2 * Copyright 2002-2003 Ximian Inc
3 * Copyright 2003-2011 Novell Inc
4 * Copyright 2011 Xamarin Inc
6 #ifndef __MONO_MINI_H__
7 #define __MONO_MINI_H__
14 #ifdef HAVE_SYS_TYPES_H
15 #include <sys/types.h>
17 #include <mono/metadata/loader.h>
18 #include <mono/metadata/mempool.h>
19 #include <mono/utils/monobitset.h>
20 #include <mono/metadata/class.h>
21 #include <mono/metadata/object.h>
22 #include <mono/metadata/opcodes.h>
23 #include <mono/metadata/tabledefs.h>
24 #include <mono/metadata/domain-internals.h>
25 #include "mono/metadata/class-internals.h"
26 #include "mono/metadata/object-internals.h"
27 #include <mono/metadata/profiler-private.h>
28 #include <mono/metadata/debug-helpers.h>
29 #include <mono/utils/mono-compiler.h>
30 #include <mono/utils/mono-machine.h>
31 #include <mono/utils/mono-stack-unwinding.h>
32 #include <mono/utils/mono-threads.h>
33 #include <mono/utils/mono-tls.h>
34 #include <mono/utils/atomic.h>
35 #include <mono/utils/mono-conc-hashtable.h>
36 #include <mono/utils/mono-signal-handler.h>
38 #include "mini-arch.h"
40 #include "mini-unwind.h"
43 #include "mono/metadata/class-internals.h"
44 #include "mono/metadata/domain-internals.h"
45 #include "mono/metadata/object.h"
46 #include "mono/metadata/tabledefs.h"
47 #include "mono/metadata/marshal.h"
48 #include "mono/metadata/security-manager.h"
49 #include "mono/metadata/exception.h"
50 #include "mono/utils/mono-compiler.h"
52 #ifdef __native_client_codegen__
53 #include <nacl/nacl_dyncode.h>
58 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
59 * can be linked into both mono and mono-sgen.
61 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
62 #error "The code in mini/ should not depend on these defines."
66 /*#define __alignof__(a) sizeof(a)*/
67 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
71 #define MINI_DEBUG(level,limit,code)
73 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
76 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS) && defined(__GNUC__)
77 #define MONO_SUPPORT_TASKLETS 1
81 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
82 #define LLVM_ENABLED TRUE
84 #define COMPILE_LLVM(cfg) (0)
85 #define LLVM_ENABLED FALSE
88 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
89 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
91 #define COMPILE_SOFT_FLOAT(cfg) (0)
94 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
96 /* for 32 bit systems */
97 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
98 #define MINI_LS_WORD_IDX 0
99 #define MINI_MS_WORD_IDX 1
101 #define MINI_LS_WORD_IDX 1
102 #define MINI_MS_WORD_IDX 0
104 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
105 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
106 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
107 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
110 #define MONO_USE_AOT_COMPILER
113 /* Version number of the AOT file format */
114 #define MONO_AOT_FILE_VERSION 126
116 //TODO: This is x86/amd64 specific.
117 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
119 /* Remap printf to g_print (we use a mix of these in the mini code) */
120 #ifdef PLATFORM_ANDROID
121 #define printf g_print
124 #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)))))
126 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
128 /* Constants used to encode different types of methods in AOT */
130 MONO_AOT_METHODREF_MIN = 240,
131 /* Image index bigger than METHODREF_MIN */
132 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
133 /* Runtime provided methods on arrays */
134 MONO_AOT_METHODREF_ARRAY = 250,
135 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
137 MONO_AOT_METHODREF_WRAPPER = 252,
138 /* Methods on generic instances */
139 MONO_AOT_METHODREF_GINST = 253,
140 /* Methods resolve using a METHODSPEC token */
141 MONO_AOT_METHODREF_METHODSPEC = 254,
144 /* Constants used to encode different types of types in AOT */
147 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
148 /* typedef index + image index */
149 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
151 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
153 MONO_AOT_TYPEREF_GINST = 4,
154 /* type/method variable */
155 MONO_AOT_TYPEREF_VAR = 5,
157 MONO_AOT_TYPEREF_ARRAY = 6,
158 /* blob index of the type encoding */
159 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
161 MONO_AOT_TYPEREF_PTR = 8
164 /* Trampolines which we have a lot of */
166 MONO_AOT_TRAMP_SPECIFIC = 0,
167 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
168 MONO_AOT_TRAMP_IMT_THUNK = 2,
169 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
170 MONO_AOT_TRAMP_NUM = 4
174 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
175 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
176 MONO_AOT_FILE_FLAG_DEBUG = 4,
177 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
178 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
179 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
182 /* This structure is stored in the AOT file */
183 typedef struct MonoAotFileInfo
185 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
190 /* All the pointers should be at the start to avoid alignment problems */
192 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
193 /* Global Offset Table for JITted code */
195 /* Global Offset Table for LLVM code */
197 /* Mono EH Frame created by llc when using LLVM */
198 gpointer mono_eh_frame;
199 /* Points to the get_method () function in the LLVM image or NULL */
200 gpointer llvm_get_method;
201 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
202 gpointer llvm_get_unbox_tramp;
203 gpointer jit_code_start;
204 gpointer jit_code_end;
205 gpointer method_addresses;
208 gpointer class_name_table;
209 gpointer class_info_offsets;
210 gpointer method_info_offsets;
211 gpointer ex_info_offsets;
212 gpointer extra_method_info_offsets;
213 gpointer extra_method_table;
214 gpointer got_info_offsets;
215 gpointer llvm_got_info_offsets;
217 gpointer image_table;
218 /* The GUID of the assembly which the AOT image was generated from */
219 gpointer assembly_guid;
221 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
224 gpointer runtime_version;
225 /* Blocks of various kinds of trampolines */
226 gpointer specific_trampolines;
227 gpointer static_rgctx_trampolines;
229 gpointer gsharedvt_arg_trampolines;
230 /* In static mode, points to a table of global symbols for trampolines etc */
232 /* Points to a string containing the assembly name*/
233 gpointer assembly_name;
234 /* Start of Mono's Program Linkage Table */
236 /* End of Mono's Program Linkage Table */
238 gpointer unwind_info;
239 /* Points to a table mapping methods to their unbox trampolines */
240 gpointer unbox_trampolines;
241 /* Points to the end of the previous table */
242 gpointer unbox_trampolines_end;
243 /* Points to a table of unbox trampoline addresses/offsets */
244 gpointer unbox_trampoline_addresses;
245 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
248 /* The index of the first GOT slot used by the PLT */
249 guint32 plt_got_offset_base;
250 /* Number of entries in the GOT */
252 /* Number of entries in the PLT */
254 /* Number of methods */
256 /* A union of MonoAotFileFlags */
258 /* Optimization flags used to compile the module */
260 /* SIMD flags used to compile the module */
262 /* Index of the blob entry holding the GC used by this module */
263 gint32 gc_name_index;
264 guint32 num_rgctx_fetch_trampolines;
265 /* These are used for sanity checking object layout problems when cross-compiling */
266 guint32 double_align, long_align, generic_tramp_num;
267 /* The page size used by trampoline pages */
268 guint32 tramp_page_size;
270 * The number of GOT entries which need to be preinitialized when the
273 guint32 nshared_got_entries;
275 /* Number of trampolines */
276 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
277 /* The indexes of the first GOT slots used by the trampolines */
278 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
279 /* The size of one trampoline */
280 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
281 /* The offset where the trampolines begin on a trampoline page */
282 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
285 /* Number of symbols in the MonoAotFileInfo structure */
286 #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)
292 } MonoClassMethodPair;
299 } MonoDelegateClassMethodPair;
301 /* Per-domain information maintained by the JIT */
304 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
305 GHashTable *jump_target_got_slot_hash;
306 GHashTable *jump_target_hash;
307 /* Maps methods/klasses to the address of the given type of trampoline */
308 GHashTable *class_init_trampoline_hash;
309 GHashTable *jump_trampoline_hash;
310 GHashTable *jit_trampoline_hash;
311 GHashTable *delegate_trampoline_hash;
312 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
313 GHashTable *static_rgctx_trampoline_hash;
314 GHashTable *llvm_vcall_trampoline_hash;
315 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
316 GHashTable *dynamic_code_hash;
317 GHashTable *method_code_hash;
318 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
319 MonoConcurrentHashTable *runtime_invoke_hash;
320 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
321 /* Protected by the domain lock */
322 GHashTable *seq_points;
323 /* Debugger agent data */
325 /* Maps MonoMethod to an arch-specific structure */
326 GHashTable *arch_seq_points;
327 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
328 GHashTable *gsharedvt_arg_tramp_hash;
329 /* memcpy/bzero methods specialized for small constant sizes */
330 gpointer *memcpy_addr [17];
331 gpointer *bzero_addr [17];
332 gpointer llvm_module;
337 MonoCodeManager *code_mp;
338 } MonoJitDynamicMethodInfo;
340 /* An extension of MonoGenericParamFull used in generic sharing */
342 MonoGenericParamFull param;
343 MonoGenericParam *parent;
344 } MonoGSharedGenericParam;
346 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
348 /* Contains a list of ips which needs to be patched when a method is compiled */
359 * Information about a stack frame.
