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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.
// Flags: --expose-wasm
load("test/mjsunit/wasm/wasm-constants.js");
function runSelect2(module, which, a, b) {
assertEquals(which == 0 ? a : b, module.select(a, b));
}
function testSelect2(type) {
var kBodySize = 2;
var kNameOffset = 21 + kBodySize + 1;
for (var which = 0; which < 2; which++) {
print("type = " + type + ", which = " + which);
var data = bytes(
// -- memory
kDeclMemory,
12, 12, 1, // memory
// -- signatures
kDeclSignatures, 1,
2, type, type, type, // signature: (t,t)->t
// -- select
kDeclFunctions, 1,
kDeclFunctionName | kDeclFunctionExport,
0, 0,
kNameOffset, 0, 0, 0, // name offset
kBodySize, 0, // body size
kExprGetLocal, which, // --
kDeclEnd,
's','e','l','e','c','t',0 // name
);
var module = _WASMEXP_.instantiateModule(data);
assertEquals("function", typeof module.select);
runSelect2(module, which, 99, 97);
runSelect2(module, which, -99, -97);
if (type != kAstF32) {
runSelect2(module, which, 0x80000000 | 0, 0x7fffffff | 0);
runSelect2(module, which, 0x80000001 | 0, 0x7ffffffe | 0);
runSelect2(module, which, 0xffffffff | 0, 0xfffffffe | 0);
runSelect2(module, which, -2147483647, 2147483646);
runSelect2(module, which, -2147483646, 2147483645);
runSelect2(module, which, -2147483648, 2147483647);
}
if (type != kAstI32 && type != kAstI64) {
runSelect2(module, which, -1.25, 5.25);
runSelect2(module, which, Infinity, -Infinity);
}
}
}
testSelect2(kAstI32);
testSelect2(kAstF32);
testSelect2(kAstF64);
function runSelect10(module, which, a, b) {
var x = -1;
var result = [
module.select(a, b, x, x, x, x, x, x, x, x),
module.select(x, a, b, x, x, x, x, x, x, x),
module.select(x, x, a, b, x, x, x, x, x, x),
module.select(x, x, x, a, b, x, x, x, x, x),
module.select(x, x, x, x, a, b, x, x, x, x),
module.select(x, x, x, x, x, a, b, x, x, x),
module.select(x, x, x, x, x, x, a, b, x, x),
module.select(x, x, x, x, x, x, x, a, b, x),
module.select(x, x, x, x, x, x, x, x, a, b),
module.select(x, x, x, x, x, x, x, x, x, a)
];
for (var i = 0; i < 10; i++) {
if (which == i) assertEquals(a, result[i]);
else if (which == i+1) assertEquals(b, result[i]);
else assertEquals(x, result[i]);
}
}
function testSelect10(type) {
var kBodySize = 2;
var kNameOffset = 29 + kBodySize + 1;
for (var which = 0; which < 10; which++) {
print("type = " + type + ", which = " + which);
var t = type;
var data = bytes(
kDeclMemory,
12, 12, 1, // memory
// signatures
kDeclSignatures, 1,
10, t,t,t,t,t,t,t,t,t,t,t, // (tx10)->t
// main function
kDeclFunctions, 1,
kDeclFunctionName | kDeclFunctionExport,
0, 0,
kNameOffset, 0, 0, 0, // name offset
kBodySize, 0, // body size
kExprGetLocal, which, // --
kDeclEnd,
's','e','l','e','c','t',0 // name
);
var module = _WASMEXP_.instantiateModule(data);
assertEquals("function", typeof module.select);
runSelect10(module, which, 99, 97);
runSelect10(module, which, -99, -97);
if (type != kAstF32) {
runSelect10(module, which, 0x80000000 | 0, 0x7fffffff | 0);
runSelect10(module, which, 0x80000001 | 0, 0x7ffffffe | 0);
runSelect10(module, which, 0xffffffff | 0, 0xfffffffe | 0);
runSelect10(module, which, -2147483647, 2147483646);
runSelect10(module, which, -2147483646, 2147483645);
runSelect10(module, which, -2147483648, 2147483647);
}
if (type != kAstI32 && type != kAstI64) {
runSelect10(module, which, -1.25, 5.25);
runSelect10(module, which, Infinity, -Infinity);
}
}
}
testSelect10(kAstI32);
testSelect10(kAstF32);
testSelect10(kAstF64);
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