3 * Copyright 2002-2003 Ximian Inc
4 * Copyright 2003-2011 Novell Inc
5 * Copyright 2011 Xamarin Inc
6 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
8 #ifndef __MONO_MINI_H__
9 #define __MONO_MINI_H__
16 #ifdef HAVE_SYS_TYPES_H
17 #include <sys/types.h>
19 #include <mono/metadata/loader.h>
20 #include <mono/metadata/mempool.h>
21 #include <mono/utils/monobitset.h>
22 #include <mono/metadata/class.h>
23 #include <mono/metadata/object.h>
24 #include <mono/metadata/opcodes.h>
25 #include <mono/metadata/tabledefs.h>
26 #include <mono/metadata/domain-internals.h>
27 #include "mono/metadata/class-internals.h"
28 #include "mono/metadata/object-internals.h"
29 #include <mono/metadata/profiler-private.h>
30 #include <mono/metadata/debug-helpers.h>
31 #include <mono/utils/mono-compiler.h>
32 #include <mono/utils/mono-machine.h>
33 #include <mono/utils/mono-stack-unwinding.h>
34 #include <mono/utils/mono-threads.h>
35 #include <mono/utils/mono-threads-coop.h>
36 #include <mono/utils/mono-tls.h>
37 #include <mono/utils/atomic.h>
38 #include <mono/utils/mono-conc-hashtable.h>
39 #include <mono/utils/mono-signal-handler.h>
41 #include "mini-arch.h"
43 #include "mini-unwind.h"
47 #include "mono/metadata/tabledefs.h"
48 #include "mono/metadata/marshal.h"
49 #include "mono/metadata/security-manager.h"
50 #include "mono/metadata/exception.h"
53 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
54 * can be linked into both mono and mono-sgen.
56 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
57 #error "The code in mini/ should not depend on these defines."
61 /*#define __alignof__(a) sizeof(a)*/
62 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
66 #define MINI_DEBUG(level,limit,code)
68 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
71 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS)
73 #define MONO_SUPPORT_TASKLETS 1
74 #elif defined(HOST_WIN32)
75 #define MONO_SUPPORT_TASKLETS 1
76 // Replace some gnu intrinsics needed for tasklets with MSVC equivalents.
77 #define __builtin_extract_return_addr(x) x
78 #define __builtin_return_address(x) _ReturnAddress()
79 #define __builtin_frame_address(x) _AddressOfReturnAddress()
84 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
85 #define LLVM_ENABLED TRUE
87 #define COMPILE_LLVM(cfg) (0)
88 #define LLVM_ENABLED FALSE
91 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
92 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
94 #define COMPILE_SOFT_FLOAT(cfg) (0)
97 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
99 /* for 32 bit systems */
100 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
101 #define MINI_LS_WORD_IDX 0
102 #define MINI_MS_WORD_IDX 1
104 #define MINI_LS_WORD_IDX 1
105 #define MINI_MS_WORD_IDX 0
107 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
108 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
109 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
110 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
112 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
113 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
116 #define MONO_USE_AOT_COMPILER
119 /* Version number of the AOT file format */
120 #define MONO_AOT_FILE_VERSION 141
122 //TODO: This is x86/amd64 specific.
123 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
125 /* Remap printf to g_print (we use a mix of these in the mini code) */
127 #define printf g_print
130 #define MONO_TYPE_IS_PRIMITIVE(t) ((!(t)->byref && ((((t)->type >= MONO_TYPE_BOOLEAN && (t)->type <= MONO_TYPE_R8) || ((t)->type >= MONO_TYPE_I && (t)->type <= MONO_TYPE_U)))))
132 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
134 /* Constants used to encode different types of methods in AOT */
136 MONO_AOT_METHODREF_MIN = 240,
137 /* Image index bigger than METHODREF_MIN */
138 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
139 /* Runtime provided methods on arrays */
140 MONO_AOT_METHODREF_ARRAY = 250,
141 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
143 MONO_AOT_METHODREF_WRAPPER = 252,
144 /* Methods on generic instances */
145 MONO_AOT_METHODREF_GINST = 253,
146 /* Methods resolve using a METHODSPEC token */
147 MONO_AOT_METHODREF_METHODSPEC = 254,
150 /* Constants used to encode different types of types in AOT */
153 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
154 /* typedef index + image index */
155 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
157 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
159 MONO_AOT_TYPEREF_GINST = 4,
160 /* type/method variable */
161 MONO_AOT_TYPEREF_VAR = 5,
163 MONO_AOT_TYPEREF_ARRAY = 6,
164 /* blob index of the type encoding */
165 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
167 MONO_AOT_TYPEREF_PTR = 8
170 /* Trampolines which we have a lot of */
172 MONO_AOT_TRAMP_SPECIFIC = 0,
173 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
174 MONO_AOT_TRAMP_IMT = 2,
175 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
176 MONO_AOT_TRAMP_NUM = 4
180 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
181 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
182 MONO_AOT_FILE_FLAG_DEBUG = 4,
183 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
184 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
185 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
186 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
191 MONO_AOT_TABLE_IMAGE_TABLE,
192 MONO_AOT_TABLE_CLASS_NAME,
193 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
194 MONO_AOT_TABLE_EX_INFO_OFFSETS,
195 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
196 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
197 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
198 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
199 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
203 /* This structure is stored in the AOT file */
204 typedef struct MonoAotFileInfo
206 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
211 /* All the pointers should be at the start to avoid alignment problems */
213 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
214 /* Global Offset Table for JITted code */
216 /* Global Offset Table for LLVM code */
218 /* Mono EH Frame created by llc when using LLVM */
219 gpointer mono_eh_frame;
220 /* Points to the get_method () function in the LLVM image or NULL */
221 gpointer llvm_get_method;
222 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
223 gpointer llvm_get_unbox_tramp;
224 gpointer jit_code_start;
225 gpointer jit_code_end;
226 gpointer method_addresses;
229 gpointer class_name_table;
230 gpointer class_info_offsets;
231 gpointer method_info_offsets;
232 gpointer ex_info_offsets;
233 gpointer extra_method_info_offsets;
234 gpointer extra_method_table;
235 gpointer got_info_offsets;
236 gpointer llvm_got_info_offsets;
237 gpointer image_table;
239 /* The GUID of the assembly which the AOT image was generated from */
240 gpointer assembly_guid;
242 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
245 gpointer runtime_version;
246 /* Blocks of various kinds of trampolines */
247 gpointer specific_trampolines;
248 gpointer static_rgctx_trampolines;
249 gpointer imt_trampolines;
250 gpointer gsharedvt_arg_trampolines;
251 /* In static mode, points to a table of global symbols for trampolines etc */
253 /* Points to a string containing the assembly name*/
254 gpointer assembly_name;
255 /* Start of Mono's Program Linkage Table */
257 /* End of Mono's Program Linkage Table */
259 gpointer unwind_info;
260 /* Points to a table mapping methods to their unbox trampolines */
261 gpointer unbox_trampolines;
262 /* Points to the end of the previous table */
263 gpointer unbox_trampolines_end;
264 /* Points to a table of unbox trampoline addresses/offsets */
265 gpointer unbox_trampoline_addresses;
266 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
269 /* The index of the first GOT slot used by the PLT */
270 guint32 plt_got_offset_base;
271 /* Number of entries in the GOT */
273 /* Number of entries in the PLT */
275 /* Number of methods */
277 /* A union of MonoAotFileFlags */
279 /* Optimization flags used to compile the module */
281 /* SIMD flags used to compile the module */
283 /* Index of the blob entry holding the GC used by this module */
284 gint32 gc_name_index;
285 guint32 num_rgctx_fetch_trampolines;
286 /* These are used for sanity checking object layout problems when cross-compiling */
287 guint32 double_align, long_align, generic_tramp_num;
288 /* The page size used by trampoline pages */
289 guint32 tramp_page_size;
291 * The number of GOT entries which need to be preinitialized when the
294 guint32 nshared_got_entries;
295 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
296 guint32 datafile_size;
299 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
300 // FIXME: Sync with AOT
301 guint32 table_offsets [MONO_AOT_TABLE_NUM];
302 /* Number of trampolines */
303 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
304 /* The indexes of the first GOT slots used by the trampolines */
305 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
306 /* The size of one trampoline */
307 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
308 /* The offset where the trampolines begin on a trampoline page */
309 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
310 /* GUID of aot compilation */
314 /* Number of symbols in the MonoAotFileInfo structure */
315 #define MONO_AOT_FILE_INFO_NUM_SYMBOLS (((G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_LAST_SYMBOL) - G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_FIRST_SYMBOL)) / sizeof (gpointer)) + 1)
321 } MonoClassMethodPair;
328 } MonoDelegateClassMethodPair;
330 /* Per-domain information maintained by the JIT */
333 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
334 GHashTable *jump_target_got_slot_hash;
335 GHashTable *jump_target_hash;
336 /* Maps methods/klasses to the address of the given type of trampoline */
337 GHashTable *class_init_trampoline_hash;
338 GHashTable *jump_trampoline_hash;
339 GHashTable *jit_trampoline_hash;
340 GHashTable *delegate_trampoline_hash;
341 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
342 GHashTable *static_rgctx_trampoline_hash;
343 GHashTable *llvm_vcall_trampoline_hash;
344 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
345 GHashTable *dynamic_code_hash;
346 GHashTable *method_code_hash;
347 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
348 MonoConcurrentHashTable *runtime_invoke_hash;
349 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
350 /* Protected by the domain lock */
351 GHashTable *seq_points;
352 /* Debugger agent data */
354 /* Maps MonoMethod to an arch-specific structure */
355 GHashTable *arch_seq_points;
356 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
357 GHashTable *gsharedvt_arg_tramp_hash;
358 /* memcpy/bzero methods specialized for small constant sizes */
359 gpointer *memcpy_addr [17];
360 gpointer *bzero_addr [17];
361 gpointer llvm_module;
362 /* Maps MonoMethod -> GSlist of addresses */
363 GHashTable *llvm_jit_callees;
364 /* Maps MonoMethod -> RuntimeMethod */
365 MonoInternalHashTable interp_code_hash;
370 MonoCodeManager *code_mp;
371 } MonoJitDynamicMethodInfo;
373 /* An extension of MonoGenericParamFull used in generic sharing */
375 MonoGenericParamFull param;
376 MonoGenericParam *parent;
377 } MonoGSharedGenericParam;
379 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
381 /* Contains a list of ips which needs to be patched when a method is compiled */
392 * Information about a stack frame.
