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 139
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 = 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;
257 gpointer imt_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];
318 /* GUID of aot compilation */
322 /* Number of symbols in the MonoAotFileInfo structure */
323 #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)
329 } MonoClassMethodPair;
336 } MonoDelegateClassMethodPair;
338 /* Per-domain information maintained by the JIT */
341 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
342 GHashTable *jump_target_got_slot_hash;
343 GHashTable *jump_target_hash;
344 /* Maps methods/klasses to the address of the given type of trampoline */
345 GHashTable *class_init_trampoline_hash;
346 GHashTable *jump_trampoline_hash;
347 GHashTable *jit_trampoline_hash;
348 GHashTable *delegate_trampoline_hash;
349 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
350 GHashTable *static_rgctx_trampoline_hash;
351 GHashTable *llvm_vcall_trampoline_hash;
352 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
353 GHashTable *dynamic_code_hash;
354 GHashTable *method_code_hash;
355 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
356 MonoConcurrentHashTable *runtime_invoke_hash;
357 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
358 /* Protected by the domain lock */
359 GHashTable *seq_points;
360 /* Debugger agent data */
362 /* Maps MonoMethod to an arch-specific structure */
363 GHashTable *arch_seq_points;
364 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
365 GHashTable *gsharedvt_arg_tramp_hash;
366 /* memcpy/bzero methods specialized for small constant sizes */
367 gpointer *memcpy_addr [17];
368 gpointer *bzero_addr [17];
369 gpointer llvm_module;
370 /* Maps MonoMethod -> GSlist of addresses */
371 GHashTable *llvm_jit_callees;
376 MonoCodeManager *code_mp;
377 } MonoJitDynamicMethodInfo;
379 /* An extension of MonoGenericParamFull used in generic sharing */
381 MonoGenericParamFull param;
382 MonoGenericParam *parent;
383 } MonoGSharedGenericParam;
385 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
387 /* Contains a list of ips which needs to be patched when a method is compiled */
398 * Information about a stack frame.
399 * FIXME This typedef exists only to avoid tons of code rewriting
401 typedef MonoStackFrameInfo StackFrameInfo;
404 #define mono_bitset_foreach_bit(set,b,n) \
405 for (b = 0; b < n; b++)\
406 if (mono_bitset_test_fast(set,b))
408 #define mono_bitset_foreach_bit(set,b,n) \
409 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
413 * Pull the list of opcodes
415 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
419 #include "mono/cil/opcode.def"
424 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
426 #define MONO_INST_NULLIFY_SREGS(dest) do { \
427 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
430 #define MONO_INST_NEW(cfg,dest,op) do { \
431 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
432 (dest)->opcode = (op); \
434 MONO_INST_NULLIFY_SREGS ((dest)); \
435 (dest)->cil_code = (cfg)->ip; \
438 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
439 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
440 (dest)->inst.opcode = (op); \
441 (dest)->inst.dreg = -1; \
442 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
443 (dest)->inst.cil_code = (cfg)->ip; \
446 #define MONO_ADD_INS(b,inst) do { \
447 if ((b)->last_ins) { \
448 (b)->last_ins->next = (inst); \
449 (inst)->prev = (b)->last_ins; \
450 (b)->last_ins = (inst); \
452 (b)->code = (b)->last_ins = (inst); \
456 #define NULLIFY_INS(ins) do { \
457 (ins)->opcode = OP_NOP; \
459 MONO_INST_NULLIFY_SREGS ((ins)); \
462 /* Remove INS from BB */
463 #define MONO_REMOVE_INS(bb,ins) do { \
465 (ins)->prev->next = (ins)->next; \
467 (ins)->next->prev = (ins)->prev; \
468 if ((bb)->code == (ins)) \
469 (bb)->code = (ins)->next; \
470 if ((bb)->last_ins == (ins)) \
471 (bb)->last_ins = (ins)->prev; \
474 /* Remove INS from BB and nullify it */
475 #define MONO_DELETE_INS(bb,ins) do { \
476 MONO_REMOVE_INS ((bb), (ins)); \
477 NULLIFY_INS ((ins)); \
481 * this is used to determine when some branch optimizations are possible: we exclude FP compares
482 * because they have weird semantics with NaNs.
484 #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))
485 #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))
487 #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))
489 #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)))
491 #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)))
493 #define MONO_HAS_CUSTOM_EMULATION(ins) (((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_FCEQ && (ins)->opcode <= OP_FCLT_UN))
495 #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))
496 #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))
497 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
499 // OP_DYN_CALL is not a MonoCallInst
500 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL))
502 #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)))
504 #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))))
506 /* FIXME: Add more instructions */
507 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
508 #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) || (ins->opcode == OP_XZERO))
510 #define MONO_INS_IS_PCONST_NULL(ins) ((ins)->opcode == OP_PCONST && (ins)->inst_p0 == 0)
512 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && (mono_class_get_flags ((m)->klass) & TYPE_ATTRIBUTE_SEALED)))
515 #ifdef MONO_ARCH_SIMD_INTRINSICS
517 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
518 #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))
519 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
520 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
521 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
523 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
527 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
528 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
529 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
530 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
531 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
532 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
534 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
538 typedef struct MonoInstList MonoInstList;
539 typedef struct MonoInst MonoInst;
540 typedef struct MonoCallInst MonoCallInst;
541 typedef struct MonoCallArgParm MonoCallArgParm;
542 typedef struct MonoMethodVar MonoMethodVar;
543 typedef struct MonoBasicBlock MonoBasicBlock;
544 typedef struct MonoLMF MonoLMF;
545 typedef struct MonoSpillInfo MonoSpillInfo;
546 typedef struct MonoTraceSpec MonoTraceSpec;
548 extern MonoTraceSpec *mono_jit_trace_calls;
549 extern gboolean mono_break_on_exc;
550 extern int mono_exc_esp_offset;
551 extern gboolean mono_compile_aot;
552 extern gboolean mono_aot_only;
553 extern gboolean mono_llvm_only;
554 extern MonoAotMode mono_aot_mode;
555 extern MonoMethodDesc *mono_inject_async_exc_method;
556 extern int mono_inject_async_exc_pos;
557 extern MonoMethodDesc *mono_break_at_bb_method;
558 extern int mono_break_at_bb_bb_num;
559 extern gboolean mono_verify_all;
560 extern gboolean mono_do_x86_stack_align;
561 extern const char *mono_build_date;
562 extern gboolean mono_do_signal_chaining;
563 extern gboolean mono_do_crash_chaining;
564 extern MONO_API gboolean mono_use_llvm;
565 extern gboolean mono_do_single_method_regression;
566 extern guint32 mono_single_method_regression_opt;
567 extern MonoMethod *mono_current_single_method;
568 extern GSList *mono_single_method_list;
569 extern GHashTable *mono_single_method_hash;
570 extern gboolean mono_using_xdebug;
571 extern int mini_verbose;
572 extern int valgrind_register;
573 extern GList* mono_aot_paths;
575 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
577 extern const char ins_info[];
578 extern const gint8 ins_sreg_counts [];
581 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
583 #define mono_inst_get_num_src_registers(ins) 0
586 #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)))
588 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
590 #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)
592 #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)
594 #define mono_bb_first_ins(bb) (bb)->code
596 struct MonoSpillInfo {
601 * Information about a call site for the GC map creation code
604 /* The next offset after the call instruction */
606 /* The basic block containing the call site */
609 * The set of variables live at the call site.
610 * Has length cfg->num_varinfo in bits.
614 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
621 * The IR-level extended basic block.
623 * A basic block can have multiple exits just fine, as long as the point of
624 * 'departure' is the last instruction in the basic block. Extended basic
625 * blocks, on the other hand, may have instructions that leave the block
626 * midstream. The important thing is that they cannot be _entered_
627 * midstream, ie, execution of a basic block (or extened bb) always start
628 * at the beginning of the block, never in the middle.
630 struct MonoBasicBlock {
633 /* the next basic block in the order it appears in IL */
634 MonoBasicBlock *next_bb;
637 * Before instruction selection it is the first tree in the
638 * forest and the first item in the list of trees. After
639 * instruction selection it is the first instruction and the
640 * first item in the list of instructions.
644 /* unique block number identification */
649 /* Basic blocks: incoming and outgoing counts and pointers */
650 /* Each bb should only appear once in each array */
651 gint16 out_count, in_count;
652 MonoBasicBlock **in_bb;
653 MonoBasicBlock **out_bb;
655 /* Points to the start of the CIL code that initiated this BB */
656 unsigned char* cil_code;
658 /* Length of the CIL block */
661 /* The offset of the generated code, used for fixups */
663 /* The length of the generated code, doesn't include alignment padding */
665 /* The real native offset, which includes alignment padding too */
666 int real_native_offset;
670 /* Visited and reachable flags */
674 * SSA and loop based flags
676 MonoBitSet *dominators;
677 MonoBitSet *dfrontier;
678 MonoBasicBlock *idom;
680 /* fast dominator algorithm */
681 MonoBasicBlock *df_parent, *ancestor, *child, *label;
682 int size, sdom, idomn;
684 /* loop nesting and recognition */
687 gint8 loop_body_start;
690 * Whenever the bblock is rarely executed so it should be emitted after
691 * the function epilog.
