Esempi in C++ (Cpp) per AppendConstantOperands

Esempio n. 1

File: local_access_chain_convert_pass.cpp Progetto: MikePopoloski/bgfx

void LocalAccessChainConvertPass::ReplaceAccessChainLoad(
    const Instruction* address_inst, Instruction* original_load) {
  // Build and append load of variable in ptrInst
  std::vector<std::unique_ptr<Instruction>> new_inst;
  uint32_t varId;
  uint32_t varPteTypeId;
  const uint32_t ldResultId =
      BuildAndAppendVarLoad(address_inst, &varId, &varPteTypeId, &new_inst);
  context()->get_decoration_mgr()->CloneDecorations(
      original_load->result_id(), ldResultId, {SpvDecorationRelaxedPrecision});
  original_load->InsertBefore(std::move(new_inst));

  // Rewrite |original_load| into an extract.
  Instruction::OperandList new_operands;

  // copy the result id and the type id to the new operand list.
  new_operands.emplace_back(original_load->GetOperand(0));
  new_operands.emplace_back(original_load->GetOperand(1));

  new_operands.emplace_back(
      Operand({spv_operand_type_t::SPV_OPERAND_TYPE_ID, {ldResultId}}));
  AppendConstantOperands(address_inst, &new_operands);
  original_load->SetOpcode(SpvOpCompositeExtract);
  original_load->ReplaceOperands(new_operands);
  context()->UpdateDefUse(original_load);
}

Esempio n. 2

File: local_access_chain_convert_pass.cpp Progetto: MikePopoloski/bgfx

void LocalAccessChainConvertPass::GenAccessChainStoreReplacement(
    const Instruction* ptrInst, uint32_t valId,
    std::vector<std::unique_ptr<Instruction>>* newInsts) {
  // Build and append load of variable in ptrInst
  uint32_t varId;
  uint32_t varPteTypeId;
  const uint32_t ldResultId =
      BuildAndAppendVarLoad(ptrInst, &varId, &varPteTypeId, newInsts);
  context()->get_decoration_mgr()->CloneDecorations(
      varId, ldResultId, {SpvDecorationRelaxedPrecision});

  // Build and append Insert
  const uint32_t insResultId = TakeNextId();
  std::vector<Operand> ins_in_opnds = {
      {spv_operand_type_t::SPV_OPERAND_TYPE_ID, {valId}},
      {spv_operand_type_t::SPV_OPERAND_TYPE_ID, {ldResultId}}};
  AppendConstantOperands(ptrInst, &ins_in_opnds);
  BuildAndAppendInst(SpvOpCompositeInsert, varPteTypeId, insResultId,
                     ins_in_opnds, newInsts);

  context()->get_decoration_mgr()->CloneDecorations(
      varId, insResultId, {SpvDecorationRelaxedPrecision});

  // Build and append Store
  BuildAndAppendInst(SpvOpStore, 0, 0,
                     {{spv_operand_type_t::SPV_OPERAND_TYPE_ID, {varId}},
                      {spv_operand_type_t::SPV_OPERAND_TYPE_ID, {insResultId}}},
                     newInsts);
}

Esempio n. 3

File: local_access_chain_convert_pass.cpp Progetto: MIPS/prebuilts-ndk

uint32_t LocalAccessChainConvertPass::GenAccessChainLoadReplacement(
    const ir::Instruction* ptrInst,
    std::vector<std::unique_ptr<ir::Instruction>>* newInsts) {

  // Build and append load of variable in ptrInst
  uint32_t varId;
  uint32_t varPteTypeId;
  const uint32_t ldResultId = BuildAndAppendVarLoad(ptrInst, &varId,
                                                    &varPteTypeId, newInsts);

  // Build and append Extract
  const uint32_t extResultId = TakeNextId();
  const uint32_t ptrPteTypeId = GetPointeeTypeId(ptrInst);
  std::vector<ir::Operand> ext_in_opnds = 
      {{spv_operand_type_t::SPV_OPERAND_TYPE_ID, {ldResultId}}};
  AppendConstantOperands(ptrInst, &ext_in_opnds);
  BuildAndAppendInst(SpvOpCompositeExtract, ptrPteTypeId, extResultId, 
                     ext_in_opnds, newInsts);
  return extResultId;
}