mono/mini/mini.h

   1 #ifndef __MONO_MINI_H__
   2 #define __MONO_MINI_H__
   3
   4 #include "config.h"
   5 #include <glib.h>
   6 #include <signal.h>
   7 #include <mono/metadata/loader.h>
   8 #include <mono/metadata/mempool.h>
   9 #include <mono/utils/monobitset.h>
  10 #include <mono/metadata/class.h>
  11 #include <mono/metadata/object.h>
  12 #include <mono/metadata/opcodes.h>
  13 #include <mono/metadata/tabledefs.h>
  14 #include <mono/metadata/domain-internals.h>
  15 #include "mono/metadata/class-internals.h"
  16 #include "mono/metadata/object-internals.h"
  17 #include <mono/metadata/profiler-private.h>
  18 #include <mono/metadata/debug-helpers.h>
  19 #include <mono/utils/mono-compiler.h>
  20
  21 #define MONO_BREAKPOINT_ARRAY_SIZE 64
  22
  23 /* C type matching the size of a machine register. Not always the same as 'int' */
  24 /* Note that member 'p' of MonoInst must be the same type, as OP_PCONST is defined
  25  * as one of the OP_ICONST types, so inst_c0 must be the same as inst_p0
  26  */
  27 #if SIZEOF_REGISTER == 4
  28 typedef gint32 mgreg_t;
  29 #elif SIZEOF_REGISTER == 8
  30 typedef gint64 mgreg_t;
  31 #endif
  32
  33 #include "mini-arch.h"
  34 #include "regalloc.h"
  35 #include "declsec.h"
  36 #include "mini-unwind.h"
  37
  38 #ifndef G_LIKELY
  39 #define G_LIKELY(a) (a)
  40 #define G_UNLIKELY(a) (a)
  41 #endif
  42
  43 #ifndef G_MAXINT32
  44 #define G_MAXINT32 2147483647
  45 #endif
  46
  47 #ifndef G_MININT32
  48 #define G_MININT32 (-G_MAXINT32 - 1)
  49 #endif
  50
  51 #if DISABLE_LOGGING
  52 #define MINI_DEBUG(level,limit,code)
  53 #else
  54 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
  55 #endif
  56
  57 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS) && defined(__GNUC__)
  58 #define MONO_SUPPORT_TASKLETS 1
  59 #endif
  60
  61 #if ENABLE_LLVM
  62 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
  63 #define LLVM_ENABLED TRUE
  64 #else
  65 #define COMPILE_LLVM(cfg) (0)
  66 #define LLVM_ENABLED FALSE
  67 #endif
  68
  69 #ifdef MONO_ARCH_SOFT_FLOAT
  70 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)))
  71 #else
  72 #define COMPILE_SOFT_FLOAT(cfg) 0
  73 #endif
  74
  75 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
  76
  77 /* for 32 bit systems */
  78 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
  79 #define MINI_LS_WORD_IDX 0
  80 #define MINI_MS_WORD_IDX 1
  81 #else
  82 #define MINI_LS_WORD_IDX 1
  83 #define MINI_MS_WORD_IDX 0
  84 #endif
  85 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
  86 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
  87 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
  88 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
  89
  90 #define MONO_FAKE_IMT_METHOD ((MonoMethod*)GINT_TO_POINTER(-1))
  91 #define MONO_FAKE_VTABLE_METHOD ((MonoMethod*)GINT_TO_POINTER(-2))
  92
  93 #ifndef DISABLE_AOT
  94 #define MONO_USE_AOT_COMPILER
  95 #endif
  96
  97 /* Version number of the AOT file format */
  98 #define MONO_AOT_FILE_VERSION "67"
  99
 100 //TODO: This is x86/amd64 specific.
 101 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
 102
 103 /* Constants used to encode different types of methods in AOT */
 104 enum {
 105         MONO_AOT_METHODREF_MIN = 240,
 106         /* Method encoded using its name */
 107         MONO_AOT_METHODREF_WRAPPER_NAME = 250,
 108         /* Runtime provided methods on arrays */
 109         MONO_AOT_METHODREF_ARRAY = 251,
 110         MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 252,
 111         /* Wrappers */
 112         MONO_AOT_METHODREF_WRAPPER = 253,
 113         /* Methods on generic instances */
 114         MONO_AOT_METHODREF_GINST = 254,
 115         /* Methods resolve using a METHODSPEC token */
 116         MONO_AOT_METHODREF_METHODSPEC = 255,
 117 };
 118
 119 /* Trampolines which we have a lot of */
 120 typedef enum {
 121         MONO_AOT_TRAMP_SPECIFIC = 0,
 122         MONO_AOT_TRAMP_STATIC_RGCTX = 1,
 123         MONO_AOT_TRAMP_IMT_THUNK = 2,
 124         MONO_AOT_TRAMP_NUM = 3
 125 } MonoAotTrampoline;
 126
 127 typedef enum {
 128         MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
 129         MONO_AOT_FILE_FLAG_FULL_AOT = 2
 130 } MonoAotFileFlags;
 131
 132 /* This structure is stored in the AOT file */
 133 typedef struct MonoAotFileInfo
 134 {
 135         guint32 plt_got_offset_base;
 136         guint32 got_size;
 137         guint32 plt_size;
 138         guint32 nmethods;
 139         guint32 flags;
 140         /* Optimization flags used to compile the module */
 141         guint32 opts;
 142
 143         guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
 144         guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
 145         guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
 146 } MonoAotFileInfo;
 147
 148 /* Per-domain information maintained by the JIT */
 149 typedef struct
 150 {
 151         /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
 152         GHashTable *jump_target_got_slot_hash;
 153         GHashTable *jump_target_hash;
 154         /* Maps methods/klasses to the address of the given type of trampoline */
 155         GHashTable *class_init_trampoline_hash;
 156         GHashTable *jump_trampoline_hash;
 157         GHashTable *jit_trampoline_hash;
 158         GHashTable *delegate_trampoline_hash;
 159         GHashTable *static_rgctx_trampoline_hash;
 160         GHashTable *llvm_vcall_trampoline_hash;
 161         /* maps MonoMethod -> MonoJitDynamicMethodInfo */
 162         GHashTable *dynamic_code_hash;
 163         GHashTable *method_code_hash;
 164         /* Maps methods to a RuntimeInvokeInfo structure */
 165         GHashTable *runtime_invoke_hash;
 166         /* Maps MonoMethod to a GPtrArray containing sequence point locations */
 167         GHashTable *seq_points;
 168         /* Debugger agent data */
 169         gpointer agent_info;
 170         /* Maps MonoMethod to an arch-specific structure */
 171         GHashTable *arch_seq_points;
 172 } MonoJitDomainInfo;
 173
 174 typedef struct {
 175         MonoJitInfo *ji;
 176         MonoCodeManager *code_mp;
 177 } MonoJitDynamicMethodInfo;
 178
 179 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
 180
 181 /* Arch-specific */
 182 typedef struct {
 183         int dummy;
 184 } MonoDynCallInfo;
 185
 186 /*
 187  * Possible frame types returned by the stack walker.
 188  */
 189 typedef enum {
 190         /* Normal managed frames */
 191         FRAME_TYPE_MANAGED = 0,
 192         /* Pseudo frame marking the start of a method invocation done by the soft debugger */
 193         FRAME_TYPE_DEBUGGER_INVOKE = 1,
 194         /* Frame for transitioning to native code */
 195         FRAME_TYPE_MANAGED_TO_NATIVE = 2,
 196         FRAME_TYPE_SENTINEL = 3
 197 } StackFrameType;
 198
 199 /*
 200  * Information about a stack frame
 201  */
 202 typedef struct {
 203         StackFrameType type;
 204         /*
 205          * For FRAME_TYPE_MANAGED.
 206          * For FRAME_TYPE_MANAGED_TO_NATIVE, the ji for the method which transitioned to
 207          * native code, if there is one, else NULL.
 208          */
 209         MonoJitInfo *ji;
 210         /*
 211          * For FRAME_TYPE_MANAGED_TO_NATIVE, it is either the method which transitioned
 212          * to native code, or the method which was JITted.
 213          */
 214         MonoMethod *method;
 215         /* The domain containing the code executed by this frame */
 216         MonoDomain *domain;
 217         gboolean managed;
 218         int native_offset;
 219         int il_offset;
 220         gpointer lmf;
 221 } StackFrameInfo;
 222
 223 typedef struct {
 224         int il_offset, native_offset;
 225         /* Indexes of successor sequence points */
 226         int *next;
 227         /* Number of entries in next */
 228         int next_len;
 229 } SeqPoint;
 230
 231 typedef struct {
 232         int len;
 233         SeqPoint seq_points [MONO_ZERO_LEN_ARRAY];
 234 } MonoSeqPointInfo;
 235
 236 #if 0
 237 #define mono_bitset_foreach_bit(set,b,n) \
 238         for (b = 0; b < n; b++)\
 239                 if (mono_bitset_test_fast(set,b))
 240 #define mono_bitset_foreach_bit_rev(set,b,n) \
 241         for (b = n - 1; b >= 0; b--)\
 242                 if (mono_bitset_test_fast(set,b))
 243 #else
 244 #define mono_bitset_foreach_bit(set,b,n) \
 245         for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
 246 #define mono_bitset_foreach_bit_rev(set,b,n) \
 247         for (b = mono_bitset_find_last (set, n - 1); b >= 0; b = b ? mono_bitset_find_last (set, b) : -1)
 248
 249 #endif
 250
 251 /*
 252  * Pull the list of opcodes
 253  */
 254 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
 255         a = i,
 256
 257 enum {
 258 #include "mono/cil/opcode.def"
 259         CEE_LASTOP
 260 };
 261 #undef OPDEF
 262
 263 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
 264
 265 #define MONO_INST_NULLIFY_SREGS(dest) do {                              \
 266                 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1;     \
 267         } while (0)
 268
 269 #define MONO_INST_NEW(cfg,dest,op) do { \
 270                 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst));       \
 271                 (dest)->opcode = (op);  \
 272                 (dest)->dreg = -1;                          \
 273                 MONO_INST_NULLIFY_SREGS ((dest));           \
 274         (dest)->cil_code = (cfg)->ip;  \
 275         } while (0)
 276
 277 #define MONO_INST_NEW_CALL(cfg,dest,op) do {    \
 278                 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst));   \
 279                 (dest)->inst.opcode = (op);     \
 280                 (dest)->inst.dreg = -1;                                 \
 281                 MONO_INST_NULLIFY_SREGS (&(dest)->inst);                \
 282         (dest)->inst.cil_code = (cfg)->ip;  \
 283         } while (0)
 284
 285 #define MONO_INST_NEW_CALL_ARG(cfg,dest,op) do {        \
 286                 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallArgParm));        \
 287                 (dest)->ins.opcode = (op);      \
 288         } while (0)
 289
 290 #define MONO_ADD_INS(b,inst) do {       \
 291                 if ((b)->last_ins) {    \
 292                         (b)->last_ins->next = (inst);   \
 293             (inst)->prev = (b)->last_ins;   \
 294                         (b)->last_ins = (inst); \
 295                 } else {        \
 296                         (b)->code = (b)->last_ins = (inst);     \
 297                 }       \
 298         } while (0)
 299
 300 #define NULLIFY_INS(ins) do { \
 301         (ins)->opcode = OP_NOP; \
 302         (ins)->dreg = -1;                               \
 303         MONO_INST_NULLIFY_SREGS ((ins));                \
 304     } while (0)
 305
 306 /* Remove INS from BB */
 307 #define MONO_REMOVE_INS(bb,ins) do { \
 308         if ((ins)->prev) \
 309             (ins)->prev->next = (ins)->next; \
 310         if ((ins)->next) \
 311             (ins)->next->prev = (ins)->prev; \
 312         if ((bb)->code == (ins)) \
 313             (bb)->code = (ins)->next; \
 314         if ((bb)->last_ins == (ins)) \
 315             (bb)->last_ins = (ins)->prev; \
 316     } while (0)
 317
 318 /* Remove INS from BB and nullify it */
 319 #define MONO_DELETE_INS(bb,ins) do { \
 320         MONO_REMOVE_INS ((bb), (ins)); \
 321         NULLIFY_INS ((ins)); \
 322     } while (0)
 323
 324 /*
 325  * this is used to determine when some branch optimizations are possible: we exclude FP compares
 326  * because they have weird semantics with NaNs.
