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 124
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 {
739 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
741 /* Vtype passed as one int array argument */
743 /* Vtype passed as a set of fp arguments */
746 * Only for returns, a structure which
747 * consists of floats/doubles.
751 /* Vtype returned as an int */
752 LLVMArgVtypeAsScalar,
753 /* Scalar returned by ref using an additional argument */
754 LLVMArgScalarRetAddr,
755 /* Scalar passed by ref */
760 LLVMArgStorage storage;
763 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
764 * This contains how the parts of the vtype are passed.
766 LLVMArgStorage pair_storage [8];
768 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
769 * If storage == LLVMArgAsFpArgs, this is the number of arguments
770 * used to pass the value.
771 * If storage == LLVMArgFpStruct, this is the number of fields
775 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
777 /* Parameter index in the LLVM signature */
783 /* Whenever there is an rgctx argument */
785 /* Whenever there is an IMT argument */
788 * The position of the vret arg in the argument list.
789 * Only if ret->storage == ArgVtypeRetAddr.
793 /* The indexes of various special arguments in the LLVM signature */
794 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
796 /* Inline array of argument info */
797 /* args [0] is for the this argument if it exists */
798 LLVMArgInfo args [1];
801 #define MONO_MAX_SRC_REGS 3
805 guint8 type; /* stack type */
808 /* used by the register allocator */
809 gint32 dreg, sreg1, sreg2, sreg3;
811 MonoInst *next, *prev;
818 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
820 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
826 MonoMethodSignature *signature;
827 MonoBasicBlock **many_blocks;
828 MonoBasicBlock *target_block;
833 MonoCallInst *call_inst;
834 MonoExceptionClause *exception_clause;
840 const unsigned char* cil_code; /* for debugging and bblock splitting */
842 /* used mostly by the backend to store additional info it may need */
847 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
850 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
851 gboolean record_cast_details; /* For CEE_CASTCLASS */
852 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
853 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
854 int pc_offset; /* OP_GC_LIVERANGE_START/END */
857 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
858 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
859 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
861 int memory_barrier_kind;
867 struct MonoCallInst {
869 MonoMethodSignature *signature;
876 guint stack_align_amount;
877 guint is_virtual : 1;
879 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
880 guint fptr_is_patch : 1;
882 * If this is true, then the call returns a vtype in a register using the same
883 * calling convention as OP_CALL.
885 guint vret_in_reg : 1;
886 /* Whenever vret_in_reg returns fp values */
887 guint vret_in_reg_fp : 1;
888 /* Whenever there is an IMT argument and it is dynamic */
889 guint dynamic_imt_arg : 1;
890 /* Whenever there is an RGCTX argument */
891 guint32 rgctx_reg : 1;
892 /* Whenever the call will need an unbox trampoline */
893 guint need_unbox_trampoline : 1;
894 regmask_t used_iregs;
895 regmask_t used_fregs;
896 GSList *out_ireg_args;
897 GSList *out_freg_args;
902 int rgctx_arg_reg, imt_arg_reg;
905 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
910 struct MonoCallArgParm {
919 * Note: some of the values overlap, because they can't appear
920 * in the same MonoInst.
923 MONO_INST_HAS_METHOD = 1,
924 MONO_INST_INIT = 1, /* in localloc */
925 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
926 MONO_INST_IS_DEAD = 2,
927 MONO_INST_TAILCALL = 4,
928 MONO_INST_VOLATILE = 4,
929 MONO_INST_NOTYPECHECK = 4,
930 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
931 MONO_INST_UNALIGNED = 8,
932 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
933 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
934 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
935 /* the address of the variable has been taken */
936 MONO_INST_INDIRECT = 16,
937 MONO_INST_NORANGECHECK = 16,
938 /* On loads, the source address can be null */
939 MONO_INST_FAULT = 32,
941 * On variables, identifies LMF variables. These variables have a dummy type (int), but
942 * require stack space for a MonoLMF struct.
945 /* On loads, the source address points to a constant value */
946 MONO_INST_INVARIANT_LOAD = 64,
947 /* On variables, the variable needs GC tracking */
948 MONO_INST_GC_TRACK = 128,
950 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
951 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
953 MONO_INST_GC_CALLSITE = 128
956 #define inst_c0 data.op[0].const_val
957 #define inst_c1 data.op[1].const_val
958 #define inst_i0 data.op[0].src
959 #define inst_i1 data.op[1].src
960 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
961 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
962 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
964 #define inst_p0 data.op[0].p
965 #define inst_p1 data.op[1].p
967 #define inst_l data.i8const
968 #define inst_r data.r8const
969 #define inst_left data.op[0].src
970 #define inst_right data.op[1].src
972 #define inst_newa_len data.op[0].src
973 #define inst_newa_class data.op[1].klass
975 #define inst_var data.op[0].var
976 #define inst_vtype data.op[1].vtype
977 /* in branch instructions */
978 #define inst_many_bb data.op[1].many_blocks
979 #define inst_target_bb data.op[0].target_block
980 #define inst_true_bb data.op[1].many_blocks[0]
981 #define inst_false_bb data.op[1].many_blocks[1]
983 #define inst_basereg sreg1
984 #define inst_indexreg sreg2
985 #define inst_destbasereg dreg
986 #define inst_offset data.op[0].const_val
987 #define inst_imm data.op[1].const_val
988 #define inst_call data.op[1].call_inst
990 #define inst_phi_args data.op[1].phi_args
991 #define inst_eh_block data.op[1].exception_clause
994 mono_inst_set_src_registers (MonoInst *ins, int *regs)
996 ins->sreg1 = regs [0];
997 ins->sreg2 = regs [1];
998 ins->sreg3 = regs [2];
1001 /* instruction description for use in regalloc/scheduling */
1004 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1009 /* Unused, commented out to reduce the size of the mdesc tables
1020 guint16 tid; /* tree number */
1021 guint16 bid; /* block number */
1027 MonoPosition first_use, last_use;
1030 typedef struct MonoLiveRange2 MonoLiveRange2;
1032 struct MonoLiveRange2 {
1034 MonoLiveRange2 *next;
1038 /* List of live ranges sorted by 'from' */
1039 MonoLiveRange2 *range;
1040 MonoLiveRange2 *last_range;
1044 * Additional information about a variable
1046 struct MonoMethodVar {
1047 guint idx; /* inside cfg->varinfo, cfg->vars */
1048 MonoLiveRange range; /* generated by liveness analysis */
1049 MonoLiveInterval *interval; /* generated by liveness analysis */
1050 int reg; /* != -1 if allocated into a register */
1052 MonoBitSet *def_in; /* used by SSA */
1053 MonoInst *def; /* used by SSA */
1054 MonoBasicBlock *def_bb; /* used by SSA */
1055 GList *uses; /* used by SSA */
1056 char cpstate; /* used by SSA conditional constant propagation */
1057 /* The native offsets corresponding to the live range of the variable */
1058 gint32 live_range_start, live_range_end;
1060 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1067 * Stores state need to resume exception handling when using LLVM
1072 MonoContext ctx, new_ctx;
1076 int first_filter_idx, filter_idx;
1080 gpointer end_of_stack;
1082 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1085 gpointer restore_stack_prot;
1086 guint32 handling_stack_ovf;
1087 gpointer signal_stack;
1088 guint32 signal_stack_size;
1089 gpointer stack_ovf_guard_base;
1090 guint32 stack_ovf_guard_size;
1091 guint stack_ovf_valloced : 1;
1092 void (*abort_func) (MonoObject *object);
1093 /* Used to implement --debug=casts */
1094 MonoClass *class_cast_from, *class_cast_to;
1096 /* Stores state needed by handler block with a guard */
1098 ResumeState resume_state;
1100 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1101 /* handler block return address */
1102 gpointer handler_block_return_address;
1104 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1105 is an activation on stack making sure it will remain alive.*/
1106 MonoJitExceptionInfo *handler_block;
1108 /* context to be used by the guard trampoline when resuming interruption.*/
1109 MonoContext handler_block_context;
1111 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1112 * when it is called from profiler functions during exception handling.