693 guint out_of_line : 1;
694 /* Caches the result of uselessness calculation during optimize_branches */
695 guint not_useless : 1;
696 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
697 guint has_array_access : 1;
698 /* Whenever this bblock is extended, ie. it has branches inside it */
700 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
701 guint has_jump_table : 1;
702 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
703 guint has_call_handler : 1;
704 /* Whenever this bblock starts a try block */
708 /* The offset of the CIL instruction in this bblock which ends a try block */
713 * If this is set, extend the try range started by this bblock by an arch specific
714 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
717 guint extend_try_block : 1;
719 /* use for liveness analysis */
721 MonoBitSet *kill_set;
722 MonoBitSet *live_in_set;
723 MonoBitSet *live_out_set;
725 /* fields to deal with non-empty stack slots at bb boundary */
726 guint16 out_scount, in_scount;
727 MonoInst **out_stack;
730 /* we use that to prevent merging of bblocks covered by different clauses*/
735 // The MonoInst of the last sequence point for the current basic block.
736 MonoInst *last_seq_point;
738 // This will hold a list of last sequence points of incoming basic blocks
739 MonoInst **pred_seq_points;
740 guint num_pred_seq_points;
742 GSList *spill_slot_defs;
744 /* List of call sites in this bblock sorted by pc_offset */
745 GSList *gc_callsites;
748 * The region encodes whether the basic block is inside
749 * a finally, catch, filter or none of these.
751 * If the value is -1, then it is neither finally, catch nor filter
753 * Otherwise the format is:
755 * Bits: | 0-3 | 4-7 | 8-31
757 * | clause-flags | MONO_REGION | clause-index
762 /* The current symbolic register number, used in local register allocation. */
769 BB_REACHABLE = 1 << 1,
770 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
771 BB_EXCEPTION_UNSAFE = 1 << 3,
772 BB_EXCEPTION_HANDLER = 1 << 4,
773 /* for Native Client, mark the blocks that can be jumped to indirectly */
774 BB_INDIRECT_JUMP_TARGET = 1 << 5
777 typedef struct MonoMemcpyArgs {
783 /* Scalar argument passed by value */
785 /* Only in ainfo->pair_storage */
787 /* Only in ainfo->pair_storage */
789 /* Valuetype passed in 1-2 consecutive register */
792 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
794 /* Fixed size argument passed to/returned from gsharedvt method by ref */
795 LLVMArgGsharedvtFixed,
796 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
797 LLVMArgGsharedvtFixedVtype,
798 /* Variable sized argument passed to/returned from gsharedvt method by ref */
799 LLVMArgGsharedvtVariable,
800 /* Vtype passed/returned as one int array argument */
802 /* Vtype passed as a set of fp arguments */
805 * Only for returns, a structure which
806 * consists of floats/doubles.
810 /* Vtype returned as an int */
815 LLVMArgStorage storage;
818 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
819 * This contains how the parts of the vtype are passed.
821 LLVMArgStorage pair_storage [8];
823 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
824 * If storage == LLVMArgAsFpArgs, this is the number of arguments
825 * used to pass the value.
826 * If storage == LLVMArgFpStruct, this is the number of fields
830 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
832 /* Parameter index in the LLVM signature */
835 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
841 /* Whenever there is an rgctx argument */
843 /* Whenever there is an IMT argument */
846 * The position of the vret arg in the argument list.
847 * Only if ret->storage == ArgVtypeRetAddr.
851 /* The indexes of various special arguments in the LLVM signature */
852 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
854 /* Inline array of argument info */
855 /* args [0] is for the this argument if it exists */
856 LLVMArgInfo args [1];
859 #define MONO_MAX_SRC_REGS 3
863 guint8 type; /* stack type */
866 /* used by the register allocator */
867 gint32 dreg, sreg1, sreg2, sreg3;
869 MonoInst *next, *prev;
876 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
878 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
884 MonoMethodSignature *signature;
885 MonoBasicBlock **many_blocks;
886 MonoBasicBlock *target_block;
891 MonoCallInst *call_inst;
892 MonoExceptionClause *exception_clause;
898 const unsigned char* cil_code; /* for debugging and bblock splitting */
900 /* used mostly by the backend to store additional info it may need */
905 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
908 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
909 gboolean record_cast_details; /* For CEE_CASTCLASS */
910 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
911 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
912 int pc_offset; /* OP_GC_LIVERANGE_START/END */
915 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
916 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
917 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
919 int memory_barrier_kind;
925 struct MonoCallInst {
927 MonoMethodSignature *signature;
934 guint stack_align_amount;
935 guint is_virtual : 1;
937 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
938 guint fptr_is_patch : 1;
940 * If this is true, then the call returns a vtype in a register using the same
941 * calling convention as OP_CALL.
943 guint vret_in_reg : 1;
944 /* Whenever vret_in_reg returns fp values */
945 guint vret_in_reg_fp : 1;
946 /* Whenever there is an IMT argument and it is dynamic */
947 guint dynamic_imt_arg : 1;
948 /* Whenever there is an RGCTX argument */
949 guint32 rgctx_reg : 1;
950 /* Whenever the call will need an unbox trampoline */
951 guint need_unbox_trampoline : 1;
952 regmask_t used_iregs;
953 regmask_t used_fregs;
954 GSList *out_ireg_args;
955 GSList *out_freg_args;
960 int rgctx_arg_reg, imt_arg_reg;
963 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
968 struct MonoCallArgParm {
977 * Note: some of the values overlap, because they can't appear
978 * in the same MonoInst.
981 MONO_INST_HAS_METHOD = 1,
982 MONO_INST_INIT = 1, /* in localloc */
983 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
984 MONO_INST_IS_DEAD = 2,
985 MONO_INST_TAILCALL = 4,
986 MONO_INST_VOLATILE = 4,
987 MONO_INST_NOTYPECHECK = 4,
988 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
989 MONO_INST_UNALIGNED = 8,
990 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
991 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
992 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
993 /* the address of the variable has been taken */
994 MONO_INST_INDIRECT = 16,
995 MONO_INST_NORANGECHECK = 16,
996 /* On loads, the source address can be null */
997 MONO_INST_FAULT = 32,
999 * On variables, identifies LMF variables. These variables have a dummy type (int), but
1000 * require stack space for a MonoLMF struct.
1003 /* On loads, the source address points to a constant value */
1004 MONO_INST_INVARIANT_LOAD = 64,
1005 /* On variables, the variable needs GC tracking */
1006 MONO_INST_GC_TRACK = 128,
1008 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
1009 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
1011 MONO_INST_GC_CALLSITE = 128,
1012 /* On comparisons, mark the branch following the condition as likely to be taken */
1013 MONO_INST_LIKELY = 128,
1016 #define inst_c0 data.op[0].const_val
1017 #define inst_c1 data.op[1].const_val
1018 #define inst_i0 data.op[0].src
1019 #define inst_i1 data.op[1].src
1020 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1021 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1022 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1024 #define inst_p0 data.op[0].p
1025 #define inst_p1 data.op[1].p
1027 #define inst_l data.i8const
1028 #define inst_r data.r8const
1029 #define inst_left data.op[0].src
1030 #define inst_right data.op[1].src
1032 #define inst_newa_len data.op[0].src
1033 #define inst_newa_class data.op[1].klass
1035 #define inst_var data.op[0].var
1036 #define inst_vtype data.op[1].vtype
1037 /* in branch instructions */
1038 #define inst_many_bb data.op[1].many_blocks
1039 #define inst_target_bb data.op[0].target_block
1040 #define inst_true_bb data.op[1].many_blocks[0]
1041 #define inst_false_bb data.op[1].many_blocks[1]
1043 #define inst_basereg sreg1
1044 #define inst_indexreg sreg2
1045 #define inst_destbasereg dreg
1046 #define inst_offset data.op[0].const_val
1047 #define inst_imm data.op[1].const_val
1048 #define inst_call data.op[1].call_inst
1050 #define inst_phi_args data.op[1].phi_args
1051 #define inst_eh_block data.op[1].exception_clause
1054 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1056 ins->sreg1 = regs [0];
1057 ins->sreg2 = regs [1];
1058 ins->sreg3 = regs [2];
1061 /* instruction description for use in regalloc/scheduling */
1064 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1069 /* Unused, commented out to reduce the size of the mdesc tables
1080 guint16 tid; /* tree number */
1081 guint16 bid; /* block number */
1087 MonoPosition first_use, last_use;
1090 typedef struct MonoLiveRange2 MonoLiveRange2;
1092 struct MonoLiveRange2 {
1094 MonoLiveRange2 *next;
1098 /* List of live ranges sorted by 'from' */
1099 MonoLiveRange2 *range;
1100 MonoLiveRange2 *last_range;
1104 * Additional information about a variable
1106 struct MonoMethodVar {
1107 guint idx; /* inside cfg->varinfo, cfg->vars */
1108 MonoLiveRange range; /* generated by liveness analysis */
1109 MonoLiveInterval *interval; /* generated by liveness analysis */
1110 int reg; /* != -1 if allocated into a register */
1112 MonoBitSet *def_in; /* used by SSA */
1113 MonoInst *def; /* used by SSA */
1114 MonoBasicBlock *def_bb; /* used by SSA */
1115 GList *uses; /* used by SSA */
1116 char cpstate; /* used by SSA conditional constant propagation */
1117 /* The native offsets corresponding to the live range of the variable */
1118 gint32 live_range_start, live_range_end;
1120 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1127 * Stores state need to resume exception handling when using LLVM
1132 MonoContext ctx, new_ctx;
1136 int first_filter_idx, filter_idx;
1140 gpointer end_of_stack;
1142 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1145 gpointer restore_stack_prot;
1146 guint32 handling_stack_ovf;
1147 gpointer signal_stack;
1148 guint32 signal_stack_size;
1149 gpointer stack_ovf_guard_base;
1150 guint32 stack_ovf_guard_size;
1151 guint stack_ovf_valloced : 1;
1152 void (*abort_func) (MonoObject *object);
1153 /* Used to implement --debug=casts */
1154 MonoClass *class_cast_from, *class_cast_to;
1156 /* Stores state needed by handler block with a guard */
1158 ResumeState resume_state;
1160 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1161 /* handler block return address */
1162 gpointer handler_block_return_address;
1164 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1165 is an activation on stack making sure it will remain alive.*/
1166 MonoJitExceptionInfo *handler_block;
1168 /* context to be used by the guard trampoline when resuming interruption.*/
1169 MonoContext handler_block_context;
1171 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1172 * when it is called from profiler functions during exception handling.
