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-tls.h>
35 #include <mono/utils/atomic.h>
36 #include <mono/utils/mono-conc-hashtable.h>
37 #include <mono/utils/mono-signal-handler.h>
39 #include "mini-arch.h"
41 #include "mini-unwind.h"
44 #include "mono/metadata/class-internals.h"
45 #include "mono/metadata/domain-internals.h"
46 #include "mono/metadata/object.h"
47 #include "mono/metadata/tabledefs.h"
48 #include "mono/metadata/marshal.h"
49 #include "mono/metadata/security-manager.h"
50 #include "mono/metadata/exception.h"
51 #include "mono/utils/mono-compiler.h"
53 #ifdef __native_client_codegen__
54 #include <nacl/nacl_dyncode.h>
59 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
60 * can be linked into both mono and mono-sgen.
62 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
63 #error "The code in mini/ should not depend on these defines."
67 /*#define __alignof__(a) sizeof(a)*/
68 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
72 #define MINI_DEBUG(level,limit,code)
74 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
77 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS) && defined(__GNUC__)
78 #define MONO_SUPPORT_TASKLETS 1
82 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
83 #define LLVM_ENABLED TRUE
85 #define COMPILE_LLVM(cfg) (0)
86 #define LLVM_ENABLED FALSE
89 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
90 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
92 #define COMPILE_SOFT_FLOAT(cfg) (0)
95 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
97 /* for 32 bit systems */
98 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
99 #define MINI_LS_WORD_IDX 0
100 #define MINI_MS_WORD_IDX 1
102 #define MINI_LS_WORD_IDX 1
103 #define MINI_MS_WORD_IDX 0
105 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
106 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
107 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
108 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
110 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
111 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
114 #define MONO_USE_AOT_COMPILER
117 /* Version number of the AOT file format */
118 #define MONO_AOT_FILE_VERSION 133
120 //TODO: This is x86/amd64 specific.
121 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
123 /* Remap printf to g_print (we use a mix of these in the mini code) */
124 #ifdef PLATFORM_ANDROID
125 #define printf g_print
128 #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)))))
130 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
132 /* Constants used to encode different types of methods in AOT */
134 MONO_AOT_METHODREF_MIN = 240,
135 /* Image index bigger than METHODREF_MIN */
136 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
137 /* Runtime provided methods on arrays */
138 MONO_AOT_METHODREF_ARRAY = 250,
139 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
141 MONO_AOT_METHODREF_WRAPPER = 252,
142 /* Methods on generic instances */
143 MONO_AOT_METHODREF_GINST = 253,
144 /* Methods resolve using a METHODSPEC token */
145 MONO_AOT_METHODREF_METHODSPEC = 254,
148 /* Constants used to encode different types of types in AOT */
151 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
152 /* typedef index + image index */
153 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
155 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
157 MONO_AOT_TYPEREF_GINST = 4,
158 /* type/method variable */
159 MONO_AOT_TYPEREF_VAR = 5,
161 MONO_AOT_TYPEREF_ARRAY = 6,
162 /* blob index of the type encoding */
163 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
165 MONO_AOT_TYPEREF_PTR = 8
168 /* Trampolines which we have a lot of */
170 MONO_AOT_TRAMP_SPECIFIC = 0,
171 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
172 MONO_AOT_TRAMP_IMT_THUNK = 2,
173 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
174 MONO_AOT_TRAMP_NUM = 4
178 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
179 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
180 MONO_AOT_FILE_FLAG_DEBUG = 4,
181 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
182 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
183 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
184 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
189 MONO_AOT_TABLE_IMAGE_TABLE,
190 MONO_AOT_TABLE_CLASS_NAME,
191 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
192 MONO_AOT_TABLE_EX_INFO_OFFSETS,
193 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
194 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
195 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
196 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
197 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
201 /* This structure is stored in the AOT file */
202 typedef struct MonoAotFileInfo
204 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
209 /* All the pointers should be at the start to avoid alignment problems */
211 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
212 /* Global Offset Table for JITted code */
214 /* Global Offset Table for LLVM code */
216 /* Mono EH Frame created by llc when using LLVM */
217 gpointer mono_eh_frame;
218 /* Points to the get_method () function in the LLVM image or NULL */
219 gpointer llvm_get_method;
220 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
221 gpointer llvm_get_unbox_tramp;
222 gpointer jit_code_start;
223 gpointer jit_code_end;
224 gpointer method_addresses;
227 gpointer class_name_table;
228 gpointer class_info_offsets;
229 gpointer method_info_offsets;
230 gpointer ex_info_offsets;
231 gpointer extra_method_info_offsets;
232 gpointer extra_method_table;
233 gpointer got_info_offsets;
234 gpointer llvm_got_info_offsets;
235 gpointer image_table;
237 /* The GUID of the assembly which the AOT image was generated from */
238 gpointer assembly_guid;
240 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
243 gpointer runtime_version;
244 /* Blocks of various kinds of trampolines */
245 gpointer specific_trampolines;
246 gpointer static_rgctx_trampolines;
248 gpointer gsharedvt_arg_trampolines;
249 /* In static mode, points to a table of global symbols for trampolines etc */
251 /* Points to a string containing the assembly name*/
252 gpointer assembly_name;
253 /* Start of Mono's Program Linkage Table */
255 /* End of Mono's Program Linkage Table */
257 gpointer unwind_info;
258 /* Points to a table mapping methods to their unbox trampolines */
259 gpointer unbox_trampolines;
260 /* Points to the end of the previous table */
261 gpointer unbox_trampolines_end;
262 /* Points to a table of unbox trampoline addresses/offsets */
263 gpointer unbox_trampoline_addresses;
264 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
267 /* The index of the first GOT slot used by the PLT */
268 guint32 plt_got_offset_base;
269 /* Number of entries in the GOT */
271 /* Number of entries in the PLT */
273 /* Number of methods */
275 /* A union of MonoAotFileFlags */
277 /* Optimization flags used to compile the module */
279 /* SIMD flags used to compile the module */
281 /* Index of the blob entry holding the GC used by this module */
282 gint32 gc_name_index;
283 guint32 num_rgctx_fetch_trampolines;
284 /* These are used for sanity checking object layout problems when cross-compiling */
285 guint32 double_align, long_align, generic_tramp_num;
286 /* The page size used by trampoline pages */
287 guint32 tramp_page_size;
289 * The number of GOT entries which need to be preinitialized when the
292 guint32 nshared_got_entries;
293 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
294 guint32 datafile_size;
297 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
298 // FIXME: Sync with AOT
299 guint32 table_offsets [MONO_AOT_TABLE_NUM];
300 /* Number of trampolines */
301 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
302 /* The indexes of the first GOT slots used by the trampolines */
303 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
304 /* The size of one trampoline */
305 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
306 /* The offset where the trampolines begin on a trampoline page */
307 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
310 /* Number of symbols in the MonoAotFileInfo structure */
311 #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)
317 } MonoClassMethodPair;
324 } MonoDelegateClassMethodPair;
326 /* Per-domain information maintained by the JIT */
329 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
330 GHashTable *jump_target_got_slot_hash;
331 GHashTable *jump_target_hash;
332 /* Maps methods/klasses to the address of the given type of trampoline */
333 GHashTable *class_init_trampoline_hash;
334 GHashTable *jump_trampoline_hash;
335 GHashTable *jit_trampoline_hash;
336 GHashTable *delegate_trampoline_hash;
337 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
338 GHashTable *static_rgctx_trampoline_hash;
339 GHashTable *llvm_vcall_trampoline_hash;
340 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
341 GHashTable *dynamic_code_hash;
342 GHashTable *method_code_hash;
343 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
344 MonoConcurrentHashTable *runtime_invoke_hash;
345 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
346 /* Protected by the domain lock */
347 GHashTable *seq_points;
348 /* Debugger agent data */
350 /* Maps MonoMethod to an arch-specific structure */
351 GHashTable *arch_seq_points;
352 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
353 GHashTable *gsharedvt_arg_tramp_hash;
354 /* memcpy/bzero methods specialized for small constant sizes */
355 gpointer *memcpy_addr [17];
356 gpointer *bzero_addr [17];
357 gpointer llvm_module;
358 /* Maps MonoMethod -> GSlist of addresses */
359 GHashTable *llvm_jit_callees;
364 MonoCodeManager *code_mp;
365 } MonoJitDynamicMethodInfo;
367 /* An extension of MonoGenericParamFull used in generic sharing */
369 MonoGenericParamFull param;
370 MonoGenericParam *parent;
371 } MonoGSharedGenericParam;
373 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
375 /* Contains a list of ips which needs to be patched when a method is compiled */
386 * Information about a stack frame.
387 * FIXME This typedef exists only to avoid tons of code rewriting
389 typedef MonoStackFrameInfo StackFrameInfo;
392 #define mono_bitset_foreach_bit(set,b,n) \
393 for (b = 0; b < n; b++)\
394 if (mono_bitset_test_fast(set,b))
396 #define mono_bitset_foreach_bit(set,b,n) \
397 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
401 * Pull the list of opcodes
403 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
407 #include "mono/cil/opcode.def"
412 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
414 #define MONO_INST_NULLIFY_SREGS(dest) do { \
415 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
418 #define MONO_INST_NEW(cfg,dest,op) do { \
419 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
420 (dest)->opcode = (op); \
422 MONO_INST_NULLIFY_SREGS ((dest)); \
423 (dest)->cil_code = (cfg)->ip; \
426 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
427 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
428 (dest)->inst.opcode = (op); \
429 (dest)->inst.dreg = -1; \
430 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
431 (dest)->inst.cil_code = (cfg)->ip; \
434 #define MONO_ADD_INS(b,inst) do { \
435 if ((b)->last_ins) { \
436 (b)->last_ins->next = (inst); \
437 (inst)->prev = (b)->last_ins; \
438 (b)->last_ins = (inst); \
440 (b)->code = (b)->last_ins = (inst); \
444 #define NULLIFY_INS(ins) do { \
445 (ins)->opcode = OP_NOP; \
447 MONO_INST_NULLIFY_SREGS ((ins)); \
450 /* Remove INS from BB */
451 #define MONO_REMOVE_INS(bb,ins) do { \
453 (ins)->prev->next = (ins)->next; \
455 (ins)->next->prev = (ins)->prev; \
456 if ((bb)->code == (ins)) \
457 (bb)->code = (ins)->next; \
458 if ((bb)->last_ins == (ins)) \
459 (bb)->last_ins = (ins)->prev; \
462 /* Remove INS from BB and nullify it */
463 #define MONO_DELETE_INS(bb,ins) do { \
464 MONO_REMOVE_INS ((bb), (ins)); \
465 NULLIFY_INS ((ins)); \
469 * this is used to determine when some branch optimizations are possible: we exclude FP compares
470 * because they have weird semantics with NaNs.
