| 1 | /* |
| 2 | * Copyright (C) 2013-2022 Free Software Foundation, Inc. |
| 3 | * |
| 4 | * This file is part of GNU lightning. |
| 5 | * |
| 6 | * GNU lightning is free software; you can redistribute it and/or modify it |
| 7 | * under the terms of the GNU Lesser General Public License as published |
| 8 | * by the Free Software Foundation; either version 3, or (at your option) |
| 9 | * any later version. |
| 10 | * |
| 11 | * GNU lightning is distributed in the hope that it will be useful, but |
| 12 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
| 13 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
| 14 | * License for more details. |
| 15 | * |
| 16 | * Authors: |
| 17 | * Paulo Cesar Pereira de Andrade |
| 18 | */ |
| 19 | |
| 20 | #include <lightning.h> |
| 21 | #include <lightning/jit_private.h> |
| 22 | |
| 23 | #define jit_arg_reg_p(i) ((i) >= 0 && (i) < 8) |
| 24 | #if __BYTE_ORDER == __LITTLE_ENDIAN |
| 25 | # define C_DISP 0 |
| 26 | # define S_DISP 0 |
| 27 | # define I_DISP 0 |
| 28 | # define F_DISP 0 |
| 29 | #else |
| 30 | # define C_DISP 8 - sizeof(jit_int8_t) |
| 31 | # define S_DISP 8 - sizeof(jit_int16_t) |
| 32 | # define I_DISP 8 - sizeof(jit_int32_t) |
| 33 | # define F_DISP 8 - sizeof(jit_float32_t) |
| 34 | #endif |
| 35 | |
| 36 | /* |
| 37 | * Types |
| 38 | */ |
| 39 | typedef jit_pointer_t jit_va_list_t; |
| 40 | |
| 41 | /* |
| 42 | * Prototypes |
| 43 | */ |
| 44 | #define patch(instr, node) _patch(_jit, instr, node) |
| 45 | static void _patch(jit_state_t*,jit_word_t,jit_node_t*); |
| 46 | |
| 47 | #if defined(__GNUC__) |
| 48 | /* libgcc */ |
| 49 | extern void __clear_cache(void *, void *); |
| 50 | #endif |
| 51 | |
| 52 | #define PROTO 1 |
| 53 | # include "jit_ia64-cpu.c" |
| 54 | # include "jit_ia64-fpu.c" |
| 55 | # include "jit_fallback.c" |
| 56 | #undef PROTO |
| 57 | |
| 58 | /* |
| 59 | * Initialization |
| 60 | */ |
| 61 | jit_register_t _rvs[] = { |
| 62 | /* Always 0 */ |
| 63 | { 0, "r0" }, |
| 64 | /* Global Pointer */ |
| 65 | { rc(sav)|1, "r1" }, |
| 66 | /* Used when a register cannot be allocated */ |
| 67 | { 2, "r2" }, |
| 68 | /* First scratch register */ |
| 69 | { rc(gpr)|3, "r3" }, |
| 70 | /* Use r4 as lightning fp register */ |
| 71 | { rc(sav)|4, "r4" }, |
| 72 | /* Do not touch callee save registers not automatically spill/reloaded */ |
| 73 | { rc(sav)|5, "r5" }, { rc(sav)|6, "r6" }, |
| 74 | { rc(sav)|7, "r7" }, |
| 75 | /* Do not touch return register for the sake of simplicity, besides |
| 76 | * having JIT_R0 being the same as JIT_RET usually an optimization */ |
| 77 | { 8, "r8" }, |
| 78 | /* Return registers, use as temporaries */ |
| 79 | { rc(gpr)|9, "r9" }, |
| 80 | { rc(gpr)|10, "r10" }, { rc(gpr)|11, "r11" }, |
| 81 | /* Stack pointer */ |
| 82 | { rc(sav)|12, "r12" }, |
| 83 | /* Thread pointer */ |
| 84 | { rc(sav)|13, "r13" }, |
| 85 | /* (Usually) assembly temporaries */ |
| 86 | { rc(gpr)|31, "r31" }, { rc(gpr)|30, "r30" }, |
| 87 | { rc(gpr)|29, "r29" }, { rc(gpr)|28, "r28" }, |
| 88 | { rc(gpr)|27, "r27" }, { rc(gpr)|26, "r26" }, |
| 89 | { rc(gpr)|25, "r25" }, { rc(gpr)|24, "r24" }, |
| 90 | { rc(gpr)|23, "r23" }, { rc(gpr)|22, "r22" }, |
| 91 | { rc(gpr)|21, "r21" }, { rc(gpr)|20, "r20" }, |
| 92 | { rc(gpr)|19, "r19" }, { rc(gpr)|18, "r18" }, |
| 93 | { rc(gpr)|17, "r17" }, { rc(gpr)|16, "r16" }, |
| 94 | { rc(gpr)|15, "r15" }, { rc(gpr)|14, "r14" }, |
| 95 | /* Do not allow allocating r32-r41 as temoraries for the sake of |
| 96 | * avoiding the need of extra complexity in the non backend code */ |
| 97 | { rc(arg)|32, "r32" }, { rc(arg)|33, "r33" }, |
| 98 | { rc(arg)|34, "r34" }, { rc(arg)|35, "r35" }, |
| 99 | { rc(arg)|36, "r36" }, { rc(arg)|37, "r37" }, |
| 100 | { rc(arg)|38, "r38" }, { rc(arg)|39, "r39" }, |
| 101 | /* JIT_R0-JIT_V3 */ |
| 102 | { rc(gpr)|rc(sav)|40, "r40" }, { rc(gpr)|rc(sav)|41, "r41" }, |
| 103 | { rc(gpr)|rc(sav)|42, "r42" }, { rc(gpr)|rc(sav)|43, "r43" }, |
| 104 | { rc(gpr)|rc(sav)|44, "r44" }, { rc(gpr)|rc(sav)|45, "r45" }, |
| 105 | { rc(gpr)|rc(sav)|46, "r46" }, { rc(gpr)|rc(sav)|47, "r47" }, |
| 106 | /* Temporaries/locals */ |
| 107 | { rc(gpr)|rc(sav)|48, "r48" }, { rc(gpr)|rc(sav)|49, "r49" }, |
| 108 | { rc(gpr)|rc(sav)|50, "r50" }, { rc(gpr)|rc(sav)|51, "r51" }, |
| 109 | { rc(gpr)|rc(sav)|52, "r52" }, { rc(gpr)|rc(sav)|53, "r53" }, |
| 110 | { rc(gpr)|rc(sav)|54, "r54" }, { rc(gpr)|rc(sav)|55, "r55" }, |
| 111 | { rc(gpr)|rc(sav)|56, "r56" }, { rc(gpr)|rc(sav)|57, "r57" }, |
| 112 | { rc(gpr)|rc(sav)|58, "r58" }, { rc(gpr)|rc(sav)|59, "r59" }, |
| 113 | { rc(gpr)|rc(sav)|60, "r60" }, { rc(gpr)|rc(sav)|61, "r61" }, |
| 114 | { rc(gpr)|rc(sav)|62, "r62" }, { rc(gpr)|rc(sav)|63, "r63" }, |
| 115 | { rc(gpr)|rc(sav)|64, "r64" }, { rc(gpr)|rc(sav)|65, "r65" }, |
| 116 | { rc(gpr)|rc(sav)|66, "r66" }, { rc(gpr)|rc(sav)|67, "r67" }, |
| 117 | { rc(gpr)|rc(sav)|68, "r68" }, { rc(gpr)|rc(sav)|69, "r69" }, |
| 118 | { rc(gpr)|rc(sav)|70, "r70" }, { rc(gpr)|rc(sav)|71, "r71" }, |
| 119 | { rc(gpr)|rc(sav)|72, "r72" }, { rc(gpr)|rc(sav)|73, "r73" }, |
| 120 | { rc(gpr)|rc(sav)|74, "r74" }, { rc(gpr)|rc(sav)|75, "r75" }, |
| 121 | { rc(gpr)|rc(sav)|76, "r76" }, { rc(gpr)|rc(sav)|77, "r77" }, |
| 122 | { rc(gpr)|rc(sav)|78, "r78" }, { rc(gpr)|rc(sav)|79, "r79" }, |
| 123 | { rc(gpr)|rc(sav)|80, "r80" }, { rc(gpr)|rc(sav)|81, "r81" }, |
| 124 | { rc(gpr)|rc(sav)|82, "r82" }, { rc(gpr)|rc(sav)|83, "r83" }, |
| 125 | { rc(gpr)|rc(sav)|84, "r84" }, { rc(gpr)|rc(sav)|85, "r85" }, |
| 126 | { rc(gpr)|rc(sav)|86, "r86" }, { rc(gpr)|rc(sav)|87, "r87" }, |
| 127 | { rc(gpr)|rc(sav)|88, "r88" }, { rc(gpr)|rc(sav)|89, "r89" }, |
| 128 | { rc(gpr)|rc(sav)|90, "r90" }, { rc(gpr)|rc(sav)|91, "r91" }, |
| 129 | { rc(gpr)|rc(sav)|92, "r92" }, { rc(gpr)|rc(sav)|93, "r93" }, |
| 130 | { rc(gpr)|rc(sav)|94, "r94" }, { rc(gpr)|rc(sav)|95, "r95" }, |
| 131 | { rc(gpr)|rc(sav)|96, "r96" }, { rc(gpr)|rc(sav)|97, "r97" }, |
| 132 | { rc(gpr)|rc(sav)|98, "r98" }, { rc(gpr)|rc(sav)|99, "r99" }, |
| 133 | { rc(gpr)|rc(sav)|100,"r100"}, { rc(gpr)|rc(sav)|101, "r101"}, |
| 134 | { rc(gpr)|rc(sav)|102,"r102"}, { rc(gpr)|rc(sav)|103, "r103"}, |
| 135 | { rc(gpr)|rc(sav)|104,"r104"}, { rc(gpr)|rc(sav)|105, "r105"}, |
| 136 | { rc(gpr)|rc(sav)|106,"r106"}, { rc(gpr)|rc(sav)|107, "r107"}, |
| 137 | { rc(gpr)|rc(sav)|108,"r108"}, { rc(gpr)|rc(sav)|109, "r109"}, |
| 138 | { rc(gpr)|rc(sav)|110,"r110"}, { rc(gpr)|rc(sav)|111, "r111"}, |
| 139 | { rc(gpr)|rc(sav)|112,"r112"}, { rc(gpr)|rc(sav)|113, "r113"}, |
| 140 | { rc(gpr)|rc(sav)|114,"r114"}, |
| 141 | /* Do not enable these because no matter what, want 13 free registers, |
| 142 | * 5 for prolog and epilog and 8 for outgoing arguments */ |
| 143 | { 115, "r115"}, |
| 144 | { 116, "r116"}, { 117, "r117"}, |
| 145 | { 118, "r118"}, { 119, "r119"}, |
| 146 | { 120, "r120"}, { 121, "r121"}, |
| 147 | { 122, "r122"}, { 123, "r123"}, |
| 148 | { 124, "r124"}, { 125, "r125"}, |
| 149 | { 126, "r126"}, { 127, "r127"}, |
| 150 | /* Always 0.0 */ |
| 151 | { 0, "f0" }, |
| 152 | /* Always 1.0 */ |
| 153 | { 1, "f1" }, |
| 154 | /* Do not touch callee save registers not automatically spill/reloaded */ |
| 155 | { rc(sav)|2, "f2" }, { rc(sav)|3, "f3" }, |
| 156 | { rc(sav)|4, "f4" }, { rc(sav)|5, "f5" }, |
| 157 | /* Scratch */ |
| 158 | { rc(fpr)|6, "f6" }, { rc(fpr)|7, "f7" }, |
| 159 | /* Do not allocate for the sake of simplification */ |
| 160 | { rc(arg)|8, "f8" }, |
| 161 | /* Scratch - Argument/return registers */ |
| 162 | { rc(arg)|9, "f9" }, |
| 163 | { rc(arg)|10, "f10" }, { rc(arg)|11, "f11" }, |
| 164 | { rc(arg)|12, "f12" }, { rc(arg)|13, "f13" }, |
| 165 | { rc(arg)|14, "f14" }, { rc(arg)|15, "f15" }, |
| 166 | /* Do not touch callee save registers not automatically spill/reloaded */ |
| 167 | { rc(sav)|16, "f16" }, { rc(sav)|17, "f17" }, |
| 168 | { rc(sav)|18, "f18" }, { rc(sav)|19, "f19" }, |
