mono/mini/ir-emit.h

   1 /*
   2  * ir-emit.h: IR Creation/Emission Macros
   3  *
   4  * Author:
   5  *   Zoltan Varga (vargaz@gmail.com)
   6  *
   7  * (C) 2002 Ximian, Inc.
   8  */
   9
  10 #ifndef __MONO_IR_EMIT_H__
  11 #define __MONO_IR_EMIT_H__
  12
  13 #include "mini.h"
  14
  15 G_BEGIN_DECLS
  16
  17 static inline guint32
  18 alloc_ireg (MonoCompile *cfg)
  19 {
  20         return cfg->next_vreg ++;
  21 }
  22
  23 static inline guint32
  24 alloc_preg (MonoCompile *cfg)
  25 {
  26         return alloc_ireg (cfg);
  27 }
  28
  29 static inline guint32
  30 alloc_lreg (MonoCompile *cfg)
  31 {
  32 #if SIZEOF_REGISTER == 8
  33         return cfg->next_vreg ++;
  34 #else
  35         /* Use a pair of consecutive vregs */
  36         guint32 res = cfg->next_vreg;
  37
  38         cfg->next_vreg += 3;
  39
  40         return res;
  41 #endif
  42 }
  43
  44 static inline guint32
  45 alloc_freg (MonoCompile *cfg)
  46 {
  47 #ifdef MONO_ARCH_SOFT_FLOAT
  48         /* Allocate an lvreg so float ops can be decomposed into long ops */
  49         return alloc_lreg (cfg);
  50 #else
  51         /* Allocate these from the same pool as the int regs */
  52         return cfg->next_vreg ++;
  53 #endif
  54 }
  55
  56 static inline guint32
  57 alloc_dreg (MonoCompile *cfg, MonoStackType stack_type)
  58 {
  59         switch (stack_type) {
  60         case STACK_I4:
  61         case STACK_PTR:
  62         case STACK_MP:
  63         case STACK_OBJ:
  64                 return alloc_ireg (cfg);
  65         case STACK_R8:
  66                 return alloc_freg (cfg);
  67         case STACK_I8:
  68                 return alloc_lreg (cfg);
  69         case STACK_VTYPE:
  70                 return alloc_ireg (cfg);
  71         default:
  72                 g_warning ("Unknown stack type %x\n", stack_type);
  73                 g_assert_not_reached ();
  74                 return -1;
  75         }
  76 }
  77
  78 #undef MONO_INST_NEW
  79 /*
  80  * FIXME: zeroing out some fields is not needed with the new IR, but the old
  81  * JIT code still uses the left and right fields, so it has to stay.
  82  */
  83 #define MONO_INST_NEW(cfg,dest,op) do { \
  84                 (dest) = mono_mempool_alloc ((cfg)->mempool, sizeof (MonoInst));        \
  85                 (dest)->inst_c0 = (dest)->inst_c1 = 0; \
  86                 (dest)->next = (dest)->prev = NULL;    \
  87                 (dest)->opcode = (op);  \
  88         (dest)->flags = 0; \
  89         (dest)->type = 0; \
  90         (dest)->dreg = -1;  \
  91         MONO_INST_NULLIFY_SREGS ((dest));                   \
  92         (dest)->cil_code = (cfg)->ip;  \
  93         } while (0)
  94
  95 /*
  96  * Variants which take a dest argument and don't do an emit
  97  */
  98 #define NEW_ICONST(cfg,dest,val) do {   \
  99         MONO_INST_NEW ((cfg), (dest), OP_ICONST); \
 100                 (dest)->inst_c0 = (val);        \
 101                 (dest)->type = STACK_I4;        \
 102                 (dest)->dreg = alloc_dreg ((cfg), STACK_I4);    \
 103         } while (0)
 104
 105 /*
 106  * Avoid using this with a non-NULL val if possible as it is not AOT
 107  * compatible. Use one of the NEW_xxxCONST variants instead.
 108  */
 109 #define NEW_PCONST(cfg,dest,val) do {   \
 110         MONO_INST_NEW ((cfg), (dest), OP_PCONST); \
 111                 (dest)->inst_p0 = (val);        \
 112                 (dest)->type = STACK_PTR;       \
 113                 (dest)->dreg = alloc_dreg ((cfg), STACK_PTR);   \
 114         } while (0)
 115
 116 #define NEW_I8CONST(cfg,dest,val) do {  \
 117         MONO_INST_NEW ((cfg), (dest), OP_I8CONST); \
 118         (dest)->dreg = alloc_lreg ((cfg)); \
 119         (dest)->type = STACK_I8; \
 120         (dest)->inst_l = (val); \
 121         } while (0)
 122
 123 #define NEW_STORE_MEMBASE(cfg,dest,op,base,offset,sr) do { \
 124         MONO_INST_NEW ((cfg), (dest), (op)); \
 125         (dest)->sreg1 = sr; \
 126         (dest)->inst_destbasereg = base; \
 127         (dest)->inst_offset = offset; \
 128         } while (0)
 129
 130 #define NEW_LOAD_MEMBASE(cfg,dest,op,dr,base,offset) do { \
 131         MONO_INST_NEW ((cfg), (dest), (op)); \
 132         (dest)->dreg = (dr); \
 133         (dest)->inst_basereg = (base); \
 134         (dest)->inst_offset = (offset); \
 135         (dest)->type = STACK_I4; \
 136         } while (0)
 137
 138 #define NEW_LOAD_MEM(cfg,dest,op,dr,mem) do { \
 139         MONO_INST_NEW ((cfg), (dest), (op)); \
 140         (dest)->dreg = (dr); \
 141         (dest)->inst_p0 = (gpointer)(gssize)(mem); \
 142         (dest)->type = STACK_I4; \
 143         } while (0)
 144
 145 #define NEW_UNALU(cfg,dest,op,dr,sr1) do { \
 146         MONO_INST_NEW ((cfg), (dest), (op)); \
 147         (dest)->dreg = dr; \
 148         (dest)->sreg1 = sr1; \
 149     } while (0)
 150
 151 #define NEW_BIALU(cfg,dest,op,dr,sr1,sr2) do { \
 152         MONO_INST_NEW ((cfg), (dest), (op)); \
 153         (dest)->dreg = (dr); \
 154         (dest)->sreg1 = (sr1); \
 155         (dest)->sreg2 = (sr2); \
 156         } while (0)
 157
 158 #define NEW_BIALU_IMM(cfg,dest,op,dr,sr,imm) do { \
 159         MONO_INST_NEW ((cfg), (dest), (op)); \
 160         (dest)->dreg = dr; \
 161         (dest)->sreg1 = sr; \
 162         (dest)->inst_imm = (imm); \
 163         } while (0)
 164
 165 #ifdef MONO_ARCH_NEED_GOT_VAR
 166
 167 #define NEW_PATCH_INFO(cfg,dest,el1,el2) do {   \
 168         MONO_INST_NEW ((cfg), (dest), OP_PATCH_INFO); \
 169                 (dest)->inst_left = (gpointer)(el1);    \
 170                 (dest)->inst_right = (gpointer)(el2);   \
 171         } while (0)
 172
 173 /* FIXME: Add the PUSH_GOT_ENTRY optimizations */
 174 #define NEW_AOTCONST(cfg,dest,patch_type,cons) do {                     \
