2 * Copyright 2002-2003 Ximian Inc
3 * Copyright 2003-2011 Novell Inc
4 * Copyright 2011 Xamarin Inc
5 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
7 #ifndef __MONO_MINI_H__
8 #define __MONO_MINI_H__
15 #ifdef HAVE_SYS_TYPES_H
16 #include <sys/types.h>
18 #include <mono/metadata/loader.h>
19 #include <mono/metadata/mempool.h>
20 #include <mono/utils/monobitset.h>
21 #include <mono/metadata/class.h>
22 #include <mono/metadata/object.h>
23 #include <mono/metadata/opcodes.h>
24 #include <mono/metadata/tabledefs.h>
25 #include <mono/metadata/domain-internals.h>
26 #include "mono/metadata/class-internals.h"
27 #include "mono/metadata/object-internals.h"
28 #include <mono/metadata/profiler-private.h>
29 #include <mono/metadata/debug-helpers.h>
30 #include <mono/utils/mono-compiler.h>
31 #include <mono/utils/mono-machine.h>
32 #include <mono/utils/mono-stack-unwinding.h>
33 #include <mono/utils/mono-threads.h>
34 #include <mono/utils/mono-threads-coop.h>
35 #include <mono/utils/mono-tls.h>
36 #include <mono/utils/atomic.h>
37 #include <mono/utils/mono-conc-hashtable.h>
38 #include <mono/utils/mono-signal-handler.h>
40 #include "mini-arch.h"
42 #include "mini-unwind.h"
46 #include "mono/metadata/tabledefs.h"
47 #include "mono/metadata/marshal.h"
48 #include "mono/metadata/security-manager.h"
49 #include "mono/metadata/exception.h"
51 #ifdef __native_client_codegen__
52 #include <nacl/nacl_dyncode.h>
57 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
58 * can be linked into both mono and mono-sgen.
60 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
61 #error "The code in mini/ should not depend on these defines."
65 /*#define __alignof__(a) sizeof(a)*/
66 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
70 #define MINI_DEBUG(level,limit,code)
72 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
75 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS)
77 #define MONO_SUPPORT_TASKLETS 1
78 #elif defined(HOST_WIN32)
79 #define MONO_SUPPORT_TASKLETS 1
80 // Replace some gnu intrinsics needed for tasklets with MSVC equivalents.
81 #define __builtin_extract_return_addr(x) x
82 #define __builtin_return_address(x) _ReturnAddress()
83 #define __builtin_frame_address(x) _AddressOfReturnAddress()
88 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
89 #define LLVM_ENABLED TRUE
91 #define COMPILE_LLVM(cfg) (0)
92 #define LLVM_ENABLED FALSE
95 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
96 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
98 #define COMPILE_SOFT_FLOAT(cfg) (0)
101 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
103 /* for 32 bit systems */
104 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
105 #define MINI_LS_WORD_IDX 0
106 #define MINI_MS_WORD_IDX 1
108 #define MINI_LS_WORD_IDX 1
109 #define MINI_MS_WORD_IDX 0
111 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
112 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
113 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
114 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
116 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
117 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
120 #define MONO_USE_AOT_COMPILER
123 /* Version number of the AOT file format */
124 #define MONO_AOT_FILE_VERSION 139
126 //TODO: This is x86/amd64 specific.
127 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
129 /* Remap printf to g_print (we use a mix of these in the mini code) */
130 #ifdef PLATFORM_ANDROID
131 #define printf g_print
134 #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)))))
136 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
138 /* Constants used to encode different types of methods in AOT */
140 MONO_AOT_METHODREF_MIN = 240,
141 /* Image index bigger than METHODREF_MIN */
142 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
143 /* Runtime provided methods on arrays */
144 MONO_AOT_METHODREF_ARRAY = 250,
145 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
147 MONO_AOT_METHODREF_WRAPPER = 252,
148 /* Methods on generic instances */
149 MONO_AOT_METHODREF_GINST = 253,
150 /* Methods resolve using a METHODSPEC token */
151 MONO_AOT_METHODREF_METHODSPEC = 254,
154 /* Constants used to encode different types of types in AOT */
157 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
158 /* typedef index + image index */
159 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
161 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
163 MONO_AOT_TYPEREF_GINST = 4,
164 /* type/method variable */
165 MONO_AOT_TYPEREF_VAR = 5,
167 MONO_AOT_TYPEREF_ARRAY = 6,
168 /* blob index of the type encoding */
169 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
171 MONO_AOT_TYPEREF_PTR = 8
174 /* Trampolines which we have a lot of */
176 MONO_AOT_TRAMP_SPECIFIC = 0,
177 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
178 MONO_AOT_TRAMP_IMT = 2,
179 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
180 MONO_AOT_TRAMP_NUM = 4
184 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
185 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
186 MONO_AOT_FILE_FLAG_DEBUG = 4,
187 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
188 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
189 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
190 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
195 MONO_AOT_TABLE_IMAGE_TABLE,
196 MONO_AOT_TABLE_CLASS_NAME,
197 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
198 MONO_AOT_TABLE_EX_INFO_OFFSETS,
199 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
200 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
201 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
202 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
203 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
207 /* This structure is stored in the AOT file */
208 typedef struct MonoAotFileInfo
210 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
215 /* All the pointers should be at the start to avoid alignment problems */
217 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
218 /* Global Offset Table for JITted code */
220 /* Global Offset Table for LLVM code */
222 /* Mono EH Frame created by llc when using LLVM */
223 gpointer mono_eh_frame;
224 /* Points to the get_method () function in the LLVM image or NULL */
225 gpointer llvm_get_method;
226 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
227 gpointer llvm_get_unbox_tramp;
228 gpointer jit_code_start;
229 gpointer jit_code_end;
230 gpointer method_addresses;
233 gpointer class_name_table;
234 gpointer class_info_offsets;
235 gpointer method_info_offsets;
236 gpointer ex_info_offsets;
237 gpointer extra_method_info_offsets;
238 gpointer extra_method_table;
239 gpointer got_info_offsets;
240 gpointer llvm_got_info_offsets;
241 gpointer image_table;
243 /* The GUID of the assembly which the AOT image was generated from */
244 gpointer assembly_guid;
246 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
249 gpointer runtime_version;
250 /* Blocks of various kinds of trampolines */
251 gpointer specific_trampolines;
252 gpointer static_rgctx_trampolines;
253 gpointer imt_trampolines;
254 gpointer gsharedvt_arg_trampolines;
255 /* In static mode, points to a table of global symbols for trampolines etc */
257 /* Points to a string containing the assembly name*/
258 gpointer assembly_name;
259 /* Start of Mono's Program Linkage Table */
261 /* End of Mono's Program Linkage Table */
263 gpointer unwind_info;
264 /* Points to a table mapping methods to their unbox trampolines */
265 gpointer unbox_trampolines;
266 /* Points to the end of the previous table */
267 gpointer unbox_trampolines_end;
268 /* Points to a table of unbox trampoline addresses/offsets */
269 gpointer unbox_trampoline_addresses;
270 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
273 /* The index of the first GOT slot used by the PLT */
274 guint32 plt_got_offset_base;
275 /* Number of entries in the GOT */
277 /* Number of entries in the PLT */
279 /* Number of methods */
281 /* A union of MonoAotFileFlags */
283 /* Optimization flags used to compile the module */
285 /* SIMD flags used to compile the module */
287 /* Index of the blob entry holding the GC used by this module */
288 gint32 gc_name_index;
289 guint32 num_rgctx_fetch_trampolines;
290 /* These are used for sanity checking object layout problems when cross-compiling */
291 guint32 double_align, long_align, generic_tramp_num;
292 /* The page size used by trampoline pages */
293 guint32 tramp_page_size;
295 * The number of GOT entries which need to be preinitialized when the
298 guint32 nshared_got_entries;
299 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
300 guint32 datafile_size;
303 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
304 // FIXME: Sync with AOT
305 guint32 table_offsets [MONO_AOT_TABLE_NUM];
306 /* Number of trampolines */
307 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
308 /* The indexes of the first GOT slots used by the trampolines */
309 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
310 /* The size of one trampoline */
311 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
312 /* The offset where the trampolines begin on a trampoline page */
313 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
314 /* GUID of aot compilation */
318 /* Number of symbols in the MonoAotFileInfo structure */
319 #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)
325 } MonoClassMethodPair;
332 } MonoDelegateClassMethodPair;
334 /* Per-domain information maintained by the JIT */
337 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
338 GHashTable *jump_target_got_slot_hash;
339 GHashTable *jump_target_hash;
340 /* Maps methods/klasses to the address of the given type of trampoline */
341 GHashTable *class_init_trampoline_hash;
342 GHashTable *jump_trampoline_hash;
343 GHashTable *jit_trampoline_hash;
344 GHashTable *delegate_trampoline_hash;
345 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
346 GHashTable *static_rgctx_trampoline_hash;
347 GHashTable *llvm_vcall_trampoline_hash;
348 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
349 GHashTable *dynamic_code_hash;
350 GHashTable *method_code_hash;
351 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
352 MonoConcurrentHashTable *runtime_invoke_hash;
353 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
354 /* Protected by the domain lock */
355 GHashTable *seq_points;
356 /* Debugger agent data */
358 /* Maps MonoMethod to an arch-specific structure */
359 GHashTable *arch_seq_points;
360 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
361 GHashTable *gsharedvt_arg_tramp_hash;
362 /* memcpy/bzero methods specialized for small constant sizes */
363 gpointer *memcpy_addr [17];
364 gpointer *bzero_addr [17];
365 gpointer llvm_module;
366 /* Maps MonoMethod -> GSlist of addresses */
367 GHashTable *llvm_jit_callees;
372 MonoCodeManager *code_mp;
373 } MonoJitDynamicMethodInfo;
375 /* An extension of MonoGenericParamFull used in generic sharing */
377 MonoGenericParamFull param;
378 MonoGenericParam *parent;
379 } MonoGSharedGenericParam;
381 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
383 /* Contains a list of ips which needs to be patched when a method is compiled */
394 * Information about a stack frame.
