| 1 | //==- WebAssemblyMCTargetDesc.h - WebAssembly Target Descriptions -*- C++ -*-=// |
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | /// |
| 9 | /// \file |
| 10 | /// This file provides WebAssembly-specific target descriptions. |
| 11 | /// |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
| 14 | #ifndef LLVM_LIB_TARGET_WEBASSEMBLY_MCTARGETDESC_WEBASSEMBLYMCTARGETDESC_H |
| 15 | #define LLVM_LIB_TARGET_WEBASSEMBLY_MCTARGETDESC_WEBASSEMBLYMCTARGETDESC_H |
| 16 | |
| 17 | #include "llvm/BinaryFormat/Wasm.h" |
| 18 | #include "llvm/MC/MCContext.h" |
| 19 | #include "llvm/MC/MCInstrDesc.h" |
| 20 | #include "llvm/Support/CommandLine.h" |
| 21 | #include "llvm/Support/DataTypes.h" |
| 22 | #include <memory> |
| 23 | |
| 24 | namespace llvm { |
| 25 | |
| 26 | class MCAsmBackend; |
| 27 | class MCCodeEmitter; |
| 28 | class MCInstrInfo; |
| 29 | class MCObjectTargetWriter; |
| 30 | class Triple; |
| 31 | |
| 32 | MCCodeEmitter *createWebAssemblyMCCodeEmitter(const MCInstrInfo &MCII, |
| 33 | MCContext &Ctx); |
| 34 | |
| 35 | MCAsmBackend *createWebAssemblyAsmBackend(const Triple &TT); |
| 36 | |
| 37 | std::unique_ptr<MCObjectTargetWriter> |
| 38 | createWebAssemblyWasmObjectWriter(bool Is64Bit, bool IsEmscripten); |
| 39 | |
| 40 | namespace WebAssembly { |
| 41 | |
| 42 | enum OperandType { |
| 43 | /// Basic block label in a branch construct. |
| 44 | OPERAND_BASIC_BLOCK = MCOI::OPERAND_FIRST_TARGET, |
| 45 | /// Local index. |
| 46 | OPERAND_LOCAL, |
| 47 | /// Global index. |
| 48 | OPERAND_GLOBAL, |
| 49 | /// 32-bit integer immediates. |
| 50 | OPERAND_I32IMM, |
| 51 | /// 64-bit integer immediates. |
| 52 | OPERAND_I64IMM, |
| 53 | /// 32-bit floating-point immediates. |
| 54 | OPERAND_F32IMM, |
| 55 | /// 64-bit floating-point immediates. |
| 56 | OPERAND_F64IMM, |
| 57 | /// 8-bit vector lane immediate |
| 58 | OPERAND_VEC_I8IMM, |
| 59 | /// 16-bit vector lane immediate |
| 60 | OPERAND_VEC_I16IMM, |
| 61 | /// 32-bit vector lane immediate |
| 62 | OPERAND_VEC_I32IMM, |
| 63 | /// 64-bit vector lane immediate |
| 64 | OPERAND_VEC_I64IMM, |
| 65 | /// 32-bit unsigned function indices. |
| 66 | OPERAND_FUNCTION32, |
| 67 | /// 32-bit unsigned memory offsets. |
| 68 | OPERAND_OFFSET32, |
| 69 | /// 64-bit unsigned memory offsets. |
| 70 | OPERAND_OFFSET64, |
| 71 | /// p2align immediate for load and store address alignment. |
| 72 | OPERAND_P2ALIGN, |
| 73 | /// signature immediate for block/loop. |
| 74 | OPERAND_SIGNATURE, |
| 75 | /// type signature immediate for call_indirect. |
| 76 | OPERAND_TYPEINDEX, |
| 77 | /// Tag index. |
| 78 | OPERAND_TAG, |
| 79 | /// A list of branch targets for br_list. |
| 80 | OPERAND_BRLIST, |
| 81 | /// 32-bit unsigned table number. |
| 82 | OPERAND_TABLE, |
| 83 | /// A list of catch clauses for try_table. |
| 84 | OPERAND_CATCH_LIST, |
