2 * Copyright 2002-2003 Ximian Inc
3 * Copyright 2003-2011 Novell Inc
4 * Copyright 2011 Xamarin Inc
5 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
7 #ifndef __MONO_MINI_H__
8 #define __MONO_MINI_H__
15 #ifdef HAVE_SYS_TYPES_H
16 #include <sys/types.h>
18 #include <mono/metadata/loader.h>
19 #include <mono/metadata/mempool.h>
20 #include <mono/utils/monobitset.h>
21 #include <mono/metadata/class.h>
22 #include <mono/metadata/object.h>
23 #include <mono/metadata/opcodes.h>
24 #include <mono/metadata/tabledefs.h>
25 #include <mono/metadata/domain-internals.h>
26 #include "mono/metadata/class-internals.h"
27 #include "mono/metadata/object-internals.h"
28 #include <mono/metadata/profiler-private.h>
29 #include <mono/metadata/debug-helpers.h>
30 #include <mono/utils/mono-compiler.h>
31 #include <mono/utils/mono-machine.h>
32 #include <mono/utils/mono-stack-unwinding.h>
33 #include <mono/utils/mono-threads.h>
34 #include <mono/utils/mono-threads-coop.h>
35 #include <mono/utils/mono-tls.h>
36 #include <mono/utils/atomic.h>
37 #include <mono/utils/mono-conc-hashtable.h>
38 #include <mono/utils/mono-signal-handler.h>
40 #include "mini-arch.h"
42 #include "mini-unwind.h"
46 #include "mono/metadata/class-internals.h"
47 #include "mono/metadata/domain-internals.h"
48 #include "mono/metadata/object.h"
49 #include "mono/metadata/tabledefs.h"
50 #include "mono/metadata/marshal.h"
51 #include "mono/metadata/security-manager.h"
52 #include "mono/metadata/exception.h"
53 #include "mono/utils/mono-compiler.h"
55 #ifdef __native_client_codegen__
56 #include <nacl/nacl_dyncode.h>
61 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
62 * can be linked into both mono and mono-sgen.
64 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
65 #error "The code in mini/ should not depend on these defines."
69 /*#define __alignof__(a) sizeof(a)*/
70 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
74 #define MINI_DEBUG(level,limit,code)
76 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
79 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS)
81 #define MONO_SUPPORT_TASKLETS 1
82 #elif defined(HOST_WIN32)
83 #define MONO_SUPPORT_TASKLETS 1
84 // Replace some gnu intrinsics needed for tasklets with MSVC equivalents.
85 #define __builtin_extract_return_addr(x) x
86 #define __builtin_return_address(x) _ReturnAddress()
87 #define __builtin_frame_address(x) _AddressOfReturnAddress()
92 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
93 #define LLVM_ENABLED TRUE
95 #define COMPILE_LLVM(cfg) (0)
96 #define LLVM_ENABLED FALSE
99 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
100 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
102 #define COMPILE_SOFT_FLOAT(cfg) (0)
105 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
107 /* for 32 bit systems */
108 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
109 #define MINI_LS_WORD_IDX 0
110 #define MINI_MS_WORD_IDX 1
112 #define MINI_LS_WORD_IDX 1
113 #define MINI_MS_WORD_IDX 0
115 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
116 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
117 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
118 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
120 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
121 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
124 #define MONO_USE_AOT_COMPILER
127 /* Version number of the AOT file format */
128 #define MONO_AOT_FILE_VERSION 134
130 //TODO: This is x86/amd64 specific.
131 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
133 /* Remap printf to g_print (we use a mix of these in the mini code) */
134 #ifdef PLATFORM_ANDROID
135 #define printf g_print
138 #define MONO_TYPE_IS_PRIMITIVE(t) ((!(t)->byref && ((((t)->type >= MONO_TYPE_BOOLEAN && (t)->type <= MONO_TYPE_R8) || ((t)->type >= MONO_TYPE_I && (t)->type <= MONO_TYPE_U)))))
140 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
142 /* Constants used to encode different types of methods in AOT */
144 MONO_AOT_METHODREF_MIN = 240,
145 /* Image index bigger than METHODREF_MIN */
146 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
147 /* Runtime provided methods on arrays */
148 MONO_AOT_METHODREF_ARRAY = 250,
149 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
151 MONO_AOT_METHODREF_WRAPPER = 252,
152 /* Methods on generic instances */
153 MONO_AOT_METHODREF_GINST = 253,
154 /* Methods resolve using a METHODSPEC token */
155 MONO_AOT_METHODREF_METHODSPEC = 254,
158 /* Constants used to encode different types of types in AOT */
161 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
162 /* typedef index + image index */
163 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
165 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
167 MONO_AOT_TYPEREF_GINST = 4,
168 /* type/method variable */
169 MONO_AOT_TYPEREF_VAR = 5,
171 MONO_AOT_TYPEREF_ARRAY = 6,
172 /* blob index of the type encoding */
173 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
175 MONO_AOT_TYPEREF_PTR = 8
178 /* Trampolines which we have a lot of */
180 MONO_AOT_TRAMP_SPECIFIC = 0,
181 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
182 MONO_AOT_TRAMP_IMT_THUNK = 2,
183 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
184 MONO_AOT_TRAMP_NUM = 4
188 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
189 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
190 MONO_AOT_FILE_FLAG_DEBUG = 4,
191 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
192 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
193 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
194 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
199 MONO_AOT_TABLE_IMAGE_TABLE,
200 MONO_AOT_TABLE_CLASS_NAME,
201 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
202 MONO_AOT_TABLE_EX_INFO_OFFSETS,
203 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
204 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
205 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
206 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
207 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
211 /* This structure is stored in the AOT file */
212 typedef struct MonoAotFileInfo
214 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
219 /* All the pointers should be at the start to avoid alignment problems */
221 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
222 /* Global Offset Table for JITted code */
224 /* Global Offset Table for LLVM code */
226 /* Mono EH Frame created by llc when using LLVM */
227 gpointer mono_eh_frame;
228 /* Points to the get_method () function in the LLVM image or NULL */
229 gpointer llvm_get_method;
230 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
231 gpointer llvm_get_unbox_tramp;
232 gpointer jit_code_start;
233 gpointer jit_code_end;
234 gpointer method_addresses;
237 gpointer class_name_table;
238 gpointer class_info_offsets;
239 gpointer method_info_offsets;
240 gpointer ex_info_offsets;
241 gpointer extra_method_info_offsets;
242 gpointer extra_method_table;
243 gpointer got_info_offsets;
244 gpointer llvm_got_info_offsets;
245 gpointer image_table;
247 /* The GUID of the assembly which the AOT image was generated from */
248 gpointer assembly_guid;
250 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
253 gpointer runtime_version;
254 /* Blocks of various kinds of trampolines */
255 gpointer specific_trampolines;
256 gpointer static_rgctx_trampolines;
258 gpointer gsharedvt_arg_trampolines;
259 /* In static mode, points to a table of global symbols for trampolines etc */
261 /* Points to a string containing the assembly name*/
262 gpointer assembly_name;
263 /* Start of Mono's Program Linkage Table */
265 /* End of Mono's Program Linkage Table */
267 gpointer unwind_info;
268 /* Points to a table mapping methods to their unbox trampolines */
269 gpointer unbox_trampolines;
270 /* Points to the end of the previous table */
271 gpointer unbox_trampolines_end;
272 /* Points to a table of unbox trampoline addresses/offsets */
273 gpointer unbox_trampoline_addresses;
274 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
277 /* The index of the first GOT slot used by the PLT */
278 guint32 plt_got_offset_base;
279 /* Number of entries in the GOT */
281 /* Number of entries in the PLT */
283 /* Number of methods */
285 /* A union of MonoAotFileFlags */
287 /* Optimization flags used to compile the module */
289 /* SIMD flags used to compile the module */
291 /* Index of the blob entry holding the GC used by this module */
292 gint32 gc_name_index;
293 guint32 num_rgctx_fetch_trampolines;
294 /* These are used for sanity checking object layout problems when cross-compiling */
295 guint32 double_align, long_align, generic_tramp_num;
296 /* The page size used by trampoline pages */
297 guint32 tramp_page_size;
299 * The number of GOT entries which need to be preinitialized when the
302 guint32 nshared_got_entries;
303 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
304 guint32 datafile_size;
307 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
308 // FIXME: Sync with AOT
309 guint32 table_offsets [MONO_AOT_TABLE_NUM];
310 /* Number of trampolines */
311 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
312 /* The indexes of the first GOT slots used by the trampolines */
313 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
314 /* The size of one trampoline */
315 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
316 /* The offset where the trampolines begin on a trampoline page */
317 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
320 /* Number of symbols in the MonoAotFileInfo structure */
321 #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)
327 } MonoClassMethodPair;
334 } MonoDelegateClassMethodPair;
336 /* Per-domain information maintained by the JIT */
339 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
340 GHashTable *jump_target_got_slot_hash;
341 GHashTable *jump_target_hash;
342 /* Maps methods/klasses to the address of the given type of trampoline */
343 GHashTable *class_init_trampoline_hash;
344 GHashTable *jump_trampoline_hash;
345 GHashTable *jit_trampoline_hash;
346 GHashTable *delegate_trampoline_hash;
347 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
348 GHashTable *static_rgctx_trampoline_hash;
349 GHashTable *llvm_vcall_trampoline_hash;
350 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
351 GHashTable *dynamic_code_hash;
352 GHashTable *method_code_hash;
353 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
354 MonoConcurrentHashTable *runtime_invoke_hash;
355 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
356 /* Protected by the domain lock */
357 GHashTable *seq_points;
358 /* Debugger agent data */
360 /* Maps MonoMethod to an arch-specific structure */
361 GHashTable *arch_seq_points;
362 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
363 GHashTable *gsharedvt_arg_tramp_hash;
364 /* memcpy/bzero methods specialized for small constant sizes */
365 gpointer *memcpy_addr [17];
366 gpointer *bzero_addr [17];
367 gpointer llvm_module;
368 /* Maps MonoMethod -> GSlist of addresses */
369 GHashTable *llvm_jit_callees;
374 MonoCodeManager *code_mp;
375 } MonoJitDynamicMethodInfo;
377 /* An extension of MonoGenericParamFull used in generic sharing */
379 MonoGenericParamFull param;
380 MonoGenericParam *parent;
381 } MonoGSharedGenericParam;
383 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
385 /* Contains a list of ips which needs to be patched when a method is compiled */
396 * Information about a stack frame.