395 * FIXME This typedef exists only to avoid tons of code rewriting
397 typedef MonoStackFrameInfo StackFrameInfo;
400 #define mono_bitset_foreach_bit(set,b,n) \
401 for (b = 0; b < n; b++)\
402 if (mono_bitset_test_fast(set,b))
404 #define mono_bitset_foreach_bit(set,b,n) \
405 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
409 * Pull the list of opcodes
411 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
415 #include "mono/cil/opcode.def"
420 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
422 #define MONO_INST_NULLIFY_SREGS(dest) do { \
423 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
426 #define MONO_INST_NEW(cfg,dest,op) do { \
427 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
428 (dest)->opcode = (op); \
430 MONO_INST_NULLIFY_SREGS ((dest)); \
431 (dest)->cil_code = (cfg)->ip; \
434 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
435 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
436 (dest)->inst.opcode = (op); \
437 (dest)->inst.dreg = -1; \
438 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
439 (dest)->inst.cil_code = (cfg)->ip; \
442 #define MONO_ADD_INS(b,inst) do { \
443 if ((b)->last_ins) { \
444 (b)->last_ins->next = (inst); \
445 (inst)->prev = (b)->last_ins; \
446 (b)->last_ins = (inst); \
448 (b)->code = (b)->last_ins = (inst); \
452 #define NULLIFY_INS(ins) do { \
453 (ins)->opcode = OP_NOP; \
455 MONO_INST_NULLIFY_SREGS ((ins)); \
458 /* Remove INS from BB */
459 #define MONO_REMOVE_INS(bb,ins) do { \
461 (ins)->prev->next = (ins)->next; \
463 (ins)->next->prev = (ins)->prev; \
464 if ((bb)->code == (ins)) \
465 (bb)->code = (ins)->next; \
466 if ((bb)->last_ins == (ins)) \
467 (bb)->last_ins = (ins)->prev; \
470 /* Remove INS from BB and nullify it */
471 #define MONO_DELETE_INS(bb,ins) do { \
472 MONO_REMOVE_INS ((bb), (ins)); \
473 NULLIFY_INS ((ins)); \
477 * this is used to determine when some branch optimizations are possible: we exclude FP compares
478 * because they have weird semantics with NaNs.
480 #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))
481 #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))
483 #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))
485 #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)))
487 #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)))
489 #define MONO_HAS_CUSTOM_EMULATION(ins) (((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_FCEQ && (ins)->opcode <= OP_FCLT_UN))
491 #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))
492 #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))
493 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
495 // OP_DYN_CALL is not a MonoCallInst
496 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL))
498 #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)))
500 #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))))
502 /* FIXME: Add more instructions */
503 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
504 #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))
506 #define MONO_INS_IS_PCONST_NULL(ins) ((ins)->opcode == OP_PCONST && (ins)->inst_p0 == 0)
508 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && (mono_class_get_flags ((m)->klass) & TYPE_ATTRIBUTE_SEALED)))
511 #ifdef MONO_ARCH_SIMD_INTRINSICS
513 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
514 #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))
515 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
516 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
517 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
519 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
523 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
524 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
525 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
526 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
527 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
528 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
530 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
534 typedef struct MonoInstList MonoInstList;
535 typedef struct MonoInst MonoInst;
536 typedef struct MonoCallInst MonoCallInst;
537 typedef struct MonoCallArgParm MonoCallArgParm;
538 typedef struct MonoMethodVar MonoMethodVar;
539 typedef struct MonoBasicBlock MonoBasicBlock;
540 typedef struct MonoLMF MonoLMF;
541 typedef struct MonoSpillInfo MonoSpillInfo;
542 typedef struct MonoTraceSpec MonoTraceSpec;
544 extern MonoTraceSpec *mono_jit_trace_calls;
545 extern gboolean mono_break_on_exc;
546 extern int mono_exc_esp_offset;
547 extern gboolean mono_compile_aot;
548 extern gboolean mono_aot_only;
549 extern gboolean mono_llvm_only;
550 extern MonoAotMode mono_aot_mode;
551 extern MonoMethodDesc *mono_inject_async_exc_method;
552 extern int mono_inject_async_exc_pos;
553 extern MonoMethodDesc *mono_break_at_bb_method;
554 extern int mono_break_at_bb_bb_num;
555 extern gboolean mono_verify_all;
556 extern gboolean mono_do_x86_stack_align;
557 extern const char *mono_build_date;
558 extern gboolean mono_do_signal_chaining;
559 extern gboolean mono_do_crash_chaining;
560 extern MONO_API gboolean mono_use_llvm;
561 extern MONO_API gboolean mono_use_interpreter;
562 extern gboolean mono_do_single_method_regression;
563 extern guint32 mono_single_method_regression_opt;
564 extern MonoMethod *mono_current_single_method;
565 extern GSList *mono_single_method_list;
566 extern GHashTable *mono_single_method_hash;
567 extern gboolean mono_using_xdebug;
568 extern int mini_verbose;
569 extern int valgrind_register;
570 extern GList* mono_aot_paths;
572 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
574 extern const char ins_info[];
575 extern const gint8 ins_sreg_counts [];
578 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
580 #define mono_inst_get_num_src_registers(ins) 0
583 #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)))
585 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
587 #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)
589 #define MONO_BB_FOR_EACH_INS_REVERSE(bb, ins) for ((ins) = (bb)->last_ins; (ins); (ins) = (ins)->prev)
591 #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)
593 #define mono_bb_first_ins(bb) (bb)->code
595 struct MonoSpillInfo {
600 * Information about a call site for the GC map creation code
603 /* The next offset after the call instruction */
605 /* The basic block containing the call site */
608 * The set of variables live at the call site.
609 * Has length cfg->num_varinfo in bits.
613 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
620 * The IR-level extended basic block.
622 * A basic block can have multiple exits just fine, as long as the point of
623 * 'departure' is the last instruction in the basic block. Extended basic
624 * blocks, on the other hand, may have instructions that leave the block
625 * midstream. The important thing is that they cannot be _entered_
626 * midstream, ie, execution of a basic block (or extened bb) always start
627 * at the beginning of the block, never in the middle.
629 struct MonoBasicBlock {
632 /* the next basic block in the order it appears in IL */
633 MonoBasicBlock *next_bb;
636 * Before instruction selection it is the first tree in the
637 * forest and the first item in the list of trees. After
638 * instruction selection it is the first instruction and the
639 * first item in the list of instructions.
643 /* unique block number identification */
648 /* Basic blocks: incoming and outgoing counts and pointers */
649 /* Each bb should only appear once in each array */
650 gint16 out_count, in_count;
651 MonoBasicBlock **in_bb;
652 MonoBasicBlock **out_bb;
654 /* Points to the start of the CIL code that initiated this BB */
655 unsigned char* cil_code;
657 /* Length of the CIL block */
660 /* The offset of the generated code, used for fixups */
662 /* The length of the generated code, doesn't include alignment padding */
664 /* The real native offset, which includes alignment padding too */
665 int real_native_offset;
669 /* Visited and reachable flags */
673 * SSA and loop based flags
675 MonoBitSet *dominators;
676 MonoBitSet *dfrontier;
677 MonoBasicBlock *idom;
679 /* fast dominator algorithm */
680 MonoBasicBlock *df_parent, *ancestor, *child, *label;
681 int size, sdom, idomn;
683 /* loop nesting and recognition */
686 gint8 loop_body_start;
689 * Whenever the bblock is rarely executed so it should be emitted after
690 * the function epilog.
692 guint out_of_line : 1;
693 /* Caches the result of uselessness calculation during optimize_branches */
694 guint not_useless : 1;
695 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
696 guint has_array_access : 1;
697 /* Whenever this bblock is extended, ie. it has branches inside it */
699 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
700 guint has_jump_table : 1;
701 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
702 guint has_call_handler : 1;
703 /* Whenever this bblock starts a try block */
707 /* The offset of the CIL instruction in this bblock which ends a try block */
712 * If this is set, extend the try range started by this bblock by an arch specific
713 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
716 guint extend_try_block : 1;
718 /* use for liveness analysis */
720 MonoBitSet *kill_set;
721 MonoBitSet *live_in_set;
722 MonoBitSet *live_out_set;
724 /* fields to deal with non-empty stack slots at bb boundary */
725 guint16 out_scount, in_scount;
726 MonoInst **out_stack;
729 /* we use that to prevent merging of bblocks covered by different clauses*/
734 // The MonoInst of the last sequence point for the current basic block.
735 MonoInst *last_seq_point;
737 // This will hold a list of last sequence points of incoming basic blocks
738 MonoInst **pred_seq_points;
739 guint num_pred_seq_points;
741 GSList *spill_slot_defs;
743 /* List of call sites in this bblock sorted by pc_offset */
744 GSList *gc_callsites;
747 * The region encodes whether the basic block is inside
748 * a finally, catch, filter or none of these.
750 * If the value is -1, then it is neither finally, catch nor filter
752 * Otherwise the format is:
754 * Bits: | 0-3 | 4-7 | 8-31
756 * | clause-flags | MONO_REGION | clause-index
761 /* The current symbolic register number, used in local register allocation. */
768 BB_REACHABLE = 1 << 1,
769 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
770 BB_EXCEPTION_UNSAFE = 1 << 3,
771 BB_EXCEPTION_HANDLER = 1 << 4,
772 /* for Native Client, mark the blocks that can be jumped to indirectly */
773 BB_INDIRECT_JUMP_TARGET = 1 << 5
776 typedef struct MonoMemcpyArgs {
782 /* Scalar argument passed by value */
784 /* Only in ainfo->pair_storage */
786 /* Only in ainfo->pair_storage */
788 /* Valuetype passed in 1-2 consecutive register */
791 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
793 /* Fixed size argument passed to/returned from gsharedvt method by ref */
794 LLVMArgGsharedvtFixed,
795 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
796 LLVMArgGsharedvtFixedVtype,
797 /* Variable sized argument passed to/returned from gsharedvt method by ref */
798 LLVMArgGsharedvtVariable,
799 /* Vtype passed/returned as one int array argument */
801 /* Vtype passed as a set of fp arguments */
804 * Only for returns, a structure which
805 * consists of floats/doubles.