| 85 | }; |
| 86 | } // end namespace WebAssembly |
| 87 | |
| 88 | namespace WebAssemblyII { |
| 89 | |
| 90 | /// Target Operand Flag enum. |
| 91 | enum TOF { |
| 92 | MO_NO_FLAG = 0, |
| 93 | |
| 94 | // On a symbol operand this indicates that the immediate is a wasm global |
| 95 | // index. The value of the wasm global will be set to the symbol address at |
| 96 | // runtime. This adds a level of indirection similar to the GOT on native |
| 97 | // platforms. |
| 98 | MO_GOT, |
| 99 | |
| 100 | // Same as MO_GOT but the address stored in the global is a TLS address. |
| 101 | MO_GOT_TLS, |
| 102 | |
| 103 | // On a symbol operand this indicates that the immediate is the symbol |
| 104 | // address relative the __memory_base wasm global. |
| 105 | // Only applicable to data symbols. |
| 106 | MO_MEMORY_BASE_REL, |
| 107 | |
| 108 | // On a symbol operand this indicates that the immediate is the symbol |
| 109 | // address relative the __tls_base wasm global. |
| 110 | // Only applicable to data symbols. |
| 111 | MO_TLS_BASE_REL, |
| 112 | |
| 113 | // On a symbol operand this indicates that the immediate is the symbol |
| 114 | // address relative the __table_base wasm global. |
| 115 | // Only applicable to function symbols. |
| 116 | MO_TABLE_BASE_REL, |
| 117 | |
| 118 | // On a block signature operand this indicates that this is a destination |
| 119 | // block of a (catch_ref) clause in try_table. |
| 120 | MO_CATCH_BLOCK_SIG, |
| 121 | }; |
| 122 | |
| 123 | } // end namespace WebAssemblyII |
| 124 | |
| 125 | } // end namespace llvm |
| 126 | |
| 127 | // Defines symbolic names for WebAssembly registers. This defines a mapping from |
| 128 | // register name to register number. |
| 129 | // |
| 130 | #define GET_REGINFO_ENUM |
| 131 | #include "WebAssemblyGenRegisterInfo.inc" |
| 132 | |
| 133 | // Defines symbolic names for the WebAssembly instructions. |
| 134 | // |
| 135 | #define GET_INSTRINFO_ENUM |
| 136 | #define GET_INSTRINFO_MC_HELPER_DECLS |
| 137 | #include "WebAssemblyGenInstrInfo.inc" |
| 138 | |
| 139 | namespace llvm { |
| 140 | namespace WebAssembly { |
| 141 | |
| 142 | /// Instruction opcodes emitted via means other than CodeGen. |
| 143 | static const unsigned Nop = 0x01; |
| 144 | static const unsigned End = 0x0b; |
| 145 | |
| 146 | /// Return the default p2align value for a load or store with the given opcode. |
| 147 | inline unsigned GetDefaultP2AlignAny(unsigned Opc) { |
| 148 | switch (Opc) { |
| 149 | #define WASM_LOAD_STORE(NAME) \ |
| 150 | case WebAssembly::NAME##_A32: \ |
| 151 | case WebAssembly::NAME##_A64: \ |
| 152 | case WebAssembly::NAME##_A32_S: \ |
| 153 | case WebAssembly::NAME##_A64_S: |
| 154 | WASM_LOAD_STORE(LOAD8_S_I32) |
| 155 | WASM_LOAD_STORE(LOAD8_U_I32) |
| 156 | WASM_LOAD_STORE(LOAD8_S_I64) |
| 157 | WASM_LOAD_STORE(LOAD8_U_I64) |