1114 MonoContext orig_ex_ctx;
1115 gboolean orig_ex_ctx_set;
1118 * Stores if we need to run a chained exception in Windows.
1120 gboolean mono_win_chained_exception_needs_run;
1123 * The current exception in flight
1129 * This structure is an extension of MonoLMF and contains extra information.
1133 gboolean debugger_invoke;
1134 MonoContext ctx; /* if debugger_invoke is TRUE */
1137 /* Generic sharing */
1140 * Flags for which contexts were used in inflating a generic.
1143 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1144 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1148 MONO_RGCTX_INFO_STATIC_DATA,
1149 MONO_RGCTX_INFO_KLASS,
1150 MONO_RGCTX_INFO_ELEMENT_KLASS,
1151 MONO_RGCTX_INFO_VTABLE,
1152 MONO_RGCTX_INFO_TYPE,
1153 MONO_RGCTX_INFO_REFLECTION_TYPE,
1154 MONO_RGCTX_INFO_METHOD,
1155 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1156 MONO_RGCTX_INFO_CLASS_FIELD,
1157 MONO_RGCTX_INFO_METHOD_RGCTX,
1158 MONO_RGCTX_INFO_METHOD_CONTEXT,
1159 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1160 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1161 MONO_RGCTX_INFO_CAST_CACHE,
1162 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1163 MONO_RGCTX_INFO_VALUE_SIZE,
1164 MONO_RGCTX_INFO_FIELD_OFFSET,
1165 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1166 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1167 /* Same for virtual calls */
1168 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1169 /* Same for calli, associated with a signature */
1170 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1174 * 2 - gsharedvt type
1176 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1177 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1178 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1179 MONO_RGCTX_INFO_LOCAL_OFFSET,
1180 MONO_RGCTX_INFO_MEMCPY,
1181 MONO_RGCTX_INFO_BZERO,
1182 /* The address of Nullable<T>.Box () */
1183 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1184 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1185 /* MONO_PATCH_INFO_VCALL_METHOD */
1186 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1188 * MONO_PATCH_INFO_VCALL_METHOD
1189 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1190 * which implements the method.
1192 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE
1193 } MonoRgctxInfoType;
1195 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1196 MonoRgctxInfoType info_type;
1198 struct _MonoRuntimeGenericContextInfoTemplate *next;
1199 } MonoRuntimeGenericContextInfoTemplate;
1202 MonoClass *next_subclass;
1203 MonoRuntimeGenericContextInfoTemplate *infos;
1204 GSList *method_templates;
1205 } MonoRuntimeGenericContextTemplate;
1208 MonoVTable *class_vtable; /* must be the first element */
1209 MonoGenericInst *method_inst;
1210 gpointer infos [MONO_ZERO_LEN_ARRAY];
1211 } MonoMethodRuntimeGenericContext;
1213 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1215 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1216 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1217 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1218 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1220 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1224 MonoRuntimeGenericContextInfoTemplate *entries;
1225 int num_entries, count_entries;
1226 } MonoGSharedVtMethodInfo;
1228 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1232 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1233 * We use this instead of rgctx slots since these can be loaded using a load instead
1234 * of a call to an rgctx fetch trampoline.
1236 gpointer entries [MONO_ZERO_LEN_ARRAY];
1237 } MonoGSharedVtMethodRuntimeInfo;
1243 MonoMethodSignature *invoke_sig;
1244 MonoMethodSignature *sig;
1245 gpointer method_ptr;
1246 gpointer invoke_impl;
1248 gpointer impl_nothis;
1249 gboolean need_rgctx_tramp;
1250 } MonoDelegateTrampInfo;
1253 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1254 #include "patch-info.h"
1260 * We need to store the image which the token refers to along with the token,
1261 * since the image might not be the same as the image of the method which
1262 * contains the relocation, because of inlining.
1264 typedef struct MonoJumpInfoToken {
1267 gboolean has_context;
1268 MonoGenericContext context;
1269 } MonoJumpInfoToken;
1271 typedef struct MonoJumpInfoBBTable {
1272 MonoBasicBlock **table;
1274 } MonoJumpInfoBBTable;
1276 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1278 /* Contains information describing an LLVM IMT trampoline */
1279 typedef struct MonoJumpInfoImtTramp {
1282 } MonoJumpInfoImtTramp;
1284 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1287 * Represents the method which is called when a virtual call is made to METHOD
1288 * on a receiver of type KLASS.
1291 /* Receiver class */
1293 /* Virtual method */
1295 } MonoJumpInfoVirtMethod;
1297 typedef struct MonoJumpInfo MonoJumpInfo;
1298 struct MonoJumpInfo {
1300 /* Relocation type for patching */
1308 MonoJumpInfoType type;
1310 gconstpointer target;
1311 #if SIZEOF_VOID_P == 8
1321 MonoClassField *field;
1325 MonoJumpInfoToken *token;
1326 MonoJumpInfoBBTable *table;
1327 MonoJumpInfoRgctxEntry *rgctx_entry;
1328 MonoJumpInfoImtTramp *imt_tramp;
1329 MonoJumpInfoGSharedVtCall *gsharedvt;
1330 MonoGSharedVtMethodInfo *gsharedvt_method;
1331 MonoMethodSignature *sig;
1332 MonoDelegateClassMethodPair *del_tramp;
1333 /* MONO_PATCH_INFO_VIRT_METHOD */
1334 MonoJumpInfoVirtMethod *virt_method;
1339 * Contains information for computing the
1340 * property given by INFO_TYPE of the runtime
1341 * object described by DATA.
1343 struct MonoJumpInfoRgctxEntry {
1346 MonoJumpInfo *data; /* describes the data to be loaded */
1347 MonoRgctxInfoType info_type;
1350 /* Contains information about a gsharedvt call */
1351 struct MonoJumpInfoGSharedVtCall {
1352 /* The original signature of the call */
1353 MonoMethodSignature *sig;
1354 /* The method which is called */
1359 MONO_TRAMPOLINE_JIT,
1360 MONO_TRAMPOLINE_JUMP,
1361 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1362 MONO_TRAMPOLINE_AOT,
1363 MONO_TRAMPOLINE_AOT_PLT,
1364 MONO_TRAMPOLINE_DELEGATE,
1365 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1366 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1367 MONO_TRAMPOLINE_VCALL,
1368 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1370 } MonoTrampolineType;
1372 /* These trampolines return normally to their caller */
1373 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1374 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1375 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1377 /* These trampolines receive an argument directly in a register */
1378 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1379 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1381 /* optimization flags */
1382 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1384 #include "optflags-def.h"
1389 * This structure represents a JIT backend.