809 /* Vtype returned as an int */
814 LLVMArgStorage storage;
817 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
818 * This contains how the parts of the vtype are passed.
820 LLVMArgStorage pair_storage [8];
822 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
823 * If storage == LLVMArgAsFpArgs, this is the number of arguments
824 * used to pass the value.
825 * If storage == LLVMArgFpStruct, this is the number of fields
829 /* Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
831 /* Parameter index in the LLVM signature */
834 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
840 /* Whenever there is an rgctx argument */
842 /* Whenever there is an IMT argument */
845 * The position of the vret arg in the argument list.
846 * Only if ret->storage == ArgVtypeRetAddr.
850 /* The indexes of various special arguments in the LLVM signature */
851 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
853 /* Inline array of argument info */
854 /* args [0] is for the this argument if it exists */
855 LLVMArgInfo args [1];
858 #define MONO_MAX_SRC_REGS 3
862 guint8 type; /* stack type */
865 /* used by the register allocator */
866 gint32 dreg, sreg1, sreg2, sreg3;
868 MonoInst *next, *prev;
875 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
877 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
883 MonoMethodSignature *signature;
884 MonoBasicBlock **many_blocks;
885 MonoBasicBlock *target_block;
890 MonoCallInst *call_inst;
891 MonoExceptionClause *exception_clause;
897 const unsigned char* cil_code; /* for debugging and bblock splitting */
899 /* used mostly by the backend to store additional info it may need */
904 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
907 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
908 gboolean record_cast_details; /* For CEE_CASTCLASS */
909 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
910 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
911 int pc_offset; /* OP_GC_LIVERANGE_START/END */
914 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
915 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
916 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
918 int memory_barrier_kind;
924 struct MonoCallInst {
926 MonoMethodSignature *signature;
933 guint stack_align_amount;
934 guint is_virtual : 1;
936 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
937 guint fptr_is_patch : 1;
939 * If this is true, then the call returns a vtype in a register using the same
940 * calling convention as OP_CALL.
942 guint vret_in_reg : 1;
943 /* Whenever vret_in_reg returns fp values */
944 guint vret_in_reg_fp : 1;
945 /* Whenever there is an IMT argument and it is dynamic */
946 guint dynamic_imt_arg : 1;
947 /* Whenever there is an RGCTX argument */
948 guint32 rgctx_reg : 1;
949 /* Whenever the call will need an unbox trampoline */
950 guint need_unbox_trampoline : 1;
951 regmask_t used_iregs;
952 regmask_t used_fregs;
953 GSList *out_ireg_args;
954 GSList *out_freg_args;
959 int rgctx_arg_reg, imt_arg_reg;
962 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
967 struct MonoCallArgParm {
976 * Note: some of the values overlap, because they can't appear
977 * in the same MonoInst.
980 MONO_INST_HAS_METHOD = 1,
981 MONO_INST_INIT = 1, /* in localloc */
982 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
983 MONO_INST_IS_DEAD = 2,
984 MONO_INST_TAILCALL = 4,
985 MONO_INST_VOLATILE = 4,
986 MONO_INST_NOTYPECHECK = 4,
987 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
988 MONO_INST_UNALIGNED = 8,
989 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
990 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
991 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
992 /* the address of the variable has been taken */
993 MONO_INST_INDIRECT = 16,
994 MONO_INST_NORANGECHECK = 16,
995 /* On loads, the source address can be null */
996 MONO_INST_FAULT = 32,
998 * On variables, identifies LMF variables. These variables have a dummy type (int), but
999 * require stack space for a MonoLMF struct.
1002 /* On loads, the source address points to a constant value */
1003 MONO_INST_INVARIANT_LOAD = 64,
1004 /* On variables, the variable needs GC tracking */
1005 MONO_INST_GC_TRACK = 128,
1007 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
1008 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
1010 MONO_INST_GC_CALLSITE = 128,
1011 /* On comparisons, mark the branch following the condition as likely to be taken */
1012 MONO_INST_LIKELY = 128,
1015 #define inst_c0 data.op[0].const_val
1016 #define inst_c1 data.op[1].const_val
1017 #define inst_i0 data.op[0].src
1018 #define inst_i1 data.op[1].src
1019 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1020 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1021 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1023 #define inst_p0 data.op[0].p
1024 #define inst_p1 data.op[1].p
1026 #define inst_l data.i8const
1027 #define inst_r data.r8const
1028 #define inst_left data.op[0].src
1029 #define inst_right data.op[1].src
1031 #define inst_newa_len data.op[0].src
1032 #define inst_newa_class data.op[1].klass
1034 #define inst_var data.op[0].var
1035 #define inst_vtype data.op[1].vtype
1036 /* in branch instructions */
1037 #define inst_many_bb data.op[1].many_blocks
1038 #define inst_target_bb data.op[0].target_block
1039 #define inst_true_bb data.op[1].many_blocks[0]
1040 #define inst_false_bb data.op[1].many_blocks[1]
1042 #define inst_basereg sreg1
1043 #define inst_indexreg sreg2
1044 #define inst_destbasereg dreg
1045 #define inst_offset data.op[0].const_val
1046 #define inst_imm data.op[1].const_val
1047 #define inst_call data.op[1].call_inst
1049 #define inst_phi_args data.op[1].phi_args
1050 #define inst_eh_block data.op[1].exception_clause
1053 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1055 ins->sreg1 = regs [0];
1056 ins->sreg2 = regs [1];
1057 ins->sreg3 = regs [2];
1060 /* instruction description for use in regalloc/scheduling */
1063 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1068 /* Unused, commented out to reduce the size of the mdesc tables
1079 guint16 tid; /* tree number */
1080 guint16 bid; /* block number */
1086 MonoPosition first_use, last_use;
1089 typedef struct MonoLiveRange2 MonoLiveRange2;
1091 struct MonoLiveRange2 {
1093 MonoLiveRange2 *next;
1097 /* List of live ranges sorted by 'from' */
1098 MonoLiveRange2 *range;
1099 MonoLiveRange2 *last_range;
1103 * Additional information about a variable
1105 struct MonoMethodVar {
1106 guint idx; /* inside cfg->varinfo, cfg->vars */
1107 MonoLiveRange range; /* generated by liveness analysis */
1108 MonoLiveInterval *interval; /* generated by liveness analysis */
1109 int reg; /* != -1 if allocated into a register */
1111 MonoBitSet *def_in; /* used by SSA */
1112 MonoInst *def; /* used by SSA */
1113 MonoBasicBlock *def_bb; /* used by SSA */
1114 GList *uses; /* used by SSA */
1115 char cpstate; /* used by SSA conditional constant propagation */
1116 /* The native offsets corresponding to the live range of the variable */
1117 gint32 live_range_start, live_range_end;
1119 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1126 * Stores state need to resume exception handling when using LLVM
1131 MonoContext ctx, new_ctx;
1135 int first_filter_idx, filter_idx;
1139 gpointer end_of_stack;
1141 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1144 gpointer restore_stack_prot;
1145 guint32 handling_stack_ovf;
1146 gpointer signal_stack;
1147 guint32 signal_stack_size;
1148 gpointer stack_ovf_guard_base;
1149 guint32 stack_ovf_guard_size;
1150 guint stack_ovf_valloced : 1;
1151 void (*abort_func) (MonoObject *object);
1152 /* Used to implement --debug=casts */
1153 MonoClass *class_cast_from, *class_cast_to;
1155 /* Stores state needed by handler block with a guard */
1157 ResumeState resume_state;
1159 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1160 /* handler block return address */
1161 gpointer handler_block_return_address;
1163 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1164 is an activation on stack making sure it will remain alive.*/
1165 MonoJitExceptionInfo *handler_block;
1167 /* context to be used by the guard trampoline when resuming interruption.*/
1168 MonoContext handler_block_context;
1170 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1171 * when it is called from profiler functions during exception handling.
1173 MonoContext orig_ex_ctx;
1174 gboolean orig_ex_ctx_set;
1177 * Stores if we need to run a chained exception in Windows.
1179 gboolean mono_win_chained_exception_needs_run;
1182 * The current exception in flight
1186 * If the current exception is not a subclass of Exception,
1187 * the original exception.
1189 guint32 thrown_non_exc;
1192 * The calling assembly in llvmonly mode.
1194 MonoImage *calling_image;
1197 * The stack frame "high water mark" for ThreadAbortExceptions.
1198 * We will rethrow the exception upon exiting a catch clause that's
1199 * in a function stack frame above the water mark(isn't being called by
1200 * the catch block that caught the ThreadAbortException).
1202 gpointer abort_exc_stack_threshold;
1206 * This structure is an extension of MonoLMF and contains extra information.
1210 gboolean debugger_invoke;
1211 MonoContext ctx; /* if debugger_invoke is TRUE */
1214 /* Generic sharing */
1217 * Flags for which contexts were used in inflating a generic.
1220 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1221 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1225 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1226 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1227 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1228 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1232 MONO_RGCTX_INFO_STATIC_DATA,
1233 MONO_RGCTX_INFO_KLASS,
1234 MONO_RGCTX_INFO_ELEMENT_KLASS,
1235 MONO_RGCTX_INFO_VTABLE,
1236 MONO_RGCTX_INFO_TYPE,
1237 MONO_RGCTX_INFO_REFLECTION_TYPE,
1238 MONO_RGCTX_INFO_METHOD,
1239 /* In llvmonly mode, this is a function descriptor */
1240 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1241 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1242 MONO_RGCTX_INFO_CLASS_FIELD,
1243 MONO_RGCTX_INFO_METHOD_RGCTX,
1244 MONO_RGCTX_INFO_METHOD_CONTEXT,
1245 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1246 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1247 MONO_RGCTX_INFO_CAST_CACHE,
1248 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1249 MONO_RGCTX_INFO_VALUE_SIZE,
1250 /* +1 to avoid zero values in rgctx slots */
1251 MONO_RGCTX_INFO_FIELD_OFFSET,
1252 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1253 /* In llvmonly mode, this is a function descriptor */
1254 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1255 /* Same for virtual calls */
1256 /* In llvmonly mode, this is a function descriptor */
1257 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1258 /* Same for calli, associated with a signature */
1259 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1260 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1261 /* One of MONO_GSHAREDVT_BOX_TYPE */
1262 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1263 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1264 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1265 MONO_RGCTX_INFO_LOCAL_OFFSET,
1266 MONO_RGCTX_INFO_MEMCPY,
1267 MONO_RGCTX_INFO_BZERO,
1268 /* The address of Nullable<T>.Box () */
1269 /* In llvmonly mode, this is a function descriptor */
1270 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1271 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1272 /* MONO_PATCH_INFO_VCALL_METHOD */
1273 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1275 * MONO_PATCH_INFO_VCALL_METHOD
1276 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1277 * which implements the method.