360 * FIXME This typedef exists only to avoid tons of code rewriting
362 typedef MonoStackFrameInfo StackFrameInfo;
365 #define mono_bitset_foreach_bit(set,b,n) \
366 for (b = 0; b < n; b++)\
367 if (mono_bitset_test_fast(set,b))
369 #define mono_bitset_foreach_bit(set,b,n) \
370 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
374 * Pull the list of opcodes
376 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
380 #include "mono/cil/opcode.def"
385 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
387 #define MONO_INST_NULLIFY_SREGS(dest) do { \
388 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
391 #define MONO_INST_NEW(cfg,dest,op) do { \
392 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
393 (dest)->opcode = (op); \
395 MONO_INST_NULLIFY_SREGS ((dest)); \
396 (dest)->cil_code = (cfg)->ip; \
399 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
400 (dest) = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
401 (dest)->inst.opcode = (op); \
402 (dest)->inst.dreg = -1; \
403 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
404 (dest)->inst.cil_code = (cfg)->ip; \
407 #define MONO_ADD_INS(b,inst) do { \
408 if ((b)->last_ins) { \
409 (b)->last_ins->next = (inst); \
410 (inst)->prev = (b)->last_ins; \
411 (b)->last_ins = (inst); \
413 (b)->code = (b)->last_ins = (inst); \
417 #define NULLIFY_INS(ins) do { \
418 (ins)->opcode = OP_NOP; \
420 MONO_INST_NULLIFY_SREGS ((ins)); \
423 /* Remove INS from BB */
424 #define MONO_REMOVE_INS(bb,ins) do { \
426 (ins)->prev->next = (ins)->next; \
428 (ins)->next->prev = (ins)->prev; \
429 if ((bb)->code == (ins)) \
430 (bb)->code = (ins)->next; \
431 if ((bb)->last_ins == (ins)) \
432 (bb)->last_ins = (ins)->prev; \
435 /* Remove INS from BB and nullify it */
436 #define MONO_DELETE_INS(bb,ins) do { \
437 MONO_REMOVE_INS ((bb), (ins)); \
438 NULLIFY_INS ((ins)); \
442 * this is used to determine when some branch optimizations are possible: we exclude FP compares
443 * because they have weird semantics with NaNs.
445 #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))
446 #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))
448 #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))
450 #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)))
452 #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)))
455 #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))
456 #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))
457 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
459 #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)))
461 #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)))
463 #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))))
465 /* FIXME: Add more instructions */
466 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
467 #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))
469 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
472 #ifdef MONO_ARCH_SIMD_INTRINSICS
474 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
475 #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))
476 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
477 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
478 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
480 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
484 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
485 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
486 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
487 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
488 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
489 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
491 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
495 typedef struct MonoInstList MonoInstList;
496 typedef struct MonoInst MonoInst;
497 typedef struct MonoCallInst MonoCallInst;
498 typedef struct MonoCallArgParm MonoCallArgParm;
499 typedef struct MonoMethodVar MonoMethodVar;
500 typedef struct MonoBasicBlock MonoBasicBlock;
501 typedef struct MonoLMF MonoLMF;
502 typedef struct MonoSpillInfo MonoSpillInfo;
503 typedef struct MonoTraceSpec MonoTraceSpec;
505 extern MonoNativeTlsKey mono_jit_tls_id;
506 extern MonoTraceSpec *mono_jit_trace_calls;
507 extern gboolean mono_break_on_exc;
508 extern int mono_exc_esp_offset;
509 extern gboolean mono_compile_aot;
510 extern gboolean mono_aot_only;
511 extern gboolean mono_llvm_only;
512 extern MonoAotMode mono_aot_mode;
513 extern MonoMethodDesc *mono_inject_async_exc_method;
514 extern int mono_inject_async_exc_pos;
515 extern MonoMethodDesc *mono_break_at_bb_method;
516 extern int mono_break_at_bb_bb_num;
517 extern gboolean mono_verify_all;
518 extern gboolean mono_do_x86_stack_align;
519 extern const char *mono_build_date;
520 extern gboolean mono_do_signal_chaining;
521 extern gboolean mono_do_crash_chaining;
522 extern MONO_API gboolean mono_use_llvm;
523 extern gboolean mono_do_single_method_regression;
524 extern guint32 mono_single_method_regression_opt;
525 extern MonoMethod *mono_current_single_method;
526 extern GSList *mono_single_method_list;
527 extern GHashTable *mono_single_method_hash;
528 extern gboolean mono_using_xdebug;
529 extern int mini_verbose;
530 extern int valgrind_register;
532 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
534 extern const char ins_info[];
535 extern const gint8 ins_sreg_counts [];
538 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
540 #define mono_inst_get_num_src_registers(ins) 0
543 #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)))
545 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
547 #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)
549 #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)
551 #define mono_bb_first_ins(bb) (bb)->code
553 struct MonoSpillInfo {
558 * Information about a call site for the GC map creation code
561 /* The next offset after the call instruction */
563 /* The basic block containing the call site */
566 * The set of variables live at the call site.
567 * Has length cfg->num_varinfo in bits.
571 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
578 * The IR-level extended basic block.
580 * A basic block can have multiple exits just fine, as long as the point of
581 * 'departure' is the last instruction in the basic block. Extended basic
582 * blocks, on the other hand, may have instructions that leave the block
583 * midstream. The important thing is that they cannot be _entered_
584 * midstream, ie, execution of a basic block (or extened bb) always start
585 * at the beginning of the block, never in the middle.
587 struct MonoBasicBlock {
590 /* the next basic block in the order it appears in IL */
591 MonoBasicBlock *next_bb;
594 * Before instruction selection it is the first tree in the
595 * forest and the first item in the list of trees. After
596 * instruction selection it is the first instruction and the
597 * first item in the list of instructions.
601 /* unique block number identification */
606 /* Basic blocks: incoming and outgoing counts and pointers */
607 /* Each bb should only appear once in each array */
608 gint16 out_count, in_count;
609 MonoBasicBlock **in_bb;
610 MonoBasicBlock **out_bb;
612 /* Points to the start of the CIL code that initiated this BB */
613 unsigned char* cil_code;
615 /* Length of the CIL block */
618 /* The offset of the generated code, used for fixups */
620 /* The length of the generated code, doesn't include alignment padding */
622 /* The real native offset, which includes alignment padding too */
623 int real_native_offset;
627 /* Visited and reachable flags */
631 * SSA and loop based flags
633 MonoBitSet *dominators;
634 MonoBitSet *dfrontier;
635 MonoBasicBlock *idom;
637 /* fast dominator algorithm */
638 MonoBasicBlock *df_parent, *ancestor, *child, *label;
639 int size, sdom, idomn;
641 /* loop nesting and recognition */
644 gint8 loop_body_start;
647 * Whenever the bblock is rarely executed so it should be emitted after
648 * the function epilog.
650 guint out_of_line : 1;
651 /* Caches the result of uselessness calculation during optimize_branches */
652 guint not_useless : 1;
653 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
654 guint has_array_access : 1;
655 /* Whenever this bblock is extended, ie. it has branches inside it */
657 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
658 guint has_jump_table : 1;
659 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
660 guint has_call_handler : 1;
661 /* Whenever this bblock starts a try block */
665 /* The offset of the CIL instruction in this bblock which ends a try block */
670 * If this is set, extend the try range started by this bblock by an arch specific
671 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
674 guint extend_try_block : 1;
676 /* use for liveness analysis */
678 MonoBitSet *kill_set;
679 MonoBitSet *live_in_set;
680 MonoBitSet *live_out_set;
682 /* fields to deal with non-empty stack slots at bb boundary */
683 guint16 out_scount, in_scount;
684 MonoInst **out_stack;
687 /* we use that to prevent merging of bblocks covered by different clauses*/
691 MonoInst *last_seq_point;
693 GSList *spill_slot_defs;
695 /* List of call sites in this bblock sorted by pc_offset */
696 GSList *gc_callsites;
699 * The region encodes whether the basic block is inside
700 * a finally, catch, filter or none of these.
702 * If the value is -1, then it is neither finally, catch nor filter
704 * Otherwise the format is:
706 * Bits: | 0-3 | 4-7 | 8-31
708 * | clause-flags | MONO_REGION | clause-index
713 /* The current symbolic register number, used in local register allocation. */
720 BB_REACHABLE = 1 << 1,
721 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
722 BB_EXCEPTION_UNSAFE = 1 << 3,
723 BB_EXCEPTION_HANDLER = 1 << 4,
724 /* for Native Client, mark the blocks that can be jumped to indirectly */
725 BB_INDIRECT_JUMP_TARGET = 1 << 5
728 typedef struct MonoMemcpyArgs {
734 /* Scalar argument passed by value */
736 /* Only in ainfo->pair_storage */
738 /* Only in ainfo->pair_storage */
742 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
744 /* Vtype passed as one int array argument */
746 /* Vtype passed as a set of fp arguments */
749 * Only for returns, a structure which
750 * consists of floats/doubles.
754 /* Vtype returned as an int */
755 LLVMArgVtypeAsScalar,
756 /* Scalar returned by ref using an additional argument */
757 LLVMArgScalarRetAddr,
758 /* Scalar passed by ref */
763 LLVMArgStorage storage;
766 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
767 * This contains how the parts of the vtype are passed.
769 LLVMArgStorage pair_storage [8];
771 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
772 * If storage == LLVMArgAsFpArgs, this is the number of arguments
773 * used to pass the value.
774 * If storage == LLVMArgFpStruct, this is the number of fields
778 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
780 /* Parameter index in the LLVM signature */
787 /* Whenever there is an rgctx argument */
789 /* Whenever there is an IMT argument */
792 * The position of the vret arg in the argument list.
793 * Only if ret->storage == ArgVtypeRetAddr.
