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| 1 // Copyright 2014 the V8 project authors. All rights reserved. Use of this |
| 2 // source code is governed by a BSD-style license that can be found in the |
| 3 // LICENSE file. |
| 4 |
| 5 #include "test/cctest/cctest.h" |
| 6 #include "test/cctest/compiler/codegen-tester.h" |
| 7 #include "test/cctest/compiler/value-helper.h" |
| 8 |
| 9 namespace v8 { |
| 10 namespace internal { |
| 11 namespace compiler { |
| 12 |
| 13 template <typename T> |
| 14 void TestExternalReferenceRoundingFunction( |
| 15 BufferedRawMachineAssemblerTester<int32_t>* m, ExternalReference ref, |
| 16 T (*comparison)(T)) { |
| 17 T parameter; |
| 18 |
| 19 Node* function = m->ExternalConstant(ref); |
| 20 m->CallCFunction1(MachineType::Pointer(), MachineType::Pointer(), function, |
| 21 m->PointerConstant(¶meter)); |
| 22 m->Return(m->Int32Constant(4356)); |
| 23 FOR_FLOAT64_INPUTS(i) { |
| 24 parameter = *i; |
| 25 m->Call(); |
| 26 CheckDoubleEq(comparison(*i), parameter); |
| 27 } |
| 28 } |
| 29 |
| 30 TEST(RunCallF32Trunc) { |
| 31 BufferedRawMachineAssemblerTester<int32_t> m; |
| 32 ExternalReference ref = ExternalReference::wasm_f32_trunc(m.isolate()); |
| 33 TestExternalReferenceRoundingFunction<float>(&m, ref, truncf); |
| 34 } |
| 35 |
| 36 TEST(RunCallF32Floor) { |
| 37 BufferedRawMachineAssemblerTester<int32_t> m; |
| 38 ExternalReference ref = ExternalReference::wasm_f32_floor(m.isolate()); |
| 39 TestExternalReferenceRoundingFunction<float>(&m, ref, floorf); |
| 40 } |
| 41 |
| 42 TEST(RunCallF32Ceil) { |
| 43 BufferedRawMachineAssemblerTester<int32_t> m; |
| 44 ExternalReference ref = ExternalReference::wasm_f32_ceil(m.isolate()); |
| 45 TestExternalReferenceRoundingFunction<float>(&m, ref, ceilf); |
| 46 } |
| 47 |
| 48 TEST(RunCallF32RoundTiesEven) { |
| 49 BufferedRawMachineAssemblerTester<int32_t> m; |
| 50 ExternalReference ref = ExternalReference::wasm_f32_nearest_int(m.isolate()); |
| 51 TestExternalReferenceRoundingFunction<float>(&m, ref, nearbyintf); |
| 52 } |
| 53 |
| 54 TEST(RunCallF64Trunc) { |
| 55 BufferedRawMachineAssemblerTester<int32_t> m; |
| 56 ExternalReference ref = ExternalReference::wasm_f64_trunc(m.isolate()); |
| 57 TestExternalReferenceRoundingFunction<double>(&m, ref, trunc); |
| 58 } |
| 59 |
| 60 TEST(RunCallF64Floor) { |
| 61 BufferedRawMachineAssemblerTester<int32_t> m; |
| 62 ExternalReference ref = ExternalReference::wasm_f64_floor(m.isolate()); |
| 63 TestExternalReferenceRoundingFunction<double>(&m, ref, floor); |
| 64 } |
| 65 |
| 66 TEST(RunCallF64Ceil) { |