1279 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1280 /* Resolve to 2 (TRUE) or 1 (FALSE) */
1281 MONO_RGCTX_INFO_CLASS_IS_REF_OR_CONTAINS_REFS
1282 } MonoRgctxInfoType;
1284 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1285 MonoRgctxInfoType info_type;
1287 struct _MonoRuntimeGenericContextInfoTemplate *next;
1288 } MonoRuntimeGenericContextInfoTemplate;
1291 MonoClass *next_subclass;
1292 MonoRuntimeGenericContextInfoTemplate *infos;
1293 GSList *method_templates;
1294 } MonoRuntimeGenericContextTemplate;
1297 MonoVTable *class_vtable; /* must be the first element */
1298 MonoGenericInst *method_inst;
1299 gpointer infos [MONO_ZERO_LEN_ARRAY];
1300 } MonoMethodRuntimeGenericContext;
1302 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1304 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1305 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1306 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1307 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1309 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1313 MonoRuntimeGenericContextInfoTemplate *entries;
1314 int num_entries, count_entries;
1315 } MonoGSharedVtMethodInfo;
1317 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1321 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1322 * We use this instead of rgctx slots since these can be loaded using a load instead
1323 * of a call to an rgctx fetch trampoline.
1325 gpointer entries [MONO_ZERO_LEN_ARRAY];
1326 } MonoGSharedVtMethodRuntimeInfo;
1332 MonoMethodSignature *invoke_sig;
1333 MonoMethodSignature *sig;
1334 gpointer method_ptr;
1335 gpointer invoke_impl;
1337 gpointer impl_nothis;
1338 gboolean need_rgctx_tramp;
1339 } MonoDelegateTrampInfo;
1342 * A function descriptor, which is a function address + argument pair.
1343 * In llvm-only mode, these are used instead of trampolines to pass
1344 * extra arguments to runtime functions/methods.
1353 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1354 #include "patch-info.h"
1360 * We need to store the image which the token refers to along with the token,
1361 * since the image might not be the same as the image of the method which
1362 * contains the relocation, because of inlining.
1364 typedef struct MonoJumpInfoToken {
1367 gboolean has_context;
1368 MonoGenericContext context;
1369 } MonoJumpInfoToken;
1371 typedef struct MonoJumpInfoBBTable {
1372 MonoBasicBlock **table;
1374 } MonoJumpInfoBBTable;
1376 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1378 /* Contains information describing an LLVM IMT trampoline */
1379 typedef struct MonoJumpInfoImtTramp {
1382 } MonoJumpInfoImtTramp;
1384 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1387 * Represents the method which is called when a virtual call is made to METHOD
1388 * on a receiver of type KLASS.
1391 /* Receiver class */
1393 /* Virtual method */
1395 } MonoJumpInfoVirtMethod;
1397 typedef struct MonoJumpInfo MonoJumpInfo;
1398 struct MonoJumpInfo {
1400 /* Relocation type for patching */
1408 MonoJumpInfoType type;
1410 gconstpointer target;
1411 #if SIZEOF_VOID_P == 8
1421 MonoClassField *field;
1425 MonoJumpInfoToken *token;
1426 MonoJumpInfoBBTable *table;
1427 MonoJumpInfoRgctxEntry *rgctx_entry;
1428 MonoJumpInfoImtTramp *imt_tramp;
1429 MonoJumpInfoGSharedVtCall *gsharedvt;
1430 MonoGSharedVtMethodInfo *gsharedvt_method;
1431 MonoMethodSignature *sig;
1432 MonoDelegateClassMethodPair *del_tramp;
1433 /* MONO_PATCH_INFO_VIRT_METHOD */
1434 MonoJumpInfoVirtMethod *virt_method;
1439 * Contains information for computing the
1440 * property given by INFO_TYPE of the runtime
1441 * object described by DATA.
1443 struct MonoJumpInfoRgctxEntry {
1446 MonoJumpInfo *data; /* describes the data to be loaded */
1447 MonoRgctxInfoType info_type;
1450 /* Contains information about a gsharedvt call */
1451 struct MonoJumpInfoGSharedVtCall {
1452 /* The original signature of the call */
1453 MonoMethodSignature *sig;
1454 /* The method which is called */
1459 MONO_TRAMPOLINE_JIT,
1460 MONO_TRAMPOLINE_JUMP,
1461 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1462 MONO_TRAMPOLINE_AOT,
1463 MONO_TRAMPOLINE_AOT_PLT,
1464 MONO_TRAMPOLINE_DELEGATE,
1465 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1466 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1467 MONO_TRAMPOLINE_VCALL,
1468 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1470 } MonoTrampolineType;
1472 /* These trampolines return normally to their caller */
1473 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1474 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1475 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1477 /* These trampolines receive an argument directly in a register */
1478 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1479 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1481 /* optimization flags */
1482 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1484 #include "optflags-def.h"
1489 * This structure represents a JIT backend.
1492 guint have_card_table_wb : 1;
1493 guint have_op_generic_class_init : 1;
1494 guint emulate_mul_div : 1;
1495 guint emulate_div : 1;
1496 guint emulate_long_shift_opts : 1;
1497 guint have_objc_get_selector : 1;
1498 guint have_generalized_imt_trampoline : 1;
1499 guint have_liverange_ops: 1;
1500 guint have_op_tail_call : 1;
1501 guint have_dummy_init : 1;
1502 guint gshared_supported : 1;
1503 guint use_fpstack : 1;
1505 guint need_got_var : 1;
1506 guint need_div_check : 1;
1507 guint no_unaligned_access : 1;
1508 guint disable_div_with_mul : 1;
1509 int monitor_enter_adjustment;
1510 int dyn_call_param_area;
1513 /* Flags for mini_method_compile () */
1515 /* Whenever to run cctors during JITting */
1516 JIT_FLAG_RUN_CCTORS = (1 << 0),
1517 /* Whenever this is an AOT compilation */
1518 JIT_FLAG_AOT = (1 << 1),
1519 /* Whenever this is a full AOT compilation */
1520 JIT_FLAG_FULL_AOT = (1 << 2),
1521 /* Whenever to compile with LLVM */
1522 JIT_FLAG_LLVM = (1 << 3),
1523 /* Whenever to disable direct calls to icall functions */
1524 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1525 /* Emit explicit null checks */
1526 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1527 /* Whenever to compile in llvm-only mode */
1528 JIT_FLAG_LLVM_ONLY = (1 << 6),
1529 /* Whenever calls to pinvoke functions are made directly */
1530 JIT_FLAG_DIRECT_PINVOKE = (1 << 7),
1531 /* Whenever this is a compile-all run and the result should be discarded */
1532 JIT_FLAG_DISCARD_RESULTS = (1 << 8),
1535 /* Bit-fields in the MonoBasicBlock.region */
1536 #define MONO_REGION_TRY 0
1537 #define MONO_REGION_FINALLY 16
1538 #define MONO_REGION_CATCH 32
1539 #define MONO_REGION_FAULT 64 /* Currently unused */
1540 #define MONO_REGION_FILTER 128
1542 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1544 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1545 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1547 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1549 #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))))
1551 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1552 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1555 * Control Flow Graph and compilation unit information
1559 MonoMethodHeader *header;
1560 MonoMemPool *mempool;
1562 MonoMethodVar *vars;
1564 MonoBasicBlock *bb_entry;
1565 MonoBasicBlock *bb_exit;
1566 MonoBasicBlock *bb_init;
1567 MonoBasicBlock **bblocks;
1568 MonoBasicBlock **cil_offset_to_bb;
1569 MonoMemPool *state_pool; /* used by instruction selection */
1570 MonoBasicBlock *cbb; /* used by instruction selection */
1571 MonoInst *prev_ins; /* in decompose */
1572 MonoJumpInfo *patch_info;
1573 MonoJitInfo *jit_info;
1574 MonoJitDynamicMethodInfo *dynamic_info;
1575 guint num_bblocks, max_block_num;
1577 guint num_varinfo; /* used items in varinfo */
1578 guint varinfo_count; /* total storage in varinfo */
1581 gint cil_offset_to_bb_len;
1583 MonoSpillInfo *spill_info [16]; /* machine register spills */
1585 gint spill_info_len [16];
1586 /* unsigned char *cil_code; */
1587 MonoMethod *inlined_method; /* the method which is currently inlined */
1588 MonoInst *domainvar; /* a cache for the current domain */
1589 MonoInst *got_var; /* Global Offset Table variable */
1591 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1593 MonoType **arg_types;
1594 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1595 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1596 MonoGenericContext *generic_context;
1599 MonoBackend *backend;
1602 * This variable represents the hidden argument holding the vtype
1603 * return address. If the method returns something other than a vtype, or
1604 * the vtype is returned in registers this is NULL.
1606 MonoInst *vret_addr;
1609 * This is used to initialize the cil_code field of MonoInst's.