| 169 | { rc(sav)|20, "f20" }, { rc(sav)|21, "f21" }, |
| 170 | { rc(sav)|22, "f22" }, { rc(sav)|23, "f23" }, |
| 171 | { rc(sav)|24, "f24" }, { rc(sav)|25, "f25" }, |
| 172 | { rc(sav)|26, "f26" }, { rc(sav)|27, "f27" }, |
| 173 | { rc(sav)|28, "f28" }, { rc(sav)|29, "f29" }, |
| 174 | { rc(sav)|30, "f30" }, { rc(sav)|31, "f31" }, |
| 175 | /* Scratch */ |
| 176 | { rc(fpr)|32, "f32" }, { rc(fpr)|33, "f33" }, |
| 177 | { rc(fpr)|34, "f34" }, { rc(fpr)|35, "f35" }, |
| 178 | { rc(fpr)|36, "f36" }, { rc(fpr)|37, "f37" }, |
| 179 | { rc(fpr)|38, "f38" }, { rc(fpr)|39, "f39" }, |
| 180 | { rc(fpr)|40, "f40" }, { rc(fpr)|41, "f41" }, |
| 181 | { rc(fpr)|42, "f42" }, { rc(fpr)|43, "f43" }, |
| 182 | { rc(fpr)|44, "f44" }, { rc(fpr)|45, "f45" }, |
| 183 | { rc(fpr)|46, "f46" }, { rc(fpr)|47, "f47" }, |
| 184 | { rc(fpr)|48, "f48" }, { rc(fpr)|49, "f49" }, |
| 185 | { rc(fpr)|50, "f50" }, { rc(fpr)|51, "f51" }, |
| 186 | { rc(fpr)|52, "f52" }, { rc(fpr)|53, "f53" }, |
| 187 | { rc(fpr)|54, "f54" }, { rc(fpr)|55, "f55" }, |
| 188 | { rc(fpr)|56, "f56" }, { rc(fpr)|57, "f57" }, |
| 189 | { rc(fpr)|58, "f58" }, { rc(fpr)|59, "f59" }, |
| 190 | { rc(fpr)|60, "f60" }, { rc(fpr)|61, "f61" }, |
| 191 | { rc(fpr)|62, "f62" }, { rc(fpr)|63, "f63" }, |
| 192 | { rc(fpr)|64, "f64" }, { rc(fpr)|65, "f65" }, |
| 193 | { rc(fpr)|66, "f66" }, { rc(fpr)|67, "f67" }, |
| 194 | { rc(fpr)|68, "f68" }, { rc(fpr)|69, "f69" }, |
| 195 | { rc(fpr)|70, "f70" }, { rc(fpr)|71, "f71" }, |
| 196 | { rc(fpr)|72, "f72" }, { rc(fpr)|73, "f73" }, |
| 197 | { rc(fpr)|74, "f74" }, { rc(fpr)|75, "f75" }, |
| 198 | { rc(fpr)|76, "f76" }, { rc(fpr)|77, "f77" }, |
| 199 | { rc(fpr)|78, "f78" }, { rc(fpr)|79, "f79" }, |
| 200 | { rc(fpr)|80, "f80" }, { rc(fpr)|81, "f81" }, |
| 201 | { rc(fpr)|82, "f82" }, { rc(fpr)|83, "f83" }, |
| 202 | { rc(fpr)|84, "f84" }, { rc(fpr)|85, "f85" }, |
| 203 | { rc(fpr)|86, "f86" }, { rc(fpr)|87, "f87" }, |
| 204 | { rc(fpr)|88, "f88" }, { rc(fpr)|89, "f89" }, |
| 205 | { rc(fpr)|90, "f90" }, { rc(fpr)|91, "f91" }, |
| 206 | { rc(fpr)|92, "f92" }, { rc(fpr)|93, "f93" }, |
| 207 | { rc(fpr)|94, "f94" }, { rc(fpr)|95, "f95" }, |
| 208 | { rc(fpr)|96, "f96" }, { rc(fpr)|97, "f97" }, |
| 209 | { rc(fpr)|98, "f98" }, { rc(fpr)|99, "f99" }, |
| 210 | { rc(fpr)|100, "f100"}, { rc(fpr)|101, "f101"}, |
| 211 | { rc(fpr)|102, "f102"}, { rc(fpr)|103, "f103"}, |
| 212 | { rc(fpr)|104, "f104"}, { rc(fpr)|105, "f105"}, |
| 213 | { rc(fpr)|106, "f106"}, { rc(fpr)|107, "f107"}, |
| 214 | { rc(fpr)|108, "f108"}, { rc(fpr)|109, "f109"}, |
| 215 | { rc(fpr)|110, "f110"}, { rc(fpr)|111, "f111"}, |
| 216 | { rc(fpr)|112, "f112"}, { rc(fpr)|113, "f113"}, |
| 217 | { rc(fpr)|114, "f114"}, { rc(fpr)|115, "f115"}, |
| 218 | { rc(fpr)|116, "f116"}, { rc(fpr)|117, "f117"}, |
| 219 | { rc(fpr)|118, "f118"}, { rc(fpr)|119, "f119"}, |
| 220 | #if 0 |
| 221 | /* commented to fit a jit_regset_t in 256 bits, so that the fake |
| 222 | * O0-O7 registers are easily patched when an argument is pushed */ |
| 223 | { rc(fpr)|120, "f120"}, { rc(fpr)|121, "f121"}, |
| 224 | { rc(fpr)|122, "f122"}, { rc(fpr)|123, "f123"}, |
| 225 | { rc(fpr)|124, "f124"}, { rc(fpr)|125, "f125"}, |
| 226 | { rc(fpr)|126, "f126"}, { rc(fpr)|127, "f127"}, |
| 227 | #endif |
| 228 | /* Fake registers to patch in movr and movi arguments */ |
| 229 | { rc(arg)|120, "o0" }, { rc(arg)|121, "o1" }, |
| 230 | { rc(arg)|122, "o2" }, { rc(arg)|123, "o3" }, |
| 231 | { rc(arg)|124, "o4" }, { rc(arg)|125, "o5" }, |
| 232 | { rc(arg)|126, "o6" }, { rc(arg)|127, "o7" }, |
| 233 | { _NOREG, "<none>" }, |
| 234 | }; |
| 235 | |
| 236 | /* |
| 237 | * Implementation |
| 238 | */ |
| 239 | void |
| 240 | jit_get_cpu(void) |
| 241 | { |
| 242 | } |
| 243 | |
| 244 | void |
| 245 | _jit_init(jit_state_t *_jit) |
| 246 | { |
| 247 | _jitc->reglen = jit_size(_rvs) - 1; |
| 248 | jit_regset_new(&_jitc->regs); |
| 249 | jit_carry = _NOREG; |
| 250 | } |
| 251 | |
| 252 | void |
| 253 | _jit_prolog(jit_state_t *_jit) |
| 254 | { |
| 255 | jit_int32_t offset; |
| 256 | |
| 257 | if (_jitc->function) |
| 258 | jit_epilog(); |
| 259 | assert(jit_regset_cmp_ui(&_jitc->regarg, 0) == 0); |
| 260 | jit_regset_set_ui(&_jitc->regsav, 0); |
| 261 | offset = _jitc->functions.offset; |
| 262 | if (offset >= _jitc->functions.length) { |
| 263 | jit_realloc((jit_pointer_t *)&_jitc->functions.ptr, |
| 264 | _jitc->functions.length * sizeof(jit_function_t), |
| 265 | (_jitc->functions.length + 16) * sizeof(jit_function_t)); |
| 266 | _jitc->functions.length += 16; |
| 267 | } |
| 268 | _jitc->function = _jitc->functions.ptr + _jitc->functions.offset++; |
| 269 | /* params_offset << 1, once for ours arguments, once for arguments |
| 270 | * to any called function; required because offsets are computed |
| 271 | * as JIT_FP displacement */ |
| 272 | _jitc->function->self.size = stack_framesize + (params_offset << 1); |
| 273 | _jitc->function->self.argi = _jitc->function->self.argf = |
| 274 | _jitc->function->self.aoff = _jitc->function->self.alen = 0; |
| 275 | _jitc->function->self.call = jit_call_default; |
| 276 | jit_alloc((jit_pointer_t *)&_jitc->function->regoff, |
| 277 | _jitc->reglen * sizeof(jit_int32_t)); |
| 278 | |
| 279 | /* _no_link here does not mean the jit_link() call can be removed |
| 280 | * by rewriting as: |
| 281 | * _jitc->function->prolog = jit_new_node(jit_code_prolog); |
| 282 | */ |
| 283 | _jitc->function->prolog = jit_new_node_no_link(jit_code_prolog); |
| 284 | jit_link(_jitc->function->prolog); |
| 285 | _jitc->function->prolog->w.w = offset; |
| 286 | _jitc->function->epilog = jit_new_node_no_link(jit_code_epilog); |
| 287 | /* u: label value |
| 288 | * v: offset in blocks vector |
| 289 | * w: offset in functions vector |
| 290 | */ |
| 291 | _jitc->function->epilog->w.w = offset; |
| 292 | |
| 293 | jit_regset_new(&_jitc->function->regset); |
| 294 | } |
| 295 | |
| 296 | jit_int32_t |
| 297 | _jit_allocai(jit_state_t *_jit, jit_int32_t length) |
| 298 | { |
| 299 | assert(_jitc->function); |
| 300 | switch (length) { |
| 301 | case 0: case 1: break; |
| 302 | case 2: _jitc->function->self.aoff &= -2; break; |
| 303 | case 3: case 4: _jitc->function->self.aoff &= -4; break; |
| 304 | default: _jitc->function->self.aoff &= -8; break; |
| 305 | } |
| 306 | _jitc->function->self.aoff -= length; |
| 307 | if (!_jitc->realize) { |
| 308 | jit_inc_synth_ww(allocai, _jitc->function->self.aoff, length); |
| 309 | jit_dec_synth(); |
| 310 | } |
| 311 | return (_jitc->function->self.aoff); |
| 312 | } |
| 313 | |
| 314 | void |
| 315 | _jit_allocar(jit_state_t *_jit, jit_int32_t u, jit_int32_t v) |
| 316 | { |
| 317 | jit_int32_t reg; |
| 318 | assert(_jitc->function); |
| 319 | jit_inc_synth_ww(allocar, u, v); |
| 320 | if (!_jitc->function->allocar) { |
| 321 | _jitc->function->aoffoff = jit_allocai(sizeof(jit_int32_t)); |
| 322 | _jitc->function->allocar = 1; |
| 323 | } |
| 324 | reg = jit_get_reg(jit_class_gpr); |
| 325 | jit_negr(reg, v); |
| 326 | jit_andi(reg, reg, -16); |
| 327 | jit_ldxi_i(u, JIT_FP, _jitc->function->aoffoff); |
| 328 | jit_addr(u, u, reg); |
| 329 | jit_addr(JIT_SP, JIT_SP, reg); |
| 330 | jit_stxi_i(_jitc->function->aoffoff, JIT_FP, u); |
| 331 | jit_unget_reg(reg); |
| 332 | jit_dec_synth(); |
| 333 | } |
| 334 | |
| 335 | void |
| 336 | _jit_ret(jit_state_t *_jit) |
| 337 | { |
| 338 | jit_node_t *instr; |
| 339 | assert(_jitc->function); |
| 340 | jit_inc_synth(ret); |
| 341 | /* jump to epilog */ |
| 342 | instr = jit_jmpi(); |
| 343 | jit_patch_at(instr, _jitc->function->epilog); |
| 344 | jit_dec_synth(); |
| 345 | } |
| 346 | |
| 347 | void |
| 348 | _jit_retr(jit_state_t *_jit, jit_int32_t u) |
| 349 | { |
| 350 | jit_inc_synth_w(retr, u); |
| 351 | jit_movr(JIT_RET, u); |
| 352 | jit_ret(); |
| 353 | jit_dec_synth(); |
| 354 | } |
| 355 | |
| 356 | void |
