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/class-internals.h"
47 #include "mono/metadata/domain-internals.h"
48 #include "mono/metadata/object.h"
49 #include "mono/metadata/tabledefs.h"
50 #include "mono/metadata/marshal.h"
51 #include "mono/metadata/security-manager.h"
52 #include "mono/metadata/exception.h"
53 #include "mono/utils/mono-compiler.h"
55 #ifdef __native_client_codegen__
56 #include <nacl/nacl_dyncode.h>
61 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
62 * can be linked into both mono and mono-sgen.
64 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
65 #error "The code in mini/ should not depend on these defines."
69 /*#define __alignof__(a) sizeof(a)*/
70 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
74 #define MINI_DEBUG(level,limit,code)
76 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
79 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS)
81 #define MONO_SUPPORT_TASKLETS 1
82 #elif defined(HOST_WIN32)
83 #define MONO_SUPPORT_TASKLETS 1
84 // Replace some gnu intrinsics needed for tasklets with MSVC equivalents.
85 #define __builtin_extract_return_addr(x) x
86 #define __builtin_return_address(x) _ReturnAddress()
87 #define __builtin_frame_address(x) _AddressOfReturnAddress()
92 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
93 #define LLVM_ENABLED TRUE
95 #define COMPILE_LLVM(cfg) (0)
96 #define LLVM_ENABLED FALSE
99 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
100 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
102 #define COMPILE_SOFT_FLOAT(cfg) (0)
105 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
107 /* for 32 bit systems */
108 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
109 #define MINI_LS_WORD_IDX 0
110 #define MINI_MS_WORD_IDX 1
112 #define MINI_LS_WORD_IDX 1
113 #define MINI_MS_WORD_IDX 0
115 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
116 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
117 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
118 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
120 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
121 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
124 #define MONO_USE_AOT_COMPILER
127 /* Version number of the AOT file format */
128 #define MONO_AOT_FILE_VERSION 136
130 //TODO: This is x86/amd64 specific.
131 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
133 /* Remap printf to g_print (we use a mix of these in the mini code) */
134 #ifdef PLATFORM_ANDROID
135 #define printf g_print
138 #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)))))
140 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
142 /* Constants used to encode different types of methods in AOT */
144 MONO_AOT_METHODREF_MIN = 240,
145 /* Image index bigger than METHODREF_MIN */
146 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
147 /* Runtime provided methods on arrays */
148 MONO_AOT_METHODREF_ARRAY = 250,
149 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
151 MONO_AOT_METHODREF_WRAPPER = 252,
152 /* Methods on generic instances */
153 MONO_AOT_METHODREF_GINST = 253,
154 /* Methods resolve using a METHODSPEC token */
155 MONO_AOT_METHODREF_METHODSPEC = 254,
158 /* Constants used to encode different types of types in AOT */
161 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
162 /* typedef index + image index */
163 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
165 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
167 MONO_AOT_TYPEREF_GINST = 4,
168 /* type/method variable */
169 MONO_AOT_TYPEREF_VAR = 5,
171 MONO_AOT_TYPEREF_ARRAY = 6,
172 /* blob index of the type encoding */
173 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
175 MONO_AOT_TYPEREF_PTR = 8
178 /* Trampolines which we have a lot of */
180 MONO_AOT_TRAMP_SPECIFIC = 0,
181 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
182 MONO_AOT_TRAMP_IMT_THUNK = 2,
183 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
184 MONO_AOT_TRAMP_NUM = 4
188 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
189 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
190 MONO_AOT_FILE_FLAG_DEBUG = 4,
191 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
192 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
193 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
194 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
199 MONO_AOT_TABLE_IMAGE_TABLE,
200 MONO_AOT_TABLE_CLASS_NAME,
201 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
202 MONO_AOT_TABLE_EX_INFO_OFFSETS,
203 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
204 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
205 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
206 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
207 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
211 /* This structure is stored in the AOT file */
212 typedef struct MonoAotFileInfo
214 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
219 /* All the pointers should be at the start to avoid alignment problems */
221 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
222 /* Global Offset Table for JITted code */
224 /* Global Offset Table for LLVM code */
226 /* Mono EH Frame created by llc when using LLVM */
227 gpointer mono_eh_frame;
228 /* Points to the get_method () function in the LLVM image or NULL */
229 gpointer llvm_get_method;
230 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
231 gpointer llvm_get_unbox_tramp;
232 gpointer jit_code_start;
233 gpointer jit_code_end;
234 gpointer method_addresses;
237 gpointer class_name_table;
238 gpointer class_info_offsets;
239 gpointer method_info_offsets;
240 gpointer ex_info_offsets;
241 gpointer extra_method_info_offsets;
242 gpointer extra_method_table;
243 gpointer got_info_offsets;
244 gpointer llvm_got_info_offsets;
245 gpointer image_table;
247 /* The GUID of the assembly which the AOT image was generated from */
248 gpointer assembly_guid;
250 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
253 gpointer runtime_version;
254 /* Blocks of various kinds of trampolines */
255 gpointer specific_trampolines;
256 gpointer static_rgctx_trampolines;
258 gpointer gsharedvt_arg_trampolines;
259 /* In static mode, points to a table of global symbols for trampolines etc */
261 /* Points to a string containing the assembly name*/
262 gpointer assembly_name;
263 /* Start of Mono's Program Linkage Table */
265 /* End of Mono's Program Linkage Table */
267 gpointer unwind_info;
268 /* Points to a table mapping methods to their unbox trampolines */
269 gpointer unbox_trampolines;
270 /* Points to the end of the previous table */
271 gpointer unbox_trampolines_end;
272 /* Points to a table of unbox trampoline addresses/offsets */
273 gpointer unbox_trampoline_addresses;
274 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
277 /* The index of the first GOT slot used by the PLT */
278 guint32 plt_got_offset_base;
279 /* Number of entries in the GOT */
281 /* Number of entries in the PLT */
283 /* Number of methods */
285 /* A union of MonoAotFileFlags */
287 /* Optimization flags used to compile the module */
289 /* SIMD flags used to compile the module */
291 /* Index of the blob entry holding the GC used by this module */
292 gint32 gc_name_index;
293 guint32 num_rgctx_fetch_trampolines;
294 /* These are used for sanity checking object layout problems when cross-compiling */
295 guint32 double_align, long_align, generic_tramp_num;
296 /* The page size used by trampoline pages */
297 guint32 tramp_page_size;
299 * The number of GOT entries which need to be preinitialized when the
302 guint32 nshared_got_entries;
303 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
304 guint32 datafile_size;
307 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
308 // FIXME: Sync with AOT
309 guint32 table_offsets [MONO_AOT_TABLE_NUM];
310 /* Number of trampolines */
311 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
312 /* The indexes of the first GOT slots used by the trampolines */
313 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
314 /* The size of one trampoline */
315 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
316 /* The offset where the trampolines begin on a trampoline page */
317 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
318 /* GUID of aot compilation */
322 /* Number of symbols in the MonoAotFileInfo structure */
323 #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)
329 } MonoClassMethodPair;
336 } MonoDelegateClassMethodPair;
338 /* Per-domain information maintained by the JIT */
341 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
342 GHashTable *jump_target_got_slot_hash;
343 GHashTable *jump_target_hash;
344 /* Maps methods/klasses to the address of the given type of trampoline */
345 GHashTable *class_init_trampoline_hash;
346 GHashTable *jump_trampoline_hash;
347 GHashTable *jit_trampoline_hash;
348 GHashTable *delegate_trampoline_hash;
349 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
350 GHashTable *static_rgctx_trampoline_hash;
351 GHashTable *llvm_vcall_trampoline_hash;
352 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
353 GHashTable *dynamic_code_hash;
354 GHashTable *method_code_hash;
355 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
356 MonoConcurrentHashTable *runtime_invoke_hash;
357 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
358 /* Protected by the domain lock */
359 GHashTable *seq_points;
360 /* Debugger agent data */
362 /* Maps MonoMethod to an arch-specific structure */
363 GHashTable *arch_seq_points;
364 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
365 GHashTable *gsharedvt_arg_tramp_hash;
366 /* memcpy/bzero methods specialized for small constant sizes */
367 gpointer *memcpy_addr [17];
368 gpointer *bzero_addr [17];
369 gpointer llvm_module;
370 /* Maps MonoMethod -> GSlist of addresses */
371 GHashTable *llvm_jit_callees;
376 MonoCodeManager *code_mp;
377 } MonoJitDynamicMethodInfo;
379 /* An extension of MonoGenericParamFull used in generic sharing */
381 MonoGenericParamFull param;
382 MonoGenericParam *parent;
383 } MonoGSharedGenericParam;
385 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
387 /* Contains a list of ips which needs to be patched when a method is compiled */
398 * Information about a stack frame.
