| // Copyright (c) 2021, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #include "vm/globals.h" |
| #if defined(TARGET_ARCH_RISCV32) || defined(TARGET_ARCH_RISCV64) |
| |
| #include "vm/code_patcher.h" |
| #include "vm/compiler/assembler/assembler.h" |
| #include "vm/dart_entry.h" |
| #include "vm/instructions.h" |
| #include "vm/native_entry.h" |
| #include "vm/native_entry_test.h" |
| #include "vm/runtime_entry.h" |
| #include "vm/stub_code.h" |
| #include "vm/symbols.h" |
| #include "vm/unit_test.h" |
| |
| namespace dart { |
| |
| #define __ assembler-> |
| |
| ASSEMBLER_TEST_GENERATE(IcDataAccess, assembler) { |
| Thread* thread = Thread::Current(); |
| const String& class_name = String::Handle(Symbols::New(thread, "ownerClass")); |
| const Script& script = Script::Handle(); |
| const Class& owner_class = Class::Handle(Class::New( |
| Library::Handle(), class_name, script, TokenPosition::kNoSource)); |
| const String& function_name = |
| String::Handle(Symbols::New(thread, "callerFunction")); |
| const FunctionType& signature = FunctionType::ZoneHandle(FunctionType::New()); |
| const Function& function = Function::Handle(Function::New( |
| signature, function_name, UntaggedFunction::kRegularFunction, true, false, |
| false, false, false, owner_class, TokenPosition::kNoSource)); |
| |
| const String& target_name = |
| String::Handle(Symbols::New(thread, "targetFunction")); |
| const intptr_t kTypeArgsLen = 0; |
| const intptr_t kNumArgs = 1; |
| const Array& args_descriptor = Array::Handle(ArgumentsDescriptor::NewBoxed( |
| kTypeArgsLen, kNumArgs, Object::null_array())); |
| const ICData& ic_data = ICData::ZoneHandle(ICData::New( |
| function, target_name, args_descriptor, 15, 1, ICData::kInstance)); |
| const Code& stub = StubCode::OneArgCheckInlineCache(); |
| |
| // Code is generated, but not executed. Just parsed with CodePatcher. |
| __ set_constant_pool_allowed(true); // Uninitialized pp is OK. |
| __ LoadUniqueObject(IC_DATA_REG, ic_data); |
| __ LoadUniqueObject(CODE_REG, stub); |
| __ Call(compiler::FieldAddress( |
| CODE_REG, Code::entry_point_offset(Code::EntryKind::kMonomorphic))); |
| __ ret(); |
| } |
| |
| ASSEMBLER_TEST_RUN(IcDataAccess, test) { |
| uword end = test->payload_start() + test->code().Size(); |
| uword return_address = end - CInstr::kInstrSize; |
| ICData& ic_data = ICData::Handle(); |
| CodePatcher::GetInstanceCallAt(return_address, test->code(), &ic_data); |
| EXPECT_STREQ("targetFunction", |
| String::Handle(ic_data.target_name()).ToCString()); |
| EXPECT_EQ(1, ic_data.NumArgsTested()); |
| EXPECT_EQ(0, ic_data.NumberOfChecks()); |
| } |
| |
| } // namespace dart |
| |
| #endif // defined TARGET_ARCH_RISCV |