| 357 | _jit_reti(jit_state_t *_jit, jit_word_t u) |
| 358 | { |
| 359 | jit_inc_synth_w(reti, u); |
| 360 | jit_movi(JIT_RET, u); |
| 361 | jit_ret(); |
| 362 | jit_dec_synth(); |
| 363 | } |
| 364 | |
| 365 | void |
| 366 | _jit_retr_f(jit_state_t *_jit, jit_int32_t u) |
| 367 | { |
| 368 | jit_inc_synth_w(retr_f, u); |
| 369 | jit_movr_f(JIT_FRET, u); |
| 370 | jit_ret(); |
| 371 | jit_dec_synth(); |
| 372 | } |
| 373 | |
| 374 | void |
| 375 | _jit_reti_f(jit_state_t *_jit, jit_float32_t u) |
| 376 | { |
| 377 | jit_inc_synth_f(reti_f, u); |
| 378 | jit_movi_f(JIT_FRET, u); |
| 379 | jit_ret(); |
| 380 | jit_dec_synth(); |
| 381 | } |
| 382 | |
| 383 | void |
| 384 | _jit_retr_d(jit_state_t *_jit, jit_int32_t u) |
| 385 | { |
| 386 | jit_inc_synth_w(retr_d, u); |
| 387 | jit_movr_d(JIT_FRET, u); |
| 388 | jit_ret(); |
| 389 | jit_dec_synth(); |
| 390 | } |
| 391 | |
| 392 | void |
| 393 | _jit_reti_d(jit_state_t *_jit, jit_float64_t u) |
| 394 | { |
| 395 | jit_inc_synth_d(reti_d, u); |
| 396 | jit_movi_d(JIT_FRET, u); |
| 397 | jit_ret(); |
| 398 | jit_dec_synth(); |
| 399 | } |
| 400 | |
| 401 | void |
| 402 | _jit_epilog(jit_state_t *_jit) |
| 403 | { |
| 404 | assert(_jitc->function); |
| 405 | assert(_jitc->function->epilog->next == NULL); |
| 406 | jit_link(_jitc->function->epilog); |
| 407 | _jitc->function = NULL; |
| 408 | } |
| 409 | |
| 410 | jit_bool_t |
| 411 | _jit_arg_register_p(jit_state_t *_jit, jit_node_t *u) |
| 412 | { |
| 413 | assert(u->code == jit_code_arg || |
| 414 | u->code == jit_code_arg_f || u->code == jit_code_arg_d); |
| 415 | return (jit_arg_reg_p(u->u.w)); |
| 416 | } |
| 417 | |
| 418 | void |
| 419 | _jit_ellipsis(jit_state_t *_jit) |
| 420 | { |
| 421 | jit_inc_synth(ellipsis); |
| 422 | if (_jitc->prepare) { |
| 423 | assert(!(_jitc->function->call.call & jit_call_varargs)); |
| 424 | _jitc->function->call.call |= jit_call_varargs; |
| 425 | jit_link_prepare(); |
| 426 | } |
| 427 | else { |
| 428 | assert(!(_jitc->function->self.call & jit_call_varargs)); |
| 429 | _jitc->function->self.call |= jit_call_varargs; |
| 430 | _jitc->function->vagp = _jitc->function->self.argi; |
| 431 | jit_link_prolog(); |
| 432 | } |
| 433 | jit_dec_synth(); |
| 434 | } |
| 435 | |
| 436 | void |
| 437 | _jit_va_push(jit_state_t *_jit, jit_int32_t u) |
| 438 | { |
| 439 | jit_inc_synth_w(va_push, u); |
| 440 | jit_pushargr(u); |
| 441 | jit_dec_synth(); |
| 442 | } |
| 443 | |
| 444 | jit_node_t * |
| 445 | _jit_arg(jit_state_t *_jit) |
| 446 | { |
| 447 | jit_node_t *node; |
| 448 | jit_int32_t offset; |
| 449 | assert(_jitc->function); |
| 450 | if (jit_arg_reg_p(_jitc->function->self.argi)) |
| 451 | offset = _jitc->function->self.argi++; |
| 452 | else { |
| 453 | offset = _jitc->function->self.size; |
| 454 | _jitc->function->self.size += sizeof(jit_word_t); |
| 455 | } |
| 456 | node = jit_new_node_ww(jit_code_arg, offset, |
| 457 | ++_jitc->function->self.argn); |
| 458 | jit_link_prolog(); |
| 459 | return (node); |
| 460 | } |
| 461 | |
| 462 | jit_node_t * |
| 463 | _jit_arg_f(jit_state_t *_jit) |
| 464 | { |
| 465 | jit_node_t *node; |
| 466 | jit_int32_t offset; |
| 467 | assert(_jitc->function); |
| 468 | if (jit_arg_reg_p(_jitc->function->self.argi)) { |
| 469 | if (!(_jitc->function->self.call & jit_call_varargs)) |
| 470 | offset = 8 + _jitc->function->self.argf++; |
| 471 | else |
| 472 | offset = _jitc->function->self.argi; |
| 473 | ++_jitc->function->self.argi; |
| 474 | } |
| 475 | else { |
| 476 | offset = _jitc->function->self.size; |
| 477 | _jitc->function->self.size += sizeof(jit_word_t); |
| 478 | } |
| 479 | node = jit_new_node_ww(jit_code_arg_f, offset, |
| 480 | ++_jitc->function->self.argn); |
| 481 | jit_link_prolog(); |
| 482 | return (node); |
| 483 | } |
| 484 | |
| 485 | jit_node_t * |
| 486 | _jit_arg_d(jit_state_t *_jit) |
| 487 | { |
| 488 | jit_node_t *node; |
| 489 | jit_int32_t offset; |
| 490 | assert(_jitc->function); |
| 491 | if (jit_arg_reg_p(_jitc->function->self.argi)) { |
| 492 | if (!(_jitc->function->self.call & jit_call_varargs)) |
| 493 | offset = 8 + _jitc->function->self.argf++; |
| 494 | else |
| 495 | offset = _jitc->function->self.argi; |
| 496 | ++_jitc->function->self.argi; |
| 497 | } |
| 498 | else { |
| 499 | offset = _jitc->function->self.size; |
| 500 | _jitc->function->self.size += sizeof(jit_float64_t); |
| 501 | } |
| 502 | node = jit_new_node_ww(jit_code_arg_d, offset, |
| 503 | ++_jitc->function->self.argn); |
| 504 | jit_link_prolog(); |
| 505 | return (node); |
| 506 | } |
| 507 | |
| 508 | void |
| 509 | _jit_getarg_c(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 510 | { |
| 511 | assert(v->code == jit_code_arg); |
| 512 | jit_inc_synth_wp(getarg_c, u, v); |
| 513 | if (jit_arg_reg_p(v->u.w)) |
| 514 | jit_extr_c(u, _R32 + v->u.w); |
| 515 | else |
| 516 | jit_ldxi_c(u, JIT_FP, v->u.w + C_DISP); |
| 517 | jit_dec_synth(); |
| 518 | } |
| 519 | |
| 520 | void |
| 521 | _jit_getarg_uc(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 522 | { |
| 523 | assert(v->code == jit_code_arg); |
| 524 | jit_inc_synth_wp(getarg_uc, u, v); |
| 525 | if (jit_arg_reg_p(v->u.w)) |
| 526 | jit_extr_uc(u, _R32 + v->u.w); |
| 527 | else |
| 528 | jit_ldxi_uc(u, JIT_FP, v->u.w + C_DISP); |
| 529 | jit_dec_synth(); |
| 530 | } |
| 531 | |
| 532 | void |
| 533 | _jit_getarg_s(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 534 | { |
| 535 | assert(v->code == jit_code_arg); |
| 536 | jit_inc_synth_wp(getarg_s, u, v); |
| 537 | if (jit_arg_reg_p(v->u.w)) |
| 538 | jit_extr_s(u, _R32 + v->u.w); |
| 539 | else |
| 540 | jit_ldxi_s(u, JIT_FP, v->u.w + S_DISP); |
| 541 | jit_dec_synth(); |
| 542 | } |
| 543 | |
| 544 | void |
| 545 | _jit_getarg_us(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 546 | { |
| 547 | assert(v->code == jit_code_arg); |
| 548 | jit_inc_synth_wp(getarg_us, u, v); |
| 549 | if (jit_arg_reg_p(v->u.w)) |
| 550 | jit_extr_us(u, _R32 + v->u.w); |
| 551 | else |
| 552 | jit_ldxi_us(u, JIT_FP, v->u.w + S_DISP); |
| 553 | jit_dec_synth(); |
| 554 | } |
| 555 | |
| 556 | void |
| 557 | _jit_getarg_i(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 558 | { |
| 559 | assert(v->code == jit_code_arg); |
| 560 | jit_inc_synth_wp(getarg_i, u, v); |
| 561 | if (jit_arg_reg_p(v->u.w)) |
| 562 | jit_extr_i(u, _R32 + v->u.w); |
| 563 | else |
| 564 | jit_ldxi_i(u, JIT_FP, v->u.w + I_DISP); |
| 565 | jit_dec_synth(); |
| 566 | } |
| 567 | |
| 568 | void |
| 569 | _jit_getarg_ui(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 570 | { |
| 571 | assert(v->code == jit_code_arg); |
| 572 | jit_inc_synth_wp(getarg_ui, u, v); |
| 573 | if (jit_arg_reg_p(v->u.w)) |
| 574 | jit_extr_ui(u, _R32 + v->u.w); |
| 575 | else |
| 576 | jit_ldxi_ui(u, JIT_FP, v->u.w + I_DISP); |
| 577 | jit_dec_synth(); |
| 578 | } |
| 579 | |
| 580 | void |
| 581 | _jit_getarg_l(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 582 | { |
| 583 | assert(v->code == jit_code_arg); |
| 584 | jit_inc_synth_wp(getarg_l, u, v); |
| 585 | if (jit_arg_reg_p(v->u.w)) |
| 586 | jit_movr(u, _R32 + v->u.w); |
| 587 | else |
| 588 | jit_ldxi(u, JIT_FP, v->u.w); |
| 589 | jit_dec_synth(); |
| 590 | } |
| 591 | |
| 592 | void |
| 593 | _jit_putargr(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 594 | { |
| 595 | assert(v->code == jit_code_arg); |
| 596 | jit_inc_synth_wp(putargr, u, v); |
| 597 | if (jit_arg_reg_p(v->u.w)) |
| 598 | jit_movr(_R32 + v->u.w, u); |
| 599 | else |
| 600 | jit_stxi(v->u.w, JIT_FP, u); |
| 601 | jit_dec_synth(); |
| 602 | } |
| 603 | |
| 604 | void |
| 605 | _jit_putargi(jit_state_t *_jit, jit_word_t u, jit_node_t *v) |
| 606 | { |
| 607 | jit_int32_t regno; |
| 608 | assert(v->code == jit_code_arg); |
| 609 | jit_inc_synth_wp(putargi, u, v); |
| 610 | if (jit_arg_reg_p(v->u.w)) |
| 611 | jit_movi(_R32 + v->u.w, u); |
| 612 | else { |