| 158 | WASM_LOAD_STORE(ATOMIC_LOAD8_U_I32) |
| 159 | WASM_LOAD_STORE(ATOMIC_LOAD8_U_I64) |
| 160 | WASM_LOAD_STORE(STORE8_I32) |
| 161 | WASM_LOAD_STORE(STORE8_I64) |
| 162 | WASM_LOAD_STORE(ATOMIC_STORE8_I32) |
| 163 | WASM_LOAD_STORE(ATOMIC_STORE8_I64) |
| 164 | WASM_LOAD_STORE(ATOMIC_RMW8_U_ADD_I32) |
| 165 | WASM_LOAD_STORE(ATOMIC_RMW8_U_ADD_I64) |
| 166 | WASM_LOAD_STORE(ATOMIC_RMW8_U_SUB_I32) |
| 167 | WASM_LOAD_STORE(ATOMIC_RMW8_U_SUB_I64) |
| 168 | WASM_LOAD_STORE(ATOMIC_RMW8_U_AND_I32) |
| 169 | WASM_LOAD_STORE(ATOMIC_RMW8_U_AND_I64) |
| 170 | WASM_LOAD_STORE(ATOMIC_RMW8_U_OR_I32) |
| 171 | WASM_LOAD_STORE(ATOMIC_RMW8_U_OR_I64) |
| 172 | WASM_LOAD_STORE(ATOMIC_RMW8_U_XOR_I32) |
| 173 | WASM_LOAD_STORE(ATOMIC_RMW8_U_XOR_I64) |
| 174 | WASM_LOAD_STORE(ATOMIC_RMW8_U_XCHG_I32) |
| 175 | WASM_LOAD_STORE(ATOMIC_RMW8_U_XCHG_I64) |
| 176 | WASM_LOAD_STORE(ATOMIC_RMW8_U_CMPXCHG_I32) |
| 177 | WASM_LOAD_STORE(ATOMIC_RMW8_U_CMPXCHG_I64) |
| 178 | WASM_LOAD_STORE(LOAD8_SPLAT) |
| 179 | WASM_LOAD_STORE(LOAD_LANE_8) |
| 180 | WASM_LOAD_STORE(STORE_LANE_I8x16) |
| 181 | return 0; |
| 182 | WASM_LOAD_STORE(LOAD16_S_I32) |
| 183 | WASM_LOAD_STORE(LOAD16_U_I32) |
| 184 | WASM_LOAD_STORE(LOAD16_S_I64) |
| 185 | WASM_LOAD_STORE(LOAD16_U_I64) |
| 186 | WASM_LOAD_STORE(ATOMIC_LOAD16_U_I32) |
| 187 | WASM_LOAD_STORE(ATOMIC_LOAD16_U_I64) |
| 188 | WASM_LOAD_STORE(STORE16_I32) |
| 189 | WASM_LOAD_STORE(STORE16_I64) |
| 190 | WASM_LOAD_STORE(ATOMIC_STORE16_I32) |
| 191 | WASM_LOAD_STORE(ATOMIC_STORE16_I64) |
| 192 | WASM_LOAD_STORE(ATOMIC_RMW16_U_ADD_I32) |
| 193 | WASM_LOAD_STORE(ATOMIC_RMW16_U_ADD_I64) |
| 194 | WASM_LOAD_STORE(ATOMIC_RMW16_U_SUB_I32) |
| 195 | WASM_LOAD_STORE(ATOMIC_RMW16_U_SUB_I64) |
| 196 | WASM_LOAD_STORE(ATOMIC_RMW16_U_AND_I32) |
| 197 | WASM_LOAD_STORE(ATOMIC_RMW16_U_AND_I64) |
| 198 | WASM_LOAD_STORE(ATOMIC_RMW16_U_OR_I32) |
| 199 | WASM_LOAD_STORE(ATOMIC_RMW16_U_OR_I64) |
| 200 | WASM_LOAD_STORE(ATOMIC_RMW16_U_XOR_I32) |
| 201 | WASM_LOAD_STORE(ATOMIC_RMW16_U_XOR_I64) |
| 202 | WASM_LOAD_STORE(ATOMIC_RMW16_U_XCHG_I32) |
| 203 | WASM_LOAD_STORE(ATOMIC_RMW16_U_XCHG_I64) |
| 204 | WASM_LOAD_STORE(ATOMIC_RMW16_U_CMPXCHG_I32) |
| 205 | WASM_LOAD_STORE(ATOMIC_RMW16_U_CMPXCHG_I64) |
| 206 | WASM_LOAD_STORE(LOAD16_SPLAT) |
| 207 | WASM_LOAD_STORE(LOAD_LANE_16) |
| 208 | WASM_LOAD_STORE(STORE_LANE_I16x8) |
| 209 | WASM_LOAD_STORE(LOAD_F16_F32) |
| 210 | WASM_LOAD_STORE(STORE_F16_F32) |
| 211 | return 1; |
| 212 | WASM_LOAD_STORE(LOAD_I32) |
| 213 | WASM_LOAD_STORE(LOAD_F32) |
| 214 | WASM_LOAD_STORE(STORE_I32) |
| 215 | WASM_LOAD_STORE(STORE_F32) |
| 216 | WASM_LOAD_STORE(LOAD32_S_I64) |
| 217 | WASM_LOAD_STORE(LOAD32_U_I64) |
| 218 | WASM_LOAD_STORE(STORE32_I64) |
| 219 | WASM_LOAD_STORE(ATOMIC_LOAD_I32) |
| 220 | WASM_LOAD_STORE(ATOMIC_LOAD32_U_I64) |