 175         MONO_INST_NEW ((cfg), (dest), cfg->compile_aot ? OP_GOT_ENTRY : OP_PCONST); \
 176                 if (cfg->compile_aot) {                                 \
 177                         MonoInst *group, *got_loc;              \
 178                         got_loc = mono_get_got_var (cfg);               \
 179                         NEW_PATCH_INFO ((cfg), group, cons, patch_type); \
 180                         (dest)->inst_basereg = got_loc->dreg;                   \
 181                         (dest)->inst_p1 = group;                        \
 182                 } else {                                                \
 183                         (dest)->inst_p0 = (cons);                       \
 184                         (dest)->inst_i1 = (gpointer)(patch_type);       \
 185                 }                                                       \
 186                 (dest)->type = STACK_PTR;                               \
 187                 (dest)->dreg = alloc_dreg ((cfg), STACK_PTR);   \
 188         } while (0)
 189
 190 #define NEW_AOTCONST_TOKEN(cfg,dest,patch_type,image,token,generic_context,stack_type,stack_class) do { \
 191                 MonoInst *group, *got_loc;                      \
 192         MONO_INST_NEW ((cfg), (dest), OP_GOT_ENTRY); \
 193                 got_loc = mono_get_got_var (cfg);                       \
 194                 NEW_PATCH_INFO ((cfg), group, NULL, patch_type);        \
 195                 group->inst_p0 = mono_jump_info_token_new2 ((cfg)->mempool, (image), (token), (generic_context)); \
 196                 (dest)->inst_basereg = got_loc->dreg;                           \
 197                 (dest)->inst_p1 = group;                                \
 198                 (dest)->type = (stack_type);                            \
 199         (dest)->klass = (stack_class);          \
 200                 (dest)->dreg = alloc_dreg ((cfg), (stack_type));        \
 201         } while (0)
 202
 203 #else
 204
 205 #define NEW_AOTCONST(cfg,dest,patch_type,cons) do {    \
 206         MONO_INST_NEW ((cfg), (dest), cfg->compile_aot ? OP_AOTCONST : OP_PCONST); \
 207                 (dest)->inst_p0 = (cons);       \
 208                 (dest)->inst_i1 = (gpointer)(patch_type); \
 209                 (dest)->type = STACK_PTR;       \
 210                 (dest)->dreg = alloc_dreg ((cfg), STACK_PTR);   \
 211     } while (0)
 212
 213 #define NEW_AOTCONST_TOKEN(cfg,dest,patch_type,image,token,generic_context,stack_type,stack_class) do { \
 214         MONO_INST_NEW ((cfg), (dest), OP_AOTCONST); \
 215                 (dest)->inst_p0 = mono_jump_info_token_new2 ((cfg)->mempool, (image), (token), (generic_context)); \
 216                 (dest)->inst_p1 = (gpointer)(patch_type); \
 217                 (dest)->type = (stack_type);    \
 218         (dest)->klass = (stack_class);          \
 219                 (dest)->dreg = alloc_dreg ((cfg), (stack_type));        \
 220     } while (0)
 221
 222 #endif
 223
 224 #define NEW_CLASSCONST(cfg,dest,val) NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_CLASS, (val))
 225
 226 #define NEW_IMAGECONST(cfg,dest,val) NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_IMAGE, (val))
 227
 228 #define NEW_FIELDCONST(cfg,dest,val) NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_FIELD, (val))
 229
 230 #define NEW_METHODCONST(cfg,dest,val) NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_METHODCONST, (val))
 231
 232 #define NEW_VTABLECONST(cfg,dest,vtable) NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_VTABLE, cfg->compile_aot ? (gpointer)((vtable)->klass) : (vtable))
 233
 234 #define NEW_SFLDACONST(cfg,dest,val) NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_SFLDA, (val))
 235
 236 #define NEW_LDSTRCONST(cfg,dest,image,token) NEW_AOTCONST_TOKEN ((cfg), (dest), MONO_PATCH_INFO_LDSTR, (image), (token), NULL, STACK_OBJ, mono_defaults.string_class)
 237
 238 #define NEW_TYPE_FROM_HANDLE_CONST(cfg,dest,image,token,generic_context) NEW_AOTCONST_TOKEN ((cfg), (dest), MONO_PATCH_INFO_TYPE_FROM_HANDLE, (image), (token), (generic_context), STACK_OBJ, mono_defaults.monotype_class)
 239
 240 #define NEW_LDTOKENCONST(cfg,dest,image,token) NEW_AOTCONST_TOKEN ((cfg), (dest), MONO_PATCH_INFO_LDTOKEN, (image), (token), NULL, STACK_PTR, NULL)
 241
 242 #define NEW_DECLSECCONST(cfg,dest,image,entry) do { \
 243                 if (cfg->compile_aot) { \
 244                         NEW_AOTCONST_TOKEN (cfg, dest, MONO_PATCH_INFO_DECLSEC, image, (entry).index, NULL, STACK_OBJ, NULL); \
 245                 } else { \
 246                         NEW_PCONST (cfg, args [0], (entry).blob); \
 247                 } \
 248         } while (0)
 249
 250 #define NEW_METHOD_RGCTX_CONST(cfg,dest,method) do { \
 251                 if (cfg->compile_aot) {                                                                                 \
 252                         NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_METHOD_RGCTX, (method)); \
 253                 } else {                                                                                                                \
 254                         MonoMethodRuntimeGenericContext *mrgctx;                                        \
 255                         mrgctx = mono_method_lookup_rgctx (mono_class_vtable ((cfg)->domain, (method)->klass), mini_method_get_context ((method))->method_inst); \
 256                         NEW_PCONST ((cfg), (dest), (mrgctx));                                           \
 257                 }                                                                                                                               \
 258         } while (0)
 259
 260 #define NEW_DOMAINCONST(cfg,dest) do { \
 261                 if ((cfg->opt & MONO_OPT_SHARED) || cfg->compile_aot) {                          \