| 67 BufferedRawMachineAssemblerTester<int32_t> m; |
| 68 ExternalReference ref = ExternalReference::wasm_f64_ceil(m.isolate()); |
| 69 TestExternalReferenceRoundingFunction<double>(&m, ref, ceil); |
| 70 } |
| 71 |
| 72 TEST(RunCallF64RoundTiesEven) { |
| 73 BufferedRawMachineAssemblerTester<int32_t> m; |
| 74 ExternalReference ref = ExternalReference::wasm_f64_nearest_int(m.isolate()); |
| 75 TestExternalReferenceRoundingFunction<double>(&m, ref, nearbyint); |
| 76 } |
| 77 |
| 78 TEST(RunCallInt64ToFloat32) { |
| 79 BufferedRawMachineAssemblerTester<int32_t> m; |
| 80 ExternalReference ref = ExternalReference::wasm_int64_to_float32(m.isolate()); |
| 81 |
| 82 int64_t input; |
| 83 float output; |
| 84 |
| 85 Node* function = m.ExternalConstant(ref); |
| 86 m.CallCFunction2(MachineType::Pointer(), MachineType::Pointer(), |
| 87 MachineType::Pointer(), function, m.PointerConstant(&input), |
| 88 m.PointerConstant(&output)); |
| 89 m.Return(m.Int32Constant(4356)); |
| 90 FOR_INT64_INPUTS(i) { |
| 91 input = *i; |
| 92 m.Call(); |
| 93 CheckFloatEq(static_cast<float>(*i), output); |
| 94 } |
| 95 } |
| 96 |
| 97 TEST(RunCallUint64ToFloat32) { |
| 98 struct { |
| 99 uint64_t input; |
| 100 uint32_t expected; |
| 101 } values[] = {{0x0, 0x0}, |
| 102 {0x1, 0x3f800000}, |
| 103 {0xffffffff, 0x4f800000}, |
| 104 {0x1b09788b, 0x4dd84bc4}, |
| 105 {0x4c5fce8, 0x4c98bf9d}, |
| 106 {0xcc0de5bf, 0x4f4c0de6}, |
| 107 {0x2, 0x40000000}, |
| 108 {0x3, 0x40400000}, |
| 109 {0x4, 0x40800000}, |
| 110 {0x5, 0x40a00000}, |
| 111 {0x8, 0x41000000}, |
| 112 {0x9, 0x41100000}, |
| 113 {0xffffffffffffffff, 0x5f800000}, |
| 114 {0xfffffffffffffffe, 0x5f800000}, |
| 115 {0xfffffffffffffffd, 0x5f800000}, |
| 116 {0x0, 0x0}, |
| 117 {0x100000000, 0x4f800000}, |
| 118 {0xffffffff00000000, 0x5f800000}, |
| 119 {0x1b09788b00000000, 0x5dd84bc4}, |
| 120 {0x4c5fce800000000, 0x5c98bf9d}, |
| 121 {0xcc0de5bf00000000, 0x5f4c0de6}, |
| 122 {0x200000000, 0x50000000}, |
| 123 {0x300000000, 0x50400000}, |
| 124 {0x400000000, 0x50800000}, |
| 125 {0x500000000, 0x50a00000}, |
| 126 {0x800000000, 0x51000000}, |
| 127 {0x900000000, 0x51100000}, |
| 128 {0x273a798e187937a3, 0x5e1ce9e6}, |
| 129 {0xece3af835495a16b, 0x5f6ce3b0}, |
| 130 {0xb668ecc11223344, 0x5d3668ed}, |
| 131 {0x9e, 0x431e0000}, |
| 132 {0x43, 0x42860000}, |
| 133 {0xaf73, 0x472f7300}, |
| 134 {0x116b, 0x458b5800}, |
| 135 {0x658ecc, 0x4acb1d98}, |
| 136 {0x2b3b4c, 0x4a2ced30}, |
| 137 {0x88776655, 0x4f087766}, |
| 138 {0x70000000, 0x4ee00000}, |
| 139 {0x7200000, 0x4ce40000}, |
| 140 {0x7fffffff, 0x4f000000}, |
| 141 {0x56123761, 0x4eac246f}, |
