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 140
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) */
126 #ifdef PLATFORM_ANDROID
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;
759 * The region encodes whether the basic block is inside
760 * a finally, catch, filter or none of these.
762 * If the value is -1, then it is neither finally, catch nor filter
764 * Otherwise the format is:
766 * Bits: | 0-3 | 4-7 | 8-31
768 * | clause-flags | MONO_REGION | clause-index
773 /* The current symbolic register number, used in local register allocation. */
780 BB_REACHABLE = 1 << 1,
781 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
782 BB_EXCEPTION_UNSAFE = 1 << 3,
783 BB_EXCEPTION_HANDLER = 1 << 4,
784 /* for Native Client, mark the blocks that can be jumped to indirectly */
785 BB_INDIRECT_JUMP_TARGET = 1 << 5
788 typedef struct MonoMemcpyArgs {
794 /* Scalar argument passed by value */
796 /* Only in ainfo->pair_storage */
798 /* Only in ainfo->pair_storage */
800 /* Valuetype passed in 1-2 consecutive register */
803 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
805 /* Fixed size argument passed to/returned from gsharedvt method by ref */
806 LLVMArgGsharedvtFixed,
807 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
808 LLVMArgGsharedvtFixedVtype,
809 /* Variable sized argument passed to/returned from gsharedvt method by ref */
810 LLVMArgGsharedvtVariable,
811 /* Vtype passed/returned as one int array argument */
813 /* Vtype passed as a set of fp arguments */
816 * Only for returns, a structure which
817 * consists of floats/doubles.
821 /* Vtype returned as an int */
826 LLVMArgStorage storage;
829 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
830 * This contains how the parts of the vtype are passed.
832 LLVMArgStorage pair_storage [8];
834 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
835 * If storage == LLVMArgAsFpArgs, this is the number of arguments
836 * used to pass the value.
837 * If storage == LLVMArgFpStruct, this is the number of fields
841 /* Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
843 /* Parameter index in the LLVM signature */
846 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
852 /* Whenever there is an rgctx argument */
854 /* Whenever there is an IMT argument */
857 * The position of the vret arg in the argument list.
858 * Only if ret->storage == ArgVtypeRetAddr.
862 /* The indexes of various special arguments in the LLVM signature */
863 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
865 /* Inline array of argument info */
866 /* args [0] is for the this argument if it exists */
867 LLVMArgInfo args [1];
870 #define MONO_MAX_SRC_REGS 3
874 guint8 type; /* stack type */
877 /* used by the register allocator */
878 gint32 dreg, sreg1, sreg2, sreg3;
880 MonoInst *next, *prev;
887 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
889 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
895 MonoMethodSignature *signature;
896 MonoBasicBlock **many_blocks;
897 MonoBasicBlock *target_block;
902 MonoCallInst *call_inst;
903 MonoExceptionClause *exception_clause;
909 const unsigned char* cil_code; /* for debugging and bblock splitting */
911 /* used mostly by the backend to store additional info it may need */
916 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
919 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
920 gboolean record_cast_details; /* For CEE_CASTCLASS */
921 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
922 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
923 int pc_offset; /* OP_GC_LIVERANGE_START/END */
926 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
927 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
928 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
930 int memory_barrier_kind;
936 struct MonoCallInst {
938 MonoMethodSignature *signature;
945 guint stack_align_amount;
946 guint is_virtual : 1;
948 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
949 guint fptr_is_patch : 1;
951 * If this is true, then the call returns a vtype in a register using the same
952 * calling convention as OP_CALL.
954 guint vret_in_reg : 1;
955 /* Whenever vret_in_reg returns fp values */
956 guint vret_in_reg_fp : 1;
957 /* Whenever there is an IMT argument and it is dynamic */
958 guint dynamic_imt_arg : 1;
959 /* Whenever there is an RGCTX argument */
960 guint32 rgctx_reg : 1;
961 /* Whenever the call will need an unbox trampoline */
962 guint need_unbox_trampoline : 1;
963 regmask_t used_iregs;
964 regmask_t used_fregs;
965 GSList *out_ireg_args;
966 GSList *out_freg_args;
971 int rgctx_arg_reg, imt_arg_reg;
974 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
979 struct MonoCallArgParm {
988 * Note: some of the values overlap, because they can't appear
989 * in the same MonoInst.
992 MONO_INST_HAS_METHOD = 1,
993 MONO_INST_INIT = 1, /* in localloc */
994 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
995 MONO_INST_IS_DEAD = 2,
996 MONO_INST_TAILCALL = 4,
997 MONO_INST_VOLATILE = 4,
998 MONO_INST_NOTYPECHECK = 4,
999 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
1000 MONO_INST_UNALIGNED = 8,
1001 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
1002 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
1003 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
1004 /* the address of the variable has been taken */
1005 MONO_INST_INDIRECT = 16,
1006 MONO_INST_NORANGECHECK = 16,
1007 /* On loads, the source address can be null */
1008 MONO_INST_FAULT = 32,
1010 * On variables, identifies LMF variables. These variables have a dummy type (int), but
1011 * require stack space for a MonoLMF struct.
1014 /* On loads, the source address points to a constant value */
1015 MONO_INST_INVARIANT_LOAD = 64,
1016 /* On variables, the variable needs GC tracking */
1017 MONO_INST_GC_TRACK = 128,
1019 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
1020 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
1022 MONO_INST_GC_CALLSITE = 128,
1023 /* On comparisons, mark the branch following the condition as likely to be taken */
1024 MONO_INST_LIKELY = 128,
1027 #define inst_c0 data.op[0].const_val
1028 #define inst_c1 data.op[1].const_val
1029 #define inst_i0 data.op[0].src
1030 #define inst_i1 data.op[1].src
1031 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1032 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1033 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1035 #define inst_p0 data.op[0].p
1036 #define inst_p1 data.op[1].p
1038 #define inst_l data.i8const
1039 #define inst_r data.r8const
1040 #define inst_left data.op[0].src
1041 #define inst_right data.op[1].src
1043 #define inst_newa_len data.op[0].src
1044 #define inst_newa_class data.op[1].klass
1046 #define inst_var data.op[0].var
1047 #define inst_vtype data.op[1].vtype
1048 /* in branch instructions */
1049 #define inst_many_bb data.op[1].many_blocks
1050 #define inst_target_bb data.op[0].target_block
1051 #define inst_true_bb data.op[1].many_blocks[0]
1052 #define inst_false_bb data.op[1].many_blocks[1]
1054 #define inst_basereg sreg1
1055 #define inst_indexreg sreg2
1056 #define inst_destbasereg dreg
1057 #define inst_offset data.op[0].const_val
1058 #define inst_imm data.op[1].const_val
1059 #define inst_call data.op[1].call_inst
1061 #define inst_phi_args data.op[1].phi_args
1062 #define inst_eh_block data.op[1].exception_clause
1065 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1067 ins->sreg1 = regs [0];
1068 ins->sreg2 = regs [1];
1069 ins->sreg3 = regs [2];
1072 /* instruction description for use in regalloc/scheduling */
1075 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1080 /* Unused, commented out to reduce the size of the mdesc tables
1091 guint16 tid; /* tree number */
1092 guint16 bid; /* block number */
1098 MonoPosition first_use, last_use;
1101 typedef struct MonoLiveRange2 MonoLiveRange2;
1103 struct MonoLiveRange2 {
1105 MonoLiveRange2 *next;
1109 /* List of live ranges sorted by 'from' */
1110 MonoLiveRange2 *range;
1111 MonoLiveRange2 *last_range;
1115 * Additional information about a variable
1117 struct MonoMethodVar {
1118 guint idx; /* inside cfg->varinfo, cfg->vars */
1119 MonoLiveRange range; /* generated by liveness analysis */
1120 MonoLiveInterval *interval; /* generated by liveness analysis */
1121 int reg; /* != -1 if allocated into a register */
1123 MonoBitSet *def_in; /* used by SSA */
1124 MonoInst *def; /* used by SSA */
1125 MonoBasicBlock *def_bb; /* used by SSA */
1126 GList *uses; /* used by SSA */
1127 char cpstate; /* used by SSA conditional constant propagation */
1128 /* The native offsets corresponding to the live range of the variable */
1129 gint32 live_range_start, live_range_end;
1131 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1138 * Stores state need to resume exception handling when using LLVM
1143 MonoContext ctx, new_ctx;
1147 int first_filter_idx, filter_idx;
1151 gpointer end_of_stack;
1155 gpointer restore_stack_prot;
1156 guint32 handling_stack_ovf;
1157 gpointer signal_stack;
1158 guint32 signal_stack_size;
1159 gpointer stack_ovf_guard_base;
1160 guint32 stack_ovf_guard_size;
1161 guint stack_ovf_valloced : 1;
1162 void (*abort_func) (MonoObject *object);
1163 /* Used to implement --debug=casts */
1164 MonoClass *class_cast_from, *class_cast_to;
1166 /* Stores state needed by handler block with a guard */
1168 ResumeState resume_state;
1170 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1171 /* handler block return address */
1172 gpointer handler_block_return_address;
1174 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1175 is an activation on stack making sure it will remain alive.*/
1176 MonoJitExceptionInfo *handler_block;
1178 /* context to be used by the guard trampoline when resuming interruption.*/
1179 MonoContext handler_block_context;
1181 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1182 * when it is called from profiler functions during exception handling.
