Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame^] | 1 | // Copyright 2016 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include <stdint.h> |
| 6 | #include <stdlib.h> |
| 7 | #include <string.h> |
| 8 | |
| 9 | #include "src/base/platform/elapsed-timer.h" |
| 10 | |
| 11 | #include "src/wasm/wasm-macro-gen.h" |
| 12 | |
| 13 | #include "test/cctest/cctest.h" |
| 14 | #include "test/cctest/compiler/value-helper.h" |
| 15 | #include "test/cctest/wasm/test-signatures.h" |
| 16 | #include "test/cctest/wasm/wasm-run-utils.h" |
| 17 | |
| 18 | using namespace v8::base; |
| 19 | using namespace v8::internal; |
| 20 | using namespace v8::internal::compiler; |
| 21 | using namespace v8::internal::wasm; |
| 22 | |
| 23 | // for even shorter tests. |
| 24 | #define B2(a, b) kExprBlock, a, b, kExprEnd |
| 25 | #define B1(a) kExprBlock, a, kExprEnd |
| 26 | #define RET(x) x, kExprReturn, 1 |
| 27 | #define RET_I8(x) kExprI8Const, x, kExprReturn, 1 |
| 28 | |
| 29 | WASM_EXEC_TEST(Int32AsmjsDivS) { |
| 30 | WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32()); |
| 31 | BUILD(r, WASM_BINOP(kExprI32AsmjsDivS, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1))); |
| 32 | const int32_t kMin = std::numeric_limits<int32_t>::min(); |
| 33 | CHECK_EQ(0, r.Call(0, 100)); |
| 34 | CHECK_EQ(0, r.Call(100, 0)); |
| 35 | CHECK_EQ(0, r.Call(-1001, 0)); |
| 36 | CHECK_EQ(kMin, r.Call(kMin, -1)); |
| 37 | CHECK_EQ(0, r.Call(kMin, 0)); |
| 38 | } |
| 39 | |
| 40 | WASM_EXEC_TEST(Int32AsmjsRemS) { |
| 41 | WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32()); |
| 42 | BUILD(r, WASM_BINOP(kExprI32AsmjsRemS, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1))); |
| 43 | const int32_t kMin = std::numeric_limits<int32_t>::min(); |
| 44 | CHECK_EQ(33, r.Call(133, 100)); |
| 45 | CHECK_EQ(0, r.Call(kMin, -1)); |
| 46 | CHECK_EQ(0, r.Call(100, 0)); |
| 47 | CHECK_EQ(0, r.Call(-1001, 0)); |
| 48 | CHECK_EQ(0, r.Call(kMin, 0)); |
| 49 | } |
| 50 | |
| 51 | WASM_EXEC_TEST(Int32AsmjsDivU) { |
| 52 | WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32()); |
| 53 | BUILD(r, WASM_BINOP(kExprI32AsmjsDivU, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1))); |
| 54 | const int32_t kMin = std::numeric_limits<int32_t>::min(); |
| 55 | CHECK_EQ(0, r.Call(0, 100)); |
| 56 | CHECK_EQ(0, r.Call(kMin, -1)); |
| 57 | CHECK_EQ(0, r.Call(100, 0)); |
| 58 | CHECK_EQ(0, r.Call(-1001, 0)); |
| 59 | CHECK_EQ(0, r.Call(kMin, 0)); |
| 60 | } |
| 61 | |
| 62 | WASM_EXEC_TEST(Int32AsmjsRemU) { |
| 63 | WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32()); |
| 64 | BUILD(r, WASM_BINOP(kExprI32AsmjsRemU, WASM_GET_LOCAL(0), WASM_GET_LOCAL(1))); |
| 65 | const int32_t kMin = std::numeric_limits<int32_t>::min(); |
| 66 | CHECK_EQ(17, r.Call(217, 100)); |
| 67 | CHECK_EQ(0, r.Call(100, 0)); |
| 68 | CHECK_EQ(0, r.Call(-1001, 0)); |
| 69 | CHECK_EQ(0, r.Call(kMin, 0)); |
| 70 | CHECK_EQ(kMin, r.Call(kMin, -1)); |
| 71 | } |
| 72 | |
| 73 | WASM_EXEC_TEST(I32AsmjsSConvertF32) { |
| 74 | WasmRunner<int32_t> r(MachineType::Float32()); |
| 75 | BUILD(r, WASM_UNOP(kExprI32AsmjsSConvertF32, WASM_GET_LOCAL(0))); |
| 76 | |
| 77 | FOR_FLOAT32_INPUTS(i) { |
| 78 | int32_t expected = DoubleToInt32(*i); |
| 79 | CHECK_EQ(expected, r.Call(*i)); |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | WASM_EXEC_TEST(I32AsmjsSConvertF64) { |
| 84 | WasmRunner<int32_t> r(MachineType::Float64()); |
| 85 | BUILD(r, WASM_UNOP(kExprI32AsmjsSConvertF64, WASM_GET_LOCAL(0))); |
| 86 | |
| 87 | FOR_FLOAT64_INPUTS(i) { |
| 88 | int32_t expected = DoubleToInt32(*i); |
| 89 | CHECK_EQ(expected, r.Call(*i)); |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | WASM_EXEC_TEST(I32AsmjsUConvertF32) { |
| 94 | WasmRunner<uint32_t> r(MachineType::Float32()); |