1174 MonoContext orig_ex_ctx;
1175 gboolean orig_ex_ctx_set;
1178 * Stores if we need to run a chained exception in Windows.
1180 gboolean mono_win_chained_exception_needs_run;
1183 * The current exception in flight
1187 * If the current exception is not a subclass of Exception,
1188 * the original exception.
1190 guint32 thrown_non_exc;
1193 * The calling assembly in llvmonly mode.
1195 MonoImage *calling_image;
1198 * The stack frame "high water mark" for ThreadAbortExceptions.
1199 * We will rethrow the exception upon exiting a catch clause that's
1200 * in a function stack frame above the water mark(isn't being called by
1201 * the catch block that caught the ThreadAbortException).
1203 gpointer abort_exc_stack_threshold;
1207 * This structure is an extension of MonoLMF and contains extra information.
1211 gboolean debugger_invoke;
1212 MonoContext ctx; /* if debugger_invoke is TRUE */
1215 /* Generic sharing */
1218 * Flags for which contexts were used in inflating a generic.
1221 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1222 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1226 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1227 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1228 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1229 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1233 MONO_RGCTX_INFO_STATIC_DATA,
1234 MONO_RGCTX_INFO_KLASS,
1235 MONO_RGCTX_INFO_ELEMENT_KLASS,
1236 MONO_RGCTX_INFO_VTABLE,
1237 MONO_RGCTX_INFO_TYPE,
1238 MONO_RGCTX_INFO_REFLECTION_TYPE,
1239 MONO_RGCTX_INFO_METHOD,
1240 /* In llvmonly mode, this is a function descriptor */
1241 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1242 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1243 MONO_RGCTX_INFO_CLASS_FIELD,
1244 MONO_RGCTX_INFO_METHOD_RGCTX,
1245 MONO_RGCTX_INFO_METHOD_CONTEXT,
1246 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1247 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1248 MONO_RGCTX_INFO_CAST_CACHE,
1249 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1250 MONO_RGCTX_INFO_VALUE_SIZE,
1251 /* +1 to avoid zero values in rgctx slots */
1252 MONO_RGCTX_INFO_FIELD_OFFSET,
1253 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1254 /* In llvmonly mode, this is a function descriptor */
1255 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1256 /* Same for virtual calls */
1257 /* In llvmonly mode, this is a function descriptor */
1258 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1259 /* Same for calli, associated with a signature */
1260 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1261 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1262 /* One of MONO_GSHAREDVT_BOX_TYPE */
1263 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1264 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1265 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1266 MONO_RGCTX_INFO_LOCAL_OFFSET,
1267 MONO_RGCTX_INFO_MEMCPY,
1268 MONO_RGCTX_INFO_BZERO,
1269 /* The address of Nullable<T>.Box () */
1270 /* In llvmonly mode, this is a function descriptor */
1271 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1272 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1273 /* MONO_PATCH_INFO_VCALL_METHOD */
1274 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1276 * MONO_PATCH_INFO_VCALL_METHOD
1277 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1278 * which implements the method.
1280 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1281 } MonoRgctxInfoType;
1283 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1284 MonoRgctxInfoType info_type;
1286 struct _MonoRuntimeGenericContextInfoTemplate *next;
1287 } MonoRuntimeGenericContextInfoTemplate;
1290 MonoClass *next_subclass;
1291 MonoRuntimeGenericContextInfoTemplate *infos;
1292 GSList *method_templates;
1293 } MonoRuntimeGenericContextTemplate;
1296 MonoVTable *class_vtable; /* must be the first element */
1297 MonoGenericInst *method_inst;
1298 gpointer infos [MONO_ZERO_LEN_ARRAY];
1299 } MonoMethodRuntimeGenericContext;
1301 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1303 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1304 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1305 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1306 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1308 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1312 MonoRuntimeGenericContextInfoTemplate *entries;
1313 int num_entries, count_entries;
1314 } MonoGSharedVtMethodInfo;
1316 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1320 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1321 * We use this instead of rgctx slots since these can be loaded using a load instead
1322 * of a call to an rgctx fetch trampoline.
1324 gpointer entries [MONO_ZERO_LEN_ARRAY];
1325 } MonoGSharedVtMethodRuntimeInfo;
1331 MonoMethodSignature *invoke_sig;
1332 MonoMethodSignature *sig;
1333 gpointer method_ptr;
1334 gpointer invoke_impl;
1336 gpointer impl_nothis;
1337 gboolean need_rgctx_tramp;
1338 } MonoDelegateTrampInfo;
1341 * A function descriptor, which is a function address + argument pair.
1342 * In llvm-only mode, these are used instead of trampolines to pass
1343 * extra arguments to runtime functions/methods.
1352 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1353 #include "patch-info.h"
1359 * We need to store the image which the token refers to along with the token,
1360 * since the image might not be the same as the image of the method which
1361 * contains the relocation, because of inlining.
1363 typedef struct MonoJumpInfoToken {
1366 gboolean has_context;
1367 MonoGenericContext context;
1368 } MonoJumpInfoToken;
1370 typedef struct MonoJumpInfoBBTable {
1371 MonoBasicBlock **table;
1373 } MonoJumpInfoBBTable;
1375 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1377 /* Contains information describing an LLVM IMT trampoline */
1378 typedef struct MonoJumpInfoImtTramp {
1381 } MonoJumpInfoImtTramp;
1383 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1386 * Represents the method which is called when a virtual call is made to METHOD
1387 * on a receiver of type KLASS.
1390 /* Receiver class */
1392 /* Virtual method */
1394 } MonoJumpInfoVirtMethod;
1396 typedef struct MonoJumpInfo MonoJumpInfo;
1397 struct MonoJumpInfo {
1399 /* Relocation type for patching */
1407 MonoJumpInfoType type;
1409 gconstpointer target;
1410 #if SIZEOF_VOID_P == 8
1420 MonoClassField *field;
1424 MonoJumpInfoToken *token;
1425 MonoJumpInfoBBTable *table;
1426 MonoJumpInfoRgctxEntry *rgctx_entry;
1427 MonoJumpInfoImtTramp *imt_tramp;
1428 MonoJumpInfoGSharedVtCall *gsharedvt;
1429 MonoGSharedVtMethodInfo *gsharedvt_method;
1430 MonoMethodSignature *sig;
1431 MonoDelegateClassMethodPair *del_tramp;
1432 /* MONO_PATCH_INFO_VIRT_METHOD */
1433 MonoJumpInfoVirtMethod *virt_method;
1438 * Contains information for computing the
1439 * property given by INFO_TYPE of the runtime
1440 * object described by DATA.