 327  */
 328 #define MONO_IS_COND_BRANCH_OP(ins) (((ins)->opcode >= OP_LBEQ && (ins)->opcode <= OP_LBLT_UN) || ((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_IBEQ && (ins)->opcode <= OP_IBLT_UN))
 329 #define MONO_IS_COND_BRANCH_NOFP(ins) (MONO_IS_COND_BRANCH_OP(ins) && !(((ins)->opcode >= OP_FBEQ) && ((ins)->opcode <= OP_FBLT_UN)) && (!(ins)->inst_left || (ins)->inst_left->inst_left->type != STACK_R8))
 330
 331 #define MONO_IS_BRANCH_OP(ins) (MONO_IS_COND_BRANCH_OP(ins) || ((ins)->opcode == OP_BR) || ((ins)->opcode == OP_BR_REG) || ((ins)->opcode == OP_SWITCH))
 332
 333 #define MONO_IS_COND_EXC(ins) ((((ins)->opcode >= OP_COND_EXC_EQ) && ((ins)->opcode <= OP_COND_EXC_LT_UN)) || (((ins)->opcode >= OP_COND_EXC_IEQ) && ((ins)->opcode <= OP_COND_EXC_ILT_UN)))
 334
 335 #define MONO_IS_SETCC(ins) ((((ins)->opcode >= OP_CEQ) && ((ins)->opcode <= OP_CLT_UN)) || (((ins)->opcode >= OP_ICEQ) && ((ins)->opcode <= OP_ICLT_UN)) || (((ins)->opcode >= OP_LCEQ) && ((ins)->opcode <= OP_LCLT_UN)) || (((ins)->opcode >= OP_FCEQ) && ((ins)->opcode <= OP_FCLT_UN)))
 336
 337
 338 #define MONO_IS_LOAD_MEMBASE(ins) (((ins)->opcode >= OP_LOAD_MEMBASE) && ((ins)->opcode <= OP_LOADV_MEMBASE))
 339 #define MONO_IS_STORE_MEMBASE(ins) (((ins)->opcode >= OP_STORE_MEMBASE_REG) && ((ins)->opcode <= OP_STOREV_MEMBASE))
 340 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
 341
 342 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VOIDCALL_MEMBASE)) || ((ins->opcode >= OP_FCALL) && (ins->opcode <= OP_FCALL_MEMBASE)) || ((ins->opcode >= OP_LCALL) && (ins->opcode <= OP_LCALL_MEMBASE)) || ((ins->opcode >= OP_VCALL) && (ins->opcode <= OP_VCALL_MEMBASE)) || ((ins->opcode >= OP_CALL) && (ins->opcode <= OP_CALL_MEMBASE)) || ((ins->opcode >= OP_VCALL2) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL))
 343
 344 #define MONO_IS_JUMP_TABLE(ins) (((ins)->opcode == OP_JUMP_TABLE) ? TRUE : ((((ins)->opcode == OP_AOTCONST) && (ins->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? TRUE : ((ins)->opcode == OP_SWITCH) ? TRUE : ((((ins)->opcode == OP_GOT_ENTRY) && ((ins)->inst_right->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? TRUE : FALSE)))
 345
 346 #define MONO_JUMP_TABLE_FROM_INS(ins) (((ins)->opcode == OP_JUMP_TABLE) ? (ins)->inst_p0 : (((ins)->opcode == OP_AOTCONST) && (ins->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH) ? (ins)->inst_p0 : (((ins)->opcode == OP_SWITCH) ? (ins)->inst_p0 : ((((ins)->opcode == OP_GOT_ENTRY) && ((ins)->inst_right->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? (ins)->inst_right->inst_p0 : NULL))))
 347
 348 /* FIXME: Add more instructions */
 349 #define MONO_INS_HAS_NO_SIDE_EFFECT(ins) (MONO_IS_MOVE (ins) || (ins->opcode == OP_ICONST) || (ins->opcode == OP_I8CONST) || MONO_IS_ZERO (ins) || (ins->opcode == OP_ADD_IMM) || (ins->opcode == OP_R8CONST) || (ins->opcode == OP_LADD_IMM) || (ins->opcode == OP_ISUB_IMM) || (ins->opcode == OP_IADD_IMM) || (ins->opcode == OP_INEG) || (ins->opcode == OP_LNEG) || (ins->opcode == OP_ISUB) || (ins->opcode == OP_CMOV_IGE) || (ins->opcode == OP_ISHL_IMM) || (ins->opcode == OP_ISHR_IMM) || (ins->opcode == OP_ISHR_UN_IMM) || (ins->opcode == OP_IAND_IMM) || (ins->opcode == OP_ICONV_TO_U1) || (ins->opcode == OP_ICONV_TO_I1) || (ins->opcode == OP_SEXT_I4) || (ins->opcode == OP_LCONV_TO_U1) || (ins->opcode == OP_ICONV_TO_U2) || (ins->opcode == OP_ICONV_TO_I2) || (ins->opcode == OP_LCONV_TO_I2))
 350
 351 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
 352
 353
 354 #ifdef MONO_ARCH_SIMD_INTRINSICS
 355
 356 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI)  || ((ins)->opcode == OP_XPHI))
 357 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
 358 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
 359 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE))
 360 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
 361
 362 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
 363
 364 #else
 365
 366 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
 367 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE))
 368 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
 369 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
 370 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE))
 371 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
 372
 373 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
 374
 375 #endif
 376
 377 typedef struct MonoInstList MonoInstList;
 378 typedef struct MonoInst MonoInst;
 379 typedef struct MonoCallInst MonoCallInst;
 380 typedef struct MonoCallArgParm MonoCallArgParm;
 381 typedef struct MonoMethodVar MonoMethodVar;
 382 typedef struct MonoBasicBlock MonoBasicBlock;
 383 typedef struct MonoLMF MonoLMF;
 384 typedef struct MonoSpillInfo MonoSpillInfo;
 385 typedef struct MonoTraceSpec MonoTraceSpec;
 386
 387 extern guint32 mono_jit_tls_id;
 388 extern MonoTraceSpec *mono_jit_trace_calls;
 389 extern gboolean mono_break_on_exc;
 390 extern int mono_exc_esp_offset;
 391 extern gboolean mono_compile_aot;
 392 extern gboolean mono_aot_only;
 393 extern gboolean mono_use_imt;
 394 extern MonoMethodDesc *mono_inject_async_exc_method;
 395 extern int mono_inject_async_exc_pos;
 396 extern MonoMethodDesc *mono_break_at_bb_method;
 397 extern int mono_break_at_bb_bb_num;
 398 extern gboolean check_for_pending_exc;
 399 extern gboolean disable_vtypes_in_regs;
 400 extern gboolean mono_verify_all;
 401 extern gboolean mono_dont_free_global_codeman;
 402 extern gboolean mono_do_x86_stack_align;
 403 extern const char *mono_build_date;
 404 extern gboolean mono_do_signal_chaining;
 405 extern gboolean mono_use_llvm;
 406
 407 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
 408
 409 extern const char ins_info[];
 410 extern const gint8 ins_sreg_counts [];
 411
 412 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
 413 #define mono_inst_get_src_registers(ins, regs) (((regs) [0] = (ins)->sreg1), ((regs) [1] = (ins)->sreg2), ((regs) [2] = (ins)->sreg3), mono_inst_get_num_src_registers ((ins)))
 414
 415 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
 416
 417 #define MONO_BB_FOR_EACH_INS_SAFE(bb, n, ins) for ((ins) = (bb)->code, n = (ins) ? (ins)->next : NULL; (ins); (ins) = (n), (n) = (ins) ? (ins)->next : NULL)
 418
 419 #define MONO_BB_FOR_EACH_INS_REVERSE_SAFE(bb, p, ins) for ((ins) = (bb)->last_ins, p = (ins) ? (ins)->prev : NULL; (ins); (ins) = (p), (p) = (ins) ? (ins)->prev : NULL)
 420
 421 #define mono_bb_first_ins(bb) (bb)->code
 422
 423 struct MonoSpillInfo {
 424         int offset;
 425 };
 426
 427 /*
 428  * The IR-level extended basic block.
 429  *
 430  * A basic block can have multiple exits just fine, as long as the point of
 431  * 'departure' is the last instruction in the basic block. Extended basic
 432  * blocks, on the other hand, may have instructions that leave the block
 433  * midstream. The important thing is that they cannot be _entered_
 434  * midstream, ie, execution of a basic block (or extened bb) always start
 435  * at the beginning of the block, never in the middle.
 436  */
 437 struct MonoBasicBlock {
 438         MonoInst *last_ins;
 439
 440         /* the next basic block in the order it appears in IL */
 441         MonoBasicBlock *next_bb;
 442
 443         /*
 444          * Before instruction selection it is the first tree in the
 445          * forest and the first item in the list of trees. After
 446          * instruction selection it is the first instruction and the
 447          * first item in the list of instructions.
 448          */
 449         MonoInst *code;
 450
 451         /* unique block number identification */
 452         gint32 block_num;
 453
 454         gint32 dfn;
 455
 456         /* Basic blocks: incoming and outgoing counts and pointers */
 457         /* Each bb should only appear once in each array */
 458         gint16 out_count, in_count;
 459         MonoBasicBlock **in_bb;
 460         MonoBasicBlock **out_bb;
 461
 462         /* Points to the start of the CIL code that initiated this BB */
 463         unsigned char* cil_code;
 464
 465         /* Length of the CIL block */
 466         gint32 cil_length;
 467
 468         /* The offset of the generated code, used for fixups */
 469         int native_offset;
 470         int native_length;
 471         int max_offset;
 472         int max_length;
 473
 474         /* Visited and reachable flags */
 475         guint32 flags;
 476
 477         /*
 478          * SSA and loop based flags
 479          */
 480         MonoBitSet *dominators;
 481         MonoBitSet *dfrontier;
 482         MonoBasicBlock *idom;
 483         GSList *dominated;
 484         /* fast dominator algorithm */
 485         MonoBasicBlock *df_parent, *ancestor, *child, *label;
 486         int size, sdom, idomn;
 487
 488         /* loop nesting and recognition */
 489         GList *loop_blocks;
 490         gint8  nesting;
 491         gint8  loop_body_start;
 492
 493         /*
 494          * Whenever the bblock is rarely executed so it should be emitted after
 495          * the function epilog.
 496          */
 497         guint out_of_line : 1;
 498         /* Caches the result of uselessness calculation during optimize_branches */
 499         guint not_useless : 1;
 500         /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
 501         guint has_array_access : 1;
 502         /* Whenever this bblock is extended, ie. it has branches inside it */
 503         guint extended : 1;
 504         /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
 505         guint has_jump_table : 1;
 506         /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
 507         guint has_call_handler : 1;
 508
 509         /* use for liveness analysis */
 510         MonoBitSet *gen_set;
 511         MonoBitSet *kill_set;
 512         MonoBitSet *live_in_set;
 513         MonoBitSet *live_out_set;
 514
 515         /* fields to deal with non-empty stack slots at bb boundary */
 516         guint16 out_scount, in_scount;
 517         MonoInst **out_stack;
 518         MonoInst **in_stack;
 519
 520         /* we use that to prevent merging of bblocks covered by different clauses*/
 521         guint real_offset;
 522
 523         GSList *seq_points;
 524         MonoInst *last_seq_point;
 525
 526         /*
 527          * The region encodes whether the basic block is inside
 528          * a finally, catch, filter or none of these.
 529          *
 530          * If the value is -1, then it is neither finally, catch nor filter
 531          *
 532          * Otherwise the format is:
 533          *
 534          *  Bits: |     0-3      |       4-7      |     8-31
 535          *        |              |                |
 536          *        | clause-flags |   MONO_REGION  | clause-index
 537          *
 538          */
 539         guint region;
 540
 541         /* The current symbolic register number, used in local register allocation. */
 542         guint32 max_vreg;
 543 };
 544
 545 /* BBlock flags */
 546 enum {
 547         BB_VISITED            = 1 << 0,
 548         BB_REACHABLE          = 1 << 1,
 549         BB_EXCEPTION_DEAD_OBJ = 1 << 2,
 550         BB_EXCEPTION_UNSAFE   = 1 << 3,
 551         BB_EXCEPTION_HANDLER  = 1 << 4
 552 };
 553
 554 typedef struct MonoMemcpyArgs {
 555         int size, align;
 556 } MonoMemcpyArgs;
 557
 558 typedef enum {
 559         LLVMArgNone,
 560         LLVMArgInIReg,
 561         LLVMArgInFPReg,
 562         LLVMArgVtypeInReg,
 563         LLVMArgVtypeByVal,
 564         LLVMArgVtypeRetAddr /* On on cinfo->ret */
 565 } LLVMArgStorage;
 566
 567 typedef struct {
 568         LLVMArgStorage storage;
 569
 570         /* Only if storage == ArgValuetypeInReg */
 571         LLVMArgStorage pair_storage [2];
 572 } LLVMArgInfo;
 573
 574 typedef struct {
 575         LLVMArgInfo ret;
 576         /* args [0] is for the this argument if it exists */
 577         LLVMArgInfo args [1];
 578 } LLVMCallInfo;
 579
 580 #define MONO_MAX_SRC_REGS       3
 581
 582 struct MonoInst {
 583         guint16 opcode;
 584         guint8  type; /* stack type */
 585         guint8  flags;
 586
 587         /* used by the register allocator */
 588         gint32 dreg, sreg1, sreg2, sreg3;
 589
 590         MonoInst *next, *prev;
 591
 592         union {
 593                 union {
 594                         MonoInst *src;
 595                         MonoMethodVar *var;
 596                         mgreg_t const_val;
 597 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
 598                         struct {
 599                                 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
 600                         } pdata;
 601 #else
 602                         gpointer p;
 603 #endif
 604                         MonoMethod *method;
 605                         MonoMethodSignature *signature;
 606                         MonoBasicBlock **many_blocks;
 607                         MonoBasicBlock *target_block;
 608                         MonoInst **args;
 609                         MonoType *vtype;
 610                         MonoClass *klass;
 611                         int *phi_args;
 612                         MonoCallInst *call_inst;
 613                         MonoExceptionClause *exception_clause;
 614                 } op [2];
 615                 gint64 i8const;
 616                 double r8const;
 617         } data;
 618
 619         const unsigned char* cil_code; /* for debugging and bblock splitting */
 620
 621         /* used mostly by the backend to store additional info it may need */
 622         union {
 623                 gint32 reg3;
 624                 gint32 arg_info;
 625                 gint32 size;
 626                 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
 627                 gpointer data;
 628                 gint shift_amount;
 629                 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
 630                 gboolean record_cast_details; /* For CEE_CASTCLASS */
 631                 MonoInst *spill_var; /* for OP_ICONV_TO_R8_RAW and OP_FCONV_TO_R8_X */
 632                 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
 633         } backend;
 634
 635         MonoClass *klass;
 636 };
 637
 638 struct MonoCallInst {
 639         MonoInst inst;
 640         MonoMethodSignature *signature;
 641         MonoMethod *method;
 642         MonoInst **args;
 643         MonoInst *out_args;
 644         MonoInst *vret_var;
 645         gconstpointer fptr;
 646         guint stack_usage;
 647         guint virtual : 1;
 648         guint tail_call : 1;
 649         /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
 650         guint fptr_is_patch : 1;
 651         /*
 652          * If this is true, then the call returns a vtype in a register using the same
 653          * calling convention as OP_CALL.