| 142 {0x7fffff00, 0x4efffffe}, |
| 143 {0x761c4761eeeeeeee, 0x5eec388f}, |
| 144 {0x80000000eeeeeeee, 0x5f000000}, |
| 145 {0x88888888dddddddd, 0x5f088889}, |
| 146 {0xa0000000dddddddd, 0x5f200000}, |
| 147 {0xddddddddaaaaaaaa, 0x5f5dddde}, |
| 148 {0xe0000000aaaaaaaa, 0x5f600000}, |
| 149 {0xeeeeeeeeeeeeeeee, 0x5f6eeeef}, |
| 150 {0xfffffffdeeeeeeee, 0x5f800000}, |
| 151 {0xf0000000dddddddd, 0x5f700000}, |
| 152 {0x7fffffdddddddd, 0x5b000000}, |
| 153 {0x3fffffaaaaaaaa, 0x5a7fffff}, |
| 154 {0x1fffffaaaaaaaa, 0x59fffffd}, |
| 155 {0xfffff, 0x497ffff0}, |
| 156 {0x7ffff, 0x48ffffe0}, |
| 157 {0x3ffff, 0x487fffc0}, |
| 158 {0x1ffff, 0x47ffff80}, |
| 159 {0xffff, 0x477fff00}, |
| 160 {0x7fff, 0x46fffe00}, |
| 161 {0x3fff, 0x467ffc00}, |
| 162 {0x1fff, 0x45fff800}, |
| 163 {0xfff, 0x457ff000}, |
| 164 {0x7ff, 0x44ffe000}, |
| 165 {0x3ff, 0x447fc000}, |
| 166 {0x1ff, 0x43ff8000}, |
| 167 {0x3fffffffffff, 0x56800000}, |
| 168 {0x1fffffffffff, 0x56000000}, |
| 169 {0xfffffffffff, 0x55800000}, |
| 170 {0x7ffffffffff, 0x55000000}, |
| 171 {0x3ffffffffff, 0x54800000}, |
| 172 {0x1ffffffffff, 0x54000000}, |
| 173 {0x8000008000000000, 0x5f000000}, |
| 174 {0x8000008000000001, 0x5f000001}, |
| 175 {0x8000008000000002, 0x5f000001}, |
| 176 {0x8000008000000004, 0x5f000001}, |
| 177 {0x8000008000000008, 0x5f000001}, |
| 178 {0x8000008000000010, 0x5f000001}, |
| 179 {0x8000008000000020, 0x5f000001}, |
| 180 {0x8000009000000000, 0x5f000001}, |
| 181 {0x800000a000000000, 0x5f000001}, |
| 182 {0x8000008000100000, 0x5f000001}, |
| 183 {0x8000000000000400, 0x5f000000}, |
| 184 {0x8000000000000401, 0x5f000000}}; |
| 185 |
| 186 BufferedRawMachineAssemblerTester<int32_t> m; |
| 187 ExternalReference ref = |
| 188 ExternalReference::wasm_uint64_to_float32(m.isolate()); |
| 189 |
| 190 uint64_t input; |
| 191 float output; |
| 192 |
| 193 Node* function = m.ExternalConstant(ref); |
| 194 m.CallCFunction2(MachineType::Pointer(), MachineType::Pointer(), |
| 195 MachineType::Pointer(), function, m.PointerConstant(&input), |
| 196 m.PointerConstant(&output)); |
| 197 m.Return(m.Int32Constant(4356)); |
| 198 |
| 199 for (size_t i = 0; i < arraysize(values); i++) { |
| 200 input = values[i].input; |
| 201 m.Call(); |
| 202 CHECK_EQ(values[i].expected, bit_cast<uint32_t>(output)); |
| 203 } |
| 204 } |
| 205 |
| 206 TEST(RunCallInt64ToFloat64) { |
| 207 BufferedRawMachineAssemblerTester<int32_t> m; |
| 208 ExternalReference ref = ExternalReference::wasm_int64_to_float64(m.isolate()); |
| 209 |
| 210 int64_t input; |
| 211 double output; |
| 212 |
| 213 Node* function = m.ExternalConstant(ref); |