397 * FIXME This typedef exists only to avoid tons of code rewriting
399 typedef MonoStackFrameInfo StackFrameInfo;
402 #define mono_bitset_foreach_bit(set,b,n) \
403 for (b = 0; b < n; b++)\
404 if (mono_bitset_test_fast(set,b))
406 #define mono_bitset_foreach_bit(set,b,n) \
407 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
411 * Pull the list of opcodes
413 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
417 #include "mono/cil/opcode.def"
422 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
424 #define MONO_INST_NULLIFY_SREGS(dest) do { \
425 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
428 #define MONO_INST_NEW(cfg,dest,op) do { \
429 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
430 (dest)->opcode = (op); \
432 MONO_INST_NULLIFY_SREGS ((dest)); \
433 (dest)->cil_code = (cfg)->ip; \
436 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
437 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
438 (dest)->inst.opcode = (op); \
439 (dest)->inst.dreg = -1; \
440 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
441 (dest)->inst.cil_code = (cfg)->ip; \
444 #define MONO_ADD_INS(b,inst) do { \
445 if ((b)->last_ins) { \
446 (b)->last_ins->next = (inst); \
447 (inst)->prev = (b)->last_ins; \
448 (b)->last_ins = (inst); \
450 (b)->code = (b)->last_ins = (inst); \
454 #define NULLIFY_INS(ins) do { \
455 (ins)->opcode = OP_NOP; \
457 MONO_INST_NULLIFY_SREGS ((ins)); \
460 /* Remove INS from BB */
461 #define MONO_REMOVE_INS(bb,ins) do { \
463 (ins)->prev->next = (ins)->next; \
465 (ins)->next->prev = (ins)->prev; \
466 if ((bb)->code == (ins)) \
467 (bb)->code = (ins)->next; \
468 if ((bb)->last_ins == (ins)) \
469 (bb)->last_ins = (ins)->prev; \
472 /* Remove INS from BB and nullify it */
473 #define MONO_DELETE_INS(bb,ins) do { \
474 MONO_REMOVE_INS ((bb), (ins)); \
475 NULLIFY_INS ((ins)); \
479 * this is used to determine when some branch optimizations are possible: we exclude FP compares
480 * because they have weird semantics with NaNs.
482 #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))
483 #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))
485 #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))
487 #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)))
489 #define MONO_IS_SETCC(ins) ((((ins)->opcode >= OP_CEQ) && ((ins)->opcode <= OP_CLT_UN)) || (((ins)->opcode >= OP_ICEQ) && ((ins)->opcode <= OP_ICLE_UN)) || (((ins)->opcode >= OP_LCEQ) && ((ins)->opcode <= OP_LCLT_UN)) || (((ins)->opcode >= OP_FCEQ) && ((ins)->opcode <= OP_FCLT_UN)))
492 #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))
493 #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))
494 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
496 // OP_DYN_CALL is not a MonoCallInst
497 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL))
499 #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)))
501 #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))))
503 /* FIXME: Add more instructions */
504 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
505 #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))
507 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
510 #ifdef MONO_ARCH_SIMD_INTRINSICS
512 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
513 #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))
514 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
515 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
516 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
518 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
522 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
523 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
524 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
525 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
526 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
527 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
529 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
533 typedef struct MonoInstList MonoInstList;
534 typedef struct MonoInst MonoInst;
535 typedef struct MonoCallInst MonoCallInst;
536 typedef struct MonoCallArgParm MonoCallArgParm;
537 typedef struct MonoMethodVar MonoMethodVar;
538 typedef struct MonoBasicBlock MonoBasicBlock;
539 typedef struct MonoLMF MonoLMF;
540 typedef struct MonoSpillInfo MonoSpillInfo;
541 typedef struct MonoTraceSpec MonoTraceSpec;
543 extern MonoNativeTlsKey mono_jit_tls_id;
544 extern MonoTraceSpec *mono_jit_trace_calls;
545 extern gboolean mono_break_on_exc;
546 extern int mono_exc_esp_offset;
547 extern gboolean mono_compile_aot;
548 extern gboolean mono_aot_only;
549 extern gboolean mono_llvm_only;
550 extern MonoAotMode mono_aot_mode;
551 extern MonoMethodDesc *mono_inject_async_exc_method;
552 extern int mono_inject_async_exc_pos;
553 extern MonoMethodDesc *mono_break_at_bb_method;
554 extern int mono_break_at_bb_bb_num;
555 extern gboolean mono_verify_all;
556 extern gboolean mono_do_x86_stack_align;
557 extern const char *mono_build_date;
558 extern gboolean mono_do_signal_chaining;
559 extern gboolean mono_do_crash_chaining;
560 extern MONO_API gboolean mono_use_llvm;
561 extern gboolean mono_do_single_method_regression;
562 extern guint32 mono_single_method_regression_opt;
563 extern MonoMethod *mono_current_single_method;
564 extern GSList *mono_single_method_list;
565 extern GHashTable *mono_single_method_hash;
566 extern gboolean mono_using_xdebug;
567 extern int mini_verbose;
568 extern int valgrind_register;
570 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
572 extern const char ins_info[];
573 extern const gint8 ins_sreg_counts [];
576 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
578 #define mono_inst_get_num_src_registers(ins) 0
581 #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)))
583 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
585 #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)
587 #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)
589 #define mono_bb_first_ins(bb) (bb)->code
591 struct MonoSpillInfo {
596 * Information about a call site for the GC map creation code
599 /* The next offset after the call instruction */
601 /* The basic block containing the call site */
604 * The set of variables live at the call site.
605 * Has length cfg->num_varinfo in bits.
609 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
616 * The IR-level extended basic block.
618 * A basic block can have multiple exits just fine, as long as the point of
619 * 'departure' is the last instruction in the basic block. Extended basic
620 * blocks, on the other hand, may have instructions that leave the block
621 * midstream. The important thing is that they cannot be _entered_
622 * midstream, ie, execution of a basic block (or extened bb) always start
623 * at the beginning of the block, never in the middle.
625 struct MonoBasicBlock {
628 /* the next basic block in the order it appears in IL */
629 MonoBasicBlock *next_bb;
632 * Before instruction selection it is the first tree in the
633 * forest and the first item in the list of trees. After
634 * instruction selection it is the first instruction and the
635 * first item in the list of instructions.
639 /* unique block number identification */
644 /* Basic blocks: incoming and outgoing counts and pointers */
645 /* Each bb should only appear once in each array */
646 gint16 out_count, in_count;
647 MonoBasicBlock **in_bb;
648 MonoBasicBlock **out_bb;
650 /* Points to the start of the CIL code that initiated this BB */
651 unsigned char* cil_code;
653 /* Length of the CIL block */
656 /* The offset of the generated code, used for fixups */
658 /* The length of the generated code, doesn't include alignment padding */
660 /* The real native offset, which includes alignment padding too */
661 int real_native_offset;
665 /* Visited and reachable flags */
669 * SSA and loop based flags
671 MonoBitSet *dominators;
672 MonoBitSet *dfrontier;
673 MonoBasicBlock *idom;
675 /* fast dominator algorithm */
676 MonoBasicBlock *df_parent, *ancestor, *child, *label;
677 int size, sdom, idomn;
679 /* loop nesting and recognition */
682 gint8 loop_body_start;
685 * Whenever the bblock is rarely executed so it should be emitted after
686 * the function epilog.
688 guint out_of_line : 1;
689 /* Caches the result of uselessness calculation during optimize_branches */
690 guint not_useless : 1;
691 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
692 guint has_array_access : 1;
693 /* Whenever this bblock is extended, ie. it has branches inside it */
695 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
696 guint has_jump_table : 1;
697 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
698 guint has_call_handler : 1;
699 /* Whenever this bblock starts a try block */
703 /* The offset of the CIL instruction in this bblock which ends a try block */
708 * If this is set, extend the try range started by this bblock by an arch specific
709 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
712 guint extend_try_block : 1;
714 /* use for liveness analysis */
716 MonoBitSet *kill_set;
717 MonoBitSet *live_in_set;
718 MonoBitSet *live_out_set;
720 /* fields to deal with non-empty stack slots at bb boundary */
721 guint16 out_scount, in_scount;
722 MonoInst **out_stack;
725 /* we use that to prevent merging of bblocks covered by different clauses*/
729 MonoInst *last_seq_point;
731 GSList *spill_slot_defs;
733 /* List of call sites in this bblock sorted by pc_offset */
734 GSList *gc_callsites;
737 * The region encodes whether the basic block is inside
738 * a finally, catch, filter or none of these.
740 * If the value is -1, then it is neither finally, catch nor filter
742 * Otherwise the format is:
744 * Bits: | 0-3 | 4-7 | 8-31
746 * | clause-flags | MONO_REGION | clause-index
751 /* The current symbolic register number, used in local register allocation. */
758 BB_REACHABLE = 1 << 1,
759 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
760 BB_EXCEPTION_UNSAFE = 1 << 3,
761 BB_EXCEPTION_HANDLER = 1 << 4,
762 /* for Native Client, mark the blocks that can be jumped to indirectly */
763 BB_INDIRECT_JUMP_TARGET = 1 << 5
766 typedef struct MonoMemcpyArgs {
772 /* Scalar argument passed by value */
774 /* Only in ainfo->pair_storage */
776 /* Only in ainfo->pair_storage */
778 /* Valuetype passed in 1-2 consecutive register */
781 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
783 /* Fixed size argument passed to/returned from gsharedvt method by ref */
784 LLVMArgGsharedvtFixed,
785 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
786 LLVMArgGsharedvtFixedVtype,
787 /* Variable sized argument passed to/returned from gsharedvt method by ref */
788 LLVMArgGsharedvtVariable,
789 /* Vtype passed/returned as one int array argument */
791 /* Vtype passed as a set of fp arguments */
794 * Only for returns, a structure which
795 * consists of floats/doubles.
