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v8/test/cctest/wasm/test-run-wasm-js.cc
Ben L. Titzer 3d35921eb3 [wasm] Unify all enums representing execution tiers 
R=mstarzinger@chromium.org

Change-Id: Iacdff28dd1383d77d7708de4ee22d9f2a77d872a
Reviewed-on: https://chromium-review.googlesource.com/1183440
Commit-Queue: Ben Titzer <titzer@chromium.org>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#55284}
2018-08-21 15:45:18 +00:00

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// Copyright 2015 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 <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "src/api-inl.h"
#include "src/assembler-inl.h"
#include "test/cctest/cctest.h"
#include "test/cctest/compiler/value-helper.h"
#include "test/cctest/wasm/wasm-run-utils.h"
#include "test/common/wasm/test-signatures.h"
#include "test/common/wasm/wasm-macro-gen.h"
namespace v8 {
namespace internal {
namespace wasm {
#define ADD_CODE(vec, ...) \
do { \
byte __buf[] = {__VA_ARGS__}; \
for (size_t i = 0; i < sizeof(__buf); i++) vec.push_back(__buf[i]); \
} while (false)
namespace {
// A helper for generating predictable but unique argument values that
// are easy to debug (e.g. with misaligned stacks).
class PredictableInputValues {
public:
int base_;
explicit PredictableInputValues(int base) : base_(base) {}
double arg_d(int which) { return base_ * which + ((which & 1) * 0.5); }
float arg_f(int which) { return base_ * which + ((which & 1) * 0.25); }
int32_t arg_i(int which) { return base_ * which + ((which & 1) * kMinInt); }
int64_t arg_l(int which) {
return base_ * which + ((which & 1) * (0x04030201LL << 32));
}
};
ManuallyImportedJSFunction CreateJSSelector(FunctionSig* sig, int which) {
const int kMaxParams = 11;
static const char* formals[kMaxParams] = {"",
"a",
"a,b",
"a,b,c",
"a,b,c,d",
"a,b,c,d,e",
"a,b,c,d,e,f",
"a,b,c,d,e,f,g",
"a,b,c,d,e,f,g,h",
"a,b,c,d,e,f,g,h,i",
"a,b,c,d,e,f,g,h,i,j"};
CHECK_LT(which, static_cast<int>(sig->parameter_count()));
CHECK_LT(static_cast<int>(sig->parameter_count()), kMaxParams);
i::EmbeddedVector<char, 256> source;
char param = 'a' + which;
SNPrintF(source, "(function(%s) { return %c; })",
formals[sig->parameter_count()], param);
Handle<JSFunction> js_function =
Handle<JSFunction>::cast(v8::Utils::OpenHandle(
*v8::Local<v8::Function>::Cast(CompileRun(source.start()))));
ManuallyImportedJSFunction import = {sig, js_function};
return import;
}
void EXPECT_CALL(double expected, Handle<JSFunction> jsfunc,
Handle<Object>* buffer, int count) {
Isolate* isolate = jsfunc->GetIsolate();
Handle<Object> global(isolate->context()->global_object(), isolate);
MaybeHandle<Object> retval =
Execution::Call(isolate, jsfunc, global, count, buffer);
CHECK(!retval.is_null());
Handle<Object> result = retval.ToHandleChecked();
if (result->IsSmi()) {
CHECK_EQ(expected, Smi::ToInt(*result));
} else {
CHECK(result->IsHeapNumber());
CHECK_FLOAT_EQ(expected, HeapNumber::cast(*result)->value());
}
}
void EXPECT_CALL(double expected, Handle<JSFunction> jsfunc, double a,
double b) {
Isolate* isolate = jsfunc->GetIsolate();