393 * FIXME This typedef exists only to avoid tons of code rewriting
395 typedef MonoStackFrameInfo StackFrameInfo;
398 #define mono_bitset_foreach_bit(set,b,n) \
399 for (b = 0; b < n; b++)\
400 if (mono_bitset_test_fast(set,b))
402 #define mono_bitset_foreach_bit(set,b,n) \
403 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
407 * Pull the list of opcodes
409 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
413 #include "mono/cil/opcode.def"
418 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
420 #define MONO_INST_NULLIFY_SREGS(dest) do { \
421 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
424 #define MONO_INST_NEW(cfg,dest,op) do { \
425 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
426 (dest)->opcode = (op); \
428 MONO_INST_NULLIFY_SREGS ((dest)); \
429 (dest)->cil_code = (cfg)->ip; \
432 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
433 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
434 (dest)->inst.opcode = (op); \
435 (dest)->inst.dreg = -1; \
436 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
437 (dest)->inst.cil_code = (cfg)->ip; \
440 #define MONO_ADD_INS(b,inst) do { \
441 if ((b)->last_ins) { \
442 (b)->last_ins->next = (inst); \
443 (inst)->prev = (b)->last_ins; \
444 (b)->last_ins = (inst); \
446 (b)->code = (b)->last_ins = (inst); \
450 #define NULLIFY_INS(ins) do { \
451 (ins)->opcode = OP_NOP; \
453 MONO_INST_NULLIFY_SREGS ((ins)); \
456 /* Remove INS from BB */
457 #define MONO_REMOVE_INS(bb,ins) do { \
459 (ins)->prev->next = (ins)->next; \
461 (ins)->next->prev = (ins)->prev; \
462 if ((bb)->code == (ins)) \
463 (bb)->code = (ins)->next; \
464 if ((bb)->last_ins == (ins)) \
465 (bb)->last_ins = (ins)->prev; \
468 /* Remove INS from BB and nullify it */
469 #define MONO_DELETE_INS(bb,ins) do { \
470 MONO_REMOVE_INS ((bb), (ins)); \
471 NULLIFY_INS ((ins)); \
475 * this is used to determine when some branch optimizations are possible: we exclude FP compares
476 * because they have weird semantics with NaNs.
478 #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))
479 #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))
481 #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))
483 #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)))
485 #define MONO_IS_SETCC(ins) ((((ins)->opcode >= OP_CEQ) && ((ins)->opcode <= OP_CLT_UN)) || (((ins)->opcode >= OP_ICEQ) && ((ins)->opcode <= OP_ICLE_UN)) || (((ins)->opcode >= OP_LCEQ) && ((ins)->opcode <= OP_LCLT_UN)) || (((ins)->opcode >= OP_FCEQ) && ((ins)->opcode <= OP_FCLT_UN)))
487 #define MONO_HAS_CUSTOM_EMULATION(ins) (((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_FCEQ && (ins)->opcode <= OP_FCLT_UN))
489 #define MONO_IS_LOAD_MEMBASE(ins) (((ins)->opcode >= OP_LOAD_MEMBASE && (ins)->opcode <= OP_LOADV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_LOAD_I1 && (ins)->opcode <= OP_ATOMIC_LOAD_R8))
490 #define MONO_IS_STORE_MEMBASE(ins) (((ins)->opcode >= OP_STORE_MEMBASE_REG && (ins)->opcode <= OP_STOREV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_STORE_I1 && (ins)->opcode <= OP_ATOMIC_STORE_R8))
491 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
493 // OP_DYN_CALL is not a MonoCallInst
494 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL))
496 #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)))
498 #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))))
500 /* FIXME: Add more instructions */
501 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
502 #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_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) || (ins->opcode == OP_LDADDR) || (ins->opcode == OP_PHI) || (ins->opcode == OP_NOP) || (ins->opcode == OP_ZEXT_I4) || (ins->opcode == OP_NOT_NULL) || (ins->opcode == OP_IL_SEQ_POINT) || (ins->opcode == OP_XZERO))
504 #define MONO_INS_IS_PCONST_NULL(ins) ((ins)->opcode == OP_PCONST && (ins)->inst_p0 == 0)
506 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && (mono_class_get_flags ((m)->klass) & TYPE_ATTRIBUTE_SEALED)))
509 #ifdef MONO_ARCH_SIMD_INTRINSICS
511 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
512 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
513 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
514 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
515 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
517 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
521 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
522 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
523 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
524 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
525 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
526 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
528 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
532 typedef struct MonoInstList MonoInstList;
533 typedef struct MonoInst MonoInst;
534 typedef struct MonoCallInst MonoCallInst;
535 typedef struct MonoCallArgParm MonoCallArgParm;
536 typedef struct MonoMethodVar MonoMethodVar;
537 typedef struct MonoBasicBlock MonoBasicBlock;
538 typedef struct MonoLMF MonoLMF;
539 typedef struct MonoSpillInfo MonoSpillInfo;
540 typedef struct MonoTraceSpec MonoTraceSpec;
542 extern MonoTraceSpec *mono_jit_trace_calls;
543 extern gboolean mono_break_on_exc;
544 extern int mono_exc_esp_offset;
545 extern gboolean mono_compile_aot;
546 extern gboolean mono_aot_only;
547 extern gboolean mono_llvm_only;
548 extern MonoAotMode mono_aot_mode;
549 extern MonoMethodDesc *mono_inject_async_exc_method;
550 extern int mono_inject_async_exc_pos;
551 extern MonoMethodDesc *mono_break_at_bb_method;
552 extern int mono_break_at_bb_bb_num;
553 extern gboolean mono_verify_all;
554 extern gboolean mono_do_x86_stack_align;
555 extern const char *mono_build_date;
556 extern gboolean mono_do_signal_chaining;
557 extern gboolean mono_do_crash_chaining;
558 extern MONO_API gboolean mono_use_llvm;
559 extern MONO_API gboolean mono_use_interpreter;
560 extern gboolean mono_do_single_method_regression;
561 extern guint32 mono_single_method_regression_opt;
562 extern MonoMethod *mono_current_single_method;
563 extern GSList *mono_single_method_list;
564 extern GHashTable *mono_single_method_hash;
565 extern gboolean mono_using_xdebug;
566 extern int mini_verbose;
567 extern int valgrind_register;
568 extern GList* mono_aot_paths;
570 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
572 extern const char ins_info[];
573 extern const gint8 ins_sreg_counts [];
576 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
578 #define mono_inst_get_num_src_registers(ins) 0
581 #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)))
583 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
585 #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)
587 #define MONO_BB_FOR_EACH_INS_REVERSE(bb, ins) for ((ins) = (bb)->last_ins; (ins); (ins) = (ins)->prev)
589 #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)
591 #define mono_bb_first_ins(bb) (bb)->code
594 * Iterate through all used registers in the instruction.
595 * Relies on the existing order of the MONO_INST enum: MONO_INST_{DREG,SREG1,SREG2,SREG3,LEN}
596 * INS is the instruction, IDX is the register index, REG is the pointer to a register.
598 #define MONO_INS_FOR_EACH_REG(ins, idx, reg) for ((idx) = INS_INFO ((ins)->opcode)[MONO_INST_DEST] != ' ' ? MONO_INST_DEST : \
599 (mono_inst_get_num_src_registers (ins) ? MONO_INST_SRC1 : MONO_INST_LEN); \
600 (reg) = (idx) == MONO_INST_DEST ? &(ins)->dreg : \
601 ((idx) == MONO_INST_SRC1 ? &(ins)->sreg1 : \
602 ((idx) == MONO_INST_SRC2 ? &(ins)->sreg2 : \
603 ((idx) == MONO_INST_SRC3 ? &(ins)->sreg3 : NULL))), \
604 idx < MONO_INST_LEN; \
605 (idx) = (idx) > mono_inst_get_num_src_registers (ins) + (INS_INFO ((ins)->opcode)[MONO_INST_DEST] != ' ') ? MONO_INST_LEN : (idx) + 1)
607 struct MonoSpillInfo {
612 * Information about a call site for the GC map creation code
615 /* The next offset after the call instruction */
617 /* The basic block containing the call site */
620 * The set of variables live at the call site.
621 * Has length cfg->num_varinfo in bits.
625 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
632 * The IR-level extended basic block.
634 * A basic block can have multiple exits just fine, as long as the point of
635 * 'departure' is the last instruction in the basic block. Extended basic
636 * blocks, on the other hand, may have instructions that leave the block
637 * midstream. The important thing is that they cannot be _entered_
638 * midstream, ie, execution of a basic block (or extened bb) always start
639 * at the beginning of the block, never in the middle.
641 struct MonoBasicBlock {
644 /* the next basic block in the order it appears in IL */
645 MonoBasicBlock *next_bb;
648 * Before instruction selection it is the first tree in the
649 * forest and the first item in the list of trees. After
650 * instruction selection it is the first instruction and the
651 * first item in the list of instructions.
655 /* unique block number identification */
660 /* Basic blocks: incoming and outgoing counts and pointers */
661 /* Each bb should only appear once in each array */
662 gint16 out_count, in_count;
663 MonoBasicBlock **in_bb;
664 MonoBasicBlock **out_bb;
666 /* Points to the start of the CIL code that initiated this BB */
667 unsigned char* cil_code;
669 /* Length of the CIL block */
672 /* The offset of the generated code, used for fixups */
674 /* The length of the generated code, doesn't include alignment padding */
676 /* The real native offset, which includes alignment padding too */
677 int real_native_offset;
681 /* Visited and reachable flags */
685 * SSA and loop based flags
687 MonoBitSet *dominators;
688 MonoBitSet *dfrontier;
689 MonoBasicBlock *idom;
691 /* fast dominator algorithm */
692 MonoBasicBlock *df_parent, *ancestor, *child, *label;
693 int size, sdom, idomn;
695 /* loop nesting and recognition */
698 gint8 loop_body_start;
701 * Whenever the bblock is rarely executed so it should be emitted after
702 * the function epilog.
704 guint out_of_line : 1;
705 /* Caches the result of uselessness calculation during optimize_branches */
706 guint not_useless : 1;
707 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
708 guint has_array_access : 1;
709 /* Whenever this bblock is extended, ie. it has branches inside it */
711 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
712 guint has_jump_table : 1;
713 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
714 guint has_call_handler : 1;
715 /* Whenever this bblock starts a try block */
719 /* The offset of the CIL instruction in this bblock which ends a try block */
724 * If this is set, extend the try range started by this bblock by an arch specific
725 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
728 guint extend_try_block : 1;
730 /* use for liveness analysis */
732 MonoBitSet *kill_set;
733 MonoBitSet *live_in_set;
734 MonoBitSet *live_out_set;
736 /* fields to deal with non-empty stack slots at bb boundary */
737 guint16 out_scount, in_scount;
738 MonoInst **out_stack;
741 /* we use that to prevent merging of bblocks covered by different clauses*/
746 // The MonoInst of the last sequence point for the current basic block.
747 MonoInst *last_seq_point;
749 // This will hold a list of last sequence points of incoming basic blocks
750 MonoInst **pred_seq_points;
751 guint num_pred_seq_points;
753 GSList *spill_slot_defs;
755 /* List of call sites in this bblock sorted by pc_offset */
756 GSList *gc_callsites;
758 /* If this is not null, the basic block is a try hole for this clause */
759 MonoExceptionClause *clause_hole;
762 * The region encodes whether the basic block is inside
763 * a finally, catch, filter or none of these.