1442 struct MonoJumpInfoRgctxEntry {
1445 MonoJumpInfo *data; /* describes the data to be loaded */
1446 MonoRgctxInfoType info_type;
1449 /* Contains information about a gsharedvt call */
1450 struct MonoJumpInfoGSharedVtCall {
1451 /* The original signature of the call */
1452 MonoMethodSignature *sig;
1453 /* The method which is called */
1458 MONO_TRAMPOLINE_JIT,
1459 MONO_TRAMPOLINE_JUMP,
1460 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1461 MONO_TRAMPOLINE_AOT,
1462 MONO_TRAMPOLINE_AOT_PLT,
1463 MONO_TRAMPOLINE_DELEGATE,
1464 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1465 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1466 MONO_TRAMPOLINE_VCALL,
1467 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1469 } MonoTrampolineType;
1471 /* These trampolines return normally to their caller */
1472 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1473 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1474 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1476 /* These trampolines receive an argument directly in a register */
1477 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1478 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1480 /* optimization flags */
1481 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1483 #include "optflags-def.h"
1488 * This structure represents a JIT backend.
1491 guint have_card_table_wb : 1;
1492 guint have_op_generic_class_init : 1;
1493 guint emulate_mul_div : 1;
1494 guint emulate_div : 1;
1495 guint emulate_long_shift_opts : 1;
1496 guint have_objc_get_selector : 1;
1497 guint have_generalized_imt_trampoline : 1;
1498 guint have_liverange_ops: 1;
1499 guint have_op_tail_call : 1;
1500 guint have_dummy_init : 1;
1501 guint gshared_supported : 1;
1502 guint use_fpstack : 1;
1504 guint need_got_var : 1;
1505 guint need_div_check : 1;
1506 guint no_unaligned_access : 1;
1507 guint disable_div_with_mul : 1;
1508 int monitor_enter_adjustment;
1509 int dyn_call_param_area;
1512 /* Flags for mini_method_compile () */
1514 /* Whenever to run cctors during JITting */
1515 JIT_FLAG_RUN_CCTORS = (1 << 0),
1516 /* Whenever this is an AOT compilation */
1517 JIT_FLAG_AOT = (1 << 1),
1518 /* Whenever this is a full AOT compilation */
1519 JIT_FLAG_FULL_AOT = (1 << 2),
1520 /* Whenever to compile with LLVM */
1521 JIT_FLAG_LLVM = (1 << 3),
1522 /* Whenever to disable direct calls to icall functions */
1523 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1524 /* Emit explicit null checks */
1525 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1526 /* Whenever to compile in llvm-only mode */
1527 JIT_FLAG_LLVM_ONLY = (1 << 6),
1528 /* Whenever calls to pinvoke functions are made directly */
1529 JIT_FLAG_DIRECT_PINVOKE = (1 << 7)
1532 /* Bit-fields in the MonoBasicBlock.region */
1533 #define MONO_REGION_TRY 0
1534 #define MONO_REGION_FINALLY 16
1535 #define MONO_REGION_CATCH 32
1536 #define MONO_REGION_FAULT 64 /* Currently unused */
1537 #define MONO_REGION_FILTER 128
1539 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1541 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1542 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1544 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1546 #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))))
1548 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1549 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1552 * Control Flow Graph and compilation unit information
1556 MonoMethodHeader *header;
1557 MonoMemPool *mempool;
1559 MonoMethodVar *vars;
1561 MonoBasicBlock *bb_entry;
1562 MonoBasicBlock *bb_exit;
1563 MonoBasicBlock *bb_init;
1564 MonoBasicBlock **bblocks;
1565 MonoBasicBlock **cil_offset_to_bb;
1566 MonoMemPool *state_pool; /* used by instruction selection */
1567 MonoBasicBlock *cbb; /* used by instruction selection */
1568 MonoInst *prev_ins; /* in decompose */
1569 MonoJumpInfo *patch_info;
1570 MonoJitInfo *jit_info;
1571 MonoJitDynamicMethodInfo *dynamic_info;
1572 guint num_bblocks, max_block_num;
1574 guint num_varinfo; /* used items in varinfo */
1575 guint varinfo_count; /* total storage in varinfo */
1578 gint cil_offset_to_bb_len;
1580 MonoSpillInfo *spill_info [16]; /* machine register spills */
1582 gint spill_info_len [16];
1583 /* unsigned char *cil_code; */
1584 MonoMethod *inlined_method; /* the method which is currently inlined */
1585 MonoInst *domainvar; /* a cache for the current domain */
1586 MonoInst *got_var; /* Global Offset Table variable */
1588 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1590 MonoType **arg_types;
1591 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1592 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1593 MonoGenericContext *generic_context;
1596 MonoBackend *backend;
1599 * This variable represents the hidden argument holding the vtype
1600 * return address. If the method returns something other than a vtype, or
1601 * the vtype is returned in registers this is NULL.
1603 MonoInst *vret_addr;
1606 * This is used to initialize the cil_code field of MonoInst's.
1608 const unsigned char *ip;
1610 struct MonoAliasingInformation *aliasing_info;
1612 /* A hashtable of region ID-> SP var mappings */
1613 /* An SP var is a place to store the stack pointer (used by handlers)*/
1616 /* A hashtable of region ID -> EX var mappings */
1617 /* An EX var stores the exception object passed to catch/filter blocks */
1620 GList *ldstr_list; /* used by AOT */
1625 GHashTable *cbb_hash;
1627 /* The current virtual register number */
1630 MonoGenericSharingContext gsctx;
1631 MonoGenericContext *gsctx_context;
1633 MonoGSharedVtMethodInfo *gsharedvt_info;
1635 /* Points to the gsharedvt locals area at runtime */
1636 MonoInst *gsharedvt_locals_var;
1638 /* The localloc instruction used to initialize gsharedvt_locals_var */
1639 MonoInst *gsharedvt_locals_var_ins;
1641 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1642 MonoInst *gsharedvt_info_var;
1644 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1645 MonoInst *orig_domain_var;
1648 MonoInst *lmf_addr_var;
1650 MonoInst *stack_inbalance_var;
1652 unsigned char *cil_start;
1653 #ifdef __native_client_codegen__
1654 /* this alloc is not aligned, native_code */
1655 /* is the 32-byte aligned version of this */
1656 unsigned char *native_code_alloc;
1658 unsigned char *native_code;
1664 regmask_t used_int_regs;
1666 guint32 prof_options;
1669 guint32 verbose_level;
1670 guint32 stack_usage;
1674 guint disable_aot : 1;
1675 guint disable_ssa : 1;
1676 guint disable_llvm : 1;
1677 guint enable_extended_bblocks : 1;
1678 guint run_cctors : 1;
1679 guint need_lmf_area : 1;
1680 guint compile_aot : 1;
1682 guint compile_llvm : 1;
1683 guint got_var_allocated : 1;
1684 guint ret_var_is_local : 1;
1685 guint ret_var_set : 1;
1686 guint unverifiable : 1;
1687 guint skip_visibility : 1;
1688 guint disable_reuse_registers : 1;
1689 guint disable_reuse_stack_slots : 1;
1690 guint disable_reuse_ref_stack_slots : 1;
1691 guint disable_ref_noref_stack_slot_share : 1;
1692 guint disable_initlocals_opt : 1;
1693 guint disable_initlocals_opt_refs : 1;
1694 guint disable_omit_fp : 1;
1695 guint disable_vreg_to_lvreg : 1;
1696 guint disable_deadce_vars : 1;
1697 guint disable_out_of_line_bblocks : 1;
1698 guint disable_direct_icalls : 1;
1699 guint disable_gc_safe_points : 1;
1700 guint direct_pinvoke : 1;
1701 guint create_lmf_var : 1;
1703 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1704 * instead of being generated in emit_prolog ()/emit_epilog ().
1708 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1709 * mono_lmf_addr TLS variable.
1711 guint lmf_ir_mono_lmf : 1;
1712 guint gen_write_barriers : 1;
1713 guint init_ref_vars : 1;
1714 guint extend_live_ranges : 1;
1715 guint compute_precise_live_ranges : 1;
1716 guint has_got_slots : 1;
1717 guint uses_rgctx_reg : 1;
1718 guint uses_vtable_reg : 1;
1719 guint uses_simd_intrinsics : 1;
1720 guint keep_cil_nops : 1;
1721 guint gen_seq_points : 1;
1722 /* Generate seq points for use by the debugger */
1723 guint gen_sdb_seq_points : 1;
1724 guint explicit_null_checks : 1;
1725 guint compute_gc_maps : 1;
1726 guint soft_breakpoints : 1;
1727 guint arch_eh_jit_info : 1;
1728 guint has_emulated_ops : 1;
1729 guint has_indirection : 1;
1730 guint has_atomic_add_i4 : 1;
1731 guint has_atomic_exchange_i4 : 1;
1732 guint has_atomic_cas_i4 : 1;
1733 guint check_pinvoke_callconv : 1;
1734 guint has_unwind_info_for_epilog : 1;
1735 guint disable_inline : 1;
1736 /* Disable inlining into caller */
1737 guint no_inline : 1;
1739 guint gsharedvt : 1;
1741 guint llvm_only : 1;
1743 gpointer debug_info;
1746 MonoProfileCoverageInfo *coverage_info;
1747 GHashTable *token_info_hash;
1748 MonoCompileArch arch;
1749 guint32 inline_depth;
1750 /* Size of memory reserved for thunks */
1754 /* Offset between the start of code and the thunks area */
1756 MonoExceptionType exception_type; /* MONO_EXCEPTION_* */
1757 guint32 exception_data;
1758 char* exception_message;
1759 gpointer exception_ptr;
1761 guint8 * encoded_unwind_ops;
1762 guint32 encoded_unwind_ops_len;
1767 /* Fields used by the local reg allocator */
1771 /* Maps vregs to their associated MonoInst's */
1772 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1773 MonoInst **vreg_to_inst;
1775 /* Size of above array */
1776 guint32 vreg_to_inst_len;
1778 /* Marks vregs which hold a GC ref */
1779 /* FIXME: Use a bitmap */
1780 gboolean *vreg_is_ref;
1782 /* Size of above array */
1783 guint32 vreg_is_ref_len;
1785 /* Marks vregs which hold a managed pointer */
1786 /* FIXME: Use a bitmap */
1787 gboolean *vreg_is_mp;
1789 /* Size of above array */
1790 guint32 vreg_is_mp_len;
1793 * The original method to compile, differs from 'method' when doing generic
1796 MonoMethod *orig_method;
1798 /* Patches which describe absolute addresses embedded into the native code */
1799 GHashTable *abs_patches;
1801 /* If the arch passes valuetypes by address, then for methods
1802 which use JMP the arch code should use these local
1803 variables to store the addresses of incoming valuetypes.