797 /* The indexes of various special arguments in the LLVM signature */
798 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
800 /* Inline array of argument info */
801 /* args [0] is for the this argument if it exists */
802 LLVMArgInfo args [1];
805 #define MONO_MAX_SRC_REGS 3
809 guint8 type; /* stack type */
812 /* used by the register allocator */
813 gint32 dreg, sreg1, sreg2, sreg3;
815 MonoInst *next, *prev;
822 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
824 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
830 MonoMethodSignature *signature;
831 MonoBasicBlock **many_blocks;
832 MonoBasicBlock *target_block;
837 MonoCallInst *call_inst;
838 MonoExceptionClause *exception_clause;
844 const unsigned char* cil_code; /* for debugging and bblock splitting */
846 /* used mostly by the backend to store additional info it may need */
851 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
854 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
855 gboolean record_cast_details; /* For CEE_CASTCLASS */
856 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
857 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
858 int pc_offset; /* OP_GC_LIVERANGE_START/END */
861 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
862 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
863 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
865 int memory_barrier_kind;
871 struct MonoCallInst {
873 MonoMethodSignature *signature;
880 guint stack_align_amount;
881 guint is_virtual : 1;
883 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
884 guint fptr_is_patch : 1;
886 * If this is true, then the call returns a vtype in a register using the same
887 * calling convention as OP_CALL.
889 guint vret_in_reg : 1;
890 /* Whenever vret_in_reg returns fp values */
891 guint vret_in_reg_fp : 1;
892 /* Whenever there is an IMT argument and it is dynamic */
893 guint dynamic_imt_arg : 1;
894 /* Whenever there is an RGCTX argument */
895 guint32 rgctx_reg : 1;
896 /* Whenever the call will need an unbox trampoline */
897 guint need_unbox_trampoline : 1;
898 regmask_t used_iregs;
899 regmask_t used_fregs;
900 GSList *out_ireg_args;
901 GSList *out_freg_args;
906 int rgctx_arg_reg, imt_arg_reg;
909 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
914 struct MonoCallArgParm {
923 * Note: some of the values overlap, because they can't appear
924 * in the same MonoInst.
927 MONO_INST_HAS_METHOD = 1,
928 MONO_INST_INIT = 1, /* in localloc */
929 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
930 MONO_INST_IS_DEAD = 2,
931 MONO_INST_TAILCALL = 4,
932 MONO_INST_VOLATILE = 4,
933 MONO_INST_NOTYPECHECK = 4,
934 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
935 MONO_INST_UNALIGNED = 8,
936 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
937 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
938 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
939 /* the address of the variable has been taken */
940 MONO_INST_INDIRECT = 16,
941 MONO_INST_NORANGECHECK = 16,
942 /* On loads, the source address can be null */
943 MONO_INST_FAULT = 32,
945 * On variables, identifies LMF variables. These variables have a dummy type (int), but
946 * require stack space for a MonoLMF struct.
949 /* On loads, the source address points to a constant value */
950 MONO_INST_INVARIANT_LOAD = 64,
951 /* On variables, the variable needs GC tracking */
952 MONO_INST_GC_TRACK = 128,
954 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
955 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
957 MONO_INST_GC_CALLSITE = 128
960 #define inst_c0 data.op[0].const_val
961 #define inst_c1 data.op[1].const_val
962 #define inst_i0 data.op[0].src
963 #define inst_i1 data.op[1].src
964 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
965 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
966 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
968 #define inst_p0 data.op[0].p
969 #define inst_p1 data.op[1].p
971 #define inst_l data.i8const
972 #define inst_r data.r8const
973 #define inst_left data.op[0].src
974 #define inst_right data.op[1].src
976 #define inst_newa_len data.op[0].src
977 #define inst_newa_class data.op[1].klass
979 #define inst_var data.op[0].var
980 #define inst_vtype data.op[1].vtype
981 /* in branch instructions */
982 #define inst_many_bb data.op[1].many_blocks
983 #define inst_target_bb data.op[0].target_block
984 #define inst_true_bb data.op[1].many_blocks[0]
985 #define inst_false_bb data.op[1].many_blocks[1]
987 #define inst_basereg sreg1
988 #define inst_indexreg sreg2
989 #define inst_destbasereg dreg
990 #define inst_offset data.op[0].const_val
991 #define inst_imm data.op[1].const_val
992 #define inst_call data.op[1].call_inst
994 #define inst_phi_args data.op[1].phi_args
995 #define inst_eh_block data.op[1].exception_clause
998 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1000 ins->sreg1 = regs [0];
1001 ins->sreg2 = regs [1];
1002 ins->sreg3 = regs [2];
1005 /* instruction description for use in regalloc/scheduling */
1008 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1013 /* Unused, commented out to reduce the size of the mdesc tables
1024 guint16 tid; /* tree number */
1025 guint16 bid; /* block number */
1031 MonoPosition first_use, last_use;
1034 typedef struct MonoLiveRange2 MonoLiveRange2;
1036 struct MonoLiveRange2 {
1038 MonoLiveRange2 *next;
1042 /* List of live ranges sorted by 'from' */
1043 MonoLiveRange2 *range;
1044 MonoLiveRange2 *last_range;
1048 * Additional information about a variable
1050 struct MonoMethodVar {
1051 guint idx; /* inside cfg->varinfo, cfg->vars */
1052 MonoLiveRange range; /* generated by liveness analysis */
1053 MonoLiveInterval *interval; /* generated by liveness analysis */
1054 int reg; /* != -1 if allocated into a register */
1056 MonoBitSet *def_in; /* used by SSA */
1057 MonoInst *def; /* used by SSA */
1058 MonoBasicBlock *def_bb; /* used by SSA */
1059 GList *uses; /* used by SSA */
1060 char cpstate; /* used by SSA conditional constant propagation */
1061 /* The native offsets corresponding to the live range of the variable */
1062 gint32 live_range_start, live_range_end;
1064 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1071 * Stores state need to resume exception handling when using LLVM
1076 MonoContext ctx, new_ctx;
1080 int first_filter_idx, filter_idx;
1084 gpointer end_of_stack;
1086 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1089 gpointer restore_stack_prot;
1090 guint32 handling_stack_ovf;
1091 gpointer signal_stack;
1092 guint32 signal_stack_size;
1093 gpointer stack_ovf_guard_base;
1094 guint32 stack_ovf_guard_size;
1095 guint stack_ovf_valloced : 1;
1096 void (*abort_func) (MonoObject *object);
1097 /* Used to implement --debug=casts */
1098 MonoClass *class_cast_from, *class_cast_to;
1100 /* Stores state needed by handler block with a guard */
1102 ResumeState resume_state;
1104 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1105 /* handler block return address */
1106 gpointer handler_block_return_address;
1108 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1109 is an activation on stack making sure it will remain alive.*/
1110 MonoJitExceptionInfo *handler_block;
1112 /* context to be used by the guard trampoline when resuming interruption.*/
1113 MonoContext handler_block_context;
1115 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1116 * when it is called from profiler functions during exception handling.
1118 MonoContext orig_ex_ctx;
1119 gboolean orig_ex_ctx_set;
1122 * Stores if we need to run a chained exception in Windows.
1124 gboolean mono_win_chained_exception_needs_run;
1127 * The current exception in flight
1133 * This structure is an extension of MonoLMF and contains extra information.
1137 gboolean debugger_invoke;
1138 MonoContext ctx; /* if debugger_invoke is TRUE */
1141 /* Generic sharing */
1144 * Flags for which contexts were used in inflating a generic.
1147 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1148 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1152 MONO_RGCTX_INFO_STATIC_DATA,
1153 MONO_RGCTX_INFO_KLASS,
1154 MONO_RGCTX_INFO_ELEMENT_KLASS,
1155 MONO_RGCTX_INFO_VTABLE,
1156 MONO_RGCTX_INFO_TYPE,
1157 MONO_RGCTX_INFO_REFLECTION_TYPE,
1158 MONO_RGCTX_INFO_METHOD,
1159 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1160 MONO_RGCTX_INFO_CLASS_FIELD,
1161 MONO_RGCTX_INFO_METHOD_RGCTX,
1162 MONO_RGCTX_INFO_METHOD_CONTEXT,
1163 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1164 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1165 MONO_RGCTX_INFO_CAST_CACHE,
1166 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1167 MONO_RGCTX_INFO_VALUE_SIZE,
1168 MONO_RGCTX_INFO_FIELD_OFFSET,
1169 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1170 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1171 /* Same for virtual calls */
1172 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1173 /* Same for calli, associated with a signature */
1174 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1178 * 2 - gsharedvt type
1180 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1181 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1182 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1183 MONO_RGCTX_INFO_LOCAL_OFFSET,
1184 MONO_RGCTX_INFO_MEMCPY,
1185 MONO_RGCTX_INFO_BZERO,
1186 /* The address of Nullable<T>.Box () */
1187 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1188 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1189 /* MONO_PATCH_INFO_VCALL_METHOD */
1190 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1192 * MONO_PATCH_INFO_VCALL_METHOD
1193 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1194 * which implements the method.
1196 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE
1197 } MonoRgctxInfoType;
1199 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1200 MonoRgctxInfoType info_type;
1202 struct _MonoRuntimeGenericContextInfoTemplate *next;
1203 } MonoRuntimeGenericContextInfoTemplate;
1206 MonoClass *next_subclass;
1207 MonoRuntimeGenericContextInfoTemplate *infos;
1208 GSList *method_templates;
1209 } MonoRuntimeGenericContextTemplate;
1212 MonoVTable *class_vtable; /* must be the first element */
1213 MonoGenericInst *method_inst;
1214 gpointer infos [MONO_ZERO_LEN_ARRAY];
1215 } MonoMethodRuntimeGenericContext;
1217 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1219 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1220 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1221 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1222 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1224 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1228 MonoRuntimeGenericContextInfoTemplate *entries;
1229 int num_entries, count_entries;
1230 } MonoGSharedVtMethodInfo;
1232 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1236 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1237 * We use this instead of rgctx slots since these can be loaded using a load instead
1238 * of a call to an rgctx fetch trampoline.