1184 MonoContext orig_ex_ctx;
1185 gboolean orig_ex_ctx_set;
1188 * Stores if we need to run a chained exception in Windows.
1190 gboolean mono_win_chained_exception_needs_run;
1193 * The current exception in flight
1197 * If the current exception is not a subclass of Exception,
1198 * the original exception.
1200 guint32 thrown_non_exc;
1203 * The calling assembly in llvmonly mode.
1205 MonoImage *calling_image;
1208 * The stack frame "high water mark" for ThreadAbortExceptions.
1209 * We will rethrow the exception upon exiting a catch clause that's
1210 * in a function stack frame above the water mark(isn't being called by
1211 * the catch block that caught the ThreadAbortException).
1213 gpointer abort_exc_stack_threshold;
1216 * List of methods being JIT'd in the current thread.
1218 int active_jit_methods;
1220 gpointer interp_context;
1224 * This structure is an extension of MonoLMF and contains extra information.
1228 gboolean debugger_invoke;
1229 gboolean interp_exit;
1230 MonoContext ctx; /* if debugger_invoke is TRUE */
1231 /* If interp_exit is TRUE */
1232 gpointer interp_exit_data;
1235 /* Generic sharing */
1238 * Flags for which contexts were used in inflating a generic.
1241 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1242 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1246 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1247 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1248 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1249 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1253 MONO_RGCTX_INFO_STATIC_DATA,
1254 MONO_RGCTX_INFO_KLASS,
1255 MONO_RGCTX_INFO_ELEMENT_KLASS,
1256 MONO_RGCTX_INFO_VTABLE,
1257 MONO_RGCTX_INFO_TYPE,
1258 MONO_RGCTX_INFO_REFLECTION_TYPE,
1259 MONO_RGCTX_INFO_METHOD,
1260 /* In llvmonly mode, this is a function descriptor */
1261 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1262 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1263 MONO_RGCTX_INFO_CLASS_FIELD,
1264 MONO_RGCTX_INFO_METHOD_RGCTX,
1265 MONO_RGCTX_INFO_METHOD_CONTEXT,
1266 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1267 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1268 MONO_RGCTX_INFO_CAST_CACHE,
1269 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1270 MONO_RGCTX_INFO_VALUE_SIZE,
1271 /* +1 to avoid zero values in rgctx slots */
1272 MONO_RGCTX_INFO_FIELD_OFFSET,
1273 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1274 /* In llvmonly mode, this is a function descriptor */
1275 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1276 /* Same for virtual calls */
1277 /* In llvmonly mode, this is a function descriptor */
1278 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1279 /* Same for calli, associated with a signature */
1280 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1281 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1282 /* One of MONO_GSHAREDVT_BOX_TYPE */
1283 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1284 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1285 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1286 MONO_RGCTX_INFO_LOCAL_OFFSET,
1287 MONO_RGCTX_INFO_MEMCPY,
1288 MONO_RGCTX_INFO_BZERO,
1289 /* The address of Nullable<T>.Box () */
1290 /* In llvmonly mode, this is a function descriptor */
1291 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1292 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1293 /* MONO_PATCH_INFO_VCALL_METHOD */
1294 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1296 * MONO_PATCH_INFO_VCALL_METHOD
1297 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1298 * which implements the method.
1300 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1301 /* Resolve to 2 (TRUE) or 1 (FALSE) */
1302 MONO_RGCTX_INFO_CLASS_IS_REF_OR_CONTAINS_REFS
1303 } MonoRgctxInfoType;
1305 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1306 MonoRgctxInfoType info_type;
1308 struct _MonoRuntimeGenericContextInfoTemplate *next;
1309 } MonoRuntimeGenericContextInfoTemplate;
1312 MonoClass *next_subclass;
1313 MonoRuntimeGenericContextInfoTemplate *infos;
1314 GSList *method_templates;
1315 } MonoRuntimeGenericContextTemplate;
1318 MonoVTable *class_vtable; /* must be the first element */
1319 MonoGenericInst *method_inst;
1320 gpointer infos [MONO_ZERO_LEN_ARRAY];
1321 } MonoMethodRuntimeGenericContext;
1323 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1325 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1326 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1327 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1328 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1330 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1334 MonoRuntimeGenericContextInfoTemplate *entries;
1335 int num_entries, count_entries;
1336 } MonoGSharedVtMethodInfo;
1338 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1342 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1343 * We use this instead of rgctx slots since these can be loaded using a load instead
1344 * of a call to an rgctx fetch trampoline.
1346 gpointer entries [MONO_ZERO_LEN_ARRAY];
1347 } MonoGSharedVtMethodRuntimeInfo;
1353 MonoMethodSignature *invoke_sig;
1354 MonoMethodSignature *sig;
1355 gpointer method_ptr;
1356 gpointer invoke_impl;
1358 gpointer impl_nothis;
1359 gboolean need_rgctx_tramp;
1360 } MonoDelegateTrampInfo;
1363 * A function descriptor, which is a function address + argument pair.
1364 * In llvm-only mode, these are used instead of trampolines to pass
1365 * extra arguments to runtime functions/methods.
1374 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1375 #include "patch-info.h"
1381 * We need to store the image which the token refers to along with the token,
1382 * since the image might not be the same as the image of the method which
1383 * contains the relocation, because of inlining.
1385 typedef struct MonoJumpInfoToken {
1388 gboolean has_context;
1389 MonoGenericContext context;
1390 } MonoJumpInfoToken;
1392 typedef struct MonoJumpInfoBBTable {
1393 MonoBasicBlock **table;
1395 } MonoJumpInfoBBTable;
1397 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1399 /* Contains information describing an LLVM IMT trampoline */
1400 typedef struct MonoJumpInfoImtTramp {
1403 } MonoJumpInfoImtTramp;
1405 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1408 * Represents the method which is called when a virtual call is made to METHOD
1409 * on a receiver of type KLASS.
1412 /* Receiver class */
1414 /* Virtual method */
1416 } MonoJumpInfoVirtMethod;
1418 typedef struct MonoJumpInfo MonoJumpInfo;
1419 struct MonoJumpInfo {
1421 /* Relocation type for patching */
1429 MonoJumpInfoType type;
1431 gconstpointer target;
1432 #if SIZEOF_VOID_P == 8
1442 MonoClassField *field;
1446 MonoJumpInfoToken *token;
1447 MonoJumpInfoBBTable *table;
1448 MonoJumpInfoRgctxEntry *rgctx_entry;
1449 MonoJumpInfoImtTramp *imt_tramp;
1450 MonoJumpInfoGSharedVtCall *gsharedvt;
1451 MonoGSharedVtMethodInfo *gsharedvt_method;
1452 MonoMethodSignature *sig;
1453 MonoDelegateClassMethodPair *del_tramp;
1454 /* MONO_PATCH_INFO_VIRT_METHOD */
1455 MonoJumpInfoVirtMethod *virt_method;
1460 * Contains information for computing the
1461 * property given by INFO_TYPE of the runtime
1462 * object described by DATA.