472 #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))
473 #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))
475 #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))
477 #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)))
479 #define MONO_IS_SETCC(ins) ((((ins)->opcode >= OP_CEQ) && ((ins)->opcode <= OP_CLT_UN)) || (((ins)->opcode >= OP_ICEQ) && ((ins)->opcode <= OP_ICLT_UN)) || (((ins)->opcode >= OP_LCEQ) && ((ins)->opcode <= OP_LCLT_UN)) || (((ins)->opcode >= OP_FCEQ) && ((ins)->opcode <= OP_FCLT_UN)))
482 #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))
483 #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))
484 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
486 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VOIDCALL_MEMBASE)) || ((ins->opcode >= OP_FCALL) && (ins->opcode <= OP_FCALL_MEMBASE)) || ((ins->opcode >= OP_LCALL) && (ins->opcode <= OP_LCALL_MEMBASE)) || ((ins->opcode >= OP_VCALL) && (ins->opcode <= OP_VCALL_MEMBASE)) || ((ins->opcode >= OP_CALL) && (ins->opcode <= OP_CALL_MEMBASE)) || ((ins->opcode >= OP_VCALL2) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL) || ((ins->opcode >= OP_RCALL) && (ins->opcode <= OP_RCALL_MEMBASE)))
488 #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)))
490 #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))))
492 /* FIXME: Add more instructions */
493 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
494 #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))
496 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
499 #ifdef MONO_ARCH_SIMD_INTRINSICS
501 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
502 #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))
503 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
504 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
505 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
507 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
511 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
512 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
513 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
514 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
515 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
516 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
518 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
522 typedef struct MonoInstList MonoInstList;
523 typedef struct MonoInst MonoInst;
524 typedef struct MonoCallInst MonoCallInst;
525 typedef struct MonoCallArgParm MonoCallArgParm;
526 typedef struct MonoMethodVar MonoMethodVar;
527 typedef struct MonoBasicBlock MonoBasicBlock;
528 typedef struct MonoLMF MonoLMF;
529 typedef struct MonoSpillInfo MonoSpillInfo;
530 typedef struct MonoTraceSpec MonoTraceSpec;
532 extern MonoNativeTlsKey mono_jit_tls_id;
533 extern MonoTraceSpec *mono_jit_trace_calls;
534 extern gboolean mono_break_on_exc;
535 extern int mono_exc_esp_offset;
536 extern gboolean mono_compile_aot;
537 extern gboolean mono_aot_only;
538 extern gboolean mono_llvm_only;
539 extern MonoAotMode mono_aot_mode;
540 extern MonoMethodDesc *mono_inject_async_exc_method;
541 extern int mono_inject_async_exc_pos;
542 extern MonoMethodDesc *mono_break_at_bb_method;
543 extern int mono_break_at_bb_bb_num;
544 extern gboolean mono_verify_all;
545 extern gboolean mono_do_x86_stack_align;
546 extern const char *mono_build_date;
547 extern gboolean mono_do_signal_chaining;
548 extern gboolean mono_do_crash_chaining;
549 extern MONO_API gboolean mono_use_llvm;
550 extern gboolean mono_do_single_method_regression;
551 extern guint32 mono_single_method_regression_opt;
552 extern MonoMethod *mono_current_single_method;
553 extern GSList *mono_single_method_list;
554 extern GHashTable *mono_single_method_hash;
555 extern gboolean mono_using_xdebug;
556 extern int mini_verbose;
557 extern int valgrind_register;
559 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
561 extern const char ins_info[];
562 extern const gint8 ins_sreg_counts [];
565 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
567 #define mono_inst_get_num_src_registers(ins) 0
570 #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)))
572 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
574 #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)
576 #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)
578 #define mono_bb_first_ins(bb) (bb)->code
580 struct MonoSpillInfo {
585 * Information about a call site for the GC map creation code
588 /* The next offset after the call instruction */
590 /* The basic block containing the call site */
593 * The set of variables live at the call site.
594 * Has length cfg->num_varinfo in bits.
598 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
605 * The IR-level extended basic block.
607 * A basic block can have multiple exits just fine, as long as the point of
608 * 'departure' is the last instruction in the basic block. Extended basic
609 * blocks, on the other hand, may have instructions that leave the block
610 * midstream. The important thing is that they cannot be _entered_
611 * midstream, ie, execution of a basic block (or extened bb) always start
612 * at the beginning of the block, never in the middle.
614 struct MonoBasicBlock {
617 /* the next basic block in the order it appears in IL */
618 MonoBasicBlock *next_bb;
621 * Before instruction selection it is the first tree in the
622 * forest and the first item in the list of trees. After
623 * instruction selection it is the first instruction and the
624 * first item in the list of instructions.
628 /* unique block number identification */
633 /* Basic blocks: incoming and outgoing counts and pointers */
634 /* Each bb should only appear once in each array */
635 gint16 out_count, in_count;
636 MonoBasicBlock **in_bb;
637 MonoBasicBlock **out_bb;
639 /* Points to the start of the CIL code that initiated this BB */
640 unsigned char* cil_code;
642 /* Length of the CIL block */
645 /* The offset of the generated code, used for fixups */
647 /* The length of the generated code, doesn't include alignment padding */
649 /* The real native offset, which includes alignment padding too */
650 int real_native_offset;
654 /* Visited and reachable flags */
658 * SSA and loop based flags
660 MonoBitSet *dominators;
661 MonoBitSet *dfrontier;
662 MonoBasicBlock *idom;
664 /* fast dominator algorithm */
665 MonoBasicBlock *df_parent, *ancestor, *child, *label;
666 int size, sdom, idomn;
668 /* loop nesting and recognition */
671 gint8 loop_body_start;
674 * Whenever the bblock is rarely executed so it should be emitted after
675 * the function epilog.
677 guint out_of_line : 1;
678 /* Caches the result of uselessness calculation during optimize_branches */
679 guint not_useless : 1;
680 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
681 guint has_array_access : 1;
682 /* Whenever this bblock is extended, ie. it has branches inside it */
684 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
685 guint has_jump_table : 1;
686 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
687 guint has_call_handler : 1;
688 /* Whenever this bblock starts a try block */
692 /* The offset of the CIL instruction in this bblock which ends a try block */
697 * If this is set, extend the try range started by this bblock by an arch specific
698 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
701 guint extend_try_block : 1;
703 /* use for liveness analysis */
705 MonoBitSet *kill_set;
706 MonoBitSet *live_in_set;
707 MonoBitSet *live_out_set;
709 /* fields to deal with non-empty stack slots at bb boundary */
710 guint16 out_scount, in_scount;
711 MonoInst **out_stack;
714 /* we use that to prevent merging of bblocks covered by different clauses*/
718 MonoInst *last_seq_point;
720 GSList *spill_slot_defs;
722 /* List of call sites in this bblock sorted by pc_offset */
723 GSList *gc_callsites;
726 * The region encodes whether the basic block is inside
727 * a finally, catch, filter or none of these.
729 * If the value is -1, then it is neither finally, catch nor filter
731 * Otherwise the format is:
733 * Bits: | 0-3 | 4-7 | 8-31
735 * | clause-flags | MONO_REGION | clause-index
740 /* The current symbolic register number, used in local register allocation. */
747 BB_REACHABLE = 1 << 1,
748 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
749 BB_EXCEPTION_UNSAFE = 1 << 3,
750 BB_EXCEPTION_HANDLER = 1 << 4,
751 /* for Native Client, mark the blocks that can be jumped to indirectly */
752 BB_INDIRECT_JUMP_TARGET = 1 << 5
755 typedef struct MonoMemcpyArgs {
761 /* Scalar argument passed by value */
763 /* Only in ainfo->pair_storage */
765 /* Only in ainfo->pair_storage */
767 /* Valuetype passed in 1-2 consecutive register */
770 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
772 /* Fixed size argument passed to/returned from gsharedvt method by ref */
773 LLVMArgGsharedvtFixed,
774 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
775 LLVMArgGsharedvtFixedVtype,
776 /* Variable sized argument passed to/returned from gsharedvt method by ref */
777 LLVMArgGsharedvtVariable,
778 /* Vtype passed as one int array argument */
780 /* Vtype passed as a set of fp arguments */
783 * Only for returns, a structure which
784 * consists of floats/doubles.
788 /* Vtype returned as an int */
793 LLVMArgStorage storage;
796 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
797 * This contains how the parts of the vtype are passed.
799 LLVMArgStorage pair_storage [8];
801 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
802 * If storage == LLVMArgAsFpArgs, this is the number of arguments
803 * used to pass the value.
804 * If storage == LLVMArgFpStruct, this is the number of fields
808 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
810 /* Parameter index in the LLVM signature */
813 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
819 /* Whenever there is an rgctx argument */
821 /* Whenever there is an IMT argument */
824 * The position of the vret arg in the argument list.
825 * Only if ret->storage == ArgVtypeRetAddr.