Handle<Object> buffer[] = {isolate->factory()->NewNumber(a),
isolate->factory()->NewNumber(b)};
EXPECT_CALL(expected, jsfunc, buffer, 2);
}
} // namespace
WASM_EXEC_TEST(Run_Int32Sub_jswrapped) {
WasmRunner<int, int, int> r(execution_tier);
BUILD(r, WASM_I32_SUB(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
Handle<JSFunction> jsfunc = r.builder().WrapCode(r.function()->func_index);
EXPECT_CALL(33, jsfunc, 44, 11);
EXPECT_CALL(-8723487, jsfunc, -8000000, 723487);
}
WASM_EXEC_TEST(Run_Float32Div_jswrapped) {
WasmRunner<float, float, float> r(execution_tier);
BUILD(r, WASM_F32_DIV(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
Handle<JSFunction> jsfunc = r.builder().WrapCode(r.function()->func_index);
EXPECT_CALL(92, jsfunc, 46, 0.5);
EXPECT_CALL(64, jsfunc, -16, -0.25);
}
WASM_EXEC_TEST(Run_Float64Add_jswrapped) {
WasmRunner<double, double, double> r(execution_tier);
BUILD(r, WASM_F64_ADD(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
Handle<JSFunction> jsfunc = r.builder().WrapCode(r.function()->func_index);
EXPECT_CALL(3, jsfunc, 2, 1);
EXPECT_CALL(-5.5, jsfunc, -5.25, -0.25);
}
WASM_EXEC_TEST(Run_I32Popcount_jswrapped) {
WasmRunner<int, int> r(execution_tier);
BUILD(r, WASM_I32_POPCNT(WASM_GET_LOCAL(0)));
Handle<JSFunction> jsfunc = r.builder().WrapCode(r.function()->func_index);
EXPECT_CALL(2, jsfunc, 9, 0);
EXPECT_CALL(3, jsfunc, 11, 0);
EXPECT_CALL(6, jsfunc, 0x3F, 0);
}
WASM_EXEC_TEST(Run_CallJS_Add_jswrapped) {
TestSignatures sigs;
HandleScope scope(CcTest::InitIsolateOnce());
const char* source = "(function(a) { return a + 99; })";
Handle<JSFunction> js_function =
Handle<JSFunction>::cast(v8::Utils::OpenHandle(
*v8::Local<v8::Function>::Cast(CompileRun(source))));
ManuallyImportedJSFunction import = {sigs.i_i(), js_function};
WasmRunner<int, int> r(execution_tier, &import);
uint32_t js_index = 0;
WasmFunctionCompiler& t = r.NewFunction(sigs.i_i());
BUILD(t, WASM_CALL_FUNCTION(js_index, WASM_GET_LOCAL(0)));
Handle<JSFunction> jsfunc = r.builder().WrapCode(t.function_index());
EXPECT_CALL(101, jsfunc, 2, -8);
EXPECT_CALL(199, jsfunc, 100, -1);
EXPECT_CALL(-666666801, jsfunc, -666666900, -1);
}
void RunJSSelectTest(ExecutionTier tier, int which) {
const int kMaxParams = 8;
PredictableInputValues inputs(0x100);
ValueType type = kWasmF64;
ValueType types[kMaxParams + 1] = {type, type, type, type, type,
type, type, type, type};
for (int num_params = which + 1; num_params < kMaxParams; num_params++) {
HandleScope scope(CcTest::InitIsolateOnce());
FunctionSig sig(1, num_params, types);
ManuallyImportedJSFunction import = CreateJSSelector(&sig, which);
WasmRunner<void> r(tier, &import);
uint32_t js_index = 0;
WasmFunctionCompiler& t = r.NewFunction(&sig);
{
std::vector<byte> code;
for (int i = 0; i < num_params; i++) {
ADD_CODE(code, WASM_F64(inputs.arg_d(i)));
}
ADD_CODE(code, kExprCallFunction, static_cast<byte>(js_index));
size_t end = code.size();
code.push_back(0);
t.Build(&code[0], &code[end]);
}
Handle<JSFunction> jsfunc = r.builder().WrapCode(t.function_index());
double expected = inputs.arg_d(which);
EXPECT_CALL(expected, jsfunc, 0.0, 0.0);
}
}