765 * If the value is -1, then it is neither finally, catch nor filter
767 * Otherwise the format is:
769 * Bits: | 0-3 | 4-7 | 8-31
771 * | clause-flags | MONO_REGION | clause-index
776 /* The current symbolic register number, used in local register allocation. */
783 BB_REACHABLE = 1 << 1,
784 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
785 BB_EXCEPTION_UNSAFE = 1 << 3,
786 BB_EXCEPTION_HANDLER = 1 << 4,
787 /* for Native Client, mark the blocks that can be jumped to indirectly */
788 BB_INDIRECT_JUMP_TARGET = 1 << 5
791 typedef struct MonoMemcpyArgs {
797 /* Scalar argument passed by value */
799 /* Only in ainfo->pair_storage */
801 /* Only in ainfo->pair_storage */
803 /* Valuetype passed in 1-2 consecutive register */
806 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
808 /* Fixed size argument passed to/returned from gsharedvt method by ref */
809 LLVMArgGsharedvtFixed,
810 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
811 LLVMArgGsharedvtFixedVtype,
812 /* Variable sized argument passed to/returned from gsharedvt method by ref */
813 LLVMArgGsharedvtVariable,
814 /* Vtype passed/returned as one int array argument */
816 /* Vtype passed as a set of fp arguments */
819 * Only for returns, a structure which
820 * consists of floats/doubles.
824 /* Vtype returned as an int */
829 LLVMArgStorage storage;
832 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
833 * This contains how the parts of the vtype are passed.
835 LLVMArgStorage pair_storage [8];
837 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
838 * If storage == LLVMArgAsFpArgs, this is the number of arguments
839 * used to pass the value.
840 * If storage == LLVMArgFpStruct, this is the number of fields
844 /* Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
846 /* Parameter index in the LLVM signature */
849 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
855 /* Whenever there is an rgctx argument */
857 /* Whenever there is an IMT argument */
860 * The position of the vret arg in the argument list.
861 * Only if ret->storage == ArgVtypeRetAddr.
865 /* The indexes of various special arguments in the LLVM signature */
866 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
868 /* Inline array of argument info */
869 /* args [0] is for the this argument if it exists */
870 LLVMArgInfo args [1];
873 #define MONO_MAX_SRC_REGS 3
877 guint8 type; /* stack type */
880 /* used by the register allocator */
881 gint32 dreg, sreg1, sreg2, sreg3;
883 MonoInst *next, *prev;
890 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
892 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
898 MonoMethodSignature *signature;
899 MonoBasicBlock **many_blocks;
900 MonoBasicBlock *target_block;
905 MonoCallInst *call_inst;
906 MonoExceptionClause *exception_clause;
912 const unsigned char* cil_code; /* for debugging and bblock splitting */
914 /* used mostly by the backend to store additional info it may need */
919 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
922 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
923 gboolean record_cast_details; /* For CEE_CASTCLASS */
924 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
925 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
926 int pc_offset; /* OP_GC_LIVERANGE_START/END */
929 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
930 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
931 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
933 int memory_barrier_kind;
939 struct MonoCallInst {
941 MonoMethodSignature *signature;
948 guint stack_align_amount;
949 guint is_virtual : 1;
951 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
952 guint fptr_is_patch : 1;
954 * If this is true, then the call returns a vtype in a register using the same
955 * calling convention as OP_CALL.
957 guint vret_in_reg : 1;
958 /* Whenever vret_in_reg returns fp values */
959 guint vret_in_reg_fp : 1;
960 /* Whenever there is an IMT argument and it is dynamic */
961 guint dynamic_imt_arg : 1;
962 /* Whenever there is an RGCTX argument */
963 guint32 rgctx_reg : 1;
964 /* Whenever the call will need an unbox trampoline */
965 guint need_unbox_trampoline : 1;
966 regmask_t used_iregs;
967 regmask_t used_fregs;
968 GSList *out_ireg_args;
969 GSList *out_freg_args;
974 int rgctx_arg_reg, imt_arg_reg;
977 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
982 struct MonoCallArgParm {
991 * Note: some of the values overlap, because they can't appear
992 * in the same MonoInst.
995 MONO_INST_HAS_METHOD = 1,
996 MONO_INST_INIT = 1, /* in localloc */
997 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
998 MONO_INST_IS_DEAD = 2,
999 MONO_INST_TAILCALL = 4,
1000 MONO_INST_VOLATILE = 4,
1001 MONO_INST_NOTYPECHECK = 4,
1002 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
1003 MONO_INST_UNALIGNED = 8,
1004 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
1005 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
1006 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
1007 /* the address of the variable has been taken */
1008 MONO_INST_INDIRECT = 16,
1009 MONO_INST_NORANGECHECK = 16,
1010 /* On loads, the source address can be null */
1011 MONO_INST_FAULT = 32,
1013 * On variables, identifies LMF variables. These variables have a dummy type (int), but
1014 * require stack space for a MonoLMF struct.
1017 /* On loads, the source address points to a constant value */
1018 MONO_INST_INVARIANT_LOAD = 64,
1019 /* On variables, the variable needs GC tracking */
1020 MONO_INST_GC_TRACK = 128,
1022 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
1023 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
1025 MONO_INST_GC_CALLSITE = 128,
1026 /* On comparisons, mark the branch following the condition as likely to be taken */
1027 MONO_INST_LIKELY = 128,
1030 #define inst_c0 data.op[0].const_val
1031 #define inst_c1 data.op[1].const_val
1032 #define inst_i0 data.op[0].src
1033 #define inst_i1 data.op[1].src
1034 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1035 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1036 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1038 #define inst_p0 data.op[0].p
1039 #define inst_p1 data.op[1].p
1041 #define inst_l data.i8const
1042 #define inst_r data.r8const
1043 #define inst_left data.op[0].src
1044 #define inst_right data.op[1].src
1046 #define inst_newa_len data.op[0].src
1047 #define inst_newa_class data.op[1].klass
1049 #define inst_var data.op[0].var
1050 #define inst_vtype data.op[1].vtype
1051 /* in branch instructions */
1052 #define inst_many_bb data.op[1].many_blocks
1053 #define inst_target_bb data.op[0].target_block
1054 #define inst_true_bb data.op[1].many_blocks[0]
1055 #define inst_false_bb data.op[1].many_blocks[1]
1057 #define inst_basereg sreg1
1058 #define inst_indexreg sreg2
1059 #define inst_destbasereg dreg
1060 #define inst_offset data.op[0].const_val
1061 #define inst_imm data.op[1].const_val
1062 #define inst_call data.op[1].call_inst
1064 #define inst_phi_args data.op[1].phi_args
1065 #define inst_eh_block data.op[1].exception_clause
1068 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1070 ins->sreg1 = regs [0];
1071 ins->sreg2 = regs [1];
1072 ins->sreg3 = regs [2];
1075 /* instruction description for use in regalloc/scheduling */
1078 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1083 /* Unused, commented out to reduce the size of the mdesc tables
1094 guint16 tid; /* tree number */
1095 guint16 bid; /* block number */
1101 MonoPosition first_use, last_use;
1104 typedef struct MonoLiveRange2 MonoLiveRange2;
1106 struct MonoLiveRange2 {
1108 MonoLiveRange2 *next;
1112 /* List of live ranges sorted by 'from' */
1113 MonoLiveRange2 *range;
1114 MonoLiveRange2 *last_range;
1118 * Additional information about a variable
1120 struct MonoMethodVar {
1121 guint idx; /* inside cfg->varinfo, cfg->vars */
1122 MonoLiveRange range; /* generated by liveness analysis */
1123 MonoLiveInterval *interval; /* generated by liveness analysis */
1124 int reg; /* != -1 if allocated into a register */
1126 MonoBitSet *def_in; /* used by SSA */
1127 MonoInst *def; /* used by SSA */
1128 MonoBasicBlock *def_bb; /* used by SSA */
1129 GList *uses; /* used by SSA */
1130 char cpstate; /* used by SSA conditional constant propagation */
1131 /* The native offsets corresponding to the live range of the variable */
1132 gint32 live_range_start, live_range_end;
1134 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1141 * Stores state need to resume exception handling when using LLVM
1146 MonoContext ctx, new_ctx;
1150 int first_filter_idx, filter_idx;
1154 gpointer end_of_stack;
1158 gpointer restore_stack_prot;
1159 guint32 handling_stack_ovf;
1160 gpointer signal_stack;
1161 guint32 signal_stack_size;
1162 gpointer stack_ovf_guard_base;
1163 guint32 stack_ovf_guard_size;
1164 guint stack_ovf_valloced : 1;
1165 void (*abort_func) (MonoObject *object);
1166 /* Used to implement --debug=casts */
1167 MonoClass *class_cast_from, *class_cast_to;
1169 /* Stores state needed by handler block with a guard */
1171 ResumeState resume_state;
1173 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1174 is an activation on stack making sure it will remain alive.*/
1175 MonoJitExceptionInfo *handler_block;
1177 /* context to be used by the guard trampoline when resuming interruption.*/
1178 MonoContext handler_block_context;
1180 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1181 * when it is called from profiler functions during exception handling.
1183 MonoContext orig_ex_ctx;
1184 gboolean orig_ex_ctx_set;
1187 * Stores if we need to run a chained exception in Windows.
1189 gboolean mono_win_chained_exception_needs_run;
1192 * The current exception in flight
1196 * If the current exception is not a subclass of Exception,
1197 * the original exception.
1199 guint32 thrown_non_exc;
1202 * The calling assembly in llvmonly mode.
1204 MonoImage *calling_image;
1207 * The stack frame "high water mark" for ThreadAbortExceptions.
1208 * We will rethrow the exception upon exiting a catch clause that's
1209 * in a function stack frame above the water mark(isn't being called by
1210 * the catch block that caught the ThreadAbortException).
1212 gpointer abort_exc_stack_threshold;
1215 * List of methods being JIT'd in the current thread.
1217 int active_jit_methods;
1219 gpointer interp_context;
1223 * This structure is an extension of MonoLMF and contains extra information.
1227 gboolean debugger_invoke;
1228 gboolean interp_exit;
1229 MonoContext ctx; /* if debugger_invoke is TRUE */
1230 /* If interp_exit is TRUE */
1231 gpointer interp_exit_data;
1234 /* Generic sharing */
1237 * Flags for which contexts were used in inflating a generic.