829 /* The indexes of various special arguments in the LLVM signature */
830 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
832 /* Inline array of argument info */
833 /* args [0] is for the this argument if it exists */
834 LLVMArgInfo args [1];
837 #define MONO_MAX_SRC_REGS 3
841 guint8 type; /* stack type */
844 /* used by the register allocator */
845 gint32 dreg, sreg1, sreg2, sreg3;
847 MonoInst *next, *prev;
854 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
856 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
862 MonoMethodSignature *signature;
863 MonoBasicBlock **many_blocks;
864 MonoBasicBlock *target_block;
869 MonoCallInst *call_inst;
870 MonoExceptionClause *exception_clause;
876 const unsigned char* cil_code; /* for debugging and bblock splitting */
878 /* used mostly by the backend to store additional info it may need */
883 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
886 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
887 gboolean record_cast_details; /* For CEE_CASTCLASS */
888 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
889 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
890 int pc_offset; /* OP_GC_LIVERANGE_START/END */
893 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
894 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
895 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
897 int memory_barrier_kind;
903 struct MonoCallInst {
905 MonoMethodSignature *signature;
912 guint stack_align_amount;
913 guint is_virtual : 1;
915 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
916 guint fptr_is_patch : 1;
918 * If this is true, then the call returns a vtype in a register using the same
919 * calling convention as OP_CALL.
921 guint vret_in_reg : 1;
922 /* Whenever vret_in_reg returns fp values */
923 guint vret_in_reg_fp : 1;
924 /* Whenever there is an IMT argument and it is dynamic */
925 guint dynamic_imt_arg : 1;
926 /* Whenever there is an RGCTX argument */
927 guint32 rgctx_reg : 1;
928 /* Whenever the call will need an unbox trampoline */
929 guint need_unbox_trampoline : 1;
930 regmask_t used_iregs;
931 regmask_t used_fregs;
932 GSList *out_ireg_args;
933 GSList *out_freg_args;
938 int rgctx_arg_reg, imt_arg_reg;
941 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
946 struct MonoCallArgParm {
955 * Note: some of the values overlap, because they can't appear
956 * in the same MonoInst.
959 MONO_INST_HAS_METHOD = 1,
960 MONO_INST_INIT = 1, /* in localloc */
961 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
962 MONO_INST_IS_DEAD = 2,
963 MONO_INST_TAILCALL = 4,
964 MONO_INST_VOLATILE = 4,
965 MONO_INST_NOTYPECHECK = 4,
966 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
967 MONO_INST_UNALIGNED = 8,
968 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
969 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
970 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
971 /* the address of the variable has been taken */
972 MONO_INST_INDIRECT = 16,
973 MONO_INST_NORANGECHECK = 16,
974 /* On loads, the source address can be null */
975 MONO_INST_FAULT = 32,
977 * On variables, identifies LMF variables. These variables have a dummy type (int), but
978 * require stack space for a MonoLMF struct.
981 /* On loads, the source address points to a constant value */
982 MONO_INST_INVARIANT_LOAD = 64,
983 /* On variables, the variable needs GC tracking */
984 MONO_INST_GC_TRACK = 128,
986 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
987 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
989 MONO_INST_GC_CALLSITE = 128,
990 /* On comparisons, mark the branch following the condition as likely to be taken */
991 MONO_INST_LIKELY = 128,
994 #define inst_c0 data.op[0].const_val
995 #define inst_c1 data.op[1].const_val
996 #define inst_i0 data.op[0].src
997 #define inst_i1 data.op[1].src
998 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
999 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1000 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1002 #define inst_p0 data.op[0].p
1003 #define inst_p1 data.op[1].p
1005 #define inst_l data.i8const
1006 #define inst_r data.r8const
1007 #define inst_left data.op[0].src
1008 #define inst_right data.op[1].src
1010 #define inst_newa_len data.op[0].src
1011 #define inst_newa_class data.op[1].klass
1013 #define inst_var data.op[0].var
1014 #define inst_vtype data.op[1].vtype
1015 /* in branch instructions */
1016 #define inst_many_bb data.op[1].many_blocks
1017 #define inst_target_bb data.op[0].target_block
1018 #define inst_true_bb data.op[1].many_blocks[0]
1019 #define inst_false_bb data.op[1].many_blocks[1]
1021 #define inst_basereg sreg1
1022 #define inst_indexreg sreg2
1023 #define inst_destbasereg dreg
1024 #define inst_offset data.op[0].const_val
1025 #define inst_imm data.op[1].const_val
1026 #define inst_call data.op[1].call_inst
1028 #define inst_phi_args data.op[1].phi_args
1029 #define inst_eh_block data.op[1].exception_clause
1032 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1034 ins->sreg1 = regs [0];
1035 ins->sreg2 = regs [1];
1036 ins->sreg3 = regs [2];
1039 /* instruction description for use in regalloc/scheduling */
1042 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1047 /* Unused, commented out to reduce the size of the mdesc tables
1058 guint16 tid; /* tree number */
1059 guint16 bid; /* block number */
1065 MonoPosition first_use, last_use;
1068 typedef struct MonoLiveRange2 MonoLiveRange2;
1070 struct MonoLiveRange2 {
1072 MonoLiveRange2 *next;
1076 /* List of live ranges sorted by 'from' */
1077 MonoLiveRange2 *range;
1078 MonoLiveRange2 *last_range;
1082 * Additional information about a variable
1084 struct MonoMethodVar {
1085 guint idx; /* inside cfg->varinfo, cfg->vars */
1086 MonoLiveRange range; /* generated by liveness analysis */
1087 MonoLiveInterval *interval; /* generated by liveness analysis */
1088 int reg; /* != -1 if allocated into a register */
1090 MonoBitSet *def_in; /* used by SSA */
1091 MonoInst *def; /* used by SSA */
1092 MonoBasicBlock *def_bb; /* used by SSA */
1093 GList *uses; /* used by SSA */
1094 char cpstate; /* used by SSA conditional constant propagation */
1095 /* The native offsets corresponding to the live range of the variable */
1096 gint32 live_range_start, live_range_end;
1098 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1105 * Stores state need to resume exception handling when using LLVM
1110 MonoContext ctx, new_ctx;
1114 int first_filter_idx, filter_idx;
1118 gpointer end_of_stack;
1120 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1123 gpointer restore_stack_prot;
1124 guint32 handling_stack_ovf;
1125 gpointer signal_stack;
1126 guint32 signal_stack_size;
1127 gpointer stack_ovf_guard_base;
1128 guint32 stack_ovf_guard_size;
1129 guint stack_ovf_valloced : 1;
1130 void (*abort_func) (MonoObject *object);
1131 /* Used to implement --debug=casts */
1132 MonoClass *class_cast_from, *class_cast_to;
1134 /* Stores state needed by handler block with a guard */
1136 ResumeState resume_state;
1138 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1139 /* handler block return address */
1140 gpointer handler_block_return_address;
1142 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1143 is an activation on stack making sure it will remain alive.*/
1144 MonoJitExceptionInfo *handler_block;
1146 /* context to be used by the guard trampoline when resuming interruption.*/
1147 MonoContext handler_block_context;
1149 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1150 * when it is called from profiler functions during exception handling.
1152 MonoContext orig_ex_ctx;
1153 gboolean orig_ex_ctx_set;
1156 * Stores if we need to run a chained exception in Windows.
1158 gboolean mono_win_chained_exception_needs_run;
1161 * The current exception in flight
1166 * The calling assembly in llvmonly mode.
1168 MonoImage *calling_image;
1172 * This structure is an extension of MonoLMF and contains extra information.
1176 gboolean debugger_invoke;
1177 MonoContext ctx; /* if debugger_invoke is TRUE */
1180 /* Generic sharing */
1183 * Flags for which contexts were used in inflating a generic.
1186 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1187 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1191 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1192 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1193 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1194 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1198 MONO_RGCTX_INFO_STATIC_DATA,
1199 MONO_RGCTX_INFO_KLASS,
1200 MONO_RGCTX_INFO_ELEMENT_KLASS,
1201 MONO_RGCTX_INFO_VTABLE,
1202 MONO_RGCTX_INFO_TYPE,
1203 MONO_RGCTX_INFO_REFLECTION_TYPE,
1204 MONO_RGCTX_INFO_METHOD,
1205 /* In llvmonly mode, this is a function descriptor */
1206 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1207 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1208 MONO_RGCTX_INFO_CLASS_FIELD,
1209 MONO_RGCTX_INFO_METHOD_RGCTX,
1210 MONO_RGCTX_INFO_METHOD_CONTEXT,
1211 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1212 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1213 MONO_RGCTX_INFO_CAST_CACHE,
1214 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1215 MONO_RGCTX_INFO_VALUE_SIZE,
1216 /* +1 to avoid zero values in rgctx slots */
1217 MONO_RGCTX_INFO_FIELD_OFFSET,
1218 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1219 /* In llvmonly mode, this is a function descriptor */
1220 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1221 /* Same for virtual calls */
1222 /* In llvmonly mode, this is a function descriptor */
1223 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1224 /* Same for calli, associated with a signature */
1225 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1226 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1227 /* One of MONO_GSHAREDVT_BOX_TYPE */
1228 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1229 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1230 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1231 MONO_RGCTX_INFO_LOCAL_OFFSET,
1232 MONO_RGCTX_INFO_MEMCPY,
1233 MONO_RGCTX_INFO_BZERO,
1234 /* The address of Nullable<T>.Box () */
1235 /* In llvmonly mode, this is a function descriptor */
1236 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1237 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1238 /* MONO_PATCH_INFO_VCALL_METHOD */
1239 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1241 * MONO_PATCH_INFO_VCALL_METHOD
1242 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1243 * which implements the method.