1804 The addresses should be stored in mono_arch_emit_prolog()
1805 and can be used when emitting code for OP_JMP. See
1807 MonoInst **tailcall_valuetype_addrs;
1809 /* Used to implement move_i4_to_f on archs that can't do raw
1810 copy between an ireg and a freg. This is an int32 var.*/
1811 MonoInst *iconv_raw_var;
1813 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1814 MonoInst *fconv_to_r8_x_var;
1816 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1817 MonoInst *simd_ctor_var;
1819 /* Used to implement dyn_call */
1820 MonoInst *dyn_call_var;
1823 * List of sequence points represented as IL offset+native offset pairs.
1824 * Allocated using glib.
1825 * IL offset can be -1 or 0xffffff to refer to the sequence points
1826 * inside the prolog and epilog used to implement method entry/exit events.
1828 GPtrArray *seq_points;
1830 /* The encoded sequence point info */
1831 struct MonoSeqPointInfo *seq_point_info;
1833 /* Method headers which need to be freed after compilation */
1834 GSList *headers_to_free;
1837 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1838 /* Symbol used to refer to this method in generated assembly */
1840 char *asm_debug_symbol;
1841 char *llvm_method_name;
1842 int castclass_cache_index;
1844 MonoJitExceptionInfo *llvm_ex_info;
1845 guint32 llvm_ex_info_len;
1846 int llvm_this_reg, llvm_this_offset;
1848 GSList *try_block_holes;
1850 /* DWARF location list for 'this' */
1851 GSList *this_loclist;
1853 /* DWARF location list for 'rgctx_var' */
1854 GSList *rgctx_loclist;
1856 int *gsharedvt_vreg_to_idx;
1862 /* The offsets of the locals area relative to the frame pointer */
1863 gint locals_min_stack_offset, locals_max_stack_offset;
1865 /* The current CFA rule */
1866 int cur_cfa_reg, cur_cfa_offset;
1868 /* The final CFA rule at the end of the prolog */
1869 int cfa_reg, cfa_offset;
1871 /* Points to a MonoCompileGC */
1875 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1876 * image etc, but it requires a 4 byte alignment.
1879 guint32 gc_map_size;
1881 /* Error handling */
1884 /* pointer to context datastructure used for graph dumping */
1885 MonoGraphDumper *gdump_ctx;
1888 int stat_allocate_var;
1889 int stat_locals_stack_size;
1890 int stat_basic_blocks;
1891 int stat_cil_code_size;
1893 int stat_inlineable_methods;
1894 int stat_inlined_methods;
1895 int stat_code_reallocs;
1899 MONO_CFG_HAS_ALLOCA = 1 << 0,
1900 MONO_CFG_HAS_CALLS = 1 << 1,
1901 MONO_CFG_HAS_LDELEMA = 1 << 2,
1902 MONO_CFG_HAS_VARARGS = 1 << 3,
1903 MONO_CFG_HAS_TAIL = 1 << 4,
1904 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1905 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1906 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1907 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1908 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1912 gint32 methods_compiled;
1914 gint32 methods_lookups;
1915 gint32 allocate_var;
1916 gint32 cil_code_size;
1917 gint32 native_code_size;
1918 gint32 code_reallocs;
1919 gint32 max_code_size_ratio;
1920 gint32 biggest_method_size;
1921 gint32 allocated_code_size;
1922 gint32 allocated_seq_points_size;
1923 gint32 inlineable_methods;
1924 gint32 inlined_methods;
1925 gint32 basic_blocks;
1926 gint32 max_basic_blocks;
1927 gint32 locals_stack_size;
1929 gint32 generic_virtual_invocations;
1931 gint32 alias_removed;
1932 gint32 loads_eliminated;
1933 gint32 stores_eliminated;
1934 gint32 optimized_divisions;
1935 int methods_with_llvm;
1936 int methods_without_llvm;
1937 char *max_ratio_method;
1938 char *biggest_method;
1939 double jit_method_to_ir;
1940 double jit_liveness_handle_exception_clauses;
1941 double jit_handle_out_of_line_bblock;
1942 double jit_decompose_long_opts;
1943 double jit_decompose_typechecks;
1944 double jit_local_cprop;
1945 double jit_local_emulate_ops;
1946 double jit_optimize_branches;
1947 double jit_handle_global_vregs;
1948 double jit_local_deadce;
1949 double jit_local_alias_analysis;
1950 double jit_if_conversion;
1951 double jit_bb_ordering;
1952 double jit_compile_dominator_info;
1953 double jit_compute_natural_loops;
1954 double jit_insert_safepoints;
1955 double jit_ssa_compute;
1956 double jit_ssa_cprop;
1957 double jit_ssa_deadce;
1958 double jit_perform_abc_removal;
1959 double jit_ssa_remove;
1960 double jit_local_cprop2;
1961 double jit_handle_global_vregs2;
1962 double jit_local_deadce2;
1963 double jit_optimize_branches2;
1964 double jit_decompose_vtype_opts;
1965 double jit_decompose_array_access_opts;
1966 double jit_liveness_handle_exception_clauses2;
1967 double jit_analyze_liveness;
1968 double jit_linear_scan;
1969 double jit_arch_allocate_vars;
1970 double jit_spill_global_vars;
1971 double jit_local_cprop3;
1972 double jit_local_deadce3;
1974 double jit_create_jit_info;
1975 double jit_gc_create_gc_map;
1976 double jit_save_seq_point_info;
1981 extern MonoJitStats mono_jit_stats;
1983 /* opcodes: value assigned after all the CIL opcodes */
1990 #define MINI_OP(a,b,dest,src1,src2) a,
1991 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1993 OP_START = MONO_CEE_LAST - 1,
1994 #include "mini-ops.h"
2000 #if SIZEOF_VOID_P == 8
2001 #define OP_PCONST OP_I8CONST
2002 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
2003 #define OP_PADD OP_LADD
2004 #define OP_PADD_IMM OP_LADD_IMM
2005 #define OP_PSUB_IMM OP_LSUB_IMM
2006 #define OP_PAND_IMM OP_LAND_IMM
2007 #define OP_PXOR_IMM OP_LXOR_IMM
2008 #define OP_PSUB OP_LSUB
2009 #define OP_PMUL OP_LMUL
2010 #define OP_PMUL_IMM OP_LMUL_IMM
2011 #define OP_PNEG OP_LNEG
2012 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
2013 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
2014 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
2015 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
2016 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
2017 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
2018 #define OP_PBEQ OP_LBEQ
2019 #define OP_PCEQ OP_LCEQ
2020 #define OP_PBNE_UN OP_LBNE_UN
2021 #define OP_PBGE_UN OP_LBGE_UN
2022 #define OP_PBLT_UN OP_LBLT_UN
2023 #define OP_PBGE OP_LBGE
2024 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2025 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2027 #define OP_PCONST OP_ICONST
2028 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2029 #define OP_PADD OP_IADD
2030 #define OP_PADD_IMM OP_IADD_IMM
2031 #define OP_PSUB_IMM OP_ISUB_IMM
2032 #define OP_PAND_IMM OP_IAND_IMM
2033 #define OP_PXOR_IMM OP_IXOR_IMM
2034 #define OP_PSUB OP_ISUB
2035 #define OP_PMUL OP_IMUL
2036 #define OP_PMUL_IMM OP_IMUL_IMM
2037 #define OP_PNEG OP_INEG
2038 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2039 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2040 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2041 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2042 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2043 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2044 #define OP_PBEQ OP_IBEQ
2045 #define OP_PCEQ OP_ICEQ
2046 #define OP_PBNE_UN OP_IBNE_UN
2047 #define OP_PBGE_UN OP_IBGE_UN
2048 #define OP_PBLT_UN OP_IBLT_UN
2049 #define OP_PBGE OP_IBGE
2050 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2051 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2054 /* Opcodes to load/store regsize quantities */
2055 #if defined (__mono_ilp32__)
2056 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2057 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2059 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2060 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2087 #if HAVE_ARRAY_ELEM_INIT
2088 extern const guint8 mono_burg_arity [];
2090 extern guint8 mono_burg_arity [];
2093 extern const char MONO_ARCH_CPU_SPEC [];
2094 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2095 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2096 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2097 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2102 MONO_COMP_DFRONTIER = 4,
2103 MONO_COMP_DOM_REV = 8,
2104 MONO_COMP_LIVENESS = 16,
2106 MONO_COMP_SSA_DEF_USE = 64,
2107 MONO_COMP_REACHABILITY = 128,
2108 MONO_COMP_LOOPS = 256
2113 MONO_GRAPH_DTREE = 2,
2114 MONO_GRAPH_CFG_CODE = 4,
2115 MONO_GRAPH_CFG_SSA = 8,
2116 MONO_GRAPH_CFG_OPTCODE = 16
2123 } MonoJitArgumentInfo;
2126 gboolean handle_sigint;
2127 gboolean keep_delegates;
2128 gboolean reverse_pinvoke_exceptions;
2129 gboolean collect_pagefault_stats;
2130 gboolean break_on_unverified;
2131 gboolean better_cast_details;
2132 gboolean mdb_optimizations;
2133 gboolean no_gdb_backtrace;
2134 gboolean suspend_on_sigsegv;
2135 gboolean suspend_on_exception;
2136 gboolean suspend_on_unhandled;
2137 gboolean dyn_runtime_invoke;
2139 gboolean use_fallback_tls;
2141 * Whenever data such as next sequence points and flags is required.