 654          */
 655         guint vret_in_reg : 1;
 656         /* Whenever there is an IMT argument and it is dynamic */
 657         guint dynamic_imt_arg : 1;
 658         /* Whenever there is an RGCTX argument */
 659         guint32 rgctx_reg : 1;
 660         regmask_t used_iregs;
 661         regmask_t used_fregs;
 662         GSList *out_ireg_args;
 663         GSList *out_freg_args;
 664 #ifdef ENABLE_LLVM
 665         LLVMCallInfo *cinfo;
 666 #endif
 667 };
 668
 669 struct MonoCallArgParm {
 670         MonoInst ins;
 671         gint32 size;
 672         gint32 offset;
 673         gint32 offPrm;
 674 };
 675
 676 /*
 677  * flags for MonoInst
 678  * Note: some of the values overlap, because they can't appear
 679  * in the same MonoInst.
 680  */
 681 enum {
 682         MONO_INST_HAS_METHOD = 1,
 683         MONO_INST_INIT       = 1, /* in localloc */
 684         MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
 685         MONO_INST_IS_DEAD    = 2,
 686         MONO_INST_TAILCALL   = 4,
 687         MONO_INST_VOLATILE   = 4,
 688         MONO_INST_NOTYPECHECK    = 4,
 689         MONO_INST_UNALIGNED  = 8,
 690     MONO_INST_CFOLD_TAKEN = 8, /* On branches */
 691     MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
 692         MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
 693         /* the address of the variable has been taken */
 694         MONO_INST_INDIRECT   = 16,
 695         MONO_INST_NORANGECHECK   = 16,
 696         /* On loads, the source address can be null */
 697         MONO_INST_FAULT = 32
 698 };
 699
 700 #define inst_c0 data.op[0].const_val
 701 #define inst_c1 data.op[1].const_val
 702 #define inst_i0 data.op[0].src
 703 #define inst_i1 data.op[1].src
 704 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
 705 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
 706 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
 707 #else
 708 #define inst_p0 data.op[0].p
 709 #define inst_p1 data.op[1].p
 710 #endif
 711 #define inst_l  data.i8const
 712 #define inst_r  data.r8const
 713 #define inst_left  data.op[0].src
 714 #define inst_right data.op[1].src
 715
 716 #define inst_newa_len   data.op[0].src
 717 #define inst_newa_class data.op[1].klass
 718
 719 #define inst_var    data.op[0].var
 720 #define inst_vtype  data.op[1].vtype
 721 /* in branch instructions */
 722 #define inst_many_bb   data.op[1].many_blocks
 723 #define inst_target_bb data.op[0].target_block
 724 #define inst_true_bb   data.op[1].many_blocks[0]
 725 #define inst_false_bb  data.op[1].many_blocks[1]
 726
 727 #define inst_basereg sreg1
 728 #define inst_indexreg sreg2
 729 #define inst_destbasereg dreg
 730 #define inst_offset data.op[0].const_val
 731 #define inst_imm    data.op[1].const_val
 732 #define inst_call   data.op[1].call_inst
 733
 734 #define inst_phi_args   data.op[1].phi_args
 735 #define inst_eh_block    data.op[1].exception_clause
 736
 737 /* instruction description for use in regalloc/scheduling */
 738 enum {
 739         MONO_INST_DEST,
 740         MONO_INST_SRC1,         /* we depend on the SRCs to be consecutive */
 741         MONO_INST_SRC2,
 742         MONO_INST_SRC3,
 743         MONO_INST_LEN,
 744         MONO_INST_CLOB,
 745         /* Unused, commented out to reduce the size of the mdesc tables
 746         MONO_INST_FLAGS,
 747         MONO_INST_COST,
 748         MONO_INST_DELAY,
 749         MONO_INST_RES,
 750         */
 751         MONO_INST_MAX
 752 };
 753
 754 typedef union {
 755         struct {
 756                 guint16 tid; /* tree number */
 757                 guint16 bid; /* block number */
 758         } pos ;
 759         guint32 abs_pos;
 760 } MonoPosition;
 761
 762 typedef struct {
 763         MonoPosition first_use, last_use;
 764 } MonoLiveRange;
 765
 766 typedef struct MonoLiveRange2 MonoLiveRange2;
 767
 768 struct MonoLiveRange2 {
 769         int from, to;
 770         MonoLiveRange2 *next;
 771 };
 772
 773 typedef struct {
 774         /* List of live ranges sorted by 'from' */
 775         MonoLiveRange2 *range;
 776         MonoLiveRange2 *last_range;
 777 } MonoLiveInterval;
 778
 779 /*
 780  * Additional information about a variable
 781  */
 782 struct MonoMethodVar {
 783         guint           idx; /* inside cfg->varinfo, cfg->vars */
 784         MonoLiveRange   range; /* generated by liveness analysis */
 785         MonoLiveInterval *interval; /* generated by liveness analysis */
 786         int             reg; /* != -1 if allocated into a register */
 787         int             spill_costs;
 788         MonoBitSet     *def_in; /* used by SSA */
 789         MonoInst       *def;    /* used by SSA */
 790         MonoBasicBlock *def_bb; /* used by SSA */
 791         GList          *uses;   /* used by SSA */
 792         char            cpstate;  /* used by SSA conditional  constant propagation */
 793         /* The native offsets corresponding to the live range of the variable */
 794         gint32         live_range_start, live_range_end;
 795         /*
 796          * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
 797          * original vreg.
 798          */
 799         gint32         vreg;
 800 };
 801
 802 typedef struct {
 803         gpointer          end_of_stack;
 804         guint32           stack_size;
 805 #if !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
 806         MonoLMF          *lmf;
 807 #endif
 808         MonoLMF          *first_lmf;
 809         gpointer         restore_stack_prot;
 810         guint32          handling_stack_ovf;
 811         gpointer         signal_stack;
 812         guint32          signal_stack_size;
 813         gpointer         stack_ovf_guard_base;
 814         guint32          stack_ovf_guard_size;
 815         void            (*abort_func) (MonoObject *object);
 816         /* Used to implement --debug=casts */
 817         MonoClass       *class_cast_from, *class_cast_to;
 818
 819         /* Stores state needed by mono_resume_unwind () */
 820         MonoContext     ex_ctx;
 821         /* FIXME: GC */
 822         gpointer        ex_obj;
 823 } MonoJitTlsData;
 824
 825 typedef enum {
 826 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
 827 #include "patch-info.h"
 828 #undef PATCH_INFO
 829         MONO_PATCH_INFO_NUM
 830 } MonoJumpInfoType;
 831
 832 /*
 833  * We need to store the image which the token refers to along with the token,
 834  * since the image might not be the same as the image of the method which
 835  * contains the relocation, because of inlining.
 836  */
 837 typedef struct MonoJumpInfoToken {
 838         MonoImage *image;
 839         guint32 token;
 840         gboolean has_context;
 841         MonoGenericContext context;
 842 } MonoJumpInfoToken;
 843
 844 typedef struct MonoJumpInfoBBTable {
 845         MonoBasicBlock **table;
 846         int table_size;
 847 } MonoJumpInfoBBTable;
 848
 849 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
 850
 851 /* Contains information describing an LLVM IMT trampoline */
 852 typedef struct MonoJumpInfoImtTramp {
 853         MonoMethod *method;
 854         int vt_offset;
 855 } MonoJumpInfoImtTramp;
 856
 857 typedef struct MonoJumpInfo MonoJumpInfo;
 858 struct MonoJumpInfo {
 859         MonoJumpInfo *next;
 860         union {
 861                 int i;
 862                 guint8 *p;
 863                 MonoInst *label;
 864         } ip;
 865
 866         MonoJumpInfoType type;
 867         union {
 868                 gconstpointer   target;
 869 #if SIZEOF_VOID_P == 8
 870                 gint64          offset;
 871 #else
 872                 int             offset;
 873 #endif
 874                 MonoBasicBlock *bb;
 875                 MonoInst       *inst;
 876                 MonoMethod     *method;
 877                 MonoClass      *klass;
 878                 MonoClassField *field;
 879                 MonoImage      *image;
 880                 MonoVTable     *vtable;
 881                 const char     *name;
 882                 MonoJumpInfoToken  *token;
 883                 MonoJumpInfoBBTable *table;
 884                 MonoJumpInfoRgctxEntry *rgctx_entry;
 885                 MonoJumpInfoImtTramp *imt_tramp;
 886         } data;
 887 };
 888
 889 /* Contains information describing an rgctx entry */
 890 struct MonoJumpInfoRgctxEntry {
 891         MonoMethod *method;
 892         gboolean in_mrgctx;
 893         MonoJumpInfo *data; /* describes the data to be loaded */
 894         int info_type;
 895 };
 896
 897 typedef enum {
 898         MONO_TRAMPOLINE_JIT,
 899         MONO_TRAMPOLINE_JUMP,
 900         MONO_TRAMPOLINE_CLASS_INIT,
 901         MONO_TRAMPOLINE_GENERIC_CLASS_INIT,
 902         MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
 903         MONO_TRAMPOLINE_AOT,
 904         MONO_TRAMPOLINE_AOT_PLT,
 905         MONO_TRAMPOLINE_DELEGATE,
 906         MONO_TRAMPOLINE_RESTORE_STACK_PROT,
 907         MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
 908         MONO_TRAMPOLINE_MONITOR_ENTER,
 909         MONO_TRAMPOLINE_MONITOR_EXIT,
 910 #ifdef MONO_ARCH_LLVM_SUPPORTED
 911         MONO_TRAMPOLINE_LLVM_VCALL,
 912 #endif
 913         MONO_TRAMPOLINE_NUM
 914 } MonoTrampolineType;
 915
 916 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t)             \
 917         ((t) == MONO_TRAMPOLINE_CLASS_INIT ||           \
 918          (t) == MONO_TRAMPOLINE_GENERIC_CLASS_INIT ||   \
 919          (t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT ||   \
 920          (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH ||     \
 921          (t) == MONO_TRAMPOLINE_MONITOR_ENTER ||        \
 922          (t) == MONO_TRAMPOLINE_MONITOR_EXIT)
 923
 924 /* optimization flags */
 925 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
 926 enum {
 927 #include "optflags-def.h"
 928         MONO_OPT_LAST
 929 };
 930
 931 /* Bit-fields in the MonoBasicBlock.region */
 932 #define MONO_REGION_TRY       0
 933 #define MONO_REGION_FINALLY  16
 934 #define MONO_REGION_CATCH    32
 935 #define MONO_REGION_FAULT    64         /* Currently unused */
 936 #define MONO_REGION_FILTER  128
 937
 938 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
 939
 940 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
 941
 942 #define vreg_is_volatile(cfg, vreg) (G_UNLIKELY (get_vreg_to_inst ((cfg), (vreg)) && (get_vreg_to_inst ((cfg), (vreg))->flags & (MONO_INST_VOLATILE|MONO_INST_INDIRECT))))
 943
 944 /*
 945  * Control Flow Graph and compilation unit information
 946  */
 947 typedef struct {
 948         MonoMethod      *method;
 949         MonoMethodHeader *header;
 950         MonoMemPool     *mempool;
 951         MonoInst       **varinfo;
 952         MonoMethodVar   *vars;
 953         MonoInst        *ret;
 954         MonoBasicBlock  *bb_entry;
 955         MonoBasicBlock  *bb_exit;
 956         MonoBasicBlock  *bb_init;
 957         MonoBasicBlock **bblocks;
 958         MonoBasicBlock **cil_offset_to_bb;
 959         MonoMemPool     *state_pool; /* used by instruction selection */
 960         MonoBasicBlock  *cbb;        /* used by instruction selection */
 961         MonoInst        *prev_ins;   /* in decompose */
 962         MonoJumpInfo    *patch_info;
 963         MonoJitInfo     *jit_info;
 964         MonoJitDynamicMethodInfo *dynamic_info;
 965         guint            num_bblocks, max_block_num;
 966         guint            locals_start;
 967         guint            num_varinfo; /* used items in varinfo */
 968         guint            varinfo_count; /* total storage in varinfo */
 969         gint             stack_offset;
 970         gint             max_ireg;
 971         gint             cil_offset_to_bb_len;
 972         gint             locals_min_stack_offset, locals_max_stack_offset;
 973         MonoRegState    *rs;
 974         MonoSpillInfo   *spill_info [16]; /* machine register spills */
 975         gint             spill_count;
 976         gint             spill_info_len [16];
 977         /* unsigned char   *cil_code; */
 978         MonoMethod      *inlined_method; /* the method which is currently inlined */
 979         MonoInst        *domainvar; /* a cache for the current domain */
 980         MonoInst        *got_var; /* Global Offset Table variable */
 981         MonoInst        **locals;
 982         MonoInst        *rgctx_var; /* Runtime generic context variable (for static generic methods) */
 983         MonoInst        **args;
 984         MonoType        **arg_types;
 985         MonoMethod      *current_method; /* The method currently processed by method_to_ir () */
 986         MonoMethod      *method_to_register; /* The method to register in JIT info tables */
 987         MonoGenericContext *generic_context;
 988
 989         /*
 990          * This variable represents the hidden argument holding the vtype
 991          * return address. If the method returns something other than a vtype, or
 992          * the vtype is returned in registers this is NULL.