1611 const unsigned char *ip;
1613 struct MonoAliasingInformation *aliasing_info;
1615 /* A hashtable of region ID-> SP var mappings */
1616 /* An SP var is a place to store the stack pointer (used by handlers)*/
1619 /* A hashtable of region ID -> EX var mappings */
1620 /* An EX var stores the exception object passed to catch/filter blocks */
1623 GList *ldstr_list; /* used by AOT */
1628 GHashTable *cbb_hash;
1630 /* The current virtual register number */
1633 MonoGenericSharingContext gsctx;
1634 MonoGenericContext *gsctx_context;
1636 MonoGSharedVtMethodInfo *gsharedvt_info;
1638 /* Points to the gsharedvt locals area at runtime */
1639 MonoInst *gsharedvt_locals_var;
1641 /* The localloc instruction used to initialize gsharedvt_locals_var */
1642 MonoInst *gsharedvt_locals_var_ins;
1644 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1645 MonoInst *gsharedvt_info_var;
1647 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1648 MonoInst *orig_domain_var;
1651 MonoInst *lmf_addr_var;
1653 MonoInst *stack_inbalance_var;
1655 unsigned char *cil_start;
1656 #ifdef __native_client_codegen__
1657 /* this alloc is not aligned, native_code */
1658 /* is the 32-byte aligned version of this */
1659 unsigned char *native_code_alloc;
1661 unsigned char *native_code;
1667 regmask_t used_int_regs;
1669 guint32 prof_options;
1672 guint32 verbose_level;
1673 guint32 stack_usage;
1677 guint disable_aot : 1;
1678 guint disable_ssa : 1;
1679 guint disable_llvm : 1;
1680 guint enable_extended_bblocks : 1;
1681 guint run_cctors : 1;
1682 guint need_lmf_area : 1;
1683 guint compile_aot : 1;
1685 guint compile_llvm : 1;
1686 guint got_var_allocated : 1;
1687 guint ret_var_is_local : 1;
1688 guint ret_var_set : 1;
1689 guint unverifiable : 1;
1690 guint skip_visibility : 1;
1691 guint disable_reuse_registers : 1;
1692 guint disable_reuse_stack_slots : 1;
1693 guint disable_reuse_ref_stack_slots : 1;
1694 guint disable_ref_noref_stack_slot_share : 1;
1695 guint disable_initlocals_opt : 1;
1696 guint disable_initlocals_opt_refs : 1;
1697 guint disable_omit_fp : 1;
1698 guint disable_vreg_to_lvreg : 1;
1699 guint disable_deadce_vars : 1;
1700 guint disable_out_of_line_bblocks : 1;
1701 guint disable_direct_icalls : 1;
1702 guint disable_gc_safe_points : 1;
1703 guint direct_pinvoke : 1;
1704 guint create_lmf_var : 1;
1706 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1707 * instead of being generated in emit_prolog ()/emit_epilog ().
1711 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1712 * mono_lmf_addr TLS variable.
1714 guint lmf_ir_mono_lmf : 1;
1715 guint gen_write_barriers : 1;
1716 guint init_ref_vars : 1;
1717 guint extend_live_ranges : 1;
1718 guint compute_precise_live_ranges : 1;
1719 guint has_got_slots : 1;
1720 guint uses_rgctx_reg : 1;
1721 guint uses_vtable_reg : 1;
1722 guint uses_simd_intrinsics : 1;
1723 guint keep_cil_nops : 1;
1724 guint gen_seq_points : 1;
1725 /* Generate seq points for use by the debugger */
1726 guint gen_sdb_seq_points : 1;
1727 guint explicit_null_checks : 1;
1728 guint compute_gc_maps : 1;
1729 guint soft_breakpoints : 1;
1730 guint arch_eh_jit_info : 1;
1731 guint has_emulated_ops : 1;
1732 guint has_indirection : 1;
1733 guint has_atomic_add_i4 : 1;
1734 guint has_atomic_exchange_i4 : 1;
1735 guint has_atomic_cas_i4 : 1;
1736 guint check_pinvoke_callconv : 1;
1737 guint has_unwind_info_for_epilog : 1;
1738 guint disable_inline : 1;
1739 /* Disable inlining into caller */
1740 guint no_inline : 1;
1742 guint gsharedvt : 1;
1744 guint llvm_only : 1;
1746 gpointer debug_info;
1749 MonoProfileCoverageInfo *coverage_info;
1750 GHashTable *token_info_hash;
1751 MonoCompileArch arch;
1752 guint32 inline_depth;
1753 /* Size of memory reserved for thunks */
1757 /* Offset between the start of code and the thunks area */
1759 MonoExceptionType exception_type; /* MONO_EXCEPTION_* */
1760 guint32 exception_data;
1761 char* exception_message;
1762 gpointer exception_ptr;
1764 guint8 * encoded_unwind_ops;
1765 guint32 encoded_unwind_ops_len;
1770 /* Fields used by the local reg allocator */
1774 /* Maps vregs to their associated MonoInst's */
1775 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1776 MonoInst **vreg_to_inst;
1778 /* Size of above array */
1779 guint32 vreg_to_inst_len;
1781 /* Marks vregs which hold a GC ref */
1782 /* FIXME: Use a bitmap */
1783 gboolean *vreg_is_ref;
1785 /* Size of above array */
1786 guint32 vreg_is_ref_len;
1788 /* Marks vregs which hold a managed pointer */
1789 /* FIXME: Use a bitmap */
1790 gboolean *vreg_is_mp;
1792 /* Size of above array */
1793 guint32 vreg_is_mp_len;
1796 * The original method to compile, differs from 'method' when doing generic
1799 MonoMethod *orig_method;
1801 /* Patches which describe absolute addresses embedded into the native code */
1802 GHashTable *abs_patches;
1804 /* If the arch passes valuetypes by address, then for methods
1805 which use JMP the arch code should use these local
1806 variables to store the addresses of incoming valuetypes.
1807 The addresses should be stored in mono_arch_emit_prolog()
1808 and can be used when emitting code for OP_JMP. See
1810 MonoInst **tailcall_valuetype_addrs;
1812 /* Used to implement move_i4_to_f on archs that can't do raw
1813 copy between an ireg and a freg. This is an int32 var.*/
1814 MonoInst *iconv_raw_var;
1816 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1817 MonoInst *fconv_to_r8_x_var;
1819 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1820 MonoInst *simd_ctor_var;
1822 /* Used to implement dyn_call */
1823 MonoInst *dyn_call_var;
1826 * List of sequence points represented as IL offset+native offset pairs.
1827 * Allocated using glib.
1828 * IL offset can be -1 or 0xffffff to refer to the sequence points
1829 * inside the prolog and epilog used to implement method entry/exit events.
1831 GPtrArray *seq_points;
1833 /* The encoded sequence point info */
1834 struct MonoSeqPointInfo *seq_point_info;
1836 /* Method headers which need to be freed after compilation */
1837 GSList *headers_to_free;
1840 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1841 /* Symbol used to refer to this method in generated assembly */
1843 char *asm_debug_symbol;
1844 char *llvm_method_name;
1845 int castclass_cache_index;
1847 MonoJitExceptionInfo *llvm_ex_info;
1848 guint32 llvm_ex_info_len;
1849 int llvm_this_reg, llvm_this_offset;
1851 GSList *try_block_holes;
1853 /* DWARF location list for 'this' */
1854 GSList *this_loclist;
1856 /* DWARF location list for 'rgctx_var' */
1857 GSList *rgctx_loclist;
1859 int *gsharedvt_vreg_to_idx;
1865 /* The offsets of the locals area relative to the frame pointer */
1866 gint locals_min_stack_offset, locals_max_stack_offset;
1868 /* The current CFA rule */
1869 int cur_cfa_reg, cur_cfa_offset;
1871 /* The final CFA rule at the end of the prolog */
1872 int cfa_reg, cfa_offset;
1874 /* Points to a MonoCompileGC */
1878 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1879 * image etc, but it requires a 4 byte alignment.
