3 * Copyright 2002-2003 Ximian Inc
4 * Copyright 2003-2011 Novell Inc
5 * Copyright 2011 Xamarin Inc
6 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
8 #ifndef __MONO_MINI_H__
9 #define __MONO_MINI_H__
16 #ifdef HAVE_SYS_TYPES_H
17 #include <sys/types.h>
19 #include <mono/metadata/loader.h>
20 #include <mono/metadata/mempool.h>
21 #include <mono/utils/monobitset.h>
22 #include <mono/metadata/class.h>
23 #include <mono/metadata/object.h>
24 #include <mono/metadata/opcodes.h>
25 #include <mono/metadata/tabledefs.h>
26 #include <mono/metadata/domain-internals.h>
27 #include "mono/metadata/class-internals.h"
28 #include "mono/metadata/object-internals.h"
29 #include <mono/metadata/profiler-private.h>
30 #include <mono/metadata/debug-helpers.h>
31 #include <mono/utils/mono-compiler.h>
32 #include <mono/utils/mono-machine.h>
33 #include <mono/utils/mono-stack-unwinding.h>
34 #include <mono/utils/mono-threads.h>
35 #include <mono/utils/mono-threads-coop.h>
36 #include <mono/utils/mono-tls.h>
37 #include <mono/utils/atomic.h>
38 #include <mono/utils/mono-conc-hashtable.h>
39 #include <mono/utils/mono-signal-handler.h>
41 #include "mini-arch.h"
43 #include "mini-unwind.h"
47 #include "mono/metadata/tabledefs.h"
48 #include "mono/metadata/marshal.h"
49 #include "mono/metadata/security-manager.h"
50 #include "mono/metadata/exception.h"
52 #ifdef __native_client_codegen__
53 #include <nacl/nacl_dyncode.h>
58 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
59 * can be linked into both mono and mono-sgen.
61 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
62 #error "The code in mini/ should not depend on these defines."
66 /*#define __alignof__(a) sizeof(a)*/
67 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
71 #define MINI_DEBUG(level,limit,code)
73 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
76 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS)
78 #define MONO_SUPPORT_TASKLETS 1
79 #elif defined(HOST_WIN32)
80 #define MONO_SUPPORT_TASKLETS 1
81 // Replace some gnu intrinsics needed for tasklets with MSVC equivalents.
82 #define __builtin_extract_return_addr(x) x
83 #define __builtin_return_address(x) _ReturnAddress()
84 #define __builtin_frame_address(x) _AddressOfReturnAddress()
89 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
90 #define LLVM_ENABLED TRUE
92 #define COMPILE_LLVM(cfg) (0)
93 #define LLVM_ENABLED FALSE
96 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
97 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
99 #define COMPILE_SOFT_FLOAT(cfg) (0)
102 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
104 /* for 32 bit systems */
105 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
106 #define MINI_LS_WORD_IDX 0
107 #define MINI_MS_WORD_IDX 1
109 #define MINI_LS_WORD_IDX 1
110 #define MINI_MS_WORD_IDX 0
112 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
113 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
114 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
115 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
117 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
118 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
121 #define MONO_USE_AOT_COMPILER
124 /* Version number of the AOT file format */
125 #define MONO_AOT_FILE_VERSION 140
127 //TODO: This is x86/amd64 specific.
