee = entry->callee;
+ nentry->next = NULL;
+ dst->call_tail->next = nentry;
+ dst->call_tail = nentry;
+ }
+}
/*
* Inlines small leave methods at call sites where the called address comes
* Methods where the obstack containing the firm graph is smaller than
* size are inlined.
*/
-void inline_leave_functions(int maxsize, int leavesize, int size) {
- inline_irg_env *env;
- int i, n_irgs = get_irp_n_irgs();
- ir_graph *rem = current_ir_graph;
- int did_inline = 1;
+void inline_leave_functions(int maxsize, int leavesize, int size, int ignore_runtime) {
+ inline_irg_env *env;
+ ir_graph *irg;
+ int i, n_irgs;
+ ir_graph *rem;
+ int did_inline;
+ wenv_t wenv;
+ call_entry *entry, *tail;
+ const call_entry *centry;
+ struct obstack obst;
+ DEBUG_ONLY(firm_dbg_module_t *dbg;)
if (!(get_opt_optimize() && get_opt_inline())) return;
+ FIRM_DBG_REGISTER(dbg, "firm.opt.inline");
+ rem = current_ir_graph;
+ obstack_init(&obst);
+
/* extend all irgs by a temporary data structure for inlining. */
+ n_irgs = get_irp_n_irgs();
for (i = 0; i < n_irgs; ++i)
- set_irg_link(get_irp_irg(i), new_inline_irg_env());
+ set_irg_link(get_irp_irg(i), alloc_inline_irg_env(&obst));
/* Precompute information in temporary data structure. */
+ wenv.obst = &obst;
+ wenv.ignore_runtime = ignore_runtime;
for (i = 0; i < n_irgs; ++i) {
- current_ir_graph = get_irp_irg(i);
- assert(get_irg_phase_state(current_ir_graph) != phase_building);
- free_callee_info(current_ir_graph);
+ ir_graph *irg = get_irp_irg(i);
+
+ assert(get_irg_phase_state(irg) != phase_building);
+ free_callee_info(irg);
- irg_walk(get_irg_end(current_ir_graph), NULL, collect_calls2,
- get_irg_link(current_ir_graph));
+ wenv.x = get_irg_link(irg);
+ irg_walk_graph(irg, NULL, collect_calls2, &wenv);
}
/* -- and now inline. -- */
/* Inline leaves recursively -- we might construct new leaves. */
- while (did_inline) {
+ do {
did_inline = 0;
for (i = 0; i < n_irgs; ++i) {
current_ir_graph = get_irp_irg(i);
env = (inline_irg_env *)get_irg_link(current_ir_graph);
- for (call = eset_first(env->call_nodes); call; call = eset_next(env->call_nodes)) {
+ tail = NULL;
+ for (entry = env->call_head; entry != NULL; entry = entry->next) {
ir_graph *callee;
- if (get_irn_op(call) == op_Tuple) continue; /* We already have inlined this call. */
- callee = get_call_called_irg(call);
+ if (env->n_nodes > maxsize) break;
- if (env->n_nodes > maxsize) continue; // break;
+ call = entry->call;
+ callee = entry->callee;
- if (callee && (is_leave(callee) && is_smaller(callee, leavesize))) {
+ if (is_leave(callee) && is_smaller(callee, leavesize)) {
if (!phiproj_computed) {
phiproj_computed = 1;
collect_phiprojs(current_ir_graph);
if (did_inline) {
/* Do some statistics */
inline_irg_env *callee_env = (inline_irg_env *)get_irg_link(callee);
- env->n_call_nodes --;
+ --env->n_call_nodes;
env->n_nodes += callee_env->n_nodes;
- callee_env->n_callers--;
+ --callee_env->n_callers;
+
+ /* remove this call from the list */
+ if (tail != NULL)
+ tail->next = entry->next;
+ else
+ env->call_head = entry->next;
+ continue;
}
}
+ tail = entry;
}
+ env->call_tail = tail;
}
- }
+ } while (did_inline);
/* inline other small functions. */
for (i = 0; i < n_irgs; ++i) {
ir_node *call;
- eset *walkset;
int phiproj_computed = 0;
current_ir_graph = get_irp_irg(i);
env = (inline_irg_env *)get_irg_link(current_ir_graph);
- /* we can not walk and change a set, nor remove from it.