1245 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1246 } MonoRgctxInfoType;
1248 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1249 MonoRgctxInfoType info_type;
1251 struct _MonoRuntimeGenericContextInfoTemplate *next;
1252 } MonoRuntimeGenericContextInfoTemplate;
1255 MonoClass *next_subclass;
1256 MonoRuntimeGenericContextInfoTemplate *infos;
1257 GSList *method_templates;
1258 } MonoRuntimeGenericContextTemplate;
1261 MonoVTable *class_vtable; /* must be the first element */
1262 MonoGenericInst *method_inst;
1263 gpointer infos [MONO_ZERO_LEN_ARRAY];
1264 } MonoMethodRuntimeGenericContext;
1266 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1268 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1269 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1270 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1271 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1273 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1277 MonoRuntimeGenericContextInfoTemplate *entries;
1278 int num_entries, count_entries;
1279 } MonoGSharedVtMethodInfo;
1281 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1285 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1286 * We use this instead of rgctx slots since these can be loaded using a load instead
1287 * of a call to an rgctx fetch trampoline.
1289 gpointer entries [MONO_ZERO_LEN_ARRAY];
1290 } MonoGSharedVtMethodRuntimeInfo;
1296 MonoMethodSignature *invoke_sig;
1297 MonoMethodSignature *sig;
1298 gpointer method_ptr;
1299 gpointer invoke_impl;
1301 gpointer impl_nothis;
1302 gboolean need_rgctx_tramp;
1303 } MonoDelegateTrampInfo;
1306 * A function descriptor, which is a function address + argument pair.
1307 * In llvm-only mode, these are used instead of trampolines to pass
1308 * extra arguments to runtime functions/methods.
1317 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1318 #include "patch-info.h"
1324 * We need to store the image which the token refers to along with the token,
1325 * since the image might not be the same as the image of the method which
1326 * contains the relocation, because of inlining.
1328 typedef struct MonoJumpInfoToken {
1331 gboolean has_context;
1332 MonoGenericContext context;
1333 } MonoJumpInfoToken;
1335 typedef struct MonoJumpInfoBBTable {
1336 MonoBasicBlock **table;
1338 } MonoJumpInfoBBTable;
1340 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1342 /* Contains information describing an LLVM IMT trampoline */
1343 typedef struct MonoJumpInfoImtTramp {
1346 } MonoJumpInfoImtTramp;
1348 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1351 * Represents the method which is called when a virtual call is made to METHOD
1352 * on a receiver of type KLASS.
1355 /* Receiver class */
1357 /* Virtual method */
1359 } MonoJumpInfoVirtMethod;
1361 typedef struct MonoJumpInfo MonoJumpInfo;
1362 struct MonoJumpInfo {
1364 /* Relocation type for patching */
1372 MonoJumpInfoType type;
1374 gconstpointer target;
1375 #if SIZEOF_VOID_P == 8
1385 MonoClassField *field;
1389 MonoJumpInfoToken *token;
1390 MonoJumpInfoBBTable *table;
1391 MonoJumpInfoRgctxEntry *rgctx_entry;
1392 MonoJumpInfoImtTramp *imt_tramp;
1393 MonoJumpInfoGSharedVtCall *gsharedvt;
1394 MonoGSharedVtMethodInfo *gsharedvt_method;
1395 MonoMethodSignature *sig;
1396 MonoDelegateClassMethodPair *del_tramp;
1397 /* MONO_PATCH_INFO_VIRT_METHOD */
1398 MonoJumpInfoVirtMethod *virt_method;
1403 * Contains information for computing the
1404 * property given by INFO_TYPE of the runtime
1405 * object described by DATA.
1407 struct MonoJumpInfoRgctxEntry {
1410 MonoJumpInfo *data; /* describes the data to be loaded */
1411 MonoRgctxInfoType info_type;
1414 /* Contains information about a gsharedvt call */
1415 struct MonoJumpInfoGSharedVtCall {
1416 /* The original signature of the call */
1417 MonoMethodSignature *sig;
1418 /* The method which is called */
1423 MONO_TRAMPOLINE_JIT,
1424 MONO_TRAMPOLINE_JUMP,
1425 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1426 MONO_TRAMPOLINE_AOT,
1427 MONO_TRAMPOLINE_AOT_PLT,
1428 MONO_TRAMPOLINE_DELEGATE,
1429 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1430 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1431 MONO_TRAMPOLINE_VCALL,
1432 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1434 } MonoTrampolineType;
1436 /* These trampolines return normally to their caller */
1437 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1438 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1439 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1441 /* These trampolines receive an argument directly in a register */
1442 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1443 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1445 /* optimization flags */
1446 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1448 #include "optflags-def.h"
1453 * This structure represents a JIT backend.
1456 guint have_card_table_wb : 1;
1457 guint have_op_generic_class_init : 1;
1458 guint emulate_mul_div : 1;
1459 guint emulate_div : 1;
1460 guint emulate_long_shift_opts : 1;
1461 guint have_objc_get_selector : 1;
1462 guint have_generalized_imt_thunk : 1;
1463 guint have_tls_get : 1;
1464 guint have_tls_get_reg : 1;
1465 guint have_liverange_ops: 1;
1466 guint have_op_tail_call : 1;
1467 guint have_dummy_init : 1;
1468 guint gshared_supported : 1;
1469 guint use_fpstack : 1;
1471 guint need_got_var : 1;
1472 guint need_div_check : 1;
1473 guint no_unaligned_access : 1;
1474 int monitor_enter_adjustment;
1475 int dyn_call_param_area;
1478 /* Flags for mini_method_compile () */
1480 /* Whenever to run cctors during JITting */
1481 JIT_FLAG_RUN_CCTORS = (1 << 0),
1482 /* Whenever this is an AOT compilation */
1483 JIT_FLAG_AOT = (1 << 1),
1484 /* Whenever this is a full AOT compilation */
1485 JIT_FLAG_FULL_AOT = (1 << 2),
1486 /* Whenever to compile with LLVM */
1487 JIT_FLAG_LLVM = (1 << 3),
1488 /* Whenever to disable direct calls to direct calls to icall functions */
1489 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1490 /* Emit explicit null checks */
1491 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1492 /* Whenever to compile in llvm-only mode */
1493 JIT_FLAG_LLVM_ONLY = (1 << 6),
1496 /* Bit-fields in the MonoBasicBlock.region */
1497 #define MONO_REGION_TRY 0
1498 #define MONO_REGION_FINALLY 16
1499 #define MONO_REGION_CATCH 32
1500 #define MONO_REGION_FAULT 64 /* Currently unused */
1501 #define MONO_REGION_FILTER 128
1503 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1505 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1506 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1508 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1510 #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))))
1512 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1513 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1516 * Control Flow Graph and compilation unit information
1520 MonoMethodHeader *header;
1521 MonoMemPool *mempool;
1523 MonoMethodVar *vars;
1525 MonoBasicBlock *bb_entry;
1526 MonoBasicBlock *bb_exit;
1527 MonoBasicBlock *bb_init;
1528 MonoBasicBlock **bblocks;
1529 MonoBasicBlock **cil_offset_to_bb;
1530 MonoMemPool *state_pool; /* used by instruction selection */
1531 MonoBasicBlock *cbb; /* used by instruction selection */
1532 MonoInst *prev_ins; /* in decompose */
1533 MonoJumpInfo *patch_info;
1534 MonoJitInfo *jit_info;
1535 MonoJitDynamicMethodInfo *dynamic_info;
1536 guint num_bblocks, max_block_num;
1538 guint num_varinfo; /* used items in varinfo */
1539 guint varinfo_count; /* total storage in varinfo */
1542 gint cil_offset_to_bb_len;
1544 MonoSpillInfo *spill_info [16]; /* machine register spills */
1546 gint spill_info_len [16];
1547 /* unsigned char *cil_code; */
1548 MonoMethod *inlined_method; /* the method which is currently inlined */
1549 MonoInst *domainvar; /* a cache for the current domain */
1550 MonoInst *got_var; /* Global Offset Table variable */
1552 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1554 MonoType **arg_types;
1555 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1556 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1557 MonoGenericContext *generic_context;
1559 MonoBackend *backend;
1562 * This variable represents the hidden argument holding the vtype
1563 * return address. If the method returns something other than a vtype, or
1564 * the vtype is returned in registers this is NULL.
1566 MonoInst *vret_addr;
1569 * This is used to initialize the cil_code field of MonoInst's.
1571 const unsigned char *ip;
1573 struct MonoAliasingInformation *aliasing_info;
1575 /* A hashtable of region ID-> SP var mappings */
1576 /* An SP var is a place to store the stack pointer (used by handlers)*/
1579 /* A hashtable of region ID -> EX var mappings */
1580 /* An EX var stores the exception object passed to catch/filter blocks */
1583 GList *ldstr_list; /* used by AOT */
1588 GHashTable *cbb_hash;
1590 /* The current virtual register number */
1593 MonoGenericSharingContext gsctx;
1594 MonoGenericContext *gsctx_context;
1596 MonoGSharedVtMethodInfo *gsharedvt_info;
1598 /* Points to the gsharedvt locals area at runtime */
1599 MonoInst *gsharedvt_locals_var;
1601 /* The localloc instruction used to initialize gsharedvt_locals_var */
1602 MonoInst *gsharedvt_locals_var_ins;
1604 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1605 MonoInst *gsharedvt_info_var;
1607 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1608 MonoInst *attach_cookie;
1609 MonoInst *attach_dummy;
1612 MonoInst *lmf_addr_var;
1614 MonoInst *stack_inbalance_var;
1616 unsigned char *cil_start;
1617 #ifdef __native_client_codegen__
1618 /* this alloc is not aligned, native_code */
1619 /* is the 32-byte aligned version of this */
1620 unsigned char *native_code_alloc;
1622 unsigned char *native_code;
1628 regmask_t used_int_regs;
1630 guint32 prof_options;
1633 guint32 verbose_level;
1634 guint32 stack_usage;
1638 guint disable_aot : 1;
1639 guint disable_ssa : 1;
1640 guint disable_llvm : 1;
1641 guint enable_extended_bblocks : 1;
1642 guint run_cctors : 1;
1643 guint need_lmf_area : 1;
1644 guint compile_aot : 1;
1646 guint compile_llvm : 1;
1647 guint got_var_allocated : 1;
1648 guint ret_var_is_local : 1;
1649 guint ret_var_set : 1;
1650 guint unverifiable : 1;
1651 guint skip_visibility : 1;
1652 guint disable_reuse_registers : 1;
1653 guint disable_reuse_stack_slots : 1;
1654 guint disable_reuse_ref_stack_slots : 1;
1655 guint disable_ref_noref_stack_slot_share : 1;
1656 guint disable_initlocals_opt : 1;
1657 guint disable_initlocals_opt_refs : 1;
1658 guint disable_omit_fp : 1;
1659 guint disable_vreg_to_lvreg : 1;
1660 guint disable_deadce_vars : 1;
1661 guint disable_out_of_line_bblocks : 1;
1662 guint disable_direct_icalls : 1;
1663 guint create_lmf_var : 1;
1665 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1666 * instead of being generated in emit_prolog ()/emit_epilog ().
