v8/test/mjsunit/wasm/many-parameters.js
Clemens Hammacher 566b3bf4a7 [Liftoff] Implement direct calls
This adds support for direct calls in Liftoff.

Drive-by: Fix / extend two tests for calls which were helpful for
developing this CL.

R=ahaas@chromium.org

Bug: v8:6600
Change-Id: I20a98d9dd330da9a020c8c9b5c10b04e94af684d
Reviewed-on: https://chromium-review.googlesource.com/847579
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#50427}
2018-01-09 10:54:56 +00:00

59 lines
2.2 KiB
JavaScript

// Copyright 2017 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.
load('test/mjsunit/wasm/wasm-constants.js');
load('test/mjsunit/wasm/wasm-module-builder.js');
let types = [kWasmI32, kWasmF32, kWasmF64];
let type_names = ["i32", "f32", "f64"];
let type_const = [wasmI32Const, wasmF32Const, wasmF64Const];
function f(values, shift, num_const_params, ...args) {
assertEquals(
values.length + num_const_params, args.length, 'number of arguments');
const expected = idx =>
idx < values.length ? values[(idx + shift) % values.length] : idx;
const msg = 'shifted by ' + shift + ': ' +
'expected [' + args.map((_, i) => expected(i)).join(', ') + '], got [' +
args.join(', ') + ']';
args.forEach((arg_val, idx) => {
assertEquals(expected(idx), arg_val, 'arg #' + idx + ', ' + msg);
});
}
types.forEach((type, type_idx) => {
for (let num_params = 3; num_params < 32; num_params += 4) {
print(
'Testing ' + num_params + ' parameters of type ' +
type_names[type_idx] + '...');
for (let num_const_params = 0; num_const_params <= 3; ++num_const_params) {
for (let shift = 2; shift <= 5; shift += 3) {
let builder = new WasmModuleBuilder();
let params_outer = new Array(num_params).fill(type);
sig_outer = makeSig(params_outer, []);
let params_inner = new Array(num_params + num_const_params).fill(type);
sig_inner = makeSig(params_inner, []);
let body = [];
for (let i = 0; i < num_params; ++i)
body.push(kExprGetLocal, (i + shift) % num_params);
for (let i = 0; i < num_const_params; ++i)
body.push(...type_const[type_idx](num_params + i));
body.push(kExprCallFunction, 0);
builder.addImport('', 'f', sig_inner);
builder.addFunction(undefined, sig_outer)
.addBody(body)
.exportAs('main');
let values = new Array(num_params).fill(0).map((_, i) => 123 - 3 * i);
instance = builder.instantiate(
{'': {'f': f.bind(null, values, shift, num_const_params)}});
instance.exports.main(...values);
}
}
}
});