1392 guint have_card_table_wb : 1;
1393 guint have_op_generic_class_init : 1;
1394 guint emulate_mul_div : 1;
1395 guint emulate_div : 1;
1396 guint emulate_long_shift_opts : 1;
1397 guint have_objc_get_selector : 1;
1398 guint have_generalized_imt_thunk : 1;
1399 guint have_tls_get : 1;
1400 guint have_tls_get_reg : 1;
1401 guint have_liverange_ops: 1;
1402 guint have_op_tail_call : 1;
1403 guint have_dummy_init : 1;
1404 guint gshared_supported : 1;
1405 guint use_fpstack : 1;
1407 guint need_got_var : 1;
1408 guint need_div_check : 1;
1409 guint no_unaligned_access : 1;
1410 int monitor_enter_adjustment;
1411 int dyn_call_param_area;
1414 /* Flags for mini_method_compile () */
1416 /* Whenever to run cctors during JITting */
1417 JIT_FLAG_RUN_CCTORS = (1 << 0),
1418 /* Whenever this is an AOT compilation */
1419 JIT_FLAG_AOT = (1 << 1),
1420 /* Whenever this is a full AOT compilation */
1421 JIT_FLAG_FULL_AOT = (1 << 2),
1422 /* Whenever to compile with LLVM */
1423 JIT_FLAG_LLVM = (1 << 3),
1424 /* Whenever to disable direct calls to direct calls to icall functions */
1425 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1426 /* Emit explicit null checks */
1427 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1428 /* Whenever to compile in llvm-only mode */
1429 JIT_FLAG_LLVM_ONLY = (1 << 6),
1432 /* Bit-fields in the MonoBasicBlock.region */
1433 #define MONO_REGION_TRY 0
1434 #define MONO_REGION_FINALLY 16
1435 #define MONO_REGION_CATCH 32
1436 #define MONO_REGION_FAULT 64 /* Currently unused */
1437 #define MONO_REGION_FILTER 128
1439 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1441 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1442 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1444 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1446 #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))))
1448 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1449 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1452 * Control Flow Graph and compilation unit information
1456 MonoMethodHeader *header;
1457 MonoMemPool *mempool;
1459 MonoMethodVar *vars;
1461 MonoBasicBlock *bb_entry;
1462 MonoBasicBlock *bb_exit;
1463 MonoBasicBlock *bb_init;
1464 MonoBasicBlock **bblocks;
1465 MonoBasicBlock **cil_offset_to_bb;
1466 MonoMemPool *state_pool; /* used by instruction selection */
1467 MonoBasicBlock *cbb; /* used by instruction selection */
1468 MonoInst *prev_ins; /* in decompose */
1469 MonoJumpInfo *patch_info;
1470 MonoJitInfo *jit_info;
1471 MonoJitDynamicMethodInfo *dynamic_info;
1472 guint num_bblocks, max_block_num;
1474 guint num_varinfo; /* used items in varinfo */
1475 guint varinfo_count; /* total storage in varinfo */
1478 gint cil_offset_to_bb_len;
1480 MonoSpillInfo *spill_info [16]; /* machine register spills */
1482 gint spill_info_len [16];
1483 /* unsigned char *cil_code; */
1484 MonoMethod *inlined_method; /* the method which is currently inlined */
1485 MonoInst *domainvar; /* a cache for the current domain */
1486 MonoInst *got_var; /* Global Offset Table variable */
1488 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1490 MonoType **arg_types;
1491 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1492 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1493 MonoGenericContext *generic_context;
1495 MonoBackend *backend;
1498 * This variable represents the hidden argument holding the vtype
1499 * return address. If the method returns something other than a vtype, or
1500 * the vtype is returned in registers this is NULL.
1502 MonoInst *vret_addr;
1505 * This is used to initialize the cil_code field of MonoInst's.
1507 const unsigned char *ip;
1509 struct MonoAliasingInformation *aliasing_info;
1511 /* A hashtable of region ID-> SP var mappings */
1512 /* An SP var is a place to store the stack pointer (used by handlers)*/
1515 /* A hashtable of region ID -> EX var mappings */
1516 /* An EX var stores the exception object passed to catch/filter blocks */
1519 GList *ldstr_list; /* used by AOT */
1524 GHashTable *cbb_hash;
1526 /* The current virtual register number */
1529 MonoGenericSharingContext gsctx;
1530 MonoGenericContext *gsctx_context;
1532 MonoGSharedVtMethodInfo *gsharedvt_info;
1534 /* Points to the gsharedvt locals area at runtime */
1535 MonoInst *gsharedvt_locals_var;
1537 /* The localloc instruction used to initialize gsharedvt_locals_var */
1538 MonoInst *gsharedvt_locals_var_ins;
1540 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1541 MonoInst *gsharedvt_info_var;
1543 /* For native-to-managed wrappers, the saved old domain */
1544 MonoInst *orig_domain_var;
1547 MonoInst *lmf_addr_var;
1549 MonoInst *stack_inbalance_var;
1551 unsigned char *cil_start;
1552 #ifdef __native_client_codegen__
1553 /* this alloc is not aligned, native_code */
1554 /* is the 32-byte aligned version of this */
1555 unsigned char *native_code_alloc;
1557 unsigned char *native_code;
1563 regmask_t used_int_regs;
1565 guint32 prof_options;
1568 guint32 verbose_level;
1569 guint32 stack_usage;
1573 guint disable_aot : 1;
1574 guint disable_ssa : 1;
1575 guint disable_llvm : 1;
1576 guint enable_extended_bblocks : 1;
1577 guint run_cctors : 1;
1578 guint need_lmf_area : 1;
1579 guint compile_aot : 1;
1581 guint compile_llvm : 1;
1582 guint got_var_allocated : 1;
1583 guint ret_var_is_local : 1;
1584 guint ret_var_set : 1;
1585 guint unverifiable : 1;
1586 guint skip_visibility : 1;
1587 guint disable_reuse_registers : 1;
1588 guint disable_reuse_stack_slots : 1;
1589 guint disable_reuse_ref_stack_slots : 1;
1590 guint disable_ref_noref_stack_slot_share : 1;
1591 guint disable_initlocals_opt : 1;
1592 guint disable_initlocals_opt_refs : 1;
1593 guint disable_omit_fp : 1;
1594 guint disable_vreg_to_lvreg : 1;
1595 guint disable_deadce_vars : 1;
1596 guint disable_out_of_line_bblocks : 1;
1597 guint disable_direct_icalls : 1;
1598 guint create_lmf_var : 1;
1600 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1601 * instead of being generated in emit_prolog ()/emit_epilog ().
1605 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1606 * mono_lmf_addr TLS variable.
1608 guint lmf_ir_mono_lmf : 1;
1609 guint gen_write_barriers : 1;
1610 guint init_ref_vars : 1;
1611 guint extend_live_ranges : 1;
1612 guint compute_precise_live_ranges : 1;
1613 guint has_got_slots : 1;
1614 guint uses_rgctx_reg : 1;
1615 guint uses_vtable_reg : 1;
1616 guint uses_simd_intrinsics : 1;
1617 guint keep_cil_nops : 1;
1618 guint gen_seq_points : 1;
1619 /* Generate seq points for use by the debugger */
1620 guint gen_sdb_seq_points : 1;
1621 guint explicit_null_checks : 1;
1622 guint compute_gc_maps : 1;
1623 guint soft_breakpoints : 1;
1624 guint arch_eh_jit_info : 1;
1625 guint has_indirection : 1;
1626 guint has_atomic_add_i4 : 1;
1627 guint has_atomic_exchange_i4 : 1;
1628 guint has_atomic_cas_i4 : 1;
1629 guint check_pinvoke_callconv : 1;
1630 guint has_unwind_info_for_epilog : 1;
1631 guint disable_inline : 1;
1633 guint gsharedvt : 1;
1635 guint llvm_only : 1;
1637 gpointer debug_info;
1640 MonoProfileCoverageInfo *coverage_info;
1641 GHashTable *token_info_hash;
1642 MonoCompileArch arch;
1643 guint32 inline_depth;
1644 /* Size of memory reserved for thunks */
1648 /* Offset between the start of code and the thunks area */
1650 guint32 exception_type; /* MONO_EXCEPTION_* */
1651 guint32 exception_data;
1652 char* exception_message;
1653 gpointer exception_ptr;
1655 guint8 * encoded_unwind_ops;
1656 guint32 encoded_unwind_ops_len;
1661 /* Fields used by the local reg allocator */
1665 /* Maps vregs to their associated MonoInst's */
1666 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1667 MonoInst **vreg_to_inst;
1669 /* Size of above array */
1670 guint32 vreg_to_inst_len;
1672 /* Marks vregs which hold a GC ref */
1673 /* FIXME: Use a bitmap */
1674 gboolean *vreg_is_ref;
1676 /* Size of above array */
1677 guint32 vreg_is_ref_len;
1679 /* Marks vregs which hold a managed pointer */
1680 /* FIXME: Use a bitmap */
1681 gboolean *vreg_is_mp;
1683 /* Size of above array */
1684 guint32 vreg_is_mp_len;
1687 * The original method to compile, differs from 'method' when doing generic
1690 MonoMethod *orig_method;
1692 /* Patches which describe absolute addresses embedded into the native code */
1693 GHashTable *abs_patches;
1695 /* If the arch passes valuetypes by address, then for methods
1696 which use JMP the arch code should use these local
1697 variables to store the addresses of incoming valuetypes.