| 613 | regno = jit_get_reg(jit_class_gpr); |
| 614 | jit_movi(regno, u); |
| 615 | jit_stxi(v->u.w, JIT_FP, regno); |
| 616 | jit_unget_reg(regno); |
| 617 | } |
| 618 | jit_dec_synth(); |
| 619 | } |
| 620 | |
| 621 | void |
| 622 | _jit_getarg_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 623 | { |
| 624 | assert(v->code == jit_code_arg_f); |
| 625 | jit_inc_synth_wp(getarg_f, u, v); |
| 626 | if (jit_arg_reg_p(v->u.w)) |
| 627 | jit_movr_w_f(u, _OUT0 + v->u.w); |
| 628 | else if (jit_arg_reg_p(v->u.w - 8)) |
| 629 | jit_movr_f(u, _F8 + (v->u.w - 8)); |
| 630 | else |
| 631 | jit_ldxi_f(u, JIT_FP, v->u.w + F_DISP); |
| 632 | jit_dec_synth(); |
| 633 | } |
| 634 | |
| 635 | void |
| 636 | _jit_putargr_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 637 | { |
| 638 | assert(v->code == jit_code_arg_f); |
| 639 | jit_inc_synth_wp(putargr_f, u, v); |
| 640 | if (jit_arg_reg_p(v->u.w)) |
| 641 | jit_movr_f_w(_OUT0 + v->u.w, u); |
| 642 | else if (jit_arg_reg_p(v->u.w - 8)) |
| 643 | jit_movr_f(_F8 + (v->u.w - 8), u); |
| 644 | else |
| 645 | jit_stxi_f(v->u.w, JIT_FP, u + F_DISP); |
| 646 | jit_dec_synth(); |
| 647 | } |
| 648 | |
| 649 | void |
| 650 | _jit_putargi_f(jit_state_t *_jit, jit_float32_t u, jit_node_t *v) |
| 651 | { |
| 652 | jit_int32_t regno; |
| 653 | assert(v->code == jit_code_arg_f); |
| 654 | jit_inc_synth_fp(putargi_f, u, v); |
| 655 | if (jit_arg_reg_p(v->u.w)) |
| 656 | jit_movi_f_w(_OUT0 + v->u.w, u); |
| 657 | else if (jit_arg_reg_p(v->u.w - 8)) |
| 658 | jit_movi_f(_F8 + (v->u.w - 8), u); |
| 659 | else { |
| 660 | regno = jit_get_reg(jit_class_fpr); |
| 661 | jit_movi_f(regno, u); |
| 662 | jit_stxi_f(v->u.w, JIT_FP, regno + F_DISP); |
| 663 | jit_unget_reg(regno); |
| 664 | } |
| 665 | jit_dec_synth(); |
| 666 | } |
| 667 | |
| 668 | void |
| 669 | _jit_getarg_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 670 | { |
| 671 | assert(v->code == jit_code_arg_d); |
| 672 | jit_inc_synth_wp(getarg_d, u, v); |
| 673 | if (jit_arg_reg_p(v->u.w)) |
| 674 | jit_movr_w_d(u, _OUT0 + v->u.w); |
| 675 | else if (jit_arg_reg_p(v->u.w - 8)) |
| 676 | jit_movr_d(u, _F8 + (v->u.w - 8)); |
| 677 | else |
| 678 | jit_ldxi_d(u, JIT_FP, v->u.w); |
| 679 | jit_dec_synth(); |
| 680 | } |
| 681 | |
| 682 | void |
| 683 | _jit_putargr_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) |
| 684 | { |
| 685 | assert(v->code == jit_code_arg_d); |
| 686 | jit_inc_synth_wp(putargr_d, u, v); |
| 687 | if (jit_arg_reg_p(v->u.w)) |
| 688 | jit_movr_d_w(_OUT0 + v->u.w, u); |
| 689 | else if (jit_arg_reg_p(v->u.w - 8)) |
| 690 | jit_movr_d(_F8 + (v->u.w - 8), u); |
| 691 | else |
| 692 | jit_stxi_d(v->u.w, JIT_FP, u); |
| 693 | jit_dec_synth(); |
| 694 | } |
| 695 | |
| 696 | void |
| 697 | _jit_putargi_d(jit_state_t *_jit, jit_float64_t u, jit_node_t *v) |
| 698 | { |
| 699 | jit_int32_t regno; |
| 700 | assert(v->code == jit_code_arg_d); |
| 701 | jit_inc_synth_dp(putargi_d, u, v); |
| 702 | if (jit_arg_reg_p(v->u.w)) |
| 703 | jit_movi_d_w(_OUT0 + v->u.w, u); |
| 704 | else if (jit_arg_reg_p(v->u.w - 8)) |
| 705 | jit_movi_d(_F8 + (v->u.w - 8), u); |
| 706 | else { |
| 707 | regno = jit_get_reg(jit_class_fpr); |
| 708 | jit_movi_d(regno, u); |
| 709 | jit_stxi_d(v->u.w, JIT_FP, regno); |
| 710 | jit_unget_reg(regno); |
| 711 | } |
| 712 | jit_dec_synth(); |
| 713 | } |
| 714 | |
| 715 | void |
| 716 | _jit_pushargr(jit_state_t *_jit, jit_int32_t u) |
| 717 | { |
| 718 | assert(_jitc->function); |
| 719 | jit_inc_synth_w(pushargr, u); |
| 720 | jit_link_prepare(); |
| 721 | if (jit_arg_reg_p(_jitc->function->call.argi)) { |
| 722 | jit_movr(_OUT0 + _jitc->function->call.argi, u); |
| 723 | ++_jitc->function->call.argi; |
| 724 | } |
| 725 | else { |
| 726 | jit_stxi(_jitc->function->call.size + params_offset, JIT_SP, u); |
| 727 | _jitc->function->call.size += sizeof(jit_word_t); |
| 728 | } |
| 729 | jit_dec_synth(); |
| 730 | } |
| 731 | |
| 732 | void |
| 733 | _jit_pushargi(jit_state_t *_jit, jit_word_t u) |
| 734 | { |
| 735 | jit_int32_t regno; |
| 736 | assert(_jitc->function); |
| 737 | jit_inc_synth_w(pushargi, u); |
| 738 | jit_link_prepare(); |
| 739 | if (jit_arg_reg_p(_jitc->function->call.argi)) { |
| 740 | jit_movi(_OUT0 + _jitc->function->call.argi, u); |
| 741 | ++_jitc->function->call.argi; |
| 742 | } |
| 743 | else { |
| 744 | regno = jit_get_reg(jit_class_gpr); |
| 745 | jit_movi(regno, u); |
| 746 | jit_stxi(_jitc->function->call.size + params_offset, JIT_SP, regno); |
| 747 | _jitc->function->call.size += sizeof(jit_word_t); |
| 748 | jit_unget_reg(regno); |
| 749 | } |
| 750 | jit_dec_synth(); |
| 751 | } |
| 752 | |
| 753 | void |
| 754 | _jit_pushargr_f(jit_state_t *_jit, jit_int32_t u) |
| 755 | { |
| 756 | assert(_jitc->function); |
| 757 | jit_inc_synth_w(pushargr_f, u); |
| 758 | jit_link_prepare(); |
| 759 | if (jit_arg_reg_p(_jitc->function->call.argi)) { |
| 760 | if (!(_jitc->function->call.call & jit_call_varargs)) { |
| 761 | jit_movr_f(_F8 + _jitc->function->call.argf, u); |
| 762 | ++_jitc->function->call.argf; |
| 763 | } |
| 764 | else |
| 765 | jit_movr_f_w(_OUT0 + _jitc->function->call.argi, u); |
| 766 | ++_jitc->function->call.argi; |
| 767 | } |
| 768 | else { |
| 769 | jit_stxi_f(_jitc->function->call.size + params_offset + F_DISP, |
| 770 | JIT_SP, u); |
| 771 | _jitc->function->call.size += sizeof(jit_word_t); |
| 772 | } |
| 773 | jit_dec_synth(); |
| 774 | } |
| 775 | |
| 776 | void |
| 777 | _jit_pushargi_f(jit_state_t *_jit, jit_float32_t u) |
| 778 | { |
| 779 | jit_int32_t regno; |
| 780 | assert(_jitc->function); |
| 781 | jit_inc_synth_f(pushargi_f, u); |
| 782 | jit_link_prepare(); |
| 783 | if (jit_arg_reg_p(_jitc->function->call.argi)) { |
| 784 | if (!(_jitc->function->call.call & jit_call_varargs)) { |
| 785 | jit_movi_f(_F8 + _jitc->function->call.argf, u); |
| 786 | ++_jitc->function->call.argf; |
| 787 | } |
| 788 | else |
| 789 | jit_movi_f_w(_OUT0 + _jitc->function->call.argi, u); |
| 790 | ++_jitc->function->call.argi; |
| 791 | } |
| 792 | else { |
| 793 | regno = jit_get_reg(jit_class_fpr); |
| 794 | jit_movi_f(regno, u); |
| 795 | jit_stxi_f(_jitc->function->call.size + params_offset + F_DISP, |
| 796 | JIT_SP, regno); |
| 797 | _jitc->function->call.size += sizeof(jit_word_t); |
| 798 | jit_unget_reg(regno); |
| 799 | } |
| 800 | jit_dec_synth(); |
| 801 | } |
| 802 | |
| 803 | void |
| 804 | _jit_pushargr_d(jit_state_t *_jit, jit_int32_t u) |
| 805 | { |
| 806 | assert(_jitc->function); |
| 807 | jit_inc_synth_w(pushargr_d, u); |
| 808 | jit_link_prepare(); |
| 809 | if (jit_arg_reg_p(_jitc->function->call.argi)) { |
| 810 | if (!(_jitc->function->call.call & jit_call_varargs)) { |
| 811 | jit_movr_d(_F8 + _jitc->function->call.argf, u); |
| 812 | ++_jitc->function->call.argf; |
| 813 | } |
| 814 | else |
| 815 | jit_movr_d_w(_OUT0 + _jitc->function->call.argi, u); |
| 816 | ++_jitc->function->call.argi; |
| 817 | } |
| 818 | else { |
| 819 | jit_stxi_d(_jitc->function->call.size + params_offset, JIT_SP, u); |
| 820 | _jitc->function->call.size += sizeof(jit_float64_t); |
| 821 | } |
| 822 | jit_dec_synth(); |
| 823 | } |
| 824 | |
| 825 | void |
| 826 | _jit_pushargi_d(jit_state_t *_jit, jit_float64_t u) |
| 827 | { |
| 828 | jit_int32_t regno; |
| 829 | assert(_jitc->function); |
| 830 | jit_inc_synth_d(pushargi_d, u); |
| 831 | jit_link_prepare(); |
| 832 | if (jit_arg_reg_p(_jitc->function->call.argi)) { |
| 833 | if (!(_jitc->function->call.call & jit_call_varargs)) { |
| 834 | jit_movi_d(_F8 + _jitc->function->call.argf, u); |
| 835 | ++_jitc->function->call.argf; |
| 836 | } |
| 837 | else |
| 838 | jit_movi_d_w(_OUT0 + _jitc->function->call.argi, u); |
| 839 | ++_jitc->function->call.argi; |
| 840 | } |
| 841 | else { |
| 842 | regno = jit_get_reg(jit_class_fpr); |
| 843 | jit_movi_d(regno, u); |
| 844 | jit_stxi_d(_jitc->function->call.size + params_offset, JIT_SP, regno); |
