1e30ec452SThiemo Seufer /* 2e30ec452SThiemo Seufer * This file is subject to the terms and conditions of the GNU General Public 3e30ec452SThiemo Seufer * License. See the file "COPYING" in the main directory of this archive 4e30ec452SThiemo Seufer * for more details. 5e30ec452SThiemo Seufer * 6e30ec452SThiemo Seufer * A small micro-assembler. It is intentionally kept simple, does only 7e30ec452SThiemo Seufer * support a subset of instructions, and does not try to hide pipeline 8e30ec452SThiemo Seufer * effects like branch delay slots. 9e30ec452SThiemo Seufer * 10e30ec452SThiemo Seufer * Copyright (C) 2004, 2005, 2006, 2008 Thiemo Seufer 11e30ec452SThiemo Seufer * Copyright (C) 2005, 2007 Maciej W. Rozycki 12e30ec452SThiemo Seufer * Copyright (C) 2006 Ralf Baechle (ralf@linux-mips.org) 13e30ec452SThiemo Seufer */ 14e30ec452SThiemo Seufer 15e30ec452SThiemo Seufer #include <linux/kernel.h> 16e30ec452SThiemo Seufer #include <linux/types.h> 17e30ec452SThiemo Seufer #include <linux/init.h> 18e30ec452SThiemo Seufer 19e30ec452SThiemo Seufer #include <asm/inst.h> 20e30ec452SThiemo Seufer #include <asm/elf.h> 21e30ec452SThiemo Seufer #include <asm/bugs.h> 223482d713SFlorian Fainelli #include <asm/uasm.h> 23e30ec452SThiemo Seufer 24e30ec452SThiemo Seufer enum fields { 25e30ec452SThiemo Seufer RS = 0x001, 26e30ec452SThiemo Seufer RT = 0x002, 27e30ec452SThiemo Seufer RD = 0x004, 28e30ec452SThiemo Seufer RE = 0x008, 29e30ec452SThiemo Seufer SIMM = 0x010, 30e30ec452SThiemo Seufer UIMM = 0x020, 31e30ec452SThiemo Seufer BIMM = 0x040, 32e30ec452SThiemo Seufer JIMM = 0x080, 33e30ec452SThiemo Seufer FUNC = 0x100, 3458b9e223SDavid Daney SET = 0x200, 3558b9e223SDavid Daney SCIMM = 0x400 36e30ec452SThiemo Seufer }; 37e30ec452SThiemo Seufer 38e30ec452SThiemo Seufer #define OP_MASK 0x3f 39e30ec452SThiemo Seufer #define OP_SH 26 40e30ec452SThiemo Seufer #define RS_MASK 0x1f 41e30ec452SThiemo Seufer #define RS_SH 21 42e30ec452SThiemo Seufer #define RT_MASK 0x1f 43e30ec452SThiemo Seufer #define RT_SH 16 44e30ec452SThiemo Seufer #define RD_MASK 0x1f 45e30ec452SThiemo Seufer #define RD_SH 11 46e30ec452SThiemo Seufer #define RE_MASK 0x1f 47e30ec452SThiemo Seufer #define RE_SH 6 48e30ec452SThiemo Seufer #define IMM_MASK 0xffff 49e30ec452SThiemo Seufer #define IMM_SH 0 50e30ec452SThiemo Seufer #define JIMM_MASK 0x3ffffff 51e30ec452SThiemo Seufer #define JIMM_SH 0 52e30ec452SThiemo Seufer #define FUNC_MASK 0x3f 53e30ec452SThiemo Seufer #define FUNC_SH 0 54e30ec452SThiemo Seufer #define SET_MASK 0x7 55e30ec452SThiemo Seufer #define SET_SH 0 5658b9e223SDavid Daney #define SCIMM_MASK 0xfffff 5758b9e223SDavid Daney #define SCIMM_SH 6 58e30ec452SThiemo Seufer 59e30ec452SThiemo Seufer enum opcode { 60e30ec452SThiemo Seufer insn_invalid, 61e30ec452SThiemo Seufer insn_addu, insn_addiu, insn_and, insn_andi, insn_beq, 62e30ec452SThiemo Seufer insn_beql, insn_bgez, insn_bgezl, insn_bltz, insn_bltzl, 63fb2a27e7SThiemo Seufer insn_bne, insn_cache, insn_daddu, insn_daddiu, insn_dmfc0, 64fb2a27e7SThiemo Seufer insn_dmtc0, insn_dsll, insn_dsll32, insn_dsra, insn_dsrl, 65de6d5b55SDavid Daney insn_dsrl32, insn_drotr, insn_drotr32, insn_dsubu, insn_eret, 66de6d5b55SDavid Daney insn_j, insn_jal, insn_jr, insn_ld, insn_ll, insn_lld, 67de6d5b55SDavid Daney insn_lui, insn_lw, insn_mfc0, insn_mtc0, insn_or, insn_ori, 68de6d5b55SDavid Daney insn_pref, insn_rfe, insn_sc, insn_scd, insn_sd, insn_sll, 69de6d5b55SDavid Daney insn_sra, insn_srl, insn_rotr, insn_subu, insn_sw, insn_tlbp, 70de6d5b55SDavid Daney insn_tlbr, insn_tlbwi, insn_tlbwr, insn_xor, insn_xori, 715b97c3f7SDavid Daney insn_dins, insn_syscall, insn_bbit0, insn_bbit1 72e30ec452SThiemo Seufer }; 73e30ec452SThiemo Seufer 74e30ec452SThiemo Seufer struct insn { 75e30ec452SThiemo Seufer enum opcode opcode; 76e30ec452SThiemo Seufer u32 match; 77e30ec452SThiemo Seufer enum fields fields; 78e30ec452SThiemo Seufer }; 79e30ec452SThiemo Seufer 80e30ec452SThiemo Seufer /* This macro sets the non-variable bits of an instruction. */ 81e30ec452SThiemo Seufer #define M(a, b, c, d, e, f) \ 82e30ec452SThiemo Seufer ((a) << OP_SH \ 83e30ec452SThiemo Seufer | (b) << RS_SH \ 84e30ec452SThiemo Seufer | (c) << RT_SH \ 85e30ec452SThiemo Seufer | (d) << RD_SH \ 86e30ec452SThiemo Seufer | (e) << RE_SH \ 