128 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
130 /* Remap printf to g_print (we use a mix of these in the mini code) */
131 #ifdef PLATFORM_ANDROID
132 #define printf g_print
135 #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)))))
137 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
139 /* Constants used to encode different types of methods in AOT */
141 MONO_AOT_METHODREF_MIN = 240,
142 /* Image index bigger than METHODREF_MIN */
143 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
144 /* Runtime provided methods on arrays */
145 MONO_AOT_METHODREF_ARRAY = 250,
146 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
148 MONO_AOT_METHODREF_WRAPPER = 252,
149 /* Methods on generic instances */
150 MONO_AOT_METHODREF_GINST = 253,
151 /* Methods resolve using a METHODSPEC token */
152 MONO_AOT_METHODREF_METHODSPEC = 254,
155 /* Constants used to encode different types of types in AOT */
158 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
159 /* typedef index + image index */
160 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
162 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
164 MONO_AOT_TYPEREF_GINST = 4,
165 /* type/method variable */
166 MONO_AOT_TYPEREF_VAR = 5,
168 MONO_AOT_TYPEREF_ARRAY = 6,
169 /* blob index of the type encoding */
170 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
172 MONO_AOT_TYPEREF_PTR = 8
175 /* Trampolines which we have a lot of */
177 MONO_AOT_TRAMP_SPECIFIC = 0,
178 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
179 MONO_AOT_TRAMP_IMT = 2,
180 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
181 MONO_AOT_TRAMP_NUM = 4
185 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
186 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
187 MONO_AOT_FILE_FLAG_DEBUG = 4,
188 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
189 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
190 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
191 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
196 MONO_AOT_TABLE_IMAGE_TABLE,
197 MONO_AOT_TABLE_CLASS_NAME,
198 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
199 MONO_AOT_TABLE_EX_INFO_OFFSETS,
200 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
201 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
202 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
203 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
204 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
208 /* This structure is stored in the AOT file */
209 typedef struct MonoAotFileInfo
211 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
216 /* All the pointers should be at the start to avoid alignment problems */
218 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
219 /* Global Offset Table for JITted code */
221 /* Global Offset Table for LLVM code */
223 /* Mono EH Frame created by llc when using LLVM */
224 gpointer mono_eh_frame;
225 /* Points to the get_method () function in the LLVM image or NULL */
226 gpointer llvm_get_method;
227 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
228 gpointer llvm_get_unbox_tramp;
229 gpointer jit_code_start;
230 gpointer jit_code_end;
231 gpointer method_addresses;
234 gpointer class_name_table;
235 gpointer class_info_offsets;
236 gpointer method_info_offsets;
237 gpointer ex_info_offsets;
238 gpointer extra_method_info_offsets;
239 gpointer extra_method_table;
240 gpointer got_info_offsets;
241 gpointer llvm_got_info_offsets;
242 gpointer image_table;
244 /* The GUID of the assembly which the AOT image was generated from */
245 gpointer assembly_guid;
247 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
250 gpointer runtime_version;
251 /* Blocks of various kinds of trampolines */
252 gpointer specific_trampolines;
253 gpointer static_rgctx_trampolines;
254 gpointer imt_trampolines;
255 gpointer gsharedvt_arg_trampolines;
256 /* In static mode, points to a table of global symbols for trampolines etc */
258 /* Points to a string containing the assembly name*/
259 gpointer assembly_name;
260 /* Start of Mono's Program Linkage Table */
262 /* End of Mono's Program Linkage Table */
264 gpointer unwind_info;
265 /* Points to a table mapping methods to their unbox trampolines */
266 gpointer unbox_trampolines;
267 /* Points to the end of the previous table */
268 gpointer unbox_trampolines_end;
269 /* Points to a table of unbox trampoline addresses/offsets */
270 gpointer unbox_trampoline_addresses;
271 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
274 /* The index of the first GOT slot used by the PLT */
275 guint32 plt_got_offset_base;
276 /* Number of entries in the GOT */
278 /* Number of entries in the PLT */
280 /* Number of methods */
282 /* A union of MonoAotFileFlags */
284 /* Optimization flags used to compile the module */
286 /* SIMD flags used to compile the module */
288 /* Index of the blob entry holding the GC used by this module */
289 gint32 gc_name_index;
290 guint32 num_rgctx_fetch_trampolines;
291 /* These are used for sanity checking object layout problems when cross-compiling */