1240 gpointer entries [MONO_ZERO_LEN_ARRAY];
1241 } MonoGSharedVtMethodRuntimeInfo;
1247 MonoMethodSignature *invoke_sig;
1248 MonoMethodSignature *sig;
1249 gpointer method_ptr;
1250 gpointer invoke_impl;
1252 gpointer impl_nothis;
1253 gboolean need_rgctx_tramp;
1254 } MonoDelegateTrampInfo;
1257 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1258 #include "patch-info.h"
1264 * We need to store the image which the token refers to along with the token,
1265 * since the image might not be the same as the image of the method which
1266 * contains the relocation, because of inlining.
1268 typedef struct MonoJumpInfoToken {
1271 gboolean has_context;
1272 MonoGenericContext context;
1273 } MonoJumpInfoToken;
1275 typedef struct MonoJumpInfoBBTable {
1276 MonoBasicBlock **table;
1278 } MonoJumpInfoBBTable;
1280 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1282 /* Contains information describing an LLVM IMT trampoline */
1283 typedef struct MonoJumpInfoImtTramp {
1286 } MonoJumpInfoImtTramp;
1288 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1291 * Represents the method which is called when a virtual call is made to METHOD
1292 * on a receiver of type KLASS.
1295 /* Receiver class */
1297 /* Virtual method */
1299 } MonoJumpInfoVirtMethod;
1301 typedef struct MonoJumpInfo MonoJumpInfo;
1302 struct MonoJumpInfo {
1304 /* Relocation type for patching */
1312 MonoJumpInfoType type;
1314 gconstpointer target;
1315 #if SIZEOF_VOID_P == 8
1325 MonoClassField *field;
1329 MonoJumpInfoToken *token;
1330 MonoJumpInfoBBTable *table;
1331 MonoJumpInfoRgctxEntry *rgctx_entry;
1332 MonoJumpInfoImtTramp *imt_tramp;
1333 MonoJumpInfoGSharedVtCall *gsharedvt;
1334 MonoGSharedVtMethodInfo *gsharedvt_method;
1335 MonoMethodSignature *sig;
1336 MonoDelegateClassMethodPair *del_tramp;
1337 /* MONO_PATCH_INFO_VIRT_METHOD */
1338 MonoJumpInfoVirtMethod *virt_method;
1343 * Contains information for computing the
1344 * property given by INFO_TYPE of the runtime
1345 * object described by DATA.
1347 struct MonoJumpInfoRgctxEntry {
1350 MonoJumpInfo *data; /* describes the data to be loaded */
1351 MonoRgctxInfoType info_type;
1354 /* Contains information about a gsharedvt call */
1355 struct MonoJumpInfoGSharedVtCall {
1356 /* The original signature of the call */
1357 MonoMethodSignature *sig;
1358 /* The method which is called */
1363 MONO_TRAMPOLINE_JIT,
1364 MONO_TRAMPOLINE_JUMP,
1365 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1366 MONO_TRAMPOLINE_AOT,
1367 MONO_TRAMPOLINE_AOT_PLT,
1368 MONO_TRAMPOLINE_DELEGATE,
1369 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1370 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1371 MONO_TRAMPOLINE_VCALL,
1372 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1374 } MonoTrampolineType;
1376 /* These trampolines return normally to their caller */
1377 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1378 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1379 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1381 /* These trampolines receive an argument directly in a register */
1382 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1383 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1385 /* optimization flags */
1386 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1388 #include "optflags-def.h"
1393 * This structure represents a JIT backend.
1396 guint have_card_table_wb : 1;
1397 guint have_op_generic_class_init : 1;
1398 guint emulate_mul_div : 1;
1399 guint emulate_div : 1;
1400 guint emulate_long_shift_opts : 1;
1401 guint have_objc_get_selector : 1;
1402 guint have_generalized_imt_thunk : 1;
1403 guint have_tls_get : 1;
1404 guint have_tls_get_reg : 1;
1405 guint have_liverange_ops: 1;
1406 guint have_op_tail_call : 1;
1407 guint have_dummy_init : 1;
1408 guint gshared_supported : 1;
1409 guint use_fpstack : 1;
1411 guint need_got_var : 1;
1412 guint need_div_check : 1;
1413 guint no_unaligned_access : 1;
1414 int monitor_enter_adjustment;
1415 int dyn_call_param_area;
1418 /* Flags for mini_method_compile () */
1420 /* Whenever to run cctors during JITting */
1421 JIT_FLAG_RUN_CCTORS = (1 << 0),
1422 /* Whenever this is an AOT compilation */
1423 JIT_FLAG_AOT = (1 << 1),
1424 /* Whenever this is a full AOT compilation */
1425 JIT_FLAG_FULL_AOT = (1 << 2),
1426 /* Whenever to compile with LLVM */
1427 JIT_FLAG_LLVM = (1 << 3),
1428 /* Whenever to disable direct calls to direct calls to icall functions */
1429 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1430 /* Emit explicit null checks */
1431 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1432 /* Whenever to compile in llvm-only mode */
1433 JIT_FLAG_LLVM_ONLY = (1 << 6),
1436 /* Bit-fields in the MonoBasicBlock.region */
1437 #define MONO_REGION_TRY 0
1438 #define MONO_REGION_FINALLY 16
1439 #define MONO_REGION_CATCH 32
1440 #define MONO_REGION_FAULT 64 /* Currently unused */
1441 #define MONO_REGION_FILTER 128
1443 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1445 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1446 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1448 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1450 #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))))
1452 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1453 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1456 * Control Flow Graph and compilation unit information
1460 MonoMethodHeader *header;
1461 MonoMemPool *mempool;
1463 MonoMethodVar *vars;
1465 MonoBasicBlock *bb_entry;
1466 MonoBasicBlock *bb_exit;
1467 MonoBasicBlock *bb_init;
1468 MonoBasicBlock **bblocks;
1469 MonoBasicBlock **cil_offset_to_bb;
1470 MonoMemPool *state_pool; /* used by instruction selection */
1471 MonoBasicBlock *cbb; /* used by instruction selection */
1472 MonoInst *prev_ins; /* in decompose */
1473 MonoJumpInfo *patch_info;
1474 MonoJitInfo *jit_info;
1475 MonoJitDynamicMethodInfo *dynamic_info;
1476 guint num_bblocks, max_block_num;
1478 guint num_varinfo; /* used items in varinfo */
1479 guint varinfo_count; /* total storage in varinfo */
1482 gint cil_offset_to_bb_len;
1484 MonoSpillInfo *spill_info [16]; /* machine register spills */
1486 gint spill_info_len [16];
1487 /* unsigned char *cil_code; */
1488 MonoMethod *inlined_method; /* the method which is currently inlined */
1489 MonoInst *domainvar; /* a cache for the current domain */
1490 MonoInst *got_var; /* Global Offset Table variable */
1492 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1494 MonoType **arg_types;
1495 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1496 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1497 MonoGenericContext *generic_context;
1499 MonoBackend *backend;
1502 * This variable represents the hidden argument holding the vtype
1503 * return address. If the method returns something other than a vtype, or
1504 * the vtype is returned in registers this is NULL.
1506 MonoInst *vret_addr;
1509 * This is used to initialize the cil_code field of MonoInst's.
1511 const unsigned char *ip;
1513 struct MonoAliasingInformation *aliasing_info;
1515 /* A hashtable of region ID-> SP var mappings */
1516 /* An SP var is a place to store the stack pointer (used by handlers)*/
1519 /* A hashtable of region ID -> EX var mappings */
1520 /* An EX var stores the exception object passed to catch/filter blocks */
1523 GList *ldstr_list; /* used by AOT */
1528 GHashTable *cbb_hash;
1530 /* The current virtual register number */
1533 MonoGenericSharingContext gsctx;
1534 MonoGenericContext *gsctx_context;
1536 MonoGSharedVtMethodInfo *gsharedvt_info;
1538 /* Points to the gsharedvt locals area at runtime */
1539 MonoInst *gsharedvt_locals_var;
1541 /* The localloc instruction used to initialize gsharedvt_locals_var */
1542 MonoInst *gsharedvt_locals_var_ins;
1544 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1545 MonoInst *gsharedvt_info_var;
1547 /* For native-to-managed wrappers, the saved old domain */
1548 MonoInst *orig_domain_var;
1551 MonoInst *lmf_addr_var;
1553 MonoInst *stack_inbalance_var;
1555 unsigned char *cil_start;
1556 #ifdef __native_client_codegen__
1557 /* this alloc is not aligned, native_code */
1558 /* is the 32-byte aligned version of this */
1559 unsigned char *native_code_alloc;
1561 unsigned char *native_code;
1567 regmask_t used_int_regs;
1569 guint32 prof_options;
1572 guint32 verbose_level;
1573 guint32 stack_usage;
1577 guint disable_aot : 1;
1578 guint disable_ssa : 1;
1579 guint disable_llvm : 1;
1580 guint enable_extended_bblocks : 1;
1581 guint run_cctors : 1;
1582 guint need_lmf_area : 1;
1583 guint compile_aot : 1;
1585 guint compile_llvm : 1;
1586 guint got_var_allocated : 1;
1587 guint ret_var_is_local : 1;
1588 guint ret_var_set : 1;
1589 guint unverifiable : 1;
1590 guint skip_visibility : 1;
1591 guint disable_reuse_registers : 1;
1592 guint disable_reuse_stack_slots : 1;
1593 guint disable_reuse_ref_stack_slots : 1;
1594 guint disable_ref_noref_stack_slot_share : 1;
1595 guint disable_initlocals_opt : 1;
1596 guint disable_initlocals_opt_refs : 1;
1597 guint disable_omit_fp : 1;
1598 guint disable_vreg_to_lvreg : 1;
1599 guint disable_deadce_vars : 1;
1600 guint disable_out_of_line_bblocks : 1;
1601 guint disable_direct_icalls : 1;
1602 guint create_lmf_var : 1;
1604 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1605 * instead of being generated in emit_prolog ()/emit_epilog ().