799 /* Vtype returned as an int */
804 LLVMArgStorage storage;
807 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
808 * This contains how the parts of the vtype are passed.
810 LLVMArgStorage pair_storage [8];
812 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
813 * If storage == LLVMArgAsFpArgs, this is the number of arguments
814 * used to pass the value.
815 * If storage == LLVMArgFpStruct, this is the number of fields
819 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
821 /* Parameter index in the LLVM signature */
824 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
830 /* Whenever there is an rgctx argument */
832 /* Whenever there is an IMT argument */
835 * The position of the vret arg in the argument list.
836 * Only if ret->storage == ArgVtypeRetAddr.
840 /* The indexes of various special arguments in the LLVM signature */
841 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
843 /* Inline array of argument info */
844 /* args [0] is for the this argument if it exists */
845 LLVMArgInfo args [1];
848 #define MONO_MAX_SRC_REGS 3
852 guint8 type; /* stack type */
855 /* used by the register allocator */
856 gint32 dreg, sreg1, sreg2, sreg3;
858 MonoInst *next, *prev;
865 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
867 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
873 MonoMethodSignature *signature;
874 MonoBasicBlock **many_blocks;
875 MonoBasicBlock *target_block;
880 MonoCallInst *call_inst;
881 MonoExceptionClause *exception_clause;
887 const unsigned char* cil_code; /* for debugging and bblock splitting */
889 /* used mostly by the backend to store additional info it may need */
894 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
897 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
898 gboolean record_cast_details; /* For CEE_CASTCLASS */
899 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
900 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
901 int pc_offset; /* OP_GC_LIVERANGE_START/END */
904 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
905 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
906 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
908 int memory_barrier_kind;
914 struct MonoCallInst {
916 MonoMethodSignature *signature;
923 guint stack_align_amount;
924 guint is_virtual : 1;
926 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
927 guint fptr_is_patch : 1;
929 * If this is true, then the call returns a vtype in a register using the same
930 * calling convention as OP_CALL.
932 guint vret_in_reg : 1;
933 /* Whenever vret_in_reg returns fp values */
934 guint vret_in_reg_fp : 1;
935 /* Whenever there is an IMT argument and it is dynamic */
936 guint dynamic_imt_arg : 1;
937 /* Whenever there is an RGCTX argument */
938 guint32 rgctx_reg : 1;
939 /* Whenever the call will need an unbox trampoline */
940 guint need_unbox_trampoline : 1;
941 regmask_t used_iregs;
942 regmask_t used_fregs;
943 GSList *out_ireg_args;
944 GSList *out_freg_args;
949 int rgctx_arg_reg, imt_arg_reg;
952 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
957 struct MonoCallArgParm {
966 * Note: some of the values overlap, because they can't appear
967 * in the same MonoInst.
970 MONO_INST_HAS_METHOD = 1,
971 MONO_INST_INIT = 1, /* in localloc */
972 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
973 MONO_INST_IS_DEAD = 2,
974 MONO_INST_TAILCALL = 4,
975 MONO_INST_VOLATILE = 4,
976 MONO_INST_NOTYPECHECK = 4,
977 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
978 MONO_INST_UNALIGNED = 8,
979 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
980 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
981 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
982 /* the address of the variable has been taken */
983 MONO_INST_INDIRECT = 16,
984 MONO_INST_NORANGECHECK = 16,
985 /* On loads, the source address can be null */
986 MONO_INST_FAULT = 32,
988 * On variables, identifies LMF variables. These variables have a dummy type (int), but
989 * require stack space for a MonoLMF struct.
992 /* On loads, the source address points to a constant value */
993 MONO_INST_INVARIANT_LOAD = 64,
994 /* On variables, the variable needs GC tracking */
995 MONO_INST_GC_TRACK = 128,
997 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
998 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
1000 MONO_INST_GC_CALLSITE = 128,
1001 /* On comparisons, mark the branch following the condition as likely to be taken */
1002 MONO_INST_LIKELY = 128,
1005 #define inst_c0 data.op[0].const_val
1006 #define inst_c1 data.op[1].const_val
1007 #define inst_i0 data.op[0].src
1008 #define inst_i1 data.op[1].src
1009 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1010 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1011 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1013 #define inst_p0 data.op[0].p
1014 #define inst_p1 data.op[1].p
1016 #define inst_l data.i8const
1017 #define inst_r data.r8const
1018 #define inst_left data.op[0].src
1019 #define inst_right data.op[1].src
1021 #define inst_newa_len data.op[0].src
1022 #define inst_newa_class data.op[1].klass
1024 #define inst_var data.op[0].var
1025 #define inst_vtype data.op[1].vtype
1026 /* in branch instructions */
1027 #define inst_many_bb data.op[1].many_blocks
1028 #define inst_target_bb data.op[0].target_block
1029 #define inst_true_bb data.op[1].many_blocks[0]
1030 #define inst_false_bb data.op[1].many_blocks[1]
1032 #define inst_basereg sreg1
1033 #define inst_indexreg sreg2
1034 #define inst_destbasereg dreg
1035 #define inst_offset data.op[0].const_val
1036 #define inst_imm data.op[1].const_val
1037 #define inst_call data.op[1].call_inst
1039 #define inst_phi_args data.op[1].phi_args
1040 #define inst_eh_block data.op[1].exception_clause
1043 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1045 ins->sreg1 = regs [0];
1046 ins->sreg2 = regs [1];
1047 ins->sreg3 = regs [2];
1050 /* instruction description for use in regalloc/scheduling */
1053 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1058 /* Unused, commented out to reduce the size of the mdesc tables
1069 guint16 tid; /* tree number */
1070 guint16 bid; /* block number */
1076 MonoPosition first_use, last_use;
1079 typedef struct MonoLiveRange2 MonoLiveRange2;
1081 struct MonoLiveRange2 {
1083 MonoLiveRange2 *next;
1087 /* List of live ranges sorted by 'from' */
1088 MonoLiveRange2 *range;
1089 MonoLiveRange2 *last_range;
1093 * Additional information about a variable
1095 struct MonoMethodVar {
1096 guint idx; /* inside cfg->varinfo, cfg->vars */
1097 MonoLiveRange range; /* generated by liveness analysis */
1098 MonoLiveInterval *interval; /* generated by liveness analysis */
1099 int reg; /* != -1 if allocated into a register */
1101 MonoBitSet *def_in; /* used by SSA */
1102 MonoInst *def; /* used by SSA */
1103 MonoBasicBlock *def_bb; /* used by SSA */
1104 GList *uses; /* used by SSA */
1105 char cpstate; /* used by SSA conditional constant propagation */
1106 /* The native offsets corresponding to the live range of the variable */
1107 gint32 live_range_start, live_range_end;
1109 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1116 * Stores state need to resume exception handling when using LLVM
1121 MonoContext ctx, new_ctx;
1125 int first_filter_idx, filter_idx;
1129 gpointer end_of_stack;
1131 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1134 gpointer restore_stack_prot;
1135 guint32 handling_stack_ovf;
1136 gpointer signal_stack;
1137 guint32 signal_stack_size;
1138 gpointer stack_ovf_guard_base;
1139 guint32 stack_ovf_guard_size;
1140 guint stack_ovf_valloced : 1;
1141 void (*abort_func) (MonoObject *object);
1142 /* Used to implement --debug=casts */
1143 MonoClass *class_cast_from, *class_cast_to;
1145 /* Stores state needed by handler block with a guard */
1147 ResumeState resume_state;
1149 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1150 /* handler block return address */
1151 gpointer handler_block_return_address;
1153 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1154 is an activation on stack making sure it will remain alive.*/
1155 MonoJitExceptionInfo *handler_block;
1157 /* context to be used by the guard trampoline when resuming interruption.*/
1158 MonoContext handler_block_context;
1160 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1161 * when it is called from profiler functions during exception handling.
1163 MonoContext orig_ex_ctx;
1164 gboolean orig_ex_ctx_set;
1167 * Stores if we need to run a chained exception in Windows.
1169 gboolean mono_win_chained_exception_needs_run;
1172 * The current exception in flight
1176 * If the current exception is not a subclass of Exception,
1177 * the original exception.
1179 guint32 thrown_non_exc;
1182 * The calling assembly in llvmonly mode.
1184 MonoImage *calling_image;
1188 * This structure is an extension of MonoLMF and contains extra information.
1192 gboolean debugger_invoke;
1193 MonoContext ctx; /* if debugger_invoke is TRUE */
1196 /* Generic sharing */
1199 * Flags for which contexts were used in inflating a generic.