1670 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1671 * mono_lmf_addr TLS variable.
1673 guint lmf_ir_mono_lmf : 1;
1674 guint gen_write_barriers : 1;
1675 guint init_ref_vars : 1;
1676 guint extend_live_ranges : 1;
1677 guint compute_precise_live_ranges : 1;
1678 guint has_got_slots : 1;
1679 guint uses_rgctx_reg : 1;
1680 guint uses_vtable_reg : 1;
1681 guint uses_simd_intrinsics : 1;
1682 guint keep_cil_nops : 1;
1683 guint gen_seq_points : 1;
1684 /* Generate seq points for use by the debugger */
1685 guint gen_sdb_seq_points : 1;
1686 guint explicit_null_checks : 1;
1687 guint compute_gc_maps : 1;
1688 guint soft_breakpoints : 1;
1689 guint arch_eh_jit_info : 1;
1690 guint has_emulated_ops : 1;
1691 guint has_indirection : 1;
1692 guint has_atomic_add_i4 : 1;
1693 guint has_atomic_exchange_i4 : 1;
1694 guint has_atomic_cas_i4 : 1;
1695 guint check_pinvoke_callconv : 1;
1696 guint has_unwind_info_for_epilog : 1;
1697 guint disable_inline : 1;
1698 /* Disable inlining into caller */
1699 guint no_inline : 1;
1701 guint gsharedvt : 1;
1703 guint llvm_only : 1;
1705 gpointer debug_info;
1708 MonoProfileCoverageInfo *coverage_info;
1709 GHashTable *token_info_hash;
1710 MonoCompileArch arch;
1711 guint32 inline_depth;
1712 /* Size of memory reserved for thunks */
1716 /* Offset between the start of code and the thunks area */
1718 guint32 exception_type; /* MONO_EXCEPTION_* */
1719 guint32 exception_data;
1720 char* exception_message;
1721 gpointer exception_ptr;
1723 guint8 * encoded_unwind_ops;
1724 guint32 encoded_unwind_ops_len;
1729 /* Fields used by the local reg allocator */
1733 /* Maps vregs to their associated MonoInst's */
1734 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1735 MonoInst **vreg_to_inst;
1737 /* Size of above array */
1738 guint32 vreg_to_inst_len;
1740 /* Marks vregs which hold a GC ref */
1741 /* FIXME: Use a bitmap */
1742 gboolean *vreg_is_ref;
1744 /* Size of above array */
1745 guint32 vreg_is_ref_len;
1747 /* Marks vregs which hold a managed pointer */
1748 /* FIXME: Use a bitmap */
1749 gboolean *vreg_is_mp;
1751 /* Size of above array */
1752 guint32 vreg_is_mp_len;
1755 * The original method to compile, differs from 'method' when doing generic
1758 MonoMethod *orig_method;
1760 /* Patches which describe absolute addresses embedded into the native code */
1761 GHashTable *abs_patches;
1763 /* If the arch passes valuetypes by address, then for methods
1764 which use JMP the arch code should use these local
1765 variables to store the addresses of incoming valuetypes.
1766 The addresses should be stored in mono_arch_emit_prolog()
1767 and can be used when emitting code for OP_JMP. See
1769 MonoInst **tailcall_valuetype_addrs;
1771 /* Used to implement move_i4_to_f on archs that can't do raw
1772 copy between an ireg and a freg. This is an int32 var.*/
1773 MonoInst *iconv_raw_var;
1775 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1776 MonoInst *fconv_to_r8_x_var;
1778 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1779 MonoInst *simd_ctor_var;
1781 /* Used to implement dyn_call */
1782 MonoInst *dyn_call_var;
1785 * List of sequence points represented as IL offset+native offset pairs.
1786 * Allocated using glib.
1787 * IL offset can be -1 or 0xffffff to refer to the sequence points
1788 * inside the prolog and epilog used to implement method entry/exit events.
1790 GPtrArray *seq_points;
1792 /* The encoded sequence point info */
1793 struct MonoSeqPointInfo *seq_point_info;
1795 /* Method headers which need to be freed after compilation */
1796 GSList *headers_to_free;
1799 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1800 /* Symbol used to refer to this method in generated assembly */
1802 char *asm_debug_symbol;
1803 char *llvm_method_name;
1804 int castclass_cache_index;
1806 MonoJitExceptionInfo *llvm_ex_info;
1807 guint32 llvm_ex_info_len;
1808 int llvm_this_reg, llvm_this_offset;
1810 GSList *try_block_holes;
1812 /* DWARF location list for 'this' */
1813 GSList *this_loclist;
1815 /* DWARF location list for 'rgctx_var' */
1816 GSList *rgctx_loclist;
1818 int *gsharedvt_vreg_to_idx;
1824 /* The offsets of the locals area relative to the frame pointer */
1825 gint locals_min_stack_offset, locals_max_stack_offset;
1827 /* The current CFA rule */
1828 int cur_cfa_reg, cur_cfa_offset;
1830 /* The final CFA rule at the end of the prolog */
1831 int cfa_reg, cfa_offset;
1833 /* Points to a MonoCompileGC */
1837 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1838 * image etc, but it requires a 4 byte alignment.
1841 guint32 gc_map_size;
1843 /* Error handling */
1847 int stat_allocate_var;
1848 int stat_locals_stack_size;
1849 int stat_basic_blocks;
1850 int stat_cil_code_size;
1852 int stat_inlineable_methods;
1853 int stat_inlined_methods;
1854 int stat_code_reallocs;
1858 MONO_CFG_HAS_ALLOCA = 1 << 0,
1859 MONO_CFG_HAS_CALLS = 1 << 1,
1860 MONO_CFG_HAS_LDELEMA = 1 << 2,
1861 MONO_CFG_HAS_VARARGS = 1 << 3,
1862 MONO_CFG_HAS_TAIL = 1 << 4,
1863 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1864 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1865 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1866 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1870 gint32 methods_compiled;
1872 gint32 methods_lookups;
1873 gint32 allocate_var;
1874 gint32 cil_code_size;
1875 gint32 native_code_size;
1876 gint32 code_reallocs;
1877 gint32 max_code_size_ratio;
1878 gint32 biggest_method_size;
1879 gint32 allocated_code_size;
1880 gint32 allocated_seq_points_size;
1881 gint32 inlineable_methods;
1882 gint32 inlined_methods;
1883 gint32 basic_blocks;
1884 gint32 max_basic_blocks;
1885 gint32 locals_stack_size;
1887 gint32 generic_virtual_invocations;
1889 gint32 alias_removed;
1890 gint32 loads_eliminated;
1891 gint32 stores_eliminated;
1892 int methods_with_llvm;
1893 int methods_without_llvm;
1894 char *max_ratio_method;
1895 char *biggest_method;
1896 double jit_method_to_ir;
1897 double jit_liveness_handle_exception_clauses;
1898 double jit_handle_out_of_line_bblock;
1899 double jit_decompose_long_opts;
1900 double jit_local_cprop;
1901 double jit_local_emulate_ops;
1902 double jit_optimize_branches;
1903 double jit_handle_global_vregs;
1904 double jit_local_deadce;
1905 double jit_local_alias_analysis;
1906 double jit_if_conversion;
1907 double jit_bb_ordering;
1908 double jit_compile_dominator_info;
1909 double jit_compute_natural_loops;
1910 double jit_insert_safepoints;
1911 double jit_ssa_compute;
1912 double jit_ssa_cprop;
1913 double jit_ssa_deadce;
1914 double jit_perform_abc_removal;
1915 double jit_ssa_remove;
1916 double jit_local_cprop2;
1917 double jit_handle_global_vregs2;
1918 double jit_local_deadce2;
1919 double jit_optimize_branches2;
1920 double jit_decompose_vtype_opts;
1921 double jit_decompose_array_access_opts;
1922 double jit_liveness_handle_exception_clauses2;
1923 double jit_analyze_liveness;
1924 double jit_linear_scan;
1925 double jit_arch_allocate_vars;
1926 double jit_spill_global_vars;
1927 double jit_local_cprop3;
1928 double jit_local_deadce3;
1930 double jit_create_jit_info;
1931 double jit_gc_create_gc_map;
1932 double jit_save_seq_point_info;
1937 extern MonoJitStats mono_jit_stats;
1939 /* opcodes: value assigned after all the CIL opcodes */
1946 #define MINI_OP(a,b,dest,src1,src2) a,
1947 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1949 OP_START = MONO_CEE_LAST - 1,
1950 #include "mini-ops.h"
1956 #if SIZEOF_VOID_P == 8
1957 #define OP_PCONST OP_I8CONST
1958 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1959 #define OP_PADD OP_LADD
1960 #define OP_PADD_IMM OP_LADD_IMM
1961 #define OP_PSUB_IMM OP_LSUB_IMM
1962 #define OP_PAND_IMM OP_LAND_IMM
1963 #define OP_PXOR_IMM OP_LXOR_IMM
1964 #define OP_PSUB OP_LSUB
1965 #define OP_PMUL OP_LMUL
1966 #define OP_PMUL_IMM OP_LMUL_IMM
1967 #define OP_PNEG OP_LNEG
1968 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1969 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1970 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1971 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1972 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1973 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1974 #define OP_PBEQ OP_LBEQ
1975 #define OP_PCEQ OP_LCEQ
1976 #define OP_PBNE_UN OP_LBNE_UN
1977 #define OP_PBGE_UN OP_LBGE_UN
1978 #define OP_PBLT_UN OP_LBLT_UN
1979 #define OP_PBGE OP_LBGE
1980 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1981 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1983 #define OP_PCONST OP_ICONST
1984 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
1985 #define OP_PADD OP_IADD
1986 #define OP_PADD_IMM OP_IADD_IMM
1987 #define OP_PSUB_IMM OP_ISUB_IMM
1988 #define OP_PAND_IMM OP_IAND_IMM
1989 #define OP_PXOR_IMM OP_IXOR_IMM
1990 #define OP_PSUB OP_ISUB
1991 #define OP_PMUL OP_IMUL
1992 #define OP_PMUL_IMM OP_IMUL_IMM
1993 #define OP_PNEG OP_INEG
1994 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1995 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1996 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1997 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1998 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1999 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2000 #define OP_PBEQ OP_IBEQ
2001 #define OP_PCEQ OP_ICEQ
2002 #define OP_PBNE_UN OP_IBNE_UN
2003 #define OP_PBGE_UN OP_IBGE_UN
2004 #define OP_PBLT_UN OP_IBLT_UN
2005 #define OP_PBGE OP_IBGE
2006 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2007 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2010 /* Opcodes to load/store regsize quantities */
2011 #if defined (__mono_ilp32__)
2012 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2013 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2015 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2016 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2043 #if HAVE_ARRAY_ELEM_INIT
2044 extern const guint8 mono_burg_arity [];
2046 extern guint8 mono_burg_arity [];
2049 extern const char MONO_ARCH_CPU_SPEC [];
2050 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2051 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2052 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2053 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2058 MONO_COMP_DFRONTIER = 4,
2059 MONO_COMP_DOM_REV = 8,
2060 MONO_COMP_LIVENESS = 16,
2062 MONO_COMP_SSA_DEF_USE = 64,
2063 MONO_COMP_REACHABILITY = 128,
2064 MONO_COMP_LOOPS = 256
2069 MONO_GRAPH_DTREE = 2,
2070 MONO_GRAPH_CFG_CODE = 4,
2071 MONO_GRAPH_CFG_SSA = 8,
2072 MONO_GRAPH_CFG_OPTCODE = 16
2079 } MonoJitArgumentInfo;
2082 gboolean handle_sigint;
2083 gboolean keep_delegates;
2084 gboolean reverse_pinvoke_exceptions;
2085 gboolean collect_pagefault_stats;
2086 gboolean break_on_unverified;
2087 gboolean better_cast_details;
2088 gboolean mdb_optimizations;
2089 gboolean no_gdb_backtrace;
2090 gboolean suspend_on_sigsegv;
2091 gboolean suspend_on_exception;
2092 gboolean suspend_on_unhandled;
2093 gboolean dyn_runtime_invoke;
2095 gboolean arm_use_fallback_tls;
2097 * Whenever data such as next sequence points and flags is required.
2098 * Next sequence points and flags are required by the debugger agent.
2100 gboolean gen_sdb_seq_points;
2101 gboolean gen_seq_points_compact_data;
2103 * Setting single_imm_size should guarantee that each time managed code is compiled
2104 * the same instructions and registers are used, regardless of the size of used values.
2106 gboolean single_imm_size;
2107 gboolean explicit_null_checks;
2109 * Fill stack frames with 0x2a in method prologs. This helps with the
2110 * debugging of the stack marking code in the GC.
2112 gboolean init_stacks;
2115 * Whenever to implement single stepping and breakpoints without signals in the
2116 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2117 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2120 gboolean soft_breakpoints;
2122 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2124 gboolean break_on_exc;
2126 * Load AOT JIT info eagerly.
2128 gboolean load_aot_jit_info_eagerly;
2130 * Check for pinvoke calling convention mismatches.
2132 gboolean check_pinvoke_callconv;
2134 * Translate Debugger.Break () into a native breakpoint signal
2136 gboolean native_debugger_break;
2138 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2139 * identify the stack on some platforms
2141 gboolean disable_omit_fp;
2169 /* Implicit exceptions */
2171 MONO_EXC_INDEX_OUT_OF_RANGE,
2173 MONO_EXC_ARITHMETIC,
2174 MONO_EXC_DIVIDE_BY_ZERO,
2175 MONO_EXC_INVALID_CAST,
2177 MONO_EXC_ARRAY_TYPE_MISMATCH,
2179 MONO_EXC_INTRINS_NUM
2183 MINI_TOKEN_SOURCE_CLASS,
2184 MINI_TOKEN_SOURCE_METHOD,
2185 MINI_TOKEN_SOURCE_FIELD
2189 * Information about a trampoline function.
2194 * The native code of the trampoline. Not owned by this structure.
2199 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2204 * Patches required by the trampoline when aot-ing. Owned by this structure.
2208 * Unwind information. Owned by this structure.
2213 * Encoded unwind info loaded from AOT images
2216 guint32 uw_info_len;
2219 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2222 FILTER_IL_SEQ_POINT = 1 << 0,
2223 FILTER_NOP = 1 << 1,
2226 static inline gboolean
2227 mono_inst_filter (MonoInst *ins, int filter)
2229 if (!ins || !filter)
2232 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2235 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2241 static inline MonoInst*
2242 mono_inst_next (MonoInst *ins, int filter)
2246 } while (mono_inst_filter (ins, filter));
2251 static inline MonoInst*
2252 mono_inst_prev (MonoInst *ins, int filter)
2256 } while (mono_inst_filter (ins, filter));
2261 static inline MonoInst*
2262 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2264 MonoInst *ins = bb->code;
2265 if (mono_inst_filter (ins, filter))
2266 ins = mono_inst_next (ins, filter);
2271 static inline MonoInst*
2272 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2274 MonoInst *ins = bb->last_ins;
2275 if (mono_inst_filter (ins, filter))
2276 ins = mono_inst_prev (ins, filter);
2282 MONO_API int mono_main (int argc, char* argv[]);
