ART: Optimizing compiler intrinsics
Add intrinsics infrastructure to the optimizing compiler.
Add almost all intrinsics supported by Quick to the x86-64 backend.
Further intrinsics require more assembler support.
Change-Id: I48de9b44c82886bb298d16e74e12a9506b8e8807
diff --git a/compiler/optimizing/intrinsics_x86_64.h b/compiler/optimizing/intrinsics_x86_64.h
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+++ b/compiler/optimizing/intrinsics_x86_64.h
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+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * 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.
+ */
+
+#ifndef ART_COMPILER_OPTIMIZING_INTRINSICS_X86_64_H_
+#define ART_COMPILER_OPTIMIZING_INTRINSICS_X86_64_H_
+
+#include "intrinsics.h"
+
+namespace art {
+
+class ArenaAllocator;
+class HInvokeStaticOrDirect;
+class HInvokeVirtual;
+
+namespace x86_64 {
+
+class CodeGeneratorX86_64;
+class X86_64Assembler;
+
+class IntrinsicLocationsBuilderX86_64 FINAL : public IntrinsicVisitor {
+ public:
+ explicit IntrinsicLocationsBuilderX86_64(ArenaAllocator* arena) : arena_(arena) {}
+
+ // Define visitor methods.
+
+#define OPTIMIZING_INTRINSICS(Name, IsStatic) \
+ void Visit ## Name(HInvoke* invoke) OVERRIDE;
+#include "intrinsics_list.h"
+INTRINSICS_LIST(OPTIMIZING_INTRINSICS)
+#undef INTRINSICS_LIST
+#undef OPTIMIZING_INTRINSICS
+
+ // Check whether an invoke is an intrinsic, and if so, create a location summary. Returns whether
+ // a corresponding LocationSummary with the intrinsified_ flag set was generated and attached to
+ // the invoke.
+ bool TryDispatch(HInvoke* invoke);
+
+ private:
+ ArenaAllocator* arena_;
+
+ DISALLOW_COPY_AND_ASSIGN(IntrinsicLocationsBuilderX86_64);
+};
+
+class IntrinsicCodeGeneratorX86_64 FINAL : public IntrinsicVisitor {
+ public:
+ explicit IntrinsicCodeGeneratorX86_64(CodeGeneratorX86_64* codegen) : codegen_(codegen) {}
+
+ // Define visitor methods.
+
+#define OPTIMIZING_INTRINSICS(Name, IsStatic) \
+ void Visit ## Name(HInvoke* invoke) OVERRIDE;
+#include "intrinsics_list.h"
+INTRINSICS_LIST(OPTIMIZING_INTRINSICS)
+#undef INTRINSICS_LIST
+#undef OPTIMIZING_INTRINSICS
+
+ private:
+ X86_64Assembler* GetAssembler();
+
+ ArenaAllocator* GetArena();
+
+ CodeGeneratorX86_64* codegen_;
+
+ DISALLOW_COPY_AND_ASSIGN(IntrinsicCodeGeneratorX86_64);
+};
+
+} // namespace x86_64
+} // namespace art
+
+#endif // ART_COMPILER_OPTIMIZING_INTRINSICS_X86_64_H_