1202 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1203 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1207 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1208 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1209 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1210 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1214 MONO_RGCTX_INFO_STATIC_DATA,
1215 MONO_RGCTX_INFO_KLASS,
1216 MONO_RGCTX_INFO_ELEMENT_KLASS,
1217 MONO_RGCTX_INFO_VTABLE,
1218 MONO_RGCTX_INFO_TYPE,
1219 MONO_RGCTX_INFO_REFLECTION_TYPE,
1220 MONO_RGCTX_INFO_METHOD,
1221 /* In llvmonly mode, this is a function descriptor */
1222 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1223 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1224 MONO_RGCTX_INFO_CLASS_FIELD,
1225 MONO_RGCTX_INFO_METHOD_RGCTX,
1226 MONO_RGCTX_INFO_METHOD_CONTEXT,
1227 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1228 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1229 MONO_RGCTX_INFO_CAST_CACHE,
1230 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1231 MONO_RGCTX_INFO_VALUE_SIZE,
1232 /* +1 to avoid zero values in rgctx slots */
1233 MONO_RGCTX_INFO_FIELD_OFFSET,
1234 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1235 /* In llvmonly mode, this is a function descriptor */
1236 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1237 /* Same for virtual calls */
1238 /* In llvmonly mode, this is a function descriptor */
1239 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1240 /* Same for calli, associated with a signature */
1241 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1242 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1243 /* One of MONO_GSHAREDVT_BOX_TYPE */
1244 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1245 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1246 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1247 MONO_RGCTX_INFO_LOCAL_OFFSET,
1248 MONO_RGCTX_INFO_MEMCPY,
1249 MONO_RGCTX_INFO_BZERO,
1250 /* The address of Nullable<T>.Box () */
1251 /* In llvmonly mode, this is a function descriptor */
1252 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1253 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1254 /* MONO_PATCH_INFO_VCALL_METHOD */
1255 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1257 * MONO_PATCH_INFO_VCALL_METHOD
1258 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1259 * which implements the method.
1261 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1262 } MonoRgctxInfoType;
1264 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1265 MonoRgctxInfoType info_type;
1267 struct _MonoRuntimeGenericContextInfoTemplate *next;
1268 } MonoRuntimeGenericContextInfoTemplate;
1271 MonoClass *next_subclass;
1272 MonoRuntimeGenericContextInfoTemplate *infos;
1273 GSList *method_templates;
1274 } MonoRuntimeGenericContextTemplate;
1277 MonoVTable *class_vtable; /* must be the first element */
1278 MonoGenericInst *method_inst;
1279 gpointer infos [MONO_ZERO_LEN_ARRAY];
1280 } MonoMethodRuntimeGenericContext;
1282 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1284 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1285 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1286 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1287 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1289 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1293 MonoRuntimeGenericContextInfoTemplate *entries;
1294 int num_entries, count_entries;
1295 } MonoGSharedVtMethodInfo;
1297 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1301 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1302 * We use this instead of rgctx slots since these can be loaded using a load instead
1303 * of a call to an rgctx fetch trampoline.
1305 gpointer entries [MONO_ZERO_LEN_ARRAY];
1306 } MonoGSharedVtMethodRuntimeInfo;
1312 MonoMethodSignature *invoke_sig;
1313 MonoMethodSignature *sig;
1314 gpointer method_ptr;
1315 gpointer invoke_impl;
1317 gpointer impl_nothis;
1318 gboolean need_rgctx_tramp;
1319 } MonoDelegateTrampInfo;
1322 * A function descriptor, which is a function address + argument pair.
1323 * In llvm-only mode, these are used instead of trampolines to pass
1324 * extra arguments to runtime functions/methods.
1333 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1334 #include "patch-info.h"
1340 * We need to store the image which the token refers to along with the token,
1341 * since the image might not be the same as the image of the method which
1342 * contains the relocation, because of inlining.
1344 typedef struct MonoJumpInfoToken {
1347 gboolean has_context;
1348 MonoGenericContext context;
1349 } MonoJumpInfoToken;
1351 typedef struct MonoJumpInfoBBTable {
1352 MonoBasicBlock **table;
1354 } MonoJumpInfoBBTable;
1356 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1358 /* Contains information describing an LLVM IMT trampoline */
1359 typedef struct MonoJumpInfoImtTramp {
1362 } MonoJumpInfoImtTramp;
1364 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1367 * Represents the method which is called when a virtual call is made to METHOD
1368 * on a receiver of type KLASS.
1371 /* Receiver class */
1373 /* Virtual method */
1375 } MonoJumpInfoVirtMethod;
1377 typedef struct MonoJumpInfo MonoJumpInfo;
1378 struct MonoJumpInfo {
1380 /* Relocation type for patching */
1388 MonoJumpInfoType type;
1390 gconstpointer target;
1391 #if SIZEOF_VOID_P == 8
1401 MonoClassField *field;
1405 MonoJumpInfoToken *token;
1406 MonoJumpInfoBBTable *table;
1407 MonoJumpInfoRgctxEntry *rgctx_entry;
1408 MonoJumpInfoImtTramp *imt_tramp;
1409 MonoJumpInfoGSharedVtCall *gsharedvt;
1410 MonoGSharedVtMethodInfo *gsharedvt_method;
1411 MonoMethodSignature *sig;
1412 MonoDelegateClassMethodPair *del_tramp;
1413 /* MONO_PATCH_INFO_VIRT_METHOD */
1414 MonoJumpInfoVirtMethod *virt_method;
1419 * Contains information for computing the
1420 * property given by INFO_TYPE of the runtime
1421 * object described by DATA.
1423 struct MonoJumpInfoRgctxEntry {
1426 MonoJumpInfo *data; /* describes the data to be loaded */
1427 MonoRgctxInfoType info_type;
1430 /* Contains information about a gsharedvt call */
1431 struct MonoJumpInfoGSharedVtCall {
1432 /* The original signature of the call */
1433 MonoMethodSignature *sig;
1434 /* The method which is called */
1439 MONO_TRAMPOLINE_JIT,
1440 MONO_TRAMPOLINE_JUMP,
1441 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1442 MONO_TRAMPOLINE_AOT,
1443 MONO_TRAMPOLINE_AOT_PLT,
1444 MONO_TRAMPOLINE_DELEGATE,
1445 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1446 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1447 MONO_TRAMPOLINE_VCALL,
1448 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1450 } MonoTrampolineType;
1452 /* These trampolines return normally to their caller */
1453 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1454 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1455 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1457 /* These trampolines receive an argument directly in a register */
1458 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1459 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1461 /* optimization flags */
1462 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1464 #include "optflags-def.h"
1469 * This structure represents a JIT backend.
1472 guint have_card_table_wb : 1;
1473 guint have_op_generic_class_init : 1;
1474 guint emulate_mul_div : 1;
1475 guint emulate_div : 1;
1476 guint emulate_long_shift_opts : 1;
1477 guint have_objc_get_selector : 1;
1478 guint have_generalized_imt_thunk : 1;
1479 guint have_tls_get : 1;
1480 guint have_tls_get_reg : 1;
1481 guint have_liverange_ops: 1;
1482 guint have_op_tail_call : 1;
1483 guint have_dummy_init : 1;
1484 guint gshared_supported : 1;
1485 guint use_fpstack : 1;
1487 guint need_got_var : 1;
1488 guint need_div_check : 1;
1489 guint no_unaligned_access : 1;
1490 int monitor_enter_adjustment;
1491 int dyn_call_param_area;
1494 /* Flags for mini_method_compile () */
1496 /* Whenever to run cctors during JITting */
1497 JIT_FLAG_RUN_CCTORS = (1 << 0),
1498 /* Whenever this is an AOT compilation */
1499 JIT_FLAG_AOT = (1 << 1),
1500 /* Whenever this is a full AOT compilation */
1501 JIT_FLAG_FULL_AOT = (1 << 2),
1502 /* Whenever to compile with LLVM */
1503 JIT_FLAG_LLVM = (1 << 3),
1504 /* Whenever to disable direct calls to direct calls to icall functions */
1505 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1506 /* Emit explicit null checks */
1507 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1508 /* Whenever to compile in llvm-only mode */
1509 JIT_FLAG_LLVM_ONLY = (1 << 6),
1512 /* Bit-fields in the MonoBasicBlock.region */
1513 #define MONO_REGION_TRY 0
1514 #define MONO_REGION_FINALLY 16
1515 #define MONO_REGION_CATCH 32
1516 #define MONO_REGION_FAULT 64 /* Currently unused */
1517 #define MONO_REGION_FILTER 128
1519 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1521 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1522 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1524 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1526 #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))))
1528 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1529 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1532 * Control Flow Graph and compilation unit information
1536 MonoMethodHeader *header;
1537 MonoMemPool *mempool;
1539 MonoMethodVar *vars;
1541 MonoBasicBlock *bb_entry;
1542 MonoBasicBlock *bb_exit;
1543 MonoBasicBlock *bb_init;
1544 MonoBasicBlock **bblocks;
1545 MonoBasicBlock **cil_offset_to_bb;
1546 MonoMemPool *state_pool; /* used by instruction selection */
1547 MonoBasicBlock *cbb; /* used by instruction selection */
1548 MonoInst *prev_ins; /* in decompose */
1549 MonoJumpInfo *patch_info;
1550 MonoJitInfo *jit_info;
1551 MonoJitDynamicMethodInfo *dynamic_info;
1552 guint num_bblocks, max_block_num;
1554 guint num_varinfo; /* used items in varinfo */
1555 guint varinfo_count; /* total storage in varinfo */
1558 gint cil_offset_to_bb_len;
1560 MonoSpillInfo *spill_info [16]; /* machine register spills */
1562 gint spill_info_len [16];
1563 /* unsigned char *cil_code; */
1564 MonoMethod *inlined_method; /* the method which is currently inlined */
1565 MonoInst *domainvar; /* a cache for the current domain */
1566 MonoInst *got_var; /* Global Offset Table variable */
1568 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1570 MonoType **arg_types;
1571 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1572 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1573 MonoGenericContext *generic_context;
1575 MonoBackend *backend;
1578 * This variable represents the hidden argument holding the vtype
1579 * return address. If the method returns something other than a vtype, or
1580 * the vtype is returned in registers this is NULL.
1582 MonoInst *vret_addr;
1585 * This is used to initialize the cil_code field of MonoInst's.