 262                         /* avoid depending on undefined C behavior in sequence points */ \
 263                         MonoInst* __domain_var = mono_get_domainvar (cfg); \
 264                         NEW_TEMPLOAD (cfg, dest, __domain_var->inst_c0); \
 265                 } else { \
 266                         NEW_PCONST (cfg, dest, (cfg)->domain); \
 267                 } \
 268         } while (0)
 269
 270 #define GET_VARINFO_INST(cfg,num) ((cfg)->varinfo [(num)]->inst)
 271
 272 #define NEW_VARLOAD(cfg,dest,var,vartype) do { \
 273         MONO_INST_NEW ((cfg), (dest), OP_MOVE); \
 274                 (dest)->opcode = mono_type_to_regmove ((cfg), (vartype));  \
 275                 type_to_eval_stack_type ((cfg), (vartype), (dest));     \
 276                 (dest)->klass = var->klass;     \
 277                 (dest)->sreg1 = var->dreg;   \
 278         (dest)->dreg = alloc_dreg ((cfg), (dest)->type); \
 279         if ((dest)->opcode == OP_VMOVE) (dest)->klass = mono_class_from_mono_type ((vartype)); \
 280         } while (0)
 281
 282 #ifdef MONO_ARCH_SOFT_FLOAT
 283 #define DECOMPOSE_INTO_REGPAIR(stack_type) ((stack_type) == STACK_I8 || (stack_type) == STACK_R8)
 284 #else
 285 #define DECOMPOSE_INTO_REGPAIR(stack_type) ((stack_type) == STACK_I8)
 286 #endif
 287
 288 #define NEW_VARLOADA(cfg,dest,var,vartype) do { \
 289         MONO_INST_NEW ((cfg), (dest), OP_LDADDR); \
 290                 (dest)->inst_p0 = (var); \
 291                 (var)->flags |= MONO_INST_INDIRECT;     \
 292                 (dest)->type = STACK_MP;        \
 293                 (dest)->klass = (var)->klass;   \
 294         (dest)->dreg = alloc_dreg ((cfg), STACK_MP); \
 295                 if (SIZEOF_REGISTER == 4 && DECOMPOSE_INTO_REGPAIR ((var)->type)) { MonoInst *var1 = get_vreg_to_inst (cfg, (var)->dreg + 1); MonoInst *var2 = get_vreg_to_inst (cfg, (var)->dreg + 2); g_assert (var1); g_assert (var2); var1->flags |= MONO_INST_INDIRECT; var2->flags |= MONO_INST_INDIRECT; } \
 296         } while (0)
 297
 298 #define NEW_VARSTORE(cfg,dest,var,vartype,inst) do {    \
 299         MONO_INST_NEW ((cfg), (dest), OP_MOVE); \
 300                 (dest)->opcode = mono_type_to_regmove ((cfg), (vartype));    \
 301                 (dest)->klass = (var)->klass;   \
 302         (dest)->sreg1 = (inst)->dreg; \
 303                 (dest)->dreg = (var)->dreg;   \
 304         if ((dest)->opcode == OP_VMOVE) (dest)->klass = mono_class_from_mono_type ((vartype)); \
 305         } while (0)
 306
 307 #define NEW_TEMPLOAD(cfg,dest,num) NEW_VARLOAD ((cfg), (dest), (cfg)->varinfo [(num)], (cfg)->varinfo [(num)]->inst_vtype)
 308
 309 #define NEW_TEMPLOADA(cfg,dest,num) NEW_VARLOADA ((cfg), (dest), cfg->varinfo [(num)], cfg->varinfo [(num)]->inst_vtype)
 310
 311 #define NEW_TEMPSTORE(cfg,dest,num,inst) NEW_VARSTORE ((cfg), (dest), (cfg)->varinfo [(num)], (cfg)->varinfo [(num)]->inst_vtype, (inst))
 312
 313 #define NEW_ARGLOAD(cfg,dest,num) NEW_VARLOAD ((cfg), (dest), cfg->args [(num)], cfg->arg_types [(num)])
 314
 315 #define NEW_LOCLOAD(cfg,dest,num) NEW_VARLOAD ((cfg), (dest), cfg->locals [(num)], header->locals [(num)])
 316
 317 #define NEW_LOCSTORE(cfg,dest,num,inst) NEW_VARSTORE ((cfg), (dest), (cfg)->locals [(num)], (cfg)->locals [(num)]->inst_vtype, (inst))
 318
 319 #define NEW_ARGSTORE(cfg,dest,num,inst) NEW_VARSTORE ((cfg), (dest), cfg->args [(num)], cfg->arg_types [(num)], (inst))
 320
 321 #define NEW_LOCLOADA(cfg,dest,num) NEW_VARLOADA ((cfg), (dest), (cfg)->locals [(num)], (cfg)->locals [(num)]->inst_vtype)
 322
 323 #define NEW_RETLOADA(cfg,dest) do {     \
 324         MONO_INST_NEW ((cfg), (dest), OP_MOVE); \
 325         (dest)->type = STACK_MP; \
 326             (dest)->klass = cfg->ret->klass;    \
 327             (dest)->sreg1 = cfg->vret_addr->dreg;   \
 328         (dest)->dreg = alloc_dreg ((cfg), (dest)->type); \
 329         } while (0)
 330
 331 #define NEW_ARGLOADA(cfg,dest,num) NEW_VARLOADA ((cfg), (dest), arg_array [(num)], param_types [(num)])
 332
 333 /* Promote the vreg to a variable so its address can be taken */
 334 #define NEW_VARLOADA_VREG(cfg,dest,vreg,ltype) do { \
 335         MonoInst *var = get_vreg_to_inst ((cfg), (vreg)); \
 336         if (!var) \
 337                     var = mono_compile_create_var_for_vreg ((cfg), (ltype), OP_LOCAL, (vreg)); \
 338         NEW_VARLOADA ((cfg), (dest), (var), (ltype)); \
 339     } while (0)
 340
 341 #define NEW_DUMMY_USE(cfg,dest,var) do { \
 342         MONO_INST_NEW ((cfg), (dest), OP_DUMMY_USE); \
 343                 (dest)->sreg1 = var->dreg; \
 344     } while (0)
 345
 346 /* Variants which take a type argument and handle vtypes as well */
 347 #define NEW_LOAD_MEMBASE_TYPE(cfg,dest,ltype,base,offset) do { \
 348             NEW_LOAD_MEMBASE ((cfg), (dest), mono_type_to_load_membase ((cfg), (ltype)), 0, (base), (offset)); \
 349             type_to_eval_stack_type ((cfg), (ltype), (dest)); \
 350             (dest)->dreg = alloc_dreg ((cfg), (dest)->type); \
 351     } while (0)
 352
 353 #define NEW_STORE_MEMBASE_TYPE(cfg,dest,ltype,base,offset,sr) do { \
 354         MONO_INST_NEW ((cfg), (dest), mono_type_to_store_membase ((cfg), (ltype))); \
 355         (dest)->sreg1 = sr; \
 356         (dest)->inst_destbasereg = base; \
 357         (dest)->inst_offset = offset; \
 358             type_to_eval_stack_type ((cfg), (ltype), (dest)); \
 359         (dest)->klass = mono_class_from_mono_type (ltype); \
 360         } while (0)
 361
 362 #define NEW_SEQ_POINT(cfg,dest,il_offset,ss_loc) do {    \
 363         MONO_INST_NEW ((cfg), (dest), OP_SEQ_POINT); \
 364         (dest)->inst_imm = (il_offset); \
 365         (dest)->flags = ss_loc ? MONO_INST_SINGLE_STEP_LOC : 0; \
 366         } while (0)
 367
 368 /*
 369  * Variants which do an emit as well.
