1 /* 2 * This file is subject to the terms and conditions of the GNU General Public 3 * License. See the file "COPYING" in the main directory of this archive 4 * for more details. 5 * 6 * A small micro-assembler. It is intentionally kept simple, does only 7 * support a subset of instructions, and does not try to hide pipeline 8 * effects like branch delay slots. 9 * 10 * Copyright (C) 2004, 2005, 2006, 2008 Thiemo Seufer 11 * Copyright (C) 2005, 2007 Maciej W. Rozycki 12 * Copyright (C) 2006 Ralf Baechle (ralf@linux-mips.org) 13 * Copyright (C) 2012, 2013 MIPS Technologies, Inc. All rights reserved. 14 */ 15 16 enum fields { 17 RS = 0x001, 18 RT = 0x002, 19 RD = 0x004, 20 RE = 0x008, 21 SIMM = 0x010, 22 UIMM = 0x020, 23 BIMM = 0x040, 24 JIMM = 0x080, 25 FUNC = 0x100, 26 SET = 0x200, 27 SCIMM = 0x400, 28 SIMM9 = 0x800, 29 }; 30 31 #define OP_MASK 0x3f 32 #define OP_SH 26 33 #define RD_MASK 0x1f 34 #define RD_SH 11 35 #define RE_MASK 0x1f 36 #define RE_SH 6 37 #define IMM_MASK 0xffff 38 #define IMM_SH 0 39 #define JIMM_MASK 0x3ffffff 40 #define JIMM_SH 0 41 #define FUNC_MASK 0x3f 42 #define FUNC_SH 0 43 #define SET_MASK 0x7 44 #define SET_SH 0 45 #define SIMM9_SH 7 46 #define SIMM9_MASK 0x1ff 47 48 enum opcode { 49 insn_addiu, insn_addu, insn_and, insn_andi, insn_bbit0, insn_bbit1, 50 insn_beq, insn_beql, insn_bgez, insn_bgezl, insn_bgtz, insn_blez, 51 insn_bltz, insn_bltzl, insn_bne, insn_break, insn_cache, insn_cfc1, 52 insn_cfcmsa, insn_ctc1, insn_ctcmsa, insn_daddiu, insn_daddu, insn_ddivu, 53 insn_ddivu_r6, insn_di, insn_dins, insn_dinsm, insn_dinsu, insn_divu, 54 insn_divu_r6, insn_dmfc0, insn_dmodu, insn_dmtc0, insn_dmultu, 55 insn_dmulu, insn_drotr, insn_drotr32, insn_dsbh, insn_dshd, insn_dsll, 56 insn_dsll32, insn_dsllv, insn_dsra, insn_dsra32, insn_dsrav, insn_dsrl, 57 insn_dsrl32, insn_dsrlv, insn_dsubu, insn_eret, insn_ext, insn_ins, 58 insn_j, insn_jal, insn_jalr, insn_jr, insn_lb, insn_lbu, insn_ld, 59 insn_lddir, insn_ldpte, insn_ldx, insn_lh, insn_lhu, insn_ll, insn_lld, 60 insn_lui, insn_lw, insn_lwu, insn_lwx, insn_mfc0, insn_mfhc0, insn_mfhi, 61 insn_mflo, insn_modu, insn_movn, insn_movz, insn_mtc0, insn_mthc0, 62 insn_mthi, insn_mtlo, insn_mul, insn_multu, insn_mulu, insn_nor, 63 insn_or, insn_ori, insn_pref, insn_rfe, insn_rotr, insn_sb, insn_sc, 64 insn_scd, insn_seleqz, insn_selnez, insn_sd, insn_sh, insn_sll, 65 insn_sllv, insn_slt, insn_slti, insn_sltiu, insn_sltu, insn_sra, 66 insn_srav, insn_srl, insn_srlv, insn_subu, insn_sw, insn_sync, 67 insn_syscall, insn_tlbp, insn_tlbr, insn_tlbwi, insn_tlbwr, insn_wait, 68 insn_wsbh, insn_xor, insn_xori, insn_yield, 69 insn_invalid /* insn_invalid must