1698 The addresses should be stored in mono_arch_emit_prolog()
1699 and can be used when emitting code for OP_JMP. See
1701 MonoInst **tailcall_valuetype_addrs;
1703 /* Used to implement move_i4_to_f on archs that can't do raw
1704 copy between an ireg and a freg. This is an int32 var.*/
1705 MonoInst *iconv_raw_var;
1707 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1708 MonoInst *fconv_to_r8_x_var;
1710 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1711 MonoInst *simd_ctor_var;
1713 /* Used to implement dyn_call */
1714 MonoInst *dyn_call_var;
1717 * List of sequence points represented as IL offset+native offset pairs.
1718 * Allocated using glib.
1719 * IL offset can be -1 or 0xffffff to refer to the sequence points
1720 * inside the prolog and epilog used to implement method entry/exit events.
1722 GPtrArray *seq_points;
1724 /* The encoded sequence point info */
1725 struct MonoSeqPointInfo *seq_point_info;
1727 /* Method headers which need to be freed after compilation */
1728 GSList *headers_to_free;
1731 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1732 /* Symbol used to refer to this method in generated assembly */
1734 char *asm_debug_symbol;
1735 char *llvm_method_name;
1736 int castclass_cache_index;
1738 MonoJitExceptionInfo *llvm_ex_info;
1739 guint32 llvm_ex_info_len;
1740 int llvm_this_reg, llvm_this_offset;
1742 GSList *try_block_holes;
1744 /* DWARF location list for 'this' */
1745 GSList *this_loclist;
1747 /* DWARF location list for 'rgctx_var' */
1748 GSList *rgctx_loclist;
1752 /* The offsets of the locals area relative to the frame pointer */
1753 gint locals_min_stack_offset, locals_max_stack_offset;
1755 /* The current CFA rule */
1756 int cur_cfa_reg, cur_cfa_offset;
1758 /* The final CFA rule at the end of the prolog */
1759 int cfa_reg, cfa_offset;
1761 /* Points to a MonoCompileGC */
1765 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1766 * image etc, but it requires a 4 byte alignment.
1769 guint32 gc_map_size;
1771 /* Error handling */
1775 int stat_allocate_var;
1776 int stat_locals_stack_size;
1777 int stat_basic_blocks;
1778 int stat_cil_code_size;
1780 int stat_inlineable_methods;
1781 int stat_inlined_methods;
1782 int stat_code_reallocs;
1786 MONO_CFG_HAS_ALLOCA = 1 << 0,
1787 MONO_CFG_HAS_CALLS = 1 << 1,
1788 MONO_CFG_HAS_LDELEMA = 1 << 2,
1789 MONO_CFG_HAS_VARARGS = 1 << 3,
1790 MONO_CFG_HAS_TAIL = 1 << 4,
1791 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1792 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1793 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1794 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1798 gint32 methods_compiled;
1800 gint32 methods_lookups;
1801 gint32 allocate_var;
1802 gint32 cil_code_size;
1803 gint32 native_code_size;
1804 gint32 code_reallocs;
1805 gint32 max_code_size_ratio;
1806 gint32 biggest_method_size;
1807 gint32 allocated_code_size;
1808 gint32 allocated_seq_points_size;
1809 gint32 inlineable_methods;
1810 gint32 inlined_methods;
1811 gint32 basic_blocks;
1812 gint32 max_basic_blocks;
1813 gint32 locals_stack_size;
1815 gint32 generic_virtual_invocations;
1817 gint32 alias_removed;
1818 gint32 loads_eliminated;
1819 gint32 stores_eliminated;
1820 int methods_with_llvm;
1821 int methods_without_llvm;
1822 char *max_ratio_method;
1823 char *biggest_method;
1828 extern MonoJitStats mono_jit_stats;
1830 /* opcodes: value assigned after all the CIL opcodes */
1837 #define MINI_OP(a,b,dest,src1,src2) a,
1838 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1840 OP_START = MONO_CEE_LAST - 1,
1841 #include "mini-ops.h"
1847 #if SIZEOF_VOID_P == 8
1848 #define OP_PCONST OP_I8CONST
1849 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1850 #define OP_PADD OP_LADD
1851 #define OP_PADD_IMM OP_LADD_IMM
1852 #define OP_PAND_IMM OP_LAND_IMM
1853 #define OP_PSUB OP_LSUB
1854 #define OP_PMUL OP_LMUL
1855 #define OP_PMUL_IMM OP_LMUL_IMM
1856 #define OP_PNEG OP_LNEG
1857 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1858 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1859 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1860 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1861 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1862 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1863 #define OP_PBEQ OP_LBEQ
1864 #define OP_PCEQ OP_LCEQ
1865 #define OP_PBNE_UN OP_LBNE_UN
1866 #define OP_PBGE_UN OP_LBGE_UN
1867 #define OP_PBLT_UN OP_LBLT_UN
1868 #define OP_PBGE OP_LBGE
1869 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1870 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1872 #define OP_PCONST OP_ICONST
1873 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
1874 #define OP_PADD OP_IADD
1875 #define OP_PADD_IMM OP_IADD_IMM
1876 #define OP_PAND_IMM OP_IAND_IMM
1877 #define OP_PSUB OP_ISUB
1878 #define OP_PMUL OP_IMUL
1879 #define OP_PMUL_IMM OP_IMUL_IMM
1880 #define OP_PNEG OP_INEG
1881 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1882 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1883 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1884 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1885 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1886 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
1887 #define OP_PBEQ OP_IBEQ
1888 #define OP_PCEQ OP_ICEQ
1889 #define OP_PBNE_UN OP_IBNE_UN
1890 #define OP_PBGE_UN OP_IBGE_UN
1891 #define OP_PBLT_UN OP_IBLT_UN
1892 #define OP_PBGE OP_IBGE
1893 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
1894 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
1897 /* Opcodes to load/store regsize quantities */
1898 #if defined (__mono_ilp32__)
1899 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
1900 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1902 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
1903 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
1930 #if HAVE_ARRAY_ELEM_INIT
1931 extern const guint8 mono_burg_arity [];
1933 extern guint8 mono_burg_arity [];
1936 extern const char MONO_ARCH_CPU_SPEC [];
1937 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
1938 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
1939 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
1940 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
1945 MONO_COMP_DFRONTIER = 4,
1946 MONO_COMP_DOM_REV = 8,
1947 MONO_COMP_LIVENESS = 16,
1949 MONO_COMP_SSA_DEF_USE = 64,
1950 MONO_COMP_REACHABILITY = 128,
1951 MONO_COMP_LOOPS = 256
1956 MONO_GRAPH_DTREE = 2,
1957 MONO_GRAPH_CFG_CODE = 4,
1958 MONO_GRAPH_CFG_SSA = 8,
1959 MONO_GRAPH_CFG_OPTCODE = 16
1966 } MonoJitArgumentInfo;
1969 gboolean handle_sigint;
1970 gboolean keep_delegates;
1971 gboolean reverse_pinvoke_exceptions;
1972 gboolean collect_pagefault_stats;
1973 gboolean break_on_unverified;
1974 gboolean better_cast_details;
1975 gboolean mdb_optimizations;
1976 gboolean no_gdb_backtrace;
1977 gboolean suspend_on_sigsegv;
1978 gboolean suspend_on_exception;
1979 gboolean suspend_on_unhandled;
1980 gboolean dyn_runtime_invoke;
1982 gboolean arm_use_fallback_tls;
1984 * Whenever data such as next sequence points and flags is required.