87e30ec452SThiemo Seufer | (f) << FUNC_SH) 88e30ec452SThiemo Seufer 8922b0763aSDavid Daney static struct insn insn_table[] __uasminitdata = { 90e30ec452SThiemo Seufer { insn_addiu, M(addiu_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 91e30ec452SThiemo Seufer { insn_addu, M(spec_op, 0, 0, 0, 0, addu_op), RS | RT | RD }, 92e30ec452SThiemo Seufer { insn_and, M(spec_op, 0, 0, 0, 0, and_op), RS | RT | RD }, 93e30ec452SThiemo Seufer { insn_andi, M(andi_op, 0, 0, 0, 0, 0), RS | RT | UIMM }, 94e30ec452SThiemo Seufer { insn_beq, M(beq_op, 0, 0, 0, 0, 0), RS | RT | BIMM }, 95e30ec452SThiemo Seufer { insn_beql, M(beql_op, 0, 0, 0, 0, 0), RS | RT | BIMM }, 96e30ec452SThiemo Seufer { insn_bgez, M(bcond_op, 0, bgez_op, 0, 0, 0), RS | BIMM }, 97e30ec452SThiemo Seufer { insn_bgezl, M(bcond_op, 0, bgezl_op, 0, 0, 0), RS | BIMM }, 98e30ec452SThiemo Seufer { insn_bltz, M(bcond_op, 0, bltz_op, 0, 0, 0), RS | BIMM }, 99e30ec452SThiemo Seufer { insn_bltzl, M(bcond_op, 0, bltzl_op, 0, 0, 0), RS | BIMM }, 100e30ec452SThiemo Seufer { insn_bne, M(bne_op, 0, 0, 0, 0, 0), RS | RT | BIMM }, 101fb2a27e7SThiemo Seufer { insn_cache, M(cache_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 102e30ec452SThiemo Seufer { insn_daddiu, M(daddiu_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 103e30ec452SThiemo Seufer { insn_daddu, M(spec_op, 0, 0, 0, 0, daddu_op), RS | RT | RD }, 104e30ec452SThiemo Seufer { insn_dmfc0, M(cop0_op, dmfc_op, 0, 0, 0, 0), RT | RD | SET}, 105e30ec452SThiemo Seufer { insn_dmtc0, M(cop0_op, dmtc_op, 0, 0, 0, 0), RT | RD | SET}, 106e30ec452SThiemo Seufer { insn_dsll, M(spec_op, 0, 0, 0, 0, dsll_op), RT | RD | RE }, 107e30ec452SThiemo Seufer { insn_dsll32, M(spec_op, 0, 0, 0, 0, dsll32_op), RT | RD | RE }, 108e30ec452SThiemo Seufer { insn_dsra, M(spec_op, 0, 0, 0, 0, dsra_op), RT | RD | RE }, 109e30ec452SThiemo Seufer { insn_dsrl, M(spec_op, 0, 0, 0, 0, dsrl_op), RT | RD | RE }, 110e30ec452SThiemo Seufer { insn_dsrl32, M(spec_op, 0, 0, 0, 0, dsrl32_op), RT | RD | RE }, 11192078e06SDavid Daney { insn_drotr, M(spec_op, 1, 0, 0, 0, dsrl_op), RT | RD | RE }, 112de6d5b55SDavid Daney { insn_drotr32, M(spec_op, 1, 0, 0, 0, dsrl32_op), RT | RD | RE }, 113e30ec452SThiemo Seufer { insn_dsubu, M(spec_op, 0, 0, 0, 0, dsubu_op), RS | RT | RD }, 114e30ec452SThiemo Seufer { insn_eret, M(cop0_op, cop_op, 0, 0, 0, eret_op), 0 }, 115e30ec452SThiemo Seufer { insn_j, M(j_op, 0, 0, 0, 0, 0), JIMM }, 116e30ec452SThiemo Seufer { insn_jal, M(jal_op, 0, 0, 0, 0, 0), JIMM }, 117e30ec452SThiemo Seufer { insn_jr, M(spec_op, 0, 0, 0, 0, jr_op), RS }, 118e30ec452SThiemo Seufer { insn_ld, M(ld_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 119e30ec452SThiemo Seufer { insn_ll, M(ll_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 120e30ec452SThiemo Seufer { insn_lld, M(lld_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 121e30ec452SThiemo Seufer { insn_lui, M(lui_op, 0, 0, 0, 0, 0), RT | SIMM }, 122e30ec452SThiemo Seufer { insn_lw, M(lw_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 123e30ec452SThiemo Seufer { insn_mfc0, M(cop0_op, mfc_op, 0, 0, 0, 0), RT | RD | SET}, 124e30ec452SThiemo Seufer { insn_mtc0, M(cop0_op, mtc_op, 0, 0, 0, 0), RT | RD | SET}, 1255808184fSRalf Baechle { insn_or, M(spec_op, 0, 0, 0, 0, or_op), RS | RT | RD }, 126e30ec452SThiemo Seufer { insn_ori, M(ori_op, 0, 0, 0, 0, 0), RS | RT | UIMM }, 127fb2a27e7SThiemo Seufer { insn_pref, M(pref_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 128e30ec452SThiemo Seufer { insn_rfe, M(cop0_op, cop_op, 0, 0, 0, rfe_op), 0 }, 129e30ec452SThiemo Seufer { insn_sc, M(sc_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 130e30ec452SThiemo Seufer { insn_scd, M(scd_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 131e30ec452SThiemo Seufer { insn_sd, M(sd_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 132e30ec452SThiemo Seufer { insn_sll, M(spec_op, 0, 0, 0, 0, sll_op), RT | RD | RE }, 133e30ec452SThiemo Seufer { insn_sra, M(spec_op, 0, 0, 0, 0, sra_op), RT | RD | RE }, 134e30ec452SThiemo Seufer { insn_srl, M(spec_op, 0, 0, 0, 0, srl_op), RT | RD | RE }, 13532546f38SDavid Daney { insn_rotr, M(spec_op, 1, 0, 0, 0, srl_op), RT | RD | RE }, 136e30ec452SThiemo Seufer { insn_subu, M(spec_op, 0, 0, 0, 0, subu_op), RS | RT | RD }, 