 993          */
 994         MonoInst        *vret_addr;
 995
 996         /*
 997          * This is used to initialize the cil_code field of MonoInst's.
 998          */
 999         const unsigned char *ip;
1000
1001         struct MonoAliasingInformation *aliasing_info;
1002
1003         /* A hashtable of region ID-> SP var mappings */
1004         /* An SP var is a place to store the stack pointer (used by handlers)*/
1005         GHashTable      *spvars;
1006
1007         /* A hashtable of region ID -> EX var mappings */
1008         /* An EX var stores the exception object passed to catch/filter blocks */
1009         GHashTable      *exvars;
1010
1011         GList           *ldstr_list; /* used by AOT */
1012
1013         MonoDomain      *domain;
1014
1015         guint            real_offset;
1016         GHashTable      *cbb_hash;
1017
1018         /* The current virtual register number */
1019         guint32 next_vreg;
1020
1021         MonoGenericSharingContext *generic_sharing_context;
1022
1023         unsigned char   *cil_start;
1024         unsigned char   *native_code;
1025         guint            code_size;
1026         guint            code_len;
1027         guint            prolog_end;
1028         guint            epilog_begin;
1029         regmask_t        used_int_regs;
1030         guint32          opt;
1031         guint32          prof_options;
1032         guint32          flags;
1033         guint32          comp_done;
1034         guint32          verbose_level;
1035         guint32          stack_usage;
1036         guint32          param_area;
1037         guint32          frame_reg;
1038         gint32           sig_cookie;
1039         guint            disable_aot : 1;
1040         guint            disable_ssa : 1;
1041         guint            disable_llvm : 1;
1042         guint            enable_extended_bblocks : 1;
1043         guint            run_cctors : 1;
1044         guint            need_lmf_area : 1;
1045         guint            compile_aot : 1;
1046         guint            compile_llvm : 1;
1047         guint            got_var_allocated : 1;
1048         guint            ret_var_is_local : 1;
1049         guint            ret_var_set : 1;
1050         guint            globalra : 1;
1051         guint            unverifiable : 1;
1052         guint            skip_visibility : 1;
1053         guint            disable_reuse_registers : 1;
1054         guint            disable_reuse_stack_slots : 1;
1055         guint            disable_reuse_ref_stack_slots : 1;
1056         guint            disable_initlocals_opt : 1;
1057         guint            disable_initlocals_opt_refs : 1;
1058         guint            disable_omit_fp : 1;
1059         guint            disable_vreg_to_lvreg : 1;
1060         guint            disable_deadce_vars : 1;
1061         guint            disable_out_of_line_bblocks : 1;
1062         guint            init_ref_vars : 1;
1063         guint            extend_live_ranges : 1;
1064         guint            compute_precise_live_ranges : 1;
1065         guint            has_got_slots : 1;
1066         guint            uses_rgctx_reg : 1;
1067         guint            uses_vtable_reg : 1;
1068         guint            uses_simd_intrinsics : 1;
1069         guint            keep_cil_nops : 1;
1070         guint            gen_seq_points : 1;
1071         guint            explicit_null_checks : 1;
1072         gpointer         debug_info;
1073         guint32          lmf_offset;
1074     guint16          *intvars;
1075         MonoProfileCoverageInfo *coverage_info;
1076         GHashTable       *token_info_hash;
1077         MonoCompileArch  arch;
1078         guint32          inline_depth;
1079         guint32          exception_type;        /* MONO_EXCEPTION_* */
1080         guint32          exception_data;
1081         char*            exception_message;
1082         gpointer         exception_ptr;
1083
1084         guint8 *         encoded_unwind_ops;
1085         guint32          encoded_unwind_ops_len;
1086         GSList*          unwind_ops;
1087
1088         /* Fields used by the local reg allocator */
1089         void*            reginfo;
1090         int              reginfo_len;
1091
1092         /* Maps vregs to their associated MonoInst's */
1093         /* vregs with an associated MonoInst are 'global' while others are 'local' */
1094         MonoInst **vreg_to_inst;
1095
1096         /* Size of above array */
1097         guint32 vreg_to_inst_len;
1098
1099         /*
1100          * The original method to compile, differs from 'method' when doing generic
1101          * sharing.
1102          */
1103         MonoMethod *orig_method;
1104
1105         /* Patches which describe absolute addresses embedded into the native code */
1106         GHashTable *abs_patches;
1107
1108         /* If the arch passes valuetypes by address, then for methods
1109            which use JMP the arch code should use these local
1110            variables to store the addresses of incoming valuetypes.
1111            The addresses should be stored in mono_arch_emit_prolog()
1112            and can be used when emitting code for OP_JMP.  See
1113            mini-ppc.c. */
1114         MonoInst **tailcall_valuetype_addrs;
1115
1116         /* Used to implement iconv_to_r8_raw on archs that can't do raw
1117         copy between an ireg and a freg. This is an int32 var.*/
1118         MonoInst *iconv_raw_var;
1119
1120         /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1121         MonoInst *fconv_to_r8_x_var;
1122
1123         /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1124         MonoInst *simd_ctor_var;
1125
1126         /* Used to implement dyn_call */
1127         MonoInst *dyn_call_var;
1128
1129         /*
1130          * List of sequence points represented as IL offset+native offset pairs.
1131          * Allocated using glib.
1132          * IL offset can be -1 or 0xffffff to refer to the sequence points
1133          * inside the prolog and epilog used to implement method entry/exit events.
1134          */
1135         GPtrArray *seq_points;
1136
1137         /* The encoded sequence point info */
1138         MonoSeqPointInfo *seq_point_info;
1139
1140         /* Used by AOT */
1141         guint32 got_offset, ex_info_offset, method_info_offset;
1142         /* Symbol used to refer to this method in generated assembly */
1143         char *asm_symbol;
1144
1145         MonoJitExceptionInfo *llvm_ex_info;
1146         guint32 llvm_ex_info_len;
1147
1148         GSList *try_block_holes;
1149 } MonoCompile;
1150
1151 typedef enum {
1152         MONO_CFG_HAS_ALLOCA = 1 << 0,
1153         MONO_CFG_HAS_CALLS  = 1 << 1,
1154         MONO_CFG_HAS_LDELEMA  = 1 << 2,
1155         MONO_CFG_HAS_VARARGS  = 1 << 3,
1156         MONO_CFG_HAS_TAIL     = 1 << 4,
1157         MONO_CFG_HAS_FPOUT    = 1 << 5, /* there are fp values passed in int registers */
1158         MONO_CFG_HAS_SPILLUP  = 1 << 6, /* spill var slots are allocated from bottom to top */
1159         MONO_CFG_HAS_CHECK_THIS  = 1 << 7,
1160         MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1161 } MonoCompileFlags;
1162
1163 typedef struct {
1164         gulong methods_compiled;
1165         gulong methods_aot;
1166         gulong methods_lookups;
1167         gulong method_trampolines;
1168         gulong allocate_var;
1169         gulong cil_code_size;
1170         gulong native_code_size;
1171         gulong code_reallocs;
1172         gulong max_code_size_ratio;
1173         gulong biggest_method_size;
1174         gulong allocated_code_size;
1175         gulong inlineable_methods;
1176         gulong inlined_methods;
1177         gulong basic_blocks;
1178         gulong max_basic_blocks;
1179         gulong locals_stack_size;
1180         gulong regvars;
1181         gulong cas_declsec_check;
1182         gulong cas_linkdemand_icall;
1183         gulong cas_linkdemand_pinvoke;
1184         gulong cas_linkdemand_aptc;
1185         gulong cas_linkdemand;
1186         gulong cas_demand_generation;
1187         gulong generic_virtual_invocations;
1188         char *max_ratio_method;
1189         char *biggest_method;
1190         gboolean enabled;
1191 } MonoJitStats;
1192
1193 extern MonoJitStats mono_jit_stats;
1194
1195 /* opcodes: value assigned after all the CIL opcodes */
1196 #ifdef MINI_OP
1197 #undef MINI_OP
1198 #endif
1199 #ifdef MINI_OP3
1200 #undef MINI_OP3
1201 #endif
1202 #define MINI_OP(a,b,dest,src1,src2) a,
1203 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1204 enum {
1205         OP_START = MONO_CEE_LAST - 1,
1206 #include "mini-ops.h"
1207         OP_LAST
1208 };
1209 #undef MINI_OP
1210 #undef MINI_OP3
1211
1212 #if SIZEOF_VOID_P == 8
1213 #define OP_PCONST OP_I8CONST
1214 #define OP_PADD OP_LADD
1215 #define OP_PADD_IMM OP_LADD_IMM
1216 #define OP_PSUB OP_LSUB
1217 #define OP_PMUL OP_LMUL
1218 #define OP_PMUL_IMM OP_LMUL_IMM
1219 #define OP_PNEG OP_LNEG
1220 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1221 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1222 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1223 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1224 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1225 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1226 #define OP_PBEQ OP_LBEQ
1227 #define OP_PCEQ OP_LCEQ
1228 #define OP_PBNE_UN OP_LBNE_UN
1229 #define OP_PBGE_UN OP_LBGE_UN
1230 #define OP_PBLT_UN OP_LBLT_UN
1231 #define OP_PBGE OP_LBGE
1232 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1233 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1234 #else
1235 #define OP_PCONST OP_ICONST
1236 #define OP_PADD OP_IADD
1237 #define OP_PADD_IMM OP_IADD_IMM
1238 #define OP_PSUB OP_ISUB
1239 #define OP_PMUL OP_IMUL
1240 #define OP_PMUL_IMM OP_IMUL_IMM
1241 #define OP_PNEG OP_INEG
1242 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1243 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1244 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1245 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1246 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1247 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
1248 #define OP_PBEQ OP_IBEQ
1249 #define OP_PCEQ OP_ICEQ
1250 #define OP_PBNE_UN OP_IBNE_UN
1251 #define OP_PBGE_UN OP_IBGE_UN
1252 #define OP_PBLT_UN OP_IBLT_UN
1253 #define OP_PBGE OP_IBGE
1254 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
1255 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
1256 #endif
1257
1258 /* Opcodes to load/store regsize quantities */
1259 #ifdef __mono_ilp32__
1260 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
1261 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1262 #else
1263 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
1264 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
1265 #endif
1266
1267 typedef enum {
1268         STACK_INV,
1269         STACK_I4,
1270         STACK_I8,
1271         STACK_PTR,
1272         STACK_R8,
1273         STACK_MP,
1274         STACK_OBJ,
1275         STACK_VTYPE,
1276         STACK_MAX
1277 } MonoStackType;
1278
1279 typedef struct {
1280         union {
1281                 double   r8;
1282                 gint32   i4;
1283                 gint64   i8;
1284                 gpointer p;
1285                 MonoClass *klass;
1286         } data;
1287         int type;
1288 } StackSlot;
1289
1290 #if HAVE_ARRAY_ELEM_INIT
1291 extern const guint8 mono_burg_arity [];
1292 #else
1293 extern guint8 mono_burg_arity [];
1294 #endif
1295
1296 extern const char MONO_ARCH_CPU_SPEC [] MONO_INTERNAL;
1297 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
1298 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
1299 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [] MONO_INTERNAL;
1300 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
1301
1302 enum {
1303         MONO_COMP_DOM = 1,
1304         MONO_COMP_IDOM = 2,
1305         MONO_COMP_DFRONTIER = 4,
1306         MONO_COMP_DOM_REV = 8,
1307         MONO_COMP_LIVENESS = 16,
1308         MONO_COMP_SSA = 32,
1309         MONO_COMP_SSA_DEF_USE = 64,
1310         MONO_COMP_REACHABILITY = 128,
1311         MONO_COMP_LOOPS = 256
1312 };
1313
1314 typedef enum {
1315         MONO_GRAPH_CFG = 1,
1316         MONO_GRAPH_DTREE = 2,
1317         MONO_GRAPH_CFG_CODE = 4,
1318         MONO_GRAPH_CFG_SSA = 8,
1319         MONO_GRAPH_CFG_OPTCODE = 16
1320 } MonoGraphOptions;
1321
1322 typedef struct {
1323         guint16 size;
1324         guint16 offset;
1325         guint8  pad;
1326 } MonoJitArgumentInfo;
1327
1328 typedef struct {
1329         gboolean handle_sigint;
1330         gboolean keep_delegates;
1331         gboolean collect_pagefault_stats;
1332         gboolean break_on_unverified;
1333         gboolean better_cast_details;
1334         gboolean mdb_optimizations;
1335         gboolean no_gdb_backtrace;
1336         gboolean suspend_on_sigsegv;
1337         gboolean dyn_runtime_invoke;
1338         gboolean gdb;
1339         gboolean gen_seq_points;
1340         gboolean explicit_null_checks;
1341         /*
1342          * Fill stack frames with 0x2a in method prologs. This helps with the
1343          * debugging of the stack marking code in the GC.