1609 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1610 * mono_lmf_addr TLS variable.
1612 guint lmf_ir_mono_lmf : 1;
1613 guint gen_write_barriers : 1;
1614 guint init_ref_vars : 1;
1615 guint extend_live_ranges : 1;
1616 guint compute_precise_live_ranges : 1;
1617 guint has_got_slots : 1;
1618 guint uses_rgctx_reg : 1;
1619 guint uses_vtable_reg : 1;
1620 guint uses_simd_intrinsics : 1;
1621 guint keep_cil_nops : 1;
1622 guint gen_seq_points : 1;
1623 /* Generate seq points for use by the debugger */
1624 guint gen_sdb_seq_points : 1;
1625 guint explicit_null_checks : 1;
1626 guint compute_gc_maps : 1;
1627 guint soft_breakpoints : 1;
1628 guint arch_eh_jit_info : 1;
1629 guint has_indirection : 1;
1630 guint has_atomic_add_i4 : 1;
1631 guint has_atomic_exchange_i4 : 1;
1632 guint has_atomic_cas_i4 : 1;
1633 guint check_pinvoke_callconv : 1;
1634 guint has_unwind_info_for_epilog : 1;
1635 guint disable_inline : 1;
1637 guint gsharedvt : 1;
1639 guint llvm_only : 1;
1641 gpointer debug_info;
1644 MonoProfileCoverageInfo *coverage_info;
1645 GHashTable *token_info_hash;
1646 MonoCompileArch arch;
1647 guint32 inline_depth;
1648 /* Size of memory reserved for thunks */
1652 /* Offset between the start of code and the thunks area */
1654 guint32 exception_type; /* MONO_EXCEPTION_* */
1655 guint32 exception_data;
1656 char* exception_message;
1657 gpointer exception_ptr;
1659 guint8 * encoded_unwind_ops;
1660 guint32 encoded_unwind_ops_len;
1665 /* Fields used by the local reg allocator */
1669 /* Maps vregs to their associated MonoInst's */
1670 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1671 MonoInst **vreg_to_inst;
1673 /* Size of above array */
1674 guint32 vreg_to_inst_len;
1676 /* Marks vregs which hold a GC ref */
1677 /* FIXME: Use a bitmap */
1678 gboolean *vreg_is_ref;
1680 /* Size of above array */
1681 guint32 vreg_is_ref_len;
1683 /* Marks vregs which hold a managed pointer */
1684 /* FIXME: Use a bitmap */
1685 gboolean *vreg_is_mp;
1687 /* Size of above array */
1688 guint32 vreg_is_mp_len;
1691 * The original method to compile, differs from 'method' when doing generic
1694 MonoMethod *orig_method;
1696 /* Patches which describe absolute addresses embedded into the native code */
1697 GHashTable *abs_patches;
1699 /* If the arch passes valuetypes by address, then for methods
1700 which use JMP the arch code should use these local
1701 variables to store the addresses of incoming valuetypes.
1702 The addresses should be stored in mono_arch_emit_prolog()
1703 and can be used when emitting code for OP_JMP. See
1705 MonoInst **tailcall_valuetype_addrs;
1707 /* Used to implement move_i4_to_f on archs that can't do raw
1708 copy between an ireg and a freg. This is an int32 var.*/
1709 MonoInst *iconv_raw_var;
1711 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1712 MonoInst *fconv_to_r8_x_var;
1714 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1715 MonoInst *simd_ctor_var;
1717 /* Used to implement dyn_call */
1718 MonoInst *dyn_call_var;
1721 * List of sequence points represented as IL offset+native offset pairs.
1722 * Allocated using glib.
1723 * IL offset can be -1 or 0xffffff to refer to the sequence points
1724 * inside the prolog and epilog used to implement method entry/exit events.
1726 GPtrArray *seq_points;
1728 /* The encoded sequence point info */
1729 struct MonoSeqPointInfo *seq_point_info;
1731 /* Method headers which need to be freed after compilation */
1732 GSList *headers_to_free;
1735 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1736 /* Symbol used to refer to this method in generated assembly */
1738 char *asm_debug_symbol;
1739 char *llvm_method_name;
1740 int castclass_cache_index;
1742 MonoJitExceptionInfo *llvm_ex_info;
1743 guint32 llvm_ex_info_len;
1744 int llvm_this_reg, llvm_this_offset;
1746 GSList *try_block_holes;
1748 /* DWARF location list for 'this' */
1749 GSList *this_loclist;
1751 /* DWARF location list for 'rgctx_var' */
1752 GSList *rgctx_loclist;
1756 /* The offsets of the locals area relative to the frame pointer */
1757 gint locals_min_stack_offset, locals_max_stack_offset;
1759 /* The current CFA rule */
1760 int cur_cfa_reg, cur_cfa_offset;
1762 /* The final CFA rule at the end of the prolog */
1763 int cfa_reg, cfa_offset;
1765 /* Points to a MonoCompileGC */
1769 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1770 * image etc, but it requires a 4 byte alignment.
1773 guint32 gc_map_size;
1775 /* Error handling */
1779 int stat_allocate_var;
1780 int stat_locals_stack_size;
1781 int stat_basic_blocks;
1782 int stat_cil_code_size;
1784 int stat_inlineable_methods;
1785 int stat_inlined_methods;
1786 int stat_code_reallocs;
1790 MONO_CFG_HAS_ALLOCA = 1 << 0,
1791 MONO_CFG_HAS_CALLS = 1 << 1,
1792 MONO_CFG_HAS_LDELEMA = 1 << 2,
1793 MONO_CFG_HAS_VARARGS = 1 << 3,
1794 MONO_CFG_HAS_TAIL = 1 << 4,
1795 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1796 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1797 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1798 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1802 gint32 methods_compiled;
1804 gint32 methods_lookups;
1805 gint32 allocate_var;
1806 gint32 cil_code_size;
1807 gint32 native_code_size;
1808 gint32 code_reallocs;
1809 gint32 max_code_size_ratio;
1810 gint32 biggest_method_size;
1811 gint32 allocated_code_size;
1812 gint32 allocated_seq_points_size;
1813 gint32 inlineable_methods;
1814 gint32 inlined_methods;
1815 gint32 basic_blocks;
1816 gint32 max_basic_blocks;
1817 gint32 locals_stack_size;
1819 gint32 generic_virtual_invocations;
1821 gint32 alias_removed;
1822 gint32 loads_eliminated;
1823 gint32 stores_eliminated;
1824 int methods_with_llvm;
1825 int methods_without_llvm;
1826 char *max_ratio_method;
1827 char *biggest_method;
1832 extern MonoJitStats mono_jit_stats;
1834 /* opcodes: value assigned after all the CIL opcodes */
1841 #define MINI_OP(a,b,dest,src1,src2) a,
1842 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1844 OP_START = MONO_CEE_LAST - 1,
1845 #include "mini-ops.h"
1851 #if SIZEOF_VOID_P == 8
1852 #define OP_PCONST OP_I8CONST
1853 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1854 #define OP_PADD OP_LADD
1855 #define OP_PADD_IMM OP_LADD_IMM
1856 #define OP_PAND_IMM OP_LAND_IMM
1857 #define OP_PSUB OP_LSUB
1858 #define OP_PMUL OP_LMUL
1859 #define OP_PMUL_IMM OP_LMUL_IMM
1860 #define OP_PNEG OP_LNEG
1861 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1862 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1863 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1864 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1865 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1866 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1867 #define OP_PBEQ OP_LBEQ
1868 #define OP_PCEQ OP_LCEQ
1869 #define OP_PBNE_UN OP_LBNE_UN
1870 #define OP_PBGE_UN OP_LBGE_UN
1871 #define OP_PBLT_UN OP_LBLT_UN
1872 #define OP_PBGE OP_LBGE
1873 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1874 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1876 #define OP_PCONST OP_ICONST
1877 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
1878 #define OP_PADD OP_IADD
1879 #define OP_PADD_IMM OP_IADD_IMM
1880 #define OP_PAND_IMM OP_IAND_IMM
1881 #define OP_PSUB OP_ISUB
1882 #define OP_PMUL OP_IMUL
1883 #define OP_PMUL_IMM OP_IMUL_IMM
1884 #define OP_PNEG OP_INEG
1885 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1886 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1887 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1888 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1889 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1890 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
1891 #define OP_PBEQ OP_IBEQ
1892 #define OP_PCEQ OP_ICEQ
1893 #define OP_PBNE_UN OP_IBNE_UN
1894 #define OP_PBGE_UN OP_IBGE_UN
1895 #define OP_PBLT_UN OP_IBLT_UN
1896 #define OP_PBGE OP_IBGE
1897 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
1898 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
1901 /* Opcodes to load/store regsize quantities */
1902 #if defined (__mono_ilp32__)
1903 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
1904 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1906 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
1907 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
1934 #if HAVE_ARRAY_ELEM_INIT
1935 extern const guint8 mono_burg_arity [];
1937 extern guint8 mono_burg_arity [];
1940 extern const char MONO_ARCH_CPU_SPEC [];
1941 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
1942 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
1943 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
1944 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
1949 MONO_COMP_DFRONTIER = 4,
1950 MONO_COMP_DOM_REV = 8,
1951 MONO_COMP_LIVENESS = 16,
1953 MONO_COMP_SSA_DEF_USE = 64,
1954 MONO_COMP_REACHABILITY = 128,
1955 MONO_COMP_LOOPS = 256
1960 MONO_GRAPH_DTREE = 2,
1961 MONO_GRAPH_CFG_CODE = 4,
1962 MONO_GRAPH_CFG_SSA = 8,
1963 MONO_GRAPH_CFG_OPTCODE = 16
1970 } MonoJitArgumentInfo;
1973 gboolean handle_sigint;
1974 gboolean keep_delegates;
1975 gboolean reverse_pinvoke_exceptions;
1976 gboolean collect_pagefault_stats;
1977 gboolean break_on_unverified;
1978 gboolean better_cast_details;
1979 gboolean mdb_optimizations;
1980 gboolean no_gdb_backtrace;
1981 gboolean suspend_on_sigsegv;
1982 gboolean suspend_on_exception;
1983 gboolean suspend_on_unhandled;
1984 gboolean dyn_runtime_invoke;
1986 gboolean arm_use_fallback_tls;
1988 * Whenever data such as next sequence points and flags is required.