 370  */
 371 #define EMIT_NEW_ICONST(cfg,dest,val) do { NEW_ICONST ((cfg), (dest), (val)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 372
 373 #define EMIT_NEW_PCONST(cfg,dest,val) do { NEW_PCONST ((cfg), (dest), (val)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 374
 375 #define EMIT_NEW_I8CONST(cfg,dest,val) do { NEW_I8CONST ((cfg), (dest), (val)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 376
 377 #define EMIT_NEW_AOTCONST(cfg,dest,patch_type,cons) do { NEW_AOTCONST ((cfg), (dest), (patch_type), (cons)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 378
 379 #define EMIT_NEW_AOTCONST_TOKEN(cfg,dest,patch_type,image,token,stack_type,stack_class) do { NEW_AOTCONST_TOKEN ((cfg), (dest), (patch_type), (image), (token), NULL, (stack_type), (stack_class)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 380
 381 #define EMIT_NEW_CLASSCONST(cfg,dest,val) do { NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_CLASS, (val)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 382
 383 #define EMIT_NEW_IMAGECONST(cfg,dest,val) do { NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_IMAGE, (val)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 384
 385 #define EMIT_NEW_FIELDCONST(cfg,dest,val) do { NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_FIELD, (val)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 386
 387 #define EMIT_NEW_METHODCONST(cfg,dest,val) do { NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_METHODCONST, (val)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 388
 389 #define EMIT_NEW_VTABLECONST(cfg,dest,vtable) do { NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_VTABLE, cfg->compile_aot ? (gpointer)((vtable)->klass) : (vtable)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 390
 391 #define EMIT_NEW_SFLDACONST(cfg,dest,val) do { NEW_AOTCONST ((cfg), (dest), MONO_PATCH_INFO_SFLDA, (val)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 392
 393 #define EMIT_NEW_LDSTRCONST(cfg,dest,image,token) do { NEW_AOTCONST_TOKEN ((cfg), (dest), MONO_PATCH_INFO_LDSTR, (image), (token), NULL, STACK_OBJ, mono_defaults.string_class); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 394
 395 #define EMIT_NEW_TYPE_FROM_HANDLE_CONST(cfg,dest,image,token,generic_context) do { NEW_AOTCONST_TOKEN ((cfg), (dest), MONO_PATCH_INFO_TYPE_FROM_HANDLE, (image), (token), (generic_context), STACK_OBJ, mono_defaults.monotype_class); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 396
 397 #define EMIT_NEW_LDTOKENCONST(cfg,dest,image,token) do { NEW_AOTCONST_TOKEN ((cfg), (dest), MONO_PATCH_INFO_LDTOKEN, (image), (token), NULL, STACK_PTR, NULL); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 398
 399 #define EMIT_NEW_DOMAINCONST(cfg,dest) do { NEW_DOMAINCONST ((cfg), (dest)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 400
 401 #define EMIT_NEW_DECLSECCONST(cfg,dest,image,entry) do { NEW_DECLSECCONST ((cfg), (dest), (image), (entry)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 402
 403 #define EMIT_NEW_METHOD_RGCTX_CONST(cfg,dest,method) do { NEW_METHOD_RGCTX_CONST ((cfg), (dest), (method)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 404
 405 #define EMIT_NEW_VARLOAD(cfg,dest,var,vartype) do { NEW_VARLOAD ((cfg), (dest), (var), (vartype)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 406
 407 #define EMIT_NEW_VARSTORE(cfg,dest,var,vartype,inst) do { NEW_VARSTORE ((cfg), (dest), (var), (vartype), (inst)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 408
 409 #define EMIT_NEW_VARLOADA(cfg,dest,var,vartype) do { NEW_VARLOADA ((cfg), (dest), (var), (vartype)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 410
 411
 412 #ifdef MONO_ARCH_SOFT_FLOAT
 413
 414 /*
 415  * Since the IL stack (and our vregs) contain double values, we have to do a conversion
 416  * when loading/storing args/locals of type R4.
