f8e068e926
The BufferedRawMachineAssemblerTester caused problems for the Int64Lowering. Instead we construct a TF graph now which is compiled by Pipeline::GenerateCodeForTesting. R=titzer@chromium.org Review URL: https://codereview.chromium.org/1702023002 Cr-Commit-Position: refs/heads/master@{#34107}
432 lines
13 KiB
C++
432 lines
13 KiB
C++
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "src/wasm/wasm-macro-gen.h"
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#include "test/cctest/cctest.h"
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#include "test/cctest/compiler/value-helper.h"
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#include "test/cctest/wasm/test-signatures.h"
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#include "test/cctest/wasm/wasm-run-utils.h"
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using namespace v8::base;
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using namespace v8::internal;
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using namespace v8::internal::compiler;
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using namespace v8::internal::wasm;
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#define BUILD(r, ...) \
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do { \
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byte code[] = {__VA_ARGS__}; \
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r.Build(code, code + arraysize(code)); \
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} while (false)
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#define ADD_CODE(vec, ...) \
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do { \
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byte __buf[] = {__VA_ARGS__}; \
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for (size_t i = 0; i < sizeof(__buf); i++) vec.push_back(__buf[i]); \
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} while (false)
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namespace {
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// A helper for generating predictable but unique argument values that
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// are easy to debug (e.g. with misaligned stacks).
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class PredictableInputValues {
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public:
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int base_;
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explicit PredictableInputValues(int base) : base_(base) {}
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double arg_d(int which) { return base_ * which + ((which & 1) * 0.5); }
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float arg_f(int which) { return base_ * which + ((which & 1) * 0.25); }
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int32_t arg_i(int which) { return base_ * which + ((which & 1) * kMinInt); }
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int64_t arg_l(int which) {
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return base_ * which + ((which & 1) * (0x04030201LL << 32));
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}
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};
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uint32_t AddJsFunction(TestingModule* module, FunctionSig* sig,
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const char* source) {
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Handle<JSFunction> jsfunc = Handle<JSFunction>::cast(v8::Utils::OpenHandle(
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*v8::Local<v8::Function>::Cast(CompileRun(source))));
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module->AddFunction(sig, Handle<Code>::null());
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uint32_t index = static_cast<uint32_t>(module->module->functions->size() - 1);
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Isolate* isolate = CcTest::InitIsolateOnce();
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Handle<Code> code = CompileWasmToJSWrapper(isolate, module, jsfunc, index);
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module->instance->function_code->at(index) = code;
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return index;
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}
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uint32_t AddJSSelector(TestingModule* module, FunctionSig* sig, int which) {
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const int kMaxParams = 8;
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static const char* formals[kMaxParams] = {
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"", "a", "a,b", "a,b,c",
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"a,b,c,d", "a,b,c,d,e", "a,b,c,d,e,f", "a,b,c,d,e,f,g",
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};
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CHECK_LT(which, static_cast<int>(sig->parameter_count()));
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CHECK_LT(static_cast<int>(sig->parameter_count()), kMaxParams);
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i::EmbeddedVector<char, 256> source;
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char param = 'a' + which;
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SNPrintF(source, "(function(%s) { return %c; })",
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formals[sig->parameter_count()], param);
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return AddJsFunction(module, sig, source.start());
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}
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Handle<JSFunction> WrapCode(ModuleEnv* module, uint32_t index) {
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Isolate* isolate = module->module->shared_isolate;
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// Wrap the code so it can be called as a JS function.