WASM_EXEC_TEST(Run_JSSelect_0) {
CcTest::InitializeVM();
RunJSSelectTest(execution_tier, 0);
}
WASM_EXEC_TEST(Run_JSSelect_1) {
CcTest::InitializeVM();
RunJSSelectTest(execution_tier, 1);
}
WASM_EXEC_TEST(Run_JSSelect_2) {
CcTest::InitializeVM();
RunJSSelectTest(execution_tier, 2);
}
WASM_EXEC_TEST(Run_JSSelect_3) {
CcTest::InitializeVM();
RunJSSelectTest(execution_tier, 3);
}
WASM_EXEC_TEST(Run_JSSelect_4) {
CcTest::InitializeVM();
RunJSSelectTest(execution_tier, 4);
}
WASM_EXEC_TEST(Run_JSSelect_5) {
CcTest::InitializeVM();
RunJSSelectTest(execution_tier, 5);
}
WASM_EXEC_TEST(Run_JSSelect_6) {
CcTest::InitializeVM();
RunJSSelectTest(execution_tier, 6);
}
WASM_EXEC_TEST(Run_JSSelect_7) {
CcTest::InitializeVM();
RunJSSelectTest(execution_tier, 7);
}
void RunWASMSelectTest(ExecutionTier tier, int which) {
PredictableInputValues inputs(0x200);
Isolate* isolate = CcTest::InitIsolateOnce();
const int kMaxParams = 8;
for (int num_params = which + 1; num_params < kMaxParams; num_params++) {
ValueType type = kWasmF64;
ValueType types[kMaxParams + 1] = {type, type, type, type, type,
type, type, type, type};
FunctionSig sig(1, num_params, types);
WasmRunner<void> r(tier);
WasmFunctionCompiler& t = r.NewFunction(&sig);
BUILD(t, WASM_GET_LOCAL(which));
Handle<JSFunction> jsfunc = r.builder().WrapCode(t.function_index());
Handle<Object> args[] = {
isolate->factory()->NewNumber(inputs.arg_d(0)),
isolate->factory()->NewNumber(inputs.arg_d(1)),
isolate->factory()->NewNumber(inputs.arg_d(2)),
isolate->factory()->NewNumber(inputs.arg_d(3)),
isolate->factory()->NewNumber(inputs.arg_d(4)),
isolate->factory()->NewNumber(inputs.arg_d(5)),
isolate->factory()->NewNumber(inputs.arg_d(6)),
isolate->factory()->NewNumber(inputs.arg_d(7)),
};
double expected = inputs.arg_d(which);
EXPECT_CALL(expected, jsfunc, args, kMaxParams);
}
}
WASM_EXEC_TEST(Run_WASMSelect_0) {
CcTest::InitializeVM();
RunWASMSelectTest(execution_tier, 0);
}
WASM_EXEC_TEST(Run_WASMSelect_1) {
CcTest::InitializeVM();
RunWASMSelectTest(execution_tier, 1);
}
WASM_EXEC_TEST(Run_WASMSelect_2) {
CcTest::InitializeVM();
RunWASMSelectTest(execution_tier, 2);
}
WASM_EXEC_TEST(Run_WASMSelect_3) {
CcTest::InitializeVM();
RunWASMSelectTest(execution_tier, 3);
}
WASM_EXEC_TEST(Run_WASMSelect_4) {
CcTest::InitializeVM();
RunWASMSelectTest(execution_tier, 4);
}
WASM_EXEC_TEST(Run_WASMSelect_5) {
CcTest::InitializeVM();
RunWASMSelectTest(execution_tier, 5);
}
WASM_EXEC_TEST(Run_WASMSelect_6) {
CcTest::InitializeVM();
RunWASMSelectTest(execution_tier, 6);
}
WASM_EXEC_TEST(Run_WASMSelect_7) {
CcTest::InitializeVM();
RunWASMSelectTest(execution_tier, 7);
}
void RunWASMSelectAlignTest(ExecutionTier tier, int num_args, int num_params) {
PredictableInputValues inputs(0x300);
Isolate* isolate = CcTest::InitIsolateOnce();
const int kMaxParams = 10;
DCHECK_LE(num_args, kMaxParams);
ValueType type = kWasmF64;
ValueType types[kMaxParams + 1] = {type, type, type, type, type, type,
type, type, type, type, type};
FunctionSig sig(1, num_params, types);
for (int which = 0; which < num_params; which++) {
WasmRunner<void> r(tier);