1464 struct MonoJumpInfoRgctxEntry {
1467 MonoJumpInfo *data; /* describes the data to be loaded */
1468 MonoRgctxInfoType info_type;
1471 /* Contains information about a gsharedvt call */
1472 struct MonoJumpInfoGSharedVtCall {
1473 /* The original signature of the call */
1474 MonoMethodSignature *sig;
1475 /* The method which is called */
1480 MONO_TRAMPOLINE_JIT,
1481 MONO_TRAMPOLINE_JUMP,
1482 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1483 MONO_TRAMPOLINE_AOT,
1484 MONO_TRAMPOLINE_AOT_PLT,
1485 MONO_TRAMPOLINE_DELEGATE,
1486 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1487 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1488 MONO_TRAMPOLINE_VCALL,
1489 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1491 } MonoTrampolineType;
1493 /* These trampolines return normally to their caller */
1494 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1495 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1496 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1498 /* These trampolines receive an argument directly in a register */
1499 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1500 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1502 /* optimization flags */
1503 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1505 #include "optflags-def.h"
1510 * This structure represents a JIT backend.
1513 guint have_card_table_wb : 1;
1514 guint have_op_generic_class_init : 1;
1515 guint emulate_mul_div : 1;
1516 guint emulate_div : 1;
1517 guint emulate_long_shift_opts : 1;
1518 guint have_objc_get_selector : 1;
1519 guint have_generalized_imt_trampoline : 1;
1520 guint have_liverange_ops: 1;
1521 guint have_op_tail_call : 1;
1522 guint have_dummy_init : 1;
1523 guint gshared_supported : 1;
1524 guint use_fpstack : 1;
1526 guint need_got_var : 1;
1527 guint need_div_check : 1;
1528 guint no_unaligned_access : 1;
1529 guint disable_div_with_mul : 1;
1530 int monitor_enter_adjustment;
1531 int dyn_call_param_area;
1534 /* Flags for mini_method_compile () */
1536 /* Whenever to run cctors during JITting */
1537 JIT_FLAG_RUN_CCTORS = (1 << 0),
1538 /* Whenever this is an AOT compilation */
1539 JIT_FLAG_AOT = (1 << 1),
1540 /* Whenever this is a full AOT compilation */
1541 JIT_FLAG_FULL_AOT = (1 << 2),
1542 /* Whenever to compile with LLVM */
1543 JIT_FLAG_LLVM = (1 << 3),
1544 /* Whenever to disable direct calls to icall functions */
1545 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1546 /* Emit explicit null checks */
1547 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1548 /* Whenever to compile in llvm-only mode */
1549 JIT_FLAG_LLVM_ONLY = (1 << 6),
1550 /* Whenever calls to pinvoke functions are made directly */
1551 JIT_FLAG_DIRECT_PINVOKE = (1 << 7),
1552 /* Whenever this is a compile-all run and the result should be discarded */
1553 JIT_FLAG_DISCARD_RESULTS = (1 << 8),
1556 /* Bit-fields in the MonoBasicBlock.region */
1557 #define MONO_REGION_TRY 0
1558 #define MONO_REGION_FINALLY 16
1559 #define MONO_REGION_CATCH 32
1560 #define MONO_REGION_FAULT 64 /* Currently unused */
1561 #define MONO_REGION_FILTER 128
1563 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1565 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1566 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1568 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1570 #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))))
1572 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1573 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1576 * Control Flow Graph and compilation unit information
1580 MonoMethodHeader *header;
1581 MonoMemPool *mempool;
1583 MonoMethodVar *vars;
1585 MonoBasicBlock *bb_entry;
1586 MonoBasicBlock *bb_exit;
1587 MonoBasicBlock *bb_init;
1588 MonoBasicBlock **bblocks;
1589 MonoBasicBlock **cil_offset_to_bb;
1590 MonoMemPool *state_pool; /* used by instruction selection */
1591 MonoBasicBlock *cbb; /* used by instruction selection */
1592 MonoInst *prev_ins; /* in decompose */
1593 MonoJumpInfo *patch_info;
1594 MonoJitInfo *jit_info;
1595 MonoJitDynamicMethodInfo *dynamic_info;
1596 guint num_bblocks, max_block_num;
1598 guint num_varinfo; /* used items in varinfo */
1599 guint varinfo_count; /* total storage in varinfo */
1602 gint cil_offset_to_bb_len;
1604 MonoSpillInfo *spill_info [16]; /* machine register spills */
1606 gint spill_info_len [16];
1607 /* unsigned char *cil_code; */
1608 MonoMethod *inlined_method; /* the method which is currently inlined */
1609 MonoInst *domainvar; /* a cache for the current domain */
1610 MonoInst *got_var; /* Global Offset Table variable */
1612 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1614 MonoType **arg_types;
1615 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1616 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1617 MonoGenericContext *generic_context;
1620 MonoBackend *backend;
1623 * This variable represents the hidden argument holding the vtype
1624 * return address. If the method returns something other than a vtype, or
1625 * the vtype is returned in registers this is NULL.
1627 MonoInst *vret_addr;
1630 * This is used to initialize the cil_code field of MonoInst's.
1632 const unsigned char *ip;
1634 struct MonoAliasingInformation *aliasing_info;
1636 /* A hashtable of region ID-> SP var mappings */
1637 /* An SP var is a place to store the stack pointer (used by handlers)*/
1640 /* A hashtable of region ID -> EX var mappings */
1641 /* An EX var stores the exception object passed to catch/filter blocks */
1644 GList *ldstr_list; /* used by AOT */
1649 GHashTable *cbb_hash;
1651 /* The current virtual register number */
1654 MonoGenericSharingContext gsctx;
1655 MonoGenericContext *gsctx_context;
1657 MonoGSharedVtMethodInfo *gsharedvt_info;
1659 /* Points to the gsharedvt locals area at runtime */
1660 MonoInst *gsharedvt_locals_var;
1662 /* The localloc instruction used to initialize gsharedvt_locals_var */
1663 MonoInst *gsharedvt_locals_var_ins;
1665 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1666 MonoInst *gsharedvt_info_var;
1668 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1669 MonoInst *orig_domain_var;
1672 MonoInst *lmf_addr_var;
1674 MonoInst *stack_inbalance_var;
1676 unsigned char *cil_start;
1677 unsigned char *native_code;
1683 regmask_t used_int_regs;
1685 guint32 prof_options;
1688 guint32 verbose_level;
1689 guint32 stack_usage;
1693 guint disable_aot : 1;
1694 guint disable_ssa : 1;
1695 guint disable_llvm : 1;
1696 guint enable_extended_bblocks : 1;
1697 guint run_cctors : 1;
1698 guint need_lmf_area : 1;
1699 guint compile_aot : 1;
1701 guint compile_llvm : 1;
1702 guint got_var_allocated : 1;
1703 guint ret_var_is_local : 1;
1704 guint ret_var_set : 1;
1705 guint unverifiable : 1;
1706 guint skip_visibility : 1;
1707 guint disable_reuse_registers : 1;
1708 guint disable_reuse_stack_slots : 1;
1709 guint disable_reuse_ref_stack_slots : 1;
1710 guint disable_ref_noref_stack_slot_share : 1;
1711 guint disable_initlocals_opt : 1;
1712 guint disable_initlocals_opt_refs : 1;
1713 guint disable_omit_fp : 1;
1714 guint disable_vreg_to_lvreg : 1;
1715 guint disable_deadce_vars : 1;
1716 guint disable_out_of_line_bblocks : 1;
1717 guint disable_direct_icalls : 1;
1718 guint disable_gc_safe_points : 1;
1719 guint direct_pinvoke : 1;
1720 guint create_lmf_var : 1;
1722 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1723 * instead of being generated in emit_prolog ()/emit_epilog ().