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Handle<String> name = isolate->factory()->NewStringFromStaticChars("main");
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Handle<JSObject> module_object = Handle<JSObject>(0, isolate);
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Handle<Code> code = module->instance->function_code->at(index);
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WasmJs::InstallWasmFunctionMap(isolate, isolate->native_context());
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return compiler::CompileJSToWasmWrapper(isolate, module, name, code,
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module_object, index);
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}
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void EXPECT_CALL(double expected, Handle<JSFunction> jsfunc,
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Handle<Object>* buffer, int count) {
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Isolate* isolate = jsfunc->GetIsolate();
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Handle<Object> global(isolate->context()->global_object(), isolate);
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MaybeHandle<Object> retval =
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Execution::Call(isolate, jsfunc, global, count, buffer);
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CHECK(!retval.is_null());
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Handle<Object> result = retval.ToHandleChecked();
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if (result->IsSmi()) {
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CHECK_EQ(expected, Smi::cast(*result)->value());
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} else {
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CHECK(result->IsHeapNumber());
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CheckFloatEq(expected, HeapNumber::cast(*result)->value());
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}
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}
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void EXPECT_CALL(double expected, Handle<JSFunction> jsfunc, double a,
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double b) {
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Isolate* isolate = jsfunc->GetIsolate();
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Handle<Object> buffer[] = {isolate->factory()->NewNumber(a),
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isolate->factory()->NewNumber(b)};
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EXPECT_CALL(expected, jsfunc, buffer, 2);
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}
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} // namespace
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TEST(Run_Int32Sub_jswrapped) {
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TestSignatures sigs;
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TestingModule module;
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WasmFunctionCompiler t(sigs.i_ii());
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BUILD(t, WASM_I32_SUB(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
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Handle<JSFunction> jsfunc = WrapCode(&module, t.CompileAndAdd(&module));
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EXPECT_CALL(33, jsfunc, 44, 11);
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EXPECT_CALL(-8723487, jsfunc, -8000000, 723487);
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}
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TEST(Run_Float32Div_jswrapped) {
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TestSignatures sigs;
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TestingModule module;
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WasmFunctionCompiler t(sigs.f_ff());
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BUILD(t, WASM_F32_DIV(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
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Handle<JSFunction> jsfunc = WrapCode(&module, t.CompileAndAdd(&module));
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EXPECT_CALL(92, jsfunc, 46, 0.5);
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EXPECT_CALL(64, jsfunc, -16, -0.25);
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}
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TEST(Run_Float64Add_jswrapped) {
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TestSignatures sigs;
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TestingModule module;
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WasmFunctionCompiler t(sigs.d_dd());
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BUILD(t, WASM_F64_ADD(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
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Handle<JSFunction> jsfunc = WrapCode(&module, t.CompileAndAdd(&module));
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EXPECT_CALL(3, jsfunc, 2, 1);
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EXPECT_CALL(-5.5, jsfunc, -5.25, -0.25);
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}
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TEST(Run_I32Popcount_jswrapped) {
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TestSignatures sigs;
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TestingModule module;
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WasmFunctionCompiler t(sigs.i_i());
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BUILD(t, WASM_I32_POPCNT(WASM_GET_LOCAL(0)));
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Handle<JSFunction> jsfunc = WrapCode(&module, t.CompileAndAdd(&module));
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EXPECT_CALL(2, jsfunc, 9, 0);
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EXPECT_CALL(3, jsfunc, 11, 0);
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EXPECT_CALL(6, jsfunc, 0x3F, 0);
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USE(AddJsFunction);
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}
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#if !V8_TARGET_ARCH_ARM64
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// TODO(titzer): dynamic frame alignment on arm64
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TEST(Run_CallJS_Add_jswrapped) {
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TestSignatures sigs;
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TestingModule module;
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WasmFunctionCompiler t(sigs.i_i(), &module);
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uint32_t js_index =
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AddJsFunction(&module, sigs.i_i(), "(function(a) { return a + 99; })");
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BUILD(t, WASM_CALL_FUNCTION(js_index, WASM_GET_LOCAL(0)));
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Handle<JSFunction> jsfunc = WrapCode(&module, t.CompileAndAdd(&module));
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EXPECT_CALL(101, jsfunc, 2, -8);
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EXPECT_CALL(199, jsfunc, 100, -1);
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EXPECT_CALL(-666666801, jsfunc, -666666900, -1);
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}
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#endif
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void RunJSSelectTest(int which) {
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#if !V8_TARGET_ARCH_ARM