1989 * Next sequence points and flags are required by the debugger agent.
1991 gboolean gen_sdb_seq_points;
1992 gboolean gen_seq_points_compact_data;
1994 * Setting single_imm_size should guarantee that each time managed code is compiled
1995 * the same instructions and registers are used, regardless of the size of used values.
1997 gboolean single_imm_size;
1998 gboolean explicit_null_checks;
2000 * Fill stack frames with 0x2a in method prologs. This helps with the
2001 * debugging of the stack marking code in the GC.
2003 gboolean init_stacks;
2006 * Whenever to implement single stepping and breakpoints without signals in the
2007 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2008 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2011 gboolean soft_breakpoints;
2013 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2015 gboolean break_on_exc;
2017 * Load AOT JIT info eagerly.
2019 gboolean load_aot_jit_info_eagerly;
2021 * Check for pinvoke calling convention mismatches.
2023 gboolean check_pinvoke_callconv;
2025 * Translate Debugger.Break () into a native breakpoint signal
2027 gboolean native_debugger_break;
2055 /* Implicit exceptions */
2057 MONO_EXC_INDEX_OUT_OF_RANGE,
2059 MONO_EXC_ARITHMETIC,
2060 MONO_EXC_DIVIDE_BY_ZERO,
2061 MONO_EXC_INVALID_CAST,
2063 MONO_EXC_ARRAY_TYPE_MISMATCH,
2065 MONO_EXC_INTRINS_NUM
2069 MINI_TOKEN_SOURCE_CLASS,
2070 MINI_TOKEN_SOURCE_METHOD,
2071 MINI_TOKEN_SOURCE_FIELD
2075 * Information about a trampoline function.
2080 * The native code of the trampoline. Not owned by this structure.
2085 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2090 * Patches required by the trampoline when aot-ing. Owned by this structure.
2094 * Unwind information. Owned by this structure.
2099 * Encoded unwind info loaded from AOT images
2102 guint32 uw_info_len;
2105 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2108 FILTER_IL_SEQ_POINT = 1 << 0,
2109 FILTER_NOP = 1 << 1,
2112 static inline gboolean
2113 mono_inst_filter (MonoInst *ins, int filter)
2115 if (!ins || !filter)
2118 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2121 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2127 static inline MonoInst*
2128 mono_inst_next (MonoInst *ins, int filter)
2132 } while (mono_inst_filter (ins, filter));
2137 static inline MonoInst*
2138 mono_inst_prev (MonoInst *ins, int filter)
2142 } while (mono_inst_filter (ins, filter));
2147 static inline MonoInst*
2148 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2150 MonoInst *ins = bb->code;
2151 if (mono_inst_filter (ins, filter))
2152 ins = mono_inst_next (ins, filter);
2157 static inline MonoInst*
2158 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2160 MonoInst *ins = bb->last_ins;
2161 if (mono_inst_filter (ins, filter))
2162 ins = mono_inst_prev (ins, filter);
2168 MONO_API int mono_main (int argc, char* argv[]);
2169 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2170 MONO_API void mono_parse_env_options (int argc, char *argv []);
2171 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2172 void mini_cleanup (MonoDomain *domain);
2173 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2175 /* helper methods */
2176 void mini_jit_init (void);
2177 void mini_jit_cleanup (void);
2178 void mono_disable_optimizations (guint32 opts);
2179 void mono_set_optimizations (guint32 opts);
2180 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2181 void mono_set_verbose_level (guint32 level);
2182 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2183 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2184 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2185 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2186 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2188 void mono_precompile_assemblies (void);
2189 MONO_API int mono_parse_default_optimizations (const char* p);
2190 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2191 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2192 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2193 void mono_verify_bblock (MonoBasicBlock *bb);
2194 void mono_verify_cfg (MonoCompile *cfg);
2195 void mono_constant_fold (MonoCompile *cfg);
2196 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2197 int mono_eval_cond_branch (MonoInst *branch);
2198 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2199 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2200 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2201 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2202 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2203 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2204 MonoType* mono_type_from_stack_type (MonoInst *ins);
2205 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2206 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2207 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2208 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2209 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2210 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2211 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2212 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2213 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2214 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2216 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2217 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2218 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2219 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2220 void mono_nullify_basic_block (MonoBasicBlock *bb);
2221 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2222 void mono_optimize_branches (MonoCompile *cfg);
2224 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2225 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2226 void mono_print_ji (const MonoJumpInfo *ji);
2227 void mono_print_ins_index (int i, MonoInst *ins);
2228 void mono_print_ins (MonoInst *ins);
2229 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2230 void mono_print_code (MonoCompile *cfg, const char *msg);
2231 MONO_API void mono_print_method_from_ip (void *ip);
2232 MONO_API char *mono_pmip (void *ip);
2233 gboolean mono_debug_count (void);
2234 MONO_API const char* mono_inst_name (int op);
2235 int mono_op_to_op_imm (int opcode);
2236 int mono_op_imm_to_op (int opcode);
2237 int mono_load_membase_to_load_mem (int opcode);
2238 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2239 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2240 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2241 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2242 guint32 mono_reverse_branch_op (guint32 opcode);
2243 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2244 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2245 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2246 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2247 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2248 guint mono_patch_info_hash (gconstpointer data);
2249 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2250 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2251 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors) MONO_LLVM_INTERNAL;
2252 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2253 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2254 gpointer mono_jit_compile_method (MonoMethod *method);
2255 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoException **jit_ex);
2256 MonoLMF * mono_get_lmf (void);
2257 MonoLMF** mono_get_lmf_addr (void);
2258 void mono_set_lmf (MonoLMF *lmf);
2259 MonoJitTlsData* mono_get_jit_tls (void);
2260 MONO_API MonoDomain *mono_jit_thread_attach (MonoDomain *domain);
2261 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2262 gint32 mono_get_jit_tls_offset (void);
2263 gint32 mono_get_lmf_tls_offset (void);
2264 gint32 mono_get_lmf_addr_tls_offset (void);
2265 int mini_get_tls_offset (MonoTlsKey key);
2266 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2267 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2268 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2269 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2270 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2271 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2272 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2273 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2274 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2275 void mono_analyze_liveness (MonoCompile *cfg);
2276 void mono_analyze_liveness_gc (MonoCompile *cfg);
2277 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2278 void mono_global_regalloc (MonoCompile *cfg);
2279 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2280 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2281 void mono_destroy_compile (MonoCompile *cfg);
2282 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2283 void mono_print_ins_index (int i, MonoInst *ins);
2284 void mono_print_ins (MonoInst *ins);
2285 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2286 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2287 MonoInst *mono_get_got_var (MonoCompile *cfg);
2288 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2289 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2290 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2291 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, MonoJitICallInfo *info, MonoInst **args);
2292 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2293 void mono_create_helper_signatures (void);
2295 gboolean mini_class_is_system_array (MonoClass *klass);
2296 MonoMethodSignature *mono_get_element_address_signature (int arity);
2297 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2298 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2300 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2301 void mono_linterval_print (MonoLiveInterval *interval);
2302 void mono_linterval_print_nl (MonoLiveInterval *interval);
2303 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2304 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2305 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2306 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2308 /* Native Client functions */
2309 gpointer mono_realloc_native_code(MonoCompile *cfg);
2310 #ifdef __native_client_codegen__
2311 void mono_nacl_align_inst(guint8 **pcode, int instlen);
2312 void mono_nacl_align_call(guint8 **start, guint8 **pcode);
2313 guint8 *mono_nacl_pad_call(guint8 *code, guint8 ilength);
2314 guint8 *mono_nacl_align(guint8 *code);
2315 void mono_nacl_fix_patches(const guint8 *code, MonoJumpInfo *ji);
2316 /* Defined for each arch */
2317 guint8 *mono_arch_nacl_pad(guint8 *code, int pad);
2318 guint8 *mono_arch_nacl_skip_nops(guint8 *code);
2320 #if defined(TARGET_X86)
2321 #define kNaClAlignment kNaClAlignmentX86
2322 #define kNaClAlignmentMask kNaClAlignmentMaskX86
2323 #elif defined(TARGET_AMD64)
2324 #define kNaClAlignment kNaClAlignmentAMD64
2325 #define kNaClAlignmentMask kNaClAlignmentMaskAMD64
2326 #elif defined(TARGET_ARM)
2327 #define kNaClAlignment kNaClAlignmentARM
2328 #define kNaClAlignmentMask kNaClAlignmentMaskARM
2331 #define NACL_BUNDLE_ALIGN_UP(p) ((((p)+kNaClAlignmentMask)) & ~kNaClAlignmentMask)
2334 #if defined(__native_client__) || defined(__native_client_codegen__)
2335 extern volatile int __nacl_thread_suspension_needed;
2336 void __nacl_suspend_thread_if_needed(void);
2337 void mono_nacl_gc(void);
2340 #if defined(__native_client_codegen__) || defined(__native_client__)
2341 #define NACL_SIZE(a, b) (b)
2343 #define NACL_SIZE(a, b) (a)
2346 extern MonoDebugOptions debug_options;
2348 static inline MonoMethod*
2349 jinfo_get_method (MonoJitInfo *ji)
2351 return mono_jit_info_get_method (ji);
2355 void mono_aot_init (void);
2356 void mono_aot_cleanup (void);
2357 gpointer mono_aot_get_method (MonoDomain *domain,
2358 MonoMethod *method);
2359 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token);
2360 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2361 guint8* mono_aot_get_plt_entry (guint8 *code);
2362 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2363 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2364 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2365 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2366 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code);
2367 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2368 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot);
2369 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2370 gpointer mono_aot_get_trampoline (const char *name);
2371 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2372 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2373 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2374 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2375 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2376 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2377 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2378 guint32 mono_aot_method_hash (MonoMethod *method);
2379 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2380 void mono_aot_set_make_unreadable (gboolean unreadable);
2381 gboolean mono_aot_is_pagefault (void *ptr);
2382 void mono_aot_handle_pagefault (void *ptr);
2383 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2384 guint32 mono_aot_find_method_index (MonoMethod *method);
2385 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2386 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2387 void mono_aot_init_gshared_method_rgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2389 /* This is an exported function */
2390 MONO_API void mono_aot_register_module (gpointer *aot_info);
2392 void mono_xdebug_init (const char *xdebug_opts);
2393 void mono_save_xdebug_info (MonoCompile *cfg);
2394 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2395 /* This is an exported function */
2396 void mono_xdebug_flush (void);
2399 /* KEEP THIS IN SYNCH WITH mini-llvm-loaded.c */
2400 void mono_llvm_init (void) MONO_LLVM_INTERNAL;
2401 void mono_llvm_cleanup (void) MONO_LLVM_INTERNAL;
2402 void mono_llvm_emit_method (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2403 void mono_llvm_emit_call (MonoCompile *cfg, MonoCallInst *call) MONO_LLVM_INTERNAL;
2404 void mono_llvm_create_aot_module (MonoAssembly *assembly, const char *global_prefix, gboolean emit_dwarf, gboolean static_link, gboolean llvm_only) MONO_LLVM_INTERNAL;
2405 void mono_llvm_emit_aot_module (const char *filename, const char *cu_name) MONO_LLVM_INTERNAL;
2406 void mono_llvm_emit_aot_file_info (MonoAotFileInfo *info, gboolean has_jitted_code) MONO_LLVM_INTERNAL;
2407 void mono_llvm_emit_aot_data (const char *symbol, guint8 *data, int data_len) MONO_LLVM_INTERNAL;
2408 void mono_llvm_check_method_supported (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2409 void mono_llvm_free_domain_info (MonoDomain *domain) MONO_LLVM_INTERNAL;
2410 MONO_API void mono_personality (void);
2411 int mono_llvm_load (const char* bpath);
2412 void mono_llvm_rethrow_exception (MonoObject *ex);
2413 void mono_llvm_throw_exception (MonoObject *ex);
2414 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2415 void mono_llvm_resume_exception (void);
2416 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end);
2417 void mono_llvm_clear_exception (void);
2418 MonoObject *mono_llvm_load_exception (void);
2419 void mono_llvm_reset_exception (void);
2420 void mono_llvm_raise_exception (MonoException *e);
2422 gboolean mini_llvm_init (void);
2424 gboolean mono_method_blittable (MonoMethod *method);