1985 * Next sequence points and flags are required by the debugger agent.
1987 gboolean gen_sdb_seq_points;
1988 gboolean gen_seq_points_compact_data;
1990 * Setting single_imm_size should guarantee that each time managed code is compiled
1991 * the same instructions and registers are used, regardless of the size of used values.
1993 gboolean single_imm_size;
1994 gboolean explicit_null_checks;
1996 * Fill stack frames with 0x2a in method prologs. This helps with the
1997 * debugging of the stack marking code in the GC.
1999 gboolean init_stacks;
2002 * Whenever to implement single stepping and breakpoints without signals in the
2003 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2004 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2007 gboolean soft_breakpoints;
2009 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2011 gboolean break_on_exc;
2013 * Load AOT JIT info eagerly.
2015 gboolean load_aot_jit_info_eagerly;
2017 * Check for pinvoke calling convention mismatches.
2019 gboolean check_pinvoke_callconv;
2021 * Translate Debugger.Break () into a native breakpoint signal
2023 gboolean native_debugger_break;
2051 /* Implicit exceptions */
2053 MONO_EXC_INDEX_OUT_OF_RANGE,
2055 MONO_EXC_ARITHMETIC,
2056 MONO_EXC_DIVIDE_BY_ZERO,
2057 MONO_EXC_INVALID_CAST,
2059 MONO_EXC_ARRAY_TYPE_MISMATCH,
2061 MONO_EXC_INTRINS_NUM
2065 MINI_TOKEN_SOURCE_CLASS,
2066 MINI_TOKEN_SOURCE_METHOD,
2067 MINI_TOKEN_SOURCE_FIELD
2071 * Information about a trampoline function.
2076 * The native code of the trampoline. Not owned by this structure.
2081 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2086 * Patches required by the trampoline when aot-ing. Owned by this structure.
2090 * Unwind information. Owned by this structure.
2095 * Encoded unwind info loaded from AOT images
2098 guint32 uw_info_len;
2101 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2104 FILTER_IL_SEQ_POINT = 1 << 0,
2105 FILTER_NOP = 1 << 1,
2108 static inline gboolean
2109 mono_inst_filter (MonoInst *ins, int filter)
2111 if (!ins || !filter)
2114 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2117 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2123 static inline MonoInst*
2124 mono_inst_next (MonoInst *ins, int filter)
2128 } while (mono_inst_filter (ins, filter));
2133 static inline MonoInst*
2134 mono_inst_prev (MonoInst *ins, int filter)
2138 } while (mono_inst_filter (ins, filter));
2143 static inline MonoInst*
2144 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2146 MonoInst *ins = bb->code;
2147 if (mono_inst_filter (ins, filter))
2148 ins = mono_inst_next (ins, filter);
2153 static inline MonoInst*
2154 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2156 MonoInst *ins = bb->last_ins;
2157 if (mono_inst_filter (ins, filter))
2158 ins = mono_inst_prev (ins, filter);
2164 MONO_API int mono_main (int argc, char* argv[]);
2165 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2166 void mono_parse_env_options (int argc, char *argv []);
2167 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2168 void mini_cleanup (MonoDomain *domain);
2169 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2171 /* helper methods */
2172 void mini_jit_init (void);
2173 void mini_jit_cleanup (void);
2174 void mono_disable_optimizations (guint32 opts);
2175 void mono_set_optimizations (guint32 opts);
2176 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2177 void mono_set_verbose_level (guint32 level);
2178 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2179 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2180 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2181 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2182 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2184 void mono_precompile_assemblies (void);
2185 MONO_API int mono_parse_default_optimizations (const char* p);
2186 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2187 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2188 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2189 void mono_verify_bblock (MonoBasicBlock *bb);
2190 void mono_verify_cfg (MonoCompile *cfg);
2191 void mono_constant_fold (MonoCompile *cfg);
2192 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2193 int mono_eval_cond_branch (MonoInst *branch);
2194 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2195 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2196 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2197 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2198 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2199 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2200 MonoType* mono_type_from_stack_type (MonoInst *ins);
2201 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2202 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2203 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2204 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2205 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2206 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2207 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2208 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2209 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2210 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2212 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2213 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2214 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2215 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2216 void mono_nullify_basic_block (MonoBasicBlock *bb);
2217 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2218 void mono_optimize_branches (MonoCompile *cfg);
2220 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2221 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2222 void mono_print_ji (const MonoJumpInfo *ji);
2223 void mono_print_ins_index (int i, MonoInst *ins);
2224 void mono_print_ins (MonoInst *ins);
2225 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2226 void mono_print_code (MonoCompile *cfg, const char *msg);
2227 MONO_API void mono_print_method_from_ip (void *ip);
2228 MONO_API char *mono_pmip (void *ip);
2229 gboolean mono_debug_count (void);
2230 MONO_API const char* mono_inst_name (int op);
2231 int mono_op_to_op_imm (int opcode);
2232 int mono_op_imm_to_op (int opcode);
2233 int mono_load_membase_to_load_mem (int opcode);
2234 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2235 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2236 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2237 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2238 guint32 mono_reverse_branch_op (guint32 opcode);
2239 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2240 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2241 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2242 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2243 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2244 guint mono_patch_info_hash (gconstpointer data);
2245 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2246 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2247 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors) MONO_LLVM_INTERNAL;
2248 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2249 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2250 gpointer mono_jit_compile_method (MonoMethod *method);
2251 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoException **jit_ex);
2252 MonoLMF * mono_get_lmf (void);
2253 MonoLMF** mono_get_lmf_addr (void);
2254 void mono_set_lmf (MonoLMF *lmf);
2255 MonoJitTlsData* mono_get_jit_tls (void);
2256 MONO_API MonoDomain *mono_jit_thread_attach (MonoDomain *domain);
2257 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2258 gint32 mono_get_jit_tls_offset (void);
2259 gint32 mono_get_lmf_tls_offset (void);
2260 gint32 mono_get_lmf_addr_tls_offset (void);
2261 int mini_get_tls_offset (MonoTlsKey key);
2262 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2263 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2264 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2265 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2266 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2267 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2268 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2269 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2270 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2271 void mono_analyze_liveness (MonoCompile *cfg);
2272 void mono_analyze_liveness_gc (MonoCompile *cfg);
2273 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2274 void mono_global_regalloc (MonoCompile *cfg);
2275 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2276 int mono_compile_assembly (MonoAssembly *ass, guint32 opts, const char *aot_options);
2277 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2278 void mono_destroy_compile (MonoCompile *cfg);
2279 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2280 void mono_print_ins_index (int i, MonoInst *ins);
2281 void mono_print_ins (MonoInst *ins);
2282 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2283 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2284 MonoInst *mono_get_got_var (MonoCompile *cfg);
2285 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2286 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2287 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2288 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, MonoJitICallInfo *info, MonoInst **args);
2289 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2290 void mono_create_helper_signatures (void);
2292 gboolean mini_class_is_system_array (MonoClass *klass);
2293 MonoMethodSignature *mono_get_element_address_signature (int arity);
2294 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2295 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2297 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2298 void mono_linterval_print (MonoLiveInterval *interval);
2299 void mono_linterval_print_nl (MonoLiveInterval *interval);
2300 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2301 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2302 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2303 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2305 /* Native Client functions */
2306 gpointer mono_realloc_native_code(MonoCompile *cfg);
2307 #ifdef __native_client_codegen__
2308 void mono_nacl_align_inst(guint8 **pcode, int instlen);
2309 void mono_nacl_align_call(guint8 **start, guint8 **pcode);
2310 guint8 *mono_nacl_pad_call(guint8 *code, guint8 ilength);
2311 guint8 *mono_nacl_align(guint8 *code);
2312 void mono_nacl_fix_patches(const guint8 *code, MonoJumpInfo *ji);
2313 /* Defined for each arch */
2314 guint8 *mono_arch_nacl_pad(guint8 *code, int pad);
2315 guint8 *mono_arch_nacl_skip_nops(guint8 *code);
2317 #if defined(TARGET_X86)
