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"
45 #include "mono/metadata/class-internals.h"
46 #include "mono/metadata/domain-internals.h"
47 #include "mono/metadata/object.h"
48 #include "mono/metadata/tabledefs.h"
49 #include "mono/metadata/marshal.h"
50 #include "mono/metadata/security-manager.h"
51 #include "mono/metadata/exception.h"
52 #include "mono/utils/mono-compiler.h"
54 #ifdef __native_client_codegen__
55 #include <nacl/nacl_dyncode.h>
60 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
61 * can be linked into both mono and mono-sgen.
63 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
64 #error "The code in mini/ should not depend on these defines."
68 /*#define __alignof__(a) sizeof(a)*/
69 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
73 #define MINI_DEBUG(level,limit,code)
75 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
78 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS) && defined(__GNUC__)
79 #define MONO_SUPPORT_TASKLETS 1
83 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
84 #define LLVM_ENABLED TRUE
86 #define COMPILE_LLVM(cfg) (0)
87 #define LLVM_ENABLED FALSE
90 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
91 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
93 #define COMPILE_SOFT_FLOAT(cfg) (0)
96 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
98 /* for 32 bit systems */
99 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
100 #define MINI_LS_WORD_IDX 0
101 #define MINI_MS_WORD_IDX 1
103 #define MINI_LS_WORD_IDX 1
104 #define MINI_MS_WORD_IDX 0
106 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
107 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
108 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
109 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
111 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
112 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
115 #define MONO_USE_AOT_COMPILER
118 /* Version number of the AOT file format */
119 #define MONO_AOT_FILE_VERSION 133
121 //TODO: This is x86/amd64 specific.
122 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
124 /* Remap printf to g_print (we use a mix of these in the mini code) */
125 #ifdef PLATFORM_ANDROID
126 #define printf g_print
129 #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)))))
131 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
133 /* Constants used to encode different types of methods in AOT */
135 MONO_AOT_METHODREF_MIN = 240,
136 /* Image index bigger than METHODREF_MIN */
137 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
138 /* Runtime provided methods on arrays */
139 MONO_AOT_METHODREF_ARRAY = 250,
140 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
142 MONO_AOT_METHODREF_WRAPPER = 252,
143 /* Methods on generic instances */
144 MONO_AOT_METHODREF_GINST = 253,
145 /* Methods resolve using a METHODSPEC token */
146 MONO_AOT_METHODREF_METHODSPEC = 254,
149 /* Constants used to encode different types of types in AOT */
152 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
153 /* typedef index + image index */
154 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
156 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
158 MONO_AOT_TYPEREF_GINST = 4,
159 /* type/method variable */
160 MONO_AOT_TYPEREF_VAR = 5,
162 MONO_AOT_TYPEREF_ARRAY = 6,
163 /* blob index of the type encoding */
164 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
166 MONO_AOT_TYPEREF_PTR = 8
169 /* Trampolines which we have a lot of */
171 MONO_AOT_TRAMP_SPECIFIC = 0,
172 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
173 MONO_AOT_TRAMP_IMT_THUNK = 2,
174 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
175 MONO_AOT_TRAMP_NUM = 4
179 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
180 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
181 MONO_AOT_FILE_FLAG_DEBUG = 4,
182 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
183 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
184 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
185 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
190 MONO_AOT_TABLE_IMAGE_TABLE,
191 MONO_AOT_TABLE_CLASS_NAME,
192 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
193 MONO_AOT_TABLE_EX_INFO_OFFSETS,
194 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
195 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
196 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
197 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
198 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
202 /* This structure is stored in the AOT file */
203 typedef struct MonoAotFileInfo
205 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
210 /* All the pointers should be at the start to avoid alignment problems */
212 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
213 /* Global Offset Table for JITted code */
215 /* Global Offset Table for LLVM code */
217 /* Mono EH Frame created by llc when using LLVM */
218 gpointer mono_eh_frame;
219 /* Points to the get_method () function in the LLVM image or NULL */
220 gpointer llvm_get_method;
221 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
222 gpointer llvm_get_unbox_tramp;
223 gpointer jit_code_start;
224 gpointer jit_code_end;
225 gpointer method_addresses;
228 gpointer class_name_table;
229 gpointer class_info_offsets;
230 gpointer method_info_offsets;
231 gpointer ex_info_offsets;
232 gpointer extra_method_info_offsets;
233 gpointer extra_method_table;
234 gpointer got_info_offsets;
235 gpointer llvm_got_info_offsets;
236 gpointer image_table;
238 /* The GUID of the assembly which the AOT image was generated from */
239 gpointer assembly_guid;
241 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
244 gpointer runtime_version;
245 /* Blocks of various kinds of trampolines */
246 gpointer specific_trampolines;
247 gpointer static_rgctx_trampolines;
249 gpointer gsharedvt_arg_trampolines;
250 /* In static mode, points to a table of global symbols for trampolines etc */
252 /* Points to a string containing the assembly name*/
253 gpointer assembly_name;
254 /* Start of Mono's Program Linkage Table */
256 /* End of Mono's Program Linkage Table */
258 gpointer unwind_info;
259 /* Points to a table mapping methods to their unbox trampolines */
260 gpointer unbox_trampolines;
261 /* Points to the end of the previous table */
262 gpointer unbox_trampolines_end;
263 /* Points to a table of unbox trampoline addresses/offsets */
264 gpointer unbox_trampoline_addresses;
265 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
268 /* The index of the first GOT slot used by the PLT */
269 guint32 plt_got_offset_base;
270 /* Number of entries in the GOT */
272 /* Number of entries in the PLT */
274 /* Number of methods */
276 /* A union of MonoAotFileFlags */
278 /* Optimization flags used to compile the module */
280 /* SIMD flags used to compile the module */
282 /* Index of the blob entry holding the GC used by this module */
283 gint32 gc_name_index;
284 guint32 num_rgctx_fetch_trampolines;
285 /* These are used for sanity checking object layout problems when cross-compiling */
286 guint32 double_align, long_align, generic_tramp_num;
287 /* The page size used by trampoline pages */
288 guint32 tramp_page_size;
290 * The number of GOT entries which need to be preinitialized when the
293 guint32 nshared_got_entries;
294 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
295 guint32 datafile_size;
298 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
299 // FIXME: Sync with AOT
300 guint32 table_offsets [MONO_AOT_TABLE_NUM];
301 /* Number of trampolines */
302 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
303 /* The indexes of the first GOT slots used by the trampolines */
304 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
305 /* The size of one trampoline */
306 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
307 /* The offset where the trampolines begin on a trampoline page */
308 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
311 /* Number of symbols in the MonoAotFileInfo structure */
312 #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)
318 } MonoClassMethodPair;
325 } MonoDelegateClassMethodPair;
327 /* Per-domain information maintained by the JIT */
330 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
331 GHashTable *jump_target_got_slot_hash;
332 GHashTable *jump_target_hash;
333 /* Maps methods/klasses to the address of the given type of trampoline */
334 GHashTable *class_init_trampoline_hash;
335 GHashTable *jump_trampoline_hash;
336 GHashTable *jit_trampoline_hash;
337 GHashTable *delegate_trampoline_hash;
338 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
339 GHashTable *static_rgctx_trampoline_hash;
340 GHashTable *llvm_vcall_trampoline_hash;
341 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
342 GHashTable *dynamic_code_hash;
343 GHashTable *method_code_hash;
344 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
345 MonoConcurrentHashTable *runtime_invoke_hash;
346 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
347 /* Protected by the domain lock */
348 GHashTable *seq_points;
349 /* Debugger agent data */
351 /* Maps MonoMethod to an arch-specific structure */
352 GHashTable *arch_seq_points;
353 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
354 GHashTable *gsharedvt_arg_tramp_hash;
355 /* memcpy/bzero methods specialized for small constant sizes */
356 gpointer *memcpy_addr [17];
357 gpointer *bzero_addr [17];
358 gpointer llvm_module;
359 /* Maps MonoMethod -> GSlist of addresses */
360 GHashTable *llvm_jit_callees;
365 MonoCodeManager *code_mp;
366 } MonoJitDynamicMethodInfo;
368 /* An extension of MonoGenericParamFull used in generic sharing */
370 MonoGenericParamFull param;
371 MonoGenericParam *parent;
372 } MonoGSharedGenericParam;
374 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
376 /* Contains a list of ips which needs to be patched when a method is compiled */
387 * Information about a stack frame.
388 * FIXME This typedef exists only to avoid tons of code rewriting
390 typedef MonoStackFrameInfo StackFrameInfo;
393 #define mono_bitset_foreach_bit(set,b,n) \
394 for (b = 0; b < n; b++)\
395 if (mono_bitset_test_fast(set,b))
397 #define mono_bitset_foreach_bit(set,b,n) \
398 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
402 * Pull the list of opcodes
404 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
408 #include "mono/cil/opcode.def"
413 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
415 #define MONO_INST_NULLIFY_SREGS(dest) do { \
416 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
419 #define MONO_INST_NEW(cfg,dest,op) do { \
420 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
421 (dest)->opcode = (op); \
423 MONO_INST_NULLIFY_SREGS ((dest)); \
424 (dest)->cil_code = (cfg)->ip; \
427 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
428 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
429 (dest)->inst.opcode = (op); \
430 (dest)->inst.dreg = -1; \
431 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
432 (dest)->inst.cil_code = (cfg)->ip; \
435 #define MONO_ADD_INS(b,inst) do { \
436 if ((b)->last_ins) { \
437 (b)->last_ins->next = (inst); \
438 (inst)->prev = (b)->last_ins; \
439 (b)->last_ins = (inst); \
441 (b)->code = (b)->last_ins = (inst); \
445 #define NULLIFY_INS(ins) do { \
446 (ins)->opcode = OP_NOP; \
448 MONO_INST_NULLIFY_SREGS ((ins)); \
451 /* Remove INS from BB */
452 #define MONO_REMOVE_INS(bb,ins) do { \
454 (ins)->prev->next = (ins)->next; \
456 (ins)->next->prev = (ins)->prev; \
457 if ((bb)->code == (ins)) \
458 (bb)->code = (ins)->next; \
459 if ((bb)->last_ins == (ins)) \
460 (bb)->last_ins = (ins)->prev; \
463 /* Remove INS from BB and nullify it */
464 #define MONO_DELETE_INS(bb,ins) do { \
465 MONO_REMOVE_INS ((bb), (ins)); \
466 NULLIFY_INS ((ins)); \
470 * this is used to determine when some branch optimizations are possible: we exclude FP compares
471 * because they have weird semantics with NaNs.
