{
std::vector<std::map<Temp, uint32_t>> local_next_uses(block->instructions.size());
- std::map<Temp, uint32_t> next_uses;
for (std::pair<const Temp, std::pair<uint32_t, uint32_t>>& pair :
- ctx.next_use_distances_end[block->index])
- next_uses.insert({pair.first, pair.second.second + block->instructions.size()});
+ ctx.next_use_distances_end[block->index]) {
+ local_next_uses[block->instructions.size() - 1].insert(
+ {pair.first, pair.second.second + block->instructions.size()});
+ }
for (int idx = block->instructions.size() - 1; idx >= 0; idx--) {
aco_ptr<Instruction>& instr = block->instructions[idx];
if (instr->opcode == aco_opcode::p_phi || instr->opcode == aco_opcode::p_linear_phi)
break;
+ if (idx != (int)block->instructions.size() - 1) {
+ local_next_uses[idx] = local_next_uses[idx + 1];
+ }
+
for (const Operand& op : instr->operands) {
if (op.isFixed() && op.physReg() == exec)
continue;
if (op.regClass().type() == RegType::vgpr && op.regClass().is_linear())
continue;
- if (op.isTemp())
- next_uses[op.getTemp()] = idx;
+ if (op.isTemp()) {
+ local_next_uses[idx][op.getTemp()] = idx;
+ }
}
for (const Definition& def : instr->definitions) {
- if (def.isTemp())
- next_uses.erase(def.getTemp());
+ if (def.isTemp()) {
+ local_next_uses[idx].erase(def.getTemp());
+ }
}
- local_next_uses[idx] = next_uses;
}
return local_next_uses;
}