| 221 | WASM_LOAD_STORE(ATOMIC_STORE_I32) |
| 222 | WASM_LOAD_STORE(ATOMIC_STORE32_I64) |
| 223 | WASM_LOAD_STORE(ATOMIC_RMW_ADD_I32) |
| 224 | WASM_LOAD_STORE(ATOMIC_RMW32_U_ADD_I64) |
| 225 | WASM_LOAD_STORE(ATOMIC_RMW_SUB_I32) |
| 226 | WASM_LOAD_STORE(ATOMIC_RMW32_U_SUB_I64) |
| 227 | WASM_LOAD_STORE(ATOMIC_RMW_AND_I32) |
| 228 | WASM_LOAD_STORE(ATOMIC_RMW32_U_AND_I64) |
| 229 | WASM_LOAD_STORE(ATOMIC_RMW_OR_I32) |
| 230 | WASM_LOAD_STORE(ATOMIC_RMW32_U_OR_I64) |
| 231 | WASM_LOAD_STORE(ATOMIC_RMW_XOR_I32) |
| 232 | WASM_LOAD_STORE(ATOMIC_RMW32_U_XOR_I64) |
| 233 | WASM_LOAD_STORE(ATOMIC_RMW_XCHG_I32) |
| 234 | WASM_LOAD_STORE(ATOMIC_RMW32_U_XCHG_I64) |
| 235 | WASM_LOAD_STORE(ATOMIC_RMW_CMPXCHG_I32) |
| 236 | WASM_LOAD_STORE(ATOMIC_RMW32_U_CMPXCHG_I64) |
| 237 | WASM_LOAD_STORE(MEMORY_ATOMIC_NOTIFY) |
| 238 | WASM_LOAD_STORE(MEMORY_ATOMIC_WAIT32) |
| 239 | WASM_LOAD_STORE(LOAD32_SPLAT) |
| 240 | WASM_LOAD_STORE(LOAD_ZERO_32) |
| 241 | WASM_LOAD_STORE(LOAD_LANE_32) |
| 242 | WASM_LOAD_STORE(STORE_LANE_I32x4) |
| 243 | return 2; |
| 244 | WASM_LOAD_STORE(LOAD_I64) |
| 245 | WASM_LOAD_STORE(LOAD_F64) |
| 246 | WASM_LOAD_STORE(STORE_I64) |
| 247 | WASM_LOAD_STORE(STORE_F64) |
| 248 | WASM_LOAD_STORE(ATOMIC_LOAD_I64) |
| 249 | WASM_LOAD_STORE(ATOMIC_STORE_I64) |
| 250 | WASM_LOAD_STORE(ATOMIC_RMW_ADD_I64) |
| 251 | WASM_LOAD_STORE(ATOMIC_RMW_SUB_I64) |
| 252 | WASM_LOAD_STORE(ATOMIC_RMW_AND_I64) |
| 253 | WASM_LOAD_STORE(ATOMIC_RMW_OR_I64) |
| 254 | WASM_LOAD_STORE(ATOMIC_RMW_XOR_I64) |
| 255 | WASM_LOAD_STORE(ATOMIC_RMW_XCHG_I64) |
| 256 | WASM_LOAD_STORE(ATOMIC_RMW_CMPXCHG_I64) |
| 257 | WASM_LOAD_STORE(MEMORY_ATOMIC_WAIT64) |
| 258 | WASM_LOAD_STORE(LOAD64_SPLAT) |
| 259 | WASM_LOAD_STORE(LOAD_EXTEND_S_I16x8) |
| 260 | WASM_LOAD_STORE(LOAD_EXTEND_U_I16x8) |
| 261 | WASM_LOAD_STORE(LOAD_EXTEND_S_I32x4) |
| 262 | WASM_LOAD_STORE(LOAD_EXTEND_U_I32x4) |
| 263 | WASM_LOAD_STORE(LOAD_EXTEND_S_I64x2) |
| 264 | WASM_LOAD_STORE(LOAD_EXTEND_U_I64x2) |
| 265 | WASM_LOAD_STORE(LOAD_ZERO_64) |
| 266 | WASM_LOAD_STORE(LOAD_LANE_64) |
| 267 | WASM_LOAD_STORE(STORE_LANE_I64x2) |
| 268 | return 3; |
| 269 | WASM_LOAD_STORE(LOAD_V128) |
| 270 | WASM_LOAD_STORE(STORE_V128) |
| 271 | return 4; |
| 272 | default: |
| 273 | return -1; |
| 274 | } |
| 275 | #undef WASM_LOAD_STORE |
| 276 | } |
| 277 | |
| 278 | inline unsigned GetDefaultP2Align(unsigned Opc) { |
| 279 | auto Align = GetDefaultP2AlignAny(Opc); |
| 280 | if (Align == -1U) { |
| 281 | llvm_unreachable("Only loads and stores have p2align values" ); |
| 282 | } |
| 283 | return Align; |
| 284 | } |
| 285 | |
| 286 | inline bool isConst(unsigned Opc) { |
| 287 | switch (Opc) { |
| 288 | case WebAssembly::CONST_I32: |
| 289 | case WebAssembly::CONST_I32_S: |
| 290 | case WebAssembly::CONST_I64: |
| 291 | case WebAssembly::CONST_I64_S: |
| 292 | case WebAssembly::CONST_F32: |