1727 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1728 * mono_lmf_addr TLS variable.
1730 guint gen_write_barriers : 1;
1731 guint init_ref_vars : 1;
1732 guint extend_live_ranges : 1;
1733 guint compute_precise_live_ranges : 1;
1734 guint has_got_slots : 1;
1735 guint uses_rgctx_reg : 1;
1736 guint uses_vtable_reg : 1;
1737 guint uses_simd_intrinsics : 1;
1738 guint keep_cil_nops : 1;
1739 guint gen_seq_points : 1;
1740 /* Generate seq points for use by the debugger */
1741 guint gen_sdb_seq_points : 1;
1742 guint explicit_null_checks : 1;
1743 guint compute_gc_maps : 1;
1744 guint soft_breakpoints : 1;
1745 guint arch_eh_jit_info : 1;
1746 guint has_emulated_ops : 1;
1747 guint has_indirection : 1;
1748 guint has_atomic_add_i4 : 1;
1749 guint has_atomic_exchange_i4 : 1;
1750 guint has_atomic_cas_i4 : 1;
1751 guint check_pinvoke_callconv : 1;
1752 guint has_unwind_info_for_epilog : 1;
1753 guint disable_inline : 1;
1754 /* Disable inlining into caller */
1755 guint no_inline : 1;
1757 guint gsharedvt : 1;
1759 guint llvm_only : 1;
1761 gpointer debug_info;
1764 MonoProfileCoverageInfo *coverage_info;
1765 GHashTable *token_info_hash;
1766 MonoCompileArch arch;
1767 guint32 inline_depth;
1768 /* Size of memory reserved for thunks */
1772 /* Offset between the start of code and the thunks area */
1774 MonoExceptionType exception_type; /* MONO_EXCEPTION_* */
1775 guint32 exception_data;
1776 char* exception_message;
1777 gpointer exception_ptr;
1779 guint8 * encoded_unwind_ops;
1780 guint32 encoded_unwind_ops_len;
1785 /* Fields used by the local reg allocator */
1789 /* Maps vregs to their associated MonoInst's */
1790 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1791 MonoInst **vreg_to_inst;
1793 /* Size of above array */
1794 guint32 vreg_to_inst_len;
1796 /* Marks vregs which hold a GC ref */
1797 /* FIXME: Use a bitmap */
1798 gboolean *vreg_is_ref;
1800 /* Size of above array */
1801 guint32 vreg_is_ref_len;
1803 /* Marks vregs which hold a managed pointer */
1804 /* FIXME: Use a bitmap */
1805 gboolean *vreg_is_mp;
1807 /* Size of above array */
1808 guint32 vreg_is_mp_len;
1811 * The original method to compile, differs from 'method' when doing generic
1814 MonoMethod *orig_method;
1816 /* Patches which describe absolute addresses embedded into the native code */
1817 GHashTable *abs_patches;
1819 /* If the arch passes valuetypes by address, then for methods
1820 which use JMP the arch code should use these local
1821 variables to store the addresses of incoming valuetypes.
1822 The addresses should be stored in mono_arch_emit_prolog()
1823 and can be used when emitting code for OP_JMP. See
1825 MonoInst **tailcall_valuetype_addrs;
1827 /* Used to implement move_i4_to_f on archs that can't do raw
1828 copy between an ireg and a freg. This is an int32 var.*/
1829 MonoInst *iconv_raw_var;
1831 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1832 MonoInst *fconv_to_r8_x_var;
1834 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1835 MonoInst *simd_ctor_var;
1837 /* Used to implement dyn_call */
1838 MonoInst *dyn_call_var;
1841 * List of sequence points represented as IL offset+native offset pairs.
1842 * Allocated using glib.
1843 * IL offset can be -1 or 0xffffff to refer to the sequence points
1844 * inside the prolog and epilog used to implement method entry/exit events.
1846 GPtrArray *seq_points;
1848 /* The encoded sequence point info */
1849 struct MonoSeqPointInfo *seq_point_info;
1851 /* Method headers which need to be freed after compilation */
1852 GSList *headers_to_free;
1855 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1856 /* Symbol used to refer to this method in generated assembly */
1858 char *asm_debug_symbol;
1859 char *llvm_method_name;
1860 int castclass_cache_index;
1862 MonoJitExceptionInfo *llvm_ex_info;
1863 guint32 llvm_ex_info_len;
1864 int llvm_this_reg, llvm_this_offset;
1866 GSList *try_block_holes;
1868 /* DWARF location list for 'this' */
1869 GSList *this_loclist;
1871 /* DWARF location list for 'rgctx_var' */
1872 GSList *rgctx_loclist;
1874 int *gsharedvt_vreg_to_idx;
1880 /* The offsets of the locals area relative to the frame pointer */
1881 gint locals_min_stack_offset, locals_max_stack_offset;
1883 /* The current CFA rule */
1884 int cur_cfa_reg, cur_cfa_offset;
1886 /* The final CFA rule at the end of the prolog */
1887 int cfa_reg, cfa_offset;
1889 /* Points to a MonoCompileGC */
1893 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1894 * image etc, but it requires a 4 byte alignment.
1897 guint32 gc_map_size;
1899 /* Error handling */
1902 /* pointer to context datastructure used for graph dumping */
1903 MonoGraphDumper *gdump_ctx;
1906 int stat_allocate_var;
1907 int stat_locals_stack_size;
1908 int stat_basic_blocks;
1909 int stat_cil_code_size;
1911 int stat_inlineable_methods;
1912 int stat_inlined_methods;
1913 int stat_code_reallocs;
1917 MONO_CFG_HAS_ALLOCA = 1 << 0,
1918 MONO_CFG_HAS_CALLS = 1 << 1,
1919 MONO_CFG_HAS_LDELEMA = 1 << 2,
1920 MONO_CFG_HAS_VARARGS = 1 << 3,
1921 MONO_CFG_HAS_TAIL = 1 << 4,
1922 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1923 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1924 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1925 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1926 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1930 gint32 methods_compiled;
1932 gint32 methods_lookups;
1933 gint32 allocate_var;
1934 gint32 cil_code_size;
1935 gint32 native_code_size;
1936 gint32 code_reallocs;
1937 gint32 max_code_size_ratio;
1938 gint32 biggest_method_size;
1939 gint32 allocated_code_size;
1940 gint32 allocated_seq_points_size;
1941 gint32 inlineable_methods;
1942 gint32 inlined_methods;
1943 gint32 basic_blocks;
1944 gint32 max_basic_blocks;
1945 gint32 locals_stack_size;
1947 gint32 generic_virtual_invocations;
1949 gint32 alias_removed;
1950 gint32 loads_eliminated;
1951 gint32 stores_eliminated;
1952 gint32 optimized_divisions;
1953 int methods_with_llvm;
1954 int methods_without_llvm;
1955 char *max_ratio_method;
1956 char *biggest_method;
1957 double jit_method_to_ir;
1958 double jit_liveness_handle_exception_clauses;
1959 double jit_handle_out_of_line_bblock;
1960 double jit_decompose_long_opts;
1961 double jit_decompose_typechecks;
1962 double jit_local_cprop;
1963 double jit_local_emulate_ops;
1964 double jit_optimize_branches;
1965 double jit_handle_global_vregs;
1966 double jit_local_deadce;
1967 double jit_local_alias_analysis;
1968 double jit_if_conversion;
1969 double jit_bb_ordering;