1240 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1241 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1245 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1246 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1247 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1248 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1252 MONO_RGCTX_INFO_STATIC_DATA,
1253 MONO_RGCTX_INFO_KLASS,
1254 MONO_RGCTX_INFO_ELEMENT_KLASS,
1255 MONO_RGCTX_INFO_VTABLE,
1256 MONO_RGCTX_INFO_TYPE,
1257 MONO_RGCTX_INFO_REFLECTION_TYPE,
1258 MONO_RGCTX_INFO_METHOD,
1259 /* In llvmonly mode, this is a function descriptor */
1260 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1261 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1262 MONO_RGCTX_INFO_CLASS_FIELD,
1263 MONO_RGCTX_INFO_METHOD_RGCTX,
1264 MONO_RGCTX_INFO_METHOD_CONTEXT,
1265 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1266 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1267 MONO_RGCTX_INFO_CAST_CACHE,
1268 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1269 MONO_RGCTX_INFO_VALUE_SIZE,
1270 /* +1 to avoid zero values in rgctx slots */
1271 MONO_RGCTX_INFO_FIELD_OFFSET,
1272 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1273 /* In llvmonly mode, this is a function descriptor */
1274 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1275 /* Same for virtual calls */
1276 /* In llvmonly mode, this is a function descriptor */
1277 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1278 /* Same for calli, associated with a signature */
1279 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1280 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1281 /* One of MONO_GSHAREDVT_BOX_TYPE */
1282 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1283 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1284 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1285 MONO_RGCTX_INFO_LOCAL_OFFSET,
1286 MONO_RGCTX_INFO_MEMCPY,
1287 MONO_RGCTX_INFO_BZERO,
1288 /* The address of Nullable<T>.Box () */
1289 /* In llvmonly mode, this is a function descriptor */
1290 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1291 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1292 /* MONO_PATCH_INFO_VCALL_METHOD */
1293 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1295 * MONO_PATCH_INFO_VCALL_METHOD
1296 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1297 * which implements the method.
1299 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1300 /* Resolve to 2 (TRUE) or 1 (FALSE) */
1301 MONO_RGCTX_INFO_CLASS_IS_REF_OR_CONTAINS_REFS
1302 } MonoRgctxInfoType;
1304 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1305 MonoRgctxInfoType info_type;
1307 struct _MonoRuntimeGenericContextInfoTemplate *next;
1308 } MonoRuntimeGenericContextInfoTemplate;
1311 MonoClass *next_subclass;
1312 MonoRuntimeGenericContextInfoTemplate *infos;
1313 GSList *method_templates;
1314 } MonoRuntimeGenericContextTemplate;
1317 MonoVTable *class_vtable; /* must be the first element */
1318 MonoGenericInst *method_inst;
1319 gpointer infos [MONO_ZERO_LEN_ARRAY];
1320 } MonoMethodRuntimeGenericContext;
1322 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1324 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1325 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1326 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1327 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1329 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1333 MonoRuntimeGenericContextInfoTemplate *entries;
1334 int num_entries, count_entries;
1335 } MonoGSharedVtMethodInfo;
1337 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1341 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1342 * We use this instead of rgctx slots since these can be loaded using a load instead
1343 * of a call to an rgctx fetch trampoline.
1345 gpointer entries [MONO_ZERO_LEN_ARRAY];
1346 } MonoGSharedVtMethodRuntimeInfo;
1352 MonoMethodSignature *invoke_sig;
1353 MonoMethodSignature *sig;
1354 gpointer method_ptr;
1355 gpointer invoke_impl;
1357 gpointer impl_nothis;
1358 gboolean need_rgctx_tramp;
1359 } MonoDelegateTrampInfo;
1362 * A function descriptor, which is a function address + argument pair.
1363 * In llvm-only mode, these are used instead of trampolines to pass
1364 * extra arguments to runtime functions/methods.
1373 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1374 #include "patch-info.h"
1380 * We need to store the image which the token refers to along with the token,
1381 * since the image might not be the same as the image of the method which
1382 * contains the relocation, because of inlining.
1384 typedef struct MonoJumpInfoToken {
1387 gboolean has_context;
1388 MonoGenericContext context;
1389 } MonoJumpInfoToken;
1391 typedef struct MonoJumpInfoBBTable {
1392 MonoBasicBlock **table;
1394 } MonoJumpInfoBBTable;
1396 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1398 /* Contains information describing an LLVM IMT trampoline */
1399 typedef struct MonoJumpInfoImtTramp {
1402 } MonoJumpInfoImtTramp;
1404 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1407 * Represents the method which is called when a virtual call is made to METHOD
1408 * on a receiver of type KLASS.
1411 /* Receiver class */
1413 /* Virtual method */
1415 } MonoJumpInfoVirtMethod;
1417 typedef struct MonoJumpInfo MonoJumpInfo;
1418 struct MonoJumpInfo {
1420 /* Relocation type for patching */
1428 MonoJumpInfoType type;
1430 gconstpointer target;
1431 #if SIZEOF_VOID_P == 8
1441 MonoClassField *field;
1445 MonoJumpInfoToken *token;
1446 MonoJumpInfoBBTable *table;
1447 MonoJumpInfoRgctxEntry *rgctx_entry;
1448 MonoJumpInfoImtTramp *imt_tramp;
1449 MonoJumpInfoGSharedVtCall *gsharedvt;
1450 MonoGSharedVtMethodInfo *gsharedvt_method;
1451 MonoMethodSignature *sig;
1452 MonoDelegateClassMethodPair *del_tramp;
1453 /* MONO_PATCH_INFO_VIRT_METHOD */
1454 MonoJumpInfoVirtMethod *virt_method;
1459 * Contains information for computing the
1460 * property given by INFO_TYPE of the runtime
1461 * object described by DATA.
1463 struct MonoJumpInfoRgctxEntry {
1466 MonoJumpInfo *data; /* describes the data to be loaded */
1467 MonoRgctxInfoType info_type;
1470 /* Contains information about a gsharedvt call */
1471 struct MonoJumpInfoGSharedVtCall {
1472 /* The original signature of the call */
1473 MonoMethodSignature *sig;
1474 /* The method which is called */
1479 MONO_TRAMPOLINE_JIT,
1480 MONO_TRAMPOLINE_JUMP,
1481 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1482 MONO_TRAMPOLINE_AOT,
1483 MONO_TRAMPOLINE_AOT_PLT,
1484 MONO_TRAMPOLINE_DELEGATE,
1485 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1486 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1487 MONO_TRAMPOLINE_VCALL,
1489 } MonoTrampolineType;
1491 /* These trampolines return normally to their caller */
1492 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1493 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1494 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1496 /* These trampolines receive an argument directly in a register */
1497 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1500 /* optimization flags */
1501 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1503 #include "optflags-def.h"
1508 * This structure represents a JIT backend.
1511 guint have_card_table_wb : 1;
1512 guint have_op_generic_class_init : 1;
1513 guint emulate_mul_div : 1;
1514 guint emulate_div : 1;
1515 guint emulate_long_shift_opts : 1;
1516 guint have_objc_get_selector : 1;
1517 guint have_generalized_imt_trampoline : 1;
1518 guint have_liverange_ops: 1;
1519 guint have_op_tail_call : 1;
1520 guint have_dummy_init : 1;
1521 guint gshared_supported : 1;
1522 guint use_fpstack : 1;
1524 guint need_got_var : 1;
1525 guint need_div_check : 1;
1526 guint no_unaligned_access : 1;
1527 guint disable_div_with_mul : 1;
1528 int monitor_enter_adjustment;
1529 int dyn_call_param_area;
1532 /* Flags for mini_method_compile () */
1534 /* Whenever to run cctors during JITting */
1535 JIT_FLAG_RUN_CCTORS = (1 << 0),
1536 /* Whenever this is an AOT compilation */
1537 JIT_FLAG_AOT = (1 << 1),
1538 /* Whenever this is a full AOT compilation */
1539 JIT_FLAG_FULL_AOT = (1 << 2),
1540 /* Whenever to compile with LLVM */
1541 JIT_FLAG_LLVM = (1 << 3),
1542 /* Whenever to disable direct calls to icall functions */
1543 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1544 /* Emit explicit null checks */
1545 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1546 /* Whenever to compile in llvm-only mode */
1547 JIT_FLAG_LLVM_ONLY = (1 << 6),
1548 /* Whenever calls to pinvoke functions are made directly */
1549 JIT_FLAG_DIRECT_PINVOKE = (1 << 7),
1550 /* Whenever this is a compile-all run and the result should be discarded */
1551 JIT_FLAG_DISCARD_RESULTS = (1 << 8),
1554 /* Bit-fields in the MonoBasicBlock.region */
1555 #define MONO_REGION_TRY 0
1556 #define MONO_REGION_FINALLY 16
1557 #define MONO_REGION_CATCH 32
1558 #define MONO_REGION_FAULT 64 /* Currently unused */
1559 #define MONO_REGION_FILTER 128
1561 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1563 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1564 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1566 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1568 #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))))
1570 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1571 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1574 * Control Flow Graph and compilation unit information
1578 MonoMethodHeader *header;
1579 MonoMemPool *mempool;
1581 MonoMethodVar *vars;
1583 MonoBasicBlock *bb_entry;
1584 MonoBasicBlock *bb_exit;
1585 MonoBasicBlock *bb_init;
1586 MonoBasicBlock **bblocks;
1587 MonoBasicBlock **cil_offset_to_bb;
1588 MonoMemPool *state_pool; /* used by instruction selection */
1589 MonoBasicBlock *cbb; /* used by instruction selection */
1590 MonoInst *prev_ins; /* in decompose */
1591 MonoJumpInfo *patch_info;
1592 MonoJitInfo *jit_info;
1593 MonoJitDynamicMethodInfo *dynamic_info;
1594 guint num_bblocks, max_block_num;
1596 guint num_varinfo; /* used items in varinfo */
1597 guint varinfo_count; /* total storage in varinfo */
1600 gint cil_offset_to_bb_len;
1602 MonoSpillInfo *spill_info [16]; /* machine register spills */
1604 gint spill_info_len [16];
1605 /* unsigned char *cil_code; */
1606 MonoMethod *inlined_method; /* the method which is currently inlined */
1607 MonoInst *domainvar; /* a cache for the current domain */
1608 MonoInst *got_var; /* Global Offset Table variable */
1610 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1612 MonoType **arg_types;
1613 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1614 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1615 MonoGenericContext *generic_context;
1618 MonoBackend *backend;
1621 * This variable represents the hidden argument holding the vtype
1622 * return address. If the method returns something other than a vtype, or
1623 * the vtype is returned in registers this is NULL.
1625 MonoInst *vret_addr;
1628 * This is used to initialize the cil_code field of MonoInst's.
1630 const unsigned char *ip;
1632 struct MonoAliasingInformation *aliasing_info;
1634 /* A hashtable of region ID-> SP var mappings */
1635 /* An SP var is a place to store the stack pointer (used by handlers)*/
1637 * FIXME We can potentially get rid of this, since it was mainly used
1638 * for hijacking return address for handler.
1643 * A hashtable of region ID -> EX var mappings
1644 * An EX var stores the exception object passed to catch/filter blocks
1645 * For finally blocks, it is set to TRUE if we should throw an abort
1646 * once the execution of the finally block is over.