2142 * Next sequence points and flags are required by the debugger agent.
2144 gboolean gen_sdb_seq_points;
2145 gboolean no_seq_points_compact_data;
2147 * Setting single_imm_size should guarantee that each time managed code is compiled
2148 * the same instructions and registers are used, regardless of the size of used values.
2150 gboolean single_imm_size;
2151 gboolean explicit_null_checks;
2153 * Fill stack frames with 0x2a in method prologs. This helps with the
2154 * debugging of the stack marking code in the GC.
2156 gboolean init_stacks;
2159 * Whenever to implement single stepping and breakpoints without signals in the
2160 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2161 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2164 gboolean soft_breakpoints;
2166 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2168 gboolean break_on_exc;
2170 * Load AOT JIT info eagerly.
2172 gboolean load_aot_jit_info_eagerly;
2174 * Check for pinvoke calling convention mismatches.
2176 gboolean check_pinvoke_callconv;
2178 * Translate Debugger.Break () into a native breakpoint signal
2180 gboolean native_debugger_break;
2182 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2183 * identify the stack on some platforms
2185 gboolean disable_omit_fp;
2213 /* Implicit exceptions */
2215 MONO_EXC_INDEX_OUT_OF_RANGE,
2217 MONO_EXC_ARITHMETIC,
2218 MONO_EXC_DIVIDE_BY_ZERO,
2219 MONO_EXC_INVALID_CAST,
2221 MONO_EXC_ARRAY_TYPE_MISMATCH,
2223 MONO_EXC_INTRINS_NUM
2227 MINI_TOKEN_SOURCE_CLASS,
2228 MINI_TOKEN_SOURCE_METHOD,
2229 MINI_TOKEN_SOURCE_FIELD
2233 * Information about a trampoline function.
2238 * The native code of the trampoline. Not owned by this structure.
2243 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2248 * Patches required by the trampoline when aot-ing. Owned by this structure.
2252 * Unwind information. Owned by this structure.
2257 * Encoded unwind info loaded from AOT images
2260 guint32 uw_info_len;
2263 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2266 FILTER_IL_SEQ_POINT = 1 << 0,
2267 FILTER_NOP = 1 << 1,
2270 static inline gboolean
2271 mono_inst_filter (MonoInst *ins, int filter)
2273 if (!ins || !filter)
2276 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2279 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2285 static inline MonoInst*
2286 mono_inst_next (MonoInst *ins, int filter)
2290 } while (mono_inst_filter (ins, filter));
2295 static inline MonoInst*
2296 mono_inst_prev (MonoInst *ins, int filter)
2300 } while (mono_inst_filter (ins, filter));
2305 static inline MonoInst*
2306 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2308 MonoInst *ins = bb->code;
2309 if (mono_inst_filter (ins, filter))
2310 ins = mono_inst_next (ins, filter);
2315 static inline MonoInst*
2316 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2318 MonoInst *ins = bb->last_ins;
2319 if (mono_inst_filter (ins, filter))
2320 ins = mono_inst_prev (ins, filter);
2326 MONO_API int mono_main (int argc, char* argv[]);
2327 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2328 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2329 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2331 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2332 void mini_cleanup (MonoDomain *domain);
2333 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2334 MONO_API gboolean mini_parse_debug_option (const char *option);
2337 void mono_cfg_dump_create_context (MonoCompile *cfg);
2338 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2339 void mono_cfg_dump_close_group (MonoCompile *cfg);
2340 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2342 /* helper methods */
2343 void mini_jit_init (void);
2344 void mini_jit_cleanup (void);
2345 void mono_disable_optimizations (guint32 opts);
2346 void mono_set_optimizations (guint32 opts);
2347 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2348 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2349 char* mono_opt_descr (guint32 flags);
2350 void mono_set_verbose_level (guint32 level);
2351 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2352 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2353 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2354 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2355 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2357 void mono_precompile_assemblies (void);
2358 MONO_API int mono_parse_default_optimizations (const char* p);
2359 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2360 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2361 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2362 void mono_verify_bblock (MonoBasicBlock *bb);
2363 void mono_verify_cfg (MonoCompile *cfg);
2364 void mono_constant_fold (MonoCompile *cfg);
2365 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2366 int mono_eval_cond_branch (MonoInst *branch);
2367 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2368 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2369 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2370 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2371 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2372 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2373 MonoType* mono_type_from_stack_type (MonoInst *ins);
2374 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2375 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2376 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2377 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2378 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2379 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2380 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2381 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2382 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2383 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2385 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2386 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2387 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2388 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2389 void mono_nullify_basic_block (MonoBasicBlock *bb);
2390 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2391 void mono_optimize_branches (MonoCompile *cfg);
2393 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2394 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2395 void mono_print_ji (const MonoJumpInfo *ji);
2396 void mono_print_ins_index (int i, MonoInst *ins);
2397 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2398 void mono_print_ins (MonoInst *ins);
2399 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2400 void mono_print_code (MonoCompile *cfg, const char *msg);
2401 MONO_API void mono_print_method_from_ip (void *ip);
2402 MONO_API char *mono_pmip (void *ip);
2403 gboolean mono_debug_count (void);
2404 MONO_API const char* mono_inst_name (int op);
2405 int mono_op_to_op_imm (int opcode);
2406 int mono_op_imm_to_op (int opcode);
2407 int mono_load_membase_to_load_mem (int opcode);
2408 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2409 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2410 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2411 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2412 guint32 mono_reverse_branch_op (guint32 opcode);
2413 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2414 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2415 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2416 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2417 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2418 guint mono_patch_info_hash (gconstpointer data);
2419 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2420 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2421 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2422 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2423 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2424 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2425 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2426 MonoLMF * mono_get_lmf (void);
2427 MonoLMF** mono_get_lmf_addr (void);
2428 void mono_set_lmf (MonoLMF *lmf);
2429 MonoJitTlsData* mono_get_jit_tls (void);
2430 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2431 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2432 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2433 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2434 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2435 void mono_analyze_liveness (MonoCompile *cfg);
2436 void mono_analyze_liveness_gc (MonoCompile *cfg);
2437 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2438 void mono_global_regalloc (MonoCompile *cfg);
2439 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2440 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2441 void mono_destroy_compile (MonoCompile *cfg);
2442 void mono_empty_compile (MonoCompile *cfg);
2443 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2444 void mono_print_ins_index (int i, MonoInst *ins);
2445 void mono_print_ins (MonoInst *ins);
2446 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2447 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2448 MonoInst *mono_get_got_var (MonoCompile *cfg);
2449 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2450 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2451 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2452 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2453 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2454 void mono_create_helper_signatures (void);
2456 gboolean mini_class_is_system_array (MonoClass *klass);
2457 MonoMethodSignature *mono_get_element_address_signature (int arity);
2458 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2459 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2461 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2462 void mono_linterval_print (MonoLiveInterval *interval);
2463 void mono_linterval_print_nl (MonoLiveInterval *interval);
2464 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2465 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2466 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2467 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2469 /* Native Client functions */
2470 gpointer mono_realloc_native_code(MonoCompile *cfg);
2472 #if defined(__native_client__) || defined(__native_client_codegen__)
2473 extern volatile int __nacl_thread_suspension_needed;
2474 void __nacl_suspend_thread_if_needed(void);
2475 void mono_nacl_gc(void);
2478 extern MonoDebugOptions debug_options;
2480 static inline MonoMethod*
2481 jinfo_get_method (MonoJitInfo *ji)
2483 return mono_jit_info_get_method (ji);
2487 void mono_aot_init (void);
2488 void mono_aot_cleanup (void);
2489 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2490 MonoMethod *method, MonoError *error);
2491 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2492 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2493 guint8* mono_aot_get_plt_entry (guint8 *code);
2494 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2495 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2496 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2497 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2498 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2499 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2500 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2501 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2502 gpointer mono_aot_get_trampoline (const char *name);
2503 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2504 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2505 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2506 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2507 gpointer mono_aot_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2508 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2509 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2510 guint32 mono_aot_method_hash (MonoMethod *method);
2511 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2512 void mono_aot_set_make_unreadable (gboolean unreadable);
2513 gboolean mono_aot_is_pagefault (void *ptr);
2514 void mono_aot_handle_pagefault (void *ptr);
2515 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2516 guint32 mono_aot_find_method_index (MonoMethod *method);
2517 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2518 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2519 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2520 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2522 /* This is an exported function */
2523 MONO_API void mono_aot_register_module (gpointer *aot_info);
2525 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2527 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2528 * passed to the free function.