1587 const unsigned char *ip;
1589 struct MonoAliasingInformation *aliasing_info;
1591 /* A hashtable of region ID-> SP var mappings */
1592 /* An SP var is a place to store the stack pointer (used by handlers)*/
1595 /* A hashtable of region ID -> EX var mappings */
1596 /* An EX var stores the exception object passed to catch/filter blocks */
1599 GList *ldstr_list; /* used by AOT */
1604 GHashTable *cbb_hash;
1606 /* The current virtual register number */
1609 MonoGenericSharingContext gsctx;
1610 MonoGenericContext *gsctx_context;
1612 MonoGSharedVtMethodInfo *gsharedvt_info;
1614 /* Points to the gsharedvt locals area at runtime */
1615 MonoInst *gsharedvt_locals_var;
1617 /* The localloc instruction used to initialize gsharedvt_locals_var */
1618 MonoInst *gsharedvt_locals_var_ins;
1620 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1621 MonoInst *gsharedvt_info_var;
1623 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1624 MonoInst *orig_domain_var;
1627 MonoInst *lmf_addr_var;
1629 MonoInst *stack_inbalance_var;
1631 unsigned char *cil_start;
1632 #ifdef __native_client_codegen__
1633 /* this alloc is not aligned, native_code */
1634 /* is the 32-byte aligned version of this */
1635 unsigned char *native_code_alloc;
1637 unsigned char *native_code;
1643 regmask_t used_int_regs;
1645 guint32 prof_options;
1648 guint32 verbose_level;
1649 guint32 stack_usage;
1653 guint disable_aot : 1;
1654 guint disable_ssa : 1;
1655 guint disable_llvm : 1;
1656 guint enable_extended_bblocks : 1;
1657 guint run_cctors : 1;
1658 guint need_lmf_area : 1;
1659 guint compile_aot : 1;
1661 guint compile_llvm : 1;
1662 guint got_var_allocated : 1;
1663 guint ret_var_is_local : 1;
1664 guint ret_var_set : 1;
1665 guint unverifiable : 1;
1666 guint skip_visibility : 1;
1667 guint disable_reuse_registers : 1;
1668 guint disable_reuse_stack_slots : 1;
1669 guint disable_reuse_ref_stack_slots : 1;
1670 guint disable_ref_noref_stack_slot_share : 1;
1671 guint disable_initlocals_opt : 1;
1672 guint disable_initlocals_opt_refs : 1;
1673 guint disable_omit_fp : 1;
1674 guint disable_vreg_to_lvreg : 1;
1675 guint disable_deadce_vars : 1;
1676 guint disable_out_of_line_bblocks : 1;
1677 guint disable_direct_icalls : 1;
1678 guint disable_gc_safe_points : 1;
1679 guint create_lmf_var : 1;
1681 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1682 * instead of being generated in emit_prolog ()/emit_epilog ().
1686 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1687 * mono_lmf_addr TLS variable.
1689 guint lmf_ir_mono_lmf : 1;
1690 guint gen_write_barriers : 1;
1691 guint init_ref_vars : 1;
1692 guint extend_live_ranges : 1;
1693 guint compute_precise_live_ranges : 1;
1694 guint has_got_slots : 1;
1695 guint uses_rgctx_reg : 1;
1696 guint uses_vtable_reg : 1;
1697 guint uses_simd_intrinsics : 1;
1698 guint keep_cil_nops : 1;
1699 guint gen_seq_points : 1;
1700 /* Generate seq points for use by the debugger */
1701 guint gen_sdb_seq_points : 1;
1702 guint explicit_null_checks : 1;
1703 guint compute_gc_maps : 1;
1704 guint soft_breakpoints : 1;
1705 guint arch_eh_jit_info : 1;
1706 guint has_emulated_ops : 1;
1707 guint has_indirection : 1;
1708 guint has_atomic_add_i4 : 1;
1709 guint has_atomic_exchange_i4 : 1;
1710 guint has_atomic_cas_i4 : 1;
1711 guint check_pinvoke_callconv : 1;
1712 guint has_unwind_info_for_epilog : 1;
1713 guint disable_inline : 1;
1714 /* Disable inlining into caller */
1715 guint no_inline : 1;
1717 guint gsharedvt : 1;
1719 guint llvm_only : 1;
1721 gpointer debug_info;
1724 MonoProfileCoverageInfo *coverage_info;
1725 GHashTable *token_info_hash;
1726 MonoCompileArch arch;
1727 guint32 inline_depth;
1728 /* Size of memory reserved for thunks */
1732 /* Offset between the start of code and the thunks area */
1734 guint32 exception_type; /* MONO_EXCEPTION_* */
1735 guint32 exception_data;
1736 char* exception_message;
1737 gpointer exception_ptr;
1739 guint8 * encoded_unwind_ops;
1740 guint32 encoded_unwind_ops_len;
1745 /* Fields used by the local reg allocator */
1749 /* Maps vregs to their associated MonoInst's */
1750 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1751 MonoInst **vreg_to_inst;
1753 /* Size of above array */
1754 guint32 vreg_to_inst_len;
1756 /* Marks vregs which hold a GC ref */
1757 /* FIXME: Use a bitmap */
1758 gboolean *vreg_is_ref;
1760 /* Size of above array */
1761 guint32 vreg_is_ref_len;
1763 /* Marks vregs which hold a managed pointer */
1764 /* FIXME: Use a bitmap */
1765 gboolean *vreg_is_mp;
1767 /* Size of above array */
1768 guint32 vreg_is_mp_len;
1771 * The original method to compile, differs from 'method' when doing generic
1774 MonoMethod *orig_method;
1776 /* Patches which describe absolute addresses embedded into the native code */
1777 GHashTable *abs_patches;
1779 /* If the arch passes valuetypes by address, then for methods
1780 which use JMP the arch code should use these local
1781 variables to store the addresses of incoming valuetypes.
1782 The addresses should be stored in mono_arch_emit_prolog()
1783 and can be used when emitting code for OP_JMP. See
1785 MonoInst **tailcall_valuetype_addrs;
1787 /* Used to implement move_i4_to_f on archs that can't do raw
1788 copy between an ireg and a freg. This is an int32 var.*/
1789 MonoInst *iconv_raw_var;
1791 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1792 MonoInst *fconv_to_r8_x_var;
1794 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1795 MonoInst *simd_ctor_var;
1797 /* Used to implement dyn_call */
1798 MonoInst *dyn_call_var;
1801 * List of sequence points represented as IL offset+native offset pairs.
1802 * Allocated using glib.
1803 * IL offset can be -1 or 0xffffff to refer to the sequence points
1804 * inside the prolog and epilog used to implement method entry/exit events.
1806 GPtrArray *seq_points;
1808 /* The encoded sequence point info */
1809 struct MonoSeqPointInfo *seq_point_info;
1811 /* Method headers which need to be freed after compilation */
1812 GSList *headers_to_free;
1815 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1816 /* Symbol used to refer to this method in generated assembly */
1818 char *asm_debug_symbol;
1819 char *llvm_method_name;
1820 int castclass_cache_index;
1822 MonoJitExceptionInfo *llvm_ex_info;
1823 guint32 llvm_ex_info_len;
1824 int llvm_this_reg, llvm_this_offset;
1826 GSList *try_block_holes;
1828 /* DWARF location list for 'this' */
1829 GSList *this_loclist;
1831 /* DWARF location list for 'rgctx_var' */
1832 GSList *rgctx_loclist;
1834 int *gsharedvt_vreg_to_idx;
1840 /* The offsets of the locals area relative to the frame pointer */
1841 gint locals_min_stack_offset, locals_max_stack_offset;
1843 /* The current CFA rule */
1844 int cur_cfa_reg, cur_cfa_offset;
1846 /* The final CFA rule at the end of the prolog */
1847 int cfa_reg, cfa_offset;
1849 /* Points to a MonoCompileGC */
1853 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1854 * image etc, but it requires a 4 byte alignment.