1344          */
1345         gboolean init_stacks;
1346 } MonoDebugOptions;
1347
1348 enum {
1349         BRANCH_NOT_TAKEN,
1350         BRANCH_TAKEN,
1351         BRANCH_UNDEF
1352 };
1353
1354 typedef enum {
1355         CMP_EQ,
1356         CMP_NE,
1357         CMP_LE,
1358         CMP_GE,
1359         CMP_LT,
1360         CMP_GT,
1361         CMP_LE_UN,
1362         CMP_GE_UN,
1363         CMP_LT_UN,
1364         CMP_GT_UN
1365 } CompRelation;
1366
1367 typedef enum {
1368         CMP_TYPE_L,
1369         CMP_TYPE_I,
1370         CMP_TYPE_F
1371 } CompType;
1372
1373 /* Implicit exceptions */
1374 enum {
1375         MONO_EXC_INDEX_OUT_OF_RANGE,
1376         MONO_EXC_OVERFLOW,
1377         MONO_EXC_ARITHMETIC,
1378         MONO_EXC_DIVIDE_BY_ZERO,
1379         MONO_EXC_INVALID_CAST,
1380         MONO_EXC_NULL_REF,
1381         MONO_EXC_ARRAY_TYPE_MISMATCH,
1382         MONO_EXC_INTRINS_NUM
1383 };
1384
1385 enum {
1386         MINI_TOKEN_SOURCE_CLASS,
1387         MINI_TOKEN_SOURCE_METHOD,
1388         MINI_TOKEN_SOURCE_FIELD
1389 };
1390
1391 /*
1392  * This structures contains information about a trampoline function required by
1393  * the AOT compiler in full-aot mode.
1394  */
1395 typedef struct
1396 {
1397         guint8 *code;
1398         guint32 code_size;
1399         char *name;
1400 } MonoAotTrampInfo;
1401
1402 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
1403
1404 /* main function */
1405 int         mono_main                      (int argc, char* argv[]);
1406 void        mono_set_defaults              (int verbose_level, guint32 opts);
1407 MonoDomain* mini_init                      (const char *filename, const char *runtime_version) MONO_INTERNAL;
1408 void        mini_cleanup                   (MonoDomain *domain) MONO_INTERNAL;
1409 MonoDebugOptions *mini_get_debug_options   (void) MONO_INTERNAL;
1410 char*       mono_get_runtime_build_info    (void) MONO_INTERNAL;
1411
1412 /* helper methods */
1413 void      mono_disable_optimizations       (guint32 opts) MONO_INTERNAL;
1414 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token) MONO_INTERNAL;
1415 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context) MONO_INTERNAL;
1416 MonoInst* mono_find_spvar_for_region        (MonoCompile *cfg, int region) MONO_INTERNAL;
1417 MonoInst* mono_find_exvar_for_offset        (MonoCompile *cfg, int offset) MONO_INTERNAL;
1418 int       mono_get_block_region_notry       (MonoCompile *cfg, int region) MONO_INTERNAL;
1419
1420 void      mono_precompile_assemblies        (void) MONO_INTERNAL;
1421 int       mono_parse_default_optimizations  (const char* p);
1422 void      mono_bblock_add_inst              (MonoBasicBlock *bb, MonoInst *inst) MONO_INTERNAL;
1423 void      mono_bblock_insert_after_ins      (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert) MONO_INTERNAL;
1424 void      mono_bblock_insert_before_ins     (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert) MONO_INTERNAL;
1425 void      mono_verify_bblock                (MonoBasicBlock *bb) MONO_INTERNAL;
1426 void      mono_verify_cfg                   (MonoCompile *cfg) MONO_INTERNAL;
1427 void      mono_constant_fold                (MonoCompile *cfg) MONO_INTERNAL;
1428 MonoInst* mono_constant_fold_ins            (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite) MONO_INTERNAL;
1429 int       mono_eval_cond_branch             (MonoInst *branch) MONO_INTERNAL;
1430 int       mono_is_power_of_two              (guint32 val) MONO_INTERNAL;
1431 void      mono_cprop_local                  (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size) MONO_INTERNAL;
1432 MonoInst* mono_compile_create_var           (MonoCompile *cfg, MonoType *type, int opcode) MONO_INTERNAL;
1433 MonoInst* mono_compile_create_var_for_vreg  (MonoCompile *cfg, MonoType *type, int opcode, int vreg) MONO_INTERNAL;
1434 void      mono_compile_make_var_load        (MonoCompile *cfg, MonoInst *dest, gssize var_index) MONO_INTERNAL;
1435 MonoInst* mono_compile_create_var_load      (MonoCompile *cfg, gssize var_index) MONO_INTERNAL;
1436 MonoInst* mono_compile_create_var_store     (MonoCompile *cfg, gssize var_index, MonoInst *value) MONO_INTERNAL;
1437 MonoType* mono_type_from_stack_type         (MonoInst *ins) MONO_INTERNAL;
1438 guint32   mono_alloc_ireg                   (MonoCompile *cfg) MONO_INTERNAL;
1439 guint32   mono_alloc_freg                   (MonoCompile *cfg) MONO_INTERNAL;
1440 guint32   mono_alloc_preg                   (MonoCompile *cfg) MONO_INTERNAL;
1441 guint32   mono_alloc_dreg                   (MonoCompile *cfg, MonoStackType stack_type) MONO_INTERNAL;
1442
1443 void      mono_link_bblock                  (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to) MONO_INTERNAL;
1444 void      mono_unlink_bblock                (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to) MONO_INTERNAL;
1445 gboolean  mono_bblocks_linked               (MonoBasicBlock *bb1, MonoBasicBlock *bb2) MONO_INTERNAL;
1446 void      mono_remove_bblock                (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1447 void      mono_nullify_basic_block          (MonoBasicBlock *bb) MONO_INTERNAL;
1448 void      mono_merge_basic_blocks           (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn) MONO_INTERNAL;
1449 void      mono_optimize_branches            (MonoCompile *cfg) MONO_INTERNAL;
1450
1451 void      mono_blockset_print               (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom) MONO_INTERNAL;
1452 void      mono_print_ins_index              (int i, MonoInst *ins) MONO_INTERNAL;
1453 void      mono_print_ins                    (MonoInst *ins) MONO_INTERNAL;
1454 void      mono_print_bb                     (MonoBasicBlock *bb, const char *msg) MONO_INTERNAL;
1455 void      mono_print_code                   (MonoCompile *cfg, const char *msg) MONO_INTERNAL;
1456 void      mono_print_method_from_ip         (void *ip);
1457 char     *mono_pmip                         (void *ip);
1458 const char* mono_inst_name                  (int op);
1459 void      mono_inst_set_src_registers       (MonoInst *ins, int *regs) MONO_INTERNAL;
1460 int       mono_op_to_op_imm                 (int opcode) MONO_INTERNAL;
1461 int       mono_op_imm_to_op                 (int opcode) MONO_INTERNAL;
1462 int       mono_load_membase_to_load_mem     (int opcode) MONO_INTERNAL;
1463 guint     mono_type_to_load_membase         (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
1464 guint     mono_type_to_store_membase        (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
1465 guint     mini_type_to_stind                (MonoCompile* cfg, MonoType *type) MONO_INTERNAL;
1466 guint32   mono_reverse_branch_op            (guint32 opcode) MONO_INTERNAL;
1467 void      mono_disassemble_code             (MonoCompile *cfg, guint8 *code, int size, char *id) MONO_INTERNAL;
1468 void      mono_add_patch_info               (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_INTERNAL;
1469 void      mono_remove_patch_info            (MonoCompile *cfg, int ip) MONO_INTERNAL;
1470 MonoJumpInfo* mono_patch_info_dup_mp        (MonoMemPool *mp, MonoJumpInfo *patch_info) MONO_INTERNAL;
1471 guint     mono_patch_info_hash (gconstpointer data) MONO_INTERNAL;
1472 gint      mono_patch_info_equal (gconstpointer ka, gconstpointer kb) MONO_INTERNAL;
1473 MonoJumpInfo *mono_patch_info_list_prepend  (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target) MONO_INTERNAL;
1474 gpointer  mono_resolve_patch_target         (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors) MONO_INTERNAL;
1475 gpointer  mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji) MONO_INTERNAL;
1476 gpointer  mono_jit_find_compiled_method     (MonoDomain *domain, MonoMethod *method) MONO_INTERNAL;
1477 gpointer  mono_jit_compile_method           (MonoMethod *method) MONO_INTERNAL;
1478 MonoLMF * mono_get_lmf                      (void) MONO_INTERNAL;
1479 MonoLMF** mono_get_lmf_addr                 (void) MONO_INTERNAL;
1480 void      mono_set_lmf                      (MonoLMF *lmf) MONO_INTERNAL;
1481 void      mono_jit_thread_attach            (MonoDomain *domain);
1482 guint32   mono_get_jit_tls_key              (void) MONO_INTERNAL;
1483 gint32    mono_get_jit_tls_offset           (void) MONO_INTERNAL;
1484 gint32    mono_get_lmf_tls_offset           (void) MONO_INTERNAL;
1485 gint32    mono_get_lmf_addr_tls_offset      (void) MONO_INTERNAL;
1486 MonoInst* mono_get_jit_tls_intrinsic        (MonoCompile *cfg) MONO_INTERNAL;
1487 MonoInst* mono_get_domain_intrinsic         (MonoCompile* cfg) MONO_INTERNAL;
1488 MonoInst* mono_get_thread_intrinsic         (MonoCompile* cfg) MONO_INTERNAL;
1489 GList    *mono_varlist_insert_sorted        (MonoCompile *cfg, GList *list, MonoMethodVar *mv, gboolean sort_end) MONO_INTERNAL;
1490 GList    *mono_varlist_sort                 (MonoCompile *cfg, GList *list, int sort_type) MONO_INTERNAL;
1491 void      mono_analyze_liveness             (MonoCompile *cfg) MONO_INTERNAL;
1492 void      mono_linear_scan                  (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask) MONO_INTERNAL;
1493 void      mono_global_regalloc              (MonoCompile *cfg) MONO_INTERNAL;
1494 void      mono_create_jump_table            (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks) MONO_INTERNAL;
1495 int       mono_compile_assembly             (MonoAssembly *ass, guint32 opts, const char *aot_options) MONO_INTERNAL;
1496 MonoCompile *mini_method_compile            (MonoMethod *method, guint32 opts, MonoDomain *domain, gboolean run_cctors, gboolean compile_aot, int parts) MONO_INTERNAL;
1497 void      mono_destroy_compile              (MonoCompile *cfg) MONO_INTERNAL;
1498 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode) MONO_INTERNAL;
1499 void      mono_print_ins_index (int i, MonoInst *ins) MONO_INTERNAL;
1500 void      mono_print_ins (MonoInst *ins) MONO_INTERNAL;
1501 gboolean  mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method) MONO_INTERNAL;
1502 gboolean  mini_method_verify (MonoCompile *cfg, MonoMethod *method) MONO_INTERNAL;
1503 MonoInst *mono_get_got_var (MonoCompile *cfg) MONO_INTERNAL;
1504 void      mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset) MONO_INTERNAL;
1505 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args) MONO_INTERNAL;
1506 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this) MONO_INTERNAL;
1507
1508
1509 gboolean  mini_class_is_system_array (MonoClass *klass) MONO_INTERNAL;
1510 MonoMethodSignature *mono_get_element_address_signature (int arity) MONO_INTERNAL;
1511 MonoJitICallInfo    *mono_get_element_address_icall (int rank) MONO_INTERNAL;
1512 MonoJitICallInfo    *mono_get_array_new_va_icall (int rank) MONO_INTERNAL;
1513
1514 void      mono_linterval_add_range          (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to) MONO_INTERNAL;
1515 void      mono_linterval_print              (MonoLiveInterval *interval) MONO_INTERNAL;
1516 void      mono_linterval_print_nl (MonoLiveInterval *interval) MONO_INTERNAL;
1517 gboolean  mono_linterval_covers             (MonoLiveInterval *interval, int pos) MONO_INTERNAL;
1518 gint32    mono_linterval_get_intersect_pos  (MonoLiveInterval *i1, MonoLiveInterval *i2) MONO_INTERNAL;
1519 void      mono_linterval_split              (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos) MONO_INTERNAL;
1520 void      mono_liveness_handle_exception_clauses (MonoCompile *cfg) MONO_INTERNAL;
1521
1522 /* AOT */
1523 void      mono_aot_init                     (void) MONO_INTERNAL;
1524 gpointer  mono_aot_get_method               (MonoDomain *domain,
1525                                                                                          MonoMethod *method) MONO_INTERNAL;
1526 gpointer  mono_aot_get_method_from_token    (MonoDomain *domain, MonoImage *image, guint32 token) MONO_INTERNAL;
1527 gboolean  mono_aot_is_got_entry             (guint8 *code, guint8 *addr) MONO_INTERNAL;
1528 guint8*   mono_aot_get_plt_entry            (guint8 *code) MONO_INTERNAL;
1529 guint32   mono_aot_get_plt_info_offset      (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
1530 gboolean  mono_aot_get_cached_class_info    (MonoClass *klass, MonoCachedClassInfo *res) MONO_INTERNAL;
1531 gboolean  mono_aot_get_class_from_name      (MonoImage *image, const char *name_space, const char *name, MonoClass **klass) MONO_INTERNAL;
1532 MonoJitInfo* mono_aot_find_jit_info         (MonoDomain *domain, MonoImage *image, gpointer addr) MONO_INTERNAL;
1533 gpointer mono_aot_plt_resolve               (gpointer aot_module, guint32 plt_info_offset, guint8 *code) MONO_INTERNAL;
1534 gpointer mono_aot_get_method_from_vt_slot   (MonoDomain *domain, MonoVTable *vtable, int slot) MONO_INTERNAL;
1535 gpointer mono_aot_create_specific_trampoline   (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