399 * FIXME This typedef exists only to avoid tons of code rewriting
401 typedef MonoStackFrameInfo StackFrameInfo;
404 #define mono_bitset_foreach_bit(set,b,n) \
405 for (b = 0; b < n; b++)\
406 if (mono_bitset_test_fast(set,b))
408 #define mono_bitset_foreach_bit(set,b,n) \
409 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
413 * Pull the list of opcodes
415 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
419 #include "mono/cil/opcode.def"
424 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
426 #define MONO_INST_NULLIFY_SREGS(dest) do { \
427 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
430 #define MONO_INST_NEW(cfg,dest,op) do { \
431 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
432 (dest)->opcode = (op); \
434 MONO_INST_NULLIFY_SREGS ((dest)); \
435 (dest)->cil_code = (cfg)->ip; \
438 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
439 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
440 (dest)->inst.opcode = (op); \
441 (dest)->inst.dreg = -1; \
442 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
443 (dest)->inst.cil_code = (cfg)->ip; \
446 #define MONO_ADD_INS(b,inst) do { \
447 if ((b)->last_ins) { \
448 (b)->last_ins->next = (inst); \
449 (inst)->prev = (b)->last_ins; \
450 (b)->last_ins = (inst); \
452 (b)->code = (b)->last_ins = (inst); \
456 #define NULLIFY_INS(ins) do { \
457 (ins)->opcode = OP_NOP; \
459 MONO_INST_NULLIFY_SREGS ((ins)); \
462 /* Remove INS from BB */
463 #define MONO_REMOVE_INS(bb,ins) do { \
465 (ins)->prev->next = (ins)->next; \
467 (ins)->next->prev = (ins)->prev; \
468 if ((bb)->code == (ins)) \
469 (bb)->code = (ins)->next; \
470 if ((bb)->last_ins == (ins)) \
471 (bb)->last_ins = (ins)->prev; \
474 /* Remove INS from BB and nullify it */
475 #define MONO_DELETE_INS(bb,ins) do { \
476 MONO_REMOVE_INS ((bb), (ins)); \
477 NULLIFY_INS ((ins)); \
481 * this is used to determine when some branch optimizations are possible: we exclude FP compares
482 * because they have weird semantics with NaNs.
484 #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))
485 #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))
487 #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))
489 #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)))
491 #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)))
494 #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))
495 #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))
496 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
498 // OP_DYN_CALL is not a MonoCallInst
499 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL))
501 #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)))
503 #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))))
505 /* FIXME: Add more instructions */
506 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
507 #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))
509 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
512 #ifdef MONO_ARCH_SIMD_INTRINSICS
514 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
515 #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))
516 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
517 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
518 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
520 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
524 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
525 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
526 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
527 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
528 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
529 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
531 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
535 typedef struct MonoInstList MonoInstList;
536 typedef struct MonoInst MonoInst;
537 typedef struct MonoCallInst MonoCallInst;
538 typedef struct MonoCallArgParm MonoCallArgParm;
539 typedef struct MonoMethodVar MonoMethodVar;
540 typedef struct MonoBasicBlock MonoBasicBlock;
541 typedef struct MonoLMF MonoLMF;
542 typedef struct MonoSpillInfo MonoSpillInfo;
543 typedef struct MonoTraceSpec MonoTraceSpec;
545 extern MonoNativeTlsKey mono_jit_tls_id;
546 extern MonoTraceSpec *mono_jit_trace_calls;
547 extern gboolean mono_break_on_exc;
548 extern int mono_exc_esp_offset;
549 extern gboolean mono_compile_aot;
550 extern gboolean mono_aot_only;
551 extern gboolean mono_llvm_only;
552 extern MonoAotMode mono_aot_mode;
553 extern MonoMethodDesc *mono_inject_async_exc_method;
554 extern int mono_inject_async_exc_pos;
555 extern MonoMethodDesc *mono_break_at_bb_method;
556 extern int mono_break_at_bb_bb_num;
557 extern gboolean mono_verify_all;
558 extern gboolean mono_do_x86_stack_align;
559 extern const char *mono_build_date;
560 extern gboolean mono_do_signal_chaining;
561 extern gboolean mono_do_crash_chaining;
562 extern MONO_API gboolean mono_use_llvm;
563 extern gboolean mono_do_single_method_regression;
564 extern guint32 mono_single_method_regression_opt;
565 extern MonoMethod *mono_current_single_method;
566 extern GSList *mono_single_method_list;
567 extern GHashTable *mono_single_method_hash;
568 extern gboolean mono_using_xdebug;
569 extern int mini_verbose;
570 extern int valgrind_register;
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_SAFE(bb, p, ins) for ((ins) = (bb)->last_ins, p = (ins) ? (ins)->prev : NULL; (ins); (ins) = (p), (p) = (ins) ? (ins)->prev : NULL)
591 #define mono_bb_first_ins(bb) (bb)->code
593 struct MonoSpillInfo {
598 * Information about a call site for the GC map creation code
601 /* The next offset after the call instruction */
603 /* The basic block containing the call site */
606 * The set of variables live at the call site.
607 * Has length cfg->num_varinfo in bits.
611 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
618 * The IR-level extended basic block.
620 * A basic block can have multiple exits just fine, as long as the point of
621 * 'departure' is the last instruction in the basic block. Extended basic
622 * blocks, on the other hand, may have instructions that leave the block
623 * midstream. The important thing is that they cannot be _entered_
624 * midstream, ie, execution of a basic block (or extened bb) always start
625 * at the beginning of the block, never in the middle.
627 struct MonoBasicBlock {
630 /* the next basic block in the order it appears in IL */
631 MonoBasicBlock *next_bb;
634 * Before instruction selection it is the first tree in the
635 * forest and the first item in the list of trees. After
636 * instruction selection it is the first instruction and the
637 * first item in the list of instructions.
641 /* unique block number identification */
646 /* Basic blocks: incoming and outgoing counts and pointers */
647 /* Each bb should only appear once in each array */
648 gint16 out_count, in_count;
649 MonoBasicBlock **in_bb;
650 MonoBasicBlock **out_bb;
652 /* Points to the start of the CIL code that initiated this BB */
653 unsigned char* cil_code;
655 /* Length of the CIL block */
658 /* The offset of the generated code, used for fixups */
660 /* The length of the generated code, doesn't include alignment padding */
662 /* The real native offset, which includes alignment padding too */
663 int real_native_offset;
667 /* Visited and reachable flags */
671 * SSA and loop based flags
673 MonoBitSet *dominators;
674 MonoBitSet *dfrontier;
675 MonoBasicBlock *idom;
677 /* fast dominator algorithm */
678 MonoBasicBlock *df_parent, *ancestor, *child, *label;
679 int size, sdom, idomn;
681 /* loop nesting and recognition */
684 gint8 loop_body_start;
687 * Whenever the bblock is rarely executed so it should be emitted after
688 * the function epilog.
690 guint out_of_line : 1;
691 /* Caches the result of uselessness calculation during optimize_branches */
692 guint not_useless : 1;
693 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
694 guint has_array_access : 1;
695 /* Whenever this bblock is extended, ie. it has branches inside it */
697 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
698 guint has_jump_table : 1;
699 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
700 guint has_call_handler : 1;
701 /* Whenever this bblock starts a try block */
705 /* The offset of the CIL instruction in this bblock which ends a try block */
710 * If this is set, extend the try range started by this bblock by an arch specific
711 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
714 guint extend_try_block : 1;
716 /* use for liveness analysis */
718 MonoBitSet *kill_set;
719 MonoBitSet *live_in_set;
720 MonoBitSet *live_out_set;
722 /* fields to deal with non-empty stack slots at bb boundary */
723 guint16 out_scount, in_scount;
724 MonoInst **out_stack;
727 /* we use that to prevent merging of bblocks covered by different clauses*/
732 // The MonoInst of the last sequence point for the current basic block.
733 MonoInst *last_seq_point;
735 // This will hold a list of last sequence points of incoming basic blocks
736 MonoInst **pred_seq_points;
737 guint num_pred_seq_points;
739 GSList *spill_slot_defs;
741 /* List of call sites in this bblock sorted by pc_offset */
742 GSList *gc_callsites;
745 * The region encodes whether the basic block is inside
746 * a finally, catch, filter or none of these.
748 * If the value is -1, then it is neither finally, catch nor filter
750 * Otherwise the format is:
752 * Bits: | 0-3 | 4-7 | 8-31
754 * | clause-flags | MONO_REGION | clause-index
759 /* The current symbolic register number, used in local register allocation. */
766 BB_REACHABLE = 1 << 1,
767 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
768 BB_EXCEPTION_UNSAFE = 1 << 3,
769 BB_EXCEPTION_HANDLER = 1 << 4,
770 /* for Native Client, mark the blocks that can be jumped to indirectly */
771 BB_INDIRECT_JUMP_TARGET = 1 << 5
774 typedef struct MonoMemcpyArgs {
780 /* Scalar argument passed by value */
782 /* Only in ainfo->pair_storage */
784 /* Only in ainfo->pair_storage */
786 /* Valuetype passed in 1-2 consecutive register */
789 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
791 /* Fixed size argument passed to/returned from gsharedvt method by ref */
792 LLVMArgGsharedvtFixed,
793 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
794 LLVMArgGsharedvtFixedVtype,
795 /* Variable sized argument passed to/returned from gsharedvt method by ref */
796 LLVMArgGsharedvtVariable,
797 /* Vtype passed/returned as one int array argument */
799 /* Vtype passed as a set of fp arguments */
802 * Only for returns, a structure which
803 * consists of floats/doubles.
807 /* Vtype returned as an int */
812 LLVMArgStorage storage;
815 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
816 * This contains how the parts of the vtype are passed.
818 LLVMArgStorage pair_storage [8];
820 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
821 * If storage == LLVMArgAsFpArgs, this is the number of arguments
822 * used to pass the value.
823 * If storage == LLVMArgFpStruct, this is the number of fields
827 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
829 /* Parameter index in the LLVM signature */
832 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
838 /* Whenever there is an rgctx argument */
840 /* Whenever there is an IMT argument */
843 * The position of the vret arg in the argument list.
844 * Only if ret->storage == ArgVtypeRetAddr.