1650 GList *ldstr_list; /* used by AOT */
1655 GHashTable *cbb_hash;
1657 /* The current virtual register number */
1660 MonoGenericSharingContext gsctx;
1661 MonoGenericContext *gsctx_context;
1663 MonoGSharedVtMethodInfo *gsharedvt_info;
1665 /* Points to the gsharedvt locals area at runtime */
1666 MonoInst *gsharedvt_locals_var;
1668 /* The localloc instruction used to initialize gsharedvt_locals_var */
1669 MonoInst *gsharedvt_locals_var_ins;
1671 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1672 MonoInst *gsharedvt_info_var;
1674 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1675 MonoInst *orig_domain_var;
1678 MonoInst *lmf_addr_var;
1680 MonoInst *stack_inbalance_var;
1682 unsigned char *cil_start;
1683 unsigned char *native_code;
1689 regmask_t used_int_regs;
1693 guint32 verbose_level;
1694 guint32 stack_usage;
1698 guint disable_aot : 1;
1699 guint disable_ssa : 1;
1700 guint disable_llvm : 1;
1701 guint enable_extended_bblocks : 1;
1702 guint run_cctors : 1;
1703 guint need_lmf_area : 1;
1704 guint compile_aot : 1;
1706 guint compile_llvm : 1;
1707 guint got_var_allocated : 1;
1708 guint ret_var_is_local : 1;
1709 guint ret_var_set : 1;
1710 guint unverifiable : 1;
1711 guint skip_visibility : 1;
1712 guint disable_reuse_registers : 1;
1713 guint disable_reuse_stack_slots : 1;
1714 guint disable_reuse_ref_stack_slots : 1;
1715 guint disable_ref_noref_stack_slot_share : 1;
1716 guint disable_initlocals_opt : 1;
1717 guint disable_initlocals_opt_refs : 1;
1718 guint disable_omit_fp : 1;
1719 guint disable_vreg_to_lvreg : 1;
1720 guint disable_deadce_vars : 1;
1721 guint disable_out_of_line_bblocks : 1;
1722 guint disable_direct_icalls : 1;
1723 guint disable_gc_safe_points : 1;
1724 guint direct_pinvoke : 1;
1725 guint create_lmf_var : 1;
1727 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1728 * instead of being generated in emit_prolog ()/emit_epilog ().
1732 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1733 * mono_lmf_addr TLS variable.
1735 guint gen_write_barriers : 1;
1736 guint init_ref_vars : 1;
1737 guint extend_live_ranges : 1;
1738 guint compute_precise_live_ranges : 1;
1739 guint has_got_slots : 1;
1740 guint uses_rgctx_reg : 1;
1741 guint uses_vtable_reg : 1;
1742 guint uses_simd_intrinsics : 1;
1743 guint keep_cil_nops : 1;
1744 guint gen_seq_points : 1;
1745 /* Generate seq points for use by the debugger */
1746 guint gen_sdb_seq_points : 1;
1747 guint explicit_null_checks : 1;
1748 guint compute_gc_maps : 1;
1749 guint soft_breakpoints : 1;
1750 guint arch_eh_jit_info : 1;
1751 guint has_emulated_ops : 1;
1752 guint has_indirection : 1;
1753 guint has_atomic_add_i4 : 1;
1754 guint has_atomic_exchange_i4 : 1;
1755 guint has_atomic_cas_i4 : 1;
1756 guint check_pinvoke_callconv : 1;
1757 guint has_unwind_info_for_epilog : 1;
1758 guint disable_inline : 1;
1759 /* Disable inlining into caller */
1760 guint no_inline : 1;
1762 guint gsharedvt : 1;
1764 guint llvm_only : 1;
1766 gpointer debug_info;
1769 MonoProfilerCoverageInfo *coverage_info;
1770 GHashTable *token_info_hash;
1771 MonoCompileArch arch;
1772 guint32 inline_depth;
1773 /* Size of memory reserved for thunks */
1777 /* Offset between the start of code and the thunks area */
1779 MonoExceptionType exception_type; /* MONO_EXCEPTION_* */
1780 guint32 exception_data;
1781 char* exception_message;
1782 gpointer exception_ptr;
1784 guint8 * encoded_unwind_ops;
1785 guint32 encoded_unwind_ops_len;
1790 /* Fields used by the local reg allocator */
1794 /* Maps vregs to their associated MonoInst's */
1795 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1796 MonoInst **vreg_to_inst;
1798 /* Size of above array */
1799 guint32 vreg_to_inst_len;
1801 /* Marks vregs which hold a GC ref */
1802 /* FIXME: Use a bitmap */
1803 gboolean *vreg_is_ref;
1805 /* Size of above array */
1806 guint32 vreg_is_ref_len;
1808 /* Marks vregs which hold a managed pointer */
1809 /* FIXME: Use a bitmap */
1810 gboolean *vreg_is_mp;
1812 /* Size of above array */
1813 guint32 vreg_is_mp_len;
1816 * The original method to compile, differs from 'method' when doing generic
1819 MonoMethod *orig_method;
1821 /* Patches which describe absolute addresses embedded into the native code */
1822 GHashTable *abs_patches;
1824 /* If the arch passes valuetypes by address, then for methods
1825 which use JMP the arch code should use these local
1826 variables to store the addresses of incoming valuetypes.
1827 The addresses should be stored in mono_arch_emit_prolog()
1828 and can be used when emitting code for OP_JMP. See
1830 MonoInst **tailcall_valuetype_addrs;
1832 /* Used to implement move_i4_to_f on archs that can't do raw
1833 copy between an ireg and a freg. This is an int32 var.*/
1834 MonoInst *iconv_raw_var;
1836 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1837 MonoInst *fconv_to_r8_x_var;
1839 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1840 MonoInst *simd_ctor_var;
1842 /* Used to implement dyn_call */
1843 MonoInst *dyn_call_var;
1846 * List of sequence points represented as IL offset+native offset pairs.
1847 * Allocated using glib.
1848 * IL offset can be -1 or 0xffffff to refer to the sequence points
1849 * inside the prolog and epilog used to implement method entry/exit events.
1851 GPtrArray *seq_points;
1853 /* The encoded sequence point info */
1854 struct MonoSeqPointInfo *seq_point_info;
1856 /* Method headers which need to be freed after compilation */
1857 GSList *headers_to_free;
1860 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1861 /* Symbol used to refer to this method in generated assembly */
1863 char *asm_debug_symbol;
1864 char *llvm_method_name;
1865 int castclass_cache_index;
1867 MonoJitExceptionInfo *llvm_ex_info;
1868 guint32 llvm_ex_info_len;
1869 int llvm_this_reg, llvm_this_offset;
1871 GSList *try_block_holes;
1873 /* DWARF location list for 'this' */
1874 GSList *this_loclist;
1876 /* DWARF location list for 'rgctx_var' */
1877 GSList *rgctx_loclist;
1879 int *gsharedvt_vreg_to_idx;
1885 /* The offsets of the locals area relative to the frame pointer */
1886 gint locals_min_stack_offset, locals_max_stack_offset;
1888 /* The current CFA rule */
1889 int cur_cfa_reg, cur_cfa_offset;
1891 /* The final CFA rule at the end of the prolog */
1892 int cfa_reg, cfa_offset;
1894 /* Points to a MonoCompileGC */
1898 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1899 * image etc, but it requires a 4 byte alignment.
1902 guint32 gc_map_size;
1904 /* Error handling */
1907 /* pointer to context datastructure used for graph dumping */
1908 MonoGraphDumper *gdump_ctx;
1911 int stat_allocate_var;
1912 int stat_locals_stack_size;
1913 int stat_basic_blocks;
1914 int stat_cil_code_size;
1916 int stat_inlineable_methods;
1917 int stat_inlined_methods;
1918 int stat_code_reallocs;
1920 MonoProfilerCallInstrumentationFlags prof_flags;
1923 #define MONO_CFG_PROFILE(cfg, flag) \
1924 G_UNLIKELY ((cfg)->prof_flags & MONO_PROFILER_CALL_INSTRUMENTATION_ ## flag)
1926 #define MONO_CFG_PROFILE_CALL_CONTEXT(cfg) \
1927 (MONO_CFG_PROFILE (cfg, ENTER_CONTEXT) || MONO_CFG_PROFILE (cfg, LEAVE_CONTEXT))
1930 MONO_CFG_HAS_ALLOCA = 1 << 0,
1931 MONO_CFG_HAS_CALLS = 1 << 1,
1932 MONO_CFG_HAS_LDELEMA = 1 << 2,
1933 MONO_CFG_HAS_VARARGS = 1 << 3,
1934 MONO_CFG_HAS_TAIL = 1 << 4,
1935 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1936 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1937 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1938 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1939 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1943 gint32 methods_compiled;
1945 gint32 methods_lookups;
1946 gint32 allocate_var;
1947 gint32 cil_code_size;
1948 gint32 native_code_size;
1949 gint32 code_reallocs;
1950 gint32 max_code_size_ratio;
1951 gint32 biggest_method_size;
1952 gint32 allocated_code_size;
1953 gint32 allocated_seq_points_size;
1954 gint32 inlineable_methods;
1955 gint32 inlined_methods;
1956 gint32 basic_blocks;
1957 gint32 max_basic_blocks;
1958 gint32 locals_stack_size;
1960 gint32 generic_virtual_invocations;
1962 gint32 alias_removed;
1963 gint32 loads_eliminated;
1964 gint32 stores_eliminated;
1965 gint32 optimized_divisions;
1966 gint32 methods_with_llvm;
1967 gint32 methods_without_llvm;
1968 char *max_ratio_method;
1969 char *biggest_method;
1970 gdouble jit_method_to_ir;
1971 gdouble jit_liveness_handle_exception_clauses;
1972 gdouble jit_handle_out_of_line_bblock;
1973 gdouble jit_decompose_long_opts;
1974 gdouble jit_decompose_typechecks;
1975 gdouble jit_local_cprop;
1976 gdouble jit_local_emulate_ops;
1977 gdouble jit_optimize_branches;
1978 gdouble jit_handle_global_vregs;
1979 gdouble jit_local_deadce;
1980 gdouble jit_local_alias_analysis;
1981 gdouble jit_if_conversion;
1982 gdouble jit_bb_ordering;
1983 gdouble jit_compile_dominator_info;
1984 gdouble jit_compute_natural_loops;
1985 gdouble jit_insert_safepoints;
1986 gdouble jit_ssa_compute;
1987 gdouble jit_ssa_cprop;
1988 gdouble jit_ssa_deadce;
1989 gdouble jit_perform_abc_removal;
1990 gdouble jit_ssa_remove;
1991 gdouble jit_local_cprop2;
1992 gdouble jit_handle_global_vregs2;
1993 gdouble jit_local_deadce2;
1994 gdouble jit_optimize_branches2;
1995 gdouble jit_decompose_vtype_opts;
1996 gdouble jit_decompose_array_access_opts;
1997 gdouble jit_liveness_handle_exception_clauses2;
1998 gdouble jit_analyze_liveness;
1999 gdouble jit_linear_scan;
2000 gdouble jit_arch_allocate_vars;
2001 gdouble jit_spill_global_vars;
2002 gdouble jit_local_cprop3;
2003 gdouble jit_local_deadce3;
2004 gdouble jit_codegen;
2005 gdouble jit_create_jit_info;
2006 gdouble jit_gc_create_gc_map;
2007 gdouble jit_save_seq_point_info;
2012 extern MonoJitStats mono_jit_stats;
2014 /* opcodes: value assigned after all the CIL opcodes */
2021 #define MINI_OP(a,b,dest,src1,src2) a,
2022 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
2024 OP_START = MONO_CEE_LAST - 1,
2025 #include "mini-ops.h"
2031 #if SIZEOF_VOID_P == 8
2032 #define OP_PCONST OP_I8CONST
2033 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
2034 #define OP_PADD OP_LADD
2035 #define OP_PADD_IMM OP_LADD_IMM
2036 #define OP_PSUB_IMM OP_LSUB_IMM
2037 #define OP_PAND_IMM OP_LAND_IMM
2038 #define OP_PXOR_IMM OP_LXOR_IMM
2039 #define OP_PSUB OP_LSUB
2040 #define OP_PMUL OP_LMUL
2041 #define OP_PMUL_IMM OP_LMUL_IMM
2042 #define OP_PNEG OP_LNEG
2043 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
2044 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
2045 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
2046 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
2047 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
2048 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
2049 #define OP_PBEQ OP_LBEQ
2050 #define OP_PCEQ OP_LCEQ
2051 #define OP_PBNE_UN OP_LBNE_UN
2052 #define OP_PBGE_UN OP_LBGE_UN
2053 #define OP_PBLT_UN OP_LBLT_UN
2054 #define OP_PBGE OP_LBGE
2055 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2056 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2058 #define OP_PCONST OP_ICONST
2059 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2060 #define OP_PADD OP_IADD
2061 #define OP_PADD_IMM OP_IADD_IMM
2062 #define OP_PSUB_IMM OP_ISUB_IMM
2063 #define OP_PAND_IMM OP_IAND_IMM
2064 #define OP_PXOR_IMM OP_IXOR_IMM
2065 #define OP_PSUB OP_ISUB
2066 #define OP_PMUL OP_IMUL
2067 #define OP_PMUL_IMM OP_IMUL_IMM
2068 #define OP_PNEG OP_INEG
2069 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2070 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2071 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2072 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2073 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2074 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2075 #define OP_PBEQ OP_IBEQ
2076 #define OP_PCEQ OP_ICEQ
2077 #define OP_PBNE_UN OP_IBNE_UN
2078 #define OP_PBGE_UN OP_IBGE_UN
2079 #define OP_PBLT_UN OP_IBLT_UN
2080 #define OP_PBGE OP_IBGE
2081 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2082 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2085 /* Opcodes to load/store regsize quantities */
2086 #if defined (__mono_ilp32__)
2087 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2088 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2090 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2091 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2118 extern const char MONO_ARCH_CPU_SPEC [];
2119 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2120 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2121 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2122 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2127 MONO_COMP_DFRONTIER = 4,
2128 MONO_COMP_DOM_REV = 8,
2129 MONO_COMP_LIVENESS = 16,
2131 MONO_COMP_SSA_DEF_USE = 64,
2132 MONO_COMP_REACHABILITY = 128,
2133 MONO_COMP_LOOPS = 256
2138 MONO_GRAPH_DTREE = 2,
2139 MONO_GRAPH_CFG_CODE = 4,
2140 MONO_GRAPH_CFG_SSA = 8,
2141 MONO_GRAPH_CFG_OPTCODE = 16
2148 } MonoJitArgumentInfo;
2151 gboolean handle_sigint;
2152 gboolean keep_delegates;
2153 gboolean reverse_pinvoke_exceptions;
2154 gboolean collect_pagefault_stats;
2155 gboolean break_on_unverified;
2156 gboolean better_cast_details;
2157 gboolean mdb_optimizations;
2158 gboolean no_gdb_backtrace;
2159 gboolean suspend_on_native_crash;
2160 gboolean suspend_on_exception;
2161 gboolean suspend_on_unhandled;
2162 gboolean dyn_runtime_invoke;
2165 gboolean use_fallback_tls;
2167 * Whenever data such as next sequence points and flags is required.
2168 * Next sequence points and flags are required by the debugger agent.
2170 gboolean gen_sdb_seq_points;
2171 gboolean no_seq_points_compact_data;