 417  */
 418
 419 #define EMIT_NEW_VARLOAD_SFLOAT(cfg,dest,var,vartype) do { \
 420                 if (COMPILE_SOFT_FLOAT ((cfg)) && !(vartype)->byref && (vartype)->type == MONO_TYPE_R4) { \
 421              MonoInst *iargs [1]; \
 422              EMIT_NEW_VARLOADA (cfg, iargs [0], (var), (vartype)); \
 423              (dest) = mono_emit_jit_icall (cfg, mono_fload_r4, iargs); \
 424         } else { \
 425              EMIT_NEW_VARLOAD ((cfg), (dest), (var), (vartype)); \
 426         } \
 427     } while (0)
 428
 429 #define EMIT_NEW_VARSTORE_SFLOAT(cfg,dest,var,vartype,inst) do {        \
 430                 if (COMPILE_SOFT_FLOAT ((cfg)) && !(vartype)->byref && (vartype)->type == MONO_TYPE_R4) { \
 431              MonoInst *iargs [2]; \
 432              iargs [0] = (inst); \
 433              EMIT_NEW_VARLOADA (cfg, iargs [1], (var), (vartype)); \
 434              mono_emit_jit_icall (cfg, mono_fstore_r4, iargs); \
 435         } else { \
 436              EMIT_NEW_VARSTORE ((cfg), (dest), (var), (vartype), (inst)); \
 437         } \
 438     } while (0)
 439
 440 #define EMIT_NEW_ARGLOAD(cfg,dest,num) EMIT_NEW_VARLOAD_SFLOAT ((cfg), (dest), cfg->args [(num)], cfg->arg_types [(num)])
 441
 442 #define EMIT_NEW_LOCLOAD(cfg,dest,num) EMIT_NEW_VARLOAD_SFLOAT ((cfg), (dest), cfg->locals [(num)], header->locals [(num)])
 443
 444 #define EMIT_NEW_LOCSTORE(cfg,dest,num,inst) EMIT_NEW_VARSTORE_SFLOAT ((cfg), (dest), (cfg)->locals [(num)], (cfg)->locals [(num)]->inst_vtype, (inst))
 445
 446 #define EMIT_NEW_ARGSTORE(cfg,dest,num,inst) EMIT_NEW_VARSTORE_SFLOAT ((cfg), (dest), cfg->args [(num)], cfg->arg_types [(num)], (inst))
 447
 448 #else
 449
 450 #define EMIT_NEW_ARGLOAD(cfg,dest,num) do { NEW_ARGLOAD ((cfg), (dest), (num)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 451
 452 #define EMIT_NEW_LOCLOAD(cfg,dest,num) do { NEW_LOCLOAD ((cfg), (dest), (num)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 453
 454 #define EMIT_NEW_LOCSTORE(cfg,dest,num,inst) do { NEW_LOCSTORE ((cfg), (dest), (num), (inst)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 455
 456 #define EMIT_NEW_ARGSTORE(cfg,dest,num,inst) do { NEW_ARGSTORE ((cfg), (dest), (num), (inst)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 457
 458 #endif
 459
 460 #define EMIT_NEW_TEMPLOAD(cfg,dest,num) do { NEW_TEMPLOAD ((cfg), (dest), (num)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 461
 462 #define EMIT_NEW_TEMPLOADA(cfg,dest,num) do { NEW_TEMPLOADA ((cfg), (dest), (num)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 463
 464 #define EMIT_NEW_LOCLOADA(cfg,dest,num) do { NEW_LOCLOADA ((cfg), (dest), (num)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 465
 466 #define EMIT_NEW_ARGLOADA(cfg,dest,num) do { NEW_ARGLOADA ((cfg), (dest), (num)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 467
 468 #define EMIT_NEW_RETLOADA(cfg,dest) do { NEW_RETLOADA ((cfg), (dest)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 469
 470 #define EMIT_NEW_TEMPSTORE(cfg,dest,num,inst) do { NEW_TEMPSTORE ((cfg), (dest), (num), (inst)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 471
 472 #define EMIT_NEW_VARLOADA_VREG(cfg,dest,vreg,ltype) do { NEW_VARLOADA_VREG ((cfg), (dest), (vreg), (ltype)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 473
 474 #define EMIT_NEW_DUMMY_USE(cfg,dest,var) do { NEW_DUMMY_USE ((cfg), (dest), (var)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 475
 476 #define EMIT_NEW_UNALU(cfg,dest,op,dr,sr1) do { NEW_UNALU ((cfg), (dest), (op), (dr), (sr1)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 477
 478 #define EMIT_NEW_BIALU(cfg,dest,op,dr,sr1,sr2) do { NEW_BIALU ((cfg), (dest), (op), (dr), (sr1), (sr2)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 479
 480 #define EMIT_NEW_BIALU_IMM(cfg,dest,op,dr,sr,imm) do { NEW_BIALU_IMM ((cfg), (dest), (op), (dr), (sr), (imm)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 481
 482 #define EMIT_NEW_LOAD_MEMBASE(cfg,dest,op,dr,base,offset) do { NEW_LOAD_MEMBASE ((cfg), (dest), (op), (dr), (base), (offset)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 483
 484 #define EMIT_NEW_STORE_MEMBASE(cfg,dest,op,base,offset,sr) do { NEW_STORE_MEMBASE ((cfg), (dest), (op), (base), (offset), (sr)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 485
 486 #define EMIT_NEW_LOAD_MEMBASE_TYPE(cfg,dest,ltype,base,offset) do { NEW_LOAD_MEMBASE_TYPE ((cfg), (dest), (ltype), (base), (offset)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 487
 488 #define EMIT_NEW_STORE_MEMBASE_TYPE(cfg,dest,ltype,base,offset,sr) do { NEW_STORE_MEMBASE_TYPE ((cfg), (dest), (ltype), (base), (offset), (sr)); MONO_ADD_INS ((cfg)->cbb, (dest)); } while (0)
 489
 490 /*
 491  * Variants which do not take an dest argument, but take a dreg argument.
 492  */
 493 #define MONO_EMIT_NEW_ICONST(cfg,dr,imm) do { \
 494         MonoInst *inst; \
 495         MONO_INST_NEW ((cfg), (inst), OP_ICONST); \
 496         inst->dreg = dr; \
 497         inst->inst_c0 = imm; \
 498             MONO_ADD_INS ((cfg)->cbb, inst); \
 499         } while (0)
 500
 501 #define MONO_EMIT_NEW_PCONST(cfg,dr,val) do {   \
 502         MonoInst *inst; \
 503         MONO_INST_NEW ((cfg), (inst), OP_PCONST); \
 504         inst->dreg = dr; \
 505                 (inst)->inst_p0 = (val);        \
 506                 (inst)->type = STACK_PTR;       \
 507             MONO_ADD_INS ((cfg)->cbb, inst); \
 508         } while (0)
 509
 510 #define MONO_EMIT_NEW_I8CONST(cfg,dr,imm) do { \