1970 double jit_compile_dominator_info;
1971 double jit_compute_natural_loops;
1972 double jit_insert_safepoints;
1973 double jit_ssa_compute;
1974 double jit_ssa_cprop;
1975 double jit_ssa_deadce;
1976 double jit_perform_abc_removal;
1977 double jit_ssa_remove;
1978 double jit_local_cprop2;
1979 double jit_handle_global_vregs2;
1980 double jit_local_deadce2;
1981 double jit_optimize_branches2;
1982 double jit_decompose_vtype_opts;
1983 double jit_decompose_array_access_opts;
1984 double jit_liveness_handle_exception_clauses2;
1985 double jit_analyze_liveness;
1986 double jit_linear_scan;
1987 double jit_arch_allocate_vars;
1988 double jit_spill_global_vars;
1989 double jit_local_cprop3;
1990 double jit_local_deadce3;
1992 double jit_create_jit_info;
1993 double jit_gc_create_gc_map;
1994 double jit_save_seq_point_info;
1999 extern MonoJitStats mono_jit_stats;
2001 /* opcodes: value assigned after all the CIL opcodes */
2008 #define MINI_OP(a,b,dest,src1,src2) a,
2009 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
2011 OP_START = MONO_CEE_LAST - 1,
2012 #include "mini-ops.h"
2018 #if SIZEOF_VOID_P == 8
2019 #define OP_PCONST OP_I8CONST
2020 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
2021 #define OP_PADD OP_LADD
2022 #define OP_PADD_IMM OP_LADD_IMM
2023 #define OP_PSUB_IMM OP_LSUB_IMM
2024 #define OP_PAND_IMM OP_LAND_IMM
2025 #define OP_PXOR_IMM OP_LXOR_IMM
2026 #define OP_PSUB OP_LSUB
2027 #define OP_PMUL OP_LMUL
2028 #define OP_PMUL_IMM OP_LMUL_IMM
2029 #define OP_PNEG OP_LNEG
2030 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
2031 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
2032 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
2033 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
2034 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
2035 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
2036 #define OP_PBEQ OP_LBEQ
2037 #define OP_PCEQ OP_LCEQ
2038 #define OP_PBNE_UN OP_LBNE_UN
2039 #define OP_PBGE_UN OP_LBGE_UN
2040 #define OP_PBLT_UN OP_LBLT_UN
2041 #define OP_PBGE OP_LBGE
2042 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2043 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2045 #define OP_PCONST OP_ICONST
2046 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2047 #define OP_PADD OP_IADD
2048 #define OP_PADD_IMM OP_IADD_IMM
2049 #define OP_PSUB_IMM OP_ISUB_IMM
2050 #define OP_PAND_IMM OP_IAND_IMM
2051 #define OP_PXOR_IMM OP_IXOR_IMM
2052 #define OP_PSUB OP_ISUB
2053 #define OP_PMUL OP_IMUL
2054 #define OP_PMUL_IMM OP_IMUL_IMM
2055 #define OP_PNEG OP_INEG
2056 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2057 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2058 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2059 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2060 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2061 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2062 #define OP_PBEQ OP_IBEQ
2063 #define OP_PCEQ OP_ICEQ
2064 #define OP_PBNE_UN OP_IBNE_UN
2065 #define OP_PBGE_UN OP_IBGE_UN
2066 #define OP_PBLT_UN OP_IBLT_UN
2067 #define OP_PBGE OP_IBGE
2068 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2069 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2072 /* Opcodes to load/store regsize quantities */
2073 #if defined (__mono_ilp32__)
2074 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2075 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2077 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2078 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2105 extern const char MONO_ARCH_CPU_SPEC [];
2106 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2107 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2108 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2109 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2114 MONO_COMP_DFRONTIER = 4,
2115 MONO_COMP_DOM_REV = 8,
2116 MONO_COMP_LIVENESS = 16,
2118 MONO_COMP_SSA_DEF_USE = 64,
2119 MONO_COMP_REACHABILITY = 128,
2120 MONO_COMP_LOOPS = 256
2125 MONO_GRAPH_DTREE = 2,
2126 MONO_GRAPH_CFG_CODE = 4,
2127 MONO_GRAPH_CFG_SSA = 8,
2128 MONO_GRAPH_CFG_OPTCODE = 16
2135 } MonoJitArgumentInfo;
2138 gboolean handle_sigint;
2139 gboolean keep_delegates;
2140 gboolean reverse_pinvoke_exceptions;
2141 gboolean collect_pagefault_stats;
2142 gboolean break_on_unverified;
2143 gboolean better_cast_details;
2144 gboolean mdb_optimizations;
2145 gboolean no_gdb_backtrace;
2146 gboolean suspend_on_native_crash;
2147 gboolean suspend_on_exception;
2148 gboolean suspend_on_unhandled;
2149 gboolean dyn_runtime_invoke;
2152 gboolean use_fallback_tls;
2154 * Whenever data such as next sequence points and flags is required.
2155 * Next sequence points and flags are required by the debugger agent.
2157 gboolean gen_sdb_seq_points;
2158 gboolean no_seq_points_compact_data;
2160 * Setting single_imm_size should guarantee that each time managed code is compiled
2161 * the same instructions and registers are used, regardless of the size of used values.
2163 gboolean single_imm_size;
2164 gboolean explicit_null_checks;
2166 * Fill stack frames with 0x2a in method prologs. This helps with the
2167 * debugging of the stack marking code in the GC.
2169 gboolean init_stacks;
2172 * Whenever to implement single stepping and breakpoints without signals in the
2173 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2174 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2177 gboolean soft_breakpoints;
2179 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2181 gboolean break_on_exc;
2183 * Load AOT JIT info eagerly.
2185 gboolean load_aot_jit_info_eagerly;
2187 * Check for pinvoke calling convention mismatches.
2189 gboolean check_pinvoke_callconv;
2191 * Translate Debugger.Break () into a native breakpoint signal
2193 gboolean native_debugger_break;
2195 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2196 * identify the stack on some platforms
2198 gboolean disable_omit_fp;
2226 /* Implicit exceptions */
2228 MONO_EXC_INDEX_OUT_OF_RANGE,
2230 MONO_EXC_ARITHMETIC,
2231 MONO_EXC_DIVIDE_BY_ZERO,
2232 MONO_EXC_INVALID_CAST,
2234 MONO_EXC_ARRAY_TYPE_MISMATCH,
2236 MONO_EXC_INTRINS_NUM
2240 MINI_TOKEN_SOURCE_CLASS,
2241 MINI_TOKEN_SOURCE_METHOD,
2242 MINI_TOKEN_SOURCE_FIELD
2246 * Information about a trampoline function.
2251 * The native code of the trampoline. Not owned by this structure.
2256 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2261 * Patches required by the trampoline when aot-ing. Owned by this structure.
2265 * Unwind information. Owned by this structure.