2173 * Setting single_imm_size should guarantee that each time managed code is compiled
2174 * the same instructions and registers are used, regardless of the size of used values.
2176 gboolean single_imm_size;
2177 gboolean explicit_null_checks;
2179 * Fill stack frames with 0x2a in method prologs. This helps with the
2180 * debugging of the stack marking code in the GC.
2182 gboolean init_stacks;
2185 * Whenever to implement single stepping and breakpoints without signals in the
2186 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2187 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2190 gboolean soft_breakpoints;
2192 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2194 gboolean break_on_exc;
2196 * Load AOT JIT info eagerly.
2198 gboolean load_aot_jit_info_eagerly;
2200 * Check for pinvoke calling convention mismatches.
2202 gboolean check_pinvoke_callconv;
2204 * Translate Debugger.Break () into a native breakpoint signal
2206 gboolean native_debugger_break;
2208 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2209 * identify the stack on some platforms
2211 gboolean disable_omit_fp;
2239 /* Implicit exceptions */
2241 MONO_EXC_INDEX_OUT_OF_RANGE,
2243 MONO_EXC_ARITHMETIC,
2244 MONO_EXC_DIVIDE_BY_ZERO,
2245 MONO_EXC_INVALID_CAST,
2247 MONO_EXC_ARRAY_TYPE_MISMATCH,
2249 MONO_EXC_INTRINS_NUM
2253 MINI_TOKEN_SOURCE_CLASS,
2254 MINI_TOKEN_SOURCE_METHOD,
2255 MINI_TOKEN_SOURCE_FIELD
2259 * Information about a trampoline function.
2264 * The native code of the trampoline. Not owned by this structure.
2269 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2274 * Patches required by the trampoline when aot-ing. Owned by this structure.
2278 * Unwind information. Owned by this structure.
2283 * Encoded unwind info loaded from AOT images
2286 guint32 uw_info_len;
2287 /* Whenever uw_info is owned by this structure */
2288 gboolean owns_uw_info;
2291 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2294 FILTER_IL_SEQ_POINT = 1 << 0,
2295 FILTER_NOP = 1 << 1,
2298 static inline gboolean
2299 mono_inst_filter (MonoInst *ins, int filter)
2301 if (!ins || !filter)
2304 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2307 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2313 static inline MonoInst*
2314 mono_inst_next (MonoInst *ins, int filter)
2318 } while (mono_inst_filter (ins, filter));
2323 static inline MonoInst*
2324 mono_inst_prev (MonoInst *ins, int filter)
2328 } while (mono_inst_filter (ins, filter));
2333 static inline MonoInst*
2334 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2336 MonoInst *ins = bb->code;
2337 if (mono_inst_filter (ins, filter))
2338 ins = mono_inst_next (ins, filter);
2343 static inline MonoInst*
2344 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2346 MonoInst *ins = bb->last_ins;
2347 if (mono_inst_filter (ins, filter))
2348 ins = mono_inst_prev (ins, filter);
2354 MONO_API int mono_main (int argc, char* argv[]);
2355 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2356 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2357 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2359 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2360 void mini_cleanup (MonoDomain *domain);
2361 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2362 MONO_API gboolean mini_parse_debug_option (const char *option);
2364 /* profiler support */
2365 void mini_add_profiler_argument (const char *desc);
2366 void mini_profiler_emit_enter (MonoCompile *cfg);
2367 void mini_profiler_emit_leave (MonoCompile *cfg, MonoInst *ret);
2368 void mini_profiler_emit_tail_call (MonoCompile *cfg, MonoMethod *target);
2369 void mini_profiler_context_enable (void);
2370 gpointer mini_profiler_context_get_this (MonoProfilerCallContext *ctx);
2371 gpointer mini_profiler_context_get_argument (MonoProfilerCallContext *ctx, guint32 pos);
2372 gpointer mini_profiler_context_get_local (MonoProfilerCallContext *ctx, guint32 pos);
2373 gpointer mini_profiler_context_get_result (MonoProfilerCallContext *ctx);
2374 void mini_profiler_context_free_buffer (gpointer buffer);
2377 void mono_cfg_dump_create_context (MonoCompile *cfg);
2378 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2379 void mono_cfg_dump_close_group (MonoCompile *cfg);
2380 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2382 /* helper methods */
2383 void mini_jit_init (void);
2384 void mini_jit_cleanup (void);
2385 void mono_disable_optimizations (guint32 opts);
2386 void mono_set_optimizations (guint32 opts);
2387 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2388 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2389 char* mono_opt_descr (guint32 flags);
2390 void mono_set_verbose_level (guint32 level);
2391 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2392 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2393 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2394 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2395 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2397 void mono_precompile_assemblies (void);
2398 MONO_API int mono_parse_default_optimizations (const char* p);
2399 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2400 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2401 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2402 void mono_verify_bblock (MonoBasicBlock *bb);
2403 void mono_verify_cfg (MonoCompile *cfg);
2404 void mono_constant_fold (MonoCompile *cfg);
2405 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2406 int mono_eval_cond_branch (MonoInst *branch);
2407 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2408 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2409 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2410 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2411 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2412 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2413 MonoType* mono_type_from_stack_type (MonoInst *ins);
2414 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2415 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2416 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2417 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2418 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2419 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2420 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2421 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2422 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2423 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2425 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2426 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2427 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2428 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2429 void mono_nullify_basic_block (MonoBasicBlock *bb);
2430 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2431 void mono_optimize_branches (MonoCompile *cfg);
2433 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2434 const char*mono_ji_type_to_string (MonoJumpInfoType type) MONO_LLVM_INTERNAL;
2435 void mono_print_ji (const MonoJumpInfo *ji);
2436 void mono_print_ins_index (int i, MonoInst *ins);
2437 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2438 void mono_print_ins (MonoInst *ins);
2439 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2440 void mono_print_code (MonoCompile *cfg, const char *msg);
2441 MONO_API void mono_print_method_from_ip (void *ip);
2442 MONO_API char *mono_pmip (void *ip);
2443 gboolean mono_debug_count (void);
2444 MONO_LLVM_INTERNAL const char* mono_inst_name (int op);
2445 int mono_op_to_op_imm (int opcode);
2446 int mono_op_imm_to_op (int opcode);
2447 int mono_load_membase_to_load_mem (int opcode);
2448 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2449 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2450 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2451 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2452 guint32 mono_reverse_branch_op (guint32 opcode);
2453 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2454 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2455 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2456 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2457 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2458 guint mono_patch_info_hash (gconstpointer data);
2459 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2460 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2461 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2462 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2463 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2464 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2465 gpointer mono_jit_compile_method_jit_only (MonoMethod *method, MonoError *error);
2466 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2467 MonoLMF * mono_get_lmf (void);
2468 MonoLMF** mono_get_lmf_addr (void);
2469 void mono_set_lmf (MonoLMF *lmf);
2470 void mono_push_lmf (MonoLMFExt *ext);
2471 void mono_pop_lmf (MonoLMF *lmf);
2472 MonoJitTlsData* mono_get_jit_tls (void);
2473 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2474 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2475 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2476 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2477 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2478 void mono_analyze_liveness (MonoCompile *cfg);
2479 void mono_analyze_liveness_gc (MonoCompile *cfg);
2480 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2481 void mono_global_regalloc (MonoCompile *cfg);
2482 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2483 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2484 void mono_destroy_compile (MonoCompile *cfg);
2485 void mono_empty_compile (MonoCompile *cfg);
2486 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2487 void mono_print_ins_index (int i, MonoInst *ins);
2488 void mono_print_ins (MonoInst *ins);
2489 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2490 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2491 MonoInst *mono_get_got_var (MonoCompile *cfg);
2492 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2493 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2494 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2495 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2496 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2497 void mono_create_helper_signatures (void);
2498 MonoInst* mono_emit_native_call (MonoCompile *cfg, gconstpointer func, MonoMethodSignature *sig, MonoInst **args);
2499 gboolean mini_should_insert_breakpoint (MonoMethod *method);
2501 gboolean mini_class_is_system_array (MonoClass *klass);
2502 MonoMethodSignature *mono_get_element_address_signature (int arity);
2503 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2504 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2506 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2507 void mono_linterval_print (MonoLiveInterval *interval);
2508 void mono_linterval_print_nl (MonoLiveInterval *interval);
2509 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2510 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2511 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2512 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2514 /* Native Client functions */
2515 gpointer mono_realloc_native_code(MonoCompile *cfg);
2517 extern MonoDebugOptions debug_options;
2519 static inline MonoMethod*
2520 jinfo_get_method (MonoJitInfo *ji)
2522 return mono_jit_info_get_method (ji);
2526 void mono_aot_init (void);
2527 void mono_aot_cleanup (void);
2528 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2529 MonoMethod *method, MonoError *error);
2530 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2531 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2532 guint8* mono_aot_get_plt_entry (guint8 *code);
2533 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2534 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2535 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2536 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2537 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2538 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2539 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2540 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2541 gpointer mono_aot_get_trampoline (const char *name);
2542 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2543 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2544 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2545 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2546 gpointer mono_aot_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2547 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2548 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2549 guint32 mono_aot_method_hash (MonoMethod *method);
2550 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2551 void mono_aot_set_make_unreadable (gboolean unreadable);
2552 gboolean mono_aot_is_pagefault (void *ptr);
2553 void mono_aot_handle_pagefault (void *ptr);
2554 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2555 guint32 mono_aot_find_method_index (MonoMethod *method);
2556 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2557 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2558 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2559 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2561 /* This is an exported function */
2562 MONO_API void mono_aot_register_module (gpointer *aot_info);
2564 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2566 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2567 * passed to the free function.