848 /* The indexes of various special arguments in the LLVM signature */
849 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
851 /* Inline array of argument info */
852 /* args [0] is for the this argument if it exists */
853 LLVMArgInfo args [1];
856 #define MONO_MAX_SRC_REGS 3
860 guint8 type; /* stack type */
863 /* used by the register allocator */
864 gint32 dreg, sreg1, sreg2, sreg3;
866 MonoInst *next, *prev;
873 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
875 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
881 MonoMethodSignature *signature;
882 MonoBasicBlock **many_blocks;
883 MonoBasicBlock *target_block;
888 MonoCallInst *call_inst;
889 MonoExceptionClause *exception_clause;
895 const unsigned char* cil_code; /* for debugging and bblock splitting */
897 /* used mostly by the backend to store additional info it may need */
902 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
905 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
906 gboolean record_cast_details; /* For CEE_CASTCLASS */
907 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
908 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
909 int pc_offset; /* OP_GC_LIVERANGE_START/END */
912 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
913 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
914 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
916 int memory_barrier_kind;
922 struct MonoCallInst {
924 MonoMethodSignature *signature;
931 guint stack_align_amount;
932 guint is_virtual : 1;
934 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
935 guint fptr_is_patch : 1;
937 * If this is true, then the call returns a vtype in a register using the same
938 * calling convention as OP_CALL.
940 guint vret_in_reg : 1;
941 /* Whenever vret_in_reg returns fp values */
942 guint vret_in_reg_fp : 1;
943 /* Whenever there is an IMT argument and it is dynamic */
944 guint dynamic_imt_arg : 1;
945 /* Whenever there is an RGCTX argument */
946 guint32 rgctx_reg : 1;
947 /* Whenever the call will need an unbox trampoline */
948 guint need_unbox_trampoline : 1;
949 regmask_t used_iregs;
950 regmask_t used_fregs;
951 GSList *out_ireg_args;
952 GSList *out_freg_args;
957 int rgctx_arg_reg, imt_arg_reg;
960 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
965 struct MonoCallArgParm {
974 * Note: some of the values overlap, because they can't appear
975 * in the same MonoInst.
978 MONO_INST_HAS_METHOD = 1,
979 MONO_INST_INIT = 1, /* in localloc */
980 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
981 MONO_INST_IS_DEAD = 2,
982 MONO_INST_TAILCALL = 4,
983 MONO_INST_VOLATILE = 4,
984 MONO_INST_NOTYPECHECK = 4,
985 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
986 MONO_INST_UNALIGNED = 8,
987 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
988 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
989 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
990 /* the address of the variable has been taken */
991 MONO_INST_INDIRECT = 16,
992 MONO_INST_NORANGECHECK = 16,
993 /* On loads, the source address can be null */
994 MONO_INST_FAULT = 32,
996 * On variables, identifies LMF variables. These variables have a dummy type (int), but
997 * require stack space for a MonoLMF struct.
1000 /* On loads, the source address points to a constant value */
1001 MONO_INST_INVARIANT_LOAD = 64,
1002 /* On variables, the variable needs GC tracking */
1003 MONO_INST_GC_TRACK = 128,
1005 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
1006 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
1008 MONO_INST_GC_CALLSITE = 128,
1009 /* On comparisons, mark the branch following the condition as likely to be taken */
1010 MONO_INST_LIKELY = 128,
1013 #define inst_c0 data.op[0].const_val
1014 #define inst_c1 data.op[1].const_val
1015 #define inst_i0 data.op[0].src
1016 #define inst_i1 data.op[1].src
1017 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1018 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1019 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1021 #define inst_p0 data.op[0].p
1022 #define inst_p1 data.op[1].p
1024 #define inst_l data.i8const
1025 #define inst_r data.r8const
1026 #define inst_left data.op[0].src
1027 #define inst_right data.op[1].src
1029 #define inst_newa_len data.op[0].src
1030 #define inst_newa_class data.op[1].klass
1032 #define inst_var data.op[0].var
1033 #define inst_vtype data.op[1].vtype
1034 /* in branch instructions */
1035 #define inst_many_bb data.op[1].many_blocks
1036 #define inst_target_bb data.op[0].target_block
1037 #define inst_true_bb data.op[1].many_blocks[0]
1038 #define inst_false_bb data.op[1].many_blocks[1]
1040 #define inst_basereg sreg1
1041 #define inst_indexreg sreg2
1042 #define inst_destbasereg dreg
1043 #define inst_offset data.op[0].const_val
1044 #define inst_imm data.op[1].const_val
1045 #define inst_call data.op[1].call_inst
1047 #define inst_phi_args data.op[1].phi_args
1048 #define inst_eh_block data.op[1].exception_clause
1051 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1053 ins->sreg1 = regs [0];
1054 ins->sreg2 = regs [1];
1055 ins->sreg3 = regs [2];
1058 /* instruction description for use in regalloc/scheduling */
1061 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1066 /* Unused, commented out to reduce the size of the mdesc tables
1077 guint16 tid; /* tree number */
1078 guint16 bid; /* block number */
1084 MonoPosition first_use, last_use;
1087 typedef struct MonoLiveRange2 MonoLiveRange2;
1089 struct MonoLiveRange2 {
1091 MonoLiveRange2 *next;
1095 /* List of live ranges sorted by 'from' */
1096 MonoLiveRange2 *range;
1097 MonoLiveRange2 *last_range;
1101 * Additional information about a variable
1103 struct MonoMethodVar {
1104 guint idx; /* inside cfg->varinfo, cfg->vars */
1105 MonoLiveRange range; /* generated by liveness analysis */
1106 MonoLiveInterval *interval; /* generated by liveness analysis */
1107 int reg; /* != -1 if allocated into a register */
1109 MonoBitSet *def_in; /* used by SSA */
1110 MonoInst *def; /* used by SSA */
1111 MonoBasicBlock *def_bb; /* used by SSA */
1112 GList *uses; /* used by SSA */
1113 char cpstate; /* used by SSA conditional constant propagation */
1114 /* The native offsets corresponding to the live range of the variable */
1115 gint32 live_range_start, live_range_end;
1117 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1124 * Stores state need to resume exception handling when using LLVM
1129 MonoContext ctx, new_ctx;
1133 int first_filter_idx, filter_idx;
1137 gpointer end_of_stack;
1139 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1142 gpointer restore_stack_prot;
1143 guint32 handling_stack_ovf;
1144 gpointer signal_stack;
1145 guint32 signal_stack_size;
1146 gpointer stack_ovf_guard_base;
1147 guint32 stack_ovf_guard_size;
1148 guint stack_ovf_valloced : 1;
1149 void (*abort_func) (MonoObject *object);
1150 /* Used to implement --debug=casts */
1151 MonoClass *class_cast_from, *class_cast_to;
1153 /* Stores state needed by handler block with a guard */
1155 ResumeState resume_state;
1157 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1158 /* handler block return address */
1159 gpointer handler_block_return_address;
1161 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1162 is an activation on stack making sure it will remain alive.*/
1163 MonoJitExceptionInfo *handler_block;
1165 /* context to be used by the guard trampoline when resuming interruption.*/
1166 MonoContext handler_block_context;
1168 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1169 * when it is called from profiler functions during exception handling.
1171 MonoContext orig_ex_ctx;
1172 gboolean orig_ex_ctx_set;
1175 * Stores if we need to run a chained exception in Windows.
1177 gboolean mono_win_chained_exception_needs_run;
1180 * The current exception in flight
1184 * If the current exception is not a subclass of Exception,
1185 * the original exception.
1187 guint32 thrown_non_exc;
1190 * The calling assembly in llvmonly mode.
1192 MonoImage *calling_image;
1196 * This structure is an extension of MonoLMF and contains extra information.
1200 gboolean debugger_invoke;
1201 MonoContext ctx; /* if debugger_invoke is TRUE */
1204 /* Generic sharing */
1207 * Flags for which contexts were used in inflating a generic.
1210 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1211 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1215 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1216 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1217 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1218 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1222 MONO_RGCTX_INFO_STATIC_DATA,
1223 MONO_RGCTX_INFO_KLASS,
1224 MONO_RGCTX_INFO_ELEMENT_KLASS,
1225 MONO_RGCTX_INFO_VTABLE,
1226 MONO_RGCTX_INFO_TYPE,
1227 MONO_RGCTX_INFO_REFLECTION_TYPE,
1228 MONO_RGCTX_INFO_METHOD,
1229 /* In llvmonly mode, this is a function descriptor */
1230 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1231 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1232 MONO_RGCTX_INFO_CLASS_FIELD,
1233 MONO_RGCTX_INFO_METHOD_RGCTX,
1234 MONO_RGCTX_INFO_METHOD_CONTEXT,
1235 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1236 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1237 MONO_RGCTX_INFO_CAST_CACHE,
1238 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1239 MONO_RGCTX_INFO_VALUE_SIZE,
1240 /* +1 to avoid zero values in rgctx slots */
1241 MONO_RGCTX_INFO_FIELD_OFFSET,
1242 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1243 /* In llvmonly mode, this is a function descriptor */
1244 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1245 /* Same for virtual calls */
1246 /* In llvmonly mode, this is a function descriptor */
1247 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1248 /* Same for calli, associated with a signature */
1249 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1250 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1251 /* One of MONO_GSHAREDVT_BOX_TYPE */
1252 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1253 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1254 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1255 MONO_RGCTX_INFO_LOCAL_OFFSET,
1256 MONO_RGCTX_INFO_MEMCPY,
1257 MONO_RGCTX_INFO_BZERO,
1258 /* The address of Nullable<T>.Box () */
1259 /* In llvmonly mode, this is a function descriptor */
1260 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1261 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1262 /* MONO_PATCH_INFO_VCALL_METHOD */
1263 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1265 * MONO_PATCH_INFO_VCALL_METHOD
1266 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1267 * which implements the method.
