99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ART_COMPILER_LLVM_RUNTIME_SUPPORT_BUILDER_H_
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#define ART_COMPILER_LLVM_RUNTIME_SUPPORT_BUILDER_H_
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#include "backend_types.h"
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#include "base/logging.h"
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#include "runtime_support_llvm_func.h"
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#include <stdint.h>
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namespace llvm {
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class LLVMContext;
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class Module;
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class Function;
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class Type;
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class Value;
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}
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namespace art {
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namespace llvm {
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class IRBuilder;
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class RuntimeSupportBuilder {
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public:
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RuntimeSupportBuilder(::llvm::LLVMContext& context, ::llvm::Module& module, IRBuilder& irb);
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/* Thread */
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virtual ::llvm::Value* EmitGetCurrentThread();
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virtual ::llvm::Value* EmitLoadFromThreadOffset(int64_t offset, ::llvm::Type* type,
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TBAASpecialType s_ty);
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virtual void EmitStoreToThreadOffset(int64_t offset, ::llvm::Value* value,
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TBAASpecialType s_ty);
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virtual ::llvm::Value* EmitSetCurrentThread(::llvm::Value* thread);
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/* ShadowFrame */
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virtual ::llvm::Value* EmitPushShadowFrame(::llvm::Value* new_shadow_frame,
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::llvm::Value* method, uint32_t num_vregs);
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virtual ::llvm::Value* EmitPushShadowFrameNoInline(::llvm::Value* new_shadow_frame,
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::llvm::Value* method, uint32_t num_vregs);
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virtual void EmitPopShadowFrame(::llvm::Value* old_shadow_frame);
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/* Exception */
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virtual ::llvm::Value* EmitGetAndClearException();
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virtual ::llvm::Value* EmitIsExceptionPending();
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/* Suspend */
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virtual void EmitTestSuspend();
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/* Monitor */
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void EmitLockObject(::llvm::Value* object);
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void EmitUnlockObject(::llvm::Value* object);
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/* MarkGCCard */
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virtual void EmitMarkGCCard(::llvm::Value* value, ::llvm::Value* target_addr);
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::llvm::Function* GetRuntimeSupportFunction(runtime_support::RuntimeId id) {
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if (id >= 0 && id < runtime_support::MAX_ID) {
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return runtime_support_func_decls_[id];
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} else {
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LOG(ERROR) << "Unknown runtime function id: " << id;
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return NULL;
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}
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}
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virtual ~RuntimeSupportBuilder() {}
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protected:
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::llvm::LLVMContext& context_;
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::llvm::Module& module_;
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IRBuilder& irb_;
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private:
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::llvm::Function* runtime_support_func_decls_[runtime_support::MAX_ID];
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bool target_runtime_support_func_[runtime_support::MAX_ID];
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};
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} // namespace llvm
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} // namespace art
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#endif // ART_COMPILER_LLVM_RUNTIME_SUPPORT_BUILDER_H_
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