1536 gpointer mono_aot_get_named_code            (const char *name) MONO_INTERNAL;
1537 gpointer mono_aot_get_unbox_trampoline      (MonoMethod *method) MONO_INTERNAL;
1538 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot) MONO_INTERNAL;
1539 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr) MONO_INTERNAL;
1540 gpointer mono_aot_get_imt_thunk             (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp) MONO_INTERNAL;
1541 guint8*  mono_aot_get_unwind_info           (MonoJitInfo *ji, guint32 *unwind_info_len) MONO_INTERNAL;
1542 guint32  mono_aot_method_hash               (MonoMethod *method) MONO_INTERNAL;
1543 char*    mono_aot_wrapper_name              (MonoMethod *method) MONO_INTERNAL;
1544 MonoAotTrampInfo* mono_aot_tramp_info_create (const char *name, guint8 *code, guint32 code_len) MONO_INTERNAL;
1545 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method) MONO_INTERNAL;
1546 guint32  mono_aot_get_got_offset            (MonoJumpInfo *ji) MONO_INTERNAL;
1547 char*    mono_aot_get_method_name           (MonoCompile *cfg) MONO_INTERNAL;
1548 char*    mono_aot_get_plt_symbol            (MonoJumpInfoType type, gconstpointer data) MONO_INTERNAL;
1549 char*    mono_aot_get_method_debug_name     (MonoCompile *cfg) MONO_INTERNAL;
1550 MonoJumpInfo* mono_aot_patch_info_dup       (MonoJumpInfo* ji) MONO_INTERNAL;
1551 void     mono_aot_set_make_unreadable       (gboolean unreadable) MONO_INTERNAL;
1552 gboolean mono_aot_is_pagefault              (void *ptr) MONO_INTERNAL;
1553 void     mono_aot_handle_pagefault          (void *ptr) MONO_INTERNAL;
1554
1555 /* This is an exported function */
1556 void     mono_aot_register_globals          (gpointer *globals);
1557 /* This too */
1558 void     mono_aot_register_module           (gpointer *aot_info);
1559
1560 void     mono_xdebug_init                   (char *xdebug_opts) MONO_INTERNAL;
1561 void     mono_save_xdebug_info              (MonoCompile *cfg) MONO_INTERNAL;
1562 void     mono_save_trampoline_xdebug_info   (const char *tramp_name, guint8 *code, guint32 code_size, GSList *unwind_info) MONO_INTERNAL;
1563 /* This is an exported function */
1564 void     mono_xdebug_flush                  (void) MONO_INTERNAL;
1565
1566 /* LLVM backend */
1567 void     mono_llvm_init                     (void) MONO_INTERNAL;
1568 void     mono_llvm_cleanup                  (void) MONO_INTERNAL;
1569 void     mono_llvm_emit_method              (MonoCompile *cfg) MONO_INTERNAL;
1570 void     mono_llvm_emit_call                (MonoCompile *cfg, MonoCallInst *call) MONO_INTERNAL;
1571 void     mono_llvm_create_aot_module        (const char *got_symbol) MONO_INTERNAL;
1572 void     mono_llvm_emit_aot_module          (const char *filename, int got_size) MONO_INTERNAL;
1573
1574 gboolean  mono_method_blittable             (MonoMethod *method) MONO_INTERNAL;
1575 gboolean  mono_method_same_domain           (MonoJitInfo *caller, MonoJitInfo *callee) MONO_INTERNAL;
1576
1577 void      mono_register_opcode_emulation    (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw) MONO_INTERNAL;
1578 void      mono_draw_graph                   (MonoCompile *cfg, MonoGraphOptions draw_options) MONO_INTERNAL;
1579 void      mono_add_ins_to_end               (MonoBasicBlock *bb, MonoInst *inst) MONO_INTERNAL;
1580 gpointer  mono_create_ftnptr                (MonoDomain *domain, gpointer addr) MONO_INTERNAL;
1581
1582 void      mono_replace_ins                  (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
1583
1584 int               mono_find_method_opcode      (MonoMethod *method) MONO_INTERNAL;
1585 MonoJitICallInfo *mono_find_jit_icall_by_name  (const char *name) MONO_INTERNAL;
1586 MonoJitICallInfo *mono_find_jit_icall_by_addr  (gconstpointer addr) MONO_INTERNAL;
1587 MonoJitICallInfo *mono_register_jit_icall      (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save) MONO_INTERNAL;
1588 gconstpointer     mono_icall_get_wrapper       (MonoJitICallInfo* callinfo) MONO_INTERNAL;
1589
1590 void              mono_trampolines_init (void) MONO_INTERNAL;
1591 void              mono_trampolines_cleanup (void) MONO_INTERNAL;
1592 guint8 *          mono_get_trampoline_code (MonoTrampolineType tramp_type) MONO_INTERNAL;
1593 gpointer          mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
1594 gpointer          mono_create_jump_trampoline (MonoDomain *domain,
1595                                                                                            MonoMethod *method,
1596                                                                                            gboolean add_sync_wrapper) MONO_INTERNAL;
1597 gpointer          mono_create_class_init_trampoline (MonoVTable *vtable) MONO_INTERNAL;
1598 gpointer          mono_create_generic_class_init_trampoline (void) MONO_INTERNAL;
1599 gpointer          mono_create_jit_trampoline (MonoMethod *method) MONO_INTERNAL;
1600 gpointer          mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token) MONO_INTERNAL;
1601 gpointer          mono_create_jit_trampoline_in_domain (MonoDomain *domain, MonoMethod *method) MONO_INTERNAL;
1602 gpointer          mono_create_delegate_trampoline (MonoClass *klass) MONO_INTERNAL;
1603 gpointer          mono_create_rgctx_lazy_fetch_trampoline (guint32 offset) MONO_INTERNAL;
1604 gpointer          mono_create_monitor_enter_trampoline (void) MONO_INTERNAL;
1605 gpointer          mono_create_monitor_exit_trampoline (void) MONO_INTERNAL;
1606 gpointer          mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr) MONO_INTERNAL;
1607 gpointer          mono_create_llvm_vcall_trampoline (MonoMethod *method) MONO_INTERNAL;
1608 gpointer          mono_create_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *m, int vt_offset) MONO_INTERNAL;
1609 MonoVTable*       mono_find_class_init_trampoline_by_addr (gconstpointer addr) MONO_INTERNAL;
1610 guint32           mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr) MONO_INTERNAL;
1611 gpointer          mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp) MONO_INTERNAL;
1612 gpointer          mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp) MONO_INTERNAL;
1613 gpointer          mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp) MONO_INTERNAL;
1614 gpointer          mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
1615                                                                            guint8* tramp) MONO_INTERNAL;
1616 gpointer          mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
1617                                                                                    guint8* tramp) MONO_INTERNAL;
1618 void              mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp) MONO_INTERNAL;
1619 void              mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp) MONO_INTERNAL;
1620 void              mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp) MONO_INTERNAL;
1621 void              mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp) MONO_INTERNAL;
1622 gconstpointer     mono_get_trampoline_func (MonoTrampolineType tramp_type);
1623 gpointer          mini_get_vtable_trampoline (int slot_index) MONO_INTERNAL;
1624 gpointer*         mono_get_vcall_slot_addr (guint8* code, mgreg_t *regs) MONO_INTERNAL;
1625
1626 gboolean          mono_running_on_valgrind (void) MONO_INTERNAL;
1627 void*             mono_global_codeman_reserve (int size) MONO_INTERNAL;
1628 const char       *mono_regname_full (int reg, int bank) MONO_INTERNAL;
1629 gint32*           mono_allocate_stack_slots_full (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align) MONO_INTERNAL;
1630 gint32*           mono_allocate_stack_slots (MonoCompile *cfg, guint32 *stack_size, guint32 *stack_align) MONO_INTERNAL;
1631 void              mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1632 MonoInst         *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname) MONO_INTERNAL;
1633 void              mono_remove_critical_edges (MonoCompile *cfg) MONO_INTERNAL;
1634 gboolean          mono_is_regsize_var (MonoType *t) MONO_INTERNAL;
1635 void              mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align) MONO_INTERNAL;
1636 CompRelation      mono_opcode_to_cond (int opcode) MONO_INTERNAL;
1637 CompType          mono_opcode_to_type (int opcode, int cmp_opcode) MONO_INTERNAL;
1638 CompRelation      mono_negate_cond (CompRelation cond) MONO_INTERNAL;
1639 int               mono_op_imm_to_op (int opcode) MONO_INTERNAL;
1640 void              mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins) MONO_INTERNAL;
1641 void              mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins) MONO_INTERNAL;
1642 MonoUnwindOp     *mono_create_unwind_op (int when,
1643                                                                                  int tag, int reg,
1644                                                                                  int val) MONO_INTERNAL;
1645 void              mono_emit_unwind_op (MonoCompile *cfg, int when,
1646                                                                            int tag, int reg,
1647                                                                            int val) MONO_INTERNAL;
1648
1649 int               mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
1650                                                                          MonoInst *return_var, GList *dont_inline, MonoInst **inline_args,
1651                                                                          guint inline_offset, gboolean is_virtual_call) MONO_INTERNAL;
1652
1653 MonoInst         *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
1654 void              mono_decompose_long_opts (MonoCompile *cfg) MONO_INTERNAL;
1655 void              mono_decompose_vtype_opts (MonoCompile *cfg) MONO_INTERNAL;
1656 void              mono_decompose_array_access_opts (MonoCompile *cfg) MONO_INTERNAL;
1657 void              mono_decompose_soft_float (MonoCompile *cfg) MONO_INTERNAL;
1658 void              mono_handle_global_vregs (MonoCompile *cfg) MONO_INTERNAL;
1659 void              mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts) MONO_INTERNAL;
1660 void              mono_if_conversion (MonoCompile *cfg) MONO_INTERNAL;
1661
1662 /* methods that must be provided by the arch-specific port */
1663 void      mono_arch_init                        (void) MONO_INTERNAL;
1664 void      mono_arch_cleanup                     (void) MONO_INTERNAL;
1665 void      mono_arch_cpu_init                    (void) MONO_INTERNAL;
1666 guint32   mono_arch_cpu_optimizazions           (guint32 *exclude_mask) MONO_INTERNAL;
1667 void      mono_arch_instrument_mem_needs        (MonoMethod *method, int *stack, int *code) MONO_INTERNAL;
1668 void     *mono_arch_instrument_prolog           (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments) MONO_INTERNAL;
1669 void     *mono_arch_instrument_epilog           (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments) MONO_INTERNAL;
1670 void     *mono_arch_instrument_epilog_full     (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers) MONO_INTERNAL;
1671 void      mono_codegen                          (MonoCompile *cfg) MONO_INTERNAL;
1672 void      mono_call_inst_add_outarg_reg         (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, gboolean fp) MONO_INTERNAL;
1673 const char *mono_arch_regname                   (int reg) MONO_INTERNAL;
1674 const char *mono_arch_fregname                  (int reg) MONO_INTERNAL;
1675 gpointer  mono_arch_get_throw_exception         (void) MONO_INTERNAL;
1676 gpointer  mono_arch_get_rethrow_exception       (void) MONO_INTERNAL;
1677 gpointer  mono_arch_get_throw_exception_by_name (void) MONO_INTERNAL;
1678 gpointer  mono_arch_get_throw_corlib_exception  (void) MONO_INTERNAL;
1679 void      mono_arch_exceptions_init             (void) MONO_INTERNAL;
1680 guchar*   mono_arch_create_trampoline_code      (MonoTrampolineType tramp_type) MONO_INTERNAL;
1681 guchar*   mono_arch_create_trampoline_code_full (MonoTrampolineType tramp_type, guint32 *code_size, MonoJumpInfo **ji, GSList **out_unwind_ops, gboolean aot) MONO_INTERNAL;
1682 gpointer  mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot) MONO_INTERNAL;
1683 gpointer  mono_arch_create_rgctx_lazy_fetch_trampoline_full (guint32 slot, guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1684 gpointer  mono_arch_create_generic_class_init_trampoline (void) MONO_INTERNAL;
1685 gpointer  mono_arch_get_nullified_class_init_trampoline (guint32 *code_len) MONO_INTERNAL;
1686 gpointer  mono_arch_create_monitor_enter_trampoline (void) MONO_INTERNAL;
1687 gpointer  mono_arch_create_monitor_exit_trampoline (void) MONO_INTERNAL;