2425 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2427 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2428 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2429 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2430 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2432 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2434 int mono_find_method_opcode (MonoMethod *method);
2435 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2436 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2437 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2438 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2440 void mono_trampolines_init (void);
2441 void mono_trampolines_cleanup (void);
2442 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2443 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2444 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2446 gboolean add_sync_wrapper);
2447 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2448 gpointer mono_create_jit_trampoline (MonoMethod *method);
2449 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2450 gpointer mono_create_jit_trampoline_in_domain (MonoDomain *domain, MonoMethod *method) MONO_LLVM_INTERNAL;
2451 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2452 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2453 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2454 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2455 gpointer mono_create_monitor_enter_trampoline (void);
2456 gpointer mono_create_monitor_enter_v4_trampoline (void);
2457 gpointer mono_create_monitor_exit_trampoline (void);
2458 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2459 gpointer mono_create_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *m, int vt_offset) MONO_LLVM_INTERNAL;
2460 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2461 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2462 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2463 #ifndef DISABLE_REMOTING
2464 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2466 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2467 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2469 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2471 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2472 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2473 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2474 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2475 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2476 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2477 gpointer mini_get_vtable_trampoline (int slot_index);
2478 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2479 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2480 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2481 gpointer mini_get_nullified_class_init_trampoline (void);
2482 gpointer mini_get_single_step_trampoline (void);
2483 gpointer mini_get_breakpoint_trampoline (void);
2484 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2485 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2486 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2487 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface);
2489 gboolean mono_running_on_valgrind (void);
2490 void* mono_global_codeman_reserve (int size);
2491 void* nacl_global_codeman_get_dest(void *data);
2492 void mono_global_codeman_commit(void *data, int size, int newsize);
2493 void nacl_global_codeman_validate(guint8 **buf_base, int buf_size, guint8 **code_end);
2494 const char *mono_regname_full (int reg, int bank);
2495 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2496 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2497 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2498 void mono_remove_critical_edges (MonoCompile *cfg);
2499 gboolean mono_is_regsize_var (MonoType *t);
2500 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2501 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2502 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2503 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2504 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2505 CompRelation mono_negate_cond (CompRelation cond);
2506 int mono_op_imm_to_op (int opcode);
2507 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2508 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2509 MonoUnwindOp *mono_create_unwind_op (int when,
2512 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2515 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2516 void mono_tramp_info_free (MonoTrampInfo *info);
2517 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2518 int mini_exception_id_by_name (const char *name);
2519 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2521 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2522 MonoInst *return_var, MonoInst **inline_args,
2523 guint inline_offset, gboolean is_virtual_call);
2525 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2526 void mono_decompose_long_opts (MonoCompile *cfg);
2527 void mono_decompose_vtype_opts (MonoCompile *cfg);
2528 void mono_decompose_vtype_opts_llvm (MonoCompile *cfg);
2529 void mono_decompose_array_access_opts (MonoCompile *cfg);
2530 void mono_decompose_soft_float (MonoCompile *cfg);
2531 void mono_handle_global_vregs (MonoCompile *cfg);
2532 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2533 void mono_if_conversion (MonoCompile *cfg);
2535 /* virtual function delegate */
2536 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2538 /* methods that must be provided by the arch-specific port */
2539 void mono_arch_init (void);
2540 void mono_arch_finish_init (void);
2541 void mono_arch_cleanup (void);
2542 void mono_arch_cpu_init (void);
2543 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2544 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2545 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2546 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2547 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2548 void mono_codegen (MonoCompile *cfg);
2549 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2550 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2551 const char *mono_arch_regname (int reg);
2552 const char *mono_arch_fregname (int reg);
2553 void mono_arch_exceptions_init (void);
2554 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2555 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2556 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2557 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2558 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2559 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2560 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2561 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2562 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2563 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2564 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2565 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2566 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2567 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2568 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors);
2569 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2570 void mono_arch_flush_icache (guint8 *code, gint size);
2571 int mono_arch_max_epilog_size (MonoCompile *cfg);
2572 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2573 void mono_arch_emit_epilog (MonoCompile *cfg);
2574 void mono_arch_emit_exceptions (MonoCompile *cfg);
2575 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2576 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2577 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2578 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2579 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2580 void mono_arch_fill_argument_info (MonoCompile *cfg);
2581 void mono_arch_allocate_vars (MonoCompile *m);
2582 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2583 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2584 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2585 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2586 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2587 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2588 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2589 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2590 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2591 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2592 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2593 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2594 GSList* mono_arch_get_delegate_invoke_impls (void);
2595 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2596 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2597 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, int tramp_type, gconstpointer target);
2598 GSList* mono_arch_get_cie_program (void);
2599 void mono_arch_set_target (char *mtriple);
2600 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2601 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2602 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2603 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2604 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2605 int mono_arch_translate_tls_offset (int offset);
2606 gboolean mono_arch_opcode_supported (int opcode);
2607 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2609 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2610 gboolean mono_arch_is_soft_float (void);
2612 static inline MONO_ALWAYS_INLINE gboolean
2613 mono_arch_is_soft_float (void)
2619 /* Soft Debug support */
2620 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2621 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2622 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2623 void mono_arch_start_single_stepping (void);
2624 void mono_arch_stop_single_stepping (void);
2625 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2626 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2627 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2628 void mono_arch_skip_single_step (MonoContext *ctx);
2629 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2630 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2633 #ifdef USE_JUMP_TABLES
2635 mono_jumptable_init (void);
2637 mono_jumptable_add_entry (void);
2639 mono_jumptable_add_entries (guint32 entries);
2641 mono_jumptable_cleanup (void);
2643 mono_arch_jumptable_entry_from_code (guint8 *code);
2645 mono_jumptable_get_entry (guint8 *code);
2649 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2650 MonoJitInfo *ji, MonoContext *ctx,
2651 MonoContext *new_ctx, MonoLMF **lmf,
2652 mgreg_t **save_locations,
2653 StackFrameInfo *frame_info);
2654 gpointer mono_arch_get_throw_exception_by_name (void);
2655 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2656 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2657 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2658 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2659 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2660 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2661 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2662 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2663 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2664 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2665 gpointer mono_arch_ip_from_context (void *sigctx);
2666 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2667 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2668 void mono_arch_flush_register_windows (void);
2669 gboolean mono_arch_is_inst_imm (gint64 imm);
2670 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2671 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2672 guint32 mono_arch_get_patch_offset (guint8 *code);
2673 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2674 void mono_arch_create_vars (MonoCompile *cfg);
2675 void mono_arch_save_unwind_info (MonoCompile *cfg);
2676 void mono_arch_register_lowlevel_calls (void);
2677 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2678 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2679 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2680 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2681 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2682 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2683 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2684 int mono_arch_get_this_arg_reg (guint8 *code);
2685 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2686 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2687 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2688 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2689 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2690 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2691 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2692 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2693 guint8* mono_arch_get_call_target (guint8 *code);
2694 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2695 GSList *mono_arch_get_trampolines (gboolean aot);
2697 /* Handle block guard */
2698 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2699 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2700 gpointer mono_create_handler_block_trampoline (void);
2701 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2703 /*New interruption machinery */
2705 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2708 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2711 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2714 /* Exception handling */
2715 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2717 void mono_exceptions_init (void);
2718 gboolean mono_handle_exception (MonoContext *ctx, gpointer obj);
2719 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2720 MONO_API void mono_print_thread_dump (void *sigctx);
2721 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2722 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2723 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2724 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2725 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2726 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2727 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2728 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2730 void mono_setup_altstack (MonoJitTlsData *tls);
2731 void mono_free_altstack (MonoJitTlsData *tls);
2732 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2733 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2734 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2735 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2737 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);
2739 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2740 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2741 void mono_restore_context (MonoContext *ctx);
2742 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2743 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2746 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2747 MonoJitInfo *prev_ji, MonoContext *ctx,
2748 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2749 mgreg_t **save_locations,
2750 StackFrameInfo *frame);
2752 gpointer mono_get_throw_exception (void);
2753 gpointer mono_get_rethrow_exception (void);
2754 gpointer mono_get_call_filter (void);
2755 gpointer mono_get_restore_context (void);
2756 gpointer mono_get_throw_exception_by_name (void);
2757 gpointer mono_get_throw_corlib_exception (void);
2759 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2760 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2761 MonoReflectionMethod **method,
2762 gint32 *iloffset, gint32 *native_offset,
2763 MonoString **file, gint32 *line, gint32 *column);
2764 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2766 /* Installs a function which is called when the runtime encounters an unhandled exception.