1269 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1270 } MonoRgctxInfoType;
1272 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1273 MonoRgctxInfoType info_type;
1275 struct _MonoRuntimeGenericContextInfoTemplate *next;
1276 } MonoRuntimeGenericContextInfoTemplate;
1279 MonoClass *next_subclass;
1280 MonoRuntimeGenericContextInfoTemplate *infos;
1281 GSList *method_templates;
1282 } MonoRuntimeGenericContextTemplate;
1285 MonoVTable *class_vtable; /* must be the first element */
1286 MonoGenericInst *method_inst;
1287 gpointer infos [MONO_ZERO_LEN_ARRAY];
1288 } MonoMethodRuntimeGenericContext;
1290 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1292 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1293 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1294 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1295 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1297 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1301 MonoRuntimeGenericContextInfoTemplate *entries;
1302 int num_entries, count_entries;
1303 } MonoGSharedVtMethodInfo;
1305 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1309 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1310 * We use this instead of rgctx slots since these can be loaded using a load instead
1311 * of a call to an rgctx fetch trampoline.
1313 gpointer entries [MONO_ZERO_LEN_ARRAY];
1314 } MonoGSharedVtMethodRuntimeInfo;
1320 MonoMethodSignature *invoke_sig;
1321 MonoMethodSignature *sig;
1322 gpointer method_ptr;
1323 gpointer invoke_impl;
1325 gpointer impl_nothis;
1326 gboolean need_rgctx_tramp;
1327 } MonoDelegateTrampInfo;
1330 * A function descriptor, which is a function address + argument pair.
1331 * In llvm-only mode, these are used instead of trampolines to pass
1332 * extra arguments to runtime functions/methods.
1341 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1342 #include "patch-info.h"
1348 * We need to store the image which the token refers to along with the token,
1349 * since the image might not be the same as the image of the method which
1350 * contains the relocation, because of inlining.
1352 typedef struct MonoJumpInfoToken {
1355 gboolean has_context;
1356 MonoGenericContext context;
1357 } MonoJumpInfoToken;
1359 typedef struct MonoJumpInfoBBTable {
1360 MonoBasicBlock **table;
1362 } MonoJumpInfoBBTable;
1364 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1366 /* Contains information describing an LLVM IMT trampoline */
1367 typedef struct MonoJumpInfoImtTramp {
1370 } MonoJumpInfoImtTramp;
1372 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1375 * Represents the method which is called when a virtual call is made to METHOD
1376 * on a receiver of type KLASS.
1379 /* Receiver class */
1381 /* Virtual method */
1383 } MonoJumpInfoVirtMethod;
1385 typedef struct MonoJumpInfo MonoJumpInfo;
1386 struct MonoJumpInfo {
1388 /* Relocation type for patching */
1396 MonoJumpInfoType type;
1398 gconstpointer target;
1399 #if SIZEOF_VOID_P == 8
1409 MonoClassField *field;
1413 MonoJumpInfoToken *token;
1414 MonoJumpInfoBBTable *table;
1415 MonoJumpInfoRgctxEntry *rgctx_entry;
1416 MonoJumpInfoImtTramp *imt_tramp;
1417 MonoJumpInfoGSharedVtCall *gsharedvt;
1418 MonoGSharedVtMethodInfo *gsharedvt_method;
1419 MonoMethodSignature *sig;
1420 MonoDelegateClassMethodPair *del_tramp;
1421 /* MONO_PATCH_INFO_VIRT_METHOD */
1422 MonoJumpInfoVirtMethod *virt_method;
1427 * Contains information for computing the
1428 * property given by INFO_TYPE of the runtime
1429 * object described by DATA.
1431 struct MonoJumpInfoRgctxEntry {
1434 MonoJumpInfo *data; /* describes the data to be loaded */
1435 MonoRgctxInfoType info_type;
1438 /* Contains information about a gsharedvt call */
1439 struct MonoJumpInfoGSharedVtCall {
1440 /* The original signature of the call */
1441 MonoMethodSignature *sig;
1442 /* The method which is called */
1447 MONO_TRAMPOLINE_JIT,
1448 MONO_TRAMPOLINE_JUMP,
1449 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1450 MONO_TRAMPOLINE_AOT,
1451 MONO_TRAMPOLINE_AOT_PLT,
1452 MONO_TRAMPOLINE_DELEGATE,
1453 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1454 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1455 MONO_TRAMPOLINE_VCALL,
1456 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1458 } MonoTrampolineType;
1460 /* These trampolines return normally to their caller */
1461 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1462 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1463 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1465 /* These trampolines receive an argument directly in a register */
1466 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1467 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1469 /* optimization flags */
1470 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1472 #include "optflags-def.h"
1477 * This structure represents a JIT backend.
1480 guint have_card_table_wb : 1;
1481 guint have_op_generic_class_init : 1;
1482 guint emulate_mul_div : 1;
1483 guint emulate_div : 1;
1484 guint emulate_long_shift_opts : 1;
1485 guint have_objc_get_selector : 1;
1486 guint have_generalized_imt_thunk : 1;
1487 guint have_tls_get : 1;
1488 guint have_tls_get_reg : 1;
1489 guint have_liverange_ops: 1;
1490 guint have_op_tail_call : 1;
1491 guint have_dummy_init : 1;
1492 guint gshared_supported : 1;
1493 guint use_fpstack : 1;
1495 guint need_got_var : 1;
1496 guint need_div_check : 1;
1497 guint no_unaligned_access : 1;
1498 int monitor_enter_adjustment;
1499 int dyn_call_param_area;
1502 /* Flags for mini_method_compile () */
1504 /* Whenever to run cctors during JITting */
1505 JIT_FLAG_RUN_CCTORS = (1 << 0),
1506 /* Whenever this is an AOT compilation */
1507 JIT_FLAG_AOT = (1 << 1),
1508 /* Whenever this is a full AOT compilation */
1509 JIT_FLAG_FULL_AOT = (1 << 2),
1510 /* Whenever to compile with LLVM */
1511 JIT_FLAG_LLVM = (1 << 3),
1512 /* Whenever to disable direct calls to direct calls to icall functions */
1513 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1514 /* Emit explicit null checks */
1515 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1516 /* Whenever to compile in llvm-only mode */
1517 JIT_FLAG_LLVM_ONLY = (1 << 6),
1520 /* Bit-fields in the MonoBasicBlock.region */
1521 #define MONO_REGION_TRY 0
1522 #define MONO_REGION_FINALLY 16
1523 #define MONO_REGION_CATCH 32
1524 #define MONO_REGION_FAULT 64 /* Currently unused */
1525 #define MONO_REGION_FILTER 128
1527 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1529 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1530 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1532 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1534 #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))))
1536 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1537 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1540 * Control Flow Graph and compilation unit information
1544 MonoMethodHeader *header;
1545 MonoMemPool *mempool;
1547 MonoMethodVar *vars;
1549 MonoBasicBlock *bb_entry;
1550 MonoBasicBlock *bb_exit;
1551 MonoBasicBlock *bb_init;
1552 MonoBasicBlock **bblocks;
1553 MonoBasicBlock **cil_offset_to_bb;
1554 MonoMemPool *state_pool; /* used by instruction selection */
1555 MonoBasicBlock *cbb; /* used by instruction selection */
1556 MonoInst *prev_ins; /* in decompose */
1557 MonoJumpInfo *patch_info;
1558 MonoJitInfo *jit_info;
1559 MonoJitDynamicMethodInfo *dynamic_info;
1560 guint num_bblocks, max_block_num;
1562 guint num_varinfo; /* used items in varinfo */
1563 guint varinfo_count; /* total storage in varinfo */
1566 gint cil_offset_to_bb_len;
1568 MonoSpillInfo *spill_info [16]; /* machine register spills */
1570 gint spill_info_len [16];
1571 /* unsigned char *cil_code; */
1572 MonoMethod *inlined_method; /* the method which is currently inlined */
1573 MonoInst *domainvar; /* a cache for the current domain */
1574 MonoInst *got_var; /* Global Offset Table variable */
1576 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1578 MonoType **arg_types;
1579 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1580 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1581 MonoGenericContext *generic_context;
1583 MonoBackend *backend;
1586 * This variable represents the hidden argument holding the vtype
1587 * return address. If the method returns something other than a vtype, or
1588 * the vtype is returned in registers this is NULL.
1590 MonoInst *vret_addr;
1593 * This is used to initialize the cil_code field of MonoInst's.