| 214 m.CallCFunction2(MachineType::Pointer(), MachineType::Pointer(), |
| 215 MachineType::Pointer(), function, m.PointerConstant(&input), |
| 216 m.PointerConstant(&output)); |
| 217 m.Return(m.Int32Constant(4356)); |
| 218 FOR_INT64_INPUTS(i) { |
| 219 input = *i; |
| 220 m.Call(); |
| 221 CheckDoubleEq(static_cast<double>(*i), output); |
| 222 } |
| 223 } |
| 224 |
| 225 TEST(RunCallUint64ToFloat64) { |
| 226 struct { |
| 227 uint64_t input; |
| 228 uint64_t expected; |
| 229 } values[] = {{0x0, 0x0}, |
| 230 {0x1, 0x3ff0000000000000}, |
| 231 {0xffffffff, 0x41efffffffe00000}, |
| 232 {0x1b09788b, 0x41bb09788b000000}, |
| 233 {0x4c5fce8, 0x419317f3a0000000}, |
| 234 {0xcc0de5bf, 0x41e981bcb7e00000}, |
| 235 {0x2, 0x4000000000000000}, |
| 236 {0x3, 0x4008000000000000}, |
| 237 {0x4, 0x4010000000000000}, |
| 238 {0x5, 0x4014000000000000}, |
| 239 {0x8, 0x4020000000000000}, |
| 240 {0x9, 0x4022000000000000}, |
| 241 {0xffffffffffffffff, 0x43f0000000000000}, |
| 242 {0xfffffffffffffffe, 0x43f0000000000000}, |
| 243 {0xfffffffffffffffd, 0x43f0000000000000}, |
| 244 {0x100000000, 0x41f0000000000000}, |
| 245 {0xffffffff00000000, 0x43efffffffe00000}, |
| 246 {0x1b09788b00000000, 0x43bb09788b000000}, |
| 247 {0x4c5fce800000000, 0x439317f3a0000000}, |
| 248 {0xcc0de5bf00000000, 0x43e981bcb7e00000}, |
| 249 {0x200000000, 0x4200000000000000}, |
| 250 {0x300000000, 0x4208000000000000}, |
| 251 {0x400000000, 0x4210000000000000}, |
| 252 {0x500000000, 0x4214000000000000}, |
| 253 {0x800000000, 0x4220000000000000}, |
| 254 {0x900000000, 0x4222000000000000}, |
| 255 {0x273a798e187937a3, 0x43c39d3cc70c3c9c}, |
| 256 {0xece3af835495a16b, 0x43ed9c75f06a92b4}, |
| 257 {0xb668ecc11223344, 0x43a6cd1d98224467}, |
| 258 {0x9e, 0x4063c00000000000}, |
| 259 {0x43, 0x4050c00000000000}, |
| 260 {0xaf73, 0x40e5ee6000000000}, |
| 261 {0x116b, 0x40b16b0000000000}, |
| 262 {0x658ecc, 0x415963b300000000}, |
| 263 {0x2b3b4c, 0x41459da600000000}, |
| 264 {0x88776655, 0x41e10eeccaa00000}, |
| 265 {0x70000000, 0x41dc000000000000}, |
| 266 {0x7200000, 0x419c800000000000}, |
| 267 {0x7fffffff, 0x41dfffffffc00000}, |
| 268 {0x56123761, 0x41d5848dd8400000}, |
| 269 {0x7fffff00, 0x41dfffffc0000000}, |
| 270 {0x761c4761eeeeeeee, 0x43dd8711d87bbbbc}, |
| 271 {0x80000000eeeeeeee, 0x43e00000001dddde}, |
| 272 {0x88888888dddddddd, 0x43e11111111bbbbc}, |
| 273 {0xa0000000dddddddd, 0x43e40000001bbbbc}, |
| 274 {0xddddddddaaaaaaaa, 0x43ebbbbbbbb55555}, |
| 275 {0xe0000000aaaaaaaa, 0x43ec000000155555}, |
| 276 {0xeeeeeeeeeeeeeeee, 0x43edddddddddddde}, |
| 277 {0xfffffffdeeeeeeee, 0x43efffffffbdddde}, |