2318 #define kNaClAlignment kNaClAlignmentX86
2319 #define kNaClAlignmentMask kNaClAlignmentMaskX86
2320 #elif defined(TARGET_AMD64)
2321 #define kNaClAlignment kNaClAlignmentAMD64
2322 #define kNaClAlignmentMask kNaClAlignmentMaskAMD64
2323 #elif defined(TARGET_ARM)
2324 #define kNaClAlignment kNaClAlignmentARM
2325 #define kNaClAlignmentMask kNaClAlignmentMaskARM
2328 #define NACL_BUNDLE_ALIGN_UP(p) ((((p)+kNaClAlignmentMask)) & ~kNaClAlignmentMask)
2331 #if defined(__native_client__) || defined(__native_client_codegen__)
2332 extern volatile int __nacl_thread_suspension_needed;
2333 void __nacl_suspend_thread_if_needed(void);
2334 void mono_nacl_gc(void);
2337 #if defined(__native_client_codegen__) || defined(__native_client__)
2338 #define NACL_SIZE(a, b) (b)
2340 #define NACL_SIZE(a, b) (a)
2343 extern MonoDebugOptions debug_options;
2345 static inline MonoMethod*
2346 jinfo_get_method (MonoJitInfo *ji)
2348 return mono_jit_info_get_method (ji);
2352 void mono_aot_init (void);
2353 void mono_aot_cleanup (void);
2354 gpointer mono_aot_get_method (MonoDomain *domain,
2355 MonoMethod *method);
2356 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token);
2357 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2358 guint8* mono_aot_get_plt_entry (guint8 *code);
2359 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2360 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2361 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2362 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2363 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code);
2364 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2365 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot);
2366 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2367 gpointer mono_aot_get_trampoline (const char *name);
2368 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2369 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2370 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2371 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2372 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2373 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2374 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2375 guint32 mono_aot_method_hash (MonoMethod *method);
2376 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2377 guint32 mono_aot_get_got_offset (MonoJumpInfo *ji) MONO_LLVM_INTERNAL;
2378 gboolean mono_aot_is_shared_got_offset (int offset) MONO_LLVM_INTERNAL;
2379 char* mono_aot_get_method_name (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2380 gboolean mono_aot_is_direct_callable (MonoJumpInfo *patch_info) MONO_LLVM_INTERNAL;
2381 void mono_aot_mark_unused_llvm_plt_entry(MonoJumpInfo *patch_info) MONO_LLVM_INTERNAL;
2382 char* mono_aot_get_plt_symbol (MonoJumpInfoType type, gconstpointer data) MONO_LLVM_INTERNAL;
2383 char* mono_aot_get_direct_call_symbol (MonoJumpInfoType type, gconstpointer data);
2384 int mono_aot_get_method_index (MonoMethod *method) MONO_LLVM_INTERNAL;
2385 MonoJumpInfo* mono_aot_patch_info_dup (MonoJumpInfo* ji) MONO_LLVM_INTERNAL;
2386 void mono_aot_set_make_unreadable (gboolean unreadable);
2387 gboolean mono_aot_is_pagefault (void *ptr);
2388 void mono_aot_handle_pagefault (void *ptr);
2389 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2390 void* mono_aot_readonly_field_override (MonoClassField *field);
2391 guint32 mono_aot_find_method_index (MonoMethod *method);
2392 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2393 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2394 void mono_aot_init_gshared_method_rgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2396 /* This is an exported function */
2397 MONO_API void mono_aot_register_globals (gpointer *globals);
2399 MONO_API void mono_aot_register_module (gpointer *aot_info);
2401 void mono_xdebug_init (const char *xdebug_opts);
2402 void mono_save_xdebug_info (MonoCompile *cfg);
2403 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2404 /* This is an exported function */
2405 void mono_xdebug_flush (void);
2408 /* KEEP THIS IN SYNCH WITH mini-llvm-loaded.c */
2409 void mono_llvm_init (void) MONO_LLVM_INTERNAL;
2410 void mono_llvm_cleanup (void) MONO_LLVM_INTERNAL;
2411 void mono_llvm_emit_method (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2412 void mono_llvm_emit_call (MonoCompile *cfg, MonoCallInst *call) MONO_LLVM_INTERNAL;
2413 void mono_llvm_create_aot_module (MonoAssembly *assembly, const char *global_prefix, gboolean emit_dwarf, gboolean static_link, gboolean llvm_only) MONO_LLVM_INTERNAL;
2414 void mono_llvm_emit_aot_module (const char *filename, const char *cu_name) MONO_LLVM_INTERNAL;
2415 void mono_llvm_emit_aot_file_info (MonoAotFileInfo *info, gboolean has_jitted_code) MONO_LLVM_INTERNAL;
2416 void mono_llvm_emit_aot_data (const char *symbol, guint8 *data, int data_len) MONO_LLVM_INTERNAL;
2417 void mono_llvm_check_method_supported (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2418 void mono_llvm_free_domain_info (MonoDomain *domain) MONO_LLVM_INTERNAL;
2419 MONO_API void mono_personality (void);
2420 int mono_llvm_load (const char* bpath);
2421 void mono_llvm_rethrow_exception (MonoObject *ex);
2422 void mono_llvm_throw_exception (MonoObject *ex);
2423 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2424 void mono_llvm_resume_exception (void);
2425 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end);
2426 void mono_llvm_clear_exception (void);
2427 MonoObject *mono_llvm_load_exception (void);
2428 void mono_llvm_reset_exception (void);
2429 void mono_llvm_raise_exception (MonoException *e);
2431 gboolean mini_llvm_init (void);
2433 gboolean mono_method_blittable (MonoMethod *method);
2434 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2436 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2437 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2438 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2439 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2441 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2443 int mono_find_method_opcode (MonoMethod *method);
2444 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2445 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2446 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2447 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2449 void mono_trampolines_init (void);
2450 void mono_trampolines_cleanup (void);
2451 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2452 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2453 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2455 gboolean add_sync_wrapper);
2456 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2457 gpointer mono_create_jit_trampoline (MonoMethod *method);
2458 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2459 gpointer mono_create_jit_trampoline_in_domain (MonoDomain *domain, MonoMethod *method) MONO_LLVM_INTERNAL;
2460 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2461 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2462 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2463 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2464 gpointer mono_create_monitor_enter_trampoline (void);
2465 gpointer mono_create_monitor_enter_v4_trampoline (void);
2466 gpointer mono_create_monitor_exit_trampoline (void);
2467 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2468 gpointer mono_create_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *m, int vt_offset) MONO_LLVM_INTERNAL;
2469 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2470 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2471 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2472 #ifndef DISABLE_REMOTING
2473 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2475 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2476 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2478 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2480 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2481 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2482 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2483 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2484 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2485 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2486 gpointer mini_get_vtable_trampoline (int slot_index);
2487 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2488 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2489 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2490 gpointer mini_get_nullified_class_init_trampoline (void);
2491 gpointer mini_get_single_step_trampoline (void);
2492 gpointer mini_get_breakpoint_trampoline (void);
2493 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2494 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2495 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2496 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface);
2498 gboolean mono_running_on_valgrind (void);
2499 void* mono_global_codeman_reserve (int size);
2500 void* nacl_global_codeman_get_dest(void *data);
2501 void mono_global_codeman_commit(void *data, int size, int newsize);
2502 void nacl_global_codeman_validate(guint8 **buf_base, int buf_size, guint8 **code_end);
2503 const char *mono_regname_full (int reg, int bank);
2504 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2505 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2506 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2507 void mono_remove_critical_edges (MonoCompile *cfg);
2508 gboolean mono_is_regsize_var (MonoType *t);
2509 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2510 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2511 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2512 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2513 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2514 CompRelation mono_negate_cond (CompRelation cond);
2515 int mono_op_imm_to_op (int opcode);
2516 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2517 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2518 MonoUnwindOp *mono_create_unwind_op (int when,
2521 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2524 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2525 void mono_tramp_info_free (MonoTrampInfo *info);
2526 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2527 int mini_exception_id_by_name (const char *name);
2528 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2530 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2531 MonoInst *return_var, MonoInst **inline_args,
2532 guint inline_offset, gboolean is_virtual_call);
2534 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2535 void mono_decompose_long_opts (MonoCompile *cfg);
2536 void mono_decompose_vtype_opts (MonoCompile *cfg);
2537 void mono_decompose_vtype_opts_llvm (MonoCompile *cfg);