| 845 | _jitc->function->call.size += sizeof(jit_float64_t); |
| 846 | jit_unget_reg(regno); |
| 847 | } |
| 848 | jit_dec_synth(); |
| 849 | } |
| 850 | |
| 851 | jit_bool_t |
| 852 | _jit_regarg_p(jit_state_t *_jit, jit_node_t *node, jit_int32_t regno) |
| 853 | { |
| 854 | /* Argument registers are allocated from the pool of unused registers */ |
| 855 | return (0); |
| 856 | } |
| 857 | |
| 858 | void |
| 859 | _jit_finishr(jit_state_t *_jit, jit_int32_t r0) |
| 860 | { |
| 861 | jit_node_t *call; |
| 862 | assert(_jitc->function); |
| 863 | jit_inc_synth_w(finishr, r0); |
| 864 | if (_jitc->function->self.alen < _jitc->function->call.size) |
| 865 | _jitc->function->self.alen = _jitc->function->call.size; |
| 866 | call = jit_callr(r0); |
| 867 | call->v.w = _jitc->function->call.argi; |
| 868 | call->w.w = _jitc->function->call.argf; |
| 869 | _jitc->function->call.argi = _jitc->function->call.argf = |
| 870 | _jitc->function->call.size = 0; |
| 871 | _jitc->prepare = 0; |
| 872 | jit_dec_synth(); |
| 873 | } |
| 874 | |
| 875 | jit_node_t * |
| 876 | _jit_finishi(jit_state_t *_jit, jit_pointer_t i0) |
| 877 | { |
| 878 | jit_node_t *node; |
| 879 | assert(_jitc->function); |
| 880 | jit_inc_synth_w(finishi, (jit_word_t)i0); |
| 881 | if (_jitc->function->self.alen < _jitc->function->call.size) |
| 882 | _jitc->function->self.alen = _jitc->function->call.size; |
| 883 | node = jit_calli(i0); |
| 884 | node->v.w = _jitc->function->call.argi; |
| 885 | node->w.w = _jitc->function->call.argf; |
| 886 | _jitc->function->call.argi = _jitc->function->call.argf = |
| 887 | _jitc->function->call.size = 0; |
| 888 | _jitc->prepare = 0; |
| 889 | jit_dec_synth(); |
| 890 | return (node); |
| 891 | } |
| 892 | |
| 893 | void |
| 894 | _jit_retval_c(jit_state_t *_jit, jit_int32_t r0) |
| 895 | { |
| 896 | jit_inc_synth_w(retval_c, r0); |
| 897 | jit_extr_c(r0, JIT_RET); |
| 898 | jit_dec_synth(); |
| 899 | } |
| 900 | |
| 901 | void |
| 902 | _jit_retval_uc(jit_state_t *_jit, jit_int32_t r0) |
| 903 | { |
| 904 | jit_inc_synth_w(retval_uc, r0); |
| 905 | jit_extr_uc(r0, JIT_RET); |
| 906 | jit_dec_synth(); |
| 907 | } |
| 908 | |
| 909 | void |
| 910 | _jit_retval_s(jit_state_t *_jit, jit_int32_t r0) |
| 911 | { |
| 912 | jit_inc_synth_w(retval_s, r0); |
| 913 | jit_extr_s(r0, JIT_RET); |
| 914 | jit_dec_synth(); |
| 915 | } |
| 916 | |
| 917 | void |
| 918 | _jit_retval_us(jit_state_t *_jit, jit_int32_t r0) |
| 919 | { |
| 920 | jit_inc_synth_w(retval_us, r0); |
| 921 | jit_extr_us(r0, JIT_RET); |
| 922 | jit_dec_synth(); |
| 923 | } |
| 924 | |
| 925 | void |
| 926 | _jit_retval_i(jit_state_t *_jit, jit_int32_t r0) |
| 927 | { |
| 928 | jit_inc_synth_w(retval_i, r0); |
| 929 | jit_extr_i(r0, JIT_RET); |
| 930 | jit_dec_synth(); |
| 931 | } |
| 932 | |
| 933 | void |
| 934 | _jit_retval_ui(jit_state_t *_jit, jit_int32_t r0) |
| 935 | { |
| 936 | jit_inc_synth_w(retval_ui, r0); |
| 937 | jit_extr_ui(r0, JIT_RET); |
| 938 | jit_dec_synth(); |
| 939 | } |
| 940 | |
| 941 | void |
| 942 | _jit_retval_l(jit_state_t *_jit, jit_int32_t r0) |
| 943 | { |
| 944 | jit_inc_synth_w(retval_l, r0); |
| 945 | jit_movr(r0, JIT_RET); |
| 946 | jit_dec_synth(); |
| 947 | } |
| 948 | |
| 949 | void |
| 950 | _jit_retval_f(jit_state_t *_jit, jit_int32_t r0) |
| 951 | { |
| 952 | jit_inc_synth_w(retval_l, r0); |
| 953 | jit_movr_f(r0, JIT_FRET); |
| 954 | jit_dec_synth(); |
| 955 | } |
| 956 | |
| 957 | void |
| 958 | _jit_retval_d(jit_state_t *_jit, jit_int32_t r0) |
| 959 | { |
| 960 | jit_inc_synth_w(retval_d, r0); |
| 961 | jit_movr_d(r0, JIT_FRET); |
| 962 | jit_dec_synth(); |
| 963 | } |
| 964 | |
| 965 | jit_pointer_t |
| 966 | _emit_code(jit_state_t *_jit) |
| 967 | { |
| 968 | jit_node_t *node; |
| 969 | jit_node_t *temp; |
| 970 | jit_word_t word; |
| 971 | jit_int32_t value; |
| 972 | jit_int32_t offset; |
| 973 | struct { |
| 974 | jit_node_t *node; |
| 975 | jit_word_t word; |
| 976 | #if DEVEL_DISASSEMBLER |
| 977 | jit_word_t prevw; |
| 978 | #endif |
| 979 | jit_int32_t patch_offset; |
| 980 | jit_word_t prolog_offset; |
| 981 | } undo; |
| 982 | #if DEVEL_DISASSEMBLER |
| 983 | jit_word_t prevw; |
| 984 | #endif |
| 985 | |
| 986 | _jitc->function = NULL; |
| 987 | |
| 988 | /* If did resize the code buffer, these were not reset */ |
| 989 | _jitc->ioff = 0; |
| 990 | jit_regset_set_ui(&_jitc->regs, 0); |
| 991 | _jitc->pred = 0; |
| 992 | |
| 993 | jit_reglive_setup(); |
| 994 | |
| 995 | undo.word = 0; |
| 996 | undo.node = NULL; |
| 997 | undo.patch_offset = 0; |
| 998 | |
| 999 | #if DEVEL_DISASSEMBLER |
| 1000 | prevw = _jit->pc.w; |
| 1001 | #endif |
| 1002 | undo.prolog_offset = 0; |
| 1003 | for (node = _jitc->head; node; node = node->next) |
| 1004 | if (node->code != jit_code_label && |
| 1005 | node->code != jit_code_note && |
| 1006 | node->code != jit_code_name) |
| 1007 | break; |
| 1008 | if (node && (node->code != jit_code_prolog || |
| 1009 | !(_jitc->functions.ptr + node->w.w)->assume_frame)) { |
| 1010 | /* code may start with a jump so add an initial function descriptor */ |
| 1011 | word = _jit->pc.w + 16; |
| 1012 | il(word); /* addr */ |
| 1013 | il(0); /* gp */ |
| 1014 | } |
| 1015 | #define case_rr(name, type) \ |
| 1016 | case jit_code_##name##r##type: \ |
| 1017 | name##r##type(rn(node->u.w), rn(node->v.w)); \ |
| 1018 | break |
| 1019 | #define case_rw(name, type) \ |
| 1020 | case jit_code_##name##i##type: \ |
| 1021 | name##i##type(rn(node->u.w), node->v.w); \ |
| 1022 | break |
| 1023 | #define case_wr(name, type) \ |
| 1024 | case jit_code_##name##i##type: \ |
| 1025 | name##i##type(node->u.w, rn(node->v.w)); \ |
| 1026 | break |
| 1027 | #define case_rrr(name, type) \ |
| 1028 | case jit_code_##name##r##type: \ |
| 1029 | name##r##type(rn(node->u.w), \ |
| 1030 | rn(node->v.w), rn(node->w.w)); \ |
| 1031 | break |
| 1032 | #define case_rrrr(name, type) \ |
| 1033 | case jit_code_##name##r##type: \ |
| 1034 | name##r##type(rn(node->u.q.l), rn(node->u.q.h), \ |
| 1035 | rn(node->v.w), rn(node->w.w)); \ |
| 1036 | break |
| 1037 | #define case_rrw(name, type) \ |
| 1038 | case jit_code_##name##i##type: \ |
| 1039 | name##i##type(rn(node->u.w), rn(node->v.w), node->w.w); \ |
| 1040 | break |
| 1041 | #define case_rrrw(name, type) \ |
| 1042 | case jit_code_##name##i##type: \ |
| 1043 | name##i##type(rn(node->u.q.l), rn(node->u.q.h), \ |
| 1044 | rn(node->v.w), node->w.w); \ |
| 1045 | break |
| 1046 | #define case_rrf(name, type, size) \ |
| 1047 | case jit_code_##name##i##type: \ |
| 1048 | assert(node->flag & jit_flag_data); \ |
| 1049 | name##i##type(rn(node->u.w), rn(node->v.w), \ |
| 1050 | (jit_float##size##_t *)node->w.n->u.w); \ |
| 1051 | break |
| 1052 | #define case_wrr(name, type) \ |
| 1053 | case jit_code_##name##i##type: \ |
| 1054 | name##i##type(node->u.w, rn(node->v.w), rn(node->w.w)); \ |
| 1055 | break |
| 1056 | #define case_brr(name, type) \ |
| 1057 | case jit_code_##name##r##type: \ |
| 1058 | temp = node->u.n; \ |
| 1059 | assert(temp->code == jit_code_label || \ |
| 1060 | temp->code == jit_code_epilog); \ |
| 1061 | if (temp->flag & jit_flag_patch) \ |
| 1062 | name##r##type(temp->u.w, rn(node->v.w), \ |
| 1063 | rn(node->w.w)); \ |
| 1064 | else { \ |
| 1065 | word = name##r##type(_jit->pc.w, \ |
| 1066 | rn(node->v.w), rn(node->w.w)); \ |
| 1067 | patch(word, node); \ |
| 1068 | } \ |
| 1069 | break |
| 1070 | #define case_brw(name, type) \ |
| 1071 | case jit_code_##name##i##type: \ |
| 1072 | temp = node->u.n; \ |
| 1073 | assert(temp->code == jit_code_label || \ |
| 1074 | temp->code == jit_code_epilog); \ |
| 1075 | if (temp->flag & jit_flag_patch) \ |
| 1076 | name##i##type(temp->u.w, \ |
| 1077 | rn(node->v.w), node->w.w); \ |
| 1078 | else { \ |
| 1079 | word = name##i##type(_jit->pc.w, \ |
| 1080 | rn(node->v.w), node->w.w); \ |
| 1081 | patch(word, node); \ |