| 278 {0xf0000000dddddddd, 0x43ee0000001bbbbc}, |
| 279 {0x7fffffdddddddd, 0x435ffffff7777777}, |
| 280 {0x3fffffaaaaaaaa, 0x434fffffd5555555}, |
| 281 {0x1fffffaaaaaaaa, 0x433fffffaaaaaaaa}, |
| 282 {0xfffff, 0x412ffffe00000000}, |
| 283 {0x7ffff, 0x411ffffc00000000}, |
| 284 {0x3ffff, 0x410ffff800000000}, |
| 285 {0x1ffff, 0x40fffff000000000}, |
| 286 {0xffff, 0x40efffe000000000}, |
| 287 {0x7fff, 0x40dfffc000000000}, |
| 288 {0x3fff, 0x40cfff8000000000}, |
| 289 {0x1fff, 0x40bfff0000000000}, |
| 290 {0xfff, 0x40affe0000000000}, |
| 291 {0x7ff, 0x409ffc0000000000}, |
| 292 {0x3ff, 0x408ff80000000000}, |
| 293 {0x1ff, 0x407ff00000000000}, |
| 294 {0x3fffffffffff, 0x42cfffffffffff80}, |
| 295 {0x1fffffffffff, 0x42bfffffffffff00}, |
| 296 {0xfffffffffff, 0x42affffffffffe00}, |
| 297 {0x7ffffffffff, 0x429ffffffffffc00}, |
| 298 {0x3ffffffffff, 0x428ffffffffff800}, |
| 299 {0x1ffffffffff, 0x427ffffffffff000}, |
| 300 {0x8000008000000000, 0x43e0000010000000}, |
| 301 {0x8000008000000001, 0x43e0000010000000}, |
| 302 {0x8000000000000400, 0x43e0000000000000}, |
| 303 {0x8000000000000401, 0x43e0000000000001}, |
| 304 {0x8000000000000402, 0x43e0000000000001}, |
| 305 {0x8000000000000404, 0x43e0000000000001}, |
| 306 {0x8000000000000408, 0x43e0000000000001}, |
| 307 {0x8000000000000410, 0x43e0000000000001}, |
| 308 {0x8000000000000420, 0x43e0000000000001}, |
| 309 {0x8000000000000440, 0x43e0000000000001}, |
| 310 {0x8000000000000480, 0x43e0000000000001}, |
| 311 {0x8000000000000500, 0x43e0000000000001}, |
| 312 {0x8000000000000600, 0x43e0000000000001}}; |
| 313 |
| 314 BufferedRawMachineAssemblerTester<int32_t> m; |
| 315 ExternalReference ref = |
| 316 ExternalReference::wasm_uint64_to_float64(m.isolate()); |
| 317 |
| 318 uint64_t input; |
| 319 double output; |
| 320 |
| 321 Node* function = m.ExternalConstant(ref); |
| 322 m.CallCFunction2(MachineType::Pointer(), MachineType::Pointer(), |
| 323 MachineType::Pointer(), function, m.PointerConstant(&input), |
| 324 m.PointerConstant(&output)); |
| 325 m.Return(m.Int32Constant(4356)); |
| 326 |
| 327 for (size_t i = 0; i < arraysize(values); i++) { |
| 328 input = values[i].input; |
| 329 m.Call(); |
| 330 CHECK_EQ(values[i].expected, bit_cast<uint64_t>(output)); |
| 331 } |
| 332 } |
| 333 |
| 334 } // namespace compiler |
| 335 } // namespace internal |
| 336 } // namespace v8 |
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Chromium Code Reviews
Issue 1738623003:
[wasm] Int64Lowering of FXXXConvertI64 instructions. (Closed)
Base URL: https://chromium.googlesource.com/v8/v8.git@master