WasmFunctionCompiler& t = r.NewFunction(&sig);
BUILD(t, WASM_GET_LOCAL(which));
Handle<JSFunction> jsfunc = r.builder().WrapCode(t.function_index());
Handle<Object> args[] = {isolate->factory()->NewNumber(inputs.arg_d(0)),
isolate->factory()->NewNumber(inputs.arg_d(1)),
isolate->factory()->NewNumber(inputs.arg_d(2)),
isolate->factory()->NewNumber(inputs.arg_d(3)),
isolate->factory()->NewNumber(inputs.arg_d(4)),
isolate->factory()->NewNumber(inputs.arg_d(5)),
isolate->factory()->NewNumber(inputs.arg_d(6)),
isolate->factory()->NewNumber(inputs.arg_d(7)),
isolate->factory()->NewNumber(inputs.arg_d(8)),
isolate->factory()->NewNumber(inputs.arg_d(9))};
double nan = std::numeric_limits<double>::quiet_NaN();
double expected = which < num_args ? inputs.arg_d(which) : nan;
EXPECT_CALL(expected, jsfunc, args, num_args);
}
}
WASM_EXEC_TEST(Run_WASMSelectAlign_0) {
CcTest::InitializeVM();
RunWASMSelectAlignTest(execution_tier, 0, 1);
RunWASMSelectAlignTest(execution_tier, 0, 2);
}
WASM_EXEC_TEST(Run_WASMSelectAlign_1) {
CcTest::InitializeVM();
RunWASMSelectAlignTest(execution_tier, 1, 2);
RunWASMSelectAlignTest(execution_tier, 1, 3);
}
WASM_EXEC_TEST(Run_WASMSelectAlign_2) {
CcTest::InitializeVM();
RunWASMSelectAlignTest(execution_tier, 2, 3);
RunWASMSelectAlignTest(execution_tier, 2, 4);
}
WASM_EXEC_TEST(Run_WASMSelectAlign_3) {
CcTest::InitializeVM();
RunWASMSelectAlignTest(execution_tier, 3, 3);
RunWASMSelectAlignTest(execution_tier, 3, 4);
}
WASM_EXEC_TEST(Run_WASMSelectAlign_4) {
CcTest::InitializeVM();
RunWASMSelectAlignTest(execution_tier, 4, 3);
RunWASMSelectAlignTest(execution_tier, 4, 4);
}
WASM_EXEC_TEST(Run_WASMSelectAlign_7) {
CcTest::InitializeVM();
RunWASMSelectAlignTest(execution_tier, 7, 5);
RunWASMSelectAlignTest(execution_tier, 7, 6);
RunWASMSelectAlignTest(execution_tier, 7, 7);
}
WASM_EXEC_TEST(Run_WASMSelectAlign_8) {
CcTest::InitializeVM();
RunWASMSelectAlignTest(execution_tier, 8, 5);
RunWASMSelectAlignTest(execution_tier, 8, 6);
RunWASMSelectAlignTest(execution_tier, 8, 7);
RunWASMSelectAlignTest(execution_tier, 8, 8);
}
WASM_EXEC_TEST(Run_WASMSelectAlign_9) {
CcTest::InitializeVM();
RunWASMSelectAlignTest(execution_tier, 9, 6);
RunWASMSelectAlignTest(execution_tier, 9, 7);
RunWASMSelectAlignTest(execution_tier, 9, 8);
RunWASMSelectAlignTest(execution_tier, 9, 9);
}
WASM_EXEC_TEST(Run_WASMSelectAlign_10) {
CcTest::InitializeVM();
RunWASMSelectAlignTest(execution_tier, 10, 7);
RunWASMSelectAlignTest(execution_tier, 10, 8);
RunWASMSelectAlignTest(execution_tier, 10, 9);
RunWASMSelectAlignTest(execution_tier, 10, 10);
}
void RunJSSelectAlignTest(ExecutionTier tier, int num_args, int num_params) {
PredictableInputValues inputs(0x400);
Isolate* isolate = CcTest::InitIsolateOnce();
Factory* factory = isolate->factory();
const int kMaxParams = 10;
CHECK_LE(num_args, kMaxParams);
CHECK_LE(num_params, kMaxParams);
ValueType type = kWasmF64;
ValueType types[kMaxParams + 1] = {type, type, type, type, type, type,
type, type, type, type, type};
FunctionSig sig(1, num_params, types);
i::AccountingAllocator allocator;
Zone zone(&allocator, ZONE_NAME);
// Build the calling code.