| 1082 | } \ |
| 1083 | break |
| 1084 | #define case_brf(name, type, size) \ |
| 1085 | case jit_code_##name##i##type: \ |
| 1086 | temp = node->u.n; \ |
| 1087 | assert(temp->code == jit_code_label || \ |
| 1088 | temp->code == jit_code_epilog); \ |
| 1089 | if (temp->flag & jit_flag_patch) \ |
| 1090 | name##i##type(temp->u.w, rn(node->v.w), \ |
| 1091 | (jit_float##size##_t *)node->w.n->u.w); \ |
| 1092 | else { \ |
| 1093 | word = name##i##type(_jit->pc.w, rn(node->v.w), \ |
| 1094 | (jit_float##size##_t *)node->w.n->u.w); \ |
| 1095 | patch(word, node); \ |
| 1096 | } \ |
| 1097 | break |
| 1098 | for (node = _jitc->head; node; node = node->next) { |
| 1099 | if (_jit->pc.uc >= _jitc->code.end) |
| 1100 | return (NULL); |
| 1101 | |
| 1102 | value = jit_classify(node->code); |
| 1103 | #if GET_JIT_SIZE |
| 1104 | sync(); |
| 1105 | #endif |
| 1106 | #if DEVEL_DISASSEMBLER |
| 1107 | /* FIXME DEVEL_DISASSEMBLER should become DISASSEMBLER, |
| 1108 | * but a "real" DEVEL_DISASSEMBLER should be required |
| 1109 | * to turn the below "#if 0" into "#if 1" */ |
| 1110 | # if 0 /* Since disassembly outputs 3 instructions at a time, |
| 1111 | * make it "#if 1" for more clear debug output. */ |
| 1112 | sync(); |
| 1113 | # endif |
| 1114 | node->offset = (jit_uword_t)_jit->pc.w - (jit_uword_t)prevw; |
| 1115 | prevw = _jit->pc.w; |
| 1116 | #endif |
| 1117 | jit_regarg_set(node, value); |
| 1118 | switch (node->code) { |
| 1119 | case jit_code_align: |
| 1120 | assert(!(node->u.w & (node->u.w - 1))); |
| 1121 | sync(); |
| 1122 | if (node->u.w > 8) |
| 1123 | nop(node->u.w - 8); |
| 1124 | break; |
| 1125 | case jit_code_note: case jit_code_name: |
| 1126 | sync(); |
| 1127 | node->u.w = _jit->pc.w; |
| 1128 | break; |
| 1129 | case jit_code_label: |
| 1130 | sync(); |
| 1131 | /* remember label is defined */ |
| 1132 | node->flag |= jit_flag_patch; |
| 1133 | node->u.w = _jit->pc.w; |
| 1134 | break; |
| 1135 | case_rrr(add,); |
| 1136 | case_rrw(add,); |
| 1137 | case_rrr(addc,); |
| 1138 | case_rrw(addc,); |
| 1139 | case_rrr(addx,); |
| 1140 | case_rrw(addx,); |
| 1141 | case_rrr(sub,); |
| 1142 | case_rrw(sub,); |
| 1143 | case_rrr(subx,); |
| 1144 | case_rrw(subx,); |
| 1145 | case_rrw(rsb,); |
| 1146 | case_rrr(subc,); |
| 1147 | case_rrw(subc,); |
| 1148 | case_rrr(mul,); |
| 1149 | case_rrw(mul,); |
| 1150 | case_rrrr(qmul,); |
| 1151 | case_rrrw(qmul,); |
| 1152 | case_rrrr(qmul, _u); |
| 1153 | case_rrrw(qmul, _u); |
| 1154 | case_rrr(div,); |
| 1155 | case_rrw(div,); |
| 1156 | case_rrr(div, _u); |
| 1157 | case_rrw(div, _u); |
| 1158 | case_rrr(rem,); |
| 1159 | case_rrw(rem,); |
| 1160 | case_rrr(rem, _u); |
| 1161 | case_rrw(rem, _u); |
| 1162 | case_rrrr(qdiv,); |
| 1163 | case_rrrw(qdiv,); |
| 1164 | case_rrrr(qdiv, _u); |
| 1165 | case_rrrw(qdiv, _u); |
| 1166 | case_rrr(and,); |
| 1167 | case_rrw(and,); |
| 1168 | case_rrr(or,); |
| 1169 | case_rrw(or,); |
| 1170 | case_rrr(xor,); |
| 1171 | case_rrw(xor,); |
| 1172 | case_rrr(lsh,); |
| 1173 | case_rrw(lsh,); |
| 1174 | case_rrr(rsh,); |
| 1175 | case_rrw(rsh,); |
| 1176 | case_rrr(rsh, _u); |
| 1177 | case_rrw(rsh, _u); |
| 1178 | case_rr(neg,); |
| 1179 | case_rr(com,); |
| 1180 | case jit_code_casr: |
| 1181 | casr(rn(node->u.w), rn(node->v.w), |
| 1182 | rn(node->w.q.l), rn(node->w.q.h)); |
| 1183 | break; |
| 1184 | case jit_code_casi: |
| 1185 | casi(rn(node->u.w), node->v.w, |
| 1186 | rn(node->w.q.l), rn(node->w.q.h)); |
| 1187 | break; |
| 1188 | case_rrr(movn,); |
| 1189 | case_rrr(movz,); |
| 1190 | case_rr(mov,); |
| 1191 | case jit_code_movi: |
| 1192 | if (node->flag & jit_flag_node) { |
| 1193 | temp = node->v.n; |
| 1194 | if (temp->code == jit_code_data || |
| 1195 | (temp->code == jit_code_label && |
| 1196 | (temp->flag & jit_flag_patch))) |
| 1197 | movi(rn(node->u.w), temp->u.w); |
| 1198 | else { |
| 1199 | assert(temp->code == jit_code_label || |
| 1200 | temp->code == jit_code_epilog); |
| 1201 | word = movi_p(rn(node->u.w), node->v.w); |
| 1202 | patch(word, node); |
| 1203 | } |
| 1204 | } |
| 1205 | else |
| 1206 | movi(rn(node->u.w), node->v.w); |
| 1207 | break; |
| 1208 | case_rr(hton, _us); |
| 1209 | case_rr(hton, _ui); |
| 1210 | case_rr(hton, _ul); |
| 1211 | case_rr(bswap, _us); |
| 1212 | case_rr(bswap, _ui); |
| 1213 | case_rr(bswap, _ul); |
| 1214 | case_rr(ext, _c); |
| 1215 | case_rr(ext, _uc); |
| 1216 | case_rr(ext, _s); |
| 1217 | case_rr(ext, _us); |
| 1218 | case_rr(ext, _i); |
| 1219 | case_rr(ext, _ui); |
| 1220 | case_rr(trunc, _f_i); |
| 1221 | case_rr(trunc, _d_i); |
| 1222 | case_rr(trunc, _f_l); |
| 1223 | case_rr(trunc, _d_l); |
| 1224 | case_rrr(lt,); |
| 1225 | case_rrw(lt,); |
| 1226 | case_rrr(lt, _u); |
| 1227 | case_rrw(lt, _u); |
| 1228 | case_rrr(le,); |
| 1229 | case_rrw(le,); |
| 1230 | case_rrr(le, _u); |
| 1231 | case_rrw(le, _u); |
| 1232 | case_rrr(eq,); |
| 1233 | case_rrw(eq,); |
| 1234 | case_rrr(ge,); |
| 1235 | case_rrw(ge,); |
| 1236 | case_rrr(ge, _u); |
| 1237 | case_rrw(ge, _u); |
| 1238 | case_rrr(gt,); |
| 1239 | case_rrw(gt,); |
| 1240 | case_rrr(gt, _u); |
| 1241 | case_rrw(gt, _u); |
| 1242 | case_rrr(ne,); |
| 1243 | case_rrw(ne,); |
| 1244 | case_rr(ld, _c); |
| 1245 | case_rw(ld, _c); |
| 1246 | case_rr(ld, _uc); |
| 1247 | case_rw(ld, _uc); |
| 1248 | case_rr(ld, _s); |
| 1249 | case_rw(ld, _s); |
| 1250 | case_rr(ld, _us); |
| 1251 | case_rw(ld, _us); |
| 1252 | case_rr(ld, _i); |
| 1253 | case_rw(ld, _i); |
| 1254 | case_rr(ld, _ui); |
| 1255 | case_rw(ld, _ui); |
| 1256 | case_rr(ld, _l); |
| 1257 | case_rw(ld, _l); |
| 1258 | case_rrr(ldx, _c); |
| 1259 | case_rrw(ldx, _c); |
| 1260 | case_rrr(ldx, _uc); |
| 1261 | case_rrw(ldx, _uc); |
| 1262 | case_rrr(ldx, _s); |
| 1263 | case_rrw(ldx, _s); |
| 1264 | case_rrr(ldx, _us); |
| 1265 | case_rrw(ldx, _us); |
| 1266 | case_rrr(ldx, _i); |
| 1267 | case_rrw(ldx, _i); |
| 1268 | case_rrr(ldx, _ui); |
| 1269 | case_rrw(ldx, _ui); |
| 1270 | case_rrr(ldx, _l); |
| 1271 | case_rrw(ldx, _l); |
| 1272 | case_rr(st, _c); |
| 1273 | case_wr(st, _c); |
| 1274 | case_rr(st, _s); |
| 1275 | case_wr(st, _s); |
| 1276 | case_rr(st, _i); |
| 1277 | case_wr(st, _i); |
| 1278 | case_rr(st, _l); |
| 1279 | case_wr(st, _l); |
| 1280 | case_rrr(stx, _c); |
| 1281 | case_wrr(stx, _c); |
| 1282 | case_rrr(stx, _s); |
| 1283 | case_wrr(stx, _s); |
| 1284 | case_rrr(stx, _i); |
| 1285 | case_wrr(stx, _i); |
| 1286 | case_rrr(stx, _l); |
| 1287 | case_wrr(stx, _l); |
| 1288 | case_brr(blt,); |
| 1289 | case_brw(blt,); |
| 1290 | case_brr(blt, _u); |
| 1291 | case_brw(blt, _u); |
| 1292 | case_brr(ble,); |
| 1293 | case_brw(ble,); |
| 1294 | case_brr(ble, _u); |
| 1295 | case_brw(ble, _u); |
| 1296 | case_brr(beq,); |
| 1297 | case_brw(beq,); |
| 1298 | case_brr(bge,); |
| 1299 | case_brw(bge,); |
| 1300 | case_brr(bge, _u); |
| 1301 | case_brw(bge, _u); |
| 1302 | case_brr(bgt,); |
| 1303 | case_brw(bgt,); |
| 1304 | case_brr(bgt, _u); |
| 1305 | case_brw(bgt, _u); |
| 1306 | case_brr(bne,); |
| 1307 | case_brw(bne,); |
| 1308 | case_brr(bms,); |
| 1309 | case_brw(bms,); |
| 1310 | case_brr(bmc,); |
| 1311 | case_brw(bmc,); |
| 1312 | case_brr(boadd,); |
| 1313 | case_brw(boadd,); |
| 1314 | case_brr(boadd, _u); |
| 1315 | case_brw(boadd, _u); |
| 1316 | case_brr(bxadd,); |
| 1317 | case_brw(bxadd,); |
| 1318 | case_brr(bxadd, _u); |
| 1319 | case_brw(bxadd, _u); |
| 1320 | case_brr(bosub,); |
| 1321 | case_brw(bosub,); |
| 1322 | case_brr(bosub, _u); |
| 1323 | case_brw(bosub, _u); |
| 1324 | case_brr(bxsub,); |
| 1325 | case_brw(bxsub,); |
| 1326 | case_brr(bxsub, _u); |
| 1327 | case_brw(bxsub, _u); |
| 1328 | case_rrr(add, _f); |
| 1329 | case_rrf(add, _f, 32); |
| 1330 | case_rrr(sub, _f); |
| 1331 | case_rrf(sub, _f, 32); |
| 1332 | case_rrf(rsb, _f, 32); |
| 1333 | case_rrr(mul, _f); |
| 1334 | case_rrf(mul, _f, 32); |
| 1335 | case_rrr(div, _f); |