| 95 | BUILD(r, WASM_UNOP(kExprI32AsmjsUConvertF32, WASM_GET_LOCAL(0))); |
| 96 | |
| 97 | FOR_FLOAT32_INPUTS(i) { |
| 98 | uint32_t expected = DoubleToUint32(*i); |
| 99 | CHECK_EQ(expected, r.Call(*i)); |
| 100 | } |
| 101 | } |
| 102 | |
| 103 | WASM_EXEC_TEST(I32AsmjsUConvertF64) { |
| 104 | WasmRunner<uint32_t> r(MachineType::Float64()); |
| 105 | BUILD(r, WASM_UNOP(kExprI32AsmjsUConvertF64, WASM_GET_LOCAL(0))); |
| 106 | |
| 107 | FOR_FLOAT64_INPUTS(i) { |
| 108 | uint32_t expected = DoubleToUint32(*i); |
| 109 | CHECK_EQ(expected, r.Call(*i)); |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | WASM_EXEC_TEST(LoadMemI32_oob_asm) { |
| 114 | TestingModule module; |
| 115 | int32_t* memory = module.AddMemoryElems<int32_t>(8); |
| 116 | WasmRunner<int32_t> r(&module, MachineType::Uint32()); |
| 117 | module.RandomizeMemory(1112); |
| 118 | |
| 119 | BUILD(r, WASM_UNOP(kExprI32AsmjsLoadMem, WASM_GET_LOCAL(0))); |
| 120 | |
| 121 | memory[0] = 999999; |
| 122 | CHECK_EQ(999999, r.Call(0u)); |
| 123 | // TODO(titzer): offset 29-31 should also be OOB. |
| 124 | for (uint32_t offset = 32; offset < 40; offset++) { |
| 125 | CHECK_EQ(0, r.Call(offset)); |
| 126 | } |
| 127 | |
| 128 | for (uint32_t offset = 0x80000000; offset < 0x80000010; offset++) { |
| 129 | CHECK_EQ(0, r.Call(offset)); |
| 130 | } |
| 131 | } |
| 132 | |
| 133 | WASM_EXEC_TEST(LoadMemF32_oob_asm) { |
| 134 | TestingModule module; |
| 135 | float* memory = module.AddMemoryElems<float>(8); |
| 136 | WasmRunner<float> r(&module, MachineType::Uint32()); |
| 137 | module.RandomizeMemory(1112); |
| 138 | |
| 139 | BUILD(r, WASM_UNOP(kExprF32AsmjsLoadMem, WASM_GET_LOCAL(0))); |
| 140 | |
| 141 | memory[0] = 9999.5f; |
| 142 | CHECK_EQ(9999.5f, r.Call(0u)); |
| 143 | // TODO(titzer): offset 29-31 should also be OOB. |
| 144 | for (uint32_t offset = 32; offset < 40; offset++) { |
| 145 | CHECK(std::isnan(r.Call(offset))); |
| 146 | } |
| 147 | |
| 148 | for (uint32_t offset = 0x80000000; offset < 0x80000010; offset++) { |
| 149 | CHECK(std::isnan(r.Call(offset))); |
| 150 | } |
| 151 | } |
| 152 | |
| 153 | WASM_EXEC_TEST(LoadMemF64_oob_asm) { |
| 154 | TestingModule module; |
| 155 | double* memory = module.AddMemoryElems<double>(8); |
| 156 | WasmRunner<double> r(&module, MachineType::Uint32()); |
| 157 | module.RandomizeMemory(1112); |
| 158 | |
| 159 | BUILD(r, WASM_UNOP(kExprF64AsmjsLoadMem, WASM_GET_LOCAL(0))); |
| 160 | |
| 161 | memory[0] = 9799.5; |
| 162 | CHECK_EQ(9799.5, r.Call(0u)); |
| 163 | memory[1] = 11799.25; |
| 164 | CHECK_EQ(11799.25, r.Call(8u)); |
| 165 | // TODO(titzer): offset 57-63 should also be OOB. |
| 166 | for (uint32_t offset = 64; offset < 80; offset++) { |
| 167 | CHECK(std::isnan(r.Call(offset))); |
| 168 | } |
| 169 | |
| 170 | for (uint32_t offset = 0x80000000; offset < 0x80000010; offset++) { |
| 171 | CHECK(std::isnan(r.Call(offset))); |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | WASM_EXEC_TEST(StoreMemI32_oob_asm) { |
| 176 | TestingModule module; |
| 177 | int32_t* memory = module.AddMemoryElems<int32_t>(8); |
| 178 | WasmRunner<int32_t> r(&module, MachineType::Uint32(), MachineType::Uint32()); |
| 179 | module.RandomizeMemory(1112); |
| 180 | |
| 181 | BUILD(r, WASM_BINOP(kExprI32AsmjsStoreMem, WASM_GET_LOCAL(0), |
| 182 | WASM_GET_LOCAL(1))); |
| 183 | |
| 184 | memory[0] = 7777; |
| 185 | CHECK_EQ(999999, r.Call(0u, 999999)); |
| 186 | CHECK_EQ(999999, memory[0]); |
| 187 | // TODO(titzer): offset 29-31 should also be OOB. |
| 188 | for (uint32_t offset = 32; offset < 40; offset++) { |
| 189 | CHECK_EQ(8888, r.Call(offset, 8888)); |
| 190 | } |
| 191 | |
| 192 | for (uint32_t offset = 0x10000000; offset < 0xF0000000; offset += 0x1000000) { |
| 193 | CHECK_EQ(7777, r.Call(offset, 7777)); |
| 194 | } |
| 195 | } |