v8/test/cctest/compiler/test-linkage.cc
Jakob Gruber 05100848ba Revert "[nojit] Remove code stubs"
This reverts commit f849396c3a.

Reason for revert: arm64: https://ci.chromium.org/p/v8/builders/luci.v8.ci/V8%20Linux%20-%20arm64%20-%20sim%20-%20MSAN/24229

Original change's description:
> [nojit] Remove code stubs
> 
> All stubs have been migrated to builtins. This CL removes most related
> code.
> 
> Bug: v8:7777, v8:5784
> Change-Id: I4470cfef34788e6c8e0fd5fd09e40e250d088dad
> Reviewed-on: https://chromium-review.googlesource.com/c/1365284
> Commit-Queue: Jakob Gruber <jgruber@chromium.org>
> Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
> Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
> Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
> Reviewed-by: Yang Guo <yangguo@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#58093}

TBR=jkummerow@chromium.org,yangguo@chromium.org,mstarzinger@chromium.org,jarin@chromium.org,jgruber@chromium.org,bmeurer@chromium.org

Change-Id: I52c3abd3f4e5872fe26ed7e527a58b118e02b387
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: v8:7777, v8:5784
Reviewed-on: https://chromium-review.googlesource.com/c/1367804
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58095}
2018-12-07 13:54:22 +00:00

126 lines
4.8 KiB
C++

// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "src/api-inl.h"
#include "src/code-factory.h"
#include "src/code-stubs.h"
#include "src/compiler.h"
#include "src/compiler/common-operator.h"
#include "src/compiler/graph.h"
#include "src/compiler/linkage.h"
#include "src/compiler/machine-operator.h"
#include "src/compiler/node.h"
#include "src/compiler/operator.h"
#include "src/compiler/pipeline.h"
#include "src/compiler/schedule.h"
#include "src/objects-inl.h"
#include "src/optimized-compilation-info.h"
#include "src/parsing/parse-info.h"
#include "src/zone/zone.h"
#include "test/cctest/cctest.h"
namespace v8 {
namespace internal {
namespace compiler {
static Operator dummy_operator(IrOpcode::kParameter, Operator::kNoWrite,
"dummy", 0, 0, 0, 0, 0, 0);
// So we can get a real JS function.
static Handle<JSFunction> Compile(const char* source) {
Isolate* isolate = CcTest::i_isolate();
Handle<String> source_code = isolate->factory()
->NewStringFromUtf8(CStrVector(source))
.ToHandleChecked();
Handle<SharedFunctionInfo> shared =
Compiler::GetSharedFunctionInfoForScript(
isolate, source_code, Compiler::ScriptDetails(),
v8::ScriptOriginOptions(), nullptr, nullptr,
v8::ScriptCompiler::kNoCompileOptions,
ScriptCompiler::kNoCacheNoReason, NOT_NATIVES_CODE)
.ToHandleChecked();
return isolate->factory()->NewFunctionFromSharedFunctionInfo(
shared, isolate->native_context());
}
TEST(TestLinkageCreate) {
HandleAndZoneScope handles;
Handle<JSFunction> function = Compile("a + b");
Handle<SharedFunctionInfo> shared(function->shared(), handles.main_isolate());
OptimizedCompilationInfo info(handles.main_zone(), function->GetIsolate(),
shared, function);
auto call_descriptor = Linkage::ComputeIncoming(info.zone(), &info);
CHECK(call_descriptor);
}
TEST(TestLinkageJSFunctionIncoming) {
const char* sources[] = {"(function() { })", "(function(a) { })",
"(function(a,b) { })", "(function(a,b,c) { })"};
for (int i = 0; i < 3; i++) {
HandleAndZoneScope handles;
Handle<JSFunction> function =
Handle<JSFunction>::cast(v8::Utils::OpenHandle(
*v8::Local<v8::Function>::Cast(CompileRun(sources[i]))));
Handle<SharedFunctionInfo> shared(function->shared(),
handles.main_isolate());
OptimizedCompilationInfo info(handles.main_zone(), function->GetIsolate(),
shared, function);
auto call_descriptor = Linkage::ComputeIncoming(info.zone(), &info);
CHECK(call_descriptor);
CHECK_EQ(1 + i, static_cast<int>(call_descriptor->JSParameterCount()));
CHECK_EQ(1, static_cast<int>(call_descriptor->ReturnCount()));
CHECK_EQ(Operator::kNoProperties, call_descriptor->properties());
CHECK_EQ(true, call_descriptor->IsJSFunctionCall());
}
}
TEST(TestLinkageJSCall) {
HandleAndZoneScope handles;
Handle<JSFunction> function = Compile("a + c");
Handle<SharedFunctionInfo> shared(function->shared(), handles.main_isolate());
OptimizedCompilationInfo info(handles.main_zone(), function->GetIsolate(),
shared, function);
for (int i = 0; i < 32; i++) {
auto call_descriptor = Linkage::GetJSCallDescriptor(
info.zone(), false, i, CallDescriptor::kNoFlags);
CHECK(call_descriptor);
CHECK_EQ(i, static_cast<int>(call_descriptor->JSParameterCount()));
CHECK_EQ(1, static_cast<int>(call_descriptor->ReturnCount()));
CHECK_EQ(Operator::kNoProperties, call_descriptor->properties());
CHECK_EQ(true, call_descriptor->IsJSFunctionCall());
}
}
TEST(TestLinkageRuntimeCall) {
// TODO(titzer): test linkage creation for outgoing runtime calls.
}
TEST(TestLinkageStubCall) {
Isolate* isolate = CcTest::InitIsolateOnce();
Zone zone(isolate->allocator(), ZONE_NAME);
Callable callable = Builtins::CallableFor(isolate, Builtins::kToNumber);
OptimizedCompilationInfo info(ArrayVector("test"), &zone, Code::STUB);
auto call_descriptor = Linkage::GetStubCallDescriptor(
&zone, callable.descriptor(), 0, CallDescriptor::kNoFlags,
Operator::kNoProperties);
CHECK(call_descriptor);
CHECK_EQ(0, static_cast<int>(call_descriptor->StackParameterCount()));
CHECK_EQ(1, static_cast<int>(call_descriptor->ReturnCount()));
CHECK_EQ(Operator::kNoProperties, call_descriptor->properties());
CHECK_EQ(false, call_descriptor->IsJSFunctionCall());
// TODO(titzer): test linkage creation for outgoing stub calls.
}
} // namespace compiler
} // namespace internal
} // namespace v8