 511         MonoInst *inst; \
 512         MONO_INST_NEW ((cfg), (inst), OP_I8CONST); \
 513         inst->dreg = dr; \
 514         inst->inst_l = imm; \
 515             MONO_ADD_INS ((cfg)->cbb, inst); \
 516         } while (0)
 517
 518 #ifdef MONO_ARCH_NEED_GOT_VAR
 519
 520 #define MONO_EMIT_NEW_AOTCONST(cfg,dr,cons,patch_type) do { \
 521         MonoInst *inst; \
 522         NEW_AOTCONST ((cfg), (inst), (patch_type), (cons)); \
 523         inst->dreg = (dr); \
 524         MONO_ADD_INS ((cfg)->cbb, inst); \
 525     } while (0)
 526
 527 #else
 528
 529 #define MONO_EMIT_NEW_AOTCONST(cfg,dr,imm,type) do { \
 530         MonoInst *inst; \
 531         MONO_INST_NEW ((cfg), (inst), OP_AOTCONST); \
 532         inst->dreg = dr; \
 533         inst->inst_p0 = imm; \
 534         inst->inst_c1 = type; \
 535                 MONO_ADD_INS ((cfg)->cbb, inst); \
 536         } while (0)
 537
 538 #endif
 539
 540 #define MONO_EMIT_NEW_CLASSCONST(cfg,dr,imm) MONO_EMIT_NEW_AOTCONST(cfg,dr,imm,MONO_PATCH_INFO_CLASS)
 541 #define MONO_EMIT_NEW_VTABLECONST(cfg,dest,vtable) MONO_EMIT_NEW_AOTCONST ((cfg), (dest), (cfg)->compile_aot ? (gpointer)((vtable)->klass) : (vtable), MONO_PATCH_INFO_VTABLE)
 542
 543 #define MONO_EMIT_NEW_VZERO(cfg,dr,kl) do {     \
 544         MonoInst *inst; \
 545         MONO_INST_NEW ((cfg), (inst), MONO_CLASS_IS_SIMD (cfg, kl) ? OP_XZERO : OP_VZERO); \
 546         inst->dreg = dr; \
 547                 (inst)->type = STACK_VTYPE;     \
 548         (inst)->klass = (kl); \
 549             MONO_ADD_INS ((cfg)->cbb, inst); \
 550         } while (0)
 551
 552 #define MONO_EMIT_NEW_UNALU(cfg,op,dr,sr1) do { \
 553         MonoInst *inst; \
 554         EMIT_NEW_UNALU ((cfg), (inst), (op), (dr), (sr1)); \
 555         } while (0)
 556
 557 #define MONO_EMIT_NEW_BIALU(cfg,op,dr,sr1,sr2) do { \
 558         MonoInst *inst; \
 559         MONO_INST_NEW ((cfg), (inst), (op)); \
 560         inst->dreg = dr; \
 561         inst->sreg1 = sr1; \
 562         inst->sreg2 = sr2; \
 563             MONO_ADD_INS (cfg->cbb, inst); \
 564         } while (0)
 565
 566 #define MONO_EMIT_NEW_BIALU_IMM(cfg,op,dr,sr,imm) do { \
 567         MonoInst *inst; \
 568         MONO_INST_NEW ((cfg), (inst), (op)); \
 569         inst->dreg = dr; \
 570         inst->sreg1 = sr; \
 571         inst->inst_imm = (mgreg_t)(imm);                \
 572             MONO_ADD_INS (cfg->cbb, inst); \
 573         } while (0)
 574
 575 #define MONO_EMIT_NEW_COMPARE_IMM(cfg,sr1,imm) do { \
 576         MonoInst *inst; \
 577         MONO_INST_NEW ((cfg), (inst), (OP_COMPARE_IMM)); \
 578         inst->sreg1 = sr1; \
 579         inst->inst_imm = (imm);                  \
 580             MONO_ADD_INS ((cfg)->cbb, inst); \
 581         } while (0)
 582
 583 #define MONO_EMIT_NEW_ICOMPARE_IMM(cfg,sr1,imm) do { \
 584         MonoInst *inst; \
 585         MONO_INST_NEW ((cfg), (inst), sizeof (mgreg_t) == 8 ? OP_ICOMPARE_IMM : OP_COMPARE_IMM); \
 586         inst->sreg1 = sr1; \
 587         inst->inst_imm = (imm);                  \
 588             MONO_ADD_INS ((cfg)->cbb, inst); \
 589         } while (0)
 590
 591 #define MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg,op,dr,base,offset) do { \
 592         MonoInst *inst; \
 593         MONO_INST_NEW ((cfg), (inst), (op)); \
 594         inst->dreg = dr; \
 595         inst->inst_basereg = base; \
 596         inst->inst_offset = offset; \
 597             MONO_ADD_INS (cfg->cbb, inst); \
 598     } while (0)
 599
 600 #define MONO_EMIT_NEW_LOAD_MEMBASE(cfg,dr,base,offset) MONO_EMIT_NEW_LOAD_MEMBASE_OP ((cfg), (OP_LOAD_MEMBASE), (dr), (base), (offset))
 601
 602 #define MONO_EMIT_NEW_STORE_MEMBASE(cfg,op,base,offset,sr) do { \
 603         MonoInst *inst; \
 604         MONO_INST_NEW ((cfg), (inst), (op)); \
 605         (inst)->sreg1 = sr; \
 606         (inst)->inst_destbasereg = base; \
 607         (inst)->inst_offset = offset; \
 608             MONO_ADD_INS (cfg->cbb, inst); \
 609         } while (0)
 610
 611 #define MONO_EMIT_NEW_STORE_MEMBASE_IMM(cfg,op,base,offset,imm) do { \
 612         MonoInst *inst; \
 613         MONO_INST_NEW ((cfg), (inst), (op)); \
 614         inst->inst_destbasereg = base; \
 615         inst->inst_offset = offset; \
 616         inst->inst_imm = (mgreg_t)(imm); \
 617         MONO_ADD_INS ((cfg)->cbb, inst); \
 618         } while (0)
 619
 620 #define MONO_EMIT_NEW_COND_EXC(cfg,cond,name) do { \
 621         MonoInst *inst; \
 622         MONO_INST_NEW ((cfg), (inst), (OP_COND_EXC_##cond)); \
 623         inst->inst_p1 = (char*)name; \
 624             MONO_ADD_INS ((cfg)->cbb, inst); \
 625         } while (0)
 626
 627 /* Branch support */
 628
 629 /*
 630  * Basic blocks have two numeric identifiers:
 631  * dfn: Depth First Number
 632  * block_num: unique ID assigned at bblock creation
 633  */
 634 #define NEW_BBLOCK(cfg,bblock) do { \
 635         (bblock) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoBasicBlock)); \
 636         (bblock)->block_num = cfg->num_bblocks++; \
 637     } while (0)
 638
 639 #define ADD_BBLOCK(cfg,b) do {  \
 640         if ((b)->cil_code)  {\
 641                         cfg->cil_offset_to_bb [(b)->cil_code - cfg->cil_start] = (b);   \
 642         } \
 643                 (b)->real_offset = cfg->real_offset;    \
 644         } while (0)
 645
 646 /* Emit a one-way conditional branch */
 647 /*
 648  * The inst_false_bb field of the cond branch will not be set, the JIT code should be
 649  * prepared to deal with this.