be last */ 70 }; 71 72 struct insn { 73 u32 match; 74 enum fields fields; 75 }; 76 77 static inline u32 build_rs(u32 arg) 78 { 79 WARN(arg & ~RS_MASK, KERN_WARNING "Micro-assembler field overflow\n"); 80 81 return (arg & RS_MASK) << RS_SH; 82 } 83 84 static inline u32 build_rt(u32 arg) 85 { 86 WARN(arg & ~RT_MASK, KERN_WARNING "Micro-assembler field overflow\n"); 87 88 return (arg & RT_MASK) << RT_SH; 89 } 90 91 static inline u32 build_rd(u32 arg) 92 { 93 WARN(arg & ~RD_MASK, KERN_WARNING "Micro-assembler field overflow\n"); 94 95 return (arg & RD_MASK) << RD_SH; 96 } 97 98 static inline u32 build_re(u32 arg) 99 { 100 WARN(arg & ~RE_MASK, KERN_WARNING "Micro-assembler field overflow\n"); 101 102 return (arg & RE_MASK) << RE_SH; 103 } 104 105 static inline u32 build_simm(s32 arg) 106 { 107 WARN(arg > 0x7fff || arg < -0x8000, 108 KERN_WARNING "Micro-assembler field overflow\n"); 109 110 return arg & 0xffff; 111 } 112 113 static inline u32 build_uimm(u32 arg) 114 { 115 WARN(arg & ~IMM_MASK, KERN_WARNING "Micro-assembler field overflow\n"); 116 117 return arg & IMM_MASK; 118 } 119 120 static inline u32 build_scimm(u32 arg) 121 { 122 WARN(arg & ~SCIMM_MASK, 123 KERN_WARNING "Micro-assembler field overflow\n"); 124 125 return (arg & SCIMM_MASK) << SCIMM_SH; 126 } 127 128 static inline u32 build_scimm9(s32 arg) 129 { 130 WARN((arg > 0xff || arg < -0x100), 131 KERN_WARNING "Micro-assembler field overflow\n"); 132 133 return (arg & SIMM9_MASK) << SIMM9_SH; 134 } 135 136 static inline u32 build_func(u32 arg) 137 { 138 WARN(arg & ~FUNC_MASK, KERN_WARNING "Micro-assembler field overflow\n"); 139 140 return arg & FUNC_MASK; 141 } 142 143 static inline u32 build_set(u32 arg) 144 { 145 WARN(arg & ~SET_MASK, KERN_WARNING "Micro-assembler field overflow\n"); 146 147 return arg & SET_MASK; 148 } 149 150 static void build_insn(u32 **buf, enum opcode opc, ...); 151 152 #define I_u1u2u3(op) \ 153 Ip_u1u2u3(op) \ 154 { \ 155 build_insn(buf, insn##op, a, b, c); \ 156 } \ 157 UASM_EXPORT_SYMBOL(uasm_i##op); 158 159 #define I_s3s1s2(op) \ 160 Ip_s3s1s2(op) \ 161 { \ 162 build_insn(buf, insn##op, b, c, a); \ 163 } \ 164 UASM_EXPORT_SYMBOL(uasm_i##op); 165 166 #define I_u2u1u3(op) \ 167 Ip_u2u1u3(op) \ 168 { \ 169 build_insn(buf, insn##op, b, a, c); \ 170 } \ 171 UASM_EXPORT_SYMBOL(uasm_i##op); 172 173 #define I_u3u2u1(op) \ 174 Ip_u3u2u1(op) \ 175 { \ 176 build_insn(buf, insn##op, c, b, a); \ 177 } \ 178 UASM_EXPORT_SYMBOL(uasm_i##op); 179 180 #define I_u3u1u2(op) \ 181 Ip_u3u1u2(op) \ 182 { \ 183 build_insn(buf, insn##op, b, c, a); \ 184 } \ 185 UASM_EXPORT_SYMBOL(uasm_i##op); 186 187 #define I_u1u2s3(op) \ 188 Ip_u1u2s3(op) \ 189 { \ 190 