1688 gpointer  mono_arch_create_monitor_enter_trampoline_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1689 gpointer  mono_arch_create_monitor_exit_trampoline_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1690 gpointer  mono_arch_create_generic_class_init_trampoline_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1691 GList    *mono_arch_get_allocatable_int_vars    (MonoCompile *cfg) MONO_INTERNAL;
1692 GList    *mono_arch_get_global_int_regs         (MonoCompile *cfg) MONO_INTERNAL;
1693 GList    *mono_arch_get_global_fp_regs          (MonoCompile *cfg) MONO_INTERNAL;
1694 GList    *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call) MONO_INTERNAL;
1695 GList    *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call) MONO_INTERNAL;
1696 guint32   mono_arch_regalloc_cost               (MonoCompile *cfg, MonoMethodVar *vmv) MONO_INTERNAL;
1697 void      mono_arch_patch_code                  (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors) MONO_INTERNAL;
1698 void      mono_arch_flush_icache                (guint8 *code, gint size) MONO_INTERNAL;
1699 int       mono_arch_max_epilog_size             (MonoCompile *cfg) MONO_INTERNAL;
1700 guint8   *mono_arch_emit_prolog                 (MonoCompile *cfg) MONO_INTERNAL;
1701 void      mono_arch_emit_epilog                 (MonoCompile *cfg) MONO_INTERNAL;
1702 void      mono_arch_emit_exceptions             (MonoCompile *cfg) MONO_INTERNAL;
1703 void      mono_arch_lowering_pass               (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1704 void      mono_arch_peephole_pass_1             (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1705 void      mono_arch_peephole_pass_2             (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1706 void      mono_arch_output_basic_block          (MonoCompile *cfg, MonoBasicBlock *bb) MONO_INTERNAL;
1707 gboolean  mono_arch_has_unwind_info             (gconstpointer addr) MONO_INTERNAL;
1708 void      mono_arch_setup_jit_tls_data          (MonoJitTlsData *tls) MONO_INTERNAL;
1709 void      mono_arch_free_jit_tls_data           (MonoJitTlsData *tls) MONO_INTERNAL;
1710 void      mono_arch_fill_argument_info          (MonoCompile *cfg) MONO_INTERNAL;
1711 void      mono_arch_allocate_vars               (MonoCompile *m) MONO_INTERNAL;
1712 int       mono_arch_get_argument_info           (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info) MONO_INTERNAL;
1713 gboolean  mono_arch_print_tree                  (MonoInst *tree, int arity) MONO_INTERNAL;
1714 void      mono_arch_emit_call                   (MonoCompile *cfg, MonoCallInst *call) MONO_INTERNAL;
1715 void      mono_arch_emit_outarg_vt              (MonoCompile *cfg, MonoInst *ins, MonoInst *src) MONO_INTERNAL;
1716 void      mono_arch_emit_setret                 (MonoCompile *cfg, MonoMethod *method, MonoInst *val) MONO_INTERNAL;
1717 MonoDynCallInfo *mono_arch_dyn_call_prepare     (MonoMethodSignature *sig) MONO_INTERNAL;
1718 void      mono_arch_dyn_call_free               (MonoDynCallInfo *info) MONO_INTERNAL;
1719 void      mono_arch_start_dyn_call              (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len) MONO_INTERNAL;
1720 void      mono_arch_finish_dyn_call             (MonoDynCallInfo *info, guint8 *buf) MONO_INTERNAL;
1721 MonoInst *mono_arch_emit_inst_for_method        (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args) MONO_INTERNAL;
1722 void      mono_arch_decompose_opts              (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
1723 void      mono_arch_decompose_long_opts         (MonoCompile *cfg, MonoInst *ins) MONO_INTERNAL;
1724 GSList*   mono_arch_get_delegate_invoke_impls   (void) MONO_INTERNAL;
1725 LLVMCallInfo* mono_arch_get_llvm_call_info      (MonoCompile *cfg, MonoMethodSignature *sig) MONO_INTERNAL;
1726 guint8*   mono_arch_emit_load_got_addr          (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji) MONO_INTERNAL;
1727 guint8*   mono_arch_emit_load_aotconst          (guint8 *start, guint8 *code, MonoJumpInfo **ji, int tramp_type, gconstpointer target) MONO_INTERNAL;
1728 GSList*   mono_arch_get_cie_program             (void) MONO_INTERNAL;
1729
1730 /* Soft Debug support */
1731 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
1732 void      mono_arch_set_breakpoint              (MonoJitInfo *ji, guint8 *ip) MONO_INTERNAL;
1733 void      mono_arch_clear_breakpoint            (MonoJitInfo *ji, guint8 *ip) MONO_INTERNAL;
1734 void      mono_arch_start_single_stepping       (void) MONO_INTERNAL;
1735 void      mono_arch_stop_single_stepping        (void) MONO_INTERNAL;
1736 gboolean  mono_arch_is_single_step_event        (void *info, void *sigctx) MONO_INTERNAL;
1737 gboolean  mono_arch_is_breakpoint_event         (void *info, void *sigctx) MONO_INTERNAL;
1738 guint8*   mono_arch_get_ip_for_single_step      (MonoJitInfo *ji, MonoContext *ctx) MONO_INTERNAL;
1739 guint8*   mono_arch_get_ip_for_breakpoint       (MonoJitInfo *ji, MonoContext *ctx) MONO_INTERNAL;
1740 void     mono_arch_skip_breakpoint              (MonoContext *ctx) MONO_INTERNAL;
1741 void     mono_arch_skip_single_step             (MonoContext *ctx) MONO_INTERNAL;
1742 gpointer mono_arch_get_seq_point_info           (MonoDomain *domain, guint8 *code) MONO_INTERNAL;
1743 #endif
1744
1745 MonoJitInfo *mono_arch_find_jit_info            (MonoDomain *domain,
1746                                                  MonoJitTlsData *jit_tls,
1747                                                  MonoJitInfo *res,
1748                                                  MonoJitInfo *prev_ji,
1749                                                  MonoContext *ctx,
1750                                                  MonoContext *new_ctx,
1751                                                  MonoLMF **lmf,
1752                                                  gboolean *managed) MONO_INTERNAL;
1753 gboolean
1754 mono_arch_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
1755                                                          MonoJitInfo *ji, MonoContext *ctx,
1756                                                          MonoContext *new_ctx, MonoLMF **lmf,
1757                                                          StackFrameInfo *frame_info) MONO_INTERNAL;
1758 gpointer mono_arch_get_call_filter              (void) MONO_INTERNAL;
1759 gpointer mono_arch_get_restore_context          (void) MONO_INTERNAL;
1760 gpointer mono_arch_get_call_filter_full         (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1761 gpointer mono_arch_get_restore_context_full     (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1762 gpointer  mono_arch_get_throw_exception_full    (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1763 gpointer  mono_arch_get_rethrow_exception_full  (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1764 gpointer  mono_arch_get_throw_exception_by_name_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1765 gpointer  mono_arch_get_throw_corlib_exception_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1766 gpointer  mono_arch_get_throw_pending_exception_full (guint32 *code_size, MonoJumpInfo **ji, gboolean aot) MONO_INTERNAL;
1767 gboolean mono_arch_handle_exception             (void *sigctx, gpointer obj, gboolean test_only) MONO_INTERNAL;
1768 void     mono_arch_handle_altstack_exception    (void *sigctx, gpointer fault_addr, gboolean stack_ovf) MONO_INTERNAL;
1769 gboolean mono_handle_soft_stack_ovf             (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr) MONO_INTERNAL;
1770 gpointer mono_arch_ip_from_context              (void *sigctx) MONO_INTERNAL;
1771 void     mono_arch_sigctx_to_monoctx            (void *sigctx, MonoContext *ctx) MONO_INTERNAL;
1772 void     mono_arch_monoctx_to_sigctx            (MonoContext *mctx, void *ctx) MONO_INTERNAL;
1773 gpointer mono_arch_context_get_int_reg          (MonoContext *ctx, int reg) MONO_INTERNAL;
1774 void     mono_arch_flush_register_windows       (void) MONO_INTERNAL;
1775 gboolean mono_arch_is_inst_imm                  (gint64 imm) MONO_INTERNAL;
1776 MonoInst* mono_arch_get_domain_intrinsic        (MonoCompile* cfg) MONO_INTERNAL;
1777 gboolean mono_arch_is_int_overflow              (void *sigctx, void *info) MONO_INTERNAL;
1778 void     mono_arch_invalidate_method            (MonoJitInfo *ji, void *func, gpointer func_arg) MONO_INTERNAL;
1779 guint32  mono_arch_get_patch_offset             (guint8 *code) MONO_INTERNAL;
1780 gpointer mono_arch_get_vcall_slot               (guint8 *code, mgreg_t *regs, int *displacement) MONO_INTERNAL;
1781 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs) MONO_INTERNAL;
1782 void     mono_arch_create_vars                  (MonoCompile *cfg) MONO_INTERNAL;
1783 void     mono_arch_save_unwind_info             (MonoCompile *cfg) MONO_INTERNAL;
1784 void     mono_arch_register_lowlevel_calls      (void) MONO_INTERNAL;
1785 gpointer mono_arch_get_unbox_trampoline         (MonoGenericSharingContext *gsctx, MonoMethod *m, gpointer addr) MONO_INTERNAL;
1786 gpointer mono_arch_get_static_rgctx_trampoline  (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr) MONO_INTERNAL;
1787 gpointer  mono_arch_get_llvm_imt_trampoline     (MonoDomain *domain, MonoMethod *method, int vt_offset) MONO_INTERNAL;
1788 void     mono_arch_patch_callsite               (guint8 *method_start, guint8 *code, guint8 *addr) MONO_INTERNAL;
1789 void     mono_arch_patch_plt_entry              (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr) MONO_INTERNAL;
1790 void     mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs) MONO_INTERNAL;
1791 void     mono_arch_nullify_plt_entry            (guint8 *code, mgreg_t *regs) MONO_INTERNAL;
1792 int      mono_arch_get_this_arg_reg             (MonoMethodSignature *sig, MonoGenericSharingContext *gsctx, guint8 *code) MONO_INTERNAL;
1793 gpointer mono_arch_get_this_arg_from_call       (MonoGenericSharingContext *gsctx, MonoMethodSignature *sig, mgreg_t *regs, guint8 *code) MONO_INTERNAL;
1794 gpointer mono_arch_get_delegate_invoke_impl     (MonoMethodSignature *sig, gboolean has_target) MONO_INTERNAL;
1795 gpointer mono_arch_create_specific_trampoline   (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len) MONO_INTERNAL;
1796 void        mono_arch_emit_imt_argument         (MonoCompile *cfg, MonoCallInst *call, MonoInst *imt_arg) MONO_INTERNAL;
1797 MonoMethod* mono_arch_find_imt_method           (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
1798 MonoVTable* mono_arch_find_static_call_vtable   (mgreg_t *regs, guint8 *code) MONO_INTERNAL;
1799 gpointer    mono_arch_build_imt_thunk           (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp) MONO_INTERNAL;
1800 void    mono_arch_notify_pending_exc            (void) MONO_INTERNAL;
1801
1802 /* Exception handling */
1803
1804 /* Same as MonoStackWalk, but pass the context/frame type as well */
1805 typedef gboolean (*MonoJitStackWalk)            (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
1806
1807 void     mono_exceptions_init                   (void) MONO_INTERNAL;
1808 gboolean mono_handle_exception                  (MonoContext *ctx, gpointer obj,
1809                                                  gpointer original_ip, gboolean test_only) MONO_INTERNAL;
1810 void     mono_handle_native_sigsegv             (int signal, void *sigctx) MONO_INTERNAL;
1811 void     mono_print_thread_dump                 (void *sigctx);
1812 void     mono_print_thread_dump_from_ctx        (MonoContext *ctx);
1813 void     mono_jit_walk_stack                    (MonoStackWalk func, gboolean do_il_offset, gpointer user_data) MONO_INTERNAL;
1814 void     mono_jit_walk_stack_from_ctx           (MonoStackWalk func, MonoContext *ctx, gboolean do_il_offset, gpointer user_data) MONO_INTERNAL;
1815 void     mono_jit_walk_stack_from_ctx_in_thread (MonoJitStackWalk func, MonoDomain *domain, MonoContext *start_ctx, gboolean do_il_offset, MonoInternalThread *thread, MonoLMF *lmf, gpointer user_data) MONO_INTERNAL;
1816 void     mono_setup_altstack                    (MonoJitTlsData *tls) MONO_INTERNAL;
1817 void     mono_free_altstack                     (MonoJitTlsData *tls) MONO_INTERNAL;
1818 gpointer mono_altstack_restore_prot             (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp) MONO_INTERNAL;
1819 MonoJitInfo* mini_jit_info_table_find           (MonoDomain *domain, char *addr, MonoDomain **out_domain) MONO_INTERNAL;
1820 void     mono_resume_unwind                     (void) MONO_INTERNAL;
1821
1822 MonoJitInfo * mono_find_jit_info                (MonoDomain *domain, MonoJitTlsData *jit_tls, MonoJitInfo *res, MonoJitInfo *prev_ji, MonoContext *ctx, MonoContext *new_ctx, char **trace, MonoLMF **lmf, int *native_offset, gboolean *managed) MONO_INTERNAL;
1823
1824 gboolean
1825 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
1826                                                 MonoJitInfo *prev_ji, MonoContext *ctx,