473 #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))
474 #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))
476 #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))
478 #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)))
480 #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)))
483 #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))
484 #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))
485 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
487 #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)))
489 #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)))
491 #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))))
493 /* FIXME: Add more instructions */
494 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
495 #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))
497 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
500 #ifdef MONO_ARCH_SIMD_INTRINSICS
502 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
503 #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))
504 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
505 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
506 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
508 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
512 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
513 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
514 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
515 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
516 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
517 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
519 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
523 typedef struct MonoInstList MonoInstList;
524 typedef struct MonoInst MonoInst;
525 typedef struct MonoCallInst MonoCallInst;
526 typedef struct MonoCallArgParm MonoCallArgParm;
527 typedef struct MonoMethodVar MonoMethodVar;
528 typedef struct MonoBasicBlock MonoBasicBlock;
529 typedef struct MonoLMF MonoLMF;
530 typedef struct MonoSpillInfo MonoSpillInfo;
531 typedef struct MonoTraceSpec MonoTraceSpec;
533 extern MonoNativeTlsKey mono_jit_tls_id;
534 extern MonoTraceSpec *mono_jit_trace_calls;
535 extern gboolean mono_break_on_exc;
536 extern int mono_exc_esp_offset;
537 extern gboolean mono_compile_aot;
538 extern gboolean mono_aot_only;
539 extern gboolean mono_llvm_only;
540 extern MonoAotMode mono_aot_mode;
541 extern MonoMethodDesc *mono_inject_async_exc_method;
542 extern int mono_inject_async_exc_pos;
543 extern MonoMethodDesc *mono_break_at_bb_method;
544 extern int mono_break_at_bb_bb_num;
545 extern gboolean mono_verify_all;
546 extern gboolean mono_do_x86_stack_align;
547 extern const char *mono_build_date;
548 extern gboolean mono_do_signal_chaining;
549 extern gboolean mono_do_crash_chaining;
550 extern MONO_API gboolean mono_use_llvm;
551 extern gboolean mono_do_single_method_regression;
552 extern guint32 mono_single_method_regression_opt;
553 extern MonoMethod *mono_current_single_method;
554 extern GSList *mono_single_method_list;
555 extern GHashTable *mono_single_method_hash;
556 extern gboolean mono_using_xdebug;
557 extern int mini_verbose;
558 extern int valgrind_register;
560 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
562 extern const char ins_info[];
563 extern const gint8 ins_sreg_counts [];
566 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
568 #define mono_inst_get_num_src_registers(ins) 0
571 #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)))
573 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
575 #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)
577 #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)
579 #define mono_bb_first_ins(bb) (bb)->code
581 struct MonoSpillInfo {
586 * Information about a call site for the GC map creation code
589 /* The next offset after the call instruction */
591 /* The basic block containing the call site */
594 * The set of variables live at the call site.
595 * Has length cfg->num_varinfo in bits.
599 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
606 * The IR-level extended basic block.
608 * A basic block can have multiple exits just fine, as long as the point of
609 * 'departure' is the last instruction in the basic block. Extended basic
610 * blocks, on the other hand, may have instructions that leave the block
611 * midstream. The important thing is that they cannot be _entered_
612 * midstream, ie, execution of a basic block (or extened bb) always start
613 * at the beginning of the block, never in the middle.
615 struct MonoBasicBlock {
618 /* the next basic block in the order it appears in IL */
619 MonoBasicBlock *next_bb;
622 * Before instruction selection it is the first tree in the
623 * forest and the first item in the list of trees. After
624 * instruction selection it is the first instruction and the
625 * first item in the list of instructions.
629 /* unique block number identification */
634 /* Basic blocks: incoming and outgoing counts and pointers */
635 /* Each bb should only appear once in each array */
636 gint16 out_count, in_count;
637 MonoBasicBlock **in_bb;
638 MonoBasicBlock **out_bb;
640 /* Points to the start of the CIL code that initiated this BB */
641 unsigned char* cil_code;
643 /* Length of the CIL block */
646 /* The offset of the generated code, used for fixups */
648 /* The length of the generated code, doesn't include alignment padding */
650 /* The real native offset, which includes alignment padding too */
651 int real_native_offset;
655 /* Visited and reachable flags */
659 * SSA and loop based flags
661 MonoBitSet *dominators;
662 MonoBitSet *dfrontier;
663 MonoBasicBlock *idom;
665 /* fast dominator algorithm */
666 MonoBasicBlock *df_parent, *ancestor, *child, *label;
667 int size, sdom, idomn;
669 /* loop nesting and recognition */
672 gint8 loop_body_start;
675 * Whenever the bblock is rarely executed so it should be emitted after
676 * the function epilog.
678 guint out_of_line : 1;
679 /* Caches the result of uselessness calculation during optimize_branches */
680 guint not_useless : 1;
681 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
682 guint has_array_access : 1;
683 /* Whenever this bblock is extended, ie. it has branches inside it */
685 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
686 guint has_jump_table : 1;
687 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
688 guint has_call_handler : 1;
689 /* Whenever this bblock starts a try block */
693 /* The offset of the CIL instruction in this bblock which ends a try block */
698 * If this is set, extend the try range started by this bblock by an arch specific
699 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
702 guint extend_try_block : 1;
704 /* use for liveness analysis */
706 MonoBitSet *kill_set;
707 MonoBitSet *live_in_set;
708 MonoBitSet *live_out_set;
710 /* fields to deal with non-empty stack slots at bb boundary */
711 guint16 out_scount, in_scount;
712 MonoInst **out_stack;
715 /* we use that to prevent merging of bblocks covered by different clauses*/
719 MonoInst *last_seq_point;
721 GSList *spill_slot_defs;
723 /* List of call sites in this bblock sorted by pc_offset */
724 GSList *gc_callsites;
727 * The region encodes whether the basic block is inside
728 * a finally, catch, filter or none of these.
730 * If the value is -1, then it is neither finally, catch nor filter
732 * Otherwise the format is:
734 * Bits: | 0-3 | 4-7 | 8-31
736 * | clause-flags | MONO_REGION | clause-index
741 /* The current symbolic register number, used in local register allocation. */
748 BB_REACHABLE = 1 << 1,
749 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
750 BB_EXCEPTION_UNSAFE = 1 << 3,
751 BB_EXCEPTION_HANDLER = 1 << 4,
752 /* for Native Client, mark the blocks that can be jumped to indirectly */
753 BB_INDIRECT_JUMP_TARGET = 1 << 5
756 typedef struct MonoMemcpyArgs {
762 /* Scalar argument passed by value */
764 /* Only in ainfo->pair_storage */
766 /* Only in ainfo->pair_storage */
768 /* Valuetype passed in 1-2 consecutive register */
771 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
773 /* Fixed size argument passed to/returned from gsharedvt method by ref */
774 LLVMArgGsharedvtFixed,
775 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
776 LLVMArgGsharedvtFixedVtype,
777 /* Variable sized argument passed to/returned from gsharedvt method by ref */
778 LLVMArgGsharedvtVariable,
779 /* Vtype passed as one int array argument */
781 /* Vtype passed as a set of fp arguments */
784 * Only for returns, a structure which
785 * consists of floats/doubles.
789 /* Vtype returned as an int */
794 LLVMArgStorage storage;
797 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
798 * This contains how the parts of the vtype are passed.
800 LLVMArgStorage pair_storage [8];
802 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
803 * If storage == LLVMArgAsFpArgs, this is the number of arguments
804 * used to pass the value.
805 * If storage == LLVMArgFpStruct, this is the number of fields
809 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
811 /* Parameter index in the LLVM signature */
814 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
820 /* Whenever there is an rgctx argument */
822 /* Whenever there is an IMT argument */
825 * The position of the vret arg in the argument list.
826 * Only if ret->storage == ArgVtypeRetAddr.
830 /* The indexes of various special arguments in the LLVM signature */
831 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
833 /* Inline array of argument info */
834 /* args [0] is for the this argument if it exists */
835 LLVMArgInfo args [1];
838 #define MONO_MAX_SRC_REGS 3
842 guint8 type; /* stack type */
845 /* used by the register allocator */
846 gint32 dreg, sreg1, sreg2, sreg3;
848 MonoInst *next, *prev;
855 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
857 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
863 MonoMethodSignature *signature;
864 MonoBasicBlock **many_blocks;
865 MonoBasicBlock *target_block;
870 MonoCallInst *call_inst;
871 MonoExceptionClause *exception_clause;
877 const unsigned char* cil_code; /* for debugging and bblock splitting */
879 /* used mostly by the backend to store additional info it may need */
884 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
887 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
888 gboolean record_cast_details; /* For CEE_CASTCLASS */
889 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
890 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
891 int pc_offset; /* OP_GC_LIVERANGE_START/END */
894 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
895 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
896 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
898 int memory_barrier_kind;
904 struct MonoCallInst {
906 MonoMethodSignature *signature;
913 guint stack_align_amount;
914 guint is_virtual : 1;
916 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
917 guint fptr_is_patch : 1;
919 * If this is true, then the call returns a vtype in a register using the same
920 * calling convention as OP_CALL.
