mono/mini/inssel-ppc.brg

   1 %%
   2
   3 #
   4 # inssel-ppc.brg: burg file for special ppc instructions
   5 #
   6 # Author:
   7 #   Dietmar Maurer (dietmar@ximian.com)
   8 #   Paolo Molaro (lupus@ximian.com)
   9 #
  10 # (C) 2002 Ximian, Inc.
  11 #
  12
  13 stmt: OP_START_HANDLER {
  14         MonoInst *spvar = mono_find_spvar_for_region (s, s->cbb->region);
  15         /*MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, spvar->inst_basereg, spvar->inst_offset, ppc_sp);
  16         */
  17         tree->inst_left = spvar;
  18         mono_bblock_add_inst (s->cbb, tree);
  19 }
  20
  21 stmt: CEE_ENDFINALLY {
  22         MonoInst *spvar = mono_find_spvar_for_region (s, s->cbb->region);
  23         tree->inst_left = spvar;
  24         mono_bblock_add_inst (s->cbb, tree);
  25 }
  26
  27 stmt: OP_ENDFILTER (reg) {
  28         MonoInst *spvar = mono_find_spvar_for_region (s, s->cbb->region);
  29         tree->inst_left = spvar;
  30         tree->sreg1 = state->left->reg1;
  31         mono_bblock_add_inst (s->cbb, tree);
  32 }
  33
  34 lreg: OP_LADD_OVF (lreg, lreg) "0" {
  35         /* ADC sets the condition code */
  36         MONO_EMIT_NEW_BIALU (s, OP_ADDCC, state->reg1, state->left->reg1, state->right->reg1);
  37         MONO_EMIT_NEW_BIALU (s, OP_ADD_OVF_CARRY, state->reg2, state->left->reg2, state->right->reg2);
  38 }
  39
  40 lreg: OP_LADD_OVF_UN (lreg, lreg) "0" {
  41         /* ADC sets the condition code */
  42         MONO_EMIT_NEW_BIALU (s, OP_ADDCC, state->reg1, state->left->reg1, state->right->reg1);
  43         MONO_EMIT_NEW_BIALU (s, OP_ADD_OVF_UN_CARRY, state->reg2, state->left->reg2, state->right->reg2);
  44 }
  45
  46 lreg: OP_LSUB_OVF (lreg, lreg) "0" {
  47         /* SBB sets the condition code */
  48         MONO_EMIT_NEW_BIALU (s, OP_SUBCC, state->reg1, state->left->reg1, state->right->reg1);
  49         MONO_EMIT_NEW_BIALU (s, OP_SUB_OVF_CARRY, state->reg2, state->left->reg2, state->right->reg2);
  50 }
  51
  52 lreg: OP_LSUB_OVF_UN (lreg, lreg) "0" {
  53         /* SBB sets the condition code */
  54         MONO_EMIT_NEW_BIALU (s, OP_SUBCC, state->reg1, state->left->reg1, state->right->reg1);
  55         MONO_EMIT_NEW_BIALU (s, OP_SUB_OVF_UN_CARRY, state->reg2, state->left->reg2, state->right->reg2);
  56 }
  57
  58 stmt: CEE_STIND_I8 (OP_REGVAR, lreg) {
  59         /* this should only happen for methods returning a long */
  60         MONO_EMIT_NEW_UNALU (s, OP_MOVE, ppc_r3, state->right->reg1);
  61         MONO_EMIT_NEW_UNALU (s, OP_MOVE, ppc_r4, state->right->reg2);
  62 }
  63
  64 lreg: OP_LNEG (lreg) "2" {
  65         MONO_EMIT_NEW_BIALU_IMM (s, OP_PPC_SUBFIC, state->reg1, state->left->reg1, 0);
  66         MONO_EMIT_UNALU (s, tree, OP_PPC_SUBFZE, state->reg2, state->left->reg2);
  67 }
  68
  69 freg: OP_LCONV_TO_R8 (lreg) {
  70         tree->dreg = state->reg1;
  71         tree->sreg1 = state->left->reg1;
  72         tree->sreg2 = state->left->reg2;
  73         mono_bblock_add_inst (s->cbb, tree);
  74 }
  75
  76 freg: OP_LCONV_TO_R4 (lreg) {
  77         tree->dreg = state->reg1;