1882 guint32 gc_map_size;
1884 /* Error handling */
1887 /* pointer to context datastructure used for graph dumping */
1888 MonoGraphDumper *gdump_ctx;
1891 int stat_allocate_var;
1892 int stat_locals_stack_size;
1893 int stat_basic_blocks;
1894 int stat_cil_code_size;
1896 int stat_inlineable_methods;
1897 int stat_inlined_methods;
1898 int stat_code_reallocs;
1902 MONO_CFG_HAS_ALLOCA = 1 << 0,
1903 MONO_CFG_HAS_CALLS = 1 << 1,
1904 MONO_CFG_HAS_LDELEMA = 1 << 2,
1905 MONO_CFG_HAS_VARARGS = 1 << 3,
1906 MONO_CFG_HAS_TAIL = 1 << 4,
1907 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1908 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1909 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1910 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1911 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1915 gint32 methods_compiled;
1917 gint32 methods_lookups;
1918 gint32 allocate_var;
1919 gint32 cil_code_size;
1920 gint32 native_code_size;
1921 gint32 code_reallocs;
1922 gint32 max_code_size_ratio;
1923 gint32 biggest_method_size;
1924 gint32 allocated_code_size;
1925 gint32 allocated_seq_points_size;
1926 gint32 inlineable_methods;
1927 gint32 inlined_methods;
1928 gint32 basic_blocks;
1929 gint32 max_basic_blocks;
1930 gint32 locals_stack_size;
1932 gint32 generic_virtual_invocations;
1934 gint32 alias_removed;
1935 gint32 loads_eliminated;
1936 gint32 stores_eliminated;
1937 gint32 optimized_divisions;
1938 int methods_with_llvm;
1939 int methods_without_llvm;
1940 char *max_ratio_method;
1941 char *biggest_method;
1942 double jit_method_to_ir;
1943 double jit_liveness_handle_exception_clauses;
1944 double jit_handle_out_of_line_bblock;
1945 double jit_decompose_long_opts;
1946 double jit_decompose_typechecks;
1947 double jit_local_cprop;
1948 double jit_local_emulate_ops;
1949 double jit_optimize_branches;
1950 double jit_handle_global_vregs;
1951 double jit_local_deadce;
1952 double jit_local_alias_analysis;
1953 double jit_if_conversion;
1954 double jit_bb_ordering;
1955 double jit_compile_dominator_info;
1956 double jit_compute_natural_loops;
1957 double jit_insert_safepoints;
1958 double jit_ssa_compute;
1959 double jit_ssa_cprop;
1960 double jit_ssa_deadce;
1961 double jit_perform_abc_removal;
1962 double jit_ssa_remove;
1963 double jit_local_cprop2;
1964 double jit_handle_global_vregs2;
1965 double jit_local_deadce2;
1966 double jit_optimize_branches2;
1967 double jit_decompose_vtype_opts;
1968 double jit_decompose_array_access_opts;
1969 double jit_liveness_handle_exception_clauses2;
1970 double jit_analyze_liveness;
1971 double jit_linear_scan;
1972 double jit_arch_allocate_vars;
1973 double jit_spill_global_vars;
1974 double jit_local_cprop3;
1975 double jit_local_deadce3;
1977 double jit_create_jit_info;
1978 double jit_gc_create_gc_map;
1979 double jit_save_seq_point_info;
1984 extern MonoJitStats mono_jit_stats;
1986 /* opcodes: value assigned after all the CIL opcodes */
1993 #define MINI_OP(a,b,dest,src1,src2) a,
1994 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1996 OP_START = MONO_CEE_LAST - 1,
1997 #include "mini-ops.h"
2003 #if SIZEOF_VOID_P == 8
2004 #define OP_PCONST OP_I8CONST
2005 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
2006 #define OP_PADD OP_LADD
2007 #define OP_PADD_IMM OP_LADD_IMM
2008 #define OP_PSUB_IMM OP_LSUB_IMM
2009 #define OP_PAND_IMM OP_LAND_IMM
2010 #define OP_PXOR_IMM OP_LXOR_IMM
2011 #define OP_PSUB OP_LSUB
2012 #define OP_PMUL OP_LMUL
2013 #define OP_PMUL_IMM OP_LMUL_IMM
2014 #define OP_PNEG OP_LNEG
2015 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
2016 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
2017 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
2018 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
2019 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
2020 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
2021 #define OP_PBEQ OP_LBEQ
2022 #define OP_PCEQ OP_LCEQ
2023 #define OP_PBNE_UN OP_LBNE_UN
2024 #define OP_PBGE_UN OP_LBGE_UN
2025 #define OP_PBLT_UN OP_LBLT_UN
2026 #define OP_PBGE OP_LBGE
2027 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2028 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2030 #define OP_PCONST OP_ICONST
2031 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2032 #define OP_PADD OP_IADD
2033 #define OP_PADD_IMM OP_IADD_IMM
2034 #define OP_PSUB_IMM OP_ISUB_IMM
2035 #define OP_PAND_IMM OP_IAND_IMM
2036 #define OP_PXOR_IMM OP_IXOR_IMM
2037 #define OP_PSUB OP_ISUB
2038 #define OP_PMUL OP_IMUL
2039 #define OP_PMUL_IMM OP_IMUL_IMM
2040 #define OP_PNEG OP_INEG
2041 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2042 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2043 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2044 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2045 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2046 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2047 #define OP_PBEQ OP_IBEQ
2048 #define OP_PCEQ OP_ICEQ
2049 #define OP_PBNE_UN OP_IBNE_UN
2050 #define OP_PBGE_UN OP_IBGE_UN
2051 #define OP_PBLT_UN OP_IBLT_UN
2052 #define OP_PBGE OP_IBGE
2053 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2054 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2057 /* Opcodes to load/store regsize quantities */
2058 #if defined (__mono_ilp32__)
2059 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2060 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2062 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2063 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2090 extern const char MONO_ARCH_CPU_SPEC [];
2091 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2092 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2093 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2094 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2099 MONO_COMP_DFRONTIER = 4,
2100 MONO_COMP_DOM_REV = 8,
2101 MONO_COMP_LIVENESS = 16,
2103 MONO_COMP_SSA_DEF_USE = 64,
2104 MONO_COMP_REACHABILITY = 128,
2105 MONO_COMP_LOOPS = 256
2110 MONO_GRAPH_DTREE = 2,
2111 MONO_GRAPH_CFG_CODE = 4,
2112 MONO_GRAPH_CFG_SSA = 8,
2113 MONO_GRAPH_CFG_OPTCODE = 16
2120 } MonoJitArgumentInfo;
2123 gboolean handle_sigint;
2124 gboolean keep_delegates;
2125 gboolean reverse_pinvoke_exceptions;
2126 gboolean collect_pagefault_stats;
2127 gboolean break_on_unverified;
2128 gboolean better_cast_details;
2129 gboolean mdb_optimizations;
2130 gboolean no_gdb_backtrace;
2131 gboolean suspend_on_native_crash;
2132 gboolean suspend_on_exception;
2133 gboolean suspend_on_unhandled;
2134 gboolean dyn_runtime_invoke;
2137 gboolean use_fallback_tls;
2139 * Whenever data such as next sequence points and flags is required.
2140 * Next sequence points and flags are required by the debugger agent.
2142 gboolean gen_sdb_seq_points;
2143 gboolean no_seq_points_compact_data;
2145 * Setting single_imm_size should guarantee that each time managed code is compiled
2146 * the same instructions and registers are used, regardless of the size of used values.
2148 gboolean single_imm_size;
2149 gboolean explicit_null_checks;
2151 * Fill stack frames with 0x2a in method prologs. This helps with the
2152 * debugging of the stack marking code in the GC.
2154 gboolean init_stacks;
2157 * Whenever to implement single stepping and breakpoints without signals in the
2158 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2159 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2162 gboolean soft_breakpoints;
2164 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2166 gboolean break_on_exc;
2168 * Load AOT JIT info eagerly.
2170 gboolean load_aot_jit_info_eagerly;
2172 * Check for pinvoke calling convention mismatches.
2174 gboolean check_pinvoke_callconv;
2176 * Translate Debugger.Break () into a native breakpoint signal
2178 gboolean native_debugger_break;
2180 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2181 * identify the stack on some platforms
2183 gboolean disable_omit_fp;
2211 /* Implicit exceptions */
2213 MONO_EXC_INDEX_OUT_OF_RANGE,
2215 MONO_EXC_ARITHMETIC,
2216 MONO_EXC_DIVIDE_BY_ZERO,
2217 MONO_EXC_INVALID_CAST,
2219 MONO_EXC_ARRAY_TYPE_MISMATCH,
2221 MONO_EXC_INTRINS_NUM
2225 MINI_TOKEN_SOURCE_CLASS,
2226 MINI_TOKEN_SOURCE_METHOD,
2227 MINI_TOKEN_SOURCE_FIELD
2231 * Information about a trampoline function.
2236 * The native code of the trampoline. Not owned by this structure.
2241 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2246 * Patches required by the trampoline when aot-ing. Owned by this structure.
2250 * Unwind information. Owned by this structure.
2255 * Encoded unwind info loaded from AOT images
2258 guint32 uw_info_len;
2261 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2264 FILTER_IL_SEQ_POINT = 1 << 0,
2265 FILTER_NOP = 1 << 1,
2268 static inline gboolean
2269 mono_inst_filter (MonoInst *ins, int filter)
2271 if (!ins || !filter)
2274 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2277 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2283 static inline MonoInst*
2284 mono_inst_next (MonoInst *ins, int filter)
2288 } while (mono_inst_filter (ins, filter));
2293 static inline MonoInst*
2294 mono_inst_prev (MonoInst *ins, int filter)
2298 } while (mono_inst_filter (ins, filter));
2303 static inline MonoInst*
2304 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2306 MonoInst *ins = bb->code;
2307 if (mono_inst_filter (ins, filter))
2308 ins = mono_inst_next (ins, filter);
2313 static inline MonoInst*
2314 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2316 MonoInst *ins = bb->last_ins;
2317 if (mono_inst_filter (ins, filter))
2318 ins = mono_inst_prev (ins, filter);
2324 MONO_API int mono_main (int argc, char* argv[]);
2325 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2326 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2327 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2329 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2330 void mini_cleanup (MonoDomain *domain);
2331 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2332 MONO_API gboolean mini_parse_debug_option (const char *option);
2333 void mini_profiler_enable_with_options (const char *profile_options);
2336 void mono_cfg_dump_create_context (MonoCompile *cfg);
2337 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2338 void mono_cfg_dump_close_group (MonoCompile *cfg);
2339 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2341 /* helper methods */
2342 void mini_jit_init (void);
2343 void mini_jit_cleanup (void);
2344 void mono_disable_optimizations (guint32 opts);
2345 void mono_set_optimizations (guint32 opts);
2346 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2347 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2348 char* mono_opt_descr (guint32 flags);
2349 void mono_set_verbose_level (guint32 level);
2350 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2351 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2352 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2353 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2354 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2356 void mono_precompile_assemblies (void);
2357 MONO_API int mono_parse_default_optimizations (const char* p);
2358 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2359 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2360 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2361 void mono_verify_bblock (MonoBasicBlock *bb);
2362 void mono_verify_cfg (MonoCompile *cfg);
2363 void mono_constant_fold (MonoCompile *cfg);
2364 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2365 int mono_eval_cond_branch (MonoInst *branch);
2366 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2367 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2368 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2369 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2370 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2371 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2372 MonoType* mono_type_from_stack_type (MonoInst *ins);
2373 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2374 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2375 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2376 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2377 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2378 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2379 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2380 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2381 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2382 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2384 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2385 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2386 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2387 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2388 void mono_nullify_basic_block (MonoBasicBlock *bb);
2389 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2390 void mono_optimize_branches (MonoCompile *cfg);
2392 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2393 const char*mono_ji_type_to_string (MonoJumpInfoType type) MONO_LLVM_INTERNAL;
2394 void mono_print_ji (const MonoJumpInfo *ji);
2395 void mono_print_ins_index (int i, MonoInst *ins);
2396 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2397 void mono_print_ins (MonoInst *ins);
2398 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2399 void mono_print_code (MonoCompile *cfg, const char *msg);
2400 MONO_API void mono_print_method_from_ip (void *ip);
2401 MONO_API char *mono_pmip (void *ip);
2402 gboolean mono_debug_count (void);
2403 MONO_LLVM_INTERNAL const char* mono_inst_name (int op);
2404 int mono_op_to_op_imm (int opcode);
2405 int mono_op_imm_to_op (int opcode);
2406 int mono_load_membase_to_load_mem (int opcode);
2407 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2408 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2409 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2410 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2411 guint32 mono_reverse_branch_op (guint32 opcode);
2412 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2413 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2414 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2415 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2416 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2417 guint mono_patch_info_hash (gconstpointer data);
2418 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2419 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2420 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2421 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2422 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2423 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2424 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2425 MonoLMF * mono_get_lmf (void);
2426 MonoLMF** mono_get_lmf_addr (void);
2427 void mono_set_lmf (MonoLMF *lmf);
2428 MonoJitTlsData* mono_get_jit_tls (void);
2429 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2430 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2431 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2432 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2433 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2434 void mono_analyze_liveness (MonoCompile *cfg);
2435 void mono_analyze_liveness_gc (MonoCompile *cfg);
2436 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2437 void mono_global_regalloc (MonoCompile *cfg);