922 guint vret_in_reg : 1;
923 /* Whenever vret_in_reg returns fp values */
924 guint vret_in_reg_fp : 1;
925 /* Whenever there is an IMT argument and it is dynamic */
926 guint dynamic_imt_arg : 1;
927 /* Whenever there is an RGCTX argument */
928 guint32 rgctx_reg : 1;
929 /* Whenever the call will need an unbox trampoline */
930 guint need_unbox_trampoline : 1;
931 regmask_t used_iregs;
932 regmask_t used_fregs;
933 GSList *out_ireg_args;
934 GSList *out_freg_args;
939 int rgctx_arg_reg, imt_arg_reg;
942 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
947 struct MonoCallArgParm {
956 * Note: some of the values overlap, because they can't appear
957 * in the same MonoInst.
960 MONO_INST_HAS_METHOD = 1,
961 MONO_INST_INIT = 1, /* in localloc */
962 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
963 MONO_INST_IS_DEAD = 2,
964 MONO_INST_TAILCALL = 4,
965 MONO_INST_VOLATILE = 4,
966 MONO_INST_NOTYPECHECK = 4,
967 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
968 MONO_INST_UNALIGNED = 8,
969 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
970 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
971 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
972 /* the address of the variable has been taken */
973 MONO_INST_INDIRECT = 16,
974 MONO_INST_NORANGECHECK = 16,
975 /* On loads, the source address can be null */
976 MONO_INST_FAULT = 32,
978 * On variables, identifies LMF variables. These variables have a dummy type (int), but
979 * require stack space for a MonoLMF struct.
982 /* On loads, the source address points to a constant value */
983 MONO_INST_INVARIANT_LOAD = 64,
984 /* On variables, the variable needs GC tracking */
985 MONO_INST_GC_TRACK = 128,
987 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
988 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
990 MONO_INST_GC_CALLSITE = 128,
991 /* On comparisons, mark the branch following the condition as likely to be taken */
992 MONO_INST_LIKELY = 128,
995 #define inst_c0 data.op[0].const_val
996 #define inst_c1 data.op[1].const_val
997 #define inst_i0 data.op[0].src
998 #define inst_i1 data.op[1].src
999 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1000 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1001 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1003 #define inst_p0 data.op[0].p
1004 #define inst_p1 data.op[1].p
1006 #define inst_l data.i8const
1007 #define inst_r data.r8const
1008 #define inst_left data.op[0].src
1009 #define inst_right data.op[1].src
1011 #define inst_newa_len data.op[0].src
1012 #define inst_newa_class data.op[1].klass
1014 #define inst_var data.op[0].var
1015 #define inst_vtype data.op[1].vtype
1016 /* in branch instructions */
1017 #define inst_many_bb data.op[1].many_blocks
1018 #define inst_target_bb data.op[0].target_block
1019 #define inst_true_bb data.op[1].many_blocks[0]
1020 #define inst_false_bb data.op[1].many_blocks[1]
1022 #define inst_basereg sreg1
1023 #define inst_indexreg sreg2
1024 #define inst_destbasereg dreg
1025 #define inst_offset data.op[0].const_val
1026 #define inst_imm data.op[1].const_val
1027 #define inst_call data.op[1].call_inst
1029 #define inst_phi_args data.op[1].phi_args
1030 #define inst_eh_block data.op[1].exception_clause
1033 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1035 ins->sreg1 = regs [0];
1036 ins->sreg2 = regs [1];
1037 ins->sreg3 = regs [2];
1040 /* instruction description for use in regalloc/scheduling */
1043 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1048 /* Unused, commented out to reduce the size of the mdesc tables
1059 guint16 tid; /* tree number */
1060 guint16 bid; /* block number */
1066 MonoPosition first_use, last_use;
1069 typedef struct MonoLiveRange2 MonoLiveRange2;
1071 struct MonoLiveRange2 {
1073 MonoLiveRange2 *next;
1077 /* List of live ranges sorted by 'from' */
1078 MonoLiveRange2 *range;
1079 MonoLiveRange2 *last_range;
1083 * Additional information about a variable
1085 struct MonoMethodVar {
1086 guint idx; /* inside cfg->varinfo, cfg->vars */
1087 MonoLiveRange range; /* generated by liveness analysis */
1088 MonoLiveInterval *interval; /* generated by liveness analysis */
1089 int reg; /* != -1 if allocated into a register */
1091 MonoBitSet *def_in; /* used by SSA */
1092 MonoInst *def; /* used by SSA */
1093 MonoBasicBlock *def_bb; /* used by SSA */
1094 GList *uses; /* used by SSA */
1095 char cpstate; /* used by SSA conditional constant propagation */
1096 /* The native offsets corresponding to the live range of the variable */
1097 gint32 live_range_start, live_range_end;
1099 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1106 * Stores state need to resume exception handling when using LLVM
1111 MonoContext ctx, new_ctx;
1115 int first_filter_idx, filter_idx;
1119 gpointer end_of_stack;
1121 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1124 gpointer restore_stack_prot;
1125 guint32 handling_stack_ovf;
1126 gpointer signal_stack;
1127 guint32 signal_stack_size;
1128 gpointer stack_ovf_guard_base;
1129 guint32 stack_ovf_guard_size;
1130 guint stack_ovf_valloced : 1;
1131 void (*abort_func) (MonoObject *object);
1132 /* Used to implement --debug=casts */
1133 MonoClass *class_cast_from, *class_cast_to;
1135 /* Stores state needed by handler block with a guard */
1137 ResumeState resume_state;
1139 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1140 /* handler block return address */
1141 gpointer handler_block_return_address;
1143 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1144 is an activation on stack making sure it will remain alive.*/
1145 MonoJitExceptionInfo *handler_block;
1147 /* context to be used by the guard trampoline when resuming interruption.*/
1148 MonoContext handler_block_context;
1150 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1151 * when it is called from profiler functions during exception handling.
1153 MonoContext orig_ex_ctx;
1154 gboolean orig_ex_ctx_set;
1157 * Stores if we need to run a chained exception in Windows.
1159 gboolean mono_win_chained_exception_needs_run;
1162 * The current exception in flight
1167 * The calling assembly in llvmonly mode.
1169 MonoImage *calling_image;
1173 * This structure is an extension of MonoLMF and contains extra information.
1177 gboolean debugger_invoke;
1178 MonoContext ctx; /* if debugger_invoke is TRUE */
1181 /* Generic sharing */
1184 * Flags for which contexts were used in inflating a generic.
1187 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1188 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1192 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1193 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1194 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1195 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1199 MONO_RGCTX_INFO_STATIC_DATA,
1200 MONO_RGCTX_INFO_KLASS,
1201 MONO_RGCTX_INFO_ELEMENT_KLASS,
1202 MONO_RGCTX_INFO_VTABLE,
1203 MONO_RGCTX_INFO_TYPE,
1204 MONO_RGCTX_INFO_REFLECTION_TYPE,
1205 MONO_RGCTX_INFO_METHOD,
1206 /* In llvmonly mode, this is a function descriptor */
1207 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1208 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1209 MONO_RGCTX_INFO_CLASS_FIELD,
1210 MONO_RGCTX_INFO_METHOD_RGCTX,
1211 MONO_RGCTX_INFO_METHOD_CONTEXT,
1212 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1213 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1214 MONO_RGCTX_INFO_CAST_CACHE,
1215 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1216 MONO_RGCTX_INFO_VALUE_SIZE,
1217 /* +1 to avoid zero values in rgctx slots */
1218 MONO_RGCTX_INFO_FIELD_OFFSET,
1219 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1220 /* In llvmonly mode, this is a function descriptor */
1221 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1222 /* Same for virtual calls */
1223 /* In llvmonly mode, this is a function descriptor */
1224 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1225 /* Same for calli, associated with a signature */
1226 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1227 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1228 /* One of MONO_GSHAREDVT_BOX_TYPE */
1229 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1230 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1231 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1232 MONO_RGCTX_INFO_LOCAL_OFFSET,
1233 MONO_RGCTX_INFO_MEMCPY,
1234 MONO_RGCTX_INFO_BZERO,
1235 /* The address of Nullable<T>.Box () */
1236 /* In llvmonly mode, this is a function descriptor */
1237 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1238 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1239 /* MONO_PATCH_INFO_VCALL_METHOD */
1240 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1242 * MONO_PATCH_INFO_VCALL_METHOD
1243 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1244 * which implements the method.
1246 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1247 } MonoRgctxInfoType;
1249 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1250 MonoRgctxInfoType info_type;
1252 struct _MonoRuntimeGenericContextInfoTemplate *next;
1253 } MonoRuntimeGenericContextInfoTemplate;
1256 MonoClass *next_subclass;
1257 MonoRuntimeGenericContextInfoTemplate *infos;
1258 GSList *method_templates;
1259 } MonoRuntimeGenericContextTemplate;
1262 MonoVTable *class_vtable; /* must be the first element */
1263 MonoGenericInst *method_inst;
1264 gpointer infos [MONO_ZERO_LEN_ARRAY];
1265 } MonoMethodRuntimeGenericContext;
1267 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1269 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1270 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1271 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1272 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1274 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1278 MonoRuntimeGenericContextInfoTemplate *entries;
1279 int num_entries, count_entries;
1280 } MonoGSharedVtMethodInfo;
1282 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1286 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1287 * We use this instead of rgctx slots since these can be loaded using a load instead
1288 * of a call to an rgctx fetch trampoline.
1290 gpointer entries [MONO_ZERO_LEN_ARRAY];
1291 } MonoGSharedVtMethodRuntimeInfo;
1297 MonoMethodSignature *invoke_sig;
1298 MonoMethodSignature *sig;
1299 gpointer method_ptr;
1300 gpointer invoke_impl;
1302 gpointer impl_nothis;
1303 gboolean need_rgctx_tramp;
1304 } MonoDelegateTrampInfo;
1307 * A function descriptor, which is a function address + argument pair.