| 1336 | case_rrf(div, _f, 32); |
| 1337 | case_rr(ext, _f); |
| 1338 | case_rr(abs, _f); |
| 1339 | case_rr(neg, _f); |
| 1340 | case_rr(sqrt, _f); |
| 1341 | case_rr(ld, _f); |
| 1342 | case_rw(ld, _f); |
| 1343 | case_rrr(ldx, _f); |
| 1344 | case_rrw(ldx, _f); |
| 1345 | case_rr(st, _f); |
| 1346 | case_wr(st, _f); |
| 1347 | case_rrr(stx, _f); |
| 1348 | case_wrr(stx, _f); |
| 1349 | case_rr(mov, _f); |
| 1350 | case jit_code_movi_f: |
| 1351 | assert(node->flag & jit_flag_data); |
| 1352 | movi_f(rn(node->u.w), (jit_float32_t *)node->v.n->u.w); |
| 1353 | break; |
| 1354 | case_rr(ext, _d_f); |
| 1355 | case_rrr(lt, _f); |
| 1356 | case_rrf(lt, _f, 32); |
| 1357 | case_rrr(le, _f); |
| 1358 | case_rrf(le, _f, 32); |
| 1359 | case_rrr(eq, _f); |
| 1360 | case_rrf(eq, _f, 32); |
| 1361 | case_rrr(ge, _f); |
| 1362 | case_rrf(ge, _f, 32); |
| 1363 | case_rrr(gt, _f); |
| 1364 | case_rrf(gt, _f, 32); |
| 1365 | case_rrr(ne, _f); |
| 1366 | case_rrf(ne, _f, 32); |
| 1367 | case_rrr(unlt, _f); |
| 1368 | case_rrf(unlt, _f, 32); |
| 1369 | case_rrr(unle, _f); |
| 1370 | case_rrf(unle, _f, 32); |
| 1371 | case_rrr(uneq, _f); |
| 1372 | case_rrf(uneq, _f, 32); |
| 1373 | case_rrr(unge, _f); |
| 1374 | case_rrf(unge, _f, 32); |
| 1375 | case_rrr(ungt, _f); |
| 1376 | case_rrf(ungt, _f, 32); |
| 1377 | case_rrr(ltgt, _f); |
| 1378 | case_rrf(ltgt, _f, 32); |
| 1379 | case_rrr(ord, _f); |
| 1380 | case_rrf(ord, _f, 32); |
| 1381 | case_rrr(unord, _f); |
| 1382 | case_rrf(unord, _f, 32); |
| 1383 | case_brr(blt, _f); |
| 1384 | case_brf(blt, _f, 32); |
| 1385 | case_brr(ble, _f); |
| 1386 | case_brf(ble, _f, 32); |
| 1387 | case_brr(beq, _f); |
| 1388 | case_brf(beq, _f, 32); |
| 1389 | case_brr(bge, _f); |
| 1390 | case_brf(bge, _f, 32); |
| 1391 | case_brr(bgt, _f); |
| 1392 | case_brf(bgt, _f, 32); |
| 1393 | case_brr(bne, _f); |
| 1394 | case_brf(bne, _f, 32); |
| 1395 | case_brr(bunlt, _f); |
| 1396 | case_brf(bunlt, _f, 32); |
| 1397 | case_brr(bunle, _f); |
| 1398 | case_brf(bunle, _f, 32); |
| 1399 | case_brr(buneq, _f); |
| 1400 | case_brf(buneq, _f, 32); |
| 1401 | case_brr(bunge, _f); |
| 1402 | case_brf(bunge, _f, 32); |
| 1403 | case_brr(bungt, _f); |
| 1404 | case_brf(bungt, _f, 32); |
| 1405 | case_brr(bltgt, _f); |
| 1406 | case_brf(bltgt, _f, 32); |
| 1407 | case_brr(bord, _f); |
| 1408 | case_brf(bord, _f, 32); |
| 1409 | case_brr(bunord, _f); |
| 1410 | case_brf(bunord, _f, 32); |
| 1411 | case_rrr(add, _d); |
| 1412 | case_rrf(add, _d, 64); |
| 1413 | case_rrr(sub, _d); |
| 1414 | case_rrf(sub, _d, 64); |
| 1415 | case_rrf(rsb, _d, 64); |
| 1416 | case_rrr(mul, _d); |
| 1417 | case_rrf(mul, _d, 64); |
| 1418 | case_rrr(div, _d); |
| 1419 | case_rrf(div, _d, 64); |
| 1420 | case_rr(ext, _d); |
| 1421 | case_rr(abs, _d); |
| 1422 | case_rr(neg, _d); |
| 1423 | case_rr(sqrt, _d); |
| 1424 | case_rr(ld, _d); |
| 1425 | case_rw(ld, _d); |
| 1426 | case_rrr(ldx, _d); |
| 1427 | case_rrw(ldx, _d); |
| 1428 | case_rr(st, _d); |
| 1429 | case_wr(st, _d); |
| 1430 | case_rrr(stx, _d); |
| 1431 | case_wrr(stx, _d); |
| 1432 | case_rr(mov, _d); |
| 1433 | case jit_code_movi_d: |
| 1434 | assert(node->flag & jit_flag_data); |
| 1435 | movi_d(rn(node->u.w), (jit_float64_t *)node->v.n->u.w); |
| 1436 | break; |
| 1437 | case_rr(ext, _f_d); |
| 1438 | case_rrr(lt, _d); |
| 1439 | case_rrf(lt, _d, 64); |
| 1440 | case_rrr(le, _d); |
| 1441 | case_rrf(le, _d, 64); |
| 1442 | case_rrr(eq, _d); |
| 1443 | case_rrf(eq, _d, 64); |
| 1444 | case_rrr(ge, _d); |
| 1445 | case_rrf(ge, _d, 64); |
| 1446 | case_rrr(gt, _d); |
| 1447 | case_rrf(gt, _d, 64); |
| 1448 | case_rrr(ne, _d); |
| 1449 | case_rrf(ne, _d, 64); |
| 1450 | case_rrr(unlt, _d); |
| 1451 | case_rrf(unlt, _d, 64); |
| 1452 | case_rrr(unle, _d); |
| 1453 | case_rrf(unle, _d, 64); |
| 1454 | case_rrr(uneq, _d); |
| 1455 | case_rrf(uneq, _d, 64); |
| 1456 | case_rrr(unge, _d); |
| 1457 | case_rrf(unge, _d, 64); |
| 1458 | case_rrr(ungt, _d); |
| 1459 | case_rrf(ungt, _d, 64); |
| 1460 | case_rrr(ltgt, _d); |
| 1461 | case_rrf(ltgt, _d, 64); |
| 1462 | case_rrr(ord, _d); |
| 1463 | case_rrf(ord, _d, 64); |
| 1464 | case_rrr(unord, _d); |
| 1465 | case_rrf(unord, _d, 64); |
| 1466 | case_brr(blt, _d); |
| 1467 | case_brf(blt, _d, 64); |
| 1468 | case_brr(ble, _d); |
| 1469 | case_brf(ble, _d, 64); |
| 1470 | case_brr(beq, _d); |
| 1471 | case_brf(beq, _d, 64); |
| 1472 | case_brr(bge, _d); |
| 1473 | case_brf(bge, _d, 64); |
| 1474 | case_brr(bgt, _d); |
| 1475 | case_brf(bgt, _d, 64); |
| 1476 | case_brr(bne, _d); |
| 1477 | case_brf(bne, _d, 64); |
| 1478 | case_brr(bunlt, _d); |
| 1479 | case_brf(bunlt, _d, 64); |
| 1480 | case_brr(bunle, _d); |
| 1481 | case_brf(bunle, _d, 64); |
| 1482 | case_brr(buneq, _d); |
| 1483 | case_brf(buneq, _d, 64); |
| 1484 | case_brr(bunge, _d); |
| 1485 | case_brf(bunge, _d, 64); |
| 1486 | case_brr(bungt, _d); |
| 1487 | case_brf(bungt, _d, 64); |
| 1488 | case_brr(bltgt, _d); |
| 1489 | case_brf(bltgt, _d, 64); |
| 1490 | case_brr(bord, _d); |
| 1491 | case_brf(bord, _d, 64); |
| 1492 | case_brr(bunord, _d); |
| 1493 | case_brf(bunord, _d, 64); |
| 1494 | case jit_code_jmpr: |
| 1495 | jmpr(rn(node->u.w)); |
| 1496 | break; |
| 1497 | case jit_code_jmpi: |
| 1498 | if (node->flag & jit_flag_node) { |
| 1499 | if (_jit->pc.uc == _jit->code.ptr + 16) |
| 1500 | _jitc->jump = 1; |
| 1501 | temp = node->u.n; |
| 1502 | assert(temp->code == jit_code_label || |
| 1503 | temp->code == jit_code_epilog); |
| 1504 | if (temp->flag & jit_flag_patch) |
| 1505 | jmpi(temp->u.w); |
| 1506 | else { |
| 1507 | word = jmpi_p(_jit->pc.w); |
| 1508 | patch(word, node); |
| 1509 | } |
| 1510 | } |
| 1511 | else |
| 1512 | jmpi(node->u.w); |
| 1513 | break; |
| 1514 | case jit_code_callr: |
| 1515 | callr(rn(node->u.w)); |
| 1516 | break; |
| 1517 | case jit_code_calli: |
| 1518 | if (node->flag & jit_flag_node) { |
| 1519 | temp = node->u.n; |
| 1520 | assert(temp->code == jit_code_label || |
| 1521 | temp->code == jit_code_epilog); |
| 1522 | word = calli_p(temp->u.w); |
| 1523 | if (!(temp->flag & jit_flag_patch)) |
| 1524 | patch(word, node); |
| 1525 | } |
| 1526 | else |
| 1527 | calli(node->u.w); |
| 1528 | break; |
| 1529 | case jit_code_prolog: |
| 1530 | jit_regset_set_ui(&_jitc->regs, 0); |
| 1531 | _jitc->pred = 0; |
| 1532 | sync(); |
| 1533 | _jitc->function = _jitc->functions.ptr + node->w.w; |
| 1534 | undo.node = node; |
| 1535 | undo.word = _jit->pc.w; |
| 1536 | #if DEVEL_DISASSEMBLER |
| 1537 | undo.prevw = prevw; |
| 1538 | #endif |
| 1539 | undo.patch_offset = _jitc->patches.offset; |
| 1540 | undo.prolog_offset = _jitc->prolog.offset; |
| 1541 | restart_function: |
| 1542 | _jitc->again = 0; |
| 1543 | if (_jitc->jump && !_jitc->function->assume_frame) { |
| 1544 | /* remember prolog to hide offset adjustment for a jump |
| 1545 | * to the start of a function, what is expected to be |
| 1546 | * a common practice as first jit instruction */ |
| 1547 | if (_jitc->prolog.offset >= _jitc->prolog.length) { |
| 1548 | _jitc->prolog.length += 16; |
| 1549 | jit_realloc((jit_pointer_t *)&_jitc->prolog.ptr, |
| 1550 | (_jitc->prolog.length - 16) * |
| 1551 | sizeof(jit_word_t), |
| 1552 | _jitc->prolog.length * sizeof(jit_word_t)); |
| 1553 | } |
| 1554 | _jitc->prolog.ptr[_jitc->prolog.offset++] = _jit->pc.w; |
| 1555 | /* function descriptor */ |
| 1556 | word = _jit->pc.w + 16; |
| 1557 | il(word); /* addr */ |
| 1558 | il(0); /* gp */ |
| 1559 | } |
| 1560 | prolog(node); |
| 1561 | break; |
| 1562 | case jit_code_epilog: |
| 1563 | assert(_jitc->function == _jitc->functions.ptr + node->w.w); |
| 1564 | if (_jitc->again) { |
| 1565 | for (temp = undo.node->next; |
| 1566 | temp != node; temp = temp->next) { |
| 1567 | if (temp->code == jit_code_label || |
| 1568 | temp->code == jit_code_epilog) |
| 1569 | temp->flag &= ~jit_flag_patch; |