2283 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2284 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2285 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2286 void mini_cleanup (MonoDomain *domain);
2287 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2288 MONO_API gboolean mini_parse_debug_option (const char *option);
2290 /* helper methods */
2291 void mini_jit_init (void);
2292 void mini_jit_cleanup (void);
2293 void mono_disable_optimizations (guint32 opts);
2294 void mono_set_optimizations (guint32 opts);
2295 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2296 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2297 char* mono_opt_descr (guint32 flags);
2298 void mono_set_verbose_level (guint32 level);
2299 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2300 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2301 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2302 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2303 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2305 void mono_precompile_assemblies (void);
2306 MONO_API int mono_parse_default_optimizations (const char* p);
2307 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2308 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2309 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2310 void mono_verify_bblock (MonoBasicBlock *bb);
2311 void mono_verify_cfg (MonoCompile *cfg);
2312 void mono_constant_fold (MonoCompile *cfg);
2313 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2314 int mono_eval_cond_branch (MonoInst *branch);
2315 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2316 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2317 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2318 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2319 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2320 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2321 MonoType* mono_type_from_stack_type (MonoInst *ins);
2322 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2323 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2324 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2325 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2326 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2327 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2328 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2329 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2330 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2331 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2333 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2334 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2335 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2336 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2337 void mono_nullify_basic_block (MonoBasicBlock *bb);
2338 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2339 void mono_optimize_branches (MonoCompile *cfg);
2341 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2342 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2343 void mono_print_ji (const MonoJumpInfo *ji);
2344 void mono_print_ins_index (int i, MonoInst *ins);
2345 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2346 void mono_print_ins (MonoInst *ins);
2347 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2348 void mono_print_code (MonoCompile *cfg, const char *msg);
2349 MONO_API void mono_print_method_from_ip (void *ip);
2350 MONO_API char *mono_pmip (void *ip);
2351 gboolean mono_debug_count (void);
2352 MONO_API const char* mono_inst_name (int op);
2353 int mono_op_to_op_imm (int opcode);
2354 int mono_op_imm_to_op (int opcode);
2355 int mono_load_membase_to_load_mem (int opcode);
2356 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2357 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2358 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2359 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2360 guint32 mono_reverse_branch_op (guint32 opcode);
2361 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2362 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2363 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2364 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2365 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2366 guint mono_patch_info_hash (gconstpointer data);
2367 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2368 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2369 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2370 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2371 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2372 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2373 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2374 MonoLMF * mono_get_lmf (void);
2375 MonoLMF** mono_get_lmf_addr (void);
2376 void mono_set_lmf (MonoLMF *lmf);
2377 MonoJitTlsData* mono_get_jit_tls (void);
2378 MONO_API gpointer mono_jit_thread_attach (MonoDomain *domain, gpointer *dummy);
2379 MONO_API void mono_jit_thread_detach (gpointer cookie, gpointer *dummy);
2380 gint32 mono_get_jit_tls_offset (void);
2381 gint32 mono_get_lmf_tls_offset (void);
2382 gint32 mono_get_lmf_addr_tls_offset (void);
2383 int mini_get_tls_offset (MonoTlsKey key);
2384 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2385 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2386 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2387 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2388 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2389 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2390 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2391 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2392 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2393 void mono_analyze_liveness (MonoCompile *cfg);
2394 void mono_analyze_liveness_gc (MonoCompile *cfg);
2395 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2396 void mono_global_regalloc (MonoCompile *cfg);
2397 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2398 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2399 void mono_destroy_compile (MonoCompile *cfg);
2400 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2401 void mono_print_ins_index (int i, MonoInst *ins);
2402 void mono_print_ins (MonoInst *ins);
2403 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2404 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2405 MonoInst *mono_get_got_var (MonoCompile *cfg);
2406 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2407 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2408 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2409 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, MonoJitICallInfo *info, MonoInst **args);
2410 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2411 void mono_create_helper_signatures (void);
2413 gboolean mini_class_is_system_array (MonoClass *klass);
2414 MonoMethodSignature *mono_get_element_address_signature (int arity);
2415 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2416 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2418 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2419 void mono_linterval_print (MonoLiveInterval *interval);
2420 void mono_linterval_print_nl (MonoLiveInterval *interval);
2421 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2422 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2423 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2424 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2426 /* Native Client functions */
2427 gpointer mono_realloc_native_code(MonoCompile *cfg);
2428 #ifdef __native_client_codegen__
2429 void mono_nacl_align_inst(guint8 **pcode, int instlen);
2430 void mono_nacl_align_call(guint8 **start, guint8 **pcode);
2431 guint8 *mono_nacl_pad_call(guint8 *code, guint8 ilength);
2432 guint8 *mono_nacl_align(guint8 *code);
2433 void mono_nacl_fix_patches(const guint8 *code, MonoJumpInfo *ji);
2434 /* Defined for each arch */
2435 guint8 *mono_arch_nacl_pad(guint8 *code, int pad);
2436 guint8 *mono_arch_nacl_skip_nops(guint8 *code);
2438 #if defined(TARGET_X86)
2439 #define kNaClAlignment kNaClAlignmentX86
2440 #define kNaClAlignmentMask kNaClAlignmentMaskX86
2441 #elif defined(TARGET_AMD64)
2442 #define kNaClAlignment kNaClAlignmentAMD64
2443 #define kNaClAlignmentMask kNaClAlignmentMaskAMD64
2444 #elif defined(TARGET_ARM)
2445 #define kNaClAlignment kNaClAlignmentARM
2446 #define kNaClAlignmentMask kNaClAlignmentMaskARM
2449 #define NACL_BUNDLE_ALIGN_UP(p) ((((p)+kNaClAlignmentMask)) & ~kNaClAlignmentMask)
2452 #if defined(__native_client__) || defined(__native_client_codegen__)
2453 extern volatile int __nacl_thread_suspension_needed;
2454 void __nacl_suspend_thread_if_needed(void);
2455 void mono_nacl_gc(void);
2458 #if defined(__native_client_codegen__) || defined(__native_client__)
2459 #define NACL_SIZE(a, b) (b)
2461 #define NACL_SIZE(a, b) (a)
2464 extern MonoDebugOptions debug_options;
2466 static inline MonoMethod*
2467 jinfo_get_method (MonoJitInfo *ji)
2469 return mono_jit_info_get_method (ji);
2473 void mono_aot_init (void);
2474 void mono_aot_cleanup (void);
2475 gpointer mono_aot_get_method (MonoDomain *domain,
2476 MonoMethod *method);
2477 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token);
2478 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2479 guint8* mono_aot_get_plt_entry (guint8 *code);
2480 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2481 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2482 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2483 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2484 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2485 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2486 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot);
2487 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2488 gpointer mono_aot_get_trampoline (const char *name);
2489 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2490 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2491 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2492 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2493 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2494 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2495 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2496 guint32 mono_aot_method_hash (MonoMethod *method);
2497 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2498 void mono_aot_set_make_unreadable (gboolean unreadable);
2499 gboolean mono_aot_is_pagefault (void *ptr);
2500 void mono_aot_handle_pagefault (void *ptr);
2501 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2502 guint32 mono_aot_find_method_index (MonoMethod *method);
2503 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2504 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2505 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2506 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2508 /* This is an exported function */
2509 MONO_API void mono_aot_register_module (gpointer *aot_info);
2511 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2513 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2514 * passed to the free function.
2516 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2518 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2519 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2521 void mono_xdebug_init (const char *xdebug_opts);
2522 void mono_save_xdebug_info (MonoCompile *cfg);
2523 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2524 /* This is an exported function */
2525 void mono_xdebug_flush (void);
2527 gboolean mono_method_blittable (MonoMethod *method);
2528 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2530 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2531 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2532 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2533 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2535 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2537 int mono_find_method_opcode (MonoMethod *method);
2538 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2539 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2540 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2541 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2543 void mono_trampolines_init (void);
2544 void mono_trampolines_cleanup (void);
2545 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2546 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2547 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2549 gboolean add_sync_wrapper,
2551 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2552 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2553 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2554 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2555 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2556 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2557 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2558 gpointer mono_create_monitor_enter_trampoline (void);
2559 gpointer mono_create_monitor_enter_v4_trampoline (void);
2560 gpointer mono_create_monitor_exit_trampoline (void);
2561 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2562 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2563 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2564 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2565 #ifndef DISABLE_REMOTING
2566 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2568 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2569 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2571 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2573 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2574 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2575 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2576 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2577 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2578 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2579 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2580 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2581 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2582 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2583 gpointer mini_get_nullified_class_init_trampoline (void);