  78         tree->sreg1 = state->left->reg1;
  79         tree->sreg2 = state->left->reg2;
  80         mono_bblock_add_inst (s->cbb, tree);
  81 }
  82
  83 freg: CEE_CONV_R_UN (reg) {
  84         tree->dreg = state->reg1;
  85         tree->sreg1 = state->left->reg1;
  86         mono_bblock_add_inst (s->cbb, tree);
  87 }
  88
  89 reg: OP_LOCALLOC (OP_ICONST) {
  90         /* microcoded in mini-ppc.c */
  91         tree->sreg1 = mono_regstate_next_int (s->rs);
  92         tree->dreg = state->reg1;
  93         MONO_EMIT_NEW_ICONST (s, tree->sreg1, state->left->tree->inst_c0);
  94         mono_bblock_add_inst (s->cbb, tree);
  95 }
  96
  97 reg: OP_LOCALLOC (reg) {
  98         tree->dreg = state->reg1;
  99         tree->sreg1 = state->left->reg1;
 100         mono_bblock_add_inst (s->cbb, tree);
 101 }
 102
 103 stmt: OP_SETRET (reg) {
 104         tree->opcode = OP_MOVE;
 105         tree->sreg1 = state->left->reg1;
 106         tree->dreg = ppc_r3;
 107         mono_bblock_add_inst (s->cbb, tree);
 108 }
 109
 110 stmt: OP_SETRET (lreg) {
 111         tree->opcode = OP_SETLRET;
 112         tree->sreg1 = state->left->reg1;
 113         tree->sreg2 = state->left->reg2;
 114         tree->dreg = ppc_r3;
 115         mono_bblock_add_inst (s->cbb, tree);
 116 }
 117
 118 stmt: OP_SETRET (freg) {
 119         tree->opcode = OP_FMOVE;
 120         tree->sreg1 = state->left->reg1;
 121         tree->dreg = ppc_f1;
 122         mono_bblock_add_inst (s->cbb, tree);
 123 }
 124
 125 stmt: OP_SETRET (OP_ICONST) {
 126         tree->opcode = OP_ICONST;
 127         tree->inst_c0 = state->left->tree->inst_c0;
 128         tree->dreg = ppc_r3;
 129         mono_bblock_add_inst (s->cbb, tree);
 130 }
 131
 132 stmt: OP_OUTARG (reg) {
 133         if (tree->inst_imm) {
 134                 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, s->frame_reg, tree->inst_imm, state->left->reg1);
 135                 return;
 136         }
 137         tree->opcode = OP_SETREG;
 138         tree->dreg = tree->unused;
 139         tree->sreg1 = state->left->reg1;
 140         mono_bblock_add_inst (s->cbb, tree);
 141 }
 142
 143 stmt: OP_OUTARG (OP_REGVAR) {
 144         if (tree->inst_imm) {
 145                 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, s->frame_reg, tree->inst_imm, state->left->tree->dreg);
 146                 return;
 147         }
 148         tree->opcode = OP_SETREG;
 149         tree->dreg = tree->unused;
 150         tree->sreg1 = state->left->tree->dreg;
 151         mono_bblock_add_inst (s->cbb, tree);
 152 }
 153
 154 stmt: OP_OUTARG (lreg) {
 155         if (tree->inst_imm) {
 156                 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, s->frame_reg, tree->inst_imm, state->left->reg2);
 157                 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, s->frame_reg, tree->inst_imm + 4, state->left->reg1);
 158                 return;
 159         }
 160         MONO_EMIT_NEW_UNALU (s, OP_SETREG, tree->unused, state->left->reg2);
 161         tree->opcode = OP_SETREG;
 162         tree->dreg = tree->unused + 1;