137e30ec452SThiemo Seufer { insn_sw, M(sw_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, 138e30ec452SThiemo Seufer { insn_tlbp, M(cop0_op, cop_op, 0, 0, 0, tlbp_op), 0 }, 13932546f38SDavid Daney { insn_tlbr, M(cop0_op, cop_op, 0, 0, 0, tlbr_op), 0 }, 140e30ec452SThiemo Seufer { insn_tlbwi, M(cop0_op, cop_op, 0, 0, 0, tlbwi_op), 0 }, 141e30ec452SThiemo Seufer { insn_tlbwr, M(cop0_op, cop_op, 0, 0, 0, tlbwr_op), 0 }, 142e30ec452SThiemo Seufer { insn_xor, M(spec_op, 0, 0, 0, 0, xor_op), RS | RT | RD }, 143e30ec452SThiemo Seufer { insn_xori, M(xori_op, 0, 0, 0, 0, 0), RS | RT | UIMM }, 14492078e06SDavid Daney { insn_dins, M(spec3_op, 0, 0, 0, 0, dins_op), RS | RT | RD | RE }, 14558b9e223SDavid Daney { insn_syscall, M(spec_op, 0, 0, 0, 0, syscall_op), SCIMM}, 1465b97c3f7SDavid Daney { insn_bbit0, M(lwc2_op, 0, 0, 0, 0, 0), RS | RT | BIMM }, 1475b97c3f7SDavid Daney { insn_bbit1, M(swc2_op, 0, 0, 0, 0, 0), RS | RT | BIMM }, 148e30ec452SThiemo Seufer { insn_invalid, 0, 0 } 149e30ec452SThiemo Seufer }; 150e30ec452SThiemo Seufer 151e30ec452SThiemo Seufer #undef M 152e30ec452SThiemo Seufer 15322b0763aSDavid Daney static inline __uasminit u32 build_rs(u32 arg) 154e30ec452SThiemo Seufer { 155e30ec452SThiemo Seufer if (arg & ~RS_MASK) 156e30ec452SThiemo Seufer printk(KERN_WARNING "Micro-assembler field overflow\n"); 157e30ec452SThiemo Seufer 158e30ec452SThiemo Seufer return (arg & RS_MASK) << RS_SH; 159e30ec452SThiemo Seufer } 160e30ec452SThiemo Seufer 16122b0763aSDavid Daney static inline __uasminit u32 build_rt(u32 arg) 162e30ec452SThiemo Seufer { 163e30ec452SThiemo Seufer if (arg & ~RT_MASK) 164e30ec452SThiemo Seufer printk(KERN_WARNING "Micro-assembler field overflow\n"); 165e30ec452SThiemo Seufer 166e30ec452SThiemo Seufer return (arg & RT_MASK) << RT_SH; 167e30ec452SThiemo Seufer } 168e30ec452SThiemo Seufer 16922b0763aSDavid Daney static inline __uasminit u32 build_rd(u32 arg) 170e30ec452SThiemo Seufer { 171e30ec452SThiemo Seufer if (arg & ~RD_MASK) 172e30ec452SThiemo Seufer printk(KERN_WARNING "Micro-assembler field overflow\n"); 173e30ec452SThiemo Seufer 174e30ec452SThiemo Seufer return (arg & RD_MASK) << RD_SH; 175e30ec452SThiemo Seufer } 176e30ec452SThiemo Seufer 17722b0763aSDavid Daney static inline __uasminit u32 build_re(u32 arg) 178e30ec452SThiemo Seufer { 179e30ec452SThiemo Seufer if (arg & ~RE_MASK) 180e30ec452SThiemo Seufer printk(KERN_WARNING "Micro-assembler field overflow\n"); 181e30ec452SThiemo Seufer 182e30ec452SThiemo Seufer return (arg & RE_MASK) << RE_SH; 183e30ec452SThiemo Seufer } 184e30ec452SThiemo Seufer 18522b0763aSDavid Daney static inline __uasminit u32 build_simm(s32 arg) 186e30ec452SThiemo Seufer { 187e30ec452SThiemo Seufer if (arg > 0x7fff || arg < -0x8000) 188e30ec452SThiemo Seufer printk(KERN_WARNING "Micro-assembler field overflow\n"); 189e30ec452SThiemo Seufer 190e30ec452SThiemo Seufer return arg & 0xffff; 191e30ec452SThiemo Seufer } 192e30ec452SThiemo Seufer 19322b0763aSDavid Daney static inline __uasminit u32 build_uimm(u32 arg) 194e30ec452SThiemo Seufer { 195e30ec452SThiemo Seufer if (arg & ~IMM_MASK) 196e30ec452SThiemo Seufer printk(KERN_WARNING "Micro-assembler field overflow\n"); 197e30ec452SThiemo Seufer 198e30ec452SThiemo Seufer return arg & IMM_MASK; 199e30ec452SThiemo Seufer } 200e30ec452SThiemo Seufer 20122b0763aSDavid Daney static inline __uasminit u32 build_bimm(s32 arg) 202e30ec452SThiemo Seufer { 203e30ec452SThiemo Seufer if (arg > 0x1ffff || arg < -0x20000) 204e30ec452SThiemo Seufer printk(KERN_WARNING "Micro-assembler field overflow\n"); 205e30ec452SThiemo Seufer 206e30ec452SThiemo Seufer if (arg & 0x3) 207e30ec452SThiemo Seufer printk(KERN_WARNING "Invalid micro-assembler branch target\n"); 208e30ec452SThiemo Seufer 209e30ec452SThiemo Seufer return ((arg < 0) ? (1 << 15) : 0) | ((arg >> 2) & 0x7fff); 210e30ec452SThiemo Seufer } 211e30ec452SThiemo Seufer 21222b0763aSDavid Daney static inline __uasminit u32 build_jimm(u32 arg) 213e30ec452SThiemo Seufer { 214e30ec452SThiemo Seufer if (arg & ~((JIMM_MASK) << 2)) 215e30ec452SThiemo Seufer printk(KERN_WARNING "Micro-assembler field overflow\n"); 216e30ec452SThiemo Seufer 217e30ec452SThiemo Seufer return (arg >> 2) & JIMM_MASK; 218e30ec452SThiemo Seufer } 219e30ec452SThiemo Seufer 22022b0763aSDavid