1308 * In llvm-only mode, these are used instead of trampolines to pass
1309 * extra arguments to runtime functions/methods.
1318 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1319 #include "patch-info.h"
1325 * We need to store the image which the token refers to along with the token,
1326 * since the image might not be the same as the image of the method which
1327 * contains the relocation, because of inlining.
1329 typedef struct MonoJumpInfoToken {
1332 gboolean has_context;
1333 MonoGenericContext context;
1334 } MonoJumpInfoToken;
1336 typedef struct MonoJumpInfoBBTable {
1337 MonoBasicBlock **table;
1339 } MonoJumpInfoBBTable;
1341 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1343 /* Contains information describing an LLVM IMT trampoline */
1344 typedef struct MonoJumpInfoImtTramp {
1347 } MonoJumpInfoImtTramp;
1349 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1352 * Represents the method which is called when a virtual call is made to METHOD
1353 * on a receiver of type KLASS.
1356 /* Receiver class */
1358 /* Virtual method */
1360 } MonoJumpInfoVirtMethod;
1362 typedef struct MonoJumpInfo MonoJumpInfo;
1363 struct MonoJumpInfo {
1365 /* Relocation type for patching */
1373 MonoJumpInfoType type;
1375 gconstpointer target;
1376 #if SIZEOF_VOID_P == 8
1386 MonoClassField *field;
1390 MonoJumpInfoToken *token;
1391 MonoJumpInfoBBTable *table;
1392 MonoJumpInfoRgctxEntry *rgctx_entry;
1393 MonoJumpInfoImtTramp *imt_tramp;
1394 MonoJumpInfoGSharedVtCall *gsharedvt;
1395 MonoGSharedVtMethodInfo *gsharedvt_method;
1396 MonoMethodSignature *sig;
1397 MonoDelegateClassMethodPair *del_tramp;
1398 /* MONO_PATCH_INFO_VIRT_METHOD */
1399 MonoJumpInfoVirtMethod *virt_method;
1404 * Contains information for computing the
1405 * property given by INFO_TYPE of the runtime
1406 * object described by DATA.
1408 struct MonoJumpInfoRgctxEntry {
1411 MonoJumpInfo *data; /* describes the data to be loaded */
1412 MonoRgctxInfoType info_type;
1415 /* Contains information about a gsharedvt call */
1416 struct MonoJumpInfoGSharedVtCall {
1417 /* The original signature of the call */
1418 MonoMethodSignature *sig;
1419 /* The method which is called */
1424 MONO_TRAMPOLINE_JIT,
1425 MONO_TRAMPOLINE_JUMP,
1426 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1427 MONO_TRAMPOLINE_AOT,
1428 MONO_TRAMPOLINE_AOT_PLT,
1429 MONO_TRAMPOLINE_DELEGATE,
1430 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1431 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1432 MONO_TRAMPOLINE_VCALL,
1433 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1435 } MonoTrampolineType;
1437 /* These trampolines return normally to their caller */
1438 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1439 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1440 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1442 /* These trampolines receive an argument directly in a register */
1443 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1444 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1446 /* optimization flags */
1447 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1449 #include "optflags-def.h"
1454 * This structure represents a JIT backend.
1457 guint have_card_table_wb : 1;
1458 guint have_op_generic_class_init : 1;
1459 guint emulate_mul_div : 1;
1460 guint emulate_div : 1;
1461 guint emulate_long_shift_opts : 1;
1462 guint have_objc_get_selector : 1;
1463 guint have_generalized_imt_thunk : 1;
1464 guint have_tls_get : 1;
1465 guint have_tls_get_reg : 1;
1466 guint have_liverange_ops: 1;
1467 guint have_op_tail_call : 1;
1468 guint have_dummy_init : 1;
1469 guint gshared_supported : 1;
1470 guint use_fpstack : 1;
1472 guint need_got_var : 1;
1473 guint need_div_check : 1;
1474 guint no_unaligned_access : 1;
1475 int monitor_enter_adjustment;
1476 int dyn_call_param_area;
1479 /* Flags for mini_method_compile () */
1481 /* Whenever to run cctors during JITting */
1482 JIT_FLAG_RUN_CCTORS = (1 << 0),
1483 /* Whenever this is an AOT compilation */
1484 JIT_FLAG_AOT = (1 << 1),
1485 /* Whenever this is a full AOT compilation */
1486 JIT_FLAG_FULL_AOT = (1 << 2),
1487 /* Whenever to compile with LLVM */
1488 JIT_FLAG_LLVM = (1 << 3),
1489 /* Whenever to disable direct calls to direct calls to icall functions */
1490 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1491 /* Emit explicit null checks */
1492 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1493 /* Whenever to compile in llvm-only mode */
1494 JIT_FLAG_LLVM_ONLY = (1 << 6),
1497 /* Bit-fields in the MonoBasicBlock.region */
1498 #define MONO_REGION_TRY 0
1499 #define MONO_REGION_FINALLY 16
1500 #define MONO_REGION_CATCH 32
1501 #define MONO_REGION_FAULT 64 /* Currently unused */
1502 #define MONO_REGION_FILTER 128
1504 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1506 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1507 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1509 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1511 #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))))
1513 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1514 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1517 * Control Flow Graph and compilation unit information
1521 MonoMethodHeader *header;
1522 MonoMemPool *mempool;
1524 MonoMethodVar *vars;
1526 MonoBasicBlock *bb_entry;
1527 MonoBasicBlock *bb_exit;
1528 MonoBasicBlock *bb_init;
1529 MonoBasicBlock **bblocks;
1530 MonoBasicBlock **cil_offset_to_bb;
1531 MonoMemPool *state_pool; /* used by instruction selection */
1532 MonoBasicBlock *cbb; /* used by instruction selection */
1533 MonoInst *prev_ins; /* in decompose */
1534 MonoJumpInfo *patch_info;
1535 MonoJitInfo *jit_info;
1536 MonoJitDynamicMethodInfo *dynamic_info;
1537 guint num_bblocks, max_block_num;
1539 guint num_varinfo; /* used items in varinfo */
1540 guint varinfo_count; /* total storage in varinfo */
1543 gint cil_offset_to_bb_len;
1545 MonoSpillInfo *spill_info [16]; /* machine register spills */
1547 gint spill_info_len [16];
1548 /* unsigned char *cil_code; */
1549 MonoMethod *inlined_method; /* the method which is currently inlined */
1550 MonoInst *domainvar; /* a cache for the current domain */
1551 MonoInst *got_var; /* Global Offset Table variable */
1553 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1555 MonoType **arg_types;
1556 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1557 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1558 MonoGenericContext *generic_context;
1560 MonoBackend *backend;
1563 * This variable represents the hidden argument holding the vtype
1564 * return address. If the method returns something other than a vtype, or
1565 * the vtype is returned in registers this is NULL.
1567 MonoInst *vret_addr;
1570 * This is used to initialize the cil_code field of MonoInst's.
1572 const unsigned char *ip;
1574 struct MonoAliasingInformation *aliasing_info;
1576 /* A hashtable of region ID-> SP var mappings */
1577 /* An SP var is a place to store the stack pointer (used by handlers)*/
1580 /* A hashtable of region ID -> EX var mappings */
1581 /* An EX var stores the exception object passed to catch/filter blocks */
1584 GList *ldstr_list; /* used by AOT */
1589 GHashTable *cbb_hash;
1591 /* The current virtual register number */
1594 MonoGenericSharingContext gsctx;
1595 MonoGenericContext *gsctx_context;
1597 MonoGSharedVtMethodInfo *gsharedvt_info;
1599 /* Points to the gsharedvt locals area at runtime */
1600 MonoInst *gsharedvt_locals_var;
1602 /* The localloc instruction used to initialize gsharedvt_locals_var */
1603 MonoInst *gsharedvt_locals_var_ins;
1605 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1606 MonoInst *gsharedvt_info_var;
1608 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1609 MonoInst *attach_cookie;
1610 MonoInst *attach_dummy;
1613 MonoInst *lmf_addr_var;
1615 MonoInst *stack_inbalance_var;
1617 unsigned char *cil_start;
1618 #ifdef __native_client_codegen__
1619 /* this alloc is not aligned, native_code */
1620 /* is the 32-byte aligned version of this */
1621 unsigned char *native_code_alloc;
1623 unsigned char *native_code;
1629 regmask_t used_int_regs;
1631 guint32 prof_options;
1634 guint32 verbose_level;
1635 guint32 stack_usage;
1639 guint disable_aot : 1;
1640 guint disable_ssa : 1;
1641 guint disable_llvm : 1;
1642 guint enable_extended_bblocks : 1;
1643 guint run_cctors : 1;
1644 guint need_lmf_area : 1;
1645 guint compile_aot : 1;
1647 guint compile_llvm : 1;
1648 guint got_var_allocated : 1;
1649 guint ret_var_is_local : 1;
1650 guint ret_var_set : 1;
1651 guint unverifiable : 1;
1652 guint skip_visibility : 1;
1653 guint disable_reuse_registers : 1;
1654 guint disable_reuse_stack_slots : 1;
1655 guint disable_reuse_ref_stack_slots : 1;
1656 guint disable_ref_noref_stack_slot_share : 1;
1657 guint disable_initlocals_opt : 1;
1658 guint disable_initlocals_opt_refs : 1;
1659 guint disable_omit_fp : 1;
1660 guint disable_vreg_to_lvreg : 1;
1661 guint disable_deadce_vars : 1;
1662 guint disable_out_of_line_bblocks : 1;
1663 guint disable_direct_icalls : 1;
1664 guint create_lmf_var : 1;
1666 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1667 * instead of being generated in emit_prolog ()/emit_epilog ().
1671 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1672 * mono_lmf_addr TLS variable.