1827                                                 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
1828                                                 StackFrameInfo *frame) MONO_INTERNAL;
1829
1830 gpointer mono_get_throw_exception               (void) MONO_INTERNAL;
1831 gpointer mono_get_rethrow_exception             (void) MONO_INTERNAL;
1832 gpointer mono_get_call_filter                   (void) MONO_INTERNAL;
1833 gpointer mono_get_restore_context               (void) MONO_INTERNAL;
1834 gpointer mono_get_throw_exception_by_name       (void) MONO_INTERNAL;
1835 gpointer mono_get_throw_corlib_exception        (void) MONO_INTERNAL;
1836
1837 /* the new function to do stack walks */
1838 typedef gboolean (*MonoStackFrameWalk)          (MonoDomain *domain, MonoContext *ctx, MonoJitInfo *ji, gpointer data);
1839 void      mono_walk_stack                       (MonoDomain *domain, MonoJitTlsData *jit_tls, MonoContext *start_ctx, MonoStackFrameWalk func, gpointer user_data);
1840
1841 MonoArray *ves_icall_get_trace                  (MonoException *exc, gint32 skip, MonoBoolean need_file_info) MONO_INTERNAL;
1842 MonoBoolean ves_icall_get_frame_info            (gint32 skip, MonoBoolean need_file_info,
1843                                                  MonoReflectionMethod **method,
1844                                                  gint32 *iloffset, gint32 *native_offset,
1845                                                  MonoString **file, gint32 *line, gint32 *column) MONO_INTERNAL;
1846 MonoString *ves_icall_System_Exception_get_trace (MonoException *exc) MONO_INTERNAL;
1847
1848 /* Dominator/SSA methods */
1849 void        mono_compile_dominator_info         (MonoCompile *cfg, int dom_flags) MONO_INTERNAL;
1850 void        mono_compute_natural_loops          (MonoCompile *cfg) MONO_INTERNAL;
1851 MonoBitSet* mono_compile_iterated_dfrontier     (MonoCompile *cfg, MonoBitSet *set) MONO_INTERNAL;
1852 void        mono_ssa_compute                    (MonoCompile *cfg) MONO_INTERNAL;
1853 void        mono_ssa_remove                     (MonoCompile *cfg) MONO_INTERNAL;
1854 void        mono_ssa_cprop                      (MonoCompile *cfg) MONO_INTERNAL;
1855 void        mono_ssa_deadce                     (MonoCompile *cfg) MONO_INTERNAL;
1856 void        mono_ssa_strength_reduction         (MonoCompile *cfg) MONO_INTERNAL;
1857 void        mono_free_loop_info                 (MonoCompile *cfg) MONO_INTERNAL;
1858
1859 void        mono_ssa_compute2                   (MonoCompile *cfg);
1860 void        mono_ssa_remove2                    (MonoCompile *cfg);
1861 void        mono_ssa_cprop2                     (MonoCompile *cfg);
1862 void        mono_ssa_deadce2                    (MonoCompile *cfg);
1863
1864 /* debugging support */
1865 void      mono_debug_init_method                (MonoCompile *cfg, MonoBasicBlock *start_block,
1866                                                  guint32 breakpoint_id) MONO_INTERNAL;
1867 void      mono_debug_open_method                (MonoCompile *cfg) MONO_INTERNAL;
1868 void      mono_debug_close_method               (MonoCompile *cfg) MONO_INTERNAL;
1869 void      mono_debug_open_block                 (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address) MONO_INTERNAL;
1870 void      mono_debug_record_line_number         (MonoCompile *cfg, MonoInst *ins, guint32 address) MONO_INTERNAL;
1871 void      mono_debug_serialize_debug_info       (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len) MONO_INTERNAL;
1872 void      mono_debug_add_aot_method             (MonoDomain *domain,
1873                                                  MonoMethod *method, guint8 *code_start,
1874                                                  guint8 *debug_info, guint32 debug_info_len) MONO_INTERNAL;
1875 void      mono_debug_add_icall_wrapper          (MonoMethod *method, MonoJitICallInfo* info) MONO_INTERNAL;
1876 void      mono_debug_print_vars                 (gpointer ip, gboolean only_arguments);
1877 void      mono_debugger_run_finally             (MonoContext *start_ctx);
1878
1879 extern gssize mono_breakpoint_info_index [MONO_BREAKPOINT_ARRAY_SIZE];
1880
1881 gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
1882
1883 #ifdef MONO_DEBUGGER_SUPPORTED
1884
1885 /* Mono Debugger support */
1886 void      mini_debugger_init                    (void);
1887 int       mini_debugger_main                    (MonoDomain *domain, MonoAssembly *assembly, int argc, char **argv);
1888 gboolean  mini_debug_running_inside_mdb         (void);
1889 void      mini_debugger_set_attach_ok           (void);
1890
1891 #endif
1892
1893 /* Tracing */
1894 MonoTraceSpec *mono_trace_parse_options         (const char *options) MONO_INTERNAL;
1895 void           mono_trace_set_assembly          (MonoAssembly *assembly) MONO_INTERNAL;
1896 gboolean       mono_trace_eval                  (MonoMethod *method) MONO_INTERNAL;
1897
1898 extern void
1899 mono_perform_abc_removal (MonoCompile *cfg) MONO_INTERNAL;
1900 extern void
1901 mono_perform_abc_removal (MonoCompile *cfg) MONO_INTERNAL;
1902 extern void
1903 mono_perform_ssapre (MonoCompile *cfg) MONO_INTERNAL;
1904 extern void
1905 mono_local_cprop (MonoCompile *cfg) MONO_INTERNAL;
1906 extern void
1907 mono_local_cprop (MonoCompile *cfg);
1908 extern void
1909 mono_local_deadce (MonoCompile *cfg);
1910
1911 /* CAS - stack walk */
1912 MonoSecurityFrame* ves_icall_System_Security_SecurityFrame_GetSecurityFrame (gint32 skip) MONO_INTERNAL;
1913 MonoArray* ves_icall_System_Security_SecurityFrame_GetSecurityStack (gint32 skip) MONO_INTERNAL;
1914
1915 /* Generic sharing */
1916
1917
1918 void
1919 mono_set_generic_sharing_supported (gboolean supported) MONO_INTERNAL;
1920
1921 gboolean
1922 mono_class_generic_sharing_enabled (MonoClass *class) MONO_INTERNAL;
1923
1924 gpointer
1925 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot) MONO_INTERNAL;
1926
1927 gpointer
1928 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot) MONO_INTERNAL;
1929
1930 MonoMethodRuntimeGenericContext*
1931 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst) MONO_INTERNAL;
1932
1933 gboolean
1934 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars) MONO_INTERNAL;
1935
1936 int
1937 mono_class_rgctx_get_array_size (int n, gboolean mrgctx) MONO_INTERNAL;
1938
1939 guint32
1940 mono_method_lookup_or_register_other_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
1941         int info_type, MonoGenericContext *generic_context) MONO_INTERNAL;
1942
1943 MonoGenericContext
1944 mono_method_construct_object_context (MonoMethod *method) MONO_INTERNAL;
1945
1946 int
1947 mono_generic_context_check_used (MonoGenericContext *context) MONO_INTERNAL;
1948
1949 int
1950 mono_class_check_context_used (MonoClass *class) MONO_INTERNAL;
1951
1952 gboolean
1953 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars) MONO_INTERNAL;
1954
1955 gboolean
1956 mono_method_is_generic_impl (MonoMethod *method) MONO_INTERNAL;
1957 gboolean
1958 mono_method_is_generic_sharable_impl (MonoMethod *method, gboolean allow_type_vars) MONO_INTERNAL;
1959
1960 MonoGenericSharingContext* mono_get_generic_context_from_code (guint8 *code) MONO_INTERNAL;
1961
1962 MonoGenericContext* mini_method_get_context (MonoMethod *method) MONO_INTERNAL;
1963
1964 int mono_method_check_context_used (MonoMethod *method) MONO_INTERNAL;
1965
1966 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2) MONO_INTERNAL;
1967
1968 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
1969                                           guint32 token, guint32 token_source, guint32 rgctx_type,
1970                                           gint32 rgctx_index) MONO_INTERNAL;
1971
1972 void mono_generic_sharing_init (void) MONO_INTERNAL;
1973
1974 MonoClass* mini_class_get_container_class (MonoClass *class) MONO_INTERNAL;
1975 MonoGenericContext* mini_class_get_context (MonoClass *class) MONO_INTERNAL;
1976
1977 MonoType* mini_get_basic_type_from_generic (MonoGenericSharingContext *gsctx, MonoType *type) MONO_INTERNAL;
1978 MonoType* mini_type_get_underlying_type (MonoGenericSharingContext *gsctx, MonoType *type) MONO_INTERNAL;
1979
1980 int mini_type_stack_size (MonoGenericSharingContext *gsctx, MonoType *t, int *align) MONO_INTERNAL;
1981 int mini_type_stack_size_full (MonoGenericSharingContext *gsctx, MonoType *t, guint32 *align, gboolean pinvoke) MONO_INTERNAL;
1982 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst) MONO_INTERNAL;
1983 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_INTERNAL;
1984
1985 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb) MONO_INTERNAL;
1986
1987 /* wapihandles.c */
1988 int mini_wapi_hps (int argc, char **argv) MONO_INTERNAL;
1989
1990 int mini_wapi_semdel (int argc, char **argv) MONO_INTERNAL;
1991
1992 int mini_wapi_seminfo (int argc, char **argv) MONO_INTERNAL;
1993
1994 /* SIMD support */
1995
1996 /*
1997 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
1998 The AccelMode values are masks while the ones here are the bit indexes.
1999  */
2000 enum {
2001         SIMD_VERSION_SSE1       = 0,
2002         SIMD_VERSION_SSE2       = 1,
2003         SIMD_VERSION_SSE3       = 2,
2004         SIMD_VERSION_SSSE3      = 3,
2005         SIMD_VERSION_SSE41      = 4,
2006         SIMD_VERSION_SSE42      = 5,
2007         SIMD_VERSION_SSE4a      = 6,
2008 };
2009
2010 enum {
2011         SIMD_COMP_EQ,
2012         SIMD_COMP_LT,
2013         SIMD_COMP_LE,
2014         SIMD_COMP_UNORD,
2015         SIMD_COMP_NEQ,
2016         SIMD_COMP_NLT,
2017         SIMD_COMP_NLE,
2018         SIMD_COMP_ORD
2019 };
2020
2021 enum {
2022         SIMD_PREFETCH_MODE_NTA,
2023         SIMD_PREFETCH_MODE_0,
2024         SIMD_PREFETCH_MODE_1,
2025         SIMD_PREFETCH_MODE_2,
2026 };
2027
2028 const char *mono_arch_xregname (int reg) MONO_INTERNAL;
2029 void        mono_simd_simplify_indirection (MonoCompile *cfg) MONO_INTERNAL;
2030 MonoInst*   mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args) MONO_INTERNAL;
2031 guint32     mono_arch_cpu_enumerate_simd_versions (void) MONO_INTERNAL;
2032 void        mono_simd_intrinsics_init (void) MONO_INTERNAL;
2033
2034 #ifdef __linux__
2035 /* maybe enable also for other systems? */
2036 #define ENABLE_JIT_MAP 1
2037 void mono_enable_jit_map (void) MONO_INTERNAL;
2038 void mono_emit_jit_map   (MonoJitInfo *jinfo) MONO_INTERNAL;
2039 void mono_emit_jit_tramp (void *start, int size, const char *desc) MONO_INTERNAL;
2040 #else
2041 #define mono_enable_jit_map()
2042 #define mono_emit_jit_map(ji)
2043 #define mono_emit_jit_tramp(s,z,d)
2044 #endif
2045
2046 /*
2047  * Per-OS implementation functions.
2048  */
2049 void mono_runtime_install_handlers (void) MONO_INTERNAL;
2050 void mono_runtime_cleanup_handlers (void) MONO_INTERNAL;
2051 void mono_runtime_setup_stat_profiler (void) MONO_INTERNAL;
2052 void mono_runtime_shutdown_stat_profiler (void) MONO_INTERNAL;
2053 void mono_runtime_posix_install_handlers (void) MONO_INTERNAL;
2054 pid_t mono_runtime_syscall_fork (void) MONO_INTERNAL;
2055 gboolean mono_gdb_render_native_backtraces (void) MONO_INTERNAL;
2056
2057 /*
2058  * Signal handling
2059  */
2060 #ifdef MONO_GET_CONTEXT
2061 #define GET_CONTEXT MONO_GET_CONTEXT
2062 #endif
2063
2064 #ifndef GET_CONTEXT
2065 #ifdef HOST_WIN32
2066 #define GET_CONTEXT \
2067     void *ctx = context;
2068 #else
2069 #ifdef MONO_ARCH_USE_SIGACTION
2070 #define GET_CONTEXT \
2071     void *ctx = context;
2072 #else
2073 #define GET_CONTEXT \
2074         void **_p = (void **)&_dummy; \
2075         struct sigcontext *ctx = (struct sigcontext *)++_p;
2076 #endif
2077 #endif
2078 #endif
2079
2080 #ifdef MONO_ARCH_USE_SIGACTION
2081 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, siginfo_t *info, void *context)
2082 #define SIG_HANDLER_PARAMS _dummy, info, context
2083 #elif defined(HOST_WIN32)
2084 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, EXCEPTION_RECORD *info, void *context)
2085 #define SIG_HANDLER_PARAMS _dummy, info, context
2086 #else
2087 #define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy)
2088 #define SIG_HANDLER_PARAMS _dummy
2089 #endif
2090
2091 void SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler)  MONO_INTERNAL;
2092 void SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler)  MONO_INTERNAL;
2093 void SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler) MONO_INTERNAL;
2094 void SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler)  MONO_INTERNAL;
2095 gboolean SIG_HANDLER_SIGNATURE (mono_chain_signal) MONO_INTERNAL;
2096
2097 /* for MONO_WRAPPER_UNKNOWN/MANAGED_TO_MANAGED subtypes */
2098 enum {
2099         MONO_AOT_WRAPPER_MONO_ENTER,
2100         MONO_AOT_WRAPPER_MONO_EXIT,
2101         MONO_AOT_WRAPPER_ELEMENT_ADDR,
2102         MONO_AOT_WRAPPER_LAST
2103 };
2104
2105 #endif /* __MONO_MINI_H__ */