2584 gpointer mini_get_single_step_trampoline (void);
2585 gpointer mini_get_breakpoint_trampoline (void);
2586 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2587 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2588 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2589 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2590 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface);
2591 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2593 gboolean mono_running_on_valgrind (void);
2594 void* mono_global_codeman_reserve (int size);
2595 void* nacl_global_codeman_get_dest(void *data);
2596 void mono_global_codeman_commit(void *data, int size, int newsize);
2597 void nacl_global_codeman_validate(guint8 **buf_base, int buf_size, guint8 **code_end);
2598 const char *mono_regname_full (int reg, int bank);
2599 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2600 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2601 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2602 void mono_remove_critical_edges (MonoCompile *cfg);
2603 gboolean mono_is_regsize_var (MonoType *t);
2604 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2605 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2606 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2607 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2608 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2609 CompRelation mono_negate_cond (CompRelation cond);
2610 int mono_op_imm_to_op (int opcode);
2611 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2612 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2613 MonoUnwindOp *mono_create_unwind_op (int when,
2616 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2619 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2620 void mono_tramp_info_free (MonoTrampInfo *info);
2621 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2622 int mini_exception_id_by_name (const char *name);
2623 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2625 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2626 MonoInst *return_var, MonoInst **inline_args,
2627 guint inline_offset, gboolean is_virtual_call);
2629 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2630 void mono_decompose_long_opts (MonoCompile *cfg);
2631 void mono_decompose_vtype_opts (MonoCompile *cfg);
2632 void mono_decompose_array_access_opts (MonoCompile *cfg);
2633 void mono_decompose_soft_float (MonoCompile *cfg);
2634 void mono_local_emulate_ops (MonoCompile *cfg);
2635 void mono_handle_global_vregs (MonoCompile *cfg);
2636 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2637 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2638 void mono_if_conversion (MonoCompile *cfg);
2641 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2642 void mini_init_delegate (MonoDelegate *del);
2643 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2645 /* methods that must be provided by the arch-specific port */
2646 void mono_arch_init (void);
2647 void mono_arch_finish_init (void);
2648 void mono_arch_cleanup (void);
2649 void mono_arch_cpu_init (void);
2650 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2651 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2652 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2653 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2654 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2655 void mono_codegen (MonoCompile *cfg);
2656 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2657 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2658 const char *mono_arch_regname (int reg);
2659 const char *mono_arch_fregname (int reg);
2660 void mono_arch_exceptions_init (void);
2661 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2662 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2663 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2664 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2665 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2666 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2667 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2668 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2669 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2670 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2671 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2672 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2673 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2674 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2675 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors);
2676 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2677 void mono_arch_flush_icache (guint8 *code, gint size);
2678 int mono_arch_max_epilog_size (MonoCompile *cfg);
2679 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2680 void mono_arch_emit_epilog (MonoCompile *cfg);
2681 void mono_arch_emit_exceptions (MonoCompile *cfg);
2682 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2683 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2684 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2685 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2686 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2687 void mono_arch_fill_argument_info (MonoCompile *cfg);
2688 void mono_arch_allocate_vars (MonoCompile *m);
2689 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2690 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2691 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2692 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2693 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2694 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2695 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2696 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2697 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2698 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2699 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2700 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2701 GSList* mono_arch_get_delegate_invoke_impls (void);
2702 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2703 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2704 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2705 GSList* mono_arch_get_cie_program (void);
2706 void mono_arch_set_target (char *mtriple);
2707 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2708 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2709 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2710 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2711 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2712 int mono_arch_translate_tls_offset (int offset);
2713 gboolean mono_arch_opcode_supported (int opcode);
2714 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2716 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2717 gboolean mono_arch_is_soft_float (void);
2719 static inline MONO_ALWAYS_INLINE gboolean
2720 mono_arch_is_soft_float (void)
2726 /* Soft Debug support */
2727 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2728 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2729 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2730 void mono_arch_start_single_stepping (void);
2731 void mono_arch_stop_single_stepping (void);
2732 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2733 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2734 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2735 void mono_arch_skip_single_step (MonoContext *ctx);
2736 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2737 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2740 #ifdef USE_JUMP_TABLES
2742 mono_jumptable_init (void);
2744 mono_jumptable_add_entry (void);
2746 mono_jumptable_add_entries (guint32 entries);
2748 mono_jumptable_cleanup (void);
2750 mono_arch_jumptable_entry_from_code (guint8 *code);
2752 mono_jumptable_get_entry (guint8 *code);
2756 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2757 MonoJitInfo *ji, MonoContext *ctx,
2758 MonoContext *new_ctx, MonoLMF **lmf,
2759 mgreg_t **save_locations,
2760 StackFrameInfo *frame_info);
2761 gpointer mono_arch_get_throw_exception_by_name (void);
2762 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2763 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2764 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2765 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2766 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2767 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2768 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2769 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2770 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2771 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2772 gpointer mono_arch_ip_from_context (void *sigctx);
2773 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2774 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2775 void mono_arch_flush_register_windows (void);
2776 gboolean mono_arch_is_inst_imm (gint64 imm);
2777 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2778 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2779 guint32 mono_arch_get_patch_offset (guint8 *code);
2780 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2781 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2782 void mono_arch_save_unwind_info (MonoCompile *cfg);
2783 void mono_arch_register_lowlevel_calls (void);
2784 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2785 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2786 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2787 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2788 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2789 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2790 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2791 int mono_arch_get_this_arg_reg (guint8 *code);
2792 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2793 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2794 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2795 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2796 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2797 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2798 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2799 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2800 guint8* mono_arch_get_call_target (guint8 *code);
2801 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2802 GSList *mono_arch_get_trampolines (gboolean aot);
2804 /* Handle block guard */
2805 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2806 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2807 gpointer mono_create_handler_block_trampoline (void);
2808 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2810 /*New interruption machinery */
2812 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2815 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2818 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2821 /* Exception handling */
2822 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2824 void mono_exceptions_init (void);
2825 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2826 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2827 MONO_API void mono_print_thread_dump (void *sigctx);
2828 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2829 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2830 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2831 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2832 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2833 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2834 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2835 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2837 void mono_setup_altstack (MonoJitTlsData *tls);
2838 void mono_free_altstack (MonoJitTlsData *tls);
2839 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2840 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2841 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2842 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2844 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);
2846 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2847 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2848 void mono_restore_context (MonoContext *ctx);
2849 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2850 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2851 void mono_llvm_rethrow_exception (MonoObject *ex);
2852 void mono_llvm_throw_exception (MonoObject *ex);
2853 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2854 void mono_llvm_resume_exception (void);
2855 void mono_llvm_clear_exception (void);
2856 MonoObject *mono_llvm_load_exception (void);
2857 void mono_llvm_reset_exception (void);
2858 void mono_llvm_raise_exception (MonoException *e);
2859 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2862 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2863 MonoJitInfo *prev_ji, MonoContext *ctx,
2864 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2865 mgreg_t **save_locations,
2866 StackFrameInfo *frame);
2868 gpointer mono_get_throw_exception (void);
2869 gpointer mono_get_rethrow_exception (void);
2870 gpointer mono_get_call_filter (void);
2871 gpointer mono_get_restore_context (void);
2872 gpointer mono_get_throw_exception_by_name (void);
2873 gpointer mono_get_throw_corlib_exception (void);
2874 gpointer mono_get_throw_exception_addr (void);
2875 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2876 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2877 MonoReflectionMethod **method,
2878 gint32 *iloffset, gint32 *native_offset,
2879 MonoString **file, gint32 *line, gint32 *column);
2880 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2882 /* Installs a function which is called when the runtime encounters an unhandled exception.