292 guint32 double_align, long_align, generic_tramp_num;
293 /* The page size used by trampoline pages */
294 guint32 tramp_page_size;
296 * The number of GOT entries which need to be preinitialized when the
299 guint32 nshared_got_entries;
300 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
301 guint32 datafile_size;
304 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
305 // FIXME: Sync with AOT
306 guint32 table_offsets [MONO_AOT_TABLE_NUM];
307 /* Number of trampolines */
308 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
309 /* The indexes of the first GOT slots used by the trampolines */
310 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
311 /* The size of one trampoline */
312 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
313 /* The offset where the trampolines begin on a trampoline page */
314 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
315 /* GUID of aot compilation */
319 /* Number of symbols in the MonoAotFileInfo structure */
320 #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)
326 } MonoClassMethodPair;
333 } MonoDelegateClassMethodPair;
335 /* Per-domain information maintained by the JIT */
338 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
339 GHashTable *jump_target_got_slot_hash;
340 GHashTable *jump_target_hash;
341 /* Maps methods/klasses to the address of the given type of trampoline */
342 GHashTable *class_init_trampoline_hash;
343 GHashTable *jump_trampoline_hash;
344 GHashTable *jit_trampoline_hash;
345 GHashTable *delegate_trampoline_hash;
346 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
347 GHashTable *static_rgctx_trampoline_hash;
348 GHashTable *llvm_vcall_trampoline_hash;
349 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
350 GHashTable *dynamic_code_hash;
351 GHashTable *method_code_hash;
352 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
353 MonoConcurrentHashTable *runtime_invoke_hash;
354 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
355 /* Protected by the domain lock */
356 GHashTable *seq_points;
357 /* Debugger agent data */
359 /* Maps MonoMethod to an arch-specific structure */
360 GHashTable *arch_seq_points;
361 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
362 GHashTable *gsharedvt_arg_tramp_hash;
363 /* memcpy/bzero methods specialized for small constant sizes */
364 gpointer *memcpy_addr [17];
365 gpointer *bzero_addr [17];
366 gpointer llvm_module;
367 /* Maps MonoMethod -> GSlist of addresses */
368 GHashTable *llvm_jit_callees;
369 /* Maps MonoMethod -> RuntimeMethod */
370 MonoInternalHashTable interp_code_hash;
375 MonoCodeManager *code_mp;
376 } MonoJitDynamicMethodInfo;
378 /* An extension of MonoGenericParamFull used in generic sharing */
380 MonoGenericParamFull param;
381 MonoGenericParam *parent;
382 } MonoGSharedGenericParam;
384 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
386 /* Contains a list of ips which needs to be patched when a method is compiled */
397 * Information about a stack frame.
398 * FIXME This typedef exists only to avoid tons of code rewriting
400 typedef MonoStackFrameInfo StackFrameInfo;
403 #define mono_bitset_foreach_bit(set,b,n) \
404 for (b = 0; b < n; b++)\
405 if (mono_bitset_test_fast(set,b))
407 #define mono_bitset_foreach_bit(set,b,n) \
408 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
412 * Pull the list of opcodes
414 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
418 #include "mono/cil/opcode.def"
423 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
425 #define MONO_INST_NULLIFY_SREGS(dest) do { \
426 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
429 #define MONO_INST_NEW(cfg,dest,op) do { \
430 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
431 (dest)->opcode = (op); \
433 MONO_INST_NULLIFY_SREGS ((dest)); \
434 (dest)->cil_code = (cfg)->ip; \
437 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
438 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
439 (dest)->inst.opcode = (op); \
440 (dest)->inst.dreg = -1; \
441 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
442 (dest)->inst.cil_code = (cfg)->ip; \
445 #define MONO_ADD_INS(b,inst) do { \
446 if ((b)->last_ins) { \
447 (b)->last_ins->next = (inst); \
448 (inst)->prev = (b)->last_ins; \
449 (b)->last_ins = (inst); \
451 (b)->code = (b)->last_ins = (inst); \
455 #define NULLIFY_INS(ins) do { \
456 (ins)->opcode = OP_NOP; \
458 MONO_INST_NULLIFY_SREGS ((ins)); \
461 /* Remove INS from BB */
462 #define MONO_REMOVE_INS(bb,ins) do { \
464 (ins)->prev->next = (ins)->next; \
466 (ins)->next->prev = (ins)->prev; \
467 if ((bb)->code == (ins)) \
468 (bb)->code = (ins)->next; \
469 if ((bb)->last_ins == (ins)) \
470 (bb)->last_ins = (ins)->prev; \
473 /* Remove INS from BB and nullify it */
474 #define MONO_DELETE_INS(bb,ins) do { \
475 MONO_REMOVE_INS ((bb), (ins)); \
476 NULLIFY_INS ((ins)); \
480 * this is used to determine when some branch optimizations are possible: we exclude FP compares
481 * because they have weird semantics with NaNs.