1857 guint32 gc_map_size;
1859 /* Error handling */
1862 /* pointer to context datastructure used for graph dumping */
1863 MonoGraphDumper *gdump_ctx;
1866 int stat_allocate_var;
1867 int stat_locals_stack_size;
1868 int stat_basic_blocks;
1869 int stat_cil_code_size;
1871 int stat_inlineable_methods;
1872 int stat_inlined_methods;
1873 int stat_code_reallocs;
1877 MONO_CFG_HAS_ALLOCA = 1 << 0,
1878 MONO_CFG_HAS_CALLS = 1 << 1,
1879 MONO_CFG_HAS_LDELEMA = 1 << 2,
1880 MONO_CFG_HAS_VARARGS = 1 << 3,
1881 MONO_CFG_HAS_TAIL = 1 << 4,
1882 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1883 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1884 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1885 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1886 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1890 gint32 methods_compiled;
1892 gint32 methods_lookups;
1893 gint32 allocate_var;
1894 gint32 cil_code_size;
1895 gint32 native_code_size;
1896 gint32 code_reallocs;
1897 gint32 max_code_size_ratio;
1898 gint32 biggest_method_size;
1899 gint32 allocated_code_size;
1900 gint32 allocated_seq_points_size;
1901 gint32 inlineable_methods;
1902 gint32 inlined_methods;
1903 gint32 basic_blocks;
1904 gint32 max_basic_blocks;
1905 gint32 locals_stack_size;
1907 gint32 generic_virtual_invocations;
1909 gint32 alias_removed;
1910 gint32 loads_eliminated;
1911 gint32 stores_eliminated;
1912 int methods_with_llvm;
1913 int methods_without_llvm;
1914 char *max_ratio_method;
1915 char *biggest_method;
1916 double jit_method_to_ir;
1917 double jit_liveness_handle_exception_clauses;
1918 double jit_handle_out_of_line_bblock;
1919 double jit_decompose_long_opts;
1920 double jit_decompose_typechecks;
1921 double jit_local_cprop;
1922 double jit_local_emulate_ops;
1923 double jit_optimize_branches;
1924 double jit_handle_global_vregs;
1925 double jit_local_deadce;
1926 double jit_local_alias_analysis;
1927 double jit_if_conversion;
1928 double jit_bb_ordering;
1929 double jit_compile_dominator_info;
1930 double jit_compute_natural_loops;
1931 double jit_insert_safepoints;
1932 double jit_ssa_compute;
1933 double jit_ssa_cprop;
1934 double jit_ssa_deadce;
1935 double jit_perform_abc_removal;
1936 double jit_ssa_remove;
1937 double jit_local_cprop2;
1938 double jit_handle_global_vregs2;
1939 double jit_local_deadce2;
1940 double jit_optimize_branches2;
1941 double jit_decompose_vtype_opts;
1942 double jit_decompose_array_access_opts;
1943 double jit_liveness_handle_exception_clauses2;
1944 double jit_analyze_liveness;
1945 double jit_linear_scan;
1946 double jit_arch_allocate_vars;
1947 double jit_spill_global_vars;
1948 double jit_local_cprop3;
1949 double jit_local_deadce3;
1951 double jit_create_jit_info;
1952 double jit_gc_create_gc_map;
1953 double jit_save_seq_point_info;
1958 extern MonoJitStats mono_jit_stats;
1960 /* opcodes: value assigned after all the CIL opcodes */
1967 #define MINI_OP(a,b,dest,src1,src2) a,
1968 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1970 OP_START = MONO_CEE_LAST - 1,
1971 #include "mini-ops.h"
1977 #if SIZEOF_VOID_P == 8
1978 #define OP_PCONST OP_I8CONST
1979 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1980 #define OP_PADD OP_LADD
1981 #define OP_PADD_IMM OP_LADD_IMM
1982 #define OP_PSUB_IMM OP_LSUB_IMM
1983 #define OP_PAND_IMM OP_LAND_IMM
1984 #define OP_PXOR_IMM OP_LXOR_IMM
1985 #define OP_PSUB OP_LSUB
1986 #define OP_PMUL OP_LMUL
1987 #define OP_PMUL_IMM OP_LMUL_IMM
1988 #define OP_PNEG OP_LNEG
1989 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1990 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1991 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1992 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1993 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1994 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1995 #define OP_PBEQ OP_LBEQ
1996 #define OP_PCEQ OP_LCEQ
1997 #define OP_PBNE_UN OP_LBNE_UN
1998 #define OP_PBGE_UN OP_LBGE_UN
1999 #define OP_PBLT_UN OP_LBLT_UN
2000 #define OP_PBGE OP_LBGE
2001 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2002 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2004 #define OP_PCONST OP_ICONST
2005 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2006 #define OP_PADD OP_IADD
2007 #define OP_PADD_IMM OP_IADD_IMM
2008 #define OP_PSUB_IMM OP_ISUB_IMM
2009 #define OP_PAND_IMM OP_IAND_IMM
2010 #define OP_PXOR_IMM OP_IXOR_IMM
2011 #define OP_PSUB OP_ISUB
2012 #define OP_PMUL OP_IMUL
2013 #define OP_PMUL_IMM OP_IMUL_IMM
2014 #define OP_PNEG OP_INEG
2015 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2016 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2017 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2018 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2019 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2020 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2021 #define OP_PBEQ OP_IBEQ
2022 #define OP_PCEQ OP_ICEQ
2023 #define OP_PBNE_UN OP_IBNE_UN
2024 #define OP_PBGE_UN OP_IBGE_UN
2025 #define OP_PBLT_UN OP_IBLT_UN
2026 #define OP_PBGE OP_IBGE
2027 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2028 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2031 /* Opcodes to load/store regsize quantities */
2032 #if defined (__mono_ilp32__)
2033 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2034 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2036 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2037 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2064 #if HAVE_ARRAY_ELEM_INIT
2065 extern const guint8 mono_burg_arity [];
2067 extern guint8 mono_burg_arity [];
2070 extern const char MONO_ARCH_CPU_SPEC [];
2071 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2072 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2073 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2074 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2079 MONO_COMP_DFRONTIER = 4,
2080 MONO_COMP_DOM_REV = 8,
2081 MONO_COMP_LIVENESS = 16,
2083 MONO_COMP_SSA_DEF_USE = 64,
2084 MONO_COMP_REACHABILITY = 128,
2085 MONO_COMP_LOOPS = 256
2090 MONO_GRAPH_DTREE = 2,
2091 MONO_GRAPH_CFG_CODE = 4,
2092 MONO_GRAPH_CFG_SSA = 8,
2093 MONO_GRAPH_CFG_OPTCODE = 16
2100 } MonoJitArgumentInfo;
2103 gboolean handle_sigint;
2104 gboolean keep_delegates;
2105 gboolean reverse_pinvoke_exceptions;
2106 gboolean collect_pagefault_stats;
2107 gboolean break_on_unverified;
2108 gboolean better_cast_details;
2109 gboolean mdb_optimizations;
2110 gboolean no_gdb_backtrace;
2111 gboolean suspend_on_sigsegv;
2112 gboolean suspend_on_exception;
2113 gboolean suspend_on_unhandled;
2114 gboolean dyn_runtime_invoke;
2116 gboolean arm_use_fallback_tls;
2118 * Whenever data such as next sequence points and flags is required.
2119 * Next sequence points and flags are required by the debugger agent.
2121 gboolean gen_sdb_seq_points;
2122 gboolean gen_seq_points_compact_data;
2124 * Setting single_imm_size should guarantee that each time managed code is compiled
2125 * the same instructions and registers are used, regardless of the size of used values.
2127 gboolean single_imm_size;
2128 gboolean explicit_null_checks;
2130 * Fill stack frames with 0x2a in method prologs. This helps with the
2131 * debugging of the stack marking code in the GC.
2133 gboolean init_stacks;
2136 * Whenever to implement single stepping and breakpoints without signals in the
2137 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2138 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2141 gboolean soft_breakpoints;
2143 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2145 gboolean break_on_exc;
2147 * Load AOT JIT info eagerly.
2149 gboolean load_aot_jit_info_eagerly;
2151 * Check for pinvoke calling convention mismatches.
2153 gboolean check_pinvoke_callconv;
2155 * Translate Debugger.Break () into a native breakpoint signal
2157 gboolean native_debugger_break;
2159 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2160 * identify the stack on some platforms
2162 gboolean disable_omit_fp;
2190 /* Implicit exceptions */
2192 MONO_EXC_INDEX_OUT_OF_RANGE,
2194 MONO_EXC_ARITHMETIC,
2195 MONO_EXC_DIVIDE_BY_ZERO,
2196 MONO_EXC_INVALID_CAST,
2198 MONO_EXC_ARRAY_TYPE_MISMATCH,
2200 MONO_EXC_INTRINS_NUM
2204 MINI_TOKEN_SOURCE_CLASS,
2205 MINI_TOKEN_SOURCE_METHOD,
2206 MINI_TOKEN_SOURCE_FIELD
2210 * Information about a trampoline function.
2215 * The native code of the trampoline. Not owned by this structure.
2220 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2225 * Patches required by the trampoline when aot-ing. Owned by this structure.
2229 * Unwind information. Owned by this structure.
2234 * Encoded unwind info loaded from AOT images
2237 guint32 uw_info_len;
2240 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2243 FILTER_IL_SEQ_POINT = 1 << 0,
2244 FILTER_NOP = 1 << 1,
2247 static inline gboolean
2248 mono_inst_filter (MonoInst *ins, int filter)
2250 if (!ins || !filter)
2253 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2256 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2262 static inline MonoInst*
2263 mono_inst_next (MonoInst *ins, int filter)
2267 } while (mono_inst_filter (ins, filter));
2272 static inline MonoInst*
2273 mono_inst_prev (MonoInst *ins, int filter)
2277 } while (mono_inst_filter (ins, filter));
2282 static inline MonoInst*
2283 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2285 MonoInst *ins = bb->code;
2286 if (mono_inst_filter (ins, filter))
2287 ins = mono_inst_next (ins, filter);
2292 static inline MonoInst*
2293 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2295 MonoInst *ins = bb->last_ins;
2296 if (mono_inst_filter (ins, filter))
2297 ins = mono_inst_prev (ins, filter);
2303 MONO_API int mono_main (int argc, char* argv[]);
2304 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2305 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2306 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2308 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2309 void mini_cleanup (MonoDomain *domain);
2310 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2311 MONO_API gboolean mini_parse_debug_option (const char *option);
2314 void mono_cfg_dump_create_context (MonoCompile *cfg);
2315 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2316 void mono_cfg_dump_close_group (MonoCompile *cfg);
2317 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2319 /* helper methods */
2320 void mini_jit_init (void);
2321 void mini_jit_cleanup (void);
2322 void mono_disable_optimizations (guint32 opts);
2323 void mono_set_optimizations (guint32 opts);
2324 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2325 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2326 char* mono_opt_descr (guint32 flags);
2327 void mono_set_verbose_level (guint32 level);
2328 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2329 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2330 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2331 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2332 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2334 void mono_precompile_assemblies (void);
2335 MONO_API int mono_parse_default_optimizations (const char* p);
2336 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2337 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2338 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2339 void mono_verify_bblock (MonoBasicBlock *bb);
2340 void mono_verify_cfg (MonoCompile *cfg);
2341 void mono_constant_fold (MonoCompile *cfg);
2342 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2343 int mono_eval_cond_branch (MonoInst *branch);
2344 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2345 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2346 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2347 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2348 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2349 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2350 MonoType* mono_type_from_stack_type (MonoInst *ins);
2351 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2352 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2353 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2354 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2355 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2356 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2357 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2358 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2359 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2360 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2362 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2363 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2364 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2365 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2366 void mono_nullify_basic_block (MonoBasicBlock *bb);
2367 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2368 void mono_optimize_branches (MonoCompile *cfg);
2370 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2371 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2372 void mono_print_ji (const MonoJumpInfo *ji);
2373 void mono_print_ins_index (int i, MonoInst *ins);
2374 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2375 void mono_print_ins (MonoInst *ins);
2376 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2377 void mono_print_code (MonoCompile *cfg, const char *msg);
2378 MONO_API void mono_print_method_from_ip (void *ip);
2379 MONO_API char *mono_pmip (void *ip);
2380 gboolean mono_debug_count (void);
2381 MONO_API const char* mono_inst_name (int op);
2382 int mono_op_to_op_imm (int opcode);
2383 int mono_op_imm_to_op (int opcode);
2384 int mono_load_membase_to_load_mem (int opcode);
2385 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2386 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2387 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2388 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2389 guint32 mono_reverse_branch_op (guint32 opcode);
2390 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2391 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2392 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2393 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2394 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2395 guint mono_patch_info_hash (gconstpointer data);
2396 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2397 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2398 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2399 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2400 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2401 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2402 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2403 MonoLMF * mono_get_lmf (void);
2404 MonoLMF** mono_get_lmf_addr (void);
2405 void mono_set_lmf (MonoLMF *lmf);
2406 MonoJitTlsData* mono_get_jit_tls (void);
2407 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2408 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2409 gint32 mono_get_jit_tls_offset (void);
2410 gint32 mono_get_lmf_tls_offset (void);
2411 gint32 mono_get_lmf_addr_tls_offset (void);
2412 int mini_get_tls_offset (MonoTlsKey key);
2413 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2414 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2415 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2416 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2417 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2418 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2419 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2420 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2421 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2422 void mono_analyze_liveness (MonoCompile *cfg);
2423 void mono_analyze_liveness_gc (MonoCompile *cfg);
2424 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2425 void mono_global_regalloc (MonoCompile *cfg);
2426 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2427 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2428 void mono_destroy_compile (MonoCompile *cfg);
2429 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2430 void mono_print_ins_index (int i, MonoInst *ins);
2431 void mono_print_ins (MonoInst *ins);
2432 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2433 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2434 MonoInst *mono_get_got_var (MonoCompile *cfg);
2435 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2436 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2437 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2438 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2439 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2440 void mono_create_helper_signatures (void);
2442 gboolean mini_class_is_system_array (MonoClass *klass);
2443 MonoMethodSignature *mono_get_element_address_signature (int arity);
2444 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2445 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2447 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2448 void mono_linterval_print (MonoLiveInterval *interval);
2449 void mono_linterval_print_nl (MonoLiveInterval *interval);
2450 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2451 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2452 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2453 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2455 /* Native Client functions */
2456 gpointer mono_realloc_native_code(MonoCompile *cfg);
2458 #if defined(__native_client__) || defined(__native_client_codegen__)
2459 extern volatile int __nacl_thread_suspension_needed;
2460 void __nacl_suspend_thread_if_needed(void);
2461 void mono_nacl_gc(void);
2464 extern MonoDebugOptions debug_options;
2466 static inline MonoMethod*
2467 jinfo_get_method (MonoJitInfo *ji)
2469 return mono_jit_info_get_method (ji);
2473 void mono_aot_init (void);
2474 void mono_aot_cleanup (void);
2475 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2476 MonoMethod *method, MonoError *error);
2477 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2478 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2479 guint8* mono_aot_get_plt_entry (guint8 *code);