2883 * This hook isn't expected to return.
2884 * If no hook has been installed, the runtime will print a message before aborting.
2886 typedef void (*MonoUnhandledExceptionFunc) (MonoObject *exc, gpointer user_data);
2887 MONO_API void mono_install_unhandled_exception_hook (MonoUnhandledExceptionFunc func, gpointer user_data);
2888 void mono_invoke_unhandled_exception_hook (MonoObject *exc);
2890 /* Dominator/SSA methods */
2891 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2892 void mono_compute_natural_loops (MonoCompile *cfg);
2893 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2894 void mono_ssa_compute (MonoCompile *cfg);
2895 void mono_ssa_remove (MonoCompile *cfg);
2896 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2897 void mono_ssa_cprop (MonoCompile *cfg);
2898 void mono_ssa_deadce (MonoCompile *cfg);
2899 void mono_ssa_strength_reduction (MonoCompile *cfg);
2900 void mono_free_loop_info (MonoCompile *cfg);
2901 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2903 void mono_ssa_compute2 (MonoCompile *cfg);
2904 void mono_ssa_remove2 (MonoCompile *cfg);
2905 void mono_ssa_cprop2 (MonoCompile *cfg);
2906 void mono_ssa_deadce2 (MonoCompile *cfg);
2908 /* debugging support */
2909 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2910 guint32 breakpoint_id);
2911 void mono_debug_open_method (MonoCompile *cfg);
2912 void mono_debug_close_method (MonoCompile *cfg);
2913 void mono_debug_free_method (MonoCompile *cfg);
2914 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2915 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2916 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2917 void mono_debug_add_aot_method (MonoDomain *domain,
2918 MonoMethod *method, guint8 *code_start,
2919 guint8 *debug_info, guint32 debug_info_len);
2920 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2921 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2923 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2926 MonoTraceSpec *mono_trace_parse_options (const char *options);
2927 void mono_trace_set_assembly (MonoAssembly *assembly);
2928 gboolean mono_trace_eval (MonoMethod *method);
2931 mono_perform_abc_removal (MonoCompile *cfg);
2933 mono_perform_abc_removal (MonoCompile *cfg);
2935 mono_perform_ssapre (MonoCompile *cfg);
2937 mono_local_cprop (MonoCompile *cfg);
2939 mono_local_cprop (MonoCompile *cfg);
2941 mono_local_deadce (MonoCompile *cfg);
2943 mono_local_alias_analysis (MonoCompile *cfg);
2945 /* Generic sharing */
2948 mono_set_generic_sharing_supported (gboolean supported);
2951 mono_set_generic_sharing_vt_supported (gboolean supported);
2954 mono_set_partial_sharing_supported (gboolean supported);
2957 mono_class_generic_sharing_enabled (MonoClass *klass);
2960 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2963 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2965 MonoMethodRuntimeGenericContext*
2966 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2969 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2972 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2975 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2978 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2981 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2982 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2985 mono_method_construct_object_context (MonoMethod *method);
2988 mono_method_get_declaring_generic_method (MonoMethod *method);
2991 mono_generic_context_check_used (MonoGenericContext *context);
2994 mono_class_check_context_used (MonoClass *klass);
2997 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
3000 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
3003 mono_method_is_generic_impl (MonoMethod *method);
3006 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3009 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3012 mini_class_is_generic_sharable (MonoClass *klass);
3016 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3019 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3022 mini_is_gsharedvt_gparam (MonoType *t);
3024 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3026 int mono_method_check_context_used (MonoMethod *method);
3028 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3030 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3031 guint32 token, guint32 token_source, guint32 rgctx_type,
3032 gint32 rgctx_index);
3034 void mono_generic_sharing_init (void);
3035 void mono_generic_sharing_cleanup (void);
3037 MonoClass* mini_class_get_container_class (MonoClass *klass);
3038 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3040 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3041 MonoType* mini_type_get_underlying_type (MonoType *type);
3042 MonoMethod* mini_get_shared_method (MonoMethod *method);
3043 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3044 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3045 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3046 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3048 int mini_type_stack_size (MonoType *t, int *align);
3049 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3050 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3051 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3053 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3055 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3056 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3058 #define MONO_TIME_TRACK(a, phase) \
3060 GTimer *timer = mono_time_track_start (); \
3062 mono_time_track_end (&(a), timer); \
3065 GTimer *mono_time_track_start (void);
3066 void mono_time_track_end (double *time, GTimer *timer);
3068 void mono_update_jit_stats (MonoCompile *cfg);
3070 gboolean mini_type_is_reference (MonoType *type);
3071 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3072 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3073 gboolean mini_is_gsharedvt_type (MonoType *t);
3074 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3075 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3076 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3077 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3078 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3079 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3080 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3081 gpointer mini_method_get_rgctx (MonoMethod *m);
3082 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3084 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3085 gint32 vcall_offset, gboolean calli);
3086 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3087 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3088 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3089 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3094 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3097 SIMD_VERSION_SSE1 = 1 << 0,
3098 SIMD_VERSION_SSE2 = 1 << 1,
3099 SIMD_VERSION_SSE3 = 1 << 2,
3100 SIMD_VERSION_SSSE3 = 1 << 3,
3101 SIMD_VERSION_SSE41 = 1 << 4,
3102 SIMD_VERSION_SSE42 = 1 << 5,
3103 SIMD_VERSION_SSE4a = 1 << 6,
3104 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3105 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3106 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3109 /* this value marks the end of the bit indexes used in
3112 SIMD_VERSION_INDEX_END = 6
3127 SIMD_PREFETCH_MODE_NTA,
3128 SIMD_PREFETCH_MODE_0,
3129 SIMD_PREFETCH_MODE_1,
3130 SIMD_PREFETCH_MODE_2,
3133 const char *mono_arch_xregname (int reg);
3134 void mono_simd_simplify_indirection (MonoCompile *cfg);
3135 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3136 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3137 void mono_simd_intrinsics_init (void);
3139 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3140 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3143 #define XDEBUG_ENABLED 1
3147 /* maybe enable also for other systems? */
3148 #define ENABLE_JIT_MAP 1
3149 void mono_enable_jit_map (void);
3150 void mono_emit_jit_map (MonoJitInfo *jinfo);
3151 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3152 gboolean mono_jit_map_is_enabled (void);
3154 #define mono_enable_jit_map()
3155 #define mono_emit_jit_map(ji)
3156 #define mono_emit_jit_tramp(s,z,d)
3157 #define mono_jit_map_is_enabled() (0)
3161 * Per-OS implementation functions.
3163 void mono_runtime_install_handlers (void);
3164 void mono_runtime_cleanup_handlers (void);
3165 void mono_runtime_setup_stat_profiler (void);
3166 void mono_runtime_shutdown_stat_profiler (void);
3167 void mono_runtime_posix_install_handlers (void);
3168 pid_t mono_runtime_syscall_fork (void);
3169 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3171 void mono_cross_helpers_run (void);
3177 #ifdef DISABLE_HW_TRAPS
3178 // Signal handlers not available
3179 #define MONO_ARCH_NEED_DIV_CHECK 1
3182 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3183 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3184 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3185 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3186 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3188 #ifndef MONO_ARCH_HAVE_TLS_GET
3189 #define MONO_ARCH_HAVE_TLS_GET 0
3192 #ifdef MONO_ARCH_VARARG_ICALLS
3193 #define ARCH_VARARG_ICALLS 1
3195 #define ARCH_VARARG_ICALLS 0
3199 * Native unwinder integration
3201 void mono_exception_native_unwind (void *ctx, MONO_SIG_HANDLER_INFO_TYPE *info);
3204 #endif /* __MONO_MINI_H__ */