483 #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))
484 #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))
486 #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))
488 #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)))
490 #define MONO_IS_SETCC(ins) ((((ins)->opcode >= OP_CEQ) && ((ins)->opcode <= OP_CLT_UN)) || (((ins)->opcode >= OP_ICEQ) && ((ins)->opcode <= OP_ICLE_UN)) || (((ins)->opcode >= OP_LCEQ) && ((ins)->opcode <= OP_LCLT_UN)) || (((ins)->opcode >= OP_FCEQ) && ((ins)->opcode <= OP_FCLT_UN)))
492 #define MONO_HAS_CUSTOM_EMULATION(ins) (((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_FCEQ && (ins)->opcode <= OP_FCLT_UN))
494 #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))
495 #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))
496 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
498 // OP_DYN_CALL is not a MonoCallInst
499 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL))
501 #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)))
503 #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))))
505 /* FIXME: Add more instructions */
506 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
507 #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))
509 #define MONO_INS_IS_PCONST_NULL(ins) ((ins)->opcode == OP_PCONST && (ins)->inst_p0 == 0)
511 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && (mono_class_get_flags ((m)->klass) & TYPE_ATTRIBUTE_SEALED)))
514 #ifdef MONO_ARCH_SIMD_INTRINSICS
516 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
517 #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))
518 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
519 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
520 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
522 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
526 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
527 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
528 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
529 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
530 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
531 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
533 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
537 typedef struct MonoInstList MonoInstList;
538 typedef struct MonoInst MonoInst;
539 typedef struct MonoCallInst MonoCallInst;
540 typedef struct MonoCallArgParm MonoCallArgParm;
541 typedef struct MonoMethodVar MonoMethodVar;
542 typedef struct MonoBasicBlock MonoBasicBlock;
543 typedef struct MonoLMF MonoLMF;
544 typedef struct MonoSpillInfo MonoSpillInfo;
545 typedef struct MonoTraceSpec MonoTraceSpec;
547 extern MonoTraceSpec *mono_jit_trace_calls;
548 extern gboolean mono_break_on_exc;
549 extern int mono_exc_esp_offset;
550 extern gboolean mono_compile_aot;
551 extern gboolean mono_aot_only;
552 extern gboolean mono_llvm_only;
553 extern MonoAotMode mono_aot_mode;
554 extern MonoMethodDesc *mono_inject_async_exc_method;
555 extern int mono_inject_async_exc_pos;
556 extern MonoMethodDesc *mono_break_at_bb_method;
557 extern int mono_break_at_bb_bb_num;
558 extern gboolean mono_verify_all;
559 extern gboolean mono_do_x86_stack_align;
560 extern const char *mono_build_date;
561 extern gboolean mono_do_signal_chaining;
562 extern gboolean mono_do_crash_chaining;
563 extern MONO_API gboolean mono_use_llvm;
564 extern MONO_API gboolean mono_use_interpreter;
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(bb, ins) for ((ins) = (bb)->last_ins; (ins); (ins) = (ins)->prev)
594 #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)
596 #define mono_bb_first_ins(bb) (bb)->code
599 * Iterate through all used registers in the instruction.
600 * Relies on the existing order of the MONO_INST enum: MONO_INST_{DREG,SREG1,SREG2,SREG3,LEN}
601 * INS is the instruction, IDX is the register index, REG is the pointer to a register.
603 #define MONO_INS_FOR_EACH_REG(ins, idx, reg) for ((idx) = INS_INFO ((ins)->opcode)[MONO_INST_DEST] != ' ' ? MONO_INST_DEST : \
604 (mono_inst_get_num_src_registers (ins) ? MONO_INST_SRC1 : MONO_INST_LEN); \
605 (reg) = (idx) == MONO_INST_DEST ? &(ins)->dreg : \
606 ((idx) == MONO_INST_SRC1 ? &(ins)->sreg1 : \
607 ((idx) == MONO_INST_SRC2 ? &(ins)->sreg2 : \
608 ((idx) == MONO_INST_SRC3 ? &(ins)->sreg3 : NULL))), \
609 idx < MONO_INST_LEN; \
610 (idx) = (idx) > mono_inst_get_num_src_registers (ins) + (INS_INFO ((ins)->opcode)[MONO_INST_DEST] != ' ') ? MONO_INST_LEN : (idx) + 1)
612 struct MonoSpillInfo {
617 * Information about a call site for the GC map creation code
620 /* The next offset after the call instruction */
622 /* The basic block containing the call site */
625 * The set of variables live at the call site.
626 * Has length cfg->num_varinfo in bits.
630 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
637 * The IR-level extended basic block.
639 * A basic block can have multiple exits just fine, as long as the point of
640 * 'departure' is the last instruction in the basic block. Extended basic
641 * blocks, on the other hand, may have instructions that leave the block
642 * midstream. The important thing is that they cannot be _entered_
643 * midstream, ie, execution of a basic block (or extened bb) always start
644 * at the beginning of the block, never in the middle.
646 struct MonoBasicBlock {
649 /* the next basic block in the order it appears in IL */
650 MonoBasicBlock *next_bb;
653 * Before instruction selection it is the first tree in the
654 * forest and the first item in the list of trees. After
655 * instruction selection it is the first instruction and the
656 * first item in the list of instructions.