2480 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2481 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2482 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2483 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2484 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2485 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2486 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2487 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2488 gpointer mono_aot_get_trampoline (const char *name);
2489 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2490 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2491 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2492 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2493 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2494 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2495 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2496 guint32 mono_aot_method_hash (MonoMethod *method);
2497 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2498 void mono_aot_set_make_unreadable (gboolean unreadable);
2499 gboolean mono_aot_is_pagefault (void *ptr);
2500 void mono_aot_handle_pagefault (void *ptr);
2501 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2502 guint32 mono_aot_find_method_index (MonoMethod *method);
2503 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2504 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2505 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2506 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2508 /* This is an exported function */
2509 MONO_API void mono_aot_register_module (gpointer *aot_info);
2511 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2513 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2514 * passed to the free function.
2516 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2518 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2519 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2521 void mono_xdebug_init (const char *xdebug_opts);
2522 void mono_save_xdebug_info (MonoCompile *cfg);
2523 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2524 /* This is an exported function */
2525 void mono_xdebug_flush (void);
2527 gboolean mono_method_blittable (MonoMethod *method);
2528 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2530 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2531 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2532 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2533 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2535 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2537 int mono_find_method_opcode (MonoMethod *method);
2538 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2539 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2540 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2541 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2543 void mono_trampolines_init (void);
2544 void mono_trampolines_cleanup (void);
2545 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2546 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2547 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2549 gboolean add_sync_wrapper,
2551 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2552 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2553 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2554 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2555 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2556 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2557 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2558 gpointer mono_create_monitor_enter_trampoline (void);
2559 gpointer mono_create_monitor_enter_v4_trampoline (void);
2560 gpointer mono_create_monitor_exit_trampoline (void);
2561 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2562 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2563 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2564 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2565 #ifndef DISABLE_REMOTING
2566 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2568 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2569 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2571 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2573 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2574 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2575 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2576 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2577 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2578 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2579 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2580 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2581 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2582 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2583 gpointer mini_get_nullified_class_init_trampoline (void);
2584 gpointer mini_get_single_step_trampoline (void);
2585 gpointer mini_get_breakpoint_trampoline (void);
2586 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2587 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2588 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2589 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2590 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2592 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2594 gboolean mono_running_on_valgrind (void);
2595 void* mono_global_codeman_reserve (int size);
2596 const char *mono_regname_full (int reg, int bank);
2597 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2598 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2599 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2600 void mono_remove_critical_edges (MonoCompile *cfg);
2601 gboolean mono_is_regsize_var (MonoType *t);
2602 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2603 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2604 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2605 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2606 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2607 CompRelation mono_negate_cond (CompRelation cond);
2608 int mono_op_imm_to_op (int opcode);
2609 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2610 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2611 MonoUnwindOp *mono_create_unwind_op (int when,
2614 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2617 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2618 void mono_tramp_info_free (MonoTrampInfo *info);
2619 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2620 int mini_exception_id_by_name (const char *name);
2621 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2623 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2624 MonoInst *return_var, MonoInst **inline_args,
2625 guint inline_offset, gboolean is_virtual_call);
2627 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2628 void mono_decompose_long_opts (MonoCompile *cfg);
2629 void mono_decompose_vtype_opts (MonoCompile *cfg);
2630 void mono_decompose_array_access_opts (MonoCompile *cfg);
2631 void mono_decompose_soft_float (MonoCompile *cfg);
2632 void mono_local_emulate_ops (MonoCompile *cfg);
2633 void mono_handle_global_vregs (MonoCompile *cfg);
2634 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2635 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2636 void mono_if_conversion (MonoCompile *cfg);
2639 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2640 void mini_init_delegate (MonoDelegate *del);
2641 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2643 /* methods that must be provided by the arch-specific port */
2644 void mono_arch_init (void);
2645 void mono_arch_finish_init (void);
2646 void mono_arch_cleanup (void);
2647 void mono_arch_cpu_init (void);
2648 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2649 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2650 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2651 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2652 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2653 void mono_codegen (MonoCompile *cfg);
2654 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2655 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2656 const char *mono_arch_regname (int reg);
2657 const char *mono_arch_fregname (int reg);
2658 void mono_arch_exceptions_init (void);
2659 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2660 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2661 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2662 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2663 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2664 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2665 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2666 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2667 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2668 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2669 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2670 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2671 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2672 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2673 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2674 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2675 void mono_arch_flush_icache (guint8 *code, gint size);
2676 int mono_arch_max_epilog_size (MonoCompile *cfg);
2677 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2678 void mono_arch_emit_epilog (MonoCompile *cfg);
2679 void mono_arch_emit_exceptions (MonoCompile *cfg);
2680 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2681 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2682 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2683 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2684 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2685 void mono_arch_fill_argument_info (MonoCompile *cfg);
2686 void mono_arch_allocate_vars (MonoCompile *m);
2687 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2688 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2689 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2690 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2691 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2692 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2693 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2694 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2695 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2696 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2697 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2698 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2699 GSList* mono_arch_get_delegate_invoke_impls (void);
2700 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2701 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2702 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2703 GSList* mono_arch_get_cie_program (void);
2704 void mono_arch_set_target (char *mtriple);
2705 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2706 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2707 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2708 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2709 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2710 int mono_arch_translate_tls_offset (int offset);
2711 gboolean mono_arch_opcode_supported (int opcode);
2712 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2714 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2715 gboolean mono_arch_is_soft_float (void);
2717 static inline MONO_ALWAYS_INLINE gboolean
2718 mono_arch_is_soft_float (void)
2724 /* Soft Debug support */
2725 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2726 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2727 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2728 void mono_arch_start_single_stepping (void);
2729 void mono_arch_stop_single_stepping (void);
2730 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2731 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2732 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2733 void mono_arch_skip_single_step (MonoContext *ctx);
2734 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2735 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2739 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2740 MonoJitInfo *ji, MonoContext *ctx,
2741 MonoContext *new_ctx, MonoLMF **lmf,
2742 mgreg_t **save_locations,
2743 StackFrameInfo *frame_info);
2744 gpointer mono_arch_get_throw_exception_by_name (void);
2745 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2746 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2747 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2748 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2749 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2750 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2751 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2752 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2753 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2754 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2755 gpointer mono_arch_ip_from_context (void *sigctx);
2756 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2757 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2758 void mono_arch_flush_register_windows (void);
2759 gboolean mono_arch_is_inst_imm (gint64 imm);
2760 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2761 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2762 guint32 mono_arch_get_patch_offset (guint8 *code);
2763 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2764 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2765 void mono_arch_save_unwind_info (MonoCompile *cfg);
2766 void mono_arch_register_lowlevel_calls (void);
2767 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2768 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2769 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2770 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2771 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2772 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2773 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2774 int mono_arch_get_this_arg_reg (guint8 *code);
2775 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2776 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2777 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2778 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2779 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2780 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2781 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2782 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2783 guint8* mono_arch_get_call_target (guint8 *code);
2784 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2785 GSList *mono_arch_get_trampolines (gboolean aot);
2787 /* Handle block guard */
2788 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2789 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2790 gpointer mono_create_handler_block_trampoline (void);
2791 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2793 /*New interruption machinery */
2795 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2798 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2801 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2804 /* Exception handling */
2805 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2807 void mono_exceptions_init (void);
2808 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2809 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2810 MONO_API void mono_print_thread_dump (void *sigctx);
2811 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2812 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2813 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2814 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2815 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2816 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2817 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2818 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2820 void mono_setup_altstack (MonoJitTlsData *tls);
2821 void mono_free_altstack (MonoJitTlsData *tls);
2822 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2823 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2824 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2825 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2827 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);
2829 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2830 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2831 void mono_restore_context (MonoContext *ctx);
2832 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2833 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2834 void mono_llvm_rethrow_exception (MonoObject *ex);
2835 void mono_llvm_throw_exception (MonoObject *ex);
2836 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2837 void mono_llvm_resume_exception (void);
2838 void mono_llvm_clear_exception (void);
2839 MonoObject *mono_llvm_load_exception (void);
2840 void mono_llvm_reset_exception (void);
2841 void mono_llvm_raise_exception (MonoException *e);
2842 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2845 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2846 MonoJitInfo *prev_ji, MonoContext *ctx,
2847 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2848 mgreg_t **save_locations,
2849 StackFrameInfo *frame);
2851 gpointer mono_get_throw_exception (void);
2852 gpointer mono_get_rethrow_exception (void);
2853 gpointer mono_get_call_filter (void);
2854 gpointer mono_get_restore_context (void);
2855 gpointer mono_get_throw_exception_by_name (void);
2856 gpointer mono_get_throw_corlib_exception (void);
2857 gpointer mono_get_throw_exception_addr (void);
2858 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2859 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2860 MonoReflectionMethod **method,
2861 gint32 *iloffset, gint32 *native_offset,
2862 MonoString **file, gint32 *line, gint32 *column);
2863 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2865 /* Installs a function which is called when the runtime encounters an unhandled exception.