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// TODO(titzer): fix tests on arm and reenable
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const int kMaxParams = 8;
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PredictableInputValues inputs(0x100);
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LocalType type = kAstF64;
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LocalType types[kMaxParams + 1] = {type, type, type, type, type,
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type, type, type, type};
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for (int num_params = which + 1; num_params < kMaxParams; num_params++) {
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HandleScope scope(CcTest::InitIsolateOnce());
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FunctionSig sig(1, num_params, types);
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TestingModule module;
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uint32_t js_index = AddJSSelector(&module, &sig, which);
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WasmFunctionCompiler t(&sig, &module);
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{
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std::vector<byte> code;
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ADD_CODE(code, kExprCallFunction, static_cast<byte>(js_index));
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for (int i = 0; i < num_params; i++) {
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ADD_CODE(code, WASM_F64(inputs.arg_d(i)));
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}
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size_t end = code.size();
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code.push_back(0);
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t.Build(&code[0], &code[end]);
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}
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Handle<JSFunction> jsfunc = WrapCode(&module, t.CompileAndAdd(&module));
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double expected = inputs.arg_d(which);
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EXPECT_CALL(expected, jsfunc, 0.0, 0.0);
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}
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#endif
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}
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TEST(Run_JSSelect_0) { RunJSSelectTest(0); }
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TEST(Run_JSSelect_1) { RunJSSelectTest(1); }
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TEST(Run_JSSelect_2) { RunJSSelectTest(2); }
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TEST(Run_JSSelect_3) { RunJSSelectTest(3); }
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TEST(Run_JSSelect_4) { RunJSSelectTest(4); }
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TEST(Run_JSSelect_5) { RunJSSelectTest(5); }
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TEST(Run_JSSelect_6) { RunJSSelectTest(6); }
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TEST(Run_JSSelect_7) { RunJSSelectTest(7); }
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void RunWASMSelectTest(int which) {
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PredictableInputValues inputs(0x200);
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Isolate* isolate = CcTest::InitIsolateOnce();
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const int kMaxParams = 8;
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for (int num_params = which + 1; num_params < kMaxParams; num_params++) {
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LocalType type = kAstF64;
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LocalType types[kMaxParams + 1] = {type, type, type, type, type,
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type, type, type, type};
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FunctionSig sig(1, num_params, types);
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TestingModule module;
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WasmFunctionCompiler t(&sig, &module);
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BUILD(t, WASM_GET_LOCAL(which));
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Handle<JSFunction> jsfunc = WrapCode(&module, t.CompileAndAdd(&module));
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Handle<Object> args[] = {
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isolate->factory()->NewNumber(inputs.arg_d(0)),
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isolate->factory()->NewNumber(inputs.arg_d(1)),
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isolate->factory()->NewNumber(inputs.arg_d(2)),
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isolate->factory()->NewNumber(inputs.arg_d(3)),
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isolate->factory()->NewNumber(inputs.arg_d(4)),
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isolate->factory()->NewNumber(inputs.arg_d(5)),
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isolate->factory()->NewNumber(inputs.arg_d(6)),
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isolate->factory()->NewNumber(inputs.arg_d(7)),
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};
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double expected = inputs.arg_d(which);
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EXPECT_CALL(expected, jsfunc, args, kMaxParams);
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}
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}
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TEST(Run_WASMSelect_0) { RunWASMSelectTest(0); }
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TEST(Run_WASMSelect_1) { RunWASMSelectTest(1); }
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TEST(Run_WASMSelect_2) { RunWASMSelectTest(2); }
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TEST(Run_WASMSelect_3) { RunWASMSelectTest(3); }
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TEST(Run_WASMSelect_4) { RunWASMSelectTest(4); }
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TEST(Run_WASMSelect_5) { RunWASMSelectTest(5); }
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TEST(Run_WASMSelect_6) { RunWASMSelectTest(6); }
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TEST(Run_WASMSelect_7) { RunWASMSelectTest(7); }
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void RunWASMSelectAlignTest(int num_args, int num_params) {
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PredictableInputValues inputs(0x300);
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Isolate* isolate = CcTest::InitIsolateOnce();
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const int kMaxParams = 4;
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DCHECK_LE(num_args, kMaxParams);
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LocalType type = kAstF64;
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LocalType types[kMaxParams + 1] = {type, type, type, type, type};
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FunctionSig sig(1, num_params, types);
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for (int which = 0; which < num_params; which++) {
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TestingModule module;
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WasmFunctionCompiler t(&sig, &module);
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BUILD(t, WASM_GET_LOCAL(which));
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Handle<JSFunction> jsfunc = WrapCode(&module, t.CompileAndAdd(&module));