660 /* unique block number identification */
665 /* Basic blocks: incoming and outgoing counts and pointers */
666 /* Each bb should only appear once in each array */
667 gint16 out_count, in_count;
668 MonoBasicBlock **in_bb;
669 MonoBasicBlock **out_bb;
671 /* Points to the start of the CIL code that initiated this BB */
672 unsigned char* cil_code;
674 /* Length of the CIL block */
677 /* The offset of the generated code, used for fixups */
679 /* The length of the generated code, doesn't include alignment padding */
681 /* The real native offset, which includes alignment padding too */
682 int real_native_offset;
686 /* Visited and reachable flags */
690 * SSA and loop based flags
692 MonoBitSet *dominators;
693 MonoBitSet *dfrontier;
694 MonoBasicBlock *idom;
696 /* fast dominator algorithm */
697 MonoBasicBlock *df_parent, *ancestor, *child, *label;
698 int size, sdom, idomn;
700 /* loop nesting and recognition */
703 gint8 loop_body_start;
706 * Whenever the bblock is rarely executed so it should be emitted after
707 * the function epilog.
709 guint out_of_line : 1;
710 /* Caches the result of uselessness calculation during optimize_branches */
711 guint not_useless : 1;
712 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
713 guint has_array_access : 1;
714 /* Whenever this bblock is extended, ie. it has branches inside it */
716 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
717 guint has_jump_table : 1;
718 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
719 guint has_call_handler : 1;
720 /* Whenever this bblock starts a try block */
724 /* The offset of the CIL instruction in this bblock which ends a try block */
729 * If this is set, extend the try range started by this bblock by an arch specific
730 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
733 guint extend_try_block : 1;
735 /* use for liveness analysis */
737 MonoBitSet *kill_set;
738 MonoBitSet *live_in_set;
739 MonoBitSet *live_out_set;
741 /* fields to deal with non-empty stack slots at bb boundary */
742 guint16 out_scount, in_scount;
743 MonoInst **out_stack;
746 /* we use that to prevent merging of bblocks covered by different clauses*/
751 // The MonoInst of the last sequence point for the current basic block.
752 MonoInst *last_seq_point;
754 // This will hold a list of last sequence points of incoming basic blocks
755 MonoInst **pred_seq_points;
756 guint num_pred_seq_points;
758 GSList *spill_slot_defs;
760 /* List of call sites in this bblock sorted by pc_offset */
761 GSList *gc_callsites;
764 * The region encodes whether the basic block is inside
765 * a finally, catch, filter or none of these.
767 * If the value is -1, then it is neither finally, catch nor filter
769 * Otherwise the format is:
771 * Bits: | 0-3 | 4-7 | 8-31
773 * | clause-flags | MONO_REGION | clause-index
778 /* The current symbolic register number, used in local register allocation. */
785 BB_REACHABLE = 1 << 1,
786 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
787 BB_EXCEPTION_UNSAFE = 1 << 3,
788 BB_EXCEPTION_HANDLER = 1 << 4,
789 /* for Native Client, mark the blocks that can be jumped to indirectly */
790 BB_INDIRECT_JUMP_TARGET = 1 << 5
793 typedef struct MonoMemcpyArgs {
799 /* Scalar argument passed by value */
801 /* Only in ainfo->pair_storage */
803 /* Only in ainfo->pair_storage */
805 /* Valuetype passed in 1-2 consecutive register */
808 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
810 /* Fixed size argument passed to/returned from gsharedvt method by ref */
811 LLVMArgGsharedvtFixed,
812 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
813 LLVMArgGsharedvtFixedVtype,
814 /* Variable sized argument passed to/returned from gsharedvt method by ref */
815 LLVMArgGsharedvtVariable,
816 /* Vtype passed/returned as one int array argument */
818 /* Vtype passed as a set of fp arguments */
821 * Only for returns, a structure which
822 * consists of floats/doubles.
826 /* Vtype returned as an int */
831 LLVMArgStorage storage;
834 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
835 * This contains how the parts of the vtype are passed.
837 LLVMArgStorage pair_storage [8];
839 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
840 * If storage == LLVMArgAsFpArgs, this is the number of arguments
841 * used to pass the value.
842 * If storage == LLVMArgFpStruct, this is the number of fields
846 /* Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
848 /* Parameter index in the LLVM signature */
851 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
857 /* Whenever there is an rgctx argument */
859 /* Whenever there is an IMT argument */
862 * The position of the vret arg in the argument list.
863 * Only if ret->storage == ArgVtypeRetAddr.