build_insn(buf, insn##op, a, b, c); \ 191 } \ 192 UASM_EXPORT_SYMBOL(uasm_i##op); 193 194 #define I_u2s3u1(op) \ 195 Ip_u2s3u1(op) \ 196 { \ 197 build_insn(buf, insn##op, c, a, b); \ 198 } \ 199 UASM_EXPORT_SYMBOL(uasm_i##op); 200 201 #define I_u2u1s3(op) \ 202 Ip_u2u1s3(op) \ 203 { \ 204 build_insn(buf, insn##op, b, a, c); \ 205 } \ 206 UASM_EXPORT_SYMBOL(uasm_i##op); 207 208 #define I_u2u1msbu3(op) \ 209 Ip_u2u1msbu3(op) \ 210 { \ 211 build_insn(buf, insn##op, b, a, c+d-1, c); \ 212 } \ 213 UASM_EXPORT_SYMBOL(uasm_i##op); 214 215 #define I_u2u1msb32u3(op) \ 216 Ip_u2u1msbu3(op) \ 217 { \ 218 build_insn(buf, insn##op, b, a, c+d-33, c); \ 219 } \ 220 UASM_EXPORT_SYMBOL(uasm_i##op); 221 222 #define I_u2u1msb32msb3(op) \ 223 Ip_u2u1msbu3(op) \ 224 { \ 225 build_insn(buf, insn##op, b, a, c+d-33, c-32); \ 226 } \ 227 UASM_EXPORT_SYMBOL(uasm_i##op); 228 229 #define I_u2u1msbdu3(op) \ 230 Ip_u2u1msbu3(op) \ 231 { \ 232 build_insn(buf, insn##op, b, a, d-1, c); \ 233 } \ 234 UASM_EXPORT_SYMBOL(uasm_i##op); 235 236 #define I_u1u2(op) \ 237 Ip_u1u2(op) \ 238 { \ 239 build_insn(buf, insn##op, a, b); \ 240 } \ 241 UASM_EXPORT_SYMBOL(uasm_i##op); 242 243 #define I_u2u1(op) \ 244 Ip_u1u2(op) \ 245 { \ 246 build_insn(buf, insn##op, b, a); \ 247 } \ 248 UASM_EXPORT_SYMBOL(uasm_i##op); 249 250 #define I_u1s2(op) \ 251 Ip_u1s2(op) \ 252 { \ 253 build_insn(buf, insn##op, a, b); \ 254 } \ 255 UASM_EXPORT_SYMBOL(uasm_i##op); 256 257 #define I_u1(op) \ 258 Ip_u1(op) \ 259 { \ 260 build_insn(buf, insn##op, a); \ 261 } \ 262 UASM_EXPORT_SYMBOL(uasm_i##op); 263 264 #define I_0(op) \ 265 Ip_0(op) \ 266 { \ 267 build_insn(buf, insn##op); \ 268 } \ 269 UASM_EXPORT_SYMBOL(uasm_i##op); 270 271 I_u2u1s3(_addiu) 272 I_u3u1u2(_addu) 273 I_u2u1u3(_andi) 274 I_u3u1u2(_and) 275 I_u1u2s3(_beq) 276 I_u1u2s3(_beql) 277 I_u1s2(_bgez) 278 I_u1s2(_bgezl) 279 I_u1s2(_bgtz) 280 I_u1s2(_blez) 281 I_u1s2(_bltz) 282 I_u1s2(_bltzl) 283 I_u1u2s3(_bne) 284 I_u1(_break) 285 I_u2s3u1(_cache) 286 I_u1u2(_cfc1) 287 I_u2u1(_cfcmsa) 288 I_u1u2(_ctc1) 289 I_u2u1(_ctcmsa) 290 I_u1u2(_ddivu) 291 I_u3u1u2(_ddivu_r6) 292 I_u1u2u3(_dmfc0) 293 I_u3u1u2(_dmodu) 294 I_u1u2u3(_dmtc0) 295 I_u1u2(_dmultu) 296 I_u3u1u2(_dmulu) 297 I_u2u1s3(_daddiu) 298 I_u3u1u2(_daddu) 299 I_u1(_di); 300 I_u1u2(_divu) 301 I_u3u1u2(_divu_r6) 302 I_u2u1(_dsbh); 303 I_u2u1(_dshd); 304 I_u2u1u3(_dsll) 305 I_u2u1u3(_dsll32) 306 I_u3u2u1(_dsllv) 307 I_u2u1u3(_dsra) 308 I_u2u1u3(_dsra32) 309 I_u3u2u1(_dsrav) 310 I_u2u1u3(_dsrl) 311 I_u2u1u3(_dsrl32) 312 I_u3u2u1(_dsrlv) 313 I_u2u1u3(_drotr) 314 I_u2u1u3(_drotr32) 315 I_u3u1u2(_dsubu) 316 I_0(_eret) 317 I_u2u1msbdu3(_ext) 318 I_u2u1msbu3(_ins) 319 I_u1(_j) 320 