2438 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2439 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2440 void mono_destroy_compile (MonoCompile *cfg);
2441 void mono_empty_compile (MonoCompile *cfg);
2442 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2443 void mono_print_ins_index (int i, MonoInst *ins);
2444 void mono_print_ins (MonoInst *ins);
2445 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2446 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2447 MonoInst *mono_get_got_var (MonoCompile *cfg);
2448 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2449 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2450 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2451 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2452 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2453 void mono_create_helper_signatures (void);
2454 MonoInst* mono_emit_native_call (MonoCompile *cfg, gconstpointer func, MonoMethodSignature *sig, MonoInst **args);
2456 gboolean mini_class_is_system_array (MonoClass *klass);
2457 MonoMethodSignature *mono_get_element_address_signature (int arity);
2458 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2459 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2461 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2462 void mono_linterval_print (MonoLiveInterval *interval);
2463 void mono_linterval_print_nl (MonoLiveInterval *interval);
2464 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2465 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2466 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2467 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2469 /* Native Client functions */
2470 gpointer mono_realloc_native_code(MonoCompile *cfg);
2472 #if defined(__native_client__) || defined(__native_client_codegen__)
2473 extern volatile int __nacl_thread_suspension_needed;
2474 void __nacl_suspend_thread_if_needed(void);
2475 void mono_nacl_gc(void);
2478 extern MonoDebugOptions debug_options;
2480 static inline MonoMethod*
2481 jinfo_get_method (MonoJitInfo *ji)
2483 return mono_jit_info_get_method (ji);
2487 void mono_aot_init (void);
2488 void mono_aot_cleanup (void);
2489 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2490 MonoMethod *method, MonoError *error);
2491 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2492 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2493 guint8* mono_aot_get_plt_entry (guint8 *code);
2494 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2495 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2496 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2497 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2498 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2499 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2500 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2501 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2502 gpointer mono_aot_get_trampoline (const char *name);
2503 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2504 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2505 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2506 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2507 gpointer mono_aot_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2508 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2509 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2510 guint32 mono_aot_method_hash (MonoMethod *method);
2511 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2512 void mono_aot_set_make_unreadable (gboolean unreadable);
2513 gboolean mono_aot_is_pagefault (void *ptr);
2514 void mono_aot_handle_pagefault (void *ptr);
2515 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2516 guint32 mono_aot_find_method_index (MonoMethod *method);
2517 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2518 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2519 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2520 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2522 /* This is an exported function */
2523 MONO_API void mono_aot_register_module (gpointer *aot_info);
2525 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2527 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2528 * passed to the free function.
2530 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2532 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2533 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2535 void mono_xdebug_init (const char *xdebug_opts);
2536 void mono_save_xdebug_info (MonoCompile *cfg);
2537 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2538 /* This is an exported function */
2539 void mono_xdebug_flush (void);
2541 gboolean mono_method_blittable (MonoMethod *method);
2542 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2544 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2545 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2546 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2547 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2549 void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2551 int mono_find_method_opcode (MonoMethod *method);
2552 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2553 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2554 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2555 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2557 void mono_trampolines_init (void);
2558 void mono_trampolines_cleanup (void);
2559 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2560 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2561 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2563 gboolean add_sync_wrapper,
2565 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2566 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2567 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2568 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2569 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2570 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2571 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2572 gpointer mono_create_monitor_enter_trampoline (void);
2573 gpointer mono_create_monitor_enter_v4_trampoline (void);
2574 gpointer mono_create_monitor_exit_trampoline (void);
2575 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2576 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2577 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2578 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2579 #ifndef DISABLE_REMOTING
2580 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2582 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2583 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2585 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2587 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2588 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2589 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2590 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2591 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2592 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2593 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2594 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2595 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2596 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2597 gpointer mini_get_nullified_class_init_trampoline (void);
2598 gpointer mini_get_single_step_trampoline (void);
2599 gpointer mini_get_breakpoint_trampoline (void);
2600 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2601 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2602 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2603 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2604 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2606 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2608 gboolean mono_running_on_valgrind (void);
2609 void* mono_global_codeman_reserve (int size);
2610 void mono_global_codeman_foreach (MonoCodeManagerFunc func, void *user_data);
2611 const char *mono_regname_full (int reg, int bank);
2612 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2613 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2614 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2615 void mono_remove_critical_edges (MonoCompile *cfg);
2616 gboolean mono_is_regsize_var (MonoType *t);
2617 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2618 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2619 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2620 MonoInst* mini_emit_ldelema_1_ins (MonoCompile *cfg, MonoClass *klass, MonoInst *arr, MonoInst *index, gboolean bcheck);
2621 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2622 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2623 CompRelation mono_negate_cond (CompRelation cond);
2624 int mono_op_imm_to_op (int opcode);
2625 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2626 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2627 MonoUnwindOp *mono_create_unwind_op (int when,
2630 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2633 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2634 void mono_tramp_info_free (MonoTrampInfo *info);
2635 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2636 int mini_exception_id_by_name (const char *name);
2637 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2639 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2640 MonoInst *return_var, MonoInst **inline_args,
2641 guint inline_offset, gboolean is_virtual_call);
2643 //the following methods could just be renamed/moved from method-to-ir.c
2644 int mini_inline_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **sp, guchar *ip,
2645 guint real_offset, gboolean inline_always);
2647 MonoInst* mini_emit_get_rgctx_klass (MonoCompile *cfg, int context_used, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2648 MonoInst* mini_emit_runtime_constant (MonoCompile *cfg, MonoJumpInfoType patch_type, gpointer data);
2649 void mini_save_cast_details (MonoCompile *cfg, MonoClass *klass, int obj_reg, gboolean null_check);
2650 void mini_reset_cast_details (MonoCompile *cfg);
2651 void mini_emit_class_check (MonoCompile *cfg, int klass_reg, MonoClass *klass);
2653 gboolean mini_class_has_reference_variant_generic_argument (MonoCompile *cfg, MonoClass *klass, int context_used);
2656 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2657 void mono_decompose_long_opts (MonoCompile *cfg);
2658 void mono_decompose_vtype_opts (MonoCompile *cfg);
2659 void mono_decompose_array_access_opts (MonoCompile *cfg);
2660 void mono_decompose_soft_float (MonoCompile *cfg);
2661 void mono_local_emulate_ops (MonoCompile *cfg);
2662 void mono_handle_global_vregs (MonoCompile *cfg);
2663 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2664 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2665 void mono_if_conversion (MonoCompile *cfg);
2670 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2671 void mini_init_delegate (MonoDelegate *del);
2672 char* mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset);
2673 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2675 /* methods that must be provided by the arch-specific port */
2676 void mono_arch_init (void);
2677 void mono_arch_finish_init (void);
2678 void mono_arch_cleanup (void);
2679 void mono_arch_cpu_init (void);
2680 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2681 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2682 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2683 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2684 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2685 void mono_codegen (MonoCompile *cfg);
2686 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2687 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2688 const char *mono_arch_regname (int reg);
2689 const char *mono_arch_fregname (int reg);
2690 void mono_arch_exceptions_init (void);
2691 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2692 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2693 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2694 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2695 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2696 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2697 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2698 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2699 gpointer mono_arch_get_get_tls_tramp (void);
2700 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2701 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2702 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2703 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2704 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2705 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2706 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2707 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2708 void mono_arch_flush_icache (guint8 *code, gint size);
2709 int mono_arch_max_epilog_size (MonoCompile *cfg);
2710 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2711 void mono_arch_emit_epilog (MonoCompile *cfg);
2712 void mono_arch_emit_exceptions (MonoCompile *cfg);
2713 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2714 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2715 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2716 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2717 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2718 void mono_arch_fill_argument_info (MonoCompile *cfg);
2719 void mono_arch_allocate_vars (MonoCompile *m);
2720 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2721 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2722 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2723 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2724 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2725 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2726 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2727 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2728 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2729 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2730 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2731 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2732 GSList* mono_arch_get_delegate_invoke_impls (void);
2733 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2734 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2735 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2736 GSList* mono_arch_get_cie_program (void);
2737 void mono_arch_set_target (char *mtriple);
2738 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2739 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2740 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2741 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2742 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2743 int mono_arch_translate_tls_offset (int offset);
2744 gboolean mono_arch_opcode_supported (int opcode);
2745 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2746 gboolean mono_arch_have_fast_tls (void);
2748 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2749 gboolean mono_arch_is_soft_float (void);
2751 static inline MONO_ALWAYS_INLINE gboolean
2752 mono_arch_is_soft_float (void)
2758 /* Soft Debug support */
2759 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2760 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2761 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2762 void mono_arch_start_single_stepping (void);
2763 void mono_arch_stop_single_stepping (void);