- So recompute.*/
- walkset = env->call_nodes;
- env->call_nodes = eset_create();
- for (call = eset_first(walkset); call; call = eset_next(walkset)) {
+ /* note that the list of possible calls is updated during the process */
+ tail = NULL;
+ for (entry = env->call_head; entry != NULL; entry = entry->next) {
ir_graph *callee;
- if (get_irn_op(call) == op_Tuple) continue; /* We already inlined. */
- callee = get_call_called_irg(call);
+ call = entry->call;
+ callee = entry->callee;
- if (callee &&
- ((is_smaller(callee, size) && (env->n_nodes < maxsize)) || /* small function */
+ if (((is_smaller(callee, size) && (env->n_nodes < maxsize)) || /* small function */
(get_irg_inline_property(callee) >= irg_inline_forced))) {
if (!phiproj_computed) {
phiproj_computed = 1;
}
if (inline_method(call, callee)) {
inline_irg_env *callee_env = (inline_irg_env *)get_irg_link(callee);
- env->n_call_nodes--;
- eset_insert_all(env->call_nodes, callee_env->call_nodes); /* @@@ ??? This are the wrong nodes !? Not the copied ones. */
+ /* callee was inline. Append it's call list. */
+ --env->n_call_nodes;
+ append_call_list(&obst, env, callee_env->call_head);
env->n_call_nodes += callee_env->n_call_nodes;
env->n_nodes += callee_env->n_nodes;
- callee_env->n_callers--;
+ --callee_env->n_callers;
+
+ /* after we have inlined callee, all called methods inside callee
+ are now called once more */
+ for (centry = callee_env->call_head; centry != NULL; centry = centry->next) {
+ inline_irg_env *penv = get_irg_link(centry->callee);
+ ++penv->n_callers;
+ }
+
+ /* remove this call from the list */
+ if (tail != NULL)
+ tail->next = entry->next;
+ else
+ env->call_head = entry->next;
+ continue;
}
- } else {
- eset_insert(env->call_nodes, call);
}
+ tail = entry;
}
- eset_destroy(walkset);
+ env->call_tail = tail;
}
for (i = 0; i < n_irgs; ++i) {
- current_ir_graph = get_irp_irg(i);
-#if 0
- env = (inline_irg_env *)get_irg_link(current_ir_graph);
+ irg = get_irp_irg(i);
+ env = (inline_irg_env *)get_irg_link(irg);
if ((env->n_call_nodes_orig != env->n_call_nodes) ||
(env->n_callers_orig != env->n_callers))
- printf("Nodes:%3d ->%3d, calls:%3d ->%3d, callers:%3d ->%3d, -- %s\n",
+ DB((dbg, SET_LEVEL_1, "Nodes:%3d ->%3d, calls:%3d ->%3d, callers:%3d ->%3d, -- %s\n",
env->n_nodes_orig, env->n_nodes, env->n_call_nodes_orig, env->n_call_nodes,
env->n_callers_orig, env->n_callers,
- get_entity_name(get_irg_entity(current_ir_graph)));
-#endif
- free_inline_irg_env((inline_irg_env *)get_irg_link(current_ir_graph));
+ get_entity_name(get_irg_entity(irg))));
}
+ obstack_free(&obst, NULL);
current_ir_graph = rem;
}
* the control flow will be dead later.
*/
static void
-place_floats_early(ir_node *n, pdeq *worklist)
+place_floats_early(ir_node *n, waitq *worklist)
{
int i, irn_arity;
int depth = 0;
ir_node *b = NULL; /* The block to place this node in */
- assert(get_irn_op(n) != op_Block);
+ assert(is_no_Block(n));
- if ((get_irn_op(n) == op_Const) ||
- (get_irn_op(n) == op_SymConst) ||
- (is_Bad(n)) ||
- (get_irn_op(n) == op_Unknown)) {
+ if (is_irn_start_block_placed(n)) {
/* These nodes will not be placed by the loop below. */
b = get_irg_start_block(current_ir_graph);
depth = 1;
* If the current node is NOT in a dead block, but one of its
* predecessors is, we must move the predecessor to a live block.