 163         tree->sreg1 = state->left->reg1;
 164         mono_bblock_add_inst (s->cbb, tree);
 165 }
 166
 167 stmt: OP_OUTARG (OP_ICONST) {
 168         if (tree->inst_imm) {
 169                 MONO_EMIT_NEW_STORE_MEMBASE_IMM (s, OP_STORE_MEMBASE_IMM, s->frame_reg, tree->inst_imm, state->left->tree->inst_c0);
 170                 return;
 171         }
 172         tree->opcode = OP_SETREGIMM;
 173         tree->dreg = tree->unused;
 174         tree->inst_c0 = state->left->tree->inst_c0;
 175         mono_bblock_add_inst (s->cbb, tree);
 176 }
 177
 178 #stmt: OP_OUTARG (CEE_LDIND_I4 (base)) {
 179 #       tree->opcode = OP_X86_PUSH_MEMBASE;
 180 #       tree->inst_basereg = state->left->left->tree->inst_basereg;
 181 #       tree->inst_offset = state->left->left->tree->inst_offset;
 182 #       mono_bblock_add_inst (s->cbb, tree);
 183 #}
 184
 185 #stmt: OP_OUTARG (CEE_LDIND_U4 (base)) {
 186 #       tree->opcode = OP_X86_PUSH_MEMBASE;
 187 #       tree->inst_basereg = state->left->left->tree->inst_basereg;
 188 #       tree->inst_offset = state->left->left->tree->inst_offset;
 189 #       mono_bblock_add_inst (s->cbb, tree);
 190 #}
 191
 192 #stmt: OP_OUTARG (CEE_LDIND_I (base)) {
 193 #       tree->opcode = OP_X86_PUSH_MEMBASE;
 194 #       tree->inst_basereg = state->left->left->tree->inst_basereg;
 195 #       tree->inst_offset = state->left->left->tree->inst_offset;
 196 #       mono_bblock_add_inst (s->cbb, tree);
 197 #}
 198
 199 #stmt: OP_OUTARG (CEE_LDIND_REF (base)) {
 200 #       tree->opcode = OP_X86_PUSH_MEMBASE;
 201 #       tree->inst_basereg = state->left->left->tree->inst_basereg;
 202 #       tree->inst_offset = state->left->left->tree->inst_offset;
 203 #       mono_bblock_add_inst (s->cbb, tree);
 204 #}
 205
 206 stmt: OP_OUTARG (CEE_LDIND_REF (OP_REGVAR)) {
 207         if (tree->inst_imm) {
 208                 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORE_MEMBASE_REG, s->frame_reg, tree->inst_imm, state->left->left->tree->dreg);
 209                 return;
 210         }
 211         tree->opcode = OP_SETREG;
 212         tree->sreg1 = state->left->left->tree->dreg;
 213         tree->dreg = tree->unused;
 214         mono_bblock_add_inst (s->cbb, tree);
 215 }
 216
 217 #stmt: OP_OUTARG (CEE_LDOBJ (reg)) {
 218 #       tree->opcode = OP_X86_PUSH;
 219 #       tree->sreg1 = state->left->reg1;
 220 #       mono_bblock_add_inst (s->cbb, tree);
 221 #}
 222
 223 stmt: OP_OUTARG (freg) {
 224         if (tree->inst_imm) {
 225                 int opcode = (tree->unused & 0xff00) == 0x0400? OP_STORER4_MEMBASE_REG: OP_STORER8_MEMBASE_REG;
 226                 MONO_EMIT_NEW_STORE_MEMBASE (s, opcode, s->frame_reg, tree->inst_imm, state->left->reg1);
 227                 return;
 228         }
 229         tree->opcode = OP_SETFREG;
 230         tree->sreg1 = state->left->reg1;
 231         tree->dreg = tree->unused & 0xff;
 232         mono_bblock_add_inst (s->cbb, tree);
 233 }
 234
 235 stmt: OP_OUTARG_R4 (freg) {
 236         if (tree->inst_imm) {