Daney static inline __uasminit u32 build_scimm(u32 arg) 22158b9e223SDavid Daney { 22258b9e223SDavid Daney if (arg & ~SCIMM_MASK) 22358b9e223SDavid Daney printk(KERN_WARNING "Micro-assembler field overflow\n"); 22458b9e223SDavid Daney 22558b9e223SDavid Daney return (arg & SCIMM_MASK) << SCIMM_SH; 22658b9e223SDavid Daney } 22758b9e223SDavid Daney 22822b0763aSDavid Daney static inline __uasminit u32 build_func(u32 arg) 229e30ec452SThiemo Seufer { 230e30ec452SThiemo Seufer if (arg & ~FUNC_MASK) 231e30ec452SThiemo Seufer printk(KERN_WARNING "Micro-assembler field overflow\n"); 232e30ec452SThiemo Seufer 233e30ec452SThiemo Seufer return arg & FUNC_MASK; 234e30ec452SThiemo Seufer } 235e30ec452SThiemo Seufer 23622b0763aSDavid Daney static inline __uasminit u32 build_set(u32 arg) 237e30ec452SThiemo Seufer { 238e30ec452SThiemo Seufer if (arg & ~SET_MASK) 239e30ec452SThiemo Seufer printk(KERN_WARNING "Micro-assembler field overflow\n"); 240e30ec452SThiemo Seufer 241e30ec452SThiemo Seufer return arg & SET_MASK; 242e30ec452SThiemo Seufer } 243e30ec452SThiemo Seufer 244e30ec452SThiemo Seufer /* 245e30ec452SThiemo Seufer * The order of opcode arguments is implicitly left to right, 246e30ec452SThiemo Seufer * starting with RS and ending with FUNC or IMM. 247e30ec452SThiemo Seufer */ 24822b0763aSDavid Daney static void __uasminit build_insn(u32 **buf, enum opcode opc, ...) 249e30ec452SThiemo Seufer { 250e30ec452SThiemo Seufer struct insn *ip = NULL; 251e30ec452SThiemo Seufer unsigned int i; 252e30ec452SThiemo Seufer va_list ap; 253e30ec452SThiemo Seufer u32 op; 254e30ec452SThiemo Seufer 255e30ec452SThiemo Seufer for (i = 0; insn_table[i].opcode != insn_invalid; i++) 256e30ec452SThiemo Seufer if (insn_table[i].opcode == opc) { 257e30ec452SThiemo Seufer ip = &insn_table[i]; 258e30ec452SThiemo Seufer break; 259e30ec452SThiemo Seufer } 260e30ec452SThiemo Seufer 261e30ec452SThiemo Seufer if (!ip || (opc == insn_daddiu && r4k_daddiu_bug())) 262e30ec452SThiemo Seufer panic("Unsupported Micro-assembler instruction %d", opc); 263e30ec452SThiemo Seufer 264e30ec452SThiemo Seufer op = ip->match; 265e30ec452SThiemo Seufer va_start(ap, opc); 266e30ec452SThiemo Seufer if (ip->fields & RS) 267e30ec452SThiemo Seufer op |= build_rs(va_arg(ap, u32)); 268e30ec452SThiemo Seufer if (ip->fields & RT) 269e30ec452SThiemo Seufer op |= build_rt(va_arg(ap, u32)); 270e30ec452SThiemo Seufer if (ip->fields & RD) 271e30ec452SThiemo Seufer op |= build_rd(va_arg(ap, u32)); 272e30ec452SThiemo Seufer if (ip->fields & RE) 273e30ec452SThiemo Seufer op |= build_re(va_arg(ap, u32)); 274e30ec452SThiemo Seufer if (ip->fields & SIMM) 275e30ec452SThiemo Seufer op |= build_simm(va_arg(ap, s32)); 276e30ec452SThiemo Seufer if (ip->fields & UIMM) 277e30ec452SThiemo Seufer op |= build_uimm(va_arg(ap, u32)); 278e30ec452SThiemo Seufer if (ip->fields & BIMM) 279e30ec452SThiemo Seufer op |= build_bimm(va_arg(ap, s32)); 280e30ec452SThiemo Seufer if (ip->fields & JIMM) 281e30ec452SThiemo Seufer op |= build_jimm(va_arg(ap, u32)); 282e30ec452SThiemo Seufer if (ip->fields & FUNC) 283e30ec452SThiemo Seufer op |= build_func(va_arg(ap, u32)); 284e30ec452SThiemo Seufer if (ip->fields & SET) 285e30ec452SThiemo Seufer op |= build_set(va_arg(ap, u32)); 28658b9e223SDavid Daney if (ip->fields & SCIMM) 28758b9e223SDavid Daney op |= build_scimm(va_arg(ap, u32)); 288e30ec452SThiemo Seufer va_end(ap); 289e30ec452SThiemo Seufer 290e30ec452SThiemo Seufer **buf = op; 291e30ec452SThiemo Seufer (*buf)++; 292e30ec452SThiemo Seufer } 293e30ec452SThiemo Seufer 294e30ec452SThiemo Seufer #define I_u1u2u3(op) \ 295e30ec452SThiemo Seufer Ip_u1u2u3(op) \ 296e30ec452SThiemo Seufer { \ 297e30ec452SThiemo Seufer build_insn(buf, insn##op, a, b, c); \ 29822b0763aSDavid Daney } \ 29922b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_i##op); 300e30ec452SThiemo Seufer 301e30ec452SThiemo Seufer #define I_u2u1u3(op) \ 302e30ec452SThiemo Seufer Ip_u2u1u3(op) \ 303e30ec452SThiemo Seufer { \ 304e30ec452SThiemo Seufer build_insn(buf, insn##op, b, a, c); \ 30522b0763aSDavid Daney } \ 30622b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_i##op); 307e30ec452SThiemo Seufer 308e30ec452SThiemo Seufer #define I_u3u1u2(op) \ 309e30ec452SThiemo Seufer Ip_u3u1u2(op) \ 310e30ec452SThiemo Seufer { \ 