* Such thing can happen, if global CSE chose a node from a dead block.
- * We move it simple to our block.
+ * We move it simply to our block.
* Note that neither Phi nor End nodes are floating, so we don't
* need to handle them here.
*/
for (i = -1; i < irn_arity; ++i) {
ir_node *pred = get_irn_n(n, i);
if (irn_not_visited(pred))
- pdeq_putr(worklist, pred);
+ waitq_put(worklist, pred);
}
}
else if (is_Block(n)) {
for (i = irn_arity - 1; i >= 0; --i) {
ir_node *pred = get_irn_n(n, i);
if (irn_not_visited(pred))
- pdeq_putr(worklist, pred);
+ waitq_put(worklist, pred);
}
}
else if (is_Phi(n)) {
*/
pred = get_irn_n(n, -1);
if (irn_not_visited(pred))
- pdeq_putr(worklist, pred);
+ waitq_put(worklist, pred);
for (i = irn_arity - 1; i >= 0; --i) {
ir_node *pred = get_irn_n(n, i);
is_Block_unreachable(get_irn_n(pred, -1))) {
set_nodes_block(pred, get_Block_cfgpred_block(curr_block, i));
}
- pdeq_putr(worklist, pred);
+ waitq_put(worklist, pred);
}
}
}
*/
pred = get_irn_n(n, -1);
if (irn_not_visited(pred))
- pdeq_putr(worklist, pred);
+ waitq_put(worklist, pred);
for (i = irn_arity - 1; i >= 0; --i) {
ir_node *pred = get_irn_n(n, i);
is_Block_unreachable(get_irn_n(pred, -1))) {
set_nodes_block(pred, curr_block);
}
- pdeq_putr(worklist, pred);
+ waitq_put(worklist, pred);
}
}
}
* places all floating nodes reachable from its argument through floating
* nodes and adds all beginnings at op_pin_state_pinned nodes to the worklist.
*/
-static INLINE void place_early(pdeq *worklist) {
+static INLINE void place_early(waitq *worklist) {
assert(worklist);
inc_irg_visited(current_ir_graph);
place_floats_early(get_irg_end(current_ir_graph), worklist);
/* Work the content of the worklist. */
- while (!pdeq_empty(worklist)) {
- ir_node *n = pdeq_getl(worklist);
+ while (!waitq_empty(worklist)) {
+ ir_node *n = waitq_get(worklist);
if (irn_not_visited(n))
place_floats_early(n, worklist);
}
* @param n the node that should be moved
* @param early the earliest block we can n move to
*/
-static void
-move_out_of_loops (ir_node *n, ir_node *early)
+static void move_out_of_loops(ir_node *n, ir_node *early)
{
ir_node *best, *dca;
assert(n && early);
* loops as possible and then makes it as control dependent as
* possible.
*/
-static void
-place_floats_late(ir_node *n, pdeq *worklist)
+static void place_floats_late(ir_node *n, pdeq *worklist)
{
int i;
ir_node *early_blk;
}
}
-static INLINE void place_late(pdeq *worklist) {
+static INLINE void place_late(waitq *worklist) {
assert(worklist);
inc_irg_visited(current_ir_graph);
place_floats_late(get_irg_start_block(current_ir_graph), worklist);
/* And now empty the worklist again... */
- while (!pdeq_empty(worklist)) {
- ir_node *n = pdeq_getl(worklist);
+ while (!waitq_empty(worklist)) {
+ ir_node *n = waitq_get(worklist);
if (irn_not_visited(n))
place_floats_late(n, worklist);
}
}
void place_code(ir_graph *irg) {
- pdeq *worklist;
+ waitq *worklist;
ir_graph *rem = current_ir_graph;
current_ir_graph = irg;
/* Place all floating nodes as early as possible. This guarantees
a legal code placement. */
- worklist = new_pdeq();
+ worklist = new_waitq();
place_early(worklist);
/* place_early() invalidates the outs, place_late needs them. */
set_irg_outs_inconsistent(current_ir_graph);
set_irg_loopinfo_inconsistent(current_ir_graph);
- del_pdeq(worklist);
+ del_waitq(worklist);
current_ir_graph = rem;
}