2866 * This hook isn't expected to return.
2867 * If no hook has been installed, the runtime will print a message before aborting.
2869 typedef void (*MonoUnhandledExceptionFunc) (MonoObject *exc, gpointer user_data);
2870 MONO_API void mono_install_unhandled_exception_hook (MonoUnhandledExceptionFunc func, gpointer user_data);
2871 void mono_invoke_unhandled_exception_hook (MonoObject *exc);
2873 void mono_decompose_typechecks (MonoCompile *cfg);
2874 /* Dominator/SSA methods */
2875 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2876 void mono_compute_natural_loops (MonoCompile *cfg);
2877 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2878 void mono_ssa_compute (MonoCompile *cfg);
2879 void mono_ssa_remove (MonoCompile *cfg);
2880 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2881 void mono_ssa_cprop (MonoCompile *cfg);
2882 void mono_ssa_deadce (MonoCompile *cfg);
2883 void mono_ssa_strength_reduction (MonoCompile *cfg);
2884 void mono_free_loop_info (MonoCompile *cfg);
2885 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2887 void mono_ssa_compute2 (MonoCompile *cfg);
2888 void mono_ssa_remove2 (MonoCompile *cfg);
2889 void mono_ssa_cprop2 (MonoCompile *cfg);
2890 void mono_ssa_deadce2 (MonoCompile *cfg);
2892 /* debugging support */
2893 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2894 guint32 breakpoint_id);
2895 void mono_debug_open_method (MonoCompile *cfg);
2896 void mono_debug_close_method (MonoCompile *cfg);
2897 void mono_debug_free_method (MonoCompile *cfg);
2898 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2899 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2900 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2901 void mono_debug_add_aot_method (MonoDomain *domain,
2902 MonoMethod *method, guint8 *code_start,
2903 guint8 *debug_info, guint32 debug_info_len);
2904 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2905 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2907 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2910 MonoTraceSpec *mono_trace_parse_options (const char *options);
2911 void mono_trace_set_assembly (MonoAssembly *assembly);
2912 gboolean mono_trace_eval (MonoMethod *method);
2915 mono_perform_abc_removal (MonoCompile *cfg);
2917 mono_perform_abc_removal (MonoCompile *cfg);
2919 mono_perform_ssapre (MonoCompile *cfg);
2921 mono_local_cprop (MonoCompile *cfg);
2923 mono_local_cprop (MonoCompile *cfg);
2925 mono_local_deadce (MonoCompile *cfg);
2927 mono_local_alias_analysis (MonoCompile *cfg);
2929 /* Generic sharing */
2932 mono_set_generic_sharing_supported (gboolean supported);
2935 mono_set_generic_sharing_vt_supported (gboolean supported);
2938 mono_set_partial_sharing_supported (gboolean supported);
2941 mono_class_generic_sharing_enabled (MonoClass *klass);
2944 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2947 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2949 MonoMethodRuntimeGenericContext*
2950 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2953 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2956 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2959 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2962 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2965 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2966 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2969 mono_method_construct_object_context (MonoMethod *method);
2972 mono_method_get_declaring_generic_method (MonoMethod *method);
2975 mono_generic_context_check_used (MonoGenericContext *context);
2978 mono_class_check_context_used (MonoClass *klass);
2981 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
2984 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
2987 mono_method_is_generic_impl (MonoMethod *method);
2990 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
2993 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
2996 mini_class_is_generic_sharable (MonoClass *klass);
3000 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3003 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3006 mini_is_gsharedvt_gparam (MonoType *t);
3008 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3010 int mono_method_check_context_used (MonoMethod *method);
3012 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3014 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3015 guint32 token, guint32 token_source, guint32 rgctx_type,
3016 gint32 rgctx_index);
3018 void mono_generic_sharing_init (void);
3019 void mono_generic_sharing_cleanup (void);
3021 MonoClass* mini_class_get_container_class (MonoClass *klass);
3022 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3024 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3025 MonoType* mini_type_get_underlying_type (MonoType *type);
3026 MonoMethod* mini_get_shared_method (MonoMethod *method);
3027 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3028 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3029 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3030 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3032 int mini_type_stack_size (MonoType *t, int *align);
3033 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3034 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3035 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3037 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3039 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3040 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3042 #define MONO_TIME_TRACK(a, phase) \
3044 GTimer *timer = mono_time_track_start (); \
3046 mono_time_track_end (&(a), timer); \
3049 GTimer *mono_time_track_start (void);
3050 void mono_time_track_end (double *time, GTimer *timer);
3052 void mono_update_jit_stats (MonoCompile *cfg);
3054 gboolean mini_type_is_reference (MonoType *type);
3055 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3056 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3057 gboolean mini_is_gsharedvt_type (MonoType *t);
3058 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3059 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3060 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3061 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3062 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3063 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3064 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3065 gpointer mini_method_get_rgctx (MonoMethod *m);
3066 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3068 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3069 gint32 vcall_offset, gboolean calli);
3070 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3071 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3072 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3073 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3078 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3081 SIMD_VERSION_SSE1 = 1 << 0,
3082 SIMD_VERSION_SSE2 = 1 << 1,
3083 SIMD_VERSION_SSE3 = 1 << 2,
3084 SIMD_VERSION_SSSE3 = 1 << 3,
3085 SIMD_VERSION_SSE41 = 1 << 4,
3086 SIMD_VERSION_SSE42 = 1 << 5,
3087 SIMD_VERSION_SSE4a = 1 << 6,
3088 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3089 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3090 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3093 /* this value marks the end of the bit indexes used in
3096 SIMD_VERSION_INDEX_END = 6
3111 SIMD_PREFETCH_MODE_NTA,
3112 SIMD_PREFETCH_MODE_0,
3113 SIMD_PREFETCH_MODE_1,
3114 SIMD_PREFETCH_MODE_2,
3117 const char *mono_arch_xregname (int reg);
3118 void mono_simd_simplify_indirection (MonoCompile *cfg);
3119 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3120 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3121 void mono_simd_intrinsics_init (void);
3123 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3124 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3127 #define XDEBUG_ENABLED 1
3131 /* maybe enable also for other systems? */
3132 #define ENABLE_JIT_MAP 1
3133 void mono_enable_jit_map (void);
3134 void mono_emit_jit_map (MonoJitInfo *jinfo);
3135 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3136 gboolean mono_jit_map_is_enabled (void);
3138 #define mono_enable_jit_map()
3139 #define mono_emit_jit_map(ji)
3140 #define mono_emit_jit_tramp(s,z,d)
3141 #define mono_jit_map_is_enabled() (0)
3145 * Per-OS implementation functions.
3147 void mono_runtime_install_handlers (void);
3148 void mono_runtime_cleanup_handlers (void);
3149 void mono_runtime_setup_stat_profiler (void);
3150 void mono_runtime_shutdown_stat_profiler (void);
3151 void mono_runtime_posix_install_handlers (void);
3152 pid_t mono_runtime_syscall_fork (void);
3153 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3155 void mono_cross_helpers_run (void);
3161 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3162 // Signal handlers not available
3163 #define MONO_ARCH_NEED_DIV_CHECK 1
3166 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3167 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3168 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3169 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3170 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3172 #ifndef MONO_ARCH_HAVE_TLS_GET
3173 #define MONO_ARCH_HAVE_TLS_GET 0
3176 #ifdef MONO_ARCH_VARARG_ICALLS
3177 #define ARCH_VARARG_ICALLS 1
3179 #define ARCH_VARARG_ICALLS 0
3183 * Native unwinder integration
3185 void mono_exception_native_unwind (void *ctx, MONO_SIG_HANDLER_INFO_TYPE *info);
3188 * Coop support for trampolines
3190 void mono_interruption_checkpoint_from_trampoline (void);
3192 #endif /* __MONO_MINI_H__ */