 237                 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORER4_MEMBASE_REG, s->frame_reg, tree->inst_imm, state->left->reg1);
 238                 return;
 239         }
 240         tree->opcode = OP_SETFREG;
 241         tree->sreg1 = state->left->reg1;
 242         tree->dreg = tree->unused;
 243         mono_bblock_add_inst (s->cbb, tree);
 244 }
 245
 246 stmt: OP_OUTARG_R8 (freg) {
 247         if (tree->inst_imm) {
 248                 MONO_EMIT_NEW_STORE_MEMBASE (s, OP_STORER8_MEMBASE_REG, s->frame_reg, tree->inst_imm, state->left->reg1);
 249                 return;
 250         }
 251         tree->opcode = OP_SETFREG;
 252         tree->sreg1 = state->left->reg1;
 253         tree->dreg = tree->unused;
 254         mono_bblock_add_inst (s->cbb, tree);
 255 }
 256
 257 stmt: OP_OUTARG_VT (CEE_LDOBJ (base)) {
 258         MonoInst *vt = state->left->left->tree;
 259         int start_reg = tree->unused & 0xff;
 260         int nregs = (tree->unused >> 8) & 0xff;
 261         int ovf_size = (tree->unused >> 16) & 0xffff;
 262         int i, tmpr, soffset;
 263         soffset = vt->inst_offset;
 264         for (i = 0; i < nregs; ++i) {
 265                 tmpr = mono_regstate_next_int (s->rs);
 266                 MONO_EMIT_NEW_LOAD_MEMBASE (s, tmpr, vt->inst_basereg, soffset);
 267                 MONO_EMIT_NEW_UNALU (s, OP_SETREG, start_reg + i, tmpr);
 268                 soffset += sizeof (gpointer);
 269         }
 270         //g_print ("vt size: %d at R%d + %d\n", tree->inst_imm, vt->inst_basereg, vt->inst_offset);
 271         if (ovf_size != 0) {
 272                 mini_emit_memcpy (s, s->frame_reg, tree->inst_imm + (soffset - vt->inst_offset), vt->inst_basereg, soffset, ovf_size * sizeof (gpointer), 0);
 273         }
 274 }
 275
 276 stmt: OP_OUTARG_VT (OP_ICONST) {
 277         int start_reg = tree->unused & 0xff;
 278         int nregs = (tree->unused >> 8) & 0xff;
 279         if (nregs) {
 280                 tree->opcode = OP_SETREGIMM;
 281                 tree->dreg = start_reg;
 282                 tree->inst_c0 = state->left->tree->inst_c0;
 283                 mono_bblock_add_inst (s->cbb, tree);
 284         } else {
 285                 g_assert_not_reached ();
 286         }
 287 }
 288
 289 stmt: OP_OUTARG_VT (reg) {
 290         int start_reg = tree->unused & 0xff;
 291         int nregs = (tree->unused >> 8) & 0xff;
 292         if (nregs) {
 293                 tree->opcode = OP_SETREG;
 294                 tree->dreg = start_reg;
 295                 tree->sreg1 = state->left->tree->dreg;
 296                 mono_bblock_add_inst (s->cbb, tree);
 297         } else {
 298                 g_assert_not_reached ();
 299         }
 300 }
 301
 302 stmt: CEE_STIND_R8 (OP_REGVAR, freg) {
 303         /* nothing to do: the value is already on the FP stack */
 304 }
 305
 306 stmt: CEE_BNE_UN (fpcflags) {
 307         tree->opcode = OP_FBNE_UN;
 308         mono_bblock_add_inst (s->cbb, tree);
 309 }
 310
 311 stmt: CEE_BEQ (fpcflags) {
 312         tree->opcode = OP_FBEQ;
 313         mono_bblock_add_inst (s->cbb, tree);
 314 }
 315
 316 stmt: CEE_BLT (fpcflags) {