std::vector<byte> code;
for (int i = 0; i < num_params; i++) {
ADD_CODE(code, WASM_GET_LOCAL(i));
}
uint8_t imported_js_index = 0;
ADD_CODE(code, kExprCallFunction, imported_js_index);
size_t end = code.size();
code.push_back(0);
// Call different select JS functions.
for (int which = 0; which < num_params; which++) {
HandleScope scope(isolate);
ManuallyImportedJSFunction import = CreateJSSelector(&sig, which);
WasmRunner<void> r(tier, &import);
WasmFunctionCompiler& t = r.NewFunction(&sig);
t.Build(&code[0], &code[end]);
Handle<JSFunction> jsfunc = r.builder().WrapCode(t.function_index());
Handle<Object> args[] = {
factory->NewNumber(inputs.arg_d(0)),
factory->NewNumber(inputs.arg_d(1)),
factory->NewNumber(inputs.arg_d(2)),
factory->NewNumber(inputs.arg_d(3)),
factory->NewNumber(inputs.arg_d(4)),
factory->NewNumber(inputs.arg_d(5)),
factory->NewNumber(inputs.arg_d(6)),
factory->NewNumber(inputs.arg_d(7)),
factory->NewNumber(inputs.arg_d(8)),
factory->NewNumber(inputs.arg_d(9)),
};
double nan = std::numeric_limits<double>::quiet_NaN();
double expected = which < num_args ? inputs.arg_d(which) : nan;
EXPECT_CALL(expected, jsfunc, args, num_args);
}
}
WASM_EXEC_TEST(Run_JSSelectAlign_0) {
CcTest::InitializeVM();
RunJSSelectAlignTest(execution_tier, 0, 1);
RunJSSelectAlignTest(execution_tier, 0, 2);
}
WASM_EXEC_TEST(Run_JSSelectAlign_1) {
CcTest::InitializeVM();
RunJSSelectAlignTest(execution_tier, 1, 2);
RunJSSelectAlignTest(execution_tier, 1, 3);
}
WASM_EXEC_TEST(Run_JSSelectAlign_2) {
CcTest::InitializeVM();
RunJSSelectAlignTest(execution_tier, 2, 3);
RunJSSelectAlignTest(execution_tier, 2, 4);
}
WASM_EXEC_TEST(Run_JSSelectAlign_3) {
CcTest::InitializeVM();
RunJSSelectAlignTest(execution_tier, 3, 3);
RunJSSelectAlignTest(execution_tier, 3, 4);
}
WASM_EXEC_TEST(Run_JSSelectAlign_4) {
CcTest::InitializeVM();
RunJSSelectAlignTest(execution_tier, 4, 3);
RunJSSelectAlignTest(execution_tier, 4, 4);
}
WASM_EXEC_TEST(Run_JSSelectAlign_7) {
CcTest::InitializeVM();
RunJSSelectAlignTest(execution_tier, 7, 3);
RunJSSelectAlignTest(execution_tier, 7, 4);
RunJSSelectAlignTest(execution_tier, 7, 4);
RunJSSelectAlignTest(execution_tier, 7, 4);
}
WASM_EXEC_TEST(Run_JSSelectAlign_8) {
CcTest::InitializeVM();
RunJSSelectAlignTest(execution_tier, 8, 5);
RunJSSelectAlignTest(execution_tier, 8, 6);
RunJSSelectAlignTest(execution_tier, 8, 7);
RunJSSelectAlignTest(execution_tier, 8, 8);
}
WASM_EXEC_TEST(Run_JSSelectAlign_9) {
CcTest::InitializeVM();
RunJSSelectAlignTest(execution_tier, 9, 6);
RunJSSelectAlignTest(execution_tier, 9, 7);
RunJSSelectAlignTest(execution_tier, 9, 8);
RunJSSelectAlignTest(execution_tier, 9, 9);
}
WASM_EXEC_TEST(Run_JSSelectAlign_10) {
CcTest::InitializeVM();
RunJSSelectAlignTest(execution_tier, 10, 7);
RunJSSelectAlignTest(execution_tier, 10, 8);
RunJSSelectAlignTest(execution_tier, 10, 9);
RunJSSelectAlignTest(execution_tier, 10, 10);
}
#undef ADD_CODE
} // namespace wasm
} // namespace internal
} // namespace v8
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