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Handle<Object> args[] = {
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isolate->factory()->NewNumber(inputs.arg_d(0)),
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isolate->factory()->NewNumber(inputs.arg_d(1)),
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isolate->factory()->NewNumber(inputs.arg_d(2)),
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isolate->factory()->NewNumber(inputs.arg_d(3)),
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};
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double nan = std::numeric_limits<double>::quiet_NaN();
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double expected = which < num_args ? inputs.arg_d(which) : nan;
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EXPECT_CALL(expected, jsfunc, args, num_args);
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}
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}
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TEST(Run_WASMSelectAlign_0) {
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RunWASMSelectAlignTest(0, 1);
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RunWASMSelectAlignTest(0, 2);
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}
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TEST(Run_WASMSelectAlign_1) {
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RunWASMSelectAlignTest(1, 2);
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RunWASMSelectAlignTest(1, 3);
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}
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TEST(Run_WASMSelectAlign_2) {
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RunWASMSelectAlignTest(2, 3);
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RunWASMSelectAlignTest(2, 4);
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}
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TEST(Run_WASMSelectAlign_3) {
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RunWASMSelectAlignTest(3, 3);
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RunWASMSelectAlignTest(3, 4);
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}
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TEST(Run_WASMSelectAlign_4) {
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RunWASMSelectAlignTest(4, 3);
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RunWASMSelectAlignTest(4, 4);
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}
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void RunJSSelectAlignTest(int num_args, int num_params) {
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PredictableInputValues inputs(0x400);
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Isolate* isolate = CcTest::InitIsolateOnce();
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Factory* factory = isolate->factory();
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const int kMaxParams = 4;
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CHECK_LE(num_args, kMaxParams);
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CHECK_LE(num_params, kMaxParams);
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LocalType type = kAstF64;
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LocalType types[kMaxParams + 1] = {type, type, type, type, type};
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FunctionSig sig(1, num_params, types);
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// Build the calling code.
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std::vector<byte> code;
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ADD_CODE(code, kExprCallFunction, 0);
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for (int i = 0; i < num_params; i++) {
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ADD_CODE(code, WASM_GET_LOCAL(i));
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}
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size_t end = code.size();
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code.push_back(0);
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// Call different select JS functions.
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for (int which = 0; which < num_params; which++) {
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HandleScope scope(isolate);
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TestingModule module;
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uint32_t js_index = AddJSSelector(&module, &sig, which);
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CHECK_EQ(0, js_index);
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WasmFunctionCompiler t(&sig, &module);
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t.Build(&code[0], &code[end]);
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Handle<JSFunction> jsfunc = WrapCode(&module, t.CompileAndAdd(&module));
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Handle<Object> args[] = {
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factory->NewNumber(inputs.arg_d(0)),
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factory->NewNumber(inputs.arg_d(1)),
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factory->NewNumber(inputs.arg_d(2)),
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factory->NewNumber(inputs.arg_d(3)),
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};
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double nan = std::numeric_limits<double>::quiet_NaN();
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double expected = which < num_args ? inputs.arg_d(which) : nan;
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EXPECT_CALL(expected, jsfunc, args, num_args);
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}
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}
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TEST(Run_JSSelectAlign_0) {
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RunJSSelectAlignTest(0, 1);
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RunJSSelectAlignTest(0, 2);
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}
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TEST(Run_JSSelectAlign_2) {
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RunJSSelectAlignTest(2, 3);
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RunJSSelectAlignTest(2, 4);
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}
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TEST(Run_JSSelectAlign_4) {
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RunJSSelectAlignTest(4, 3);
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RunJSSelectAlignTest(4, 4);
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}
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#if !V8_TARGET_ARCH_ARM64
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// TODO(titzer): dynamic frame alignment on arm64
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TEST(Run_JSSelectAlign_1) {
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RunJSSelectAlignTest(1, 2);
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RunJSSelectAlignTest(1, 3);
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}
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TEST(Run_JSSelectAlign_3) {
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RunJSSelectAlignTest(3, 3);
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RunJSSelectAlignTest(3, 4);
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}
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#endif
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