 317         tree->opcode = OP_FBLT;
 318         mono_bblock_add_inst (s->cbb, tree);
 319 }
 320
 321 stmt: CEE_BLT_UN (fpcflags) {
 322         tree->opcode = OP_FBLT_UN;
 323         mono_bblock_add_inst (s->cbb, tree);
 324 }
 325
 326 stmt: CEE_BGT (fpcflags) {
 327         tree->opcode = OP_FBGT;
 328         mono_bblock_add_inst (s->cbb, tree);
 329 }
 330
 331 stmt: CEE_BGT_UN (fpcflags) {
 332         tree->opcode = OP_FBGT_UN;
 333         mono_bblock_add_inst (s->cbb, tree);
 334 }
 335
 336 stmt: CEE_BGE  (fpcflags) {
 337         tree->opcode = OP_FBGE;
 338         mono_bblock_add_inst (s->cbb, tree);
 339 }
 340
 341 stmt: CEE_BGE_UN (fpcflags) {
 342         tree->opcode = OP_FBGE_UN;
 343         mono_bblock_add_inst (s->cbb, tree);
 344 }
 345
 346 stmt: CEE_BLE  (fpcflags) {
 347         tree->opcode = OP_FBLE;
 348         mono_bblock_add_inst (s->cbb, tree);
 349 }
 350
 351 stmt: CEE_BLE_UN (fpcflags) {
 352         tree->opcode = OP_FBLE_UN;
 353         mono_bblock_add_inst (s->cbb, tree);
 354 }
 355
 356 stmt: CEE_POP (freg) "0" {
 357         /* nothing to do */
 358 }
 359
 360 freg: OP_LCONV_TO_R8 (lreg) {
 361         /* nothing to do - emulated */
 362 }
 363
 364 freg: OP_LCONV_TO_R4 (lreg) {
 365         /* nothing to do - emulated */
 366 }
 367
 368 freg: OP_LCONV_TO_R_UN (lreg) {
 369         /* nothing to do - emulated */
 370 }
 371
 372 freg: OP_FREM (freg, freg) {
 373         /* nothing to do - emulated */
 374 }
 375
 376 reg: OP_CEQ (OP_COMPARE (freg, freg)) {
 377         MONO_EMIT_BIALU (s, tree, OP_FCEQ, state->reg1, state->left->left->reg1,
 378                          state->left->right->reg1);
 379 }
 380
 381 reg: OP_CLT (OP_COMPARE (freg, freg)) {
 382         MONO_EMIT_BIALU (s, tree, OP_FCLT, state->reg1, state->left->left->reg1,
 383                          state->left->right->reg1);
 384 }
 385
 386 reg: OP_CLT_UN (OP_COMPARE (freg, freg)) {
 387         MONO_EMIT_BIALU (s, tree, OP_FCLT_UN, state->reg1, state->left->left->reg1,
 388                          state->left->right->reg1);
 389 }
 390
 391 reg: OP_CGT (OP_COMPARE (freg, freg)) {
 392         MONO_EMIT_BIALU (s, tree, OP_FCGT, state->reg1, state->left->left->reg1,
 393                          state->left->right->reg1);
 394 }
 395
 396 reg: OP_CGT_UN (OP_COMPARE (freg, freg)) {
 397         MONO_EMIT_BIALU (s, tree, OP_FCGT_UN, state->reg1, state->left->left->reg1,
 398                          state->left->right->reg1);
 399 }
 400
 401 reg: CEE_ADD_OVF (reg, reg) "0" {
 402         MONO_EMIT_BIALU (s, tree, tree->opcode, state->reg1, state->left->reg1, state->right->reg1);
 403 }
 404
 405 reg: CEE_ADD_OVF_UN (reg, reg) "0" {
 406         MONO_EMIT_BIALU (s, tree, tree->opcode, state->reg1, state->left->reg1, state->right->reg1);
 407 }
 408
 409 reg: CEE_SUB_OVF (reg, reg) "0" {
 410         MONO_EMIT_BIALU (s, tree, tree->opcode, state->reg1, state->left->reg1, state->right->reg1);
 411 }
 412
 413 reg: CEE_SUB_OVF_UN (reg, reg) "0" {
 414         MONO_EMIT_BIALU (s, tree, tree->opcode, state->reg1, state->left->reg1, state->right->reg1);
 415 }
 416 %%