2270 * Encoded unwind info loaded from AOT images
2273 guint32 uw_info_len;
2274 /* Whenever uw_info is owned by this structure */
2275 gboolean owns_uw_info;
2278 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2281 FILTER_IL_SEQ_POINT = 1 << 0,
2282 FILTER_NOP = 1 << 1,
2285 static inline gboolean
2286 mono_inst_filter (MonoInst *ins, int filter)
2288 if (!ins || !filter)
2291 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2294 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2300 static inline MonoInst*
2301 mono_inst_next (MonoInst *ins, int filter)
2305 } while (mono_inst_filter (ins, filter));
2310 static inline MonoInst*
2311 mono_inst_prev (MonoInst *ins, int filter)
2315 } while (mono_inst_filter (ins, filter));
2320 static inline MonoInst*
2321 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2323 MonoInst *ins = bb->code;
2324 if (mono_inst_filter (ins, filter))
2325 ins = mono_inst_next (ins, filter);
2330 static inline MonoInst*
2331 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2333 MonoInst *ins = bb->last_ins;
2334 if (mono_inst_filter (ins, filter))
2335 ins = mono_inst_prev (ins, filter);
2341 MONO_API int mono_main (int argc, char* argv[]);
2342 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2343 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2344 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2346 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2347 void mini_cleanup (MonoDomain *domain);
2348 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2349 MONO_API gboolean mini_parse_debug_option (const char *option);
2350 void mini_profiler_enable_with_options (const char *profile_options);
2353 void mono_cfg_dump_create_context (MonoCompile *cfg);
2354 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2355 void mono_cfg_dump_close_group (MonoCompile *cfg);
2356 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2358 /* helper methods */
2359 void mini_jit_init (void);
2360 void mini_jit_cleanup (void);
2361 void mono_disable_optimizations (guint32 opts);
2362 void mono_set_optimizations (guint32 opts);
2363 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2364 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2365 char* mono_opt_descr (guint32 flags);
2366 void mono_set_verbose_level (guint32 level);
2367 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2368 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2369 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2370 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2371 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2373 void mono_precompile_assemblies (void);
2374 MONO_API int mono_parse_default_optimizations (const char* p);
2375 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2376 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2377 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2378 void mono_verify_bblock (MonoBasicBlock *bb);
2379 void mono_verify_cfg (MonoCompile *cfg);
2380 void mono_constant_fold (MonoCompile *cfg);
2381 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2382 int mono_eval_cond_branch (MonoInst *branch);
2383 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2384 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2385 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2386 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2387 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2388 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2389 MonoType* mono_type_from_stack_type (MonoInst *ins);
2390 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2391 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2392 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2393 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2394 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2395 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2396 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2397 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2398 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2399 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2401 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2402 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2403 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2404 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2405 void mono_nullify_basic_block (MonoBasicBlock *bb);
2406 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2407 void mono_optimize_branches (MonoCompile *cfg);
2409 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2410 const char*mono_ji_type_to_string (MonoJumpInfoType type) MONO_LLVM_INTERNAL;
2411 void mono_print_ji (const MonoJumpInfo *ji);
2412 void mono_print_ins_index (int i, MonoInst *ins);
2413 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2414 void mono_print_ins (MonoInst *ins);
2415 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2416 void mono_print_code (MonoCompile *cfg, const char *msg);
2417 MONO_API void mono_print_method_from_ip (void *ip);
2418 MONO_API char *mono_pmip (void *ip);
2419 gboolean mono_debug_count (void);
2420 MONO_LLVM_INTERNAL const char* mono_inst_name (int op);
2421 int mono_op_to_op_imm (int opcode);
2422 int mono_op_imm_to_op (int opcode);
2423 int mono_load_membase_to_load_mem (int opcode);
2424 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2425 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2426 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2427 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2428 guint32 mono_reverse_branch_op (guint32 opcode);
2429 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2430 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2431 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2432 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2433 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2434 guint mono_patch_info_hash (gconstpointer data);
2435 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2436 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2437 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2438 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2439 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2440 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2441 gpointer mono_jit_compile_method_jit_only (MonoMethod *method, MonoError *error);
2442 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2443 MonoLMF * mono_get_lmf (void);
2444 MonoLMF** mono_get_lmf_addr (void);
2445 void mono_set_lmf (MonoLMF *lmf);
2446 void mono_push_lmf (MonoLMFExt *ext);
2447 void mono_pop_lmf (MonoLMF *lmf);
2448 MonoJitTlsData* mono_get_jit_tls (void);
2449 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2450 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2451 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2452 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2453 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2454 void mono_analyze_liveness (MonoCompile *cfg);
2455 void mono_analyze_liveness_gc (MonoCompile *cfg);
2456 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2457 void mono_global_regalloc (MonoCompile *cfg);
2458 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2459 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2460 void mono_destroy_compile (MonoCompile *cfg);
2461 void mono_empty_compile (MonoCompile *cfg);
2462 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2463 void mono_print_ins_index (int i, MonoInst *ins);
2464 void mono_print_ins (MonoInst *ins);
2465 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2466 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2467 MonoInst *mono_get_got_var (MonoCompile *cfg);
2468 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2469 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2470 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2471 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2472 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2473 void mono_create_helper_signatures (void);
2474 MonoInst* mono_emit_native_call (MonoCompile *cfg, gconstpointer func, MonoMethodSignature *sig, MonoInst **args);
2475 gboolean mini_should_insert_breakpoint (MonoMethod *method);
2477 gboolean mini_class_is_system_array (MonoClass *klass);
2478 MonoMethodSignature *mono_get_element_address_signature (int arity);
2479 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2480 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2482 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2483 void mono_linterval_print (MonoLiveInterval *interval);
2484 void mono_linterval_print_nl (MonoLiveInterval *interval);
2485 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2486 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2487 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2488 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2490 /* Native Client functions */
2491 gpointer mono_realloc_native_code(MonoCompile *cfg);
2493 extern MonoDebugOptions debug_options;
2495 static inline MonoMethod*
2496 jinfo_get_method (MonoJitInfo *ji)
2498 return mono_jit_info_get_method (ji);
2502 void mono_aot_init (void);
2503 void mono_aot_cleanup (void);
2504 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2505 MonoMethod *method, MonoError *error);
2506 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2507 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2508 guint8* mono_aot_get_plt_entry (guint8 *code);
2509 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2510 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2511 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2512 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2513 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2514 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2515 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2516 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2517 gpointer mono_aot_get_trampoline (const char *name);
2518 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2519 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2520 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2521 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2522 gpointer mono_aot_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2523 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2524 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2525 guint32 mono_aot_method_hash (MonoMethod *method);
2526 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2527 void mono_aot_set_make_unreadable (gboolean unreadable);
2528 gboolean mono_aot_is_pagefault (void *ptr);
2529 void mono_aot_handle_pagefault (void *ptr);
2530 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2531 guint32 mono_aot_find_method_index (MonoMethod *method);
2532 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2533 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2534 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2535 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2537 /* This is an exported function */
2538 MONO_API void mono_aot_register_module (gpointer *aot_info);
2540 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2542 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2543 * passed to the free function.
2545 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2547 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2548 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2550 void mono_xdebug_init (const char *xdebug_opts);
2551 void mono_save_xdebug_info (MonoCompile *cfg);
2552 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2553 /* This is an exported function */
2554 void mono_xdebug_flush (void);
2556 gboolean mono_method_blittable (MonoMethod *method);
2557 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2559 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2560 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2561 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2562 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2564 void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2566 int mono_find_method_opcode (MonoMethod *method);
2567 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2568 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2569 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2570 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2572 void mono_trampolines_init (void);
2573 void mono_trampolines_cleanup (void);
2574 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2575 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2576 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2578 gboolean add_sync_wrapper,
2580 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2581 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2582 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2583 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2584 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2585 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2586 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2587 gpointer mono_create_monitor_enter_trampoline (void);
2588 gpointer mono_create_monitor_enter_v4_trampoline (void);