2569 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2571 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2572 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2574 void mono_xdebug_init (const char *xdebug_opts);
2575 void mono_save_xdebug_info (MonoCompile *cfg);
2576 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2577 /* This is an exported function */
2578 void mono_xdebug_flush (void);
2580 gboolean mono_method_blittable (MonoMethod *method);
2581 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2583 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2584 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2585 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2586 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2588 void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2590 int mono_find_method_opcode (MonoMethod *method);
2591 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2592 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2593 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2594 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2596 void mono_trampolines_init (void);
2597 void mono_trampolines_cleanup (void);
2598 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2599 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2600 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2602 gboolean add_sync_wrapper,
2604 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2605 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2606 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2607 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2608 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2609 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2610 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2611 gpointer mono_create_monitor_enter_trampoline (void);
2612 gpointer mono_create_monitor_enter_v4_trampoline (void);
2613 gpointer mono_create_monitor_exit_trampoline (void);
2614 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2615 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2616 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2617 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2618 #ifndef DISABLE_REMOTING
2619 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2621 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2622 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2624 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2626 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2627 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2628 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2629 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2630 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2631 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2632 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2633 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2634 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2635 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2636 gpointer mini_get_nullified_class_init_trampoline (void);
2637 gpointer mini_get_single_step_trampoline (void);
2638 gpointer mini_get_breakpoint_trampoline (void);
2639 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2640 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2641 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2642 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2643 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2645 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2647 gboolean mono_running_on_valgrind (void);
2648 void* mono_global_codeman_reserve (int size);
2649 void mono_global_codeman_foreach (MonoCodeManagerFunc func, void *user_data);
2650 const char *mono_regname_full (int reg, int bank);
2651 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2652 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2653 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2654 void mono_remove_critical_edges (MonoCompile *cfg);
2655 gboolean mono_is_regsize_var (MonoType *t);
2656 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2657 void mini_emit_memset (MonoCompile *cfg, int destreg, int offset, int size, int val, int align);
2658 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2659 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2660 MonoInst* mini_emit_ldelema_1_ins (MonoCompile *cfg, MonoClass *klass, MonoInst *arr, MonoInst *index, gboolean bcheck);
2661 MonoInst* mini_emit_get_gsharedvt_info_klass (MonoCompile *cfg, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2662 MonoInst* mini_emit_calli (MonoCompile *cfg, MonoMethodSignature *sig, MonoInst **args, MonoInst *addr, MonoInst *imt_arg, MonoInst *rgctx_arg);
2663 MonoInst* mini_emit_memory_barrier (MonoCompile *cfg, int kind);
2664 void mini_emit_write_barrier (MonoCompile *cfg, MonoInst *ptr, MonoInst *value);
2665 MonoInst* mini_emit_memory_load (MonoCompile *cfg, MonoType *type, MonoInst *src, int offset, int ins_flag);
2666 void mini_emit_memory_store (MonoCompile *cfg, MonoType *type, MonoInst *dest, MonoInst *value, int ins_flag);
2667 void mini_emit_memory_copy_bytes (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoInst *size, int ins_flag);
2668 void mini_emit_memory_init_bytes (MonoCompile *cfg, MonoInst *dest, MonoInst *value, MonoInst *size, int ins_flag);
2669 void mini_emit_memory_copy (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native, int ins_flag);
2671 MonoMethod* mini_get_memcpy_method (void);
2672 MonoMethod* mini_get_memset_method (void);
2673 int mini_class_check_context_used (MonoCompile *cfg, MonoClass *klass);
2676 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2677 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2678 CompRelation mono_negate_cond (CompRelation cond);
2679 int mono_op_imm_to_op (int opcode);
2680 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2681 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2682 MonoUnwindOp *mono_create_unwind_op (int when,
2685 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2688 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2689 void mono_tramp_info_free (MonoTrampInfo *info);
2690 void mono_aot_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2691 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2692 int mini_exception_id_by_name (const char *name);
2693 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2695 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2696 MonoInst *return_var, MonoInst **inline_args,
2697 guint inline_offset, gboolean is_virtual_call);
2699 //the following methods could just be renamed/moved from method-to-ir.c
2700 int mini_inline_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **sp, guchar *ip,
2701 guint real_offset, gboolean inline_always);
2703 MonoInst* mini_emit_get_rgctx_klass (MonoCompile *cfg, int context_used, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2704 MonoInst* mini_emit_runtime_constant (MonoCompile *cfg, MonoJumpInfoType patch_type, gpointer data);
2705 void mini_save_cast_details (MonoCompile *cfg, MonoClass *klass, int obj_reg, gboolean null_check);
2706 void mini_reset_cast_details (MonoCompile *cfg);
2707 void mini_emit_class_check (MonoCompile *cfg, int klass_reg, MonoClass *klass);
2709 gboolean mini_class_has_reference_variant_generic_argument (MonoCompile *cfg, MonoClass *klass, int context_used);
2712 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2713 void mono_decompose_long_opts (MonoCompile *cfg);
2714 void mono_decompose_vtype_opts (MonoCompile *cfg);
2715 void mono_decompose_array_access_opts (MonoCompile *cfg);
2716 void mono_decompose_soft_float (MonoCompile *cfg);
2717 void mono_local_emulate_ops (MonoCompile *cfg);
2718 void mono_handle_global_vregs (MonoCompile *cfg);
2719 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2720 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2721 void mono_if_conversion (MonoCompile *cfg);
2726 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2727 void mini_init_delegate (MonoDelegate *del);
2728 char* mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset);
2729 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2731 /* methods that must be provided by the arch-specific port */
2732 void mono_arch_init (void);
2733 void mono_arch_finish_init (void);
2734 void mono_arch_cleanup (void);
2735 void mono_arch_cpu_init (void);
2736 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2737 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2738 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2739 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2740 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2741 void mono_codegen (MonoCompile *cfg);
2742 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2743 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2744 const char *mono_arch_regname (int reg);
2745 const char *mono_arch_fregname (int reg);
2746 void mono_arch_exceptions_init (void);
2747 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2748 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2749 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2750 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2751 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2752 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2753 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2754 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2755 gpointer mono_arch_get_get_tls_tramp (void);
2756 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2757 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2758 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2759 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2760 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2761 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2762 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2763 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2764 void mono_arch_flush_icache (guint8 *code, gint size);
2765 int mono_arch_max_epilog_size (MonoCompile *cfg);
2766 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2767 void mono_arch_emit_epilog (MonoCompile *cfg);
2768 void mono_arch_emit_exceptions (MonoCompile *cfg);
2769 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2770 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2771 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2772 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2773 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2774 void mono_arch_fill_argument_info (MonoCompile *cfg);
2775 void mono_arch_allocate_vars (MonoCompile *m);
2776 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2777 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2778 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2779 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2780 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2781 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2782 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2783 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2784 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2785 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2786 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2787 GSList* mono_arch_get_delegate_invoke_impls (void);
2788 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2789 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2790 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2791 GSList* mono_arch_get_cie_program (void);
2792 void mono_arch_set_target (char *mtriple);
2793 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2794 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2795 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2796 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2797 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2798 int mono_arch_translate_tls_offset (int offset);
2799 gboolean mono_arch_opcode_supported (int opcode);
2800 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2801 gboolean mono_arch_have_fast_tls (void);
2803 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2804 gboolean mono_arch_is_soft_float (void);
2806 static inline MONO_ALWAYS_INLINE gboolean
2807 mono_arch_is_soft_float (void)
2813 /* Soft Debug support */
2814 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2815 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2816 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2817 void mono_arch_start_single_stepping (void);
2818 void mono_arch_stop_single_stepping (void);
2819 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2820 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2821 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2822 void mono_arch_skip_single_step (MonoContext *ctx);
2823 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2826 #ifdef MONO_ARCH_HAVE_INIT_LMF_EXT
2827 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2831 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2832 MonoJitInfo *ji, MonoContext *ctx,
2833 MonoContext *new_ctx, MonoLMF **lmf,
2834 mgreg_t **save_locations,
2835 StackFrameInfo *frame_info);
2836 gpointer mono_arch_get_throw_exception_by_name (void);
2837 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2838 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2839 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2840 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2841 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2842 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2843 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2844 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2845 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2846 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2847 gpointer mono_arch_ip_from_context (void *sigctx);
2848 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2849 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2850 void mono_arch_flush_register_windows (void);
2851 gboolean mono_arch_is_inst_imm (gint64 imm);
2852 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2853 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2854 guint32 mono_arch_get_patch_offset (guint8 *code);
2855 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2856 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2857 void mono_arch_save_unwind_info (MonoCompile *cfg);