| 293 | case WebAssembly::CONST_F32_S: |
| 294 | case WebAssembly::CONST_F64: |
| 295 | case WebAssembly::CONST_F64_S: |
| 296 | case WebAssembly::CONST_V128_I8x16: |
| 297 | case WebAssembly::CONST_V128_I8x16_S: |
| 298 | case WebAssembly::CONST_V128_I16x8: |
| 299 | case WebAssembly::CONST_V128_I16x8_S: |
| 300 | case WebAssembly::CONST_V128_I32x4: |
| 301 | case WebAssembly::CONST_V128_I32x4_S: |
| 302 | case WebAssembly::CONST_V128_I64x2: |
| 303 | case WebAssembly::CONST_V128_I64x2_S: |
| 304 | case WebAssembly::CONST_V128_F32x4: |
| 305 | case WebAssembly::CONST_V128_F32x4_S: |
| 306 | case WebAssembly::CONST_V128_F64x2: |
| 307 | case WebAssembly::CONST_V128_F64x2_S: |
| 308 | return true; |
| 309 | default: |
| 310 | return false; |
| 311 | } |
| 312 | } |
| 313 | |
| 314 | inline bool isScalarConst(unsigned Opc) { |
| 315 | switch (Opc) { |
| 316 | case WebAssembly::CONST_I32: |
| 317 | case WebAssembly::CONST_I32_S: |
| 318 | case WebAssembly::CONST_I64: |
| 319 | case WebAssembly::CONST_I64_S: |
| 320 | case WebAssembly::CONST_F32: |
| 321 | case WebAssembly::CONST_F32_S: |
| 322 | case WebAssembly::CONST_F64: |
| 323 | case WebAssembly::CONST_F64_S: |
| 324 | return true; |
| 325 | default: |
| 326 | return false; |
| 327 | } |
| 328 | } |
| 329 | |
| 330 | inline bool isArgument(unsigned Opc) { |
| 331 | switch (Opc) { |
| 332 | case WebAssembly::ARGUMENT_i32: |
| 333 | case WebAssembly::ARGUMENT_i32_S: |
| 334 | case WebAssembly::ARGUMENT_i64: |
| 335 | case WebAssembly::ARGUMENT_i64_S: |
| 336 | case WebAssembly::ARGUMENT_f32: |
| 337 | case WebAssembly::ARGUMENT_f32_S: |
| 338 | case WebAssembly::ARGUMENT_f64: |
| 339 | case WebAssembly::ARGUMENT_f64_S: |
| 340 | case WebAssembly::ARGUMENT_v16i8: |
| 341 | case WebAssembly::ARGUMENT_v16i8_S: |
| 342 | case WebAssembly::ARGUMENT_v8i16: |
| 343 | case WebAssembly::ARGUMENT_v8i16_S: |
| 344 | case WebAssembly::ARGUMENT_v4i32: |
| 345 | case WebAssembly::ARGUMENT_v4i32_S: |
| 346 | case WebAssembly::ARGUMENT_v2i64: |
| 347 | case WebAssembly::ARGUMENT_v2i64_S: |
| 348 | case WebAssembly::ARGUMENT_v8f16: |
| 349 | case WebAssembly::ARGUMENT_v8f16_S: |
| 350 | case WebAssembly::ARGUMENT_v4f32: |
| 351 | case WebAssembly::ARGUMENT_v4f32_S: |
| 352 | case WebAssembly::ARGUMENT_v2f64: |
| 353 | case WebAssembly::ARGUMENT_v2f64_S: |
| 354 | case WebAssembly::ARGUMENT_funcref: |
| 355 | case WebAssembly::ARGUMENT_funcref_S: |
| 356 | case WebAssembly::ARGUMENT_externref: |
| 357 | case WebAssembly::ARGUMENT_externref_S: |
| 358 | case WebAssembly::ARGUMENT_exnref: |
| 359 | case WebAssembly::ARGUMENT_exnref_S: |
| 360 | return true; |
| 361 | default: |
| 362 | return false; |
| 363 | } |
| 364 | } |
| 365 | |
| 366 | inline bool isCopy(unsigned Opc) { |
| 367 | switch (Opc) { |
| 368 | case WebAssembly::COPY_I32: |