1595 const unsigned char *ip;
1597 struct MonoAliasingInformation *aliasing_info;
1599 /* A hashtable of region ID-> SP var mappings */
1600 /* An SP var is a place to store the stack pointer (used by handlers)*/
1603 /* A hashtable of region ID -> EX var mappings */
1604 /* An EX var stores the exception object passed to catch/filter blocks */
1607 GList *ldstr_list; /* used by AOT */
1612 GHashTable *cbb_hash;
1614 /* The current virtual register number */
1617 MonoGenericSharingContext gsctx;
1618 MonoGenericContext *gsctx_context;
1620 MonoGSharedVtMethodInfo *gsharedvt_info;
1622 /* Points to the gsharedvt locals area at runtime */
1623 MonoInst *gsharedvt_locals_var;
1625 /* The localloc instruction used to initialize gsharedvt_locals_var */
1626 MonoInst *gsharedvt_locals_var_ins;
1628 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1629 MonoInst *gsharedvt_info_var;
1631 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1632 MonoInst *orig_domain_var;
1635 MonoInst *lmf_addr_var;
1637 MonoInst *stack_inbalance_var;
1639 unsigned char *cil_start;
1640 #ifdef __native_client_codegen__
1641 /* this alloc is not aligned, native_code */
1642 /* is the 32-byte aligned version of this */
1643 unsigned char *native_code_alloc;
1645 unsigned char *native_code;
1651 regmask_t used_int_regs;
1653 guint32 prof_options;
1656 guint32 verbose_level;
1657 guint32 stack_usage;
1661 guint disable_aot : 1;
1662 guint disable_ssa : 1;
1663 guint disable_llvm : 1;
1664 guint enable_extended_bblocks : 1;
1665 guint run_cctors : 1;
1666 guint need_lmf_area : 1;
1667 guint compile_aot : 1;
1669 guint compile_llvm : 1;
1670 guint got_var_allocated : 1;
1671 guint ret_var_is_local : 1;
1672 guint ret_var_set : 1;
1673 guint unverifiable : 1;
1674 guint skip_visibility : 1;
1675 guint disable_reuse_registers : 1;
1676 guint disable_reuse_stack_slots : 1;
1677 guint disable_reuse_ref_stack_slots : 1;
1678 guint disable_ref_noref_stack_slot_share : 1;
1679 guint disable_initlocals_opt : 1;
1680 guint disable_initlocals_opt_refs : 1;
1681 guint disable_omit_fp : 1;
1682 guint disable_vreg_to_lvreg : 1;
1683 guint disable_deadce_vars : 1;
1684 guint disable_out_of_line_bblocks : 1;
1685 guint disable_direct_icalls : 1;
1686 guint disable_gc_safe_points : 1;
1687 guint create_lmf_var : 1;
1689 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1690 * instead of being generated in emit_prolog ()/emit_epilog ().
1694 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1695 * mono_lmf_addr TLS variable.
1697 guint lmf_ir_mono_lmf : 1;
1698 guint gen_write_barriers : 1;
1699 guint init_ref_vars : 1;
1700 guint extend_live_ranges : 1;
1701 guint compute_precise_live_ranges : 1;
1702 guint has_got_slots : 1;
1703 guint uses_rgctx_reg : 1;
1704 guint uses_vtable_reg : 1;
1705 guint uses_simd_intrinsics : 1;
1706 guint keep_cil_nops : 1;
1707 guint gen_seq_points : 1;
1708 /* Generate seq points for use by the debugger */
1709 guint gen_sdb_seq_points : 1;
1710 guint explicit_null_checks : 1;
1711 guint compute_gc_maps : 1;
1712 guint soft_breakpoints : 1;
1713 guint arch_eh_jit_info : 1;
1714 guint has_emulated_ops : 1;
1715 guint has_indirection : 1;
1716 guint has_atomic_add_i4 : 1;
1717 guint has_atomic_exchange_i4 : 1;
1718 guint has_atomic_cas_i4 : 1;
1719 guint check_pinvoke_callconv : 1;
1720 guint has_unwind_info_for_epilog : 1;
1721 guint disable_inline : 1;
1722 /* Disable inlining into caller */
1723 guint no_inline : 1;
1725 guint gsharedvt : 1;
1727 guint llvm_only : 1;
1729 gpointer debug_info;
1732 MonoProfileCoverageInfo *coverage_info;
1733 GHashTable *token_info_hash;
1734 MonoCompileArch arch;
1735 guint32 inline_depth;
1736 /* Size of memory reserved for thunks */
1740 /* Offset between the start of code and the thunks area */
1742 guint32 exception_type; /* MONO_EXCEPTION_* */
1743 guint32 exception_data;
1744 char* exception_message;
1745 gpointer exception_ptr;
1747 guint8 * encoded_unwind_ops;
1748 guint32 encoded_unwind_ops_len;
1753 /* Fields used by the local reg allocator */
1757 /* Maps vregs to their associated MonoInst's */
1758 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1759 MonoInst **vreg_to_inst;
1761 /* Size of above array */
1762 guint32 vreg_to_inst_len;
1764 /* Marks vregs which hold a GC ref */
1765 /* FIXME: Use a bitmap */
1766 gboolean *vreg_is_ref;
1768 /* Size of above array */
1769 guint32 vreg_is_ref_len;
1771 /* Marks vregs which hold a managed pointer */
1772 /* FIXME: Use a bitmap */
1773 gboolean *vreg_is_mp;
1775 /* Size of above array */
1776 guint32 vreg_is_mp_len;
1779 * The original method to compile, differs from 'method' when doing generic
1782 MonoMethod *orig_method;
1784 /* Patches which describe absolute addresses embedded into the native code */
1785 GHashTable *abs_patches;
1787 /* If the arch passes valuetypes by address, then for methods
1788 which use JMP the arch code should use these local
1789 variables to store the addresses of incoming valuetypes.
1790 The addresses should be stored in mono_arch_emit_prolog()
1791 and can be used when emitting code for OP_JMP. See
1793 MonoInst **tailcall_valuetype_addrs;
1795 /* Used to implement move_i4_to_f on archs that can't do raw
1796 copy between an ireg and a freg. This is an int32 var.*/
1797 MonoInst *iconv_raw_var;
1799 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1800 MonoInst *fconv_to_r8_x_var;
1802 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1803 MonoInst *simd_ctor_var;
1805 /* Used to implement dyn_call */
1806 MonoInst *dyn_call_var;
1809 * List of sequence points represented as IL offset+native offset pairs.
1810 * Allocated using glib.
1811 * IL offset can be -1 or 0xffffff to refer to the sequence points
1812 * inside the prolog and epilog used to implement method entry/exit events.
1814 GPtrArray *seq_points;
1816 /* The encoded sequence point info */
1817 struct MonoSeqPointInfo *seq_point_info;
1819 /* Method headers which need to be freed after compilation */
1820 GSList *headers_to_free;
1823 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1824 /* Symbol used to refer to this method in generated assembly */
1826 char *asm_debug_symbol;
1827 char *llvm_method_name;
1828 int castclass_cache_index;
1830 MonoJitExceptionInfo *llvm_ex_info;
1831 guint32 llvm_ex_info_len;
1832 int llvm_this_reg, llvm_this_offset;
1834 GSList *try_block_holes;
1836 /* DWARF location list for 'this' */
1837 GSList *this_loclist;
1839 /* DWARF location list for 'rgctx_var' */
1840 GSList *rgctx_loclist;
1842 int *gsharedvt_vreg_to_idx;
1848 /* The offsets of the locals area relative to the frame pointer */
1849 gint locals_min_stack_offset, locals_max_stack_offset;
1851 /* The current CFA rule */
1852 int cur_cfa_reg, cur_cfa_offset;
1854 /* The final CFA rule at the end of the prolog */
1855 int cfa_reg, cfa_offset;
1857 /* Points to a MonoCompileGC */
1861 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1862 * image etc, but it requires a 4 byte alignment.