2858 void mono_arch_register_lowlevel_calls (void);
2859 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2860 gpointer mono_arch_get_static_rgctx_trampoline (gpointer arg, gpointer addr);
2861 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2862 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2863 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2864 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2865 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2866 int mono_arch_get_this_arg_reg (guint8 *code);
2867 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2868 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2869 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2870 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2871 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2872 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2873 gpointer mono_arch_build_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2874 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2875 guint8* mono_arch_get_call_target (guint8 *code);
2876 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2877 GSList *mono_arch_get_trampolines (gboolean aot);
2878 gpointer mono_arch_get_enter_icall_trampoline (MonoTrampInfo **info);
2880 /*New interruption machinery */
2882 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2885 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2888 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2891 /* Exception handling */
2892 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2894 void mono_exceptions_init (void);
2895 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2896 void mono_handle_native_crash (const char *signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2897 MONO_API void mono_print_thread_dump (void *sigctx);
2898 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2899 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2900 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2901 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2902 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2903 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2904 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2905 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2907 void mono_setup_altstack (MonoJitTlsData *tls);
2908 void mono_free_altstack (MonoJitTlsData *tls);
2909 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2910 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2911 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2912 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2914 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);
2916 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2917 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2918 void mono_restore_context (MonoContext *ctx);
2919 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2920 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2921 void mono_llvm_rethrow_exception (MonoObject *ex);
2922 void mono_llvm_throw_exception (MonoObject *ex);
2923 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2924 void mono_llvm_resume_exception (void);
2925 void mono_llvm_clear_exception (void);
2926 MonoObject *mono_llvm_load_exception (void);
2927 void mono_llvm_reset_exception (void);
2928 void mono_llvm_raise_exception (MonoException *e);
2929 void mono_llvm_reraise_exception (MonoException *e);
2930 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2933 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2934 MonoJitInfo *prev_ji, MonoContext *ctx,
2935 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2936 mgreg_t **save_locations,
2937 StackFrameInfo *frame);
2939 gpointer mono_get_throw_exception (void);
2940 gpointer mono_get_rethrow_exception (void);
2941 gpointer mono_get_call_filter (void);
2942 gpointer mono_get_restore_context (void);
2943 gpointer mono_get_throw_exception_by_name (void);
2944 gpointer mono_get_throw_corlib_exception (void);
2945 gpointer mono_get_throw_exception_addr (void);
2946 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2947 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2948 MonoReflectionMethod **method,
2949 gint32 *iloffset, gint32 *native_offset,
2950 MonoString **file, gint32 *line, gint32 *column);
2951 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2953 void mono_decompose_typechecks (MonoCompile *cfg);
2954 /* Dominator/SSA methods */
2955 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2956 void mono_compute_natural_loops (MonoCompile *cfg);
2957 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2958 void mono_ssa_compute (MonoCompile *cfg);
2959 void mono_ssa_remove (MonoCompile *cfg);
2960 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2961 void mono_ssa_cprop (MonoCompile *cfg);
2962 void mono_ssa_deadce (MonoCompile *cfg);
2963 void mono_ssa_strength_reduction (MonoCompile *cfg);
2964 void mono_free_loop_info (MonoCompile *cfg);
2965 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2967 void mono_ssa_compute2 (MonoCompile *cfg);
2968 void mono_ssa_remove2 (MonoCompile *cfg);
2969 void mono_ssa_cprop2 (MonoCompile *cfg);
2970 void mono_ssa_deadce2 (MonoCompile *cfg);
2972 /* debugging support */
2973 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2974 guint32 breakpoint_id);
2975 void mono_debug_open_method (MonoCompile *cfg);
2976 void mono_debug_close_method (MonoCompile *cfg);
2977 void mono_debug_free_method (MonoCompile *cfg);
2978 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2979 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2980 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2981 void mono_debug_add_aot_method (MonoDomain *domain,
2982 MonoMethod *method, guint8 *code_start,
2983 guint8 *debug_info, guint32 debug_info_len);
2984 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2985 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2987 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2990 MonoTraceSpec *mono_trace_parse_options (const char *options);
2991 void mono_trace_set_assembly (MonoAssembly *assembly);
2992 gboolean mono_trace_eval (MonoMethod *method);
2995 mono_perform_abc_removal (MonoCompile *cfg);
2997 mono_perform_abc_removal (MonoCompile *cfg);
2999 mono_perform_ssapre (MonoCompile *cfg);
3001 mono_local_cprop (MonoCompile *cfg);
3003 mono_local_cprop (MonoCompile *cfg);
3005 mono_local_deadce (MonoCompile *cfg);
3007 mono_local_alias_analysis (MonoCompile *cfg);
3009 /* Generic sharing */
3012 mono_set_generic_sharing_supported (gboolean supported);
3015 mono_set_generic_sharing_vt_supported (gboolean supported);
3018 mono_set_partial_sharing_supported (gboolean supported);
3021 mono_class_generic_sharing_enabled (MonoClass *klass);
3024 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
3027 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
3029 MonoMethodRuntimeGenericContext*
3030 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
3033 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
3036 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
3039 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
3042 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
3045 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
3046 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
3049 mono_method_construct_object_context (MonoMethod *method);
3052 mono_method_get_declaring_generic_method (MonoMethod *method);
3055 mono_generic_context_check_used (MonoGenericContext *context);
3058 mono_class_check_context_used (MonoClass *klass);
3061 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
3064 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
3067 mono_method_is_generic_impl (MonoMethod *method);
3070 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3073 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3076 mini_class_is_generic_sharable (MonoClass *klass);
3080 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3083 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3086 mini_is_gsharedvt_gparam (MonoType *t);
3088 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3090 int mono_method_check_context_used (MonoMethod *method);
3092 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3094 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3095 guint32 token, guint32 token_source, guint32 rgctx_type,
3096 gint32 rgctx_index);
3098 void mono_generic_sharing_init (void);
3099 void mono_generic_sharing_cleanup (void);
3101 MonoClass* mini_class_get_container_class (MonoClass *klass);
3102 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3104 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3105 MonoType* mini_type_get_underlying_type (MonoType *type);
3106 MonoClass* mini_get_class (MonoMethod *method, guint32 token, MonoGenericContext *context);
3107 MonoMethod* mini_get_shared_method (MonoMethod *method);
3108 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3109 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3110 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3111 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3113 int mini_type_stack_size (MonoType *t, int *align);
3114 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3115 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3116 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3118 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3120 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3121 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3123 #define MONO_TIME_TRACK(a, phase) \
3125 GTimer *timer = mono_time_track_start (); \
3127 mono_time_track_end (&(a), timer); \
3130 GTimer *mono_time_track_start (void);
3131 void mono_time_track_end (gdouble *time, GTimer *timer);
3133 void mono_update_jit_stats (MonoCompile *cfg);
3135 gboolean mini_type_is_reference (MonoType *type);
3136 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3137 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3138 gboolean mini_is_gsharedvt_type (MonoType *t);
3139 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3140 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3141 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3142 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3143 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3144 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3145 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3146 gpointer mini_method_get_rgctx (MonoMethod *m);
3147 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3149 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3150 gint32 vcall_offset, gboolean calli);
3151 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3152 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3153 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3154 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3155 MonoMethod* mini_get_interp_in_wrapper (MonoMethodSignature *sig);
3160 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3163 SIMD_VERSION_SSE1 = 1 << 0,
3164 SIMD_VERSION_SSE2 = 1 << 1,
3165 SIMD_VERSION_SSE3 = 1 << 2,
3166 SIMD_VERSION_SSSE3 = 1 << 3,
3167 SIMD_VERSION_SSE41 = 1 << 4,
3168 SIMD_VERSION_SSE42 = 1 << 5,
3169 SIMD_VERSION_SSE4a = 1 << 6,
3170 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3171 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3172 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3175 /* this value marks the end of the bit indexes used in
3178 SIMD_VERSION_INDEX_END = 6
3193 SIMD_PREFETCH_MODE_NTA,
3194 SIMD_PREFETCH_MODE_0,
3195 SIMD_PREFETCH_MODE_1,
3196 SIMD_PREFETCH_MODE_2,
3199 const char *mono_arch_xregname (int reg);
3200 void mono_simd_simplify_indirection (MonoCompile *cfg);
3201 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3202 MonoInst* mono_emit_simd_field_load (MonoCompile *cfg, MonoClassField *field, MonoInst *addr);
3203 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3204 void mono_simd_intrinsics_init (void);
3206 gboolean mono_class_is_magic_int (MonoClass *klass);
3207 gboolean mono_class_is_magic_float (MonoClass *klass);
3208 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3209 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3212 #define XDEBUG_ENABLED 1
3216 /* maybe enable also for other systems? */
3217 #define ENABLE_JIT_MAP 1
3218 void mono_enable_jit_map (void);
3219 void mono_emit_jit_map (MonoJitInfo *jinfo);
3220 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3221 gboolean mono_jit_map_is_enabled (void);
3223 #define mono_enable_jit_map()
3224 #define mono_emit_jit_map(ji)
3225 #define mono_emit_jit_tramp(s,z,d)
3226 #define mono_jit_map_is_enabled() (0)
3230 * Per-OS implementation functions.
3232 void mono_runtime_install_handlers (void);
3233 gboolean mono_runtime_install_custom_handlers (const char *handlers);
3234 void mono_runtime_install_custom_handlers_usage (void);
3235 void mono_runtime_cleanup_handlers (void);
3236 void mono_runtime_setup_stat_profiler (void);
3237 void mono_runtime_shutdown_stat_profiler (void);
3238 void mono_runtime_posix_install_handlers (void);
3239 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3241 void mono_cross_helpers_run (void);
3247 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3248 // Signal handlers not available
3249 #define MONO_ARCH_NEED_DIV_CHECK 1
3252 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3253 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3254 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3255 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3256 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3258 #ifdef MONO_ARCH_VARARG_ICALLS
3259 #define ARCH_VARARG_ICALLS 1
3261 #define ARCH_VARARG_ICALLS 0
3265 * Coop support for trampolines
3267 void mono_interruption_checkpoint_from_trampoline (void);
3270 #if defined (HOST_WASM)
3272 #define RETURN_ADDRESS_N(N) NULL
3273 #define RETURN_ADDRESS() RETURN_ADDRESS_N(0)
3276 #elif defined (__GNUC__)
3278 #define RETURN_ADDRESS_N(N) (__builtin_extract_return_addr (__builtin_return_address (N)))
3279 #define RETURN_ADDRESS() RETURN_ADDRESS_N(0)
3281 #elif defined(_MSC_VER)
3284 #pragma intrinsic(_ReturnAddress)
3286 #define RETURN_ADDRESS() _ReturnAddress()
3287 #define RETURN_ADDRESS_N(N) NULL
3291 #error "Missing return address intrinsics implementation"
3296 #endif /* __MONO_MINI_H__ */