2764 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2765 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2766 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2767 void mono_arch_skip_single_step (MonoContext *ctx);
2768 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2769 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2773 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2774 MonoJitInfo *ji, MonoContext *ctx,
2775 MonoContext *new_ctx, MonoLMF **lmf,
2776 mgreg_t **save_locations,
2777 StackFrameInfo *frame_info);
2778 gpointer mono_arch_get_throw_exception_by_name (void);
2779 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2780 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2781 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2782 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2783 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2784 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2785 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2786 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2787 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2788 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2789 gpointer mono_arch_ip_from_context (void *sigctx);
2790 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2791 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2792 void mono_arch_flush_register_windows (void);
2793 gboolean mono_arch_is_inst_imm (gint64 imm);
2794 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2795 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2796 guint32 mono_arch_get_patch_offset (guint8 *code);
2797 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2798 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2799 void mono_arch_save_unwind_info (MonoCompile *cfg);
2800 void mono_arch_register_lowlevel_calls (void);
2801 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2802 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2803 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2804 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2805 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2806 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2807 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2808 int mono_arch_get_this_arg_reg (guint8 *code);
2809 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2810 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2811 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2812 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2813 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2814 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2815 gpointer mono_arch_build_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2816 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2817 guint8* mono_arch_get_call_target (guint8 *code);
2818 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2819 GSList *mono_arch_get_trampolines (gboolean aot);
2820 gpointer mono_arch_get_enter_icall_trampoline (MonoTrampInfo **info);
2822 /* Handle block guard */
2823 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2824 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2825 gpointer mono_create_handler_block_trampoline (void);
2826 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2828 /*New interruption machinery */
2830 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2833 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2836 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2839 /* Exception handling */
2840 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2842 void mono_exceptions_init (void);
2843 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2844 void mono_handle_native_crash (const char *signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2845 MONO_API void mono_print_thread_dump (void *sigctx);
2846 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2847 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2848 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2849 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2850 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2851 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2852 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2853 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2855 void mono_setup_altstack (MonoJitTlsData *tls);
2856 void mono_free_altstack (MonoJitTlsData *tls);
2857 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2858 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2859 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2860 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2862 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);
2864 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2865 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2866 void mono_restore_context (MonoContext *ctx);
2867 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2868 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2869 void mono_llvm_rethrow_exception (MonoObject *ex);
2870 void mono_llvm_throw_exception (MonoObject *ex);
2871 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2872 void mono_llvm_resume_exception (void);
2873 void mono_llvm_clear_exception (void);
2874 MonoObject *mono_llvm_load_exception (void);
2875 void mono_llvm_reset_exception (void);
2876 void mono_llvm_raise_exception (MonoException *e);
2877 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2880 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2881 MonoJitInfo *prev_ji, MonoContext *ctx,
2882 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2883 mgreg_t **save_locations,
2884 StackFrameInfo *frame);
2886 gpointer mono_get_throw_exception (void);
2887 gpointer mono_get_rethrow_exception (void);
2888 gpointer mono_get_call_filter (void);
2889 gpointer mono_get_restore_context (void);
2890 gpointer mono_get_throw_exception_by_name (void);
2891 gpointer mono_get_throw_corlib_exception (void);
2892 gpointer mono_get_throw_exception_addr (void);
2893 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2894 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2895 MonoReflectionMethod **method,
2896 gint32 *iloffset, gint32 *native_offset,
2897 MonoString **file, gint32 *line, gint32 *column);
2898 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2900 void mono_decompose_typechecks (MonoCompile *cfg);
2901 /* Dominator/SSA methods */
2902 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2903 void mono_compute_natural_loops (MonoCompile *cfg);
2904 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2905 void mono_ssa_compute (MonoCompile *cfg);
2906 void mono_ssa_remove (MonoCompile *cfg);
2907 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2908 void mono_ssa_cprop (MonoCompile *cfg);
2909 void mono_ssa_deadce (MonoCompile *cfg);
2910 void mono_ssa_strength_reduction (MonoCompile *cfg);
2911 void mono_free_loop_info (MonoCompile *cfg);
2912 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2914 void mono_ssa_compute2 (MonoCompile *cfg);
2915 void mono_ssa_remove2 (MonoCompile *cfg);
2916 void mono_ssa_cprop2 (MonoCompile *cfg);
2917 void mono_ssa_deadce2 (MonoCompile *cfg);
2919 /* debugging support */
2920 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2921 guint32 breakpoint_id);
2922 void mono_debug_open_method (MonoCompile *cfg);
2923 void mono_debug_close_method (MonoCompile *cfg);
2924 void mono_debug_free_method (MonoCompile *cfg);
2925 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2926 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2927 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2928 void mono_debug_add_aot_method (MonoDomain *domain,
2929 MonoMethod *method, guint8 *code_start,
2930 guint8 *debug_info, guint32 debug_info_len);
2931 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2932 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2934 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2937 MonoTraceSpec *mono_trace_parse_options (const char *options);
2938 void mono_trace_set_assembly (MonoAssembly *assembly);
2939 gboolean mono_trace_eval (MonoMethod *method);
2942 mono_perform_abc_removal (MonoCompile *cfg);
2944 mono_perform_abc_removal (MonoCompile *cfg);
2946 mono_perform_ssapre (MonoCompile *cfg);
2948 mono_local_cprop (MonoCompile *cfg);
2950 mono_local_cprop (MonoCompile *cfg);
2952 mono_local_deadce (MonoCompile *cfg);
2954 mono_local_alias_analysis (MonoCompile *cfg);
2956 /* Generic sharing */
2959 mono_set_generic_sharing_supported (gboolean supported);
2962 mono_set_generic_sharing_vt_supported (gboolean supported);
2965 mono_set_partial_sharing_supported (gboolean supported);
2968 mono_class_generic_sharing_enabled (MonoClass *klass);
2971 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2974 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2976 MonoMethodRuntimeGenericContext*
2977 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2980 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2983 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2986 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2989 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2992 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2993 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2996 mono_method_construct_object_context (MonoMethod *method);
2999 mono_method_get_declaring_generic_method (MonoMethod *method);
3002 mono_generic_context_check_used (MonoGenericContext *context);
3005 mono_class_check_context_used (MonoClass *klass);
3008 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
3011 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
3014 mono_method_is_generic_impl (MonoMethod *method);
3017 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3020 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3023 mini_class_is_generic_sharable (MonoClass *klass);
3027 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3030 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3033 mini_is_gsharedvt_gparam (MonoType *t);
3035 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3037 int mono_method_check_context_used (MonoMethod *method);
3039 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3041 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3042 guint32 token, guint32 token_source, guint32 rgctx_type,
3043 gint32 rgctx_index);
3045 void mono_generic_sharing_init (void);
3046 void mono_generic_sharing_cleanup (void);
3048 MonoClass* mini_class_get_container_class (MonoClass *klass);
3049 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3051 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3052 MonoType* mini_type_get_underlying_type (MonoType *type);
3053 MonoMethod* mini_get_shared_method (MonoMethod *method);
3054 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3055 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3056 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3057 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3059 int mini_type_stack_size (MonoType *t, int *align);
3060 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3061 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3062 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3064 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3066 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3067 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3069 #define MONO_TIME_TRACK(a, phase) \
3071 GTimer *timer = mono_time_track_start (); \
3073 mono_time_track_end (&(a), timer); \
3076 GTimer *mono_time_track_start (void);
3077 void mono_time_track_end (double *time, GTimer *timer);
3079 void mono_update_jit_stats (MonoCompile *cfg);
3081 gboolean mini_type_is_reference (MonoType *type);
3082 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3083 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3084 gboolean mini_is_gsharedvt_type (MonoType *t);
3085 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3086 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3087 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3088 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3089 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3090 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3091 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3092 gpointer mini_method_get_rgctx (MonoMethod *m);
3093 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3095 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3096 gint32 vcall_offset, gboolean calli);
3097 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3098 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3099 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3100 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3105 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3108 SIMD_VERSION_SSE1 = 1 << 0,
3109 SIMD_VERSION_SSE2 = 1 << 1,
3110 SIMD_VERSION_SSE3 = 1 << 2,
3111 SIMD_VERSION_SSSE3 = 1 << 3,
3112 SIMD_VERSION_SSE41 = 1 << 4,
3113 SIMD_VERSION_SSE42 = 1 << 5,
3114 SIMD_VERSION_SSE4a = 1 << 6,
3115 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3116 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3117 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3120 /* this value marks the end of the bit indexes used in
3123 SIMD_VERSION_INDEX_END = 6
3138 SIMD_PREFETCH_MODE_NTA,
3139 SIMD_PREFETCH_MODE_0,
3140 SIMD_PREFETCH_MODE_1,
3141 SIMD_PREFETCH_MODE_2,
3144 const char *mono_arch_xregname (int reg);
3145 void mono_simd_simplify_indirection (MonoCompile *cfg);
3146 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3147 MonoInst* mono_emit_simd_field_load (MonoCompile *cfg, MonoClassField *field, MonoInst *addr);
3148 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3149 void mono_simd_intrinsics_init (void);
3151 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3152 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3155 #define XDEBUG_ENABLED 1
3159 /* maybe enable also for other systems? */
3160 #define ENABLE_JIT_MAP 1
3161 void mono_enable_jit_map (void);
3162 void mono_emit_jit_map (MonoJitInfo *jinfo);
3163 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3164 gboolean mono_jit_map_is_enabled (void);
3166 #define mono_enable_jit_map()
3167 #define mono_emit_jit_map(ji)
3168 #define mono_emit_jit_tramp(s,z,d)
3169 #define mono_jit_map_is_enabled() (0)
3173 * Per-OS implementation functions.
3175 void mono_runtime_install_handlers (void);
3176 gboolean mono_runtime_install_custom_handlers (const char *handlers);
3177 void mono_runtime_install_custom_handlers_usage (void);
3178 void mono_runtime_cleanup_handlers (void);
3179 void mono_runtime_setup_stat_profiler (void);
3180 void mono_runtime_shutdown_stat_profiler (void);
3181 void mono_runtime_posix_install_handlers (void);
3182 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3184 void mono_cross_helpers_run (void);
3190 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3191 // Signal handlers not available
3192 #define MONO_ARCH_NEED_DIV_CHECK 1
3195 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3196 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3197 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3198 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3199 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3201 #ifdef MONO_ARCH_VARARG_ICALLS
3202 #define ARCH_VARARG_ICALLS 1
3204 #define ARCH_VARARG_ICALLS 0
3208 * Coop support for trampolines
3210 void mono_interruption_checkpoint_from_trampoline (void);
3212 #endif /* __MONO_MINI_H__ */