2538 void mono_decompose_array_access_opts (MonoCompile *cfg);
2539 void mono_decompose_soft_float (MonoCompile *cfg);
2540 void mono_handle_global_vregs (MonoCompile *cfg);
2541 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2542 void mono_if_conversion (MonoCompile *cfg);
2544 /* virtual function delegate */
2545 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2547 /* methods that must be provided by the arch-specific port */
2548 void mono_arch_init (void);
2549 void mono_arch_finish_init (void);
2550 void mono_arch_cleanup (void);
2551 void mono_arch_cpu_init (void);
2552 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2553 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2554 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2555 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2556 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2557 void mono_codegen (MonoCompile *cfg);
2558 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2559 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2560 const char *mono_arch_regname (int reg);
2561 const char *mono_arch_fregname (int reg);
2562 void mono_arch_exceptions_init (void);
2563 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2564 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2565 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2566 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2567 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2568 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2569 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2570 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2571 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2572 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2573 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2574 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2575 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2576 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2577 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors);
2578 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2579 void mono_arch_flush_icache (guint8 *code, gint size);
2580 int mono_arch_max_epilog_size (MonoCompile *cfg);
2581 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2582 void mono_arch_emit_epilog (MonoCompile *cfg);
2583 void mono_arch_emit_exceptions (MonoCompile *cfg);
2584 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2585 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2586 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2587 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2588 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2589 void mono_arch_fill_argument_info (MonoCompile *cfg);
2590 void mono_arch_allocate_vars (MonoCompile *m);
2591 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2592 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2593 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2594 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2595 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2596 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2597 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2598 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2599 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2600 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2601 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2602 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2603 GSList* mono_arch_get_delegate_invoke_impls (void);
2604 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2605 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2606 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, int tramp_type, gconstpointer target);
2607 GSList* mono_arch_get_cie_program (void);
2608 void mono_arch_set_target (char *mtriple);
2609 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2610 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2611 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2612 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2613 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2614 int mono_arch_translate_tls_offset (int offset);
2615 gboolean mono_arch_opcode_supported (int opcode);
2616 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2618 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2619 gboolean mono_arch_is_soft_float (void);
2621 static inline MONO_ALWAYS_INLINE gboolean
2622 mono_arch_is_soft_float (void)
2628 /* Soft Debug support */
2629 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2630 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2631 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2632 void mono_arch_start_single_stepping (void);
2633 void mono_arch_stop_single_stepping (void);
2634 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2635 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2636 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2637 void mono_arch_skip_single_step (MonoContext *ctx);
2638 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2639 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2642 #ifdef USE_JUMP_TABLES
2644 mono_jumptable_init (void);
2646 mono_jumptable_add_entry (void);
2648 mono_jumptable_add_entries (guint32 entries);
2650 mono_jumptable_cleanup (void);
2652 mono_arch_jumptable_entry_from_code (guint8 *code);
2654 mono_jumptable_get_entry (guint8 *code);
2658 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2659 MonoJitInfo *ji, MonoContext *ctx,
2660 MonoContext *new_ctx, MonoLMF **lmf,
2661 mgreg_t **save_locations,
2662 StackFrameInfo *frame_info);
2663 gpointer mono_arch_get_throw_exception_by_name (void);
2664 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2665 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2666 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2667 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2668 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2669 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2670 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2671 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2672 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2673 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2674 gpointer mono_arch_ip_from_context (void *sigctx);
2675 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2676 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2677 void mono_arch_flush_register_windows (void);
2678 gboolean mono_arch_is_inst_imm (gint64 imm);
2679 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2680 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2681 guint32 mono_arch_get_patch_offset (guint8 *code);
2682 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2683 void mono_arch_create_vars (MonoCompile *cfg);
2684 void mono_arch_save_unwind_info (MonoCompile *cfg);
2685 void mono_arch_register_lowlevel_calls (void);
2686 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2687 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2688 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2689 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2690 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2691 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2692 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2693 int mono_arch_get_this_arg_reg (guint8 *code);
2694 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2695 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2696 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2697 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2698 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2699 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2700 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2701 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2702 guint8* mono_arch_get_call_target (guint8 *code);
2703 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2704 GSList *mono_arch_get_trampolines (gboolean aot);
2706 /* Handle block guard */
2707 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2708 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2709 gpointer mono_create_handler_block_trampoline (void);
2710 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2712 /*New interruption machinery */
2714 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2717 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2720 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2723 /* Exception handling */
2724 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2726 void mono_exceptions_init (void);
2727 gboolean mono_handle_exception (MonoContext *ctx, gpointer obj);
2728 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2729 MONO_API void mono_print_thread_dump (void *sigctx);
2730 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2731 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2732 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2733 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2734 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2735 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2736 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2737 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2739 void mono_setup_altstack (MonoJitTlsData *tls);
2740 void mono_free_altstack (MonoJitTlsData *tls);
2741 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2742 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2743 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2744 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2746 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);
2748 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2749 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2750 void mono_restore_context (MonoContext *ctx);
2751 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2752 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2755 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2756 MonoJitInfo *prev_ji, MonoContext *ctx,
2757 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2758 mgreg_t **save_locations,
2759 StackFrameInfo *frame);
2761 gpointer mono_get_throw_exception (void);
2762 gpointer mono_get_rethrow_exception (void);
2763 gpointer mono_get_call_filter (void);
2764 gpointer mono_get_restore_context (void);
2765 gpointer mono_get_throw_exception_by_name (void);
2766 gpointer mono_get_throw_corlib_exception (void);
2768 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2769 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2770 MonoReflectionMethod **method,
2771 gint32 *iloffset, gint32 *native_offset,
2772 MonoString **file, gint32 *line, gint32 *column);
2773 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2775 /* Installs a function which is called when the runtime encounters an unhandled exception.