1674 guint lmf_ir_mono_lmf : 1;
1675 guint gen_write_barriers : 1;
1676 guint init_ref_vars : 1;
1677 guint extend_live_ranges : 1;
1678 guint compute_precise_live_ranges : 1;
1679 guint has_got_slots : 1;
1680 guint uses_rgctx_reg : 1;
1681 guint uses_vtable_reg : 1;
1682 guint uses_simd_intrinsics : 1;
1683 guint keep_cil_nops : 1;
1684 guint gen_seq_points : 1;
1685 /* Generate seq points for use by the debugger */
1686 guint gen_sdb_seq_points : 1;
1687 guint explicit_null_checks : 1;
1688 guint compute_gc_maps : 1;
1689 guint soft_breakpoints : 1;
1690 guint arch_eh_jit_info : 1;
1691 guint has_emulated_ops : 1;
1692 guint has_indirection : 1;
1693 guint has_atomic_add_i4 : 1;
1694 guint has_atomic_exchange_i4 : 1;
1695 guint has_atomic_cas_i4 : 1;
1696 guint check_pinvoke_callconv : 1;
1697 guint has_unwind_info_for_epilog : 1;
1698 guint disable_inline : 1;
1699 /* Disable inlining into caller */
1700 guint no_inline : 1;
1702 guint gsharedvt : 1;
1704 guint llvm_only : 1;
1706 gpointer debug_info;
1709 MonoProfileCoverageInfo *coverage_info;
1710 GHashTable *token_info_hash;
1711 MonoCompileArch arch;
1712 guint32 inline_depth;
1713 /* Size of memory reserved for thunks */
1717 /* Offset between the start of code and the thunks area */
1719 guint32 exception_type; /* MONO_EXCEPTION_* */
1720 guint32 exception_data;
1721 char* exception_message;
1722 gpointer exception_ptr;
1724 guint8 * encoded_unwind_ops;
1725 guint32 encoded_unwind_ops_len;
1730 /* Fields used by the local reg allocator */
1734 /* Maps vregs to their associated MonoInst's */
1735 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1736 MonoInst **vreg_to_inst;
1738 /* Size of above array */
1739 guint32 vreg_to_inst_len;
1741 /* Marks vregs which hold a GC ref */
1742 /* FIXME: Use a bitmap */
1743 gboolean *vreg_is_ref;
1745 /* Size of above array */
1746 guint32 vreg_is_ref_len;
1748 /* Marks vregs which hold a managed pointer */
1749 /* FIXME: Use a bitmap */
1750 gboolean *vreg_is_mp;
1752 /* Size of above array */
1753 guint32 vreg_is_mp_len;
1756 * The original method to compile, differs from 'method' when doing generic
1759 MonoMethod *orig_method;
1761 /* Patches which describe absolute addresses embedded into the native code */
1762 GHashTable *abs_patches;
1764 /* If the arch passes valuetypes by address, then for methods
1765 which use JMP the arch code should use these local
1766 variables to store the addresses of incoming valuetypes.
1767 The addresses should be stored in mono_arch_emit_prolog()
1768 and can be used when emitting code for OP_JMP. See
1770 MonoInst **tailcall_valuetype_addrs;
1772 /* Used to implement move_i4_to_f on archs that can't do raw
1773 copy between an ireg and a freg. This is an int32 var.*/
1774 MonoInst *iconv_raw_var;
1776 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1777 MonoInst *fconv_to_r8_x_var;
1779 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1780 MonoInst *simd_ctor_var;
1782 /* Used to implement dyn_call */
1783 MonoInst *dyn_call_var;
1786 * List of sequence points represented as IL offset+native offset pairs.
1787 * Allocated using glib.
1788 * IL offset can be -1 or 0xffffff to refer to the sequence points
1789 * inside the prolog and epilog used to implement method entry/exit events.
1791 GPtrArray *seq_points;
1793 /* The encoded sequence point info */
1794 struct MonoSeqPointInfo *seq_point_info;
1796 /* Method headers which need to be freed after compilation */
1797 GSList *headers_to_free;
1800 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1801 /* Symbol used to refer to this method in generated assembly */
1803 char *asm_debug_symbol;
1804 char *llvm_method_name;
1805 int castclass_cache_index;
1807 MonoJitExceptionInfo *llvm_ex_info;
1808 guint32 llvm_ex_info_len;
1809 int llvm_this_reg, llvm_this_offset;
1811 GSList *try_block_holes;
1813 /* DWARF location list for 'this' */
1814 GSList *this_loclist;
1816 /* DWARF location list for 'rgctx_var' */
1817 GSList *rgctx_loclist;
1819 int *gsharedvt_vreg_to_idx;
1825 /* The offsets of the locals area relative to the frame pointer */
1826 gint locals_min_stack_offset, locals_max_stack_offset;
1828 /* The current CFA rule */
1829 int cur_cfa_reg, cur_cfa_offset;
1831 /* The final CFA rule at the end of the prolog */
1832 int cfa_reg, cfa_offset;
1834 /* Points to a MonoCompileGC */
1838 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1839 * image etc, but it requires a 4 byte alignment.
1842 guint32 gc_map_size;
1844 /* Error handling */
1847 /* pointer to context datastructure used for graph dumping */
1848 MonoGraphDumper *gdump_ctx;
1851 int stat_allocate_var;
1852 int stat_locals_stack_size;
1853 int stat_basic_blocks;
1854 int stat_cil_code_size;
1856 int stat_inlineable_methods;
1857 int stat_inlined_methods;
1858 int stat_code_reallocs;
1862 MONO_CFG_HAS_ALLOCA = 1 << 0,
1863 MONO_CFG_HAS_CALLS = 1 << 1,
1864 MONO_CFG_HAS_LDELEMA = 1 << 2,
1865 MONO_CFG_HAS_VARARGS = 1 << 3,
1866 MONO_CFG_HAS_TAIL = 1 << 4,
1867 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1868 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1869 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1870 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1874 gint32 methods_compiled;
1876 gint32 methods_lookups;
1877 gint32 allocate_var;
1878 gint32 cil_code_size;
1879 gint32 native_code_size;
1880 gint32 code_reallocs;
1881 gint32 max_code_size_ratio;
1882 gint32 biggest_method_size;
1883 gint32 allocated_code_size;
1884 gint32 allocated_seq_points_size;
1885 gint32 inlineable_methods;
1886 gint32 inlined_methods;
1887 gint32 basic_blocks;
1888 gint32 max_basic_blocks;
1889 gint32 locals_stack_size;
1891 gint32 generic_virtual_invocations;
1893 gint32 alias_removed;
1894 gint32 loads_eliminated;
1895 gint32 stores_eliminated;
1896 int methods_with_llvm;
1897 int methods_without_llvm;
1898 char *max_ratio_method;
1899 char *biggest_method;
1900 double jit_method_to_ir;
1901 double jit_liveness_handle_exception_clauses;
1902 double jit_handle_out_of_line_bblock;
1903 double jit_decompose_long_opts;
1904 double jit_local_cprop;
1905 double jit_local_emulate_ops;
1906 double jit_optimize_branches;
1907 double jit_handle_global_vregs;
1908 double jit_local_deadce;
1909 double jit_local_alias_analysis;
1910 double jit_if_conversion;
1911 double jit_bb_ordering;
1912 double jit_compile_dominator_info;
1913 double jit_compute_natural_loops;
1914 double jit_insert_safepoints;
1915 double jit_ssa_compute;
1916 double jit_ssa_cprop;
1917 double jit_ssa_deadce;
1918 double jit_perform_abc_removal;
1919 double jit_ssa_remove;
1920 double jit_local_cprop2;
1921 double jit_handle_global_vregs2;
1922 double jit_local_deadce2;
1923 double jit_optimize_branches2;
1924 double jit_decompose_vtype_opts;
1925 double jit_decompose_array_access_opts;
1926 double jit_liveness_handle_exception_clauses2;
1927 double jit_analyze_liveness;
1928 double jit_linear_scan;
1929 double jit_arch_allocate_vars;
1930 double jit_spill_global_vars;
1931 double jit_local_cprop3;
1932 double jit_local_deadce3;
1934 double jit_create_jit_info;
1935 double jit_gc_create_gc_map;
1936 double jit_save_seq_point_info;
1941 extern MonoJitStats mono_jit_stats;
1943 /* opcodes: value assigned after all the CIL opcodes */
1950 #define MINI_OP(a,b,dest,src1,src2) a,
1951 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1953 OP_START = MONO_CEE_LAST - 1,
1954 #include "mini-ops.h"
1960 #if SIZEOF_VOID_P == 8
1961 #define OP_PCONST OP_I8CONST
1962 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1963 #define OP_PADD OP_LADD
1964 #define OP_PADD_IMM OP_LADD_IMM
1965 #define OP_PSUB_IMM OP_LSUB_IMM
1966 #define OP_PAND_IMM OP_LAND_IMM
1967 #define OP_PXOR_IMM OP_LXOR_IMM
1968 #define OP_PSUB OP_LSUB
1969 #define OP_PMUL OP_LMUL
1970 #define OP_PMUL_IMM OP_LMUL_IMM
1971 #define OP_PNEG OP_LNEG
1972 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1973 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1974 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1975 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1976 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1977 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1978 #define OP_PBEQ OP_LBEQ
1979 #define OP_PCEQ OP_LCEQ
1980 #define OP_PBNE_UN OP_LBNE_UN
1981 #define OP_PBGE_UN OP_LBGE_UN
1982 #define OP_PBLT_UN OP_LBLT_UN
1983 #define OP_PBGE OP_LBGE
1984 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1985 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1987 #define OP_PCONST OP_ICONST
1988 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
1989 #define OP_PADD OP_IADD
1990 #define OP_PADD_IMM OP_IADD_IMM
1991 #define OP_PSUB_IMM OP_ISUB_IMM
1992 #define OP_PAND_IMM OP_IAND_IMM
1993 #define OP_PXOR_IMM OP_IXOR_IMM
1994 #define OP_PSUB OP_ISUB
1995 #define OP_PMUL OP_IMUL
1996 #define OP_PMUL_IMM OP_IMUL_IMM
1997 #define OP_PNEG OP_INEG
1998 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1999 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2000 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2001 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2002 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2003 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2004 #define OP_PBEQ OP_IBEQ
2005 #define OP_PCEQ OP_ICEQ
2006 #define OP_PBNE_UN OP_IBNE_UN
2007 #define OP_PBGE_UN OP_IBGE_UN
2008 #define OP_PBLT_UN OP_IBLT_UN
2009 #define OP_PBGE OP_IBGE
2010 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2011 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2014 /* Opcodes to load/store regsize quantities */
2015 #if defined (__mono_ilp32__)
2016 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2017 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2019 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2020 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2047 #if HAVE_ARRAY_ELEM_INIT
2048 extern const guint8 mono_burg_arity [];
2050 extern guint8 mono_burg_arity [];
2053 extern const char MONO_ARCH_CPU_SPEC [];
2054 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2055 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2056 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2057 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2062 MONO_COMP_DFRONTIER = 4,
2063 MONO_COMP_DOM_REV = 8,
2064 MONO_COMP_LIVENESS = 16,
2066 MONO_COMP_SSA_DEF_USE = 64,
2067 MONO_COMP_REACHABILITY = 128,
2068 MONO_COMP_LOOPS = 256
2073 MONO_GRAPH_DTREE = 2,
2074 MONO_GRAPH_CFG_CODE = 4,
2075 MONO_GRAPH_CFG_SSA = 8,
2076 MONO_GRAPH_CFG_OPTCODE = 16
2083 } MonoJitArgumentInfo;
2086 gboolean handle_sigint;
2087 gboolean keep_delegates;
2088 gboolean reverse_pinvoke_exceptions;
2089 gboolean collect_pagefault_stats;
2090 gboolean break_on_unverified;
2091 gboolean better_cast_details;
2092 gboolean mdb_optimizations;
2093 gboolean no_gdb_backtrace;
2094 gboolean suspend_on_sigsegv;
2095 gboolean suspend_on_exception;
2096 gboolean suspend_on_unhandled;
2097 gboolean dyn_runtime_invoke;
2099 gboolean arm_use_fallback_tls;
2101 * Whenever data such as next sequence points and flags is required.