311e30ec452SThiemo Seufer build_insn(buf, insn##op, b, c, a); \ 31222b0763aSDavid Daney } \ 31322b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_i##op); 314e30ec452SThiemo Seufer 315e30ec452SThiemo Seufer #define I_u1u2s3(op) \ 316e30ec452SThiemo Seufer Ip_u1u2s3(op) \ 317e30ec452SThiemo Seufer { \ 318e30ec452SThiemo Seufer build_insn(buf, insn##op, a, b, c); \ 31922b0763aSDavid Daney } \ 32022b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_i##op); 321e30ec452SThiemo Seufer 322e30ec452SThiemo Seufer #define I_u2s3u1(op) \ 323e30ec452SThiemo Seufer Ip_u2s3u1(op) \ 324e30ec452SThiemo Seufer { \ 325e30ec452SThiemo Seufer build_insn(buf, insn##op, c, a, b); \ 32622b0763aSDavid Daney } \ 32722b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_i##op); 328e30ec452SThiemo Seufer 329e30ec452SThiemo Seufer #define I_u2u1s3(op) \ 330e30ec452SThiemo Seufer Ip_u2u1s3(op) \ 331e30ec452SThiemo Seufer { \ 332e30ec452SThiemo Seufer build_insn(buf, insn##op, b, a, c); \ 33322b0763aSDavid Daney } \ 33422b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_i##op); 335e30ec452SThiemo Seufer 33692078e06SDavid Daney #define I_u2u1msbu3(op) \ 33792078e06SDavid Daney Ip_u2u1msbu3(op) \ 33892078e06SDavid Daney { \ 33992078e06SDavid Daney build_insn(buf, insn##op, b, a, c+d-1, c); \ 34022b0763aSDavid Daney } \ 34122b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_i##op); 34292078e06SDavid Daney 343e30ec452SThiemo Seufer #define I_u1u2(op) \ 344e30ec452SThiemo Seufer Ip_u1u2(op) \ 345e30ec452SThiemo Seufer { \ 346e30ec452SThiemo Seufer build_insn(buf, insn##op, a, b); \ 34722b0763aSDavid Daney } \ 34822b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_i##op); 349e30ec452SThiemo Seufer 350e30ec452SThiemo Seufer #define I_u1s2(op) \ 351e30ec452SThiemo Seufer Ip_u1s2(op) \ 352e30ec452SThiemo Seufer { \ 353e30ec452SThiemo Seufer build_insn(buf, insn##op, a, b); \ 35422b0763aSDavid Daney } \ 35522b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_i##op); 356e30ec452SThiemo Seufer 357e30ec452SThiemo Seufer #define I_u1(op) \ 358e30ec452SThiemo Seufer Ip_u1(op) \ 359e30ec452SThiemo Seufer { \ 360e30ec452SThiemo Seufer build_insn(buf, insn##op, a); \ 36122b0763aSDavid Daney } \ 36222b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_i##op); 363e30ec452SThiemo Seufer 364e30ec452SThiemo Seufer #define I_0(op) \ 365e30ec452SThiemo Seufer Ip_0(op) \ 366e30ec452SThiemo Seufer { \ 367e30ec452SThiemo Seufer build_insn(buf, insn##op); \ 36822b0763aSDavid Daney } \ 36922b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_i##op); 370e30ec452SThiemo Seufer 371e30ec452SThiemo Seufer I_u2u1s3(_addiu) 372e30ec452SThiemo Seufer I_u3u1u2(_addu) 373e30ec452SThiemo Seufer I_u2u1u3(_andi) 374e30ec452SThiemo Seufer I_u3u1u2(_and) 375e30ec452SThiemo Seufer I_u1u2s3(_beq) 376e30ec452SThiemo Seufer I_u1u2s3(_beql) 377e30ec452SThiemo Seufer I_u1s2(_bgez) 378e30ec452SThiemo Seufer I_u1s2(_bgezl) 379e30ec452SThiemo Seufer I_u1s2(_bltz) 380e30ec452SThiemo Seufer I_u1s2(_bltzl) 381e30ec452SThiemo Seufer I_u1u2s3(_bne) 382fb2a27e7SThiemo Seufer I_u2s3u1(_cache) 383e30ec452SThiemo Seufer I_u1u2u3(_dmfc0) 384e30ec452SThiemo Seufer I_u1u2u3(_dmtc0) 385e30ec452SThiemo Seufer I_u2u1s3(_daddiu) 386e30ec452SThiemo Seufer I_u3u1u2(_daddu) 387e30ec452SThiemo Seufer I_u2u1u3(_dsll) 388e30ec452SThiemo Seufer I_u2u1u3(_dsll32) 389e30ec452SThiemo Seufer I_u2u1u3(_dsra) 390e30ec452SThiemo Seufer I_u2u1u3(_dsrl) 391e30ec452SThiemo Seufer I_u2u1u3(_dsrl32) 39292078e06SDavid Daney I_u2u1u3(_drotr) 393de6d5b55SDavid Daney I_u2u1u3(_drotr32) 394e30ec452SThiemo Seufer I_u3u1u2(_dsubu) 395e30ec452SThiemo Seufer I_0(_eret) 396e30ec452SThiemo Seufer I_u1(_j) 397e30ec452SThiemo Seufer I_u1(_jal) 398e30ec452SThiemo Seufer I_u1(_jr) 399e30ec452SThiemo Seufer I_u2s3u1(_ld) 400e30ec452SThiemo Seufer I_u2s3u1(_ll) 401e30ec452SThiemo Seufer I_u2s3u1(_lld) 402e30ec452SThiemo Seufer I_u1s2(_lui) 403e30ec452SThiemo Seufer I_u2s3u1(_lw) 404e30ec452SThiemo Seufer I_u1u2u3(_mfc0) 405e30ec452SThiemo Seufer I_u1u2u3(_mtc0) 406e30ec452SThiemo Seufer I_u2u1u3(_ori) 4075808184fSRalf Baechle I_u3u1u2(_or) 408fb2a27e7SThiemo Seufer I_u2s3u1(_pref) 409e30ec452SThiemo Seufer I_0(_rfe) 410e30ec452SThiemo Seufer I_u2s3u1(_sc) 411e30ec452SThiemo Seufer I_u2s3u1(_scd) 