2767 * This hook isn't expected to return.
2768 * If no hook has been installed, the runtime will print a message before aborting.
2770 typedef void (*MonoUnhandledExceptionFunc) (MonoObject *exc, gpointer user_data);
2771 MONO_API void mono_install_unhandled_exception_hook (MonoUnhandledExceptionFunc func, gpointer user_data);
2772 void mono_invoke_unhandled_exception_hook (MonoObject *exc);
2774 /* Dominator/SSA methods */
2775 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2776 void mono_compute_natural_loops (MonoCompile *cfg);
2777 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2778 void mono_ssa_compute (MonoCompile *cfg);
2779 void mono_ssa_remove (MonoCompile *cfg);
2780 void mono_ssa_cprop (MonoCompile *cfg);
2781 void mono_ssa_deadce (MonoCompile *cfg);
2782 void mono_ssa_strength_reduction (MonoCompile *cfg);
2783 void mono_free_loop_info (MonoCompile *cfg);
2784 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2786 void mono_ssa_compute2 (MonoCompile *cfg);
2787 void mono_ssa_remove2 (MonoCompile *cfg);
2788 void mono_ssa_cprop2 (MonoCompile *cfg);
2789 void mono_ssa_deadce2 (MonoCompile *cfg);
2791 /* debugging support */
2792 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2793 guint32 breakpoint_id);
2794 void mono_debug_open_method (MonoCompile *cfg);
2795 void mono_debug_close_method (MonoCompile *cfg);
2796 void mono_debug_free_method (MonoCompile *cfg);
2797 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2798 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2799 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2800 void mono_debug_add_aot_method (MonoDomain *domain,
2801 MonoMethod *method, guint8 *code_start,
2802 guint8 *debug_info, guint32 debug_info_len);
2803 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2804 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2806 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2809 MonoTraceSpec *mono_trace_parse_options (const char *options);
2810 void mono_trace_set_assembly (MonoAssembly *assembly);
2811 gboolean mono_trace_eval (MonoMethod *method);
2814 mono_perform_abc_removal (MonoCompile *cfg);
2816 mono_perform_abc_removal (MonoCompile *cfg);
2818 mono_perform_ssapre (MonoCompile *cfg);
2820 mono_local_cprop (MonoCompile *cfg);
2822 mono_local_cprop (MonoCompile *cfg);
2824 mono_local_deadce (MonoCompile *cfg);
2826 mono_local_alias_analysis (MonoCompile *cfg);
2828 /* Generic sharing */
2831 mono_set_generic_sharing_supported (gboolean supported);
2834 mono_set_generic_sharing_vt_supported (gboolean supported);
2837 mono_set_partial_sharing_supported (gboolean supported);
2840 mono_class_generic_sharing_enabled (MonoClass *klass);
2843 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot);
2846 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot);
2848 MonoMethodRuntimeGenericContext*
2849 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2852 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2855 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2858 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2861 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2864 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2865 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2868 mono_method_construct_object_context (MonoMethod *method);
2871 mono_method_get_declaring_generic_method (MonoMethod *method);
2874 mono_generic_context_check_used (MonoGenericContext *context);
2877 mono_class_check_context_used (MonoClass *klass);
2880 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
2883 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
2886 mono_method_is_generic_impl (MonoMethod *method);
2889 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
2892 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
2895 mini_class_is_generic_sharable (MonoClass *klass);
2898 mono_is_partially_sharable_inst (MonoGenericInst *inst);
2901 mini_is_gsharedvt_gparam (MonoType *t);
2903 MonoGenericContext* mini_method_get_context (MonoMethod *method);
2905 int mono_method_check_context_used (MonoMethod *method);
2907 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
2909 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
2910 guint32 token, guint32 token_source, guint32 rgctx_type,
2911 gint32 rgctx_index);
2913 void mono_generic_sharing_init (void);
2914 void mono_generic_sharing_cleanup (void);
2916 MonoClass* mini_class_get_container_class (MonoClass *klass);
2917 MonoGenericContext* mini_class_get_context (MonoClass *klass);
2919 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
2920 MonoType* mini_type_get_underlying_type (MonoType *type);
2921 MonoMethod* mini_get_shared_method (MonoMethod *method);
2922 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
2923 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
2924 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
2925 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
2927 int mini_type_stack_size (MonoType *t, int *align);
2928 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
2929 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
2930 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
2932 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
2934 void mono_cfg_set_exception (MonoCompile *cfg, int type);
2936 gboolean mini_type_is_reference (MonoType *type);
2937 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
2938 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
2939 gboolean mini_is_gsharedvt_type (MonoType *t);
2940 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
2941 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
2942 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
2943 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
2944 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
2945 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
2946 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
2947 gpointer mini_method_get_rgctx (MonoMethod *m);
2948 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
2950 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
2951 gint32 vcall_offset, gboolean calli);
2956 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
2959 SIMD_VERSION_SSE1 = 1 << 0,
2960 SIMD_VERSION_SSE2 = 1 << 1,
2961 SIMD_VERSION_SSE3 = 1 << 2,
2962 SIMD_VERSION_SSSE3 = 1 << 3,
2963 SIMD_VERSION_SSE41 = 1 << 4,
2964 SIMD_VERSION_SSE42 = 1 << 5,
2965 SIMD_VERSION_SSE4a = 1 << 6,
2966 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
2967 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
2968 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
2971 /* this value marks the end of the bit indexes used in
2974 SIMD_VERSION_INDEX_END = 6
2989 SIMD_PREFETCH_MODE_NTA,
2990 SIMD_PREFETCH_MODE_0,
2991 SIMD_PREFETCH_MODE_1,
2992 SIMD_PREFETCH_MODE_2,
2995 const char *mono_arch_xregname (int reg);
2996 void mono_simd_simplify_indirection (MonoCompile *cfg);
2997 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2998 guint32 mono_arch_cpu_enumerate_simd_versions (void);
2999 void mono_simd_intrinsics_init (void);
3001 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3002 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3005 #define XDEBUG_ENABLED 1
3009 /* maybe enable also for other systems? */
3010 #define ENABLE_JIT_MAP 1
3011 void mono_enable_jit_map (void);
3012 void mono_emit_jit_map (MonoJitInfo *jinfo);
3013 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3014 gboolean mono_jit_map_is_enabled (void);
3016 #define mono_enable_jit_map()
3017 #define mono_emit_jit_map(ji)
3018 #define mono_emit_jit_tramp(s,z,d)
3019 #define mono_jit_map_is_enabled() (0)
3023 * Per-OS implementation functions.
3025 void mono_runtime_install_handlers (void);
3026 void mono_runtime_cleanup_handlers (void);
3027 void mono_runtime_setup_stat_profiler (void);
3028 void mono_runtime_shutdown_stat_profiler (void);
3029 void mono_runtime_posix_install_handlers (void);
3030 pid_t mono_runtime_syscall_fork (void);
3031 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3033 void mono_cross_helpers_run (void);
3039 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3040 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3041 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3042 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3043 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3045 #ifndef MONO_ARCH_HAVE_TLS_GET
3046 #define MONO_ARCH_HAVE_TLS_GET 0
3049 #ifdef MONO_ARCH_VARARG_ICALLS
3050 #define ARCH_VARARG_ICALLS 1
3052 #define ARCH_VARARG_ICALLS 0
3055 #endif /* __MONO_MINI_H__ */