I_u1(_jal) 321 I_u2u1(_jalr) 322 I_u1(_jr) 323 I_u2s3u1(_lb) 324 I_u2s3u1(_lbu) 325 I_u2s3u1(_ld) 326 I_u2s3u1(_lh) 327 I_u2s3u1(_lhu) 328 I_u2s3u1(_ll) 329 I_u2s3u1(_lld) 330 I_u1s2(_lui) 331 I_u2s3u1(_lw) 332 I_u2s3u1(_lwu) 333 I_u1u2u3(_mfc0) 334 I_u1u2u3(_mfhc0) 335 I_u3u1u2(_modu) 336 I_u3u1u2(_movn) 337 I_u3u1u2(_movz) 338 I_u1(_mfhi) 339 I_u1(_mflo) 340 I_u1u2u3(_mtc0) 341 I_u1u2u3(_mthc0) 342 I_u1(_mthi) 343 I_u1(_mtlo) 344 I_u3u1u2(_mul) 345 I_u1u2(_multu) 346 I_u3u1u2(_mulu) 347 I_u3u1u2(_nor) 348 I_u3u1u2(_or) 349 I_u2u1u3(_ori) 350 I_0(_rfe) 351 I_u2s3u1(_sb) 352 I_u2s3u1(_sc) 353 I_u2s3u1(_scd) 354 I_u2s3u1(_sd) 355 I_u3u1u2(_seleqz) 356 I_u3u1u2(_selnez) 357 I_u2s3u1(_sh) 358 I_u2u1u3(_sll) 359 I_u3u2u1(_sllv) 360 I_s3s1s2(_slt) 361 I_u2u1s3(_slti) 362 I_u2u1s3(_sltiu) 363 I_u3u1u2(_sltu) 364 I_u2u1u3(_sra) 365 I_u3u2u1(_srav) 366 I_u2u1u3(_srl) 367 I_u3u2u1(_srlv) 368 I_u2u1u3(_rotr) 369 I_u3u1u2(_subu) 370 I_u2s3u1(_sw) 371 I_u1(_sync) 372 I_0(_tlbp) 373 I_0(_tlbr) 374 I_0(_tlbwi) 375 I_0(_tlbwr) 376 I_u1(_wait); 377 I_u2u1(_wsbh) 378 I_u3u1u2(_xor) 379 I_u2u1u3(_xori) 380 I_u2u1(_yield) 381 I_u2u1msbu3(_dins); 382 I_u2u1msb32u3(_dinsm); 383 I_u2u1msb32msb3(_dinsu); 384 I_u1(_syscall); 385 I_u1u2s3(_bbit0); 386 I_u1u2s3(_bbit1); 387 I_u3u1u2(_lwx) 388 I_u3u1u2(_ldx) 389 I_u1u2(_ldpte) 390 I_u2u1u3(_lddir) 391 392 #ifdef CONFIG_CPU_CAVIUM_OCTEON 393 #include <asm/octeon/octeon.h> 394 void uasm_i_pref(u32 **buf, unsigned int a, signed int b, 395 unsigned int c) 396 { 397 if (OCTEON_IS_MODEL(OCTEON_CN6XXX) && a <= 24 && a != 5) 398 /* 399 * As per erratum Core-14449, replace prefetches 0-4, 400 * 6-24 with 'pref 28'. 401 */ 402 build_insn(buf, insn_pref, c, 28, b); 403 else 404 build_insn(buf, insn_pref, c, a, b); 405 } 406 UASM_EXPORT_SYMBOL(uasm_i_pref); 407 #else 408 I_u2s3u1(_pref) 409 #endif 410 411 /* Handle labels. */ 412 void uasm_build_label(struct uasm_label **lab, u32 *addr, int lid) 413 { 414 (*lab)->addr = addr; 415 (*lab)->lab = lid; 416 (*lab)++; 417 } 418 UASM_EXPORT_SYMBOL(uasm_build_label); 419 420 int uasm_in_compat_space_p(long addr) 421 { 422 /* Is this address in 32bit compat space? */ 423 return addr == (int)addr; 424 } 425 UASM_EXPORT_SYMBOL(uasm_in_compat_space_p); 426 427 static int uasm_rel_highest(long val) 428 { 429 #ifdef CONFIG_64BIT 430 return ((((val + 0x800080008000L) >> 48) & 0xffff) ^ 0x8000) - 0x8000; 431 #else 432 return 0; 433 #endif 434 } 435 436 static int uasm_rel_higher(long val) 437 { 438 #ifdef CONFIG_64BIT 439 return ((((val + 0x80008000L) >> 32) & 0xffff) ^ 0x8000) - 0x8000; 440 #else 441 return 0; 442 #endif 443 } 444 445 int uasm_rel_hi(long val) 446 { 447 return ((((val + 0x8000L) >> 16) & 0xffff) ^ 0x8000) - 0x8000; 448 } 449 UASM_EXPORT_SYMBOL(uasm_rel_hi); 450 451 int uasm_rel_lo(long val) 452 { 453 return ((val & 0xffff) ^ 0x8000) - 0x8000; 454 } 455 UASM_EXPORT_SYMBOL(uasm_rel_lo); 456 457 void UASM_i_LA_mostly(u32 **buf, unsigned int rs, long addr) 458 { 459 if (!uasm_in_compat_space_p(addr)) { 460 uasm_i_lui(buf, rs, uasm_rel_highest(addr)); 461 if (uasm_rel_higher(addr)) 462 uasm_i_daddiu(buf, rs, rs, uasm_rel_higher(addr)); 463 if (uasm_rel_hi(addr)) { 464 uasm_i_dsll(buf, rs, rs, 16); 465 uasm_i_daddiu(buf, rs, rs, 466 uasm_rel_hi(addr)); 467 uasm_i_dsll(buf, rs, rs, 16); 468 } else 469 uasm_i_dsll32(buf, rs, rs, 0); 470 } else 471 uasm_i_lui(buf, rs, uasm_rel_hi(addr)); 472 } 473 UASM_EXPORT_SYMBOL(UASM_i_LA_mostly); 474 475 void UASM_i_LA(u32 **buf, unsigned int rs, long addr) 476 { 477 UASM_i_LA_mostly(buf, rs, addr); 478 if (uasm_rel_lo(addr)) { 479 if (!uasm_in_compat_space_p(addr)) 480 uasm_i_daddiu(buf, rs, rs, 481 uasm_rel_lo(addr)); 482 else 483 uasm_i_addiu(buf, rs, rs, 484 uasm_rel_lo(addr)); 485 } 486 } 487 UASM_EXPORT_SYMBOL(UASM_i_LA); 488 489 /* Handle relocations. */ 490 void uasm_r_mips_pc16(struct uasm_reloc **rel, u32 *addr, int lid) 491 { 492 (*rel)->addr = addr; 493 (*rel)->type = R_MIPS_PC16; 494 (*rel)->lab = lid; 495 (*rel)++; 496 } 497 UASM_EXPORT_SYMBOL(uasm_r_mips_pc16); 498 499 static inline void __resolve_relocs(struct uasm_reloc *rel, 500 struct uasm_label *lab); 501 502 void uasm_resolve_relocs(struct uasm_reloc *rel, 503 struct uasm_label *lab) 504 { 505 struct uasm_label *l; 506 507 for (; rel->lab != UASM_LABEL_INVALID; rel++) 508 for (l = lab; l->lab != UASM_LABEL_INVALID; l++) 509 if (rel->lab == l->lab) 510 __resolve_relocs(rel, l); 511 } 512 UASM_EXPORT_SYMBOL(uasm_resolve_relocs); 513 514 void uasm_move_relocs(struct uasm_reloc *rel, u32 *first, u32 *end, 515 long off) 516 { 517 for (; rel->lab != UASM_LABEL_INVALID; rel++) 518 if (rel->addr >= first && rel->addr < end) 519 rel->addr += off; 520 } 521 UASM_EXPORT_SYMBOL(uasm_move_relocs); 522 523 void uasm_move_labels(struct uasm_label *lab, u32 *first, u32 *end, 524 long off) 525 { 526 for (; lab->lab != UASM_LABEL_INVALID; lab++) 527 if (lab->addr >= first && lab->addr < end) 528 lab->addr += off; 529 } 530 UASM_EXPORT_SYMBOL(uasm_move_labels); 531 532 void uasm_copy_handler(struct uasm_reloc *rel, struct uasm_label *lab, 533 u32 *first, u32 *end, u32 *target) 534 { 535 long off = (long)(target - first); 536 537 memcpy(target, first, (end - first) * sizeof(u32)); 538 539 uasm_move_relocs(rel, first, end, off); 540 uasm_move_labels(lab, first, end, off); 541 } 542 