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mesa: Use the new hash table for the variable refcount visitor.

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Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
[jordan.l.justen@intel.com: open_hash_table => hash_table]
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
This commit is contained in:
Eric Anholt
2012-10-17 15:20:09 -07:00
committed by Jordan Justen
parent 59284bc44a
commit 1ddc021b2a
7 changed files with 45 additions and 22 deletions
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src/glsl/ir_variable_refcount.cpp
+28 -7
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@@ -33,7 +33,26 @@
#include "ir_visitor.h"
#include "ir_variable_refcount.h"
#include "glsl_types.h"
#include "main/hash_table.h"
ir_variable_refcount_visitor::ir_variable_refcount_visitor()
{
this->mem_ctx = ralloc_context(NULL);
this->ht = _mesa_hash_table_create(NULL, _mesa_key_pointer_equal);
}
static void
free_entry(struct hash_entry *entry)
{
ir_variable_refcount_entry *ivre = (ir_variable_refcount_entry *) entry->data;
delete ivre;
}
ir_variable_refcount_visitor::~ir_variable_refcount_visitor()
{
ralloc_free(this->mem_ctx);
_mesa_hash_table_destroy(this->ht, free_entry);
}
// constructor
ir_variable_refcount_entry::ir_variable_refcount_entry(ir_variable *var)
@@ -50,15 +69,17 @@ ir_variable_refcount_entry *
ir_variable_refcount_visitor::get_variable_entry(ir_variable *var)
{
assert(var);
foreach_iter(exec_list_iterator, iter, this->variable_list) {
ir_variable_refcount_entry *entry = (ir_variable_refcount_entry *)iter.get();
if (entry->var == var)
return entry;
}
ir_variable_refcount_entry *entry = new(mem_ctx) ir_variable_refcount_entry(var);
struct hash_entry *e = _mesa_hash_table_search(this->ht,
_mesa_hash_pointer(var),
var);
if (e)
return (ir_variable_refcount_entry *)e->data;
ir_variable_refcount_entry *entry = new ir_variable_refcount_entry(var);
assert(entry->referenced_count == 0);
this->variable_list.push_tail(entry);
_mesa_hash_table_insert(this->ht, _mesa_hash_pointer(var), var, entry);
return entry;
}