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// Copyright (c) 2022 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "source/opt/remove_dontinline_pass.h"
namespace spvtools {
namespace opt {
Pass::Status RemoveDontInline::Process() {
bool modified = false;
modified = ClearDontInlineFunctionControl();
return (modified ? Status::SuccessWithChange : Status::SuccessWithoutChange);
}
bool RemoveDontInline::ClearDontInlineFunctionControl() {
bool modified = false;
for (auto& func : *get_module()) {
ClearDontInlineFunctionControl(&func);
}
return modified;
}
bool RemoveDontInline::ClearDontInlineFunctionControl(Function* function) {
constexpr uint32_t kFunctionControlInOperandIdx = 0;
Instruction* function_inst = &function->DefInst();
uint32_t function_control =
function_inst->GetSingleWordInOperand(kFunctionControlInOperandIdx);
if ((function_control & SpvFunctionControlDontInlineMask) == 0) {
return false;
}
function_control &= ~SpvFunctionControlDontInlineMask;
function_inst->SetInOperand(kFunctionControlInOperandIdx, {function_control});
return true;
}
} // namespace opt
} // namespace spvtools
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