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f51fe8fca4
gen_snapshot dart2js.dill ... Maximum resident set size (kbytes): 432920 -> 412908 (-4.6%) gen_snapshot dart2js.dill --write-v8-snapshot-profile-to=... Maximum resident set size (kbytes): 904756 -> 662024 (-26.8%) Also shrinks the VM's binary size by ~100k. TEST=ci Bug: b/196510517 Change-Id: I73ea0f87b75e3c1dacb5f31a687effe293e5a350 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/212920 Commit-Queue: Ryan Macnak <rmacnak@google.com> Reviewed-by: Alexander Markov <alexmarkov@google.com>
69 lines
2.6 KiB
C++
69 lines
2.6 KiB
C++
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "vm/globals.h"
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#if defined(TARGET_ARCH_ARM)
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#include "vm/code_patcher.h"
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#include "vm/compiler/assembler/assembler.h"
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#include "vm/dart_entry.h"
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#include "vm/instructions.h"
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#include "vm/native_entry.h"
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#include "vm/native_entry_test.h"
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#include "vm/runtime_entry.h"
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#include "vm/stub_code.h"
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#include "vm/symbols.h"
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#include "vm/unit_test.h"
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namespace dart {
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#define __ assembler->
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ASSEMBLER_TEST_GENERATE(IcDataAccess, assembler) {
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Thread* thread = Thread::Current();
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const String& class_name = String::Handle(Symbols::New(thread, "ownerClass"));
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const Script& script = Script::Handle();
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const Class& owner_class = Class::Handle(Class::New(
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Library::Handle(), class_name, script, TokenPosition::kNoSource));
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const String& function_name =
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String::Handle(Symbols::New(thread, "callerFunction"));
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const FunctionType& signature = FunctionType::ZoneHandle(FunctionType::New());
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const Function& function = Function::Handle(Function::New(
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signature, function_name, UntaggedFunction::kRegularFunction, true, false,
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false, false, false, owner_class, TokenPosition::kNoSource));
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const String& target_name =
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String::Handle(Symbols::New(thread, "targetFunction"));
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const intptr_t kTypeArgsLen = 0;
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const intptr_t kNumArgs = 1;
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const Array& args_descriptor = Array::Handle(ArgumentsDescriptor::NewBoxed(
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kTypeArgsLen, kNumArgs, Object::null_array()));
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const ICData& ic_data = ICData::ZoneHandle(ICData::New(
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function, target_name, args_descriptor, 15, 1, ICData::kInstance));
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// Code is generated, but not executed. Just parsed with CodePatcher.
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__ set_constant_pool_allowed(true); // Uninitialized pp is OK.
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SPILLS_LR_TO_FRAME({}); // Clobbered LR is OK.
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__ LoadObject(R9, ic_data);
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__ BranchLinkPatchable(StubCode::OneArgCheckInlineCache());
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RESTORES_LR_FROM_FRAME({}); // Clobbered LR is OK.
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__ Ret();
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}
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ASSEMBLER_TEST_RUN(IcDataAccess, test) {
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uword end = test->payload_start() + test->code().Size();
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uword return_address = end - Instr::kInstrSize;
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ICData& ic_data = ICData::Handle();
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CodePatcher::GetInstanceCallAt(return_address, test->code(), &ic_data);
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EXPECT_STREQ("targetFunction",
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String::Handle(ic_data.target_name()).ToCString());
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EXPECT_EQ(1, ic_data.NumArgsTested());
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EXPECT_EQ(0, ic_data.NumberOfChecks());
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}
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} // namespace dart
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#endif // TARGET_ARCH_ARM
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