2102 * Next sequence points and flags are required by the debugger agent.
2104 gboolean gen_sdb_seq_points;
2105 gboolean gen_seq_points_compact_data;
2107 * Setting single_imm_size should guarantee that each time managed code is compiled
2108 * the same instructions and registers are used, regardless of the size of used values.
2110 gboolean single_imm_size;
2111 gboolean explicit_null_checks;
2113 * Fill stack frames with 0x2a in method prologs. This helps with the
2114 * debugging of the stack marking code in the GC.
2116 gboolean init_stacks;
2119 * Whenever to implement single stepping and breakpoints without signals in the
2120 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2121 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2124 gboolean soft_breakpoints;
2126 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2128 gboolean break_on_exc;
2130 * Load AOT JIT info eagerly.
2132 gboolean load_aot_jit_info_eagerly;
2134 * Check for pinvoke calling convention mismatches.
2136 gboolean check_pinvoke_callconv;
2138 * Translate Debugger.Break () into a native breakpoint signal
2140 gboolean native_debugger_break;
2142 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2143 * identify the stack on some platforms
2145 gboolean disable_omit_fp;
2173 /* Implicit exceptions */
2175 MONO_EXC_INDEX_OUT_OF_RANGE,
2177 MONO_EXC_ARITHMETIC,
2178 MONO_EXC_DIVIDE_BY_ZERO,
2179 MONO_EXC_INVALID_CAST,
2181 MONO_EXC_ARRAY_TYPE_MISMATCH,
2183 MONO_EXC_INTRINS_NUM
2187 MINI_TOKEN_SOURCE_CLASS,
2188 MINI_TOKEN_SOURCE_METHOD,
2189 MINI_TOKEN_SOURCE_FIELD
2193 * Information about a trampoline function.
2198 * The native code of the trampoline. Not owned by this structure.
2203 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2208 * Patches required by the trampoline when aot-ing. Owned by this structure.
2212 * Unwind information. Owned by this structure.
2217 * Encoded unwind info loaded from AOT images
2220 guint32 uw_info_len;
2223 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2226 FILTER_IL_SEQ_POINT = 1 << 0,
2227 FILTER_NOP = 1 << 1,
2230 static inline gboolean
2231 mono_inst_filter (MonoInst *ins, int filter)
2233 if (!ins || !filter)
2236 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2239 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2245 static inline MonoInst*
2246 mono_inst_next (MonoInst *ins, int filter)
2250 } while (mono_inst_filter (ins, filter));
2255 static inline MonoInst*
2256 mono_inst_prev (MonoInst *ins, int filter)
2260 } while (mono_inst_filter (ins, filter));
2265 static inline MonoInst*
2266 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2268 MonoInst *ins = bb->code;
2269 if (mono_inst_filter (ins, filter))
2270 ins = mono_inst_next (ins, filter);
2275 static inline MonoInst*
2276 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2278 MonoInst *ins = bb->last_ins;
2279 if (mono_inst_filter (ins, filter))
2280 ins = mono_inst_prev (ins, filter);
2286 MONO_API int mono_main (int argc, char* argv[]);
2287 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2288 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2289 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2291 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2292 void mini_cleanup (MonoDomain *domain);
2293 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2294 MONO_API gboolean mini_parse_debug_option (const char *option);
2297 void mono_cfg_dump_create_context (MonoCompile *cfg);
2298 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2299 void mono_cfg_dump_close_group (MonoCompile *cfg);
2300 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2302 /* helper methods */
2303 void mini_jit_init (void);
2304 void mini_jit_cleanup (void);
2305 void mono_disable_optimizations (guint32 opts);
2306 void mono_set_optimizations (guint32 opts);
2307 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2308 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2309 char* mono_opt_descr (guint32 flags);
2310 void mono_set_verbose_level (guint32 level);
2311 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2312 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2313 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2314 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2315 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2317 void mono_precompile_assemblies (void);
2318 MONO_API int mono_parse_default_optimizations (const char* p);
2319 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2320 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2321 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2322 void mono_verify_bblock (MonoBasicBlock *bb);
2323 void mono_verify_cfg (MonoCompile *cfg);
2324 void mono_constant_fold (MonoCompile *cfg);
2325 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2326 int mono_eval_cond_branch (MonoInst *branch);
2327 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2328 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2329 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2330 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2331 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2332 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2333 MonoType* mono_type_from_stack_type (MonoInst *ins);
2334 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2335 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2336 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2337 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2338 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2339 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2340 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2341 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2342 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2343 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2345 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2346 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2347 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2348 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2349 void mono_nullify_basic_block (MonoBasicBlock *bb);
2350 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2351 void mono_optimize_branches (MonoCompile *cfg);
2353 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2354 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2355 void mono_print_ji (const MonoJumpInfo *ji);
2356 void mono_print_ins_index (int i, MonoInst *ins);
2357 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2358 void mono_print_ins (MonoInst *ins);
2359 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2360 void mono_print_code (MonoCompile *cfg, const char *msg);
2361 MONO_API void mono_print_method_from_ip (void *ip);
2362 MONO_API char *mono_pmip (void *ip);
2363 gboolean mono_debug_count (void);
2364 MONO_API const char* mono_inst_name (int op);
2365 int mono_op_to_op_imm (int opcode);
2366 int mono_op_imm_to_op (int opcode);
2367 int mono_load_membase_to_load_mem (int opcode);
2368 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2369 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2370 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2371 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2372 guint32 mono_reverse_branch_op (guint32 opcode);
2373 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2374 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2375 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2376 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2377 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2378 guint mono_patch_info_hash (gconstpointer data);
2379 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2380 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2381 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2382 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2383 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2384 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2385 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2386 MonoLMF * mono_get_lmf (void);
2387 MonoLMF** mono_get_lmf_addr (void);
2388 void mono_set_lmf (MonoLMF *lmf);
2389 MonoJitTlsData* mono_get_jit_tls (void);
2390 MONO_API gpointer mono_jit_thread_attach (MonoDomain *domain, gpointer *dummy);
2391 MONO_API void mono_jit_thread_detach (gpointer cookie, gpointer *dummy);
2392 gint32 mono_get_jit_tls_offset (void);
2393 gint32 mono_get_lmf_tls_offset (void);
2394 gint32 mono_get_lmf_addr_tls_offset (void);
2395 int mini_get_tls_offset (MonoTlsKey key);
2396 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2397 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2398 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2399 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2400 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2401 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2402 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2403 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2404 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2405 void mono_analyze_liveness (MonoCompile *cfg);
2406 void mono_analyze_liveness_gc (MonoCompile *cfg);
2407 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2408 void mono_global_regalloc (MonoCompile *cfg);
2409 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2410 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2411 void mono_destroy_compile (MonoCompile *cfg);
2412 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2413 void mono_print_ins_index (int i, MonoInst *ins);
2414 void mono_print_ins (MonoInst *ins);
2415 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2416 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2417 MonoInst *mono_get_got_var (MonoCompile *cfg);
2418 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2419 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2420 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2421 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, MonoJitICallInfo *info, MonoInst **args);
2422 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2423 void mono_create_helper_signatures (void);
2425 gboolean mini_class_is_system_array (MonoClass *klass);
2426 MonoMethodSignature *mono_get_element_address_signature (int arity);
2427 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2428 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2430 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2431 void mono_linterval_print (MonoLiveInterval *interval);
2432 void mono_linterval_print_nl (MonoLiveInterval *interval);
2433 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2434 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2435 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2436 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2438 /* Native Client functions */
2439 gpointer mono_realloc_native_code(MonoCompile *cfg);
2440 #ifdef __native_client_codegen__
2441 void mono_nacl_align_inst(guint8 **pcode, int instlen);
2442 void mono_nacl_align_call(guint8 **start, guint8 **pcode);
2443 guint8 *mono_nacl_pad_call(guint8 *code, guint8 ilength);
2444 guint8 *mono_nacl_align(guint8 *code);
2445 void mono_nacl_fix_patches(const guint8 *code, MonoJumpInfo *ji);
2446 /* Defined for each arch */
2447 guint8 *mono_arch_nacl_pad(guint8 *code, int pad);
2448 guint8 *mono_arch_nacl_skip_nops(guint8 *code);
2450 #if defined(TARGET_X86)
2451 #define kNaClAlignment kNaClAlignmentX86
2452 #define kNaClAlignmentMask kNaClAlignmentMaskX86
2453 #elif defined(TARGET_AMD64)
2454 #define kNaClAlignment kNaClAlignmentAMD64
2455 #define kNaClAlignmentMask kNaClAlignmentMaskAMD64
2456 #elif defined(TARGET_ARM)
2457 #define kNaClAlignment kNaClAlignmentARM
2458 #define kNaClAlignmentMask kNaClAlignmentMaskARM
2461 #define NACL_BUNDLE_ALIGN_UP(p) ((((p)+kNaClAlignmentMask)) & ~kNaClAlignmentMask)
2464 #if defined(__native_client__) || defined(__native_client_codegen__)
2465 extern volatile int __nacl_thread_suspension_needed;
2466 void __nacl_suspend_thread_if_needed(void);
2467 void mono_nacl_gc(void);
2470 #if defined(__native_client_codegen__) || defined(__native_client__)
2471 #define NACL_SIZE(a, b) (b)
2473 #define NACL_SIZE(a, b) (a)
2476 extern MonoDebugOptions debug_options;
2478 static inline MonoMethod*
2479 jinfo_get_method (MonoJitInfo *ji)
2481 return mono_jit_info_get_method (ji);
2485 void mono_aot_init (void);
2486 void mono_aot_cleanup (void);
2487 gpointer mono_aot_get_method (MonoDomain *domain,
2488 MonoMethod *method);
2489 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token);
2490 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2491 guint8* mono_aot_get_plt_entry (guint8 *code);
2492 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2493 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2494 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2495 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2496 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2497 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2498 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot);
2499 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2500 gpointer mono_aot_get_trampoline (const char *name);
2501 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2502 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2503 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2504 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2505 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2506 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2507 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2508 guint32 mono_aot_method_hash (MonoMethod *method);
2509 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2510 void mono_aot_set_make_unreadable (gboolean unreadable);
2511 gboolean mono_aot_is_pagefault (void *ptr);
2512 void mono_aot_handle_pagefault (void *ptr);
2513 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2514 guint32 mono_aot_find_method_index (MonoMethod *method);
2515 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2516 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2517 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2518 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2520 /* This is an exported function */
2521 MONO_API void mono_aot_register_module (gpointer *aot_info);
2523 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2525 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2526 * passed to the free function.
2528 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2530 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2531 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2533 void mono_xdebug_init (const char *xdebug_opts);
2534 void mono_save_xdebug_info (MonoCompile *cfg);
2535 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2536 /* This is an exported function */
2537 void mono_xdebug_flush (void);
2539 gboolean mono_method_blittable (MonoMethod *method);
2540 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2542 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2543 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2544 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2545 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2547 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2549 int mono_find_method_opcode (MonoMethod *method);
2550 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2551 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2552 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2553 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2555 void mono_trampolines_init (void);
2556 void mono_trampolines_cleanup (void);