| 369 | case WebAssembly::COPY_I32_S: |
| 370 | case WebAssembly::COPY_I64: |
| 371 | case WebAssembly::COPY_I64_S: |
| 372 | case WebAssembly::COPY_F32: |
| 373 | case WebAssembly::COPY_F32_S: |
| 374 | case WebAssembly::COPY_F64: |
| 375 | case WebAssembly::COPY_F64_S: |
| 376 | case WebAssembly::COPY_V128: |
| 377 | case WebAssembly::COPY_V128_S: |
| 378 | case WebAssembly::COPY_FUNCREF: |
| 379 | case WebAssembly::COPY_FUNCREF_S: |
| 380 | case WebAssembly::COPY_EXTERNREF: |
| 381 | case WebAssembly::COPY_EXTERNREF_S: |
| 382 | case WebAssembly::COPY_EXNREF: |
| 383 | case WebAssembly::COPY_EXNREF_S: |
| 384 | return true; |
| 385 | default: |
| 386 | return false; |
| 387 | } |
| 388 | } |
| 389 | |
| 390 | inline bool isTee(unsigned Opc) { |
| 391 | switch (Opc) { |
| 392 | case WebAssembly::TEE_I32: |
| 393 | case WebAssembly::TEE_I32_S: |
| 394 | case WebAssembly::TEE_I64: |
| 395 | case WebAssembly::TEE_I64_S: |
| 396 | case WebAssembly::TEE_F32: |
| 397 | case WebAssembly::TEE_F32_S: |
| 398 | case WebAssembly::TEE_F64: |
| 399 | case WebAssembly::TEE_F64_S: |
| 400 | case WebAssembly::TEE_V128: |
| 401 | case WebAssembly::TEE_V128_S: |
| 402 | case WebAssembly::TEE_FUNCREF: |
| 403 | case WebAssembly::TEE_FUNCREF_S: |
| 404 | case WebAssembly::TEE_EXTERNREF: |
| 405 | case WebAssembly::TEE_EXTERNREF_S: |
| 406 | case WebAssembly::TEE_EXNREF: |
| 407 | case WebAssembly::TEE_EXNREF_S: |
| 408 | return true; |
| 409 | default: |
| 410 | return false; |
| 411 | } |
| 412 | } |
| 413 | |
| 414 | inline bool isCallDirect(unsigned Opc) { |
| 415 | switch (Opc) { |
| 416 | case WebAssembly::CALL: |
| 417 | case WebAssembly::CALL_S: |
| 418 | case WebAssembly::RET_CALL: |
| 419 | case WebAssembly::RET_CALL_S: |
| 420 | return true; |
| 421 | default: |
| 422 | return false; |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | inline bool isCallIndirect(unsigned Opc) { |
| 427 | switch (Opc) { |
| 428 | case WebAssembly::CALL_INDIRECT: |
| 429 | case WebAssembly::CALL_INDIRECT_S: |
| 430 | case WebAssembly::RET_CALL_INDIRECT: |
| 431 | case WebAssembly::RET_CALL_INDIRECT_S: |
| 432 | return true; |
| 433 | default: |
| 434 | return false; |
| 435 | } |
| 436 | } |
| 437 | |
| 438 | inline bool isBrTable(unsigned Opc) { |
| 439 | switch (Opc) { |
| 440 | case WebAssembly::BR_TABLE_I32: |
| 441 | case WebAssembly::BR_TABLE_I32_S: |
| 442 | case WebAssembly::BR_TABLE_I64: |
| 443 | case WebAssembly::BR_TABLE_I64_S: |
| 444 | return true; |
| 445 | default: |
| 446 | return false; |
| 447 | } |
| 448 | } |
| 449 | |
| 450 | inline bool isMarker(unsigned Opc) { |
| 451 | switch (Opc) { |
| 452 | case WebAssembly::BLOCK: |
| 453 | case WebAssembly::BLOCK_S: |
| 454 | case WebAssembly::END_BLOCK: |
| 455 | case WebAssembly::END_BLOCK_S: |
| 456 | case WebAssembly::LOOP: |
| 457 | case WebAssembly::LOOP_S: |