412e30ec452SThiemo Seufer I_u2s3u1(_sd) 413e30ec452SThiemo Seufer I_u2u1u3(_sll) 414e30ec452SThiemo Seufer I_u2u1u3(_sra) 415e30ec452SThiemo Seufer I_u2u1u3(_srl) 41632546f38SDavid Daney I_u2u1u3(_rotr) 417e30ec452SThiemo Seufer I_u3u1u2(_subu) 418e30ec452SThiemo Seufer I_u2s3u1(_sw) 419e30ec452SThiemo Seufer I_0(_tlbp) 42032546f38SDavid Daney I_0(_tlbr) 421e30ec452SThiemo Seufer I_0(_tlbwi) 422e30ec452SThiemo Seufer I_0(_tlbwr) 423e30ec452SThiemo Seufer I_u3u1u2(_xor) 424e30ec452SThiemo Seufer I_u2u1u3(_xori) 42592078e06SDavid Daney I_u2u1msbu3(_dins); 42658b9e223SDavid Daney I_u1(_syscall); 4275b97c3f7SDavid Daney I_u1u2s3(_bbit0); 4285b97c3f7SDavid Daney I_u1u2s3(_bbit1); 429e30ec452SThiemo Seufer 430e30ec452SThiemo Seufer /* Handle labels. */ 43122b0763aSDavid Daney void __uasminit uasm_build_label(struct uasm_label **lab, u32 *addr, int lid) 432e30ec452SThiemo Seufer { 433e30ec452SThiemo Seufer (*lab)->addr = addr; 434e30ec452SThiemo Seufer (*lab)->lab = lid; 435e30ec452SThiemo Seufer (*lab)++; 436e30ec452SThiemo Seufer } 43722b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_build_label); 438e30ec452SThiemo Seufer 43922b0763aSDavid Daney int __uasminit uasm_in_compat_space_p(long addr) 440e30ec452SThiemo Seufer { 441e30ec452SThiemo Seufer /* Is this address in 32bit compat space? */ 442e30ec452SThiemo Seufer #ifdef CONFIG_64BIT 443e30ec452SThiemo Seufer return (((addr) & 0xffffffff00000000L) == 0xffffffff00000000L); 444e30ec452SThiemo Seufer #else 445e30ec452SThiemo Seufer return 1; 446e30ec452SThiemo Seufer #endif 447e30ec452SThiemo Seufer } 44822b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_in_compat_space_p); 449e30ec452SThiemo Seufer 45022b0763aSDavid Daney static int __uasminit uasm_rel_highest(long val) 451e30ec452SThiemo Seufer { 452e30ec452SThiemo Seufer #ifdef CONFIG_64BIT 453e30ec452SThiemo Seufer return ((((val + 0x800080008000L) >> 48) & 0xffff) ^ 0x8000) - 0x8000; 454e30ec452SThiemo Seufer #else 455e30ec452SThiemo Seufer return 0; 456e30ec452SThiemo Seufer #endif 457e30ec452SThiemo Seufer } 458e30ec452SThiemo Seufer 45922b0763aSDavid Daney static int __uasminit uasm_rel_higher(long val) 460e30ec452SThiemo Seufer { 461e30ec452SThiemo Seufer #ifdef CONFIG_64BIT 462e30ec452SThiemo Seufer return ((((val + 0x80008000L) >> 32) & 0xffff) ^ 0x8000) - 0x8000; 463e30ec452SThiemo Seufer #else 464e30ec452SThiemo Seufer return 0; 465e30ec452SThiemo Seufer #endif 466e30ec452SThiemo Seufer } 467e30ec452SThiemo Seufer 46822b0763aSDavid Daney int __uasminit uasm_rel_hi(long val) 469e30ec452SThiemo Seufer { 470e30ec452SThiemo Seufer return ((((val + 0x8000L) >> 16) & 0xffff) ^ 0x8000) - 0x8000; 471e30ec452SThiemo Seufer } 47222b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_rel_hi); 473e30ec452SThiemo Seufer 47422b0763aSDavid Daney int __uasminit uasm_rel_lo(long val) 475e30ec452SThiemo Seufer { 476e30ec452SThiemo Seufer return ((val & 0xffff) ^ 0x8000) - 0x8000; 477e30ec452SThiemo Seufer } 47822b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_rel_lo); 479e30ec452SThiemo Seufer 48022b0763aSDavid Daney void __uasminit UASM_i_LA_mostly(u32 **buf, unsigned int rs, long addr) 481e30ec452SThiemo Seufer { 482e30ec452SThiemo Seufer if (!uasm_in_compat_space_p(addr)) { 483e30ec452SThiemo Seufer uasm_i_lui(buf, rs, uasm_rel_highest(addr)); 484e30ec452SThiemo Seufer if (uasm_rel_higher(addr)) 485e30ec452SThiemo Seufer uasm_i_daddiu(buf, rs, rs, uasm_rel_higher(addr)); 486e30ec452SThiemo Seufer if (uasm_rel_hi(addr)) { 487e30ec452SThiemo Seufer uasm_i_dsll(buf, rs, rs, 16); 488e30ec452SThiemo Seufer uasm_i_daddiu(buf, rs, rs, uasm_rel_hi(addr)); 489e30ec452SThiemo Seufer uasm_i_dsll(buf, rs, rs, 16); 490e30ec452SThiemo Seufer } else 491e30ec452SThiemo Seufer uasm_i_dsll32(buf, rs, rs, 0); 492e30ec452SThiemo Seufer } else 493e30ec452SThiemo Seufer uasm_i_lui(buf, rs, uasm_rel_hi(addr)); 494e30ec452SThiemo Seufer } 49522b0763aSDavid Daney UASM_EXPORT_SYMBOL(UASM_i_LA_mostly); 496e30ec452SThiemo Seufer 49722b0763aSDavid Daney void __uasminit UASM_i_LA(u32 **buf, unsigned int rs, long addr) 498e30ec452SThiemo Seufer { 499e30ec452SThiemo Seufer UASM_i_LA_mostly(buf, rs, addr); 500e30ec452SThiemo Seufer if (uasm_rel_lo(addr)) { 501e30ec452SThiemo Seufer if (!uasm_in_compat_space_p(addr)) 