2557 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2558 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2559 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2561 gboolean add_sync_wrapper,
2563 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2564 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2565 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2566 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2567 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2568 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2569 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2570 gpointer mono_create_monitor_enter_trampoline (void);
2571 gpointer mono_create_monitor_enter_v4_trampoline (void);
2572 gpointer mono_create_monitor_exit_trampoline (void);
2573 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2574 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2575 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2576 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2577 #ifndef DISABLE_REMOTING
2578 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2580 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2581 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2583 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2585 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2586 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2587 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2588 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2589 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2590 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2591 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2592 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2593 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2594 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2595 gpointer mini_get_nullified_class_init_trampoline (void);
2596 gpointer mini_get_single_step_trampoline (void);
2597 gpointer mini_get_breakpoint_trampoline (void);
2598 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2599 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2600 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2601 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2602 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface);
2603 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2605 gboolean mono_running_on_valgrind (void);
2606 void* mono_global_codeman_reserve (int size);
2607 void* nacl_global_codeman_get_dest(void *data);
2608 void mono_global_codeman_commit(void *data, int size, int newsize);
2609 void nacl_global_codeman_validate(guint8 **buf_base, int buf_size, guint8 **code_end);
2610 const char *mono_regname_full (int reg, int bank);
2611 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2612 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2613 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2614 void mono_remove_critical_edges (MonoCompile *cfg);
2615 gboolean mono_is_regsize_var (MonoType *t);
2616 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2617 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2618 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2619 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2620 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2621 CompRelation mono_negate_cond (CompRelation cond);
2622 int mono_op_imm_to_op (int opcode);
2623 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2624 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2625 MonoUnwindOp *mono_create_unwind_op (int when,
2628 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2631 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2632 void mono_tramp_info_free (MonoTrampInfo *info);
2633 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2634 int mini_exception_id_by_name (const char *name);
2635 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2637 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2638 MonoInst *return_var, MonoInst **inline_args,
2639 guint inline_offset, gboolean is_virtual_call);
2641 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2642 void mono_decompose_long_opts (MonoCompile *cfg);
2643 void mono_decompose_vtype_opts (MonoCompile *cfg);
2644 void mono_decompose_array_access_opts (MonoCompile *cfg);
2645 void mono_decompose_soft_float (MonoCompile *cfg);
2646 void mono_local_emulate_ops (MonoCompile *cfg);
2647 void mono_handle_global_vregs (MonoCompile *cfg);
2648 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2649 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2650 void mono_if_conversion (MonoCompile *cfg);
2653 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2654 void mini_init_delegate (MonoDelegate *del);
2655 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2657 /* methods that must be provided by the arch-specific port */
2658 void mono_arch_init (void);
2659 void mono_arch_finish_init (void);
2660 void mono_arch_cleanup (void);
2661 void mono_arch_cpu_init (void);
2662 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2663 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2664 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2665 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2666 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2667 void mono_codegen (MonoCompile *cfg);
2668 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2669 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2670 const char *mono_arch_regname (int reg);
2671 const char *mono_arch_fregname (int reg);
2672 void mono_arch_exceptions_init (void);
2673 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2674 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2675 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2676 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2677 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2678 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2679 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2680 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2681 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2682 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2683 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2684 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2685 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2686 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2687 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors);
2688 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2689 void mono_arch_flush_icache (guint8 *code, gint size);
2690 int mono_arch_max_epilog_size (MonoCompile *cfg);
2691 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2692 void mono_arch_emit_epilog (MonoCompile *cfg);
2693 void mono_arch_emit_exceptions (MonoCompile *cfg);
2694 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2695 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2696 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2697 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2698 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2699 void mono_arch_fill_argument_info (MonoCompile *cfg);
2700 void mono_arch_allocate_vars (MonoCompile *m);
2701 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2702 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2703 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2704 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2705 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2706 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2707 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2708 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2709 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2710 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2711 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2712 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2713 GSList* mono_arch_get_delegate_invoke_impls (void);
2714 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2715 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2716 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2717 GSList* mono_arch_get_cie_program (void);
2718 void mono_arch_set_target (char *mtriple);
2719 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2720 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2721 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2722 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2723 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2724 int mono_arch_translate_tls_offset (int offset);
2725 gboolean mono_arch_opcode_supported (int opcode);
2726 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2728 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2729 gboolean mono_arch_is_soft_float (void);
2731 static inline MONO_ALWAYS_INLINE gboolean
2732 mono_arch_is_soft_float (void)
2738 /* Soft Debug support */
2739 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2740 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2741 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2742 void mono_arch_start_single_stepping (void);
2743 void mono_arch_stop_single_stepping (void);
2744 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2745 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2746 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2747 void mono_arch_skip_single_step (MonoContext *ctx);
2748 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2749 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2752 #ifdef USE_JUMP_TABLES
2754 mono_jumptable_init (void);
2756 mono_jumptable_add_entry (void);
2758 mono_jumptable_add_entries (guint32 entries);
2760 mono_jumptable_cleanup (void);
2762 mono_arch_jumptable_entry_from_code (guint8 *code);
2764 mono_jumptable_get_entry (guint8 *code);
2768 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2769 MonoJitInfo *ji, MonoContext *ctx,
2770 MonoContext *new_ctx, MonoLMF **lmf,
2771 mgreg_t **save_locations,
2772 StackFrameInfo *frame_info);
2773 gpointer mono_arch_get_throw_exception_by_name (void);
2774 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2775 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2776 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2777 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2778 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2779 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2780 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2781 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2782 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2783 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2784 gpointer mono_arch_ip_from_context (void *sigctx);
2785 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2786 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2787 void mono_arch_flush_register_windows (void);
2788 gboolean mono_arch_is_inst_imm (gint64 imm);
2789 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2790 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2791 guint32 mono_arch_get_patch_offset (guint8 *code);
2792 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2793 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2794 void mono_arch_save_unwind_info (MonoCompile *cfg);
2795 void mono_arch_register_lowlevel_calls (void);
2796 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2797 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2798 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2799 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2800 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2801 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2802 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2803 int mono_arch_get_this_arg_reg (guint8 *code);
2804 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2805 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2806 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2807 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2808 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2809 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2810 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2811 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2812 guint8* mono_arch_get_call_target (guint8 *code);
2813 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2814 GSList *mono_arch_get_trampolines (gboolean aot);
2816 /* Handle block guard */
2817 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2818 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2819 gpointer mono_create_handler_block_trampoline (void);
2820 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2822 /*New interruption machinery */
2824 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2827 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2830 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2833 /* Exception handling */
2834 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2836 void mono_exceptions_init (void);
2837 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2838 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2839 MONO_API void mono_print_thread_dump (void *sigctx);
2840 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2841 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2842 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2843 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2844 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2845 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2846 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2847 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2849 void mono_setup_altstack (MonoJitTlsData *tls);
2850 void mono_free_altstack (MonoJitTlsData *tls);
2851 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2852 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2853 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2854 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2856 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);
2858 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2859 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2860 void mono_restore_context (MonoContext *ctx);
2861 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2862 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2863 void mono_llvm_rethrow_exception (MonoObject *ex);
2864 void mono_llvm_throw_exception (MonoObject *ex);
2865 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2866 void mono_llvm_resume_exception (void);
2867 void mono_llvm_clear_exception (void);
2868 MonoObject *mono_llvm_load_exception (void);
2869 void mono_llvm_reset_exception (void);
2870 void mono_llvm_raise_exception (MonoException *e);
2871 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2874 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2875 MonoJitInfo *prev_ji, MonoContext *ctx,
2876 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2877 mgreg_t **save_locations,
2878 StackFrameInfo *frame);
2880 gpointer mono_get_throw_exception (void);
2881 gpointer mono_get_rethrow_exception (void);
2882 gpointer mono_get_call_filter (void);
2883 gpointer mono_get_restore_context (void);
2884 gpointer mono_get_throw_exception_by_name (void);
2885 gpointer mono_get_throw_corlib_exception (void);
2886 gpointer mono_get_throw_exception_addr (void);
2887 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2888 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2889 MonoReflectionMethod **method,
2890 gint32 *iloffset, gint32 *native_offset,
2891 MonoString **file, gint32 *line, gint32 *column);
2892 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2894 /* Installs a function which is called when the runtime encounters an unhandled exception.