| 458 | case WebAssembly::END_LOOP: |
| 459 | case WebAssembly::END_LOOP_S: |
| 460 | case WebAssembly::TRY: |
| 461 | case WebAssembly::TRY_S: |
| 462 | case WebAssembly::END_TRY: |
| 463 | case WebAssembly::END_TRY_S: |
| 464 | case WebAssembly::TRY_TABLE: |
| 465 | case WebAssembly::TRY_TABLE_S: |
| 466 | case WebAssembly::END_TRY_TABLE: |
| 467 | case WebAssembly::END_TRY_TABLE_S: |
| 468 | return true; |
| 469 | default: |
| 470 | return false; |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | inline bool isEndMarker(unsigned Opc) { |
| 475 | switch (Opc) { |
| 476 | case WebAssembly::END_BLOCK: |
| 477 | case WebAssembly::END_BLOCK_S: |
| 478 | case WebAssembly::END_LOOP: |
| 479 | case WebAssembly::END_LOOP_S: |
| 480 | case WebAssembly::END_TRY: |
| 481 | case WebAssembly::END_TRY_S: |
| 482 | case WebAssembly::END_TRY_TABLE: |
| 483 | case WebAssembly::END_TRY_TABLE_S: |
| 484 | return true; |
| 485 | default: |
| 486 | return false; |
| 487 | } |
| 488 | } |
| 489 | |
| 490 | inline bool isTry(unsigned Opc) { |
| 491 | switch (Opc) { |
| 492 | case WebAssembly::TRY: |
| 493 | case WebAssembly::TRY_S: |
| 494 | case WebAssembly::TRY_TABLE: |
| 495 | case WebAssembly::TRY_TABLE_S: |
| 496 | return true; |
| 497 | default: |
| 498 | return false; |
| 499 | } |
| 500 | } |
| 501 | |
| 502 | inline bool isCatch(unsigned Opc) { |
| 503 | switch (Opc) { |
| 504 | case WebAssembly::CATCH_LEGACY: |
| 505 | case WebAssembly::CATCH_LEGACY_S: |
| 506 | case WebAssembly::CATCH_ALL_LEGACY: |
| 507 | case WebAssembly::CATCH_ALL_LEGACY_S: |
| 508 | case WebAssembly::CATCH: |
| 509 | case WebAssembly::CATCH_S: |
| 510 | case WebAssembly::CATCH_REF: |
| 511 | case WebAssembly::CATCH_REF_S: |
| 512 | case WebAssembly::CATCH_ALL: |
| 513 | case WebAssembly::CATCH_ALL_S: |
| 514 | case WebAssembly::CATCH_ALL_REF: |
| 515 | case WebAssembly::CATCH_ALL_REF_S: |
| 516 | return true; |
| 517 | default: |
| 518 | return false; |
| 519 | } |
| 520 | } |
| 521 | |
| 522 | inline bool isCatchAll(unsigned Opc) { |
| 523 | switch (Opc) { |
| 524 | case WebAssembly::CATCH_ALL_LEGACY: |
| 525 | case WebAssembly::CATCH_ALL_LEGACY_S: |
| 526 | case WebAssembly::CATCH_ALL: |
| 527 | case WebAssembly::CATCH_ALL_S: |
| 528 | case WebAssembly::CATCH_ALL_REF: |
| 529 | case WebAssembly::CATCH_ALL_REF_S: |
| 530 | return true; |
| 531 | default: |
| 532 | return false; |
| 533 | } |
| 534 | } |
| 535 | |
| 536 | inline bool isLocalGet(unsigned Opc) { |
| 537 | switch (Opc) { |
| 538 | case WebAssembly::LOCAL_GET_I32: |
| 539 | case WebAssembly::LOCAL_GET_I32_S: |
| 540 | case WebAssembly::LOCAL_GET_I64: |
| 541 | case WebAssembly::LOCAL_GET_I64_S: |
| 542 | case WebAssembly::LOCAL_GET_F32: |
| 543 | case WebAssembly::LOCAL_GET_F32_S: |
| 544 | case WebAssembly::LOCAL_GET_F64: |