867 /* The indexes of various special arguments in the LLVM signature */
868 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
870 /* Inline array of argument info */
871 /* args [0] is for the this argument if it exists */
872 LLVMArgInfo args [1];
875 #define MONO_MAX_SRC_REGS 3
879 guint8 type; /* stack type */
882 /* used by the register allocator */
883 gint32 dreg, sreg1, sreg2, sreg3;
885 MonoInst *next, *prev;
892 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
894 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
900 MonoMethodSignature *signature;
901 MonoBasicBlock **many_blocks;
902 MonoBasicBlock *target_block;
907 MonoCallInst *call_inst;
908 MonoExceptionClause *exception_clause;
914 const unsigned char* cil_code; /* for debugging and bblock splitting */
916 /* used mostly by the backend to store additional info it may need */
921 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
924 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
925 gboolean record_cast_details; /* For CEE_CASTCLASS */
926 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
927 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
928 int pc_offset; /* OP_GC_LIVERANGE_START/END */
931 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
932 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
933 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
935 int memory_barrier_kind;
941 struct MonoCallInst {
943 MonoMethodSignature *signature;
950 guint stack_align_amount;
951 guint is_virtual : 1;
953 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
954 guint fptr_is_patch : 1;
956 * If this is true, then the call returns a vtype in a register using the same
957 * calling convention as OP_CALL.
959 guint vret_in_reg : 1;
960 /* Whenever vret_in_reg returns fp values */
961 guint vret_in_reg_fp : 1;
962 /* Whenever there is an IMT argument and it is dynamic */
963 guint dynamic_imt_arg : 1;
964 /* Whenever there is an RGCTX argument */
965 guint32 rgctx_reg : 1;
966 /* Whenever the call will need an unbox trampoline */
967 guint need_unbox_trampoline : 1;
968 regmask_t used_iregs;
969 regmask_t used_fregs;
970 GSList *out_ireg_args;
971 GSList *out_freg_args;
976 int rgctx_arg_reg, imt_arg_reg;
979 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
984 struct MonoCallArgParm {
993 * Note: some of the values overlap, because they can't appear
994 * in the same MonoInst.
997 MONO_INST_HAS_METHOD = 1,
998 MONO_INST_INIT = 1, /* in localloc */
999 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
1000 MONO_INST_IS_DEAD = 2,
1001 MONO_INST_TAILCALL = 4,
1002 MONO_INST_VOLATILE = 4,
1003 MONO_INST_NOTYPECHECK = 4,
1004 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
1005 MONO_INST_UNALIGNED = 8,
1006 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
1007 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
1008 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
1009 /* the address of the variable has been taken */
1010 MONO_INST_INDIRECT = 16,
1011 MONO_INST_NORANGECHECK = 16,
1012 /* On loads, the source address can be null */
1013 MONO_INST_FAULT = 32,
1015 * On variables, identifies LMF variables. These variables have a dummy type (int), but
1016 * require stack space for a MonoLMF struct.
1019 /* On loads, the source address points to a constant value */
1020 MONO_INST_INVARIANT_LOAD = 64,
1021 /* On variables, the variable needs GC tracking */
1022 MONO_INST_GC_TRACK = 128,
1024 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
1025 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
1027 MONO_INST_GC_CALLSITE = 128,
1028 /* On comparisons, mark the branch following the condition as likely to be taken */
1029 MONO_INST_LIKELY = 128,
1032 #define inst_c0 data.op[0].const_val
1033 #define inst_c1 data.op[1].const_val
1034 #define inst_i0 data.op[0].src
1035 #define inst_i1 data.op[1].src
1036 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1037 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1038 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1040 #define inst_p0 data.op[0].p
1041 #define inst_p1 data.op[1].p
1043 #define inst_l data.i8const
1044 #define inst_r data.r8const
1045 #define inst_left data.op[0].src
1046 #define inst_right data.op[1].src
1048 #define inst_newa_len data.op[0].src
1049 #define inst_newa_class data.op[1].klass
1051 #define inst_var data.op[0].var