| 1570 | } |
| 1571 | temp->flag &= ~jit_flag_patch; |
| 1572 | node = undo.node; |
| 1573 | _jit->pc.w = undo.word; |
| 1574 | #if DEVEL_DISASSEMBLER |
| 1575 | prevw = undo.prevw; |
| 1576 | #endif |
| 1577 | _jitc->patches.offset = undo.patch_offset; |
| 1578 | _jitc->prolog.offset = undo.prolog_offset; |
| 1579 | _jitc->ioff = 0; |
| 1580 | jit_regset_set_ui(&_jitc->regs, 0); |
| 1581 | _jitc->pred = 0; |
| 1582 | goto restart_function; |
| 1583 | } |
| 1584 | /* remember label is defined */ |
| 1585 | sync(); |
| 1586 | node->flag |= jit_flag_patch; |
| 1587 | node->u.w = _jit->pc.w; |
| 1588 | epilog(node); |
| 1589 | jit_regset_set_ui(&_jitc->regs, 0); |
| 1590 | _jitc->pred = 0; |
| 1591 | _jitc->function = NULL; |
| 1592 | break; |
| 1593 | case jit_code_va_start: |
| 1594 | vastart(rn(node->u.w)); |
| 1595 | break; |
| 1596 | case jit_code_va_arg: |
| 1597 | vaarg(rn(node->u.w), rn(node->v.w)); |
| 1598 | break; |
| 1599 | case jit_code_va_arg_d: |
| 1600 | vaarg_d(rn(node->u.w), rn(node->v.w)); |
| 1601 | break; |
| 1602 | case jit_code_live: |
| 1603 | case jit_code_arg: case jit_code_ellipsis: |
| 1604 | case jit_code_va_push: |
| 1605 | case jit_code_allocai: case jit_code_allocar: |
| 1606 | case jit_code_arg_f: case jit_code_arg_d: |
| 1607 | case jit_code_va_end: |
| 1608 | case jit_code_ret: |
| 1609 | case jit_code_retr: case jit_code_reti: |
| 1610 | case jit_code_retr_f: case jit_code_reti_f: |
| 1611 | case jit_code_retr_d: case jit_code_reti_d: |
| 1612 | case jit_code_getarg_c: case jit_code_getarg_uc: |
| 1613 | case jit_code_getarg_s: case jit_code_getarg_us: |
| 1614 | case jit_code_getarg_i: case jit_code_getarg_ui: |
| 1615 | case jit_code_getarg_l: |
| 1616 | case jit_code_getarg_f: case jit_code_getarg_d: |
| 1617 | case jit_code_putargr: case jit_code_putargi: |
| 1618 | case jit_code_putargr_f: case jit_code_putargi_f: |
| 1619 | case jit_code_putargr_d: case jit_code_putargi_d: |
| 1620 | case jit_code_pushargr: case jit_code_pushargi: |
| 1621 | case jit_code_pushargr_f: case jit_code_pushargi_f: |
| 1622 | case jit_code_pushargr_d: case jit_code_pushargi_d: |
| 1623 | case jit_code_retval_c: case jit_code_retval_uc: |
| 1624 | case jit_code_retval_s: case jit_code_retval_us: |
| 1625 | case jit_code_retval_i: |
| 1626 | case jit_code_retval_ui: case jit_code_retval_l: |
| 1627 | case jit_code_retval_f: case jit_code_retval_d: |
| 1628 | case jit_code_prepare: |
| 1629 | case jit_code_finishr: case jit_code_finishi: |
| 1630 | break; |
| 1631 | case jit_code_movr_w_f: |
| 1632 | movr_w_f(rn(node->u.w), rn(node->v.w)); |
| 1633 | break; |
| 1634 | case jit_code_movr_f_w: |
| 1635 | movr_f_w(rn(node->u.w), rn(node->v.w)); |
| 1636 | break; |
| 1637 | case jit_code_movr_w_d: |
| 1638 | movr_w_d(rn(node->u.w), rn(node->v.w)); |
| 1639 | break; |
| 1640 | case jit_code_movr_d_w: |
| 1641 | movr_d_w(rn(node->u.w), rn(node->v.w)); |
| 1642 | break; |
| 1643 | case jit_code_movi_f_w: |
| 1644 | movi_f_w(rn(node->u.w), node->v.n->u.p); |
| 1645 | break; |
| 1646 | case jit_code_movi_d_w: |
| 1647 | movi_d_w(rn(node->u.w), node->v.n->u.p); |
| 1648 | break; |
| 1649 | default: |
| 1650 | abort(); |
| 1651 | } |
| 1652 | if (jit_carry != _NOREG) { |
| 1653 | switch (node->code) { |
| 1654 | case jit_code_note: |
| 1655 | case jit_code_addcr: case jit_code_addci: |
| 1656 | case jit_code_addxr: case jit_code_addxi: |
| 1657 | case jit_code_subcr: case jit_code_subci: |
| 1658 | case jit_code_subxr: case jit_code_subxi: |
| 1659 | break; |
| 1660 | default: |
| 1661 | jit_unget_reg(jit_carry); |
| 1662 | jit_carry = _NOREG; |
| 1663 | break; |
| 1664 | } |
| 1665 | } |
| 1666 | #if GET_JIT_SIZE |
| 1667 | sync(); |
| 1668 | #endif |
| 1669 | jit_regarg_clr(node, value); |
| 1670 | if (jit_regset_cmp_ui(&_jitc->regarg, 0) != 0) { |
| 1671 | assert(jit_regset_scan1(&_jitc->regarg, 0) == jit_carry); |
| 1672 | assert(jit_regset_scan1(&_jitc->regarg, jit_carry + 1) == ULONG_MAX); |
| 1673 | } |
| 1674 | assert(_jitc->synth == 0); |
| 1675 | /* update register live state */ |
| 1676 | jit_reglive(node); |
| 1677 | } |
| 1678 | sync(); |
| 1679 | #undef case_brf |
| 1680 | #undef case_brw |
| 1681 | #undef case_brr |
| 1682 | #undef case_wrr |
| 1683 | #undef case_rrrw |
| 1684 | #undef case_rrf |
| 1685 | #undef case_rrw |
| 1686 | #undef case_rrrr |
| 1687 | #undef case_rrr |
| 1688 | #undef case_wr |
| 1689 | #undef case_rw |
| 1690 | #undef case_rr |
| 1691 | |
| 1692 | for (offset = 0; offset < _jitc->patches.offset; offset++) { |
| 1693 | node = _jitc->patches.ptr[offset].node; |
| 1694 | word = node->code == jit_code_movi ? node->v.n->u.w : node->u.n->u.w; |
| 1695 | patch_at(node->code, _jitc->patches.ptr[offset].inst, word); |
| 1696 | } |
| 1697 | |
| 1698 | jit_flush(_jit->code.ptr, _jit->pc.uc); |
| 1699 | |
| 1700 | return (_jit->code.ptr); |
| 1701 | } |
| 1702 | |
| 1703 | #define CODE 1 |
| 1704 | # include "jit_ia64-cpu.c" |
| 1705 | # include "jit_ia64-fpu.c" |
| 1706 | # include "jit_fallback.c" |
| 1707 | #undef CODE |
| 1708 | |
| 1709 | void |
| 1710 | jit_flush(void *fptr, void *tptr) |
| 1711 | { |
| 1712 | #if defined(__GNUC__) |
| 1713 | jit_word_t f, t, s; |
| 1714 | |
| 1715 | s = sysconf(_SC_PAGE_SIZE); |
| 1716 | f = (jit_word_t)fptr & -s; |
| 1717 | t = (((jit_word_t)tptr) + s - 1) & -s; |
| 1718 | # if 0 |
| 1719 | __clear_cache((void *)f, (void *)t); |
| 1720 | # else |
| 1721 | /* __clear_cache is a noop in (old?) gcc, but cache flush is |
| 1722 | * required on a multi processor Linux system. */ |
| 1723 | for (s = f; s < t; s += 32) |
| 1724 | asm volatile("fc %0" :: "r"(s) : "memory"); |
| 1725 | # endif |
| 1726 | #endif |
| 1727 | } |
| 1728 | |
| 1729 | /* Use r2 that is reserved to not require a jit_get_reg call, also note |
| 1730 | * that addil needs a register that first in 2 bits, so, if using a |
| 1731 | * register other than r2 must be less than r8 (or check for a smaller |
| 1732 | * immediate, i.e. i0 >= -8192 && i0 <= 8191) */ |
| 1733 | void |
| 1734 | _emit_ldxi(jit_state_t *_jit, jit_gpr_t r0, jit_gpr_t r1, jit_word_t i0) |
| 1735 | { |
| 1736 | assert(i0 >= -2097152 && i0 < 2097151); |
| 1737 | addi(GR_2, rn(r1), i0); |
| 1738 | ldr(rn(r0), GR_2); |
| 1739 | } |
| 1740 | |
| 1741 | void |
| 1742 | _emit_stxi(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_gpr_t r1) |
| 1743 | { |
| 1744 | assert(i0 >= -2097152 && i0 < 2097151); |
| 1745 | addi(GR_2, rn(r0), i0); |
| 1746 | str(GR_2, rn(r1)); |
| 1747 | } |
| 1748 | |
| 1749 | void |
| 1750 | _emit_ldxi_d(jit_state_t *_jit, jit_fpr_t r0, jit_gpr_t r1, jit_word_t i0) |
| 1751 | { |
| 1752 | assert(i0 >= -2097152 && i0 < 2097151); |
| 1753 | addi(GR_2, rn(r1), i0); |
| 1754 | ldr_d(rn(r0), GR_2); |
| 1755 | } |
| 1756 | |
| 1757 | void |
| 1758 | _emit_stxi_d(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_fpr_t r1) |
| 1759 | { |
| 1760 | assert(i0 >= -2097152 && i0 < 2097151); |
| 1761 | addi(GR_2, rn(r0), i0); |
| 1762 | str_d(GR_2, rn(r1)); |
| 1763 | } |
| 1764 | |
| 1765 | static void |
| 1766 | _patch(jit_state_t *_jit, jit_word_t instr, jit_node_t *node) |
| 1767 | { |
| 1768 | jit_int32_t flag; |
| 1769 | |
| 1770 | assert(node->flag & jit_flag_node); |
| 1771 | if (node->code == jit_code_movi) |
| 1772 | flag = node->v.n->flag; |
| 1773 | else |
| 1774 | flag = node->u.n->flag; |
| 1775 | assert(!(flag & jit_flag_patch)); |
| 1776 | if (_jitc->patches.offset >= _jitc->patches.length) { |
| 1777 | jit_realloc((jit_pointer_t *)&_jitc->patches.ptr, |
| 1778 | _jitc->patches.length * sizeof(jit_patch_t), |
| 1779 | (_jitc->patches.length + 1024) * sizeof(jit_patch_t)); |
| 1780 | _jitc->patches.length += 1024; |
| 1781 | } |
| 1782 | _jitc->patches.ptr[_jitc->patches.offset].inst = instr; |
| 1783 | _jitc->patches.ptr[_jitc->patches.offset].node = node; |
| 1784 | ++_jitc->patches.offset; |
| 1785 | } |