83 lines
1.9 KiB
C++
83 lines
1.9 KiB
C++
#include <cassert>
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#include <iostream>
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#include <algorithm>
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#include "triton/ir/value.h"
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#include "triton/ir/instructions.h"
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namespace triton{
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namespace ir{
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class type;
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//===----------------------------------------------------------------------===//
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// value class
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//===----------------------------------------------------------------------===//
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value::value(type *ty, const std::string &name): ty_(ty){
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set_name(name);
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}
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void value::add_use(user *arg) {
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users_.push_back(arg);
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}
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value::users_t::iterator value::erase_use(user *arg){
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auto it = std::find(users_.begin(), users_.end(), arg);
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if(it == users_.end())
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return it;
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return users_.erase(it);
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}
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// TODO: automatic naming scheme + update symbol table
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void value::set_name(const std::string &name){
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name_ = name;
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}
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void value::replace_all_uses_with(value *target){
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for (auto it = users_.begin(); it != users_.end(); ) {
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it = (*it)->replace_uses_of_with(this, target);
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}
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}
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void visitor::visit_value(ir::value* v) {
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v->accept(this);
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}
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//===----------------------------------------------------------------------===//
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// user class
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//===----------------------------------------------------------------------===//
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void user::set_operand(unsigned i, value *x) {
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assert(i < ops_.size() && "set_operand() out of range!");
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ops_[i] = x;
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x->add_use(this);
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}
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value* user::get_operand(unsigned i) const {
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assert(i < ops_.size() && "get_operand() out of range!");
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return ops_[i];
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}
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unsigned user::get_num_operands() const {
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return num_ops_;
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}
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unsigned user::get_num_hidden() const {
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return num_hidden_;
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}
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value::users_t::iterator user::replace_uses_of_with(value *before, value *after) {
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for(size_t i = 0; i < ops_.size(); i++)
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if(ops_[i] == before){
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ops_[i] = after;
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after->add_use(this);
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}
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return before->erase_use(this);
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}
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}
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}
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