UASM_EXPORT_SYMBOL(uasm_copy_handler); 543 544 int uasm_insn_has_bdelay(struct uasm_reloc *rel, u32 *addr) 545 { 546 for (; rel->lab != UASM_LABEL_INVALID; rel++) { 547 if (rel->addr == addr 548 && (rel->type == R_MIPS_PC16 549 || rel->type == R_MIPS_26)) 550 return 1; 551 } 552 553 return 0; 554 } 555 UASM_EXPORT_SYMBOL(uasm_insn_has_bdelay); 556 557 /* Convenience functions for labeled branches. */ 558 void uasm_il_bltz(u32 **p, struct uasm_reloc **r, unsigned int reg, 559 int lid) 560 { 561 uasm_r_mips_pc16(r, *p, lid); 562 uasm_i_bltz(p, reg, 0); 563 } 564 UASM_EXPORT_SYMBOL(uasm_il_bltz); 565 566 void uasm_il_b(u32 **p, struct uasm_reloc **r, int lid) 567 { 568 uasm_r_mips_pc16(r, *p, lid); 569 uasm_i_b(p, 0); 570 } 571 UASM_EXPORT_SYMBOL(uasm_il_b); 572 573 void uasm_il_beq(u32 **p, struct uasm_reloc **r, unsigned int r1, 574 unsigned int r2, int lid) 575 { 576 uasm_r_mips_pc16(r, *p, lid); 577 uasm_i_beq(p, r1, r2, 0); 578 } 579 UASM_EXPORT_SYMBOL(uasm_il_beq); 580 581 void uasm_il_beqz(u32 **p, struct uasm_reloc **r, unsigned int reg, 582 int lid) 583 { 584 uasm_r_mips_pc16(r, *p, lid); 585 uasm_i_beqz(p, reg, 0); 586 } 587 UASM_EXPORT_SYMBOL(uasm_il_beqz); 588 589 void uasm_il_beqzl(u32 **p, struct uasm_reloc **r, unsigned int reg, 590 int lid) 591 { 592 uasm_r_mips_pc16(r, *p, lid); 593 uasm_i_beqzl(p, reg, 0); 594 } 595 UASM_EXPORT_SYMBOL(uasm_il_beqzl); 596 597 void uasm_il_bne(u32 **p, struct uasm_reloc **r, unsigned int reg1, 598 unsigned int reg2, int lid) 599 { 600 uasm_r_mips_pc16(r, *p, lid); 601 uasm_i_bne(p, reg1, reg2, 0); 602 } 603 UASM_EXPORT_SYMBOL(uasm_il_bne); 604 605 void uasm_il_bnez(u32 **p, struct uasm_reloc **r, unsigned int reg, 606 int lid) 607 { 608 uasm_r_mips_pc16(r, *p, lid); 609 uasm_i_bnez(p, reg, 0); 610 } 611 UASM_EXPORT_SYMBOL(uasm_il_bnez); 612 613 void uasm_il_bgezl(u32 **p, struct uasm_reloc **r, unsigned int reg, 614 int lid) 615 { 616 uasm_r_mips_pc16(r, *p, lid); 617 uasm_i_bgezl(p, reg, 0); 618 } 619 UASM_EXPORT_SYMBOL(uasm_il_bgezl); 620 621 void uasm_il_bgez(u32 **p, struct uasm_reloc **r, unsigned int reg, 622 int lid) 623 { 624 uasm_r_mips_pc16(r, *p, lid); 625 uasm_i_bgez(p, reg, 0); 626 } 627 UASM_EXPORT_SYMBOL(uasm_il_bgez); 628 629 void uasm_il_bbit0(u32 **p, struct uasm_reloc **r, unsigned int reg, 630 unsigned int bit, int lid) 631 { 632 uasm_r_mips_pc16(r, *p, lid); 633 uasm_i_bbit0(p, reg, bit, 0); 634 } 635 UASM_EXPORT_SYMBOL(uasm_il_bbit0); 636 637 void uasm_il_bbit1(u32 **p, struct uasm_reloc **r, unsigned int reg, 638 unsigned int bit, int lid) 639 { 640 uasm_r_mips_pc16(r, *p, lid); 641 uasm_i_bbit1(p, reg, bit, 0); 642 } 643 UASM_EXPORT_SYMBOL(uasm_il_bbit1); 644