1052 #define inst_vtype data.op[1].vtype
1053 /* in branch instructions */
1054 #define inst_many_bb data.op[1].many_blocks
1055 #define inst_target_bb data.op[0].target_block
1056 #define inst_true_bb data.op[1].many_blocks[0]
1057 #define inst_false_bb data.op[1].many_blocks[1]
1059 #define inst_basereg sreg1
1060 #define inst_indexreg sreg2
1061 #define inst_destbasereg dreg
1062 #define inst_offset data.op[0].const_val
1063 #define inst_imm data.op[1].const_val
1064 #define inst_call data.op[1].call_inst
1066 #define inst_phi_args data.op[1].phi_args
1067 #define inst_eh_block data.op[1].exception_clause
1070 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1072 ins->sreg1 = regs [0];
1073 ins->sreg2 = regs [1];
1074 ins->sreg3 = regs [2];
1077 /* instruction description for use in regalloc/scheduling */
1080 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1085 /* Unused, commented out to reduce the size of the mdesc tables
1096 guint16 tid; /* tree number */
1097 guint16 bid; /* block number */
1103 MonoPosition first_use, last_use;
1106 typedef struct MonoLiveRange2 MonoLiveRange2;
1108 struct MonoLiveRange2 {
1110 MonoLiveRange2 *next;
1114 /* List of live ranges sorted by 'from' */
1115 MonoLiveRange2 *range;
1116 MonoLiveRange2 *last_range;
1120 * Additional information about a variable
1122 struct MonoMethodVar {
1123 guint idx; /* inside cfg->varinfo, cfg->vars */
1124 MonoLiveRange range; /* generated by liveness analysis */
1125 MonoLiveInterval *interval; /* generated by liveness analysis */
1126 int reg; /* != -1 if allocated into a register */
1128 MonoBitSet *def_in; /* used by SSA */
1129 MonoInst *def; /* used by SSA */
1130 MonoBasicBlock *def_bb; /* used by SSA */
1131 GList *uses; /* used by SSA */
1132 char cpstate; /* used by SSA conditional constant propagation */
1133 /* The native offsets corresponding to the live range of the variable */
1134 gint32 live_range_start, live_range_end;
1136 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1143 * Stores state need to resume exception handling when using LLVM
1148 MonoContext ctx, new_ctx;
1152 int first_filter_idx, filter_idx;
1156 gpointer end_of_stack;
1160 gpointer restore_stack_prot;
1161 guint32 handling_stack_ovf;
1162 gpointer signal_stack;
1163 guint32 signal_stack_size;
1164 gpointer stack_ovf_guard_base;
1165 guint32 stack_ovf_guard_size;
1166 guint stack_ovf_valloced : 1;
1167 void (*abort_func) (MonoObject *object);
1168 /* Used to implement --debug=casts */
1169 MonoClass *class_cast_from, *class_cast_to;
1171 /* Stores state needed by handler block with a guard */
1173 ResumeState resume_state;
1175 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1176 /* handler block return address */
1177 gpointer handler_block_return_address;
1179 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1180 is an activation on stack making sure it will remain alive.*/
1181 MonoJitExceptionInfo *handler_block;
1183 /* context to be used by the guard trampoline when resuming interruption.*/
1184 MonoContext handler_block_context;
1186 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1187 * when it is called from profiler functions during exception handling.
1189 MonoContext orig_ex_ctx;
1190 gboolean orig_ex_ctx_set;
1193 * Stores if we need to run a chained exception in Windows.
1195 gboolean mono_win_chained_exception_needs_run;
1198 * The current exception in flight
1202 * If the current exception is not a subclass of Exception,
1203 * the original exception.
1205 guint32 thrown_non_exc;
1208 * The calling assembly in llvmonly mode.
1210 MonoImage *calling_image;
1213 * The stack frame "high water mark" for ThreadAbortExceptions.
1214 * We will rethrow the exception upon exiting a catch clause that's
1215 * in a function stack frame above the water mark(isn't being called by
1216 * the catch block that caught the ThreadAbortException).
1218 gpointer abort_exc_stack_threshold;
1221 * List of methods being JIT'd in the current thread.
1223 int active_jit_methods;
1225 gpointer interp_context;
1229 * This structure is an extension of MonoLMF and contains extra information.
1233 gboolean debugger_invoke;
1234 gboolean interp_exit;
1235 MonoContext ctx; /* if debugger_invoke is TRUE */
1236 /* If interp_exit is TRUE */
1237 gpointer interp_exit_data;
1240 /* Generic sharing */
1243 * Flags for which contexts were used in inflating a generic.