502e30ec452SThiemo Seufer uasm_i_daddiu(buf, rs, rs, uasm_rel_lo(addr)); 503e30ec452SThiemo Seufer else 504e30ec452SThiemo Seufer uasm_i_addiu(buf, rs, rs, uasm_rel_lo(addr)); 505e30ec452SThiemo Seufer } 506e30ec452SThiemo Seufer } 50722b0763aSDavid Daney UASM_EXPORT_SYMBOL(UASM_i_LA); 508e30ec452SThiemo Seufer 509e30ec452SThiemo Seufer /* Handle relocations. */ 51022b0763aSDavid Daney void __uasminit 511e30ec452SThiemo Seufer uasm_r_mips_pc16(struct uasm_reloc **rel, u32 *addr, int lid) 512e30ec452SThiemo Seufer { 513e30ec452SThiemo Seufer (*rel)->addr = addr; 514e30ec452SThiemo Seufer (*rel)->type = R_MIPS_PC16; 515e30ec452SThiemo Seufer (*rel)->lab = lid; 516e30ec452SThiemo Seufer (*rel)++; 517e30ec452SThiemo Seufer } 51822b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_r_mips_pc16); 519e30ec452SThiemo Seufer 52022b0763aSDavid Daney static inline void __uasminit 521e30ec452SThiemo Seufer __resolve_relocs(struct uasm_reloc *rel, struct uasm_label *lab) 522e30ec452SThiemo Seufer { 523e30ec452SThiemo Seufer long laddr = (long)lab->addr; 524e30ec452SThiemo Seufer long raddr = (long)rel->addr; 525e30ec452SThiemo Seufer 526e30ec452SThiemo Seufer switch (rel->type) { 527e30ec452SThiemo Seufer case R_MIPS_PC16: 528e30ec452SThiemo Seufer *rel->addr |= build_bimm(laddr - (raddr + 4)); 529e30ec452SThiemo Seufer break; 530e30ec452SThiemo Seufer 531e30ec452SThiemo Seufer default: 532e30ec452SThiemo Seufer panic("Unsupported Micro-assembler relocation %d", 533e30ec452SThiemo Seufer rel->type); 534e30ec452SThiemo Seufer } 535e30ec452SThiemo Seufer } 536e30ec452SThiemo Seufer 53722b0763aSDavid Daney void __uasminit 538e30ec452SThiemo Seufer uasm_resolve_relocs(struct uasm_reloc *rel, struct uasm_label *lab) 539e30ec452SThiemo Seufer { 540e30ec452SThiemo Seufer struct uasm_label *l; 541e30ec452SThiemo Seufer 542e30ec452SThiemo Seufer for (; rel->lab != UASM_LABEL_INVALID; rel++) 543e30ec452SThiemo Seufer for (l = lab; l->lab != UASM_LABEL_INVALID; l++) 544e30ec452SThiemo Seufer if (rel->lab == l->lab) 545e30ec452SThiemo Seufer __resolve_relocs(rel, l); 546e30ec452SThiemo Seufer } 54722b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_resolve_relocs); 548e30ec452SThiemo Seufer 54922b0763aSDavid Daney void __uasminit 550e30ec452SThiemo Seufer uasm_move_relocs(struct uasm_reloc *rel, u32 *first, u32 *end, long off) 551e30ec452SThiemo Seufer { 552e30ec452SThiemo Seufer for (; rel->lab != UASM_LABEL_INVALID; rel++) 553e30ec452SThiemo Seufer if (rel->addr >= first && rel->addr < end) 554e30ec452SThiemo Seufer rel->addr += off; 555e30ec452SThiemo Seufer } 55622b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_move_relocs); 557e30ec452SThiemo Seufer 55822b0763aSDavid Daney void __uasminit 559e30ec452SThiemo Seufer uasm_move_labels(struct uasm_label *lab, u32 *first, u32 *end, long off) 560e30ec452SThiemo Seufer { 561e30ec452SThiemo Seufer for (; lab->lab != UASM_LABEL_INVALID; lab++) 562e30ec452SThiemo Seufer if (lab->addr >= first && lab->addr < end) 563e30ec452SThiemo Seufer lab->addr += off; 564e30ec452SThiemo Seufer } 56522b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_move_labels); 566e30ec452SThiemo Seufer 56722b0763aSDavid Daney void __uasminit 568e30ec452SThiemo Seufer uasm_copy_handler(struct uasm_reloc *rel, struct uasm_label *lab, u32 *first, 569e30ec452SThiemo Seufer u32 *end, u32 *target) 570e30ec452SThiemo Seufer { 571e30ec452SThiemo Seufer long off = (long)(target - first); 572e30ec452SThiemo Seufer 573e30ec452SThiemo Seufer memcpy(target, first, (end - first) * sizeof(u32)); 574e30ec452SThiemo Seufer 575e30ec452SThiemo Seufer uasm_move_relocs(rel, first, end, off); 576e30ec452SThiemo Seufer uasm_move_labels(lab, first, end, off); 577e30ec452SThiemo Seufer } 57822b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_copy_handler); 579e30ec452SThiemo Seufer 58022b0763aSDavid Daney int __uasminit uasm_insn_has_bdelay(struct uasm_reloc *rel, u32 *addr) 581e30ec452SThiemo Seufer { 582e30ec452SThiemo Seufer for (; rel->lab != UASM_LABEL_INVALID; rel++) { 583e30ec452SThiemo Seufer if (rel->addr == addr 584e30ec452SThiemo Seufer && (rel->type == R_MIPS_PC16 585e30ec452SThiemo Seufer || rel->type == R_MIPS_26)) 586e30ec452SThiemo Seufer return 1; 587e30ec452SThiemo Seufer } 588e30ec452SThiemo Seufer 589e30ec452SThiemo Seufer return 0; 590e30ec452SThiemo Seufer } 59122b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_insn_has_bdelay); 592e30ec452SThiemo Seufer 593e30ec452SThiemo Seufer /* Convenience functions for labeled branches. */ 59422b0763aSDavid Daney void __uasminit 595e30ec452SThiemo Seufer uasm_il_bltz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) 596e30ec452SThiemo Seufer { 597e30ec452SThiemo Seufer uasm_r_mips_pc16(r, *p, lid); 598e30ec452SThiemo Seufer uasm_i_bltz(p, reg, 0); 599e30ec452SThiemo Seufer } 60022b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_il_bltz); 601e30ec452SThiemo Seufer 60222b0763aSDavid Daney void __uasminit 603e30ec452SThiemo Seufer uasm_il_b(u32 **p, struct uasm_reloc **r, int lid) 604e30ec452SThiemo Seufer { 605e30ec452SThiemo Seufer uasm_r_mips_pc16(r, *p, lid); 606e30ec452SThiemo Seufer uasm_i_b(p, 0); 607e30ec452SThiemo Seufer } 60822b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_il_b); 609e30ec452SThiemo Seufer 61022b0763aSDavid Daney void __uasminit 611e30ec452SThiemo Seufer uasm_il_beqz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) 612e30ec452SThiemo Seufer { 613e30ec452SThiemo Seufer uasm_r_mips_pc16(r, *p, lid); 614e30ec452SThiemo Seufer uasm_i_beqz(p, reg, 0); 615e30ec452SThiemo Seufer } 61622b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_il_beqz); 617e30ec452SThiemo Seufer 61822b0763aSDavid Daney void __uasminit 619e30ec452SThiemo Seufer uasm_il_beqzl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) 620e30ec452SThiemo Seufer { 621e30ec452SThiemo Seufer uasm_r_mips_pc16(r, *p, lid); 622e30ec452SThiemo Seufer uasm_i_beqzl(p, reg, 0); 623e30ec452SThiemo Seufer } 62422b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_il_beqzl); 625e30ec452SThiemo Seufer 62622b0763aSDavid Daney void __uasminit 627fb2a27e7SThiemo Seufer uasm_il_bne(u32 **p, struct uasm_reloc **r, unsigned int reg1, 628fb2a27e7SThiemo Seufer unsigned int reg2, int lid) 629fb2a27e7SThiemo Seufer { 630fb2a27e7SThiemo Seufer uasm_r_mips_pc16(r, *p, lid); 631fb2a27e7SThiemo Seufer uasm_i_bne(p, reg1, reg2, 0); 632fb2a27e7SThiemo Seufer } 63322b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_il_bne); 634fb2a27e7SThiemo Seufer 63522b0763aSDavid Daney void __uasminit 636e30ec452SThiemo Seufer uasm_il_bnez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) 637e30ec452SThiemo Seufer { 638e30ec452SThiemo Seufer uasm_r_mips_pc16(r, *p, lid); 639e30ec452SThiemo Seufer uasm_i_bnez(p, reg, 0); 640e30ec452SThiemo Seufer } 64122b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_il_bnez); 642e30ec452SThiemo Seufer 64322b0763aSDavid Daney void __uasminit 644e30ec452SThiemo Seufer uasm_il_bgezl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) 645e30ec452SThiemo Seufer { 646e30ec452SThiemo Seufer uasm_r_mips_pc16(r, *p, lid); 647e30ec452SThiemo Seufer uasm_i_bgezl(p, reg, 0); 648e30ec452SThiemo Seufer } 64922b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_il_bgezl); 650e30ec452SThiemo Seufer 65122b0763aSDavid Daney void __uasminit 652e30ec452SThiemo Seufer uasm_il_bgez(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid) 653e30ec452SThiemo Seufer { 654e30ec452SThiemo Seufer uasm_r_mips_pc16(r, *p, lid); 655e30ec452SThiemo Seufer uasm_i_bgez(p, reg, 0); 656e30ec452SThiemo Seufer } 65722b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_il_bgez); 6585b97c3f7SDavid Daney 65922b0763aSDavid Daney void __uasminit 6605b97c3f7SDavid Daney uasm_il_bbit0(u32 **p, struct uasm_reloc **r, unsigned int reg, 6615b97c3f7SDavid Daney unsigned int bit, int lid) 6625b97c3f7SDavid Daney { 6635b97c3f7SDavid Daney uasm_r_mips_pc16(r, *p, lid); 6645b97c3f7SDavid Daney uasm_i_bbit0(p, reg, bit, 0); 6655b97c3f7SDavid Daney } 66622b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_il_bbit0); 6675b97c3f7SDavid Daney 66822b0763aSDavid Daney void __uasminit 6695b97c3f7SDavid Daney uasm_il_bbit1(u32 **p, struct uasm_reloc **r, unsigned int reg, 6705b97c3f7SDavid Daney unsigned int bit, int lid) 6715b97c3f7SDavid Daney { 6725b97c3f7SDavid Daney uasm_r_mips_pc16(r, *p, lid); 6735b97c3f7SDavid Daney uasm_i_bbit1(p, reg, bit, 0); 6745b97c3f7SDavid Daney } 67522b0763aSDavid Daney UASM_EXPORT_SYMBOL(uasm_il_bbit1); 676