| 545 | case WebAssembly::LOCAL_GET_F64_S: |
| 546 | case WebAssembly::LOCAL_GET_V128: |
| 547 | case WebAssembly::LOCAL_GET_V128_S: |
| 548 | case WebAssembly::LOCAL_GET_FUNCREF: |
| 549 | case WebAssembly::LOCAL_GET_FUNCREF_S: |
| 550 | case WebAssembly::LOCAL_GET_EXTERNREF: |
| 551 | case WebAssembly::LOCAL_GET_EXTERNREF_S: |
| 552 | case WebAssembly::LOCAL_GET_EXNREF: |
| 553 | case WebAssembly::LOCAL_GET_EXNREF_S: |
| 554 | return true; |
| 555 | default: |
| 556 | return false; |
| 557 | } |
| 558 | } |
| 559 | |
| 560 | inline bool isLocalSet(unsigned Opc) { |
| 561 | switch (Opc) { |
| 562 | case WebAssembly::LOCAL_SET_I32: |
| 563 | case WebAssembly::LOCAL_SET_I32_S: |
| 564 | case WebAssembly::LOCAL_SET_I64: |
| 565 | case WebAssembly::LOCAL_SET_I64_S: |
| 566 | case WebAssembly::LOCAL_SET_F32: |
| 567 | case WebAssembly::LOCAL_SET_F32_S: |
| 568 | case WebAssembly::LOCAL_SET_F64: |
| 569 | case WebAssembly::LOCAL_SET_F64_S: |
| 570 | case WebAssembly::LOCAL_SET_V128: |
| 571 | case WebAssembly::LOCAL_SET_V128_S: |
| 572 | case WebAssembly::LOCAL_SET_FUNCREF: |
| 573 | case WebAssembly::LOCAL_SET_FUNCREF_S: |
| 574 | case WebAssembly::LOCAL_SET_EXTERNREF: |
| 575 | case WebAssembly::LOCAL_SET_EXTERNREF_S: |
| 576 | case WebAssembly::LOCAL_SET_EXNREF: |
| 577 | case WebAssembly::LOCAL_SET_EXNREF_S: |
| 578 | return true; |
| 579 | default: |
| 580 | return false; |
| 581 | } |
| 582 | } |
| 583 | |
| 584 | inline bool isLocalTee(unsigned Opc) { |
| 585 | switch (Opc) { |
| 586 | case WebAssembly::LOCAL_TEE_I32: |
| 587 | case WebAssembly::LOCAL_TEE_I32_S: |
| 588 | case WebAssembly::LOCAL_TEE_I64: |
| 589 | case WebAssembly::LOCAL_TEE_I64_S: |
| 590 | case WebAssembly::LOCAL_TEE_F32: |
| 591 | case WebAssembly::LOCAL_TEE_F32_S: |
| 592 | case WebAssembly::LOCAL_TEE_F64: |
| 593 | case WebAssembly::LOCAL_TEE_F64_S: |
| 594 | case WebAssembly::LOCAL_TEE_V128: |
| 595 | case WebAssembly::LOCAL_TEE_V128_S: |
| 596 | case WebAssembly::LOCAL_TEE_FUNCREF: |
| 597 | case WebAssembly::LOCAL_TEE_FUNCREF_S: |
| 598 | case WebAssembly::LOCAL_TEE_EXTERNREF: |
| 599 | case WebAssembly::LOCAL_TEE_EXTERNREF_S: |
| 600 | case WebAssembly::LOCAL_TEE_EXNREF: |
| 601 | case WebAssembly::LOCAL_TEE_EXNREF_S: |
| 602 | return true; |
| 603 | default: |
| 604 | return false; |
| 605 | } |
| 606 | } |
| 607 | |
| 608 | static const unsigned UnusedReg = -1u; |
| 609 | |
| 610 | // For a given stackified WAReg, return the id number to print with push/pop. |
| 611 | unsigned inline getWARegStackId(MCRegister Reg) { |
| 612 | assert(Reg.id() & INT32_MIN); |
| 613 | return Reg.id() & INT32_MAX; |
| 614 | } |
| 615 | |
| 616 | } // end namespace WebAssembly |
| 617 | } // end namespace llvm |
| 618 | |
| 619 | #define GET_SUBTARGETINFO_ENUM |
| 620 | #include "WebAssemblyGenSubtargetInfo.inc" |
| 621 | |
| 622 | #endif |
| 623 | |