 650  */
 651 #ifdef DEBUG_EXTENDED_BBLOCKS
 652 static int ccount = 0;
 653 #define MONO_EMIT_NEW_BRANCH_BLOCK(cfg,op,truebb) do { \
 654         MonoInst *ins; \
 655         MonoBasicBlock *falsebb; \
 656         MONO_INST_NEW ((cfg), (ins), (op)); \
 657         if ((op) == OP_BR) { \
 658                 NEW_BBLOCK ((cfg), falsebb); \
 659             ins->inst_target_bb = (truebb); \
 660             mono_link_bblock ((cfg), (cfg)->cbb, (truebb)); \
 661             MONO_ADD_INS ((cfg)->cbb, ins); \
 662             MONO_START_BB ((cfg), falsebb); \
 663         } else { \
 664             ccount ++; \
 665                     ins->inst_many_bb = mono_mempool_alloc (cfg->mempool, sizeof(gpointer)*2);  \
 666             ins->inst_true_bb = (truebb); \
 667             ins->inst_false_bb = NULL; \
 668             mono_link_bblock ((cfg), (cfg)->cbb, (truebb)); \
 669             MONO_ADD_INS ((cfg)->cbb, ins); \
 670             if (getenv ("COUNT2") && ccount == atoi (getenv ("COUNT2")) - 1) { printf ("HIT: %d\n", cfg->cbb->block_num); } \
 671             if (getenv ("COUNT2") && ccount < atoi (getenv ("COUNT2"))) { \
 672                  cfg->cbb->extended = TRUE; \
 673             } else { NEW_BBLOCK ((cfg), falsebb); ins->inst_false_bb = (falsebb); mono_link_bblock ((cfg), (cfg)->cbb, (falsebb)); MONO_START_BB ((cfg), falsebb); } \
 674         } \
 675         } while (0)
 676 #else
 677 #define MONO_EMIT_NEW_BRANCH_BLOCK(cfg,op,truebb) do { \
 678         MonoInst *ins; \
 679         MonoBasicBlock *falsebb; \
 680         MONO_INST_NEW ((cfg), (ins), (op)); \
 681         if ((op) == OP_BR) { \
 682                 NEW_BBLOCK ((cfg), falsebb); \
 683             ins->inst_target_bb = (truebb); \
 684             mono_link_bblock ((cfg), (cfg)->cbb, (truebb)); \
 685             MONO_ADD_INS ((cfg)->cbb, ins); \
 686             MONO_START_BB ((cfg), falsebb); \
 687         } else { \
 688                     ins->inst_many_bb = mono_mempool_alloc (cfg->mempool, sizeof(gpointer)*2);  \
 689             ins->inst_true_bb = (truebb); \
 690             ins->inst_false_bb = NULL; \
 691             mono_link_bblock ((cfg), (cfg)->cbb, (truebb)); \
 692             MONO_ADD_INS ((cfg)->cbb, ins); \
 693             if (!cfg->enable_extended_bblocks) { \
 694                 NEW_BBLOCK ((cfg), falsebb); \
 695                 ins->inst_false_bb = falsebb; \
 696                 mono_link_bblock ((cfg), (cfg)->cbb, (falsebb)); \
 697                 MONO_START_BB ((cfg), falsebb); \
 698             } else { \
 699                                 cfg->cbb->extended = TRUE; \
 700                         } \
 701         } \
 702         } while (0)
 703 #endif
 704
 705 /* Emit a two-way conditional branch */
 706 #define MONO_EMIT_NEW_BRANCH_BLOCK2(cfg,op,truebb,falsebb) do { \
 707         MonoInst *ins; \
 708         MONO_INST_NEW ((cfg), (ins), (op)); \
 709                 ins->inst_many_bb = mono_mempool_alloc (cfg->mempool, sizeof(gpointer)*2);      \
 710         ins->inst_true_bb = (truebb); \
 711         ins->inst_false_bb = (falsebb); \
 712         mono_link_bblock ((cfg), (cfg)->cbb, (truebb)); \
 713         mono_link_bblock ((cfg), (cfg)->cbb, (falsebb)); \
 714         MONO_ADD_INS ((cfg)->cbb, ins); \
 715         } while (0)
 716
 717 #define MONO_START_BB(cfg, bblock) do { \
 718         ADD_BBLOCK ((cfg), (bblock)); \
 719         if (cfg->cbb->last_ins && MONO_IS_COND_BRANCH_OP (cfg->cbb->last_ins) && !cfg->cbb->last_ins->inst_false_bb) { \
 720             cfg->cbb->last_ins->inst_false_bb = (bblock); \
 721             mono_link_bblock ((cfg), (cfg)->cbb, (bblock)); \
 722         } else if (! (cfg->cbb->last_ins && ((cfg->cbb->last_ins->opcode == OP_BR) || (cfg->cbb->last_ins->opcode == OP_BR_REG) || MONO_IS_COND_BRANCH_OP (cfg->cbb->last_ins)))) \
 723             mono_link_bblock ((cfg), (cfg)->cbb, (bblock)); \
 724             (cfg)->cbb->next_bb = (bblock); \
 725             (cfg)->cbb = (bblock); \
 726     } while (0)
 727
 728 /* This marks a place in code where an implicit exception could be thrown */
 729 #define MONO_EMIT_NEW_IMPLICIT_EXCEPTION(cfg) do { \
 730                 if (COMPILE_LLVM ((cfg))) {                                                                     \
 731                         MONO_EMIT_NEW_UNALU (cfg, OP_IMPLICIT_EXCEPTION, -1, -1);       \
 732                 } \
 733         } while (0)
 734
 735 /* Loads/Stores which can fault are handled correctly by the LLVM mono branch */
 736 #define MONO_EMIT_NEW_IMPLICIT_EXCEPTION_LOAD_STORE(cfg) do { \
 737         if (COMPILE_LLVM (cfg) && !IS_LLVM_MONO_BRANCH)                 \
 738                 MONO_EMIT_NEW_IMPLICIT_EXCEPTION ((cfg));                       \
 739     } while (0)
 740
 741 /* Emit an explicit null check which doesn't depend on SIGSEGV signal handling */
 742 #define MONO_EMIT_NULL_CHECK(cfg, reg) do { \
 743                 if (cfg->explicit_null_checks) {                                                          \
 744                         MONO_EMIT_NEW_BIALU_IMM (cfg, OP_COMPARE_IMM, -1, (reg), 0); \
 745                         MONO_EMIT_NEW_COND_EXC (cfg, EQ, "NullReferenceException"); \
 746                 } else {                        \
 747                         MONO_EMIT_NEW_IMPLICIT_EXCEPTION_LOAD_STORE (cfg);                                              \
 748                 }                                                                                                                               \
 749         } while (0)
 750
 751 #define MONO_EMIT_NEW_CHECK_THIS(cfg, sreg) do { \
 752                 cfg->flags |= MONO_CFG_HAS_CHECK_THIS;   \
 753                 if (cfg->explicit_null_checks) {                 \
 754                         MONO_EMIT_NULL_CHECK (cfg, sreg);                               \
 755                 } else {                                                                                        \
 756                         MONO_EMIT_NEW_UNALU (cfg, OP_CHECK_THIS, -1, sreg);                     \
 757                         MONO_EMIT_NEW_IMPLICIT_EXCEPTION_LOAD_STORE (cfg);                      \
 758                 }                                                                                                                               \
 759                 MONO_EMIT_NEW_UNALU (cfg, OP_NOT_NULL, -1, sreg);                               \
 760         } while (0)
 761
 762 #define NEW_LOAD_MEMBASE_FLAGS(cfg,dest,op,dr,base,offset,ins_flags) do {       \
 763                 int __ins_flags = ins_flags; \