2589 gpointer mono_create_monitor_exit_trampoline (void);
2590 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2591 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2592 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2593 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2594 #ifndef DISABLE_REMOTING
2595 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2597 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2598 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2600 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2602 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2603 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2604 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2605 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2606 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2607 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2608 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2609 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2610 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2611 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2612 gpointer mini_get_nullified_class_init_trampoline (void);
2613 gpointer mini_get_single_step_trampoline (void);
2614 gpointer mini_get_breakpoint_trampoline (void);
2615 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2616 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2617 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2618 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2619 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2621 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2623 gboolean mono_running_on_valgrind (void);
2624 void* mono_global_codeman_reserve (int size);
2625 void mono_global_codeman_foreach (MonoCodeManagerFunc func, void *user_data);
2626 const char *mono_regname_full (int reg, int bank);
2627 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2628 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2629 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2630 void mono_remove_critical_edges (MonoCompile *cfg);
2631 gboolean mono_is_regsize_var (MonoType *t);
2632 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2633 void mini_emit_memset (MonoCompile *cfg, int destreg, int offset, int size, int val, int align);
2634 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2635 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2636 MonoInst* mini_emit_ldelema_1_ins (MonoCompile *cfg, MonoClass *klass, MonoInst *arr, MonoInst *index, gboolean bcheck);
2637 MonoInst* mini_emit_get_gsharedvt_info_klass (MonoCompile *cfg, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2638 MonoInst* mini_emit_calli (MonoCompile *cfg, MonoMethodSignature *sig, MonoInst **args, MonoInst *addr, MonoInst *imt_arg, MonoInst *rgctx_arg);
2639 MonoInst* mini_emit_memory_barrier (MonoCompile *cfg, int kind);
2640 void mini_emit_write_barrier (MonoCompile *cfg, MonoInst *ptr, MonoInst *value);
2641 MonoInst* mini_emit_memory_load (MonoCompile *cfg, MonoType *type, MonoInst *src, int offset, int ins_flag);
2642 void mini_emit_memory_store (MonoCompile *cfg, MonoType *type, MonoInst *dest, MonoInst *value, int ins_flag);
2643 void mini_emit_memory_copy_bytes (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoInst *size, int ins_flag);
2644 void mini_emit_memory_init_bytes (MonoCompile *cfg, MonoInst *dest, MonoInst *value, MonoInst *size, int ins_flag);
2645 void mini_emit_memory_copy (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native, int ins_flag);
2647 MonoMethod* mini_get_memcpy_method (void);
2648 MonoMethod* mini_get_memset_method (void);
2649 int mini_class_check_context_used (MonoCompile *cfg, MonoClass *klass);
2652 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2653 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2654 CompRelation mono_negate_cond (CompRelation cond);
2655 int mono_op_imm_to_op (int opcode);
2656 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2657 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2658 MonoUnwindOp *mono_create_unwind_op (int when,
2661 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2664 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2665 void mono_tramp_info_free (MonoTrampInfo *info);
2666 void mono_aot_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2667 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2668 int mini_exception_id_by_name (const char *name);
2669 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2671 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2672 MonoInst *return_var, MonoInst **inline_args,
2673 guint inline_offset, gboolean is_virtual_call);
2675 //the following methods could just be renamed/moved from method-to-ir.c
2676 int mini_inline_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **sp, guchar *ip,
2677 guint real_offset, gboolean inline_always);
2679 MonoInst* mini_emit_get_rgctx_klass (MonoCompile *cfg, int context_used, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2680 MonoInst* mini_emit_runtime_constant (MonoCompile *cfg, MonoJumpInfoType patch_type, gpointer data);
2681 void mini_save_cast_details (MonoCompile *cfg, MonoClass *klass, int obj_reg, gboolean null_check);
2682 void mini_reset_cast_details (MonoCompile *cfg);
2683 void mini_emit_class_check (MonoCompile *cfg, int klass_reg, MonoClass *klass);
2685 gboolean mini_class_has_reference_variant_generic_argument (MonoCompile *cfg, MonoClass *klass, int context_used);
2688 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2689 void mono_decompose_long_opts (MonoCompile *cfg);
2690 void mono_decompose_vtype_opts (MonoCompile *cfg);
2691 void mono_decompose_array_access_opts (MonoCompile *cfg);
2692 void mono_decompose_soft_float (MonoCompile *cfg);
2693 void mono_local_emulate_ops (MonoCompile *cfg);
2694 void mono_handle_global_vregs (MonoCompile *cfg);
2695 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2696 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2697 void mono_if_conversion (MonoCompile *cfg);
2702 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2703 void mini_init_delegate (MonoDelegate *del);
2704 char* mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset);
2705 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2707 /* methods that must be provided by the arch-specific port */
2708 void mono_arch_init (void);
2709 void mono_arch_finish_init (void);
2710 void mono_arch_cleanup (void);
2711 void mono_arch_cpu_init (void);
2712 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2713 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2714 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2715 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2716 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2717 void mono_codegen (MonoCompile *cfg);
2718 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2719 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2720 const char *mono_arch_regname (int reg);
2721 const char *mono_arch_fregname (int reg);
2722 void mono_arch_exceptions_init (void);
2723 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2724 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2725 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2726 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2727 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2728 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2729 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2730 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2731 gpointer mono_arch_get_get_tls_tramp (void);
2732 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2733 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2734 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2735 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2736 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2737 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2738 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2739 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2740 void mono_arch_flush_icache (guint8 *code, gint size);
2741 int mono_arch_max_epilog_size (MonoCompile *cfg);
2742 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2743 void mono_arch_emit_epilog (MonoCompile *cfg);
2744 void mono_arch_emit_exceptions (MonoCompile *cfg);
2745 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2746 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2747 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2748 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2749 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2750 void mono_arch_fill_argument_info (MonoCompile *cfg);
2751 void mono_arch_allocate_vars (MonoCompile *m);
2752 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2753 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2754 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2755 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2756 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2757 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2758 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2759 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2760 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2761 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2762 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2763 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2764 GSList* mono_arch_get_delegate_invoke_impls (void);
2765 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2766 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2767 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2768 GSList* mono_arch_get_cie_program (void);
2769 void mono_arch_set_target (char *mtriple);
2770 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2771 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2772 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2773 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2774 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2775 int mono_arch_translate_tls_offset (int offset);
2776 gboolean mono_arch_opcode_supported (int opcode);
2777 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2778 gboolean mono_arch_have_fast_tls (void);
2780 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2781 gboolean mono_arch_is_soft_float (void);
2783 static inline MONO_ALWAYS_INLINE gboolean
2784 mono_arch_is_soft_float (void)
2790 /* Soft Debug support */
2791 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2792 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2793 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2794 void mono_arch_start_single_stepping (void);
2795 void mono_arch_stop_single_stepping (void);
2796 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2797 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2798 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2799 void mono_arch_skip_single_step (MonoContext *ctx);
2800 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2803 #ifdef MONO_ARCH_HAVE_INIT_LMF_EXT
2804 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2808 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2809 MonoJitInfo *ji, MonoContext *ctx,
2810 MonoContext *new_ctx, MonoLMF **lmf,
2811 mgreg_t **save_locations,
2812 StackFrameInfo *frame_info);
2813 gpointer mono_arch_get_throw_exception_by_name (void);
2814 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2815 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2816 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2817 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2818 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2819 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2820 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2821 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2822 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2823 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2824 gpointer mono_arch_ip_from_context (void *sigctx);
2825 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2826 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2827 void mono_arch_flush_register_windows (void);
2828 gboolean mono_arch_is_inst_imm (gint64 imm);
2829 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2830 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2831 guint32 mono_arch_get_patch_offset (guint8 *code);
2832 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2833 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2834 void mono_arch_save_unwind_info (MonoCompile *cfg);
2835 void mono_arch_register_lowlevel_calls (void);
2836 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2837 gpointer mono_arch_get_static_rgctx_trampoline (gpointer arg, gpointer addr);
2838 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2839 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2840 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2841 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2842 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2843 int mono_arch_get_this_arg_reg (guint8 *code);