2530 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2532 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2533 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2535 void mono_xdebug_init (const char *xdebug_opts);
2536 void mono_save_xdebug_info (MonoCompile *cfg);
2537 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2538 /* This is an exported function */
2539 void mono_xdebug_flush (void);
2541 gboolean mono_method_blittable (MonoMethod *method);
2542 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2544 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2545 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2546 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2547 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2549 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2551 int mono_find_method_opcode (MonoMethod *method);
2552 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2553 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2554 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2555 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2557 void mono_trampolines_init (void);
2558 void mono_trampolines_cleanup (void);
2559 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2560 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2561 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2563 gboolean add_sync_wrapper,
2565 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2566 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2567 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2568 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2569 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2570 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2571 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2572 gpointer mono_create_monitor_enter_trampoline (void);
2573 gpointer mono_create_monitor_enter_v4_trampoline (void);
2574 gpointer mono_create_monitor_exit_trampoline (void);
2575 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2576 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2577 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2578 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2579 #ifndef DISABLE_REMOTING
2580 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2582 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2583 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2585 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2587 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2588 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2589 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2590 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2591 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2592 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2593 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2594 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2595 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2596 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2597 gpointer mini_get_nullified_class_init_trampoline (void);
2598 gpointer mini_get_single_step_trampoline (void);
2599 gpointer mini_get_breakpoint_trampoline (void);
2600 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2601 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2602 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2603 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2604 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2606 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2608 gboolean mono_running_on_valgrind (void);
2609 void* mono_global_codeman_reserve (int size);
2610 const char *mono_regname_full (int reg, int bank);
2611 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2612 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2613 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2614 void mono_remove_critical_edges (MonoCompile *cfg);
2615 gboolean mono_is_regsize_var (MonoType *t);
2616 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2617 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2618 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2619 MonoInst* mini_emit_ldelema_1_ins (MonoCompile *cfg, MonoClass *klass, MonoInst *arr, MonoInst *index, gboolean bcheck);
2620 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2621 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2622 CompRelation mono_negate_cond (CompRelation cond);
2623 int mono_op_imm_to_op (int opcode);
2624 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2625 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2626 MonoUnwindOp *mono_create_unwind_op (int when,
2629 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2632 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2633 void mono_tramp_info_free (MonoTrampInfo *info);
2634 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2635 int mini_exception_id_by_name (const char *name);
2636 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2638 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2639 MonoInst *return_var, MonoInst **inline_args,
2640 guint inline_offset, gboolean is_virtual_call);
2642 //the following methods could just be renamed/moved from method-to-ir.c
2643 int mini_inline_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **sp, guchar *ip,
2644 guint real_offset, gboolean inline_always);
2646 MonoInst* mini_emit_get_rgctx_klass (MonoCompile *cfg, int context_used, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2647 MonoInst* mini_emit_runtime_constant (MonoCompile *cfg, MonoJumpInfoType patch_type, gpointer data);
2648 void mini_save_cast_details (MonoCompile *cfg, MonoClass *klass, int obj_reg, gboolean null_check);
2649 void mini_reset_cast_details (MonoCompile *cfg);
2650 void mini_emit_class_check (MonoCompile *cfg, int klass_reg, MonoClass *klass);
2652 gboolean mini_class_has_reference_variant_generic_argument (MonoCompile *cfg, MonoClass *klass, int context_used);
2655 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2656 void mono_decompose_long_opts (MonoCompile *cfg);
2657 void mono_decompose_vtype_opts (MonoCompile *cfg);
2658 void mono_decompose_array_access_opts (MonoCompile *cfg);
2659 void mono_decompose_soft_float (MonoCompile *cfg);
2660 void mono_local_emulate_ops (MonoCompile *cfg);
2661 void mono_handle_global_vregs (MonoCompile *cfg);
2662 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2663 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2664 void mono_if_conversion (MonoCompile *cfg);
2669 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2670 void mini_init_delegate (MonoDelegate *del);
2671 char* mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset);
2672 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2674 /* methods that must be provided by the arch-specific port */
2675 void mono_arch_init (void);
2676 void mono_arch_finish_init (void);
2677 void mono_arch_cleanup (void);
2678 void mono_arch_cpu_init (void);
2679 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2680 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2681 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2682 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2683 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2684 void mono_codegen (MonoCompile *cfg);
2685 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2686 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2687 const char *mono_arch_regname (int reg);
2688 const char *mono_arch_fregname (int reg);
2689 void mono_arch_exceptions_init (void);
2690 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2691 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2692 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2693 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2694 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2695 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2696 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2697 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2698 gpointer mono_arch_get_get_tls_tramp (void);
2699 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2700 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2701 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2702 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2703 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2704 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2705 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2706 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2707 void mono_arch_flush_icache (guint8 *code, gint size);
2708 int mono_arch_max_epilog_size (MonoCompile *cfg);
2709 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2710 void mono_arch_emit_epilog (MonoCompile *cfg);
2711 void mono_arch_emit_exceptions (MonoCompile *cfg);
2712 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2713 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2714 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2715 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2716 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2717 void mono_arch_fill_argument_info (MonoCompile *cfg);
2718 void mono_arch_allocate_vars (MonoCompile *m);
2719 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2720 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2721 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2722 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2723 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2724 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2725 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2726 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2727 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2728 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2729 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2730 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2731 GSList* mono_arch_get_delegate_invoke_impls (void);
2732 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2733 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2734 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2735 GSList* mono_arch_get_cie_program (void);
2736 void mono_arch_set_target (char *mtriple);
2737 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2738 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2739 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2740 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2741 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2742 int mono_arch_translate_tls_offset (int offset);
2743 gboolean mono_arch_opcode_supported (int opcode);
2744 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2745 gboolean mono_arch_have_fast_tls (void);
2747 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2748 gboolean mono_arch_is_soft_float (void);
2750 static inline MONO_ALWAYS_INLINE gboolean
2751 mono_arch_is_soft_float (void)
2757 /* Soft Debug support */
2758 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2759 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2760 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2761 void mono_arch_start_single_stepping (void);
2762 void mono_arch_stop_single_stepping (void);
2763 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2764 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2765 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2766 void mono_arch_skip_single_step (MonoContext *ctx);
2767 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2768 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2772 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2773 MonoJitInfo *ji, MonoContext *ctx,
2774 MonoContext *new_ctx, MonoLMF **lmf,
2775 mgreg_t **save_locations,
2776 StackFrameInfo *frame_info);
2777 gpointer mono_arch_get_throw_exception_by_name (void);
2778 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2779 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2780 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2781 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2782 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2783 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2784 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2785 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2786 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2787 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2788 gpointer mono_arch_ip_from_context (void *sigctx);
2789 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2790 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2791 void mono_arch_flush_register_windows (void);
2792 gboolean mono_arch_is_inst_imm (gint64 imm);
2793 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2794 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2795 guint32 mono_arch_get_patch_offset (guint8 *code);
2796 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2797 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2798 void mono_arch_save_unwind_info (MonoCompile *cfg);
2799 void mono_arch_register_lowlevel_calls (void);
2800 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2801 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2802 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2803 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2804 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2805 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2806 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2807 int mono_arch_get_this_arg_reg (guint8 *code);