 764                 if (__ins_flags & MONO_INST_FAULT) {                                                            \
 765                         MONO_EMIT_NULL_CHECK ((cfg), (base));                                           \
 766                         if (cfg->explicit_null_checks)                                                          \
 767                                 __ins_flags &= ~MONO_INST_FAULT;                                                        \
 768                 }                                                                                                                               \
 769                 NEW_LOAD_MEMBASE ((cfg), (dest), (op), (dr), (base), (offset)); \
 770                 (dest)->flags = (__ins_flags);                                                                  \
 771         } while (0)
 772
 773 #define MONO_EMIT_NEW_LOAD_MEMBASE_OP_FLAGS(cfg,op,dr,base,offset,ins_flags) do { \
 774         MonoInst *inst;                                                                                                 \
 775                 int __ins_flags = ins_flags; \
 776             if (__ins_flags & MONO_INST_FAULT) {                                                                        \
 777                         MONO_EMIT_NULL_CHECK ((cfg), (base));                                           \
 778                         if (cfg->explicit_null_checks)                                                          \
 779                                 __ins_flags &= ~MONO_INST_FAULT;                                                        \
 780                 }                                                                                                                               \
 781                 NEW_LOAD_MEMBASE ((cfg), (inst), (op), (dr), (base), (offset)); \
 782                 inst->flags = (__ins_flags); \
 783             MONO_ADD_INS (cfg->cbb, inst); \
 784     } while (0)
 785
 786 #define MONO_EMIT_NEW_LOAD_MEMBASE_FLAGS(cfg,dr,base,offset,ins_flags) MONO_EMIT_NEW_LOAD_MEMBASE_OP_FLAGS ((cfg), (OP_LOAD_MEMBASE), (dr), (base), (offset),(ins_flags))
 787
 788 /* A load which can cause a nullref */
 789 #define NEW_LOAD_MEMBASE_FAULT(cfg,dest,op,dr,base,offset) NEW_LOAD_MEMBASE_FLAGS ((cfg), (dest), (op), (dr), (base), (offset), MONO_INST_FAULT)
 790
 791 #define EMIT_NEW_LOAD_MEMBASE_FAULT(cfg,dest,op,dr,base,offset) do { \
 792                 NEW_LOAD_MEMBASE_FAULT ((cfg), (dest), (op), (dr), (base), (offset)); \
 793                 MONO_ADD_INS ((cfg)->cbb, (dest)); \
 794         } while (0)
 795
 796 #define MONO_EMIT_NEW_LOAD_MEMBASE_OP_FAULT(cfg,op,dr,base,offset) MONO_EMIT_NEW_LOAD_MEMBASE_OP_FLAGS ((cfg), (op), (dr), (base), (offset), MONO_INST_FAULT)
 797
 798 #define MONO_EMIT_NEW_LOAD_MEMBASE_FAULT(cfg,dr,base,offset) MONO_EMIT_NEW_LOAD_MEMBASE_OP_FAULT ((cfg), (OP_LOAD_MEMBASE), (dr), (base), (offset))
 799
 800 /*Object Model related macros*/
 801
 802 /* Default bounds check implementation for most architectures + llvm */
 803 #define MONO_EMIT_DEFAULT_BOUNDS_CHECK(cfg, array_reg, offset, index_reg, fault) do { \
 804                         int _length_reg = alloc_ireg (cfg); \
 805                         if (fault) \
 806                                 MONO_EMIT_NEW_LOAD_MEMBASE_OP_FAULT (cfg, OP_LOADI4_MEMBASE, _length_reg, array_reg, offset); \
 807                         else \
 808                                 MONO_EMIT_NEW_LOAD_MEMBASE_OP_FLAGS (cfg, OP_LOADI4_MEMBASE, _length_reg, array_reg, offset, MONO_INST_CONSTANT_LOAD); \
 809                         MONO_EMIT_NEW_BIALU (cfg, OP_COMPARE, -1, _length_reg, index_reg); \
 810                         MONO_EMIT_NEW_COND_EXC (cfg, LE_UN, "IndexOutOfRangeException"); \
 811         } while (0)
 812
 813 #ifndef MONO_ARCH_EMIT_BOUNDS_CHECK
 814 #define MONO_ARCH_EMIT_BOUNDS_CHECK(cfg, array_reg, offset, index_reg) MONO_EMIT_DEFAULT_BOUNDS_CHECK ((cfg), (array_reg), (offset), (index_reg), TRUE)
 815 #endif
 816
 817 /* cfg is the MonoCompile been used
 818  * array_reg is the vreg holding the array object
 819  * array_type is a struct (usually MonoArray or MonoString)
 820  * array_length_field is the field in the previous struct with the length
 821  * index_reg is the vreg holding the index
 822  */
 823 #define MONO_EMIT_BOUNDS_CHECK(cfg, array_reg, array_type, array_length_field, index_reg) do { \
 824                 if (!(cfg->opt & MONO_OPT_UNSAFE)) {                                                    \
 825                 if (!(cfg->opt & MONO_OPT_ABCREM)) {                                                    \
 826                         MONO_EMIT_NULL_CHECK (cfg, array_reg);                                          \
 827                         if (COMPILE_LLVM (cfg)) \
 828                                 MONO_EMIT_DEFAULT_BOUNDS_CHECK ((cfg), (array_reg), G_STRUCT_OFFSET (array_type, array_length_field), (index_reg), TRUE); \
 829                         else \
 830                                 MONO_ARCH_EMIT_BOUNDS_CHECK ((cfg), (array_reg), G_STRUCT_OFFSET (array_type, array_length_field), (index_reg)); \
 831                 } else {                                                                                                                \
 832                         MonoInst *ins;                                                                                          \
 833                         MONO_INST_NEW ((cfg), ins, OP_BOUNDS_CHECK);                            \
 834                         ins->sreg1 = array_reg;                                                                         \
 835                         ins->sreg2 = index_reg;                                                                         \
 836                         ins->inst_imm = G_STRUCT_OFFSET (array_type, array_length_field); \
 837                         ins->flags |= MONO_INST_FAULT; \
 838                         MONO_ADD_INS ((cfg)->cbb, ins);                                                         \
 839                         (cfg)->flags |= MONO_CFG_HAS_ARRAY_ACCESS;                                      \
 840                         (cfg)->cbb->has_array_access = TRUE;                                            \
 841                 }                                                                                                                               \
 842                 }                                                                                                                               \
 843     } while (0)
 844
 845 G_END_DECLS
 846
 847 #endif