1865 guint32 gc_map_size;
1867 /* Error handling */
1870 /* pointer to context datastructure used for graph dumping */
1871 MonoGraphDumper *gdump_ctx;
1874 int stat_allocate_var;
1875 int stat_locals_stack_size;
1876 int stat_basic_blocks;
1877 int stat_cil_code_size;
1879 int stat_inlineable_methods;
1880 int stat_inlined_methods;
1881 int stat_code_reallocs;
1885 MONO_CFG_HAS_ALLOCA = 1 << 0,
1886 MONO_CFG_HAS_CALLS = 1 << 1,
1887 MONO_CFG_HAS_LDELEMA = 1 << 2,
1888 MONO_CFG_HAS_VARARGS = 1 << 3,
1889 MONO_CFG_HAS_TAIL = 1 << 4,
1890 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1891 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1892 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1893 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1894 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1898 gint32 methods_compiled;
1900 gint32 methods_lookups;
1901 gint32 allocate_var;
1902 gint32 cil_code_size;
1903 gint32 native_code_size;
1904 gint32 code_reallocs;
1905 gint32 max_code_size_ratio;
1906 gint32 biggest_method_size;
1907 gint32 allocated_code_size;
1908 gint32 allocated_seq_points_size;
1909 gint32 inlineable_methods;
1910 gint32 inlined_methods;
1911 gint32 basic_blocks;
1912 gint32 max_basic_blocks;
1913 gint32 locals_stack_size;
1915 gint32 generic_virtual_invocations;
1917 gint32 alias_removed;
1918 gint32 loads_eliminated;
1919 gint32 stores_eliminated;
1920 int methods_with_llvm;
1921 int methods_without_llvm;
1922 char *max_ratio_method;
1923 char *biggest_method;
1924 double jit_method_to_ir;
1925 double jit_liveness_handle_exception_clauses;
1926 double jit_handle_out_of_line_bblock;
1927 double jit_decompose_long_opts;
1928 double jit_decompose_typechecks;
1929 double jit_local_cprop;
1930 double jit_local_emulate_ops;
1931 double jit_optimize_branches;
1932 double jit_handle_global_vregs;
1933 double jit_local_deadce;
1934 double jit_local_alias_analysis;
1935 double jit_if_conversion;
1936 double jit_bb_ordering;
1937 double jit_compile_dominator_info;
1938 double jit_compute_natural_loops;
1939 double jit_insert_safepoints;
1940 double jit_ssa_compute;
1941 double jit_ssa_cprop;
1942 double jit_ssa_deadce;
1943 double jit_perform_abc_removal;
1944 double jit_ssa_remove;
1945 double jit_local_cprop2;
1946 double jit_handle_global_vregs2;
1947 double jit_local_deadce2;
1948 double jit_optimize_branches2;
1949 double jit_decompose_vtype_opts;
1950 double jit_decompose_array_access_opts;
1951 double jit_liveness_handle_exception_clauses2;
1952 double jit_analyze_liveness;
1953 double jit_linear_scan;
1954 double jit_arch_allocate_vars;
1955 double jit_spill_global_vars;
1956 double jit_local_cprop3;
1957 double jit_local_deadce3;
1959 double jit_create_jit_info;
1960 double jit_gc_create_gc_map;
1961 double jit_save_seq_point_info;
1966 extern MonoJitStats mono_jit_stats;
1968 /* opcodes: value assigned after all the CIL opcodes */
1975 #define MINI_OP(a,b,dest,src1,src2) a,
1976 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1978 OP_START = MONO_CEE_LAST - 1,
1979 #include "mini-ops.h"
1985 #if SIZEOF_VOID_P == 8
1986 #define OP_PCONST OP_I8CONST
1987 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1988 #define OP_PADD OP_LADD
1989 #define OP_PADD_IMM OP_LADD_IMM
1990 #define OP_PSUB_IMM OP_LSUB_IMM
1991 #define OP_PAND_IMM OP_LAND_IMM
1992 #define OP_PXOR_IMM OP_LXOR_IMM
1993 #define OP_PSUB OP_LSUB
1994 #define OP_PMUL OP_LMUL
1995 #define OP_PMUL_IMM OP_LMUL_IMM
1996 #define OP_PNEG OP_LNEG
1997 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1998 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1999 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
2000 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
2001 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
2002 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
2003 #define OP_PBEQ OP_LBEQ
2004 #define OP_PCEQ OP_LCEQ
2005 #define OP_PBNE_UN OP_LBNE_UN
2006 #define OP_PBGE_UN OP_LBGE_UN
2007 #define OP_PBLT_UN OP_LBLT_UN
2008 #define OP_PBGE OP_LBGE
2009 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2010 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2012 #define OP_PCONST OP_ICONST
2013 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2014 #define OP_PADD OP_IADD
2015 #define OP_PADD_IMM OP_IADD_IMM
2016 #define OP_PSUB_IMM OP_ISUB_IMM
2017 #define OP_PAND_IMM OP_IAND_IMM
2018 #define OP_PXOR_IMM OP_IXOR_IMM
2019 #define OP_PSUB OP_ISUB
2020 #define OP_PMUL OP_IMUL
2021 #define OP_PMUL_IMM OP_IMUL_IMM
2022 #define OP_PNEG OP_INEG
2023 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2024 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2025 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2026 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2027 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2028 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2029 #define OP_PBEQ OP_IBEQ
2030 #define OP_PCEQ OP_ICEQ
2031 #define OP_PBNE_UN OP_IBNE_UN
2032 #define OP_PBGE_UN OP_IBGE_UN
2033 #define OP_PBLT_UN OP_IBLT_UN
2034 #define OP_PBGE OP_IBGE
2035 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2036 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2039 /* Opcodes to load/store regsize quantities */
2040 #if defined (__mono_ilp32__)
2041 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2042 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2044 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2045 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2072 #if HAVE_ARRAY_ELEM_INIT
2073 extern const guint8 mono_burg_arity [];
2075 extern guint8 mono_burg_arity [];
2078 extern const char MONO_ARCH_CPU_SPEC [];
2079 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2080 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2081 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2082 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2087 MONO_COMP_DFRONTIER = 4,
2088 MONO_COMP_DOM_REV = 8,
2089 MONO_COMP_LIVENESS = 16,
2091 MONO_COMP_SSA_DEF_USE = 64,
2092 MONO_COMP_REACHABILITY = 128,
2093 MONO_COMP_LOOPS = 256
2098 MONO_GRAPH_DTREE = 2,
2099 MONO_GRAPH_CFG_CODE = 4,
2100 MONO_GRAPH_CFG_SSA = 8,
2101 MONO_GRAPH_CFG_OPTCODE = 16
2108 } MonoJitArgumentInfo;
2111 gboolean handle_sigint;
2112 gboolean keep_delegates;
2113 gboolean reverse_pinvoke_exceptions;
2114 gboolean collect_pagefault_stats;
2115 gboolean break_on_unverified;
2116 gboolean better_cast_details;
2117 gboolean mdb_optimizations;
2118 gboolean no_gdb_backtrace;
2119 gboolean suspend_on_sigsegv;
2120 gboolean suspend_on_exception;
2121 gboolean suspend_on_unhandled;
2122 gboolean dyn_runtime_invoke;
2124 gboolean arm_use_fallback_tls;
2126 * Whenever data such as next sequence points and flags is required.
2127 * Next sequence points and flags are required by the debugger agent.
2129 gboolean gen_sdb_seq_points;
2130 gboolean no_seq_points_compact_data;
2132 * Setting single_imm_size should guarantee that each time managed code is compiled
2133 * the same instructions and registers are used, regardless of the size of used values.
2135 gboolean single_imm_size;
2136 gboolean explicit_null_checks;
2138 * Fill stack frames with 0x2a in method prologs. This helps with the
2139 * debugging of the stack marking code in the GC.
2141 gboolean init_stacks;
2144 * Whenever to implement single stepping and breakpoints without signals in the
2145 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2146 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2149 gboolean soft_breakpoints;
2151 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2153 gboolean break_on_exc;
2155 * Load AOT JIT info eagerly.
2157 gboolean load_aot_jit_info_eagerly;
2159 * Check for pinvoke calling convention mismatches.
2161 gboolean check_pinvoke_callconv;
2163 * Translate Debugger.Break () into a native breakpoint signal
2165 gboolean native_debugger_break;
2167 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2168 * identify the stack on some platforms
2170 gboolean disable_omit_fp;
2198 /* Implicit exceptions */
2200 MONO_EXC_INDEX_OUT_OF_RANGE,
2202 MONO_EXC_ARITHMETIC,
2203 MONO_EXC_DIVIDE_BY_ZERO,
2204 MONO_EXC_INVALID_CAST,
2206 MONO_EXC_ARRAY_TYPE_MISMATCH,
2208 MONO_EXC_INTRINS_NUM
2212 MINI_TOKEN_SOURCE_CLASS,
2213 MINI_TOKEN_SOURCE_METHOD,
2214 MINI_TOKEN_SOURCE_FIELD
2218 * Information about a trampoline function.
2223 * The native code of the trampoline. Not owned by this structure.
2228 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2233 * Patches required by the trampoline when aot-ing. Owned by this structure.
2237 * Unwind information. Owned by this structure.
2242 * Encoded unwind info loaded from AOT images
2245 guint32 uw_info_len;
2248 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2251 FILTER_IL_SEQ_POINT = 1 << 0,
2252 FILTER_NOP = 1 << 1,
2255 static inline gboolean
2256 mono_inst_filter (MonoInst *ins, int filter)
2258 if (!ins || !filter)
2261 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2264 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2270 static inline MonoInst*
2271 mono_inst_next (MonoInst *ins, int filter)
2275 } while (mono_inst_filter (ins, filter));
2280 static inline MonoInst*
2281 mono_inst_prev (MonoInst *ins, int filter)
2285 } while (mono_inst_filter (ins, filter));
2290 static inline MonoInst*
2291 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2293 MonoInst *ins = bb->code;
2294 if (mono_inst_filter (ins, filter))
2295 ins = mono_inst_next (ins, filter);
2300 static inline MonoInst*
2301 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2303 MonoInst *ins = bb->last_ins;
2304 if (mono_inst_filter (ins, filter))
2305 ins = mono_inst_prev (ins, filter);
2311 MONO_API int mono_main (int argc, char* argv[]);
2312 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2313 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2314 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2316 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2317 void mini_cleanup (MonoDomain *domain);
2318 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2319 MONO_API gboolean mini_parse_debug_option (const char *option);
2322 void mono_cfg_dump_create_context (MonoCompile *cfg);
2323 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2324 void mono_cfg_dump_close_group (MonoCompile *cfg);
2325 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2327 /* helper methods */
2328 void mini_jit_init (void);
2329 void mini_jit_cleanup (void);
2330 void mono_disable_optimizations (guint32 opts);
2331 void mono_set_optimizations (guint32 opts);
2332 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2333 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2334 char* mono_opt_descr (guint32 flags);
2335 void mono_set_verbose_level (guint32 level);
2336 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2337 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2338 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2339 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2340 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2342 void mono_precompile_assemblies (void);
2343 MONO_API int mono_parse_default_optimizations (const char* p);
2344 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2345 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2346 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2347 void mono_verify_bblock (MonoBasicBlock *bb);
2348 void mono_verify_cfg (MonoCompile *cfg);
2349 void mono_constant_fold (MonoCompile *cfg);
2350 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2351 int mono_eval_cond_branch (MonoInst *branch);
2352 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2353 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2354 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2355 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2356 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2357 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2358 MonoType* mono_type_from_stack_type (MonoInst *ins);
2359 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2360 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2361 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2362 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2363 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2364 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2365 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2366 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2367 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2368 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2370 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2371 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2372 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2373 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2374 void mono_nullify_basic_block (MonoBasicBlock *bb);
2375 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2376 void mono_optimize_branches (MonoCompile *cfg);
2378 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2379 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2380 void mono_print_ji (const MonoJumpInfo *ji);
2381 void mono_print_ins_index (int i, MonoInst *ins);
2382 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2383 void mono_print_ins (MonoInst *ins);
2384 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2385 void mono_print_code (MonoCompile *cfg, const char *msg);
2386 MONO_API void mono_print_method_from_ip (void *ip);
2387 MONO_API char *mono_pmip (void *ip);
2388 gboolean mono_debug_count (void);
2389 MONO_API const char* mono_inst_name (int op);
2390 int mono_op_to_op_imm (int opcode);
2391 int mono_op_imm_to_op (int opcode);
2392 int mono_load_membase_to_load_mem (int opcode);
2393 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2394 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2395 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2396 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2397 guint32 mono_reverse_branch_op (guint32 opcode);
2398 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2399 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2400 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2401 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2402 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2403 guint mono_patch_info_hash (gconstpointer data);
2404 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2405 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2406 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2407 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2408 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2409 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2410 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2411 MonoLMF * mono_get_lmf (void);
2412 MonoLMF** mono_get_lmf_addr (void);
2413 void mono_set_lmf (MonoLMF *lmf);
2414 MonoJitTlsData* mono_get_jit_tls (void);
2415 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2416 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2417 gint32 mono_get_jit_tls_offset (void);
2418 gint32 mono_get_lmf_tls_offset (void);
2419 gint32 mono_get_lmf_addr_tls_offset (void);
2420 int mini_get_tls_offset (MonoTlsKey key);