2808 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2809 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2810 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2811 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2812 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2813 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2814 gpointer mono_arch_build_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2815 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2816 guint8* mono_arch_get_call_target (guint8 *code);
2817 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2818 GSList *mono_arch_get_trampolines (gboolean aot);
2820 /* Handle block guard */
2821 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2822 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2823 gpointer mono_create_handler_block_trampoline (void);
2824 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2826 /*New interruption machinery */
2828 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2831 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2834 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2837 /* Exception handling */
2838 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2840 void mono_exceptions_init (void);
2841 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2842 void mono_handle_native_crash (const char *signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2843 MONO_API void mono_print_thread_dump (void *sigctx);
2844 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2845 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2846 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2847 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2848 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2849 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2850 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2851 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2853 void mono_setup_altstack (MonoJitTlsData *tls);
2854 void mono_free_altstack (MonoJitTlsData *tls);
2855 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2856 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2857 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2858 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2860 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);
2862 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2863 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2864 void mono_restore_context (MonoContext *ctx);
2865 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2866 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2867 void mono_llvm_rethrow_exception (MonoObject *ex);
2868 void mono_llvm_throw_exception (MonoObject *ex);
2869 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2870 void mono_llvm_resume_exception (void);
2871 void mono_llvm_clear_exception (void);
2872 MonoObject *mono_llvm_load_exception (void);
2873 void mono_llvm_reset_exception (void);
2874 void mono_llvm_raise_exception (MonoException *e);
2875 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2878 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2879 MonoJitInfo *prev_ji, MonoContext *ctx,
2880 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2881 mgreg_t **save_locations,
2882 StackFrameInfo *frame);
2884 gpointer mono_get_throw_exception (void);
2885 gpointer mono_get_rethrow_exception (void);
2886 gpointer mono_get_call_filter (void);
2887 gpointer mono_get_restore_context (void);
2888 gpointer mono_get_throw_exception_by_name (void);
2889 gpointer mono_get_throw_corlib_exception (void);
2890 gpointer mono_get_throw_exception_addr (void);
2891 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2892 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2893 MonoReflectionMethod **method,
2894 gint32 *iloffset, gint32 *native_offset,
2895 MonoString **file, gint32 *line, gint32 *column);
2896 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2898 void mono_decompose_typechecks (MonoCompile *cfg);
2899 /* Dominator/SSA methods */
2900 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2901 void mono_compute_natural_loops (MonoCompile *cfg);
2902 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2903 void mono_ssa_compute (MonoCompile *cfg);
2904 void mono_ssa_remove (MonoCompile *cfg);
2905 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2906 void mono_ssa_cprop (MonoCompile *cfg);
2907 void mono_ssa_deadce (MonoCompile *cfg);
2908 void mono_ssa_strength_reduction (MonoCompile *cfg);
2909 void mono_free_loop_info (MonoCompile *cfg);
2910 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2912 void mono_ssa_compute2 (MonoCompile *cfg);
2913 void mono_ssa_remove2 (MonoCompile *cfg);
2914 void mono_ssa_cprop2 (MonoCompile *cfg);
2915 void mono_ssa_deadce2 (MonoCompile *cfg);
2917 /* debugging support */
2918 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2919 guint32 breakpoint_id);
2920 void mono_debug_open_method (MonoCompile *cfg);
2921 void mono_debug_close_method (MonoCompile *cfg);
2922 void mono_debug_free_method (MonoCompile *cfg);
2923 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2924 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2925 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2926 void mono_debug_add_aot_method (MonoDomain *domain,
2927 MonoMethod *method, guint8 *code_start,
2928 guint8 *debug_info, guint32 debug_info_len);
2929 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2930 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2932 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2935 MonoTraceSpec *mono_trace_parse_options (const char *options);
2936 void mono_trace_set_assembly (MonoAssembly *assembly);
2937 gboolean mono_trace_eval (MonoMethod *method);
2940 mono_perform_abc_removal (MonoCompile *cfg);
2942 mono_perform_abc_removal (MonoCompile *cfg);
2944 mono_perform_ssapre (MonoCompile *cfg);
2946 mono_local_cprop (MonoCompile *cfg);
2948 mono_local_cprop (MonoCompile *cfg);
2950 mono_local_deadce (MonoCompile *cfg);
2952 mono_local_alias_analysis (MonoCompile *cfg);
2954 /* Generic sharing */
2957 mono_set_generic_sharing_supported (gboolean supported);
2960 mono_set_generic_sharing_vt_supported (gboolean supported);
2963 mono_set_partial_sharing_supported (gboolean supported);
2966 mono_class_generic_sharing_enabled (MonoClass *klass);
2969 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2972 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2974 MonoMethodRuntimeGenericContext*
2975 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2978 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2981 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2984 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2987 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2990 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2991 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2994 mono_method_construct_object_context (MonoMethod *method);
2997 mono_method_get_declaring_generic_method (MonoMethod *method);
3000 mono_generic_context_check_used (MonoGenericContext *context);
3003 mono_class_check_context_used (MonoClass *klass);
3006 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
3009 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
3012 mono_method_is_generic_impl (MonoMethod *method);
3015 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3018 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3021 mini_class_is_generic_sharable (MonoClass *klass);
3025 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3028 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3031 mini_is_gsharedvt_gparam (MonoType *t);
3033 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3035 int mono_method_check_context_used (MonoMethod *method);
3037 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3039 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3040 guint32 token, guint32 token_source, guint32 rgctx_type,
3041 gint32 rgctx_index);
3043 void mono_generic_sharing_init (void);
3044 void mono_generic_sharing_cleanup (void);
3046 MonoClass* mini_class_get_container_class (MonoClass *klass);
3047 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3049 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3050 MonoType* mini_type_get_underlying_type (MonoType *type);
3051 MonoMethod* mini_get_shared_method (MonoMethod *method);
3052 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3053 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3054 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3055 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3057 int mini_type_stack_size (MonoType *t, int *align);
3058 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3059 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3060 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3062 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3064 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3065 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3067 #define MONO_TIME_TRACK(a, phase) \
3069 GTimer *timer = mono_time_track_start (); \
3071 mono_time_track_end (&(a), timer); \
3074 GTimer *mono_time_track_start (void);
3075 void mono_time_track_end (double *time, GTimer *timer);
3077 void mono_update_jit_stats (MonoCompile *cfg);
3079 gboolean mini_type_is_reference (MonoType *type);
3080 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3081 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3082 gboolean mini_is_gsharedvt_type (MonoType *t);
3083 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3084 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3085 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3086 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3087 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3088 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3089 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3090 gpointer mini_method_get_rgctx (MonoMethod *m);
3091 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3093 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3094 gint32 vcall_offset, gboolean calli);
3095 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3096 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3097 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3098 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3103 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3106 SIMD_VERSION_SSE1 = 1 << 0,
3107 SIMD_VERSION_SSE2 = 1 << 1,
3108 SIMD_VERSION_SSE3 = 1 << 2,
3109 SIMD_VERSION_SSSE3 = 1 << 3,
3110 SIMD_VERSION_SSE41 = 1 << 4,
3111 SIMD_VERSION_SSE42 = 1 << 5,
3112 SIMD_VERSION_SSE4a = 1 << 6,
3113 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3114 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3115 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3118 /* this value marks the end of the bit indexes used in
3121 SIMD_VERSION_INDEX_END = 6
3136 SIMD_PREFETCH_MODE_NTA,
3137 SIMD_PREFETCH_MODE_0,
3138 SIMD_PREFETCH_MODE_1,
3139 SIMD_PREFETCH_MODE_2,
3142 const char *mono_arch_xregname (int reg);
3143 void mono_simd_simplify_indirection (MonoCompile *cfg);
3144 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3145 MonoInst* mono_emit_simd_field_load (MonoCompile *cfg, MonoClassField *field, MonoInst *addr);
3146 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3147 void mono_simd_intrinsics_init (void);
3149 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3150 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3153 #define XDEBUG_ENABLED 1
3157 /* maybe enable also for other systems? */
3158 #define ENABLE_JIT_MAP 1
3159 void mono_enable_jit_map (void);
3160 void mono_emit_jit_map (MonoJitInfo *jinfo);
3161 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3162 gboolean mono_jit_map_is_enabled (void);
3164 #define mono_enable_jit_map()
3165 #define mono_emit_jit_map(ji)
3166 #define mono_emit_jit_tramp(s,z,d)
3167 #define mono_jit_map_is_enabled() (0)
3171 * Per-OS implementation functions.
3173 void mono_runtime_install_handlers (void);
3174 gboolean mono_runtime_install_custom_handlers (const char *handlers);
3175 void mono_runtime_install_custom_handlers_usage (void);
3176 void mono_runtime_cleanup_handlers (void);
3177 void mono_runtime_setup_stat_profiler (void);
3178 void mono_runtime_shutdown_stat_profiler (void);
3179 void mono_runtime_posix_install_handlers (void);
3180 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3182 void mono_cross_helpers_run (void);
3188 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3189 // Signal handlers not available
3190 #define MONO_ARCH_NEED_DIV_CHECK 1
3193 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3194 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3195 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3196 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3197 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3199 #ifdef MONO_ARCH_VARARG_ICALLS
3200 #define ARCH_VARARG_ICALLS 1
3202 #define ARCH_VARARG_ICALLS 0
3206 * Coop support for trampolines
3208 void mono_interruption_checkpoint_from_trampoline (void);
3210 #endif /* __MONO_MINI_H__ */