2844 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2845 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2846 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2847 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2848 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2849 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2850 gpointer mono_arch_build_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2851 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2852 guint8* mono_arch_get_call_target (guint8 *code);
2853 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2854 GSList *mono_arch_get_trampolines (gboolean aot);
2855 gpointer mono_arch_get_enter_icall_trampoline (MonoTrampInfo **info);
2857 /* Handle block guard */
2858 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2859 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2860 gpointer mono_create_handler_block_trampoline (void);
2861 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2863 /*New interruption machinery */
2865 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2868 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2871 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2874 /* Exception handling */
2875 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2877 void mono_exceptions_init (void);
2878 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2879 void mono_handle_native_crash (const char *signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2880 MONO_API void mono_print_thread_dump (void *sigctx);
2881 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2882 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2883 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2884 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2885 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2886 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2887 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2888 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2890 void mono_setup_altstack (MonoJitTlsData *tls);
2891 void mono_free_altstack (MonoJitTlsData *tls);
2892 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2893 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2894 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2895 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2897 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);
2899 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2900 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2901 void mono_restore_context (MonoContext *ctx);
2902 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2903 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2904 void mono_llvm_rethrow_exception (MonoObject *ex);
2905 void mono_llvm_throw_exception (MonoObject *ex);
2906 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2907 void mono_llvm_resume_exception (void);
2908 void mono_llvm_clear_exception (void);
2909 MonoObject *mono_llvm_load_exception (void);
2910 void mono_llvm_reset_exception (void);
2911 void mono_llvm_raise_exception (MonoException *e);
2912 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2915 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2916 MonoJitInfo *prev_ji, MonoContext *ctx,
2917 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2918 mgreg_t **save_locations,
2919 StackFrameInfo *frame);
2921 gpointer mono_get_throw_exception (void);
2922 gpointer mono_get_rethrow_exception (void);
2923 gpointer mono_get_call_filter (void);
2924 gpointer mono_get_restore_context (void);
2925 gpointer mono_get_throw_exception_by_name (void);
2926 gpointer mono_get_throw_corlib_exception (void);
2927 gpointer mono_get_throw_exception_addr (void);
2928 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2929 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2930 MonoReflectionMethod **method,
2931 gint32 *iloffset, gint32 *native_offset,
2932 MonoString **file, gint32 *line, gint32 *column);
2933 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2935 void mono_decompose_typechecks (MonoCompile *cfg);
2936 /* Dominator/SSA methods */
2937 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2938 void mono_compute_natural_loops (MonoCompile *cfg);
2939 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2940 void mono_ssa_compute (MonoCompile *cfg);
2941 void mono_ssa_remove (MonoCompile *cfg);
2942 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2943 void mono_ssa_cprop (MonoCompile *cfg);
2944 void mono_ssa_deadce (MonoCompile *cfg);
2945 void mono_ssa_strength_reduction (MonoCompile *cfg);
2946 void mono_free_loop_info (MonoCompile *cfg);
2947 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2949 void mono_ssa_compute2 (MonoCompile *cfg);
2950 void mono_ssa_remove2 (MonoCompile *cfg);
2951 void mono_ssa_cprop2 (MonoCompile *cfg);
2952 void mono_ssa_deadce2 (MonoCompile *cfg);
2954 /* debugging support */
2955 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2956 guint32 breakpoint_id);
2957 void mono_debug_open_method (MonoCompile *cfg);
2958 void mono_debug_close_method (MonoCompile *cfg);
2959 void mono_debug_free_method (MonoCompile *cfg);
2960 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2961 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2962 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2963 void mono_debug_add_aot_method (MonoDomain *domain,
2964 MonoMethod *method, guint8 *code_start,
2965 guint8 *debug_info, guint32 debug_info_len);
2966 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2967 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2969 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2972 MonoTraceSpec *mono_trace_parse_options (const char *options);
2973 void mono_trace_set_assembly (MonoAssembly *assembly);
2974 gboolean mono_trace_eval (MonoMethod *method);
2977 mono_perform_abc_removal (MonoCompile *cfg);
2979 mono_perform_abc_removal (MonoCompile *cfg);
2981 mono_perform_ssapre (MonoCompile *cfg);
2983 mono_local_cprop (MonoCompile *cfg);
2985 mono_local_cprop (MonoCompile *cfg);
2987 mono_local_deadce (MonoCompile *cfg);
2989 mono_local_alias_analysis (MonoCompile *cfg);
2991 /* Generic sharing */
2994 mono_set_generic_sharing_supported (gboolean supported);
2997 mono_set_generic_sharing_vt_supported (gboolean supported);
3000 mono_set_partial_sharing_supported (gboolean supported);
3003 mono_class_generic_sharing_enabled (MonoClass *klass);
3006 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
3009 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
3011 MonoMethodRuntimeGenericContext*
3012 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
3015 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
3018 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
3021 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
3024 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
3027 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
3028 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
3031 mono_method_construct_object_context (MonoMethod *method);
3034 mono_method_get_declaring_generic_method (MonoMethod *method);
3037 mono_generic_context_check_used (MonoGenericContext *context);
3040 mono_class_check_context_used (MonoClass *klass);
3043 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
3046 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
3049 mono_method_is_generic_impl (MonoMethod *method);
3052 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3055 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3058 mini_class_is_generic_sharable (MonoClass *klass);
3062 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3065 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3068 mini_is_gsharedvt_gparam (MonoType *t);
3070 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3072 int mono_method_check_context_used (MonoMethod *method);
3074 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3076 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3077 guint32 token, guint32 token_source, guint32 rgctx_type,
3078 gint32 rgctx_index);
3080 void mono_generic_sharing_init (void);
3081 void mono_generic_sharing_cleanup (void);
3083 MonoClass* mini_class_get_container_class (MonoClass *klass);
3084 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3086 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3087 MonoType* mini_type_get_underlying_type (MonoType *type);
3088 MonoClass* mini_get_class (MonoMethod *method, guint32 token, MonoGenericContext *context);
3089 MonoMethod* mini_get_shared_method (MonoMethod *method);
3090 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3091 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3092 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3093 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3095 int mini_type_stack_size (MonoType *t, int *align);
3096 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3097 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3098 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3100 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3102 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3103 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3105 #define MONO_TIME_TRACK(a, phase) \
3107 GTimer *timer = mono_time_track_start (); \
3109 mono_time_track_end (&(a), timer); \
3112 GTimer *mono_time_track_start (void);
3113 void mono_time_track_end (double *time, GTimer *timer);
3115 void mono_update_jit_stats (MonoCompile *cfg);
3117 gboolean mini_type_is_reference (MonoType *type);
3118 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3119 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3120 gboolean mini_is_gsharedvt_type (MonoType *t);
3121 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3122 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3123 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3124 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3125 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3126 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3127 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3128 gpointer mini_method_get_rgctx (MonoMethod *m);
3129 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3131 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3132 gint32 vcall_offset, gboolean calli);
3133 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3134 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3135 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3136 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3137 MonoMethod* mini_get_interp_in_wrapper (MonoMethodSignature *sig);
3142 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3145 SIMD_VERSION_SSE1 = 1 << 0,
3146 SIMD_VERSION_SSE2 = 1 << 1,
3147 SIMD_VERSION_SSE3 = 1 << 2,
3148 SIMD_VERSION_SSSE3 = 1 << 3,
3149 SIMD_VERSION_SSE41 = 1 << 4,
3150 SIMD_VERSION_SSE42 = 1 << 5,
3151 SIMD_VERSION_SSE4a = 1 << 6,
3152 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3153 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3154 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3157 /* this value marks the end of the bit indexes used in
3160 SIMD_VERSION_INDEX_END = 6
3175 SIMD_PREFETCH_MODE_NTA,
3176 SIMD_PREFETCH_MODE_0,
3177 SIMD_PREFETCH_MODE_1,
3178 SIMD_PREFETCH_MODE_2,
3181 const char *mono_arch_xregname (int reg);
3182 void mono_simd_simplify_indirection (MonoCompile *cfg);
3183 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3184 MonoInst* mono_emit_simd_field_load (MonoCompile *cfg, MonoClassField *field, MonoInst *addr);
3185 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3186 void mono_simd_intrinsics_init (void);
3188 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3189 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3192 #define XDEBUG_ENABLED 1
3196 /* maybe enable also for other systems? */
3197 #define ENABLE_JIT_MAP 1
3198 void mono_enable_jit_map (void);
3199 void mono_emit_jit_map (MonoJitInfo *jinfo);
3200 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3201 gboolean mono_jit_map_is_enabled (void);
3203 #define mono_enable_jit_map()
3204 #define mono_emit_jit_map(ji)
3205 #define mono_emit_jit_tramp(s,z,d)
3206 #define mono_jit_map_is_enabled() (0)
3210 * Per-OS implementation functions.
3212 void mono_runtime_install_handlers (void);
3213 gboolean mono_runtime_install_custom_handlers (const char *handlers);
3214 void mono_runtime_install_custom_handlers_usage (void);
3215 void mono_runtime_cleanup_handlers (void);
3216 void mono_runtime_setup_stat_profiler (void);
3217 void mono_runtime_shutdown_stat_profiler (void);
3218 void mono_runtime_posix_install_handlers (void);
3219 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3221 void mono_cross_helpers_run (void);
3227 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3228 // Signal handlers not available
3229 #define MONO_ARCH_NEED_DIV_CHECK 1
3232 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3233 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3234 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3235 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3236 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3238 #ifdef MONO_ARCH_VARARG_ICALLS
3239 #define ARCH_VARARG_ICALLS 1
3241 #define ARCH_VARARG_ICALLS 0
3245 * Coop support for trampolines
3247 void mono_interruption_checkpoint_from_trampoline (void);
3249 #endif /* __MONO_MINI_H__ */