History prior to this date belonged to the now deprecated ISAAC project, and was deleted to save space

lib/ir/value.cc

@@ -0,0 +1,79 @@
+#include <cassert>
+#include "triton/ir/value.h"
+#include "triton/ir/instructions.h"
+
+namespace triton{
+namespace ir{
+
+class type;
+
+//===----------------------------------------------------------------------===//
+//                               value class
+//===----------------------------------------------------------------------===//
+
+value::value(type *ty, const std::string &name): ty_(ty){
+  set_name(name);
+}
+
+void value::add_use(user *arg) {
+  users_.insert(arg);
+}
+
+unsigned value::erase_use(user *arg){
+  return users_.erase(arg);
+}
+
+// TODO: automatic naming scheme + update symbol table
+void value::set_name(const std::string &name){
+  name_ = name;
+}
+
+void value::replace_all_uses_with(value *target){
+  throw std::runtime_error("not implemented");
+}
+
+void visitor::visit_value(ir::value* v) {
+  v->accept(this);
+}
+
+
+//===----------------------------------------------------------------------===//
+//                               user class
+//===----------------------------------------------------------------------===//
+void user::set_operand(unsigned i, value *x) {
+  assert(i < ops_.size() && "set_operand() out of range!");
+  ops_[i] = x;
+  x->add_use(this);
+}
+
+value* user::get_operand(unsigned i) const {
+  assert(i < ops_.size() && "get_operand() out of range!");
+  return ops_[i];
+}
+
+unsigned user::get_num_operands() const {
+  return num_ops_;
+}
+
+unsigned user::get_num_hidden() const {
+  return num_hidden_;
+}
+
+void user::replace_all_uses_with(value *target) {
+  for(auto it = users_.begin(); it != users_.end(); it++){
+    (*it)->replace_uses_of_with(this, target);
+  }
+}
+
+void user::replace_uses_of_with(value *before, value *after) {
+  for(size_t i = 0; i < ops_.size(); i++)
+    if(ops_[i] == before)
+      ops_[i] = after;
+  after->add_use(this);
+  before->erase_use(this);
+}
+
+
+
+}
+}