1246 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1247 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1251 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1252 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1253 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1254 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1258 MONO_RGCTX_INFO_STATIC_DATA,
1259 MONO_RGCTX_INFO_KLASS,
1260 MONO_RGCTX_INFO_ELEMENT_KLASS,
1261 MONO_RGCTX_INFO_VTABLE,
1262 MONO_RGCTX_INFO_TYPE,
1263 MONO_RGCTX_INFO_REFLECTION_TYPE,
1264 MONO_RGCTX_INFO_METHOD,
1265 /* In llvmonly mode, this is a function descriptor */
1266 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1267 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1268 MONO_RGCTX_INFO_CLASS_FIELD,
1269 MONO_RGCTX_INFO_METHOD_RGCTX,
1270 MONO_RGCTX_INFO_METHOD_CONTEXT,
1271 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1272 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1273 MONO_RGCTX_INFO_CAST_CACHE,
1274 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1275 MONO_RGCTX_INFO_VALUE_SIZE,
1276 /* +1 to avoid zero values in rgctx slots */
1277 MONO_RGCTX_INFO_FIELD_OFFSET,
1278 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1279 /* In llvmonly mode, this is a function descriptor */
1280 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1281 /* Same for virtual calls */
1282 /* In llvmonly mode, this is a function descriptor */
1283 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1284 /* Same for calli, associated with a signature */
1285 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1286 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1287 /* One of MONO_GSHAREDVT_BOX_TYPE */
1288 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1289 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1290 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1291 MONO_RGCTX_INFO_LOCAL_OFFSET,
1292 MONO_RGCTX_INFO_MEMCPY,
1293 MONO_RGCTX_INFO_BZERO,
1294 /* The address of Nullable<T>.Box () */
1295 /* In llvmonly mode, this is a function descriptor */
1296 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1297 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1298 /* MONO_PATCH_INFO_VCALL_METHOD */
1299 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1301 * MONO_PATCH_INFO_VCALL_METHOD
1302 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1303 * which implements the method.
1305 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1306 /* Resolve to 2 (TRUE) or 1 (FALSE) */
1307 MONO_RGCTX_INFO_CLASS_IS_REF_OR_CONTAINS_REFS
1308 } MonoRgctxInfoType;
1310 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1311 MonoRgctxInfoType info_type;
1313 struct _MonoRuntimeGenericContextInfoTemplate *next;
1314 } MonoRuntimeGenericContextInfoTemplate;
1317 MonoClass *next_subclass;
1318 MonoRuntimeGenericContextInfoTemplate *infos;
1319 GSList *method_templates;
1320 } MonoRuntimeGenericContextTemplate;
1323 MonoVTable *class_vtable; /* must be the first element */
1324 MonoGenericInst *method_inst;
1325 gpointer infos [MONO_ZERO_LEN_ARRAY];
1326 } MonoMethodRuntimeGenericContext;
1328 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1330 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1331 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1332 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1333 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1335 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1339 MonoRuntimeGenericContextInfoTemplate *entries;
1340 int num_entries, count_entries;
1341 } MonoGSharedVtMethodInfo;
1343 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1347 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1348 * We use this instead of rgctx slots since these can be loaded using a load instead
1349 * of a call to an rgctx fetch trampoline.
1351 gpointer entries [MONO_ZERO_LEN_ARRAY];
1352 } MonoGSharedVtMethodRuntimeInfo;
1358 MonoMethodSignature *invoke_sig;
1359 MonoMethodSignature *sig;
1360 gpointer method_ptr;
1361 gpointer invoke_impl;
1363 gpointer impl_nothis;
1364 gboolean need_rgctx_tramp;
1365 } MonoDelegateTrampInfo;
1368 * A function descriptor, which is a function address + argument pair.
1369 * In llvm-only mode, these are used instead of trampolines to pass
1370 * extra arguments to runtime functions/methods.
1379 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1380 #include "patch-info.h"
1386 * We need to store the image which the token refers to along with the token,
1387 * since the image might not be the same as the image of the method which
1388 * contains the relocation, because of inlining.
1390 typedef struct MonoJumpInfoToken {
1393 gboolean has_context;
1394 MonoGenericContext context;
1395 } MonoJumpInfoToken;
1397 typedef struct MonoJumpInfoBBTable {
1398 MonoBasicBlock **table;
1400 } MonoJumpInfoBBTable;
1402 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1404 /* Contains information describing an LLVM IMT trampoline */
1405 typedef struct MonoJumpInfoImtTramp {
1408 } MonoJumpInfoImtTramp;
1410 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1413 * Represents the method which is called when a virtual call is made to METHOD
1414 * on a receiver of type KLASS.
1417 /* Receiver class */
1419 /* Virtual method */
1421 } MonoJumpInfoVirtMethod;
1423 typedef struct MonoJumpInfo MonoJumpInfo