2895 * This hook isn't expected to return.
2896 * If no hook has been installed, the runtime will print a message before aborting.
2898 typedef void (*MonoUnhandledExceptionFunc) (MonoObject *exc, gpointer user_data);
2899 MONO_API void mono_install_unhandled_exception_hook (MonoUnhandledExceptionFunc func, gpointer user_data);
2900 void mono_invoke_unhandled_exception_hook (MonoObject *exc);
2902 /* Dominator/SSA methods */
2903 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2904 void mono_compute_natural_loops (MonoCompile *cfg);
2905 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2906 void mono_ssa_compute (MonoCompile *cfg);
2907 void mono_ssa_remove (MonoCompile *cfg);
2908 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2909 void mono_ssa_cprop (MonoCompile *cfg);
2910 void mono_ssa_deadce (MonoCompile *cfg);
2911 void mono_ssa_strength_reduction (MonoCompile *cfg);
2912 void mono_free_loop_info (MonoCompile *cfg);
2913 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2915 void mono_ssa_compute2 (MonoCompile *cfg);
2916 void mono_ssa_remove2 (MonoCompile *cfg);
2917 void mono_ssa_cprop2 (MonoCompile *cfg);
2918 void mono_ssa_deadce2 (MonoCompile *cfg);
2920 /* debugging support */
2921 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2922 guint32 breakpoint_id);
2923 void mono_debug_open_method (MonoCompile *cfg);
2924 void mono_debug_close_method (MonoCompile *cfg);
2925 void mono_debug_free_method (MonoCompile *cfg);
2926 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2927 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2928 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2929 void mono_debug_add_aot_method (MonoDomain *domain,
2930 MonoMethod *method, guint8 *code_start,
2931 guint8 *debug_info, guint32 debug_info_len);
2932 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2933 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2935 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2938 MonoTraceSpec *mono_trace_parse_options (const char *options);
2939 void mono_trace_set_assembly (MonoAssembly *assembly);
2940 gboolean mono_trace_eval (MonoMethod *method);
2943 mono_perform_abc_removal (MonoCompile *cfg);
2945 mono_perform_abc_removal (MonoCompile *cfg);
2947 mono_perform_ssapre (MonoCompile *cfg);
2949 mono_local_cprop (MonoCompile *cfg);
2951 mono_local_cprop (MonoCompile *cfg);
2953 mono_local_deadce (MonoCompile *cfg);
2955 mono_local_alias_analysis (MonoCompile *cfg);
2957 /* Generic sharing */
2960 mono_set_generic_sharing_supported (gboolean supported);
2963 mono_set_generic_sharing_vt_supported (gboolean supported);
2966 mono_set_partial_sharing_supported (gboolean supported);
2969 mono_class_generic_sharing_enabled (MonoClass *klass);
2972 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2975 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2977 MonoMethodRuntimeGenericContext*
2978 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2981 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2984 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2987 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2990 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2993 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2994 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2997 mono_method_construct_object_context (MonoMethod *method);
3000 mono_method_get_declaring_generic_method (MonoMethod *method);
3003 mono_generic_context_check_used (MonoGenericContext *context);
3006 mono_class_check_context_used (MonoClass *klass);
3009 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
3012 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
3015 mono_method_is_generic_impl (MonoMethod *method);
3018 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3021 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3024 mini_class_is_generic_sharable (MonoClass *klass);
3028 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3031 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3034 mini_is_gsharedvt_gparam (MonoType *t);
3036 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3038 int mono_method_check_context_used (MonoMethod *method);
3040 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3042 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3043 guint32 token, guint32 token_source, guint32 rgctx_type,
3044 gint32 rgctx_index);
3046 void mono_generic_sharing_init (void);
3047 void mono_generic_sharing_cleanup (void);
3049 MonoClass* mini_class_get_container_class (MonoClass *klass);
3050 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3052 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3053 MonoType* mini_type_get_underlying_type (MonoType *type);
3054 MonoMethod* mini_get_shared_method (MonoMethod *method);
3055 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3056 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3057 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3058 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3060 int mini_type_stack_size (MonoType *t, int *align);
3061 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3062 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3063 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3065 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3067 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3068 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3070 #define MONO_TIME_TRACK(a, phase) \
3072 GTimer *timer = mono_time_track_start (); \
3074 mono_time_track_end (&(a), timer); \
3077 GTimer *mono_time_track_start (void);
3078 void mono_time_track_end (double *time, GTimer *timer);
3080 void mono_update_jit_stats (MonoCompile *cfg);
3082 gboolean mini_type_is_reference (MonoType *type);
3083 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3084 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3085 gboolean mini_is_gsharedvt_type (MonoType *t);
3086 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3087 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3088 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3089 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3090 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3091 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3092 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3093 gpointer mini_method_get_rgctx (MonoMethod *m);
3094 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3096 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3097 gint32 vcall_offset, gboolean calli);
3098 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3099 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3100 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3101 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3106 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3109 SIMD_VERSION_SSE1 = 1 << 0,
3110 SIMD_VERSION_SSE2 = 1 << 1,
3111 SIMD_VERSION_SSE3 = 1 << 2,
3112 SIMD_VERSION_SSSE3 = 1 << 3,
3113 SIMD_VERSION_SSE41 = 1 << 4,
3114 SIMD_VERSION_SSE42 = 1 << 5,
3115 SIMD_VERSION_SSE4a = 1 << 6,
3116 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3117 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3118 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3121 /* this value marks the end of the bit indexes used in
3124 SIMD_VERSION_INDEX_END = 6
3139 SIMD_PREFETCH_MODE_NTA,
3140 SIMD_PREFETCH_MODE_0,
3141 SIMD_PREFETCH_MODE_1,
3142 SIMD_PREFETCH_MODE_2,
3145 const char *mono_arch_xregname (int reg);
3146 void mono_simd_simplify_indirection (MonoCompile *cfg);
3147 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3148 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3149 void mono_simd_intrinsics_init (void);
3151 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3152 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3155 #define XDEBUG_ENABLED 1
3159 /* maybe enable also for other systems? */
3160 #define ENABLE_JIT_MAP 1
3161 void mono_enable_jit_map (void);
3162 void mono_emit_jit_map (MonoJitInfo *jinfo);
3163 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3164 gboolean mono_jit_map_is_enabled (void);
3166 #define mono_enable_jit_map()
3167 #define mono_emit_jit_map(ji)
3168 #define mono_emit_jit_tramp(s,z,d)
3169 #define mono_jit_map_is_enabled() (0)
3173 * Per-OS implementation functions.
3175 void mono_runtime_install_handlers (void);
3176 void mono_runtime_cleanup_handlers (void);
3177 void mono_runtime_setup_stat_profiler (void);
3178 void mono_runtime_shutdown_stat_profiler (void);
3179 void mono_runtime_posix_install_handlers (void);
3180 pid_t mono_runtime_syscall_fork (void);
3181 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3183 void mono_cross_helpers_run (void);
3189 #ifdef DISABLE_HW_TRAPS
3190 // Signal handlers not available
3191 #define MONO_ARCH_NEED_DIV_CHECK 1
3194 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3195 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3196 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3197 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3198 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3200 #ifndef MONO_ARCH_HAVE_TLS_GET
3201 #define MONO_ARCH_HAVE_TLS_GET 0
3204 #ifdef MONO_ARCH_VARARG_ICALLS
3205 #define ARCH_VARARG_ICALLS 1
3207 #define ARCH_VARARG_ICALLS 0
3211 * Native unwinder integration
3213 void mono_exception_native_unwind (void *ctx, MONO_SIG_HANDLER_INFO_TYPE *info);
3216 #endif /* __MONO_MINI_H__ */