2776 * This hook isn't expected to return.
2777 * If no hook has been installed, the runtime will print a message before aborting.
2779 typedef void (*MonoUnhandledExceptionFunc) (MonoObject *exc, gpointer user_data);
2780 MONO_API void mono_install_unhandled_exception_hook (MonoUnhandledExceptionFunc func, gpointer user_data);
2781 void mono_invoke_unhandled_exception_hook (MonoObject *exc);
2783 /* Dominator/SSA methods */
2784 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2785 void mono_compute_natural_loops (MonoCompile *cfg);
2786 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2787 void mono_ssa_compute (MonoCompile *cfg);
2788 void mono_ssa_remove (MonoCompile *cfg);
2789 void mono_ssa_cprop (MonoCompile *cfg);
2790 void mono_ssa_deadce (MonoCompile *cfg);
2791 void mono_ssa_strength_reduction (MonoCompile *cfg);
2792 void mono_free_loop_info (MonoCompile *cfg);
2793 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2795 void mono_ssa_compute2 (MonoCompile *cfg);
2796 void mono_ssa_remove2 (MonoCompile *cfg);
2797 void mono_ssa_cprop2 (MonoCompile *cfg);
2798 void mono_ssa_deadce2 (MonoCompile *cfg);
2800 /* debugging support */
2801 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2802 guint32 breakpoint_id);
2803 void mono_debug_open_method (MonoCompile *cfg);
2804 void mono_debug_close_method (MonoCompile *cfg);
2805 void mono_debug_free_method (MonoCompile *cfg);
2806 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2807 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2808 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2809 void mono_debug_add_aot_method (MonoDomain *domain,
2810 MonoMethod *method, guint8 *code_start,
2811 guint8 *debug_info, guint32 debug_info_len);
2812 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2813 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2815 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2818 MonoTraceSpec *mono_trace_parse_options (const char *options);
2819 void mono_trace_set_assembly (MonoAssembly *assembly);
2820 gboolean mono_trace_eval (MonoMethod *method);
2823 mono_perform_abc_removal (MonoCompile *cfg);
2825 mono_perform_abc_removal (MonoCompile *cfg);
2827 mono_perform_ssapre (MonoCompile *cfg);
2829 mono_local_cprop (MonoCompile *cfg);
2831 mono_local_cprop (MonoCompile *cfg);
2833 mono_local_deadce (MonoCompile *cfg);
2835 mono_local_alias_analysis (MonoCompile *cfg);
2837 /* Generic sharing */
2840 mono_set_generic_sharing_supported (gboolean supported);
2843 mono_set_generic_sharing_vt_supported (gboolean supported);
2846 mono_set_partial_sharing_supported (gboolean supported);
2849 mono_class_generic_sharing_enabled (MonoClass *klass);
2852 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot);
2855 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot);
2857 MonoMethodRuntimeGenericContext*
2858 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2861 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2864 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2867 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2870 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2873 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2874 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2877 mono_method_construct_object_context (MonoMethod *method);
2880 mono_method_get_declaring_generic_method (MonoMethod *method);
2883 mono_generic_context_check_used (MonoGenericContext *context);
2886 mono_class_check_context_used (MonoClass *klass);
2889 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
2892 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
2895 mono_method_is_generic_impl (MonoMethod *method);
2898 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
2901 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
2904 mini_class_is_generic_sharable (MonoClass *klass);
2907 mono_is_partially_sharable_inst (MonoGenericInst *inst);
2910 mini_is_gsharedvt_gparam (MonoType *t);
2912 MonoGenericContext* mini_method_get_context (MonoMethod *method);
2914 int mono_method_check_context_used (MonoMethod *method);
2916 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
2918 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
2919 guint32 token, guint32 token_source, guint32 rgctx_type,
2920 gint32 rgctx_index);
2922 void mono_generic_sharing_init (void);
2923 void mono_generic_sharing_cleanup (void);
2925 MonoClass* mini_class_get_container_class (MonoClass *klass);
2926 MonoGenericContext* mini_class_get_context (MonoClass *klass);
2928 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
2929 MonoType* mini_type_get_underlying_type (MonoType *type);
2930 MonoMethod* mini_get_shared_method (MonoMethod *method);
2931 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
2932 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
2933 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
2934 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
2936 int mini_type_stack_size (MonoType *t, int *align);
2937 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
2938 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
2939 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
2941 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
2943 void mono_cfg_set_exception (MonoCompile *cfg, int type);
2945 gboolean mini_type_is_reference (MonoType *type);
2946 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
2947 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
2948 gboolean mini_is_gsharedvt_type (MonoType *t);
2949 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
2950 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
2951 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
2952 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
2953 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
2954 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
2955 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
2956 gpointer mini_method_get_rgctx (MonoMethod *m);
2957 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
2959 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
2960 gint32 vcall_offset, gboolean calli);
2965 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
2968 SIMD_VERSION_SSE1 = 1 << 0,
2969 SIMD_VERSION_SSE2 = 1 << 1,
2970 SIMD_VERSION_SSE3 = 1 << 2,
2971 SIMD_VERSION_SSSE3 = 1 << 3,
2972 SIMD_VERSION_SSE41 = 1 << 4,
2973 SIMD_VERSION_SSE42 = 1 << 5,
2974 SIMD_VERSION_SSE4a = 1 << 6,
2975 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
2976 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
2977 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
2980 /* this value marks the end of the bit indexes used in
2983 SIMD_VERSION_INDEX_END = 6
2998 SIMD_PREFETCH_MODE_NTA,
2999 SIMD_PREFETCH_MODE_0,
3000 SIMD_PREFETCH_MODE_1,
3001 SIMD_PREFETCH_MODE_2,
3004 const char *mono_arch_xregname (int reg);
3005 void mono_simd_simplify_indirection (MonoCompile *cfg);
3006 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3007 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3008 void mono_simd_intrinsics_init (void);
3010 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3011 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3014 #define XDEBUG_ENABLED 1
3018 /* maybe enable also for other systems? */
3019 #define ENABLE_JIT_MAP 1
3020 void mono_enable_jit_map (void);
3021 void mono_emit_jit_map (MonoJitInfo *jinfo);
3022 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3023 gboolean mono_jit_map_is_enabled (void);
3025 #define mono_enable_jit_map()
3026 #define mono_emit_jit_map(ji)
3027 #define mono_emit_jit_tramp(s,z,d)
3028 #define mono_jit_map_is_enabled() (0)
3032 * Per-OS implementation functions.
3034 void mono_runtime_install_handlers (void);
3035 void mono_runtime_cleanup_handlers (void);
3036 void mono_runtime_setup_stat_profiler (void);
3037 void mono_runtime_shutdown_stat_profiler (void);
3038 void mono_runtime_posix_install_handlers (void);
3039 pid_t mono_runtime_syscall_fork (void);
3040 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3042 void mono_cross_helpers_run (void);
3048 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3049 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3050 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3051 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3052 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3054 #ifndef MONO_ARCH_HAVE_TLS_GET
3055 #define MONO_ARCH_HAVE_TLS_GET 0
3058 #ifdef MONO_ARCH_VARARG_ICALLS
3059 #define ARCH_VARARG_ICALLS 1
3061 #define ARCH_VARARG_ICALLS 0
3064 #endif /* __MONO_MINI_H__ */