2421 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2422 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2423 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2424 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2425 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2426 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2427 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2428 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2429 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2430 void mono_analyze_liveness (MonoCompile *cfg);
2431 void mono_analyze_liveness_gc (MonoCompile *cfg);
2432 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2433 void mono_global_regalloc (MonoCompile *cfg);
2434 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2435 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2436 void mono_destroy_compile (MonoCompile *cfg);
2437 void mono_empty_compile (MonoCompile *cfg);
2438 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2439 void mono_print_ins_index (int i, MonoInst *ins);
2440 void mono_print_ins (MonoInst *ins);
2441 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2442 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2443 MonoInst *mono_get_got_var (MonoCompile *cfg);
2444 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2445 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2446 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2447 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2448 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2449 void mono_create_helper_signatures (void);
2451 gboolean mini_class_is_system_array (MonoClass *klass);
2452 MonoMethodSignature *mono_get_element_address_signature (int arity);
2453 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2454 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2456 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2457 void mono_linterval_print (MonoLiveInterval *interval);
2458 void mono_linterval_print_nl (MonoLiveInterval *interval);
2459 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2460 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2461 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2462 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2464 /* Native Client functions */
2465 gpointer mono_realloc_native_code(MonoCompile *cfg);
2467 #if defined(__native_client__) || defined(__native_client_codegen__)
2468 extern volatile int __nacl_thread_suspension_needed;
2469 void __nacl_suspend_thread_if_needed(void);
2470 void mono_nacl_gc(void);
2473 extern MonoDebugOptions debug_options;
2475 static inline MonoMethod*
2476 jinfo_get_method (MonoJitInfo *ji)
2478 return mono_jit_info_get_method (ji);
2482 void mono_aot_init (void);
2483 void mono_aot_cleanup (void);
2484 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2485 MonoMethod *method, MonoError *error);
2486 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2487 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2488 guint8* mono_aot_get_plt_entry (guint8 *code);
2489 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2490 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2491 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2492 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2493 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2494 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2495 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2496 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2497 gpointer mono_aot_get_trampoline (const char *name);
2498 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2499 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2500 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2501 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2502 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2503 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2504 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2505 guint32 mono_aot_method_hash (MonoMethod *method);
2506 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2507 void mono_aot_set_make_unreadable (gboolean unreadable);
2508 gboolean mono_aot_is_pagefault (void *ptr);
2509 void mono_aot_handle_pagefault (void *ptr);
2510 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2511 guint32 mono_aot_find_method_index (MonoMethod *method);
2512 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2513 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2514 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2515 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2517 /* This is an exported function */
2518 MONO_API void mono_aot_register_module (gpointer *aot_info);
2520 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2522 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2523 * passed to the free function.
2525 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2527 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2528 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2530 void mono_xdebug_init (const char *xdebug_opts);
2531 void mono_save_xdebug_info (MonoCompile *cfg);
2532 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2533 /* This is an exported function */
2534 void mono_xdebug_flush (void);
2536 gboolean mono_method_blittable (MonoMethod *method);
2537 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2539 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2540 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2541 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2542 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2544 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2546 int mono_find_method_opcode (MonoMethod *method);
2547 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2548 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2549 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2550 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2552 void mono_trampolines_init (void);
2553 void mono_trampolines_cleanup (void);
2554 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2555 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2556 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2558 gboolean add_sync_wrapper,
2560 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2561 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2562 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2563 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2564 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2565 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2566 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2567 gpointer mono_create_monitor_enter_trampoline (void);
2568 gpointer mono_create_monitor_enter_v4_trampoline (void);
2569 gpointer mono_create_monitor_exit_trampoline (void);
2570 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2571 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2572 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2573 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2574 #ifndef DISABLE_REMOTING
2575 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2577 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2578 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2580 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2582 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2583 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2584 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2585 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2586 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2587 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2588 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2589 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2590 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2591 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2592 gpointer mini_get_nullified_class_init_trampoline (void);
2593 gpointer mini_get_single_step_trampoline (void);
2594 gpointer mini_get_breakpoint_trampoline (void);
2595 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2596 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2597 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2598 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2599 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2601 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2603 gboolean mono_running_on_valgrind (void);
2604 void* mono_global_codeman_reserve (int size);
2605 const char *mono_regname_full (int reg, int bank);
2606 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2607 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2608 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2609 void mono_remove_critical_edges (MonoCompile *cfg);
2610 gboolean mono_is_regsize_var (MonoType *t);
2611 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2612 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2613 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2614 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2615 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2616 CompRelation mono_negate_cond (CompRelation cond);
2617 int mono_op_imm_to_op (int opcode);
2618 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2619 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2620 MonoUnwindOp *mono_create_unwind_op (int when,
2623 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2626 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2627 void mono_tramp_info_free (MonoTrampInfo *info);
2628 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2629 int mini_exception_id_by_name (const char *name);
2630 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2632 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2633 MonoInst *return_var, MonoInst **inline_args,
2634 guint inline_offset, gboolean is_virtual_call);
2636 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2637 void mono_decompose_long_opts (MonoCompile *cfg);
2638 void mono_decompose_vtype_opts (MonoCompile *cfg);
2639 void mono_decompose_array_access_opts (MonoCompile *cfg);
2640 void mono_decompose_soft_float (MonoCompile *cfg);
2641 void mono_local_emulate_ops (MonoCompile *cfg);
2642 void mono_handle_global_vregs (MonoCompile *cfg);
2643 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2644 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2645 void mono_if_conversion (MonoCompile *cfg);
2648 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2649 void mini_init_delegate (MonoDelegate *del);
2650 char* mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset);
2651 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2653 /* methods that must be provided by the arch-specific port */
2654 void mono_arch_init (void);
2655 void mono_arch_finish_init (void);
2656 void mono_arch_cleanup (void);
2657 void mono_arch_cpu_init (void);
2658 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2659 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2660 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2661 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2662 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2663 void mono_codegen (MonoCompile *cfg);
2664 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2665 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2666 const char *mono_arch_regname (int reg);
2667 const char *mono_arch_fregname (int reg);
2668 void mono_arch_exceptions_init (void);
2669 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2670 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2671 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2672 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2673 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2674 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2675 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2676 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2677 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2678 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2679 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2680 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2681 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2682 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2683 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2684 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2685 void mono_arch_flush_icache (guint8 *code, gint size);
2686 int mono_arch_max_epilog_size (MonoCompile *cfg);
2687 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2688 void mono_arch_emit_epilog (MonoCompile *cfg);
2689 void mono_arch_emit_exceptions (MonoCompile *cfg);
2690 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2691 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2692 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2693 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2694 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2695 void mono_arch_fill_argument_info (MonoCompile *cfg);
2696 void mono_arch_allocate_vars (MonoCompile *m);
2697 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2698 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2699 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2700 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2701 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2702 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2703 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2704 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2705 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2706 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2707 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2708 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2709 GSList* mono_arch_get_delegate_invoke_impls (void);
2710 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2711 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2712 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2713 GSList* mono_arch_get_cie_program (void);
2714 void mono_arch_set_target (char *mtriple);
2715 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2716 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2717 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2718 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2719 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2720 int mono_arch_translate_tls_offset (int offset);
2721 gboolean mono_arch_opcode_supported (int opcode);
2722 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2724 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2725 gboolean mono_arch_is_soft_float (void);
2727 static inline MONO_ALWAYS_INLINE gboolean
2728 mono_arch_is_soft_float (void)
2734 /* Soft Debug support */
2735 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2736 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2737 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2738 void mono_arch_start_single_stepping (void);
2739 void mono_arch_stop_single_stepping (void);
2740 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2741 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2742 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2743 void mono_arch_skip_single_step (MonoContext *ctx);
2744 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2745 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2749 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2750 MonoJitInfo *ji, MonoContext *ctx,
2751 MonoContext *new_ctx, MonoLMF **lmf,
2752 mgreg_t **save_locations,
2753 StackFrameInfo *frame_info);
2754 gpointer mono_arch_get_throw_exception_by_name (void);
2755 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2756 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2757 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2758 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2759 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2760 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2761 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2762 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2763 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2764 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2765 gpointer mono_arch_ip_from_context (void *sigctx);
2766 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2767 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2768 void mono_arch_flush_register_windows (void);
2769 gboolean mono_arch_is_inst_imm (gint64 imm);
2770 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2771 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2772 guint32 mono_arch_get_patch_offset (guint8 *code);
2773 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2774 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2775 void mono_arch_save_unwind_info (MonoCompile *cfg);
2776 void mono_arch_register_lowlevel_calls (void);
2777 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2778 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2779 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2780 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2781 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2782 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2783 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2784 int mono_arch_get_this_arg_reg (guint8 *code);
2785 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2786 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2787 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2788 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2789 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2790 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2791 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2792 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2793 guint8* mono_arch_get_call_target (guint8 *code);
2794 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2795 GSList *mono_arch_get_trampolines (gboolean aot);
2797 /* Handle block guard */
2798 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2799 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2800 gpointer mono_create_handler_block_trampoline (void);
2801 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2803 /*New interruption machinery */
2805 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2808 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2811 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2814 /* Exception handling */
2815 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2817 void mono_exceptions_init (void);
2818 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2819 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2820 MONO_API void mono_print_thread_dump (void *sigctx);
2821 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2822 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2823 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2824 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2825 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2826 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2827 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2828 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2830 void mono_setup_altstack (MonoJitTlsData *tls);
2831 void mono_free_altstack (MonoJitTlsData *tls);
2832 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2833 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2834 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2835 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2837 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);
2839 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2840 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2841 void mono_restore_context (MonoContext *ctx);
2842 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2843 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2844 void mono_llvm_rethrow_exception (MonoObject *ex);
2845 void mono_llvm_throw_exception (MonoObject *ex);
2846 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2847 void mono_llvm_resume_exception (void);
2848 void mono_llvm_clear_exception (void);
2849 MonoObject *mono_llvm_load_exception (void);
2850 void mono_llvm_reset_exception (void);
2851 void mono_llvm_raise_exception (MonoException *e);
2852 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2855 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2856 MonoJitInfo *prev_ji, MonoContext *ctx,
2857 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2858 mgreg_t **save_locations,
2859 StackFrameInfo *frame);
2861 gpointer mono_get_throw_exception (void);
2862 gpointer mono_get_rethrow_exception (void);
2863 gpointer mono_get_call_filter (void);
2864 gpointer mono_get_restore_context (void);
2865 gpointer mono_get_throw_exception_by_name (void);
2866 gpointer mono_get_throw_corlib_exception (void);
2867 gpointer mono_get_throw_exception_addr (void);
2868 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2869 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2870 MonoReflectionMethod **method,
2871 gint32 *iloffset, gint32 *native_offset,
2872 MonoString **file, gint32 *line, gint32 *column);
2873 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2875 void mono_decompose_typechecks (MonoCompile *cfg);
2876 /* Dominator/SSA methods */
2877 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2878 void mono_compute_natural_loops (MonoCompile *cfg);
2879 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2880 void mono_ssa_compute (MonoCompile *cfg);
2881 void mono_ssa_remove (MonoCompile *cfg);
2882 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2883 void mono_ssa_cprop (MonoCompile *cfg);
2884 void mono_ssa_deadce (MonoCompile *cfg);
2885 void mono_ssa_strength_reduction (MonoCompile *cfg);
2886 void mono_free_loop_info (MonoCompile *cfg);
2887 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2889 void mono_ssa_compute2 (MonoCompile *cfg);
2890 void mono_ssa_remove2 (MonoCompile *cfg);
2891 void mono_ssa_cprop2 (MonoCompile *cfg);
2892 void mono_ssa_deadce2 (MonoCompile *cfg);
2894 /* debugging support */
2895 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2896 guint32 breakpoint_id);
2897 void mono_debug_open_method (MonoCompile *cfg);
2898 void mono_debug_close_method (MonoCompile *cfg);
2899 void mono_debug_free_method (MonoCompile *cfg);
2900 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2901 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2902 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2903 void mono_debug_add_aot_method (MonoDomain *domain,
2904 MonoMethod *method, guint8 *code_start,
2905 guint8 *debug_info, guint32 debug_info_len);
2906 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2907 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2909 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2912 MonoTraceSpec *mono_trace_parse_options (const char *options);
2913 void mono_trace_set_assembly (MonoAssembly *assembly);
2914 gboolean mono_trace_eval (MonoMethod *method);
2917 mono_perform_abc_removal (MonoCompile *cfg);
2919 mono_perform_abc_removal (MonoCompile *cfg);
2921 mono_perform_ssapre (MonoCompile *cfg);
2923 mono_local_cprop (MonoCompile *cfg);
2925 mono_local_cprop (MonoCompile *cfg);
2927 mono_local_deadce (MonoCompile *cfg);
2929 mono_local_alias_analysis (MonoCompile *cfg);
2931 /* Generic sharing */
2934 mono_set_generic_sharing_supported (gboolean supported);
2937 mono_set_generic_sharing_vt_supported (gboolean supported);
2940 mono_set_partial_sharing_supported (gboolean supported);
2943 mono_class_generic_sharing_enabled (MonoClass *klass);
2946 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2949 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2951 MonoMethodRuntimeGenericContext*
2952 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2955 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2958 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2961 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2964 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2967 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2968 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2971 mono_method_construct_object_context (MonoMethod *method);
2974 mono_method_get_declaring_generic_method (MonoMethod *method);
2977 mono_generic_context_check_used (MonoGenericContext *context);
2980 mono_class_check_context_used (MonoClass *klass);
2983 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
2986 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
2989 mono_method_is_generic_impl (MonoMethod *method);
2992 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
2995 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
2998 mini_class_is_generic_sharable (MonoClass *klass);
3002 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3005 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3008 mini_is_gsharedvt_gparam (MonoType *t);
3010 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3012 int mono_method_check_context_used (MonoMethod *method);
3014 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3016 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3017 guint32 token, guint32 token_source, guint32 rgctx_type,
3018 gint32 rgctx_index);
3020 void mono_generic_sharing_init (void);
3021 void mono_generic_sharing_cleanup (void);
3023 MonoClass* mini_class_get_container_class (MonoClass *klass);
3024 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3026 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3027 MonoType* mini_type_get_underlying_type (MonoType *type);
3028 MonoMethod* mini_get_shared_method (MonoMethod *method);
3029 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3030 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3031 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3032 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3034 int mini_type_stack_size (MonoType *t, int *align);
3035 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3036 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3037 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3039 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3041 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3042 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3044 #define MONO_TIME_TRACK(a, phase) \
3046 GTimer *timer = mono_time_track_start (); \
3048 mono_time_track_end (&(a), timer); \
3051 GTimer *mono_time_track_start (void);
3052 void mono_time_track_end (double *time, GTimer *timer);
3054 void mono_update_jit_stats (MonoCompile *cfg);
3056 gboolean mini_type_is_reference (MonoType *type);
3057 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3058 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3059 gboolean mini_is_gsharedvt_type (MonoType *t);
3060 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3061 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3062 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3063 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3064 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3065 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3066 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3067 gpointer mini_method_get_rgctx (MonoMethod *m);
3068 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3070 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3071 gint32 vcall_offset, gboolean calli);
3072 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3073 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3074 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3075 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3080 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3083 SIMD_VERSION_SSE1 = 1 << 0,
3084 SIMD_VERSION_SSE2 = 1 << 1,
3085 SIMD_VERSION_SSE3 = 1 << 2,
3086 SIMD_VERSION_SSSE3 = 1 << 3,
3087 SIMD_VERSION_SSE41 = 1 << 4,
3088 SIMD_VERSION_SSE42 = 1 << 5,
3089 SIMD_VERSION_SSE4a = 1 << 6,
3090 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3091 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3092 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3095 /* this value marks the end of the bit indexes used in
3098 SIMD_VERSION_INDEX_END = 6
3113 SIMD_PREFETCH_MODE_NTA,
3114 SIMD_PREFETCH_MODE_0,
3115 SIMD_PREFETCH_MODE_1,
3116 SIMD_PREFETCH_MODE_2,
3119 const char *mono_arch_xregname (int reg);
3120 void mono_simd_simplify_indirection (MonoCompile *cfg);
3121 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3122 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3123 void mono_simd_intrinsics_init (void);
3125 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3126 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3129 #define XDEBUG_ENABLED 1
3133 /* maybe enable also for other systems? */
3134 #define ENABLE_JIT_MAP 1
3135 void mono_enable_jit_map (void);
3136 void mono_emit_jit_map (MonoJitInfo *jinfo);
3137 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3138 gboolean mono_jit_map_is_enabled (void);
3140 #define mono_enable_jit_map()
3141 #define mono_emit_jit_map(ji)
3142 #define mono_emit_jit_tramp(s,z,d)
3143 #define mono_jit_map_is_enabled() (0)
3147 * Per-OS implementation functions.
3149 void mono_runtime_install_handlers (void);
3150 void mono_runtime_cleanup_handlers (void);
3151 void mono_runtime_setup_stat_profiler (void);
3152 void mono_runtime_shutdown_stat_profiler (void);
3153 void mono_runtime_posix_install_handlers (void);
3154 pid_t mono_runtime_syscall_fork (void);
3155 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3157 void mono_cross_helpers_run (void);
3163 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3164 // Signal handlers not available
3165 #define MONO_ARCH_NEED_DIV_CHECK 1
3168 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3169 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3170 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3171 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3172 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3174 #ifndef MONO_ARCH_HAVE_TLS_GET
3175 #define MONO_ARCH_HAVE_TLS_GET 0
3178 #ifdef MONO_ARCH_VARARG_ICALLS
3179 #define ARCH_VARARG_ICALLS 1
3181 #define ARCH_VARARG_ICALLS 0
3185 * Native unwinder integration
3187 void mono_exception_native_unwind (void *ctx, MONO_SIG_HANDLER_INFO_TYPE *info);
3190 * Coop support for trampolines
3192 void mono_interruption_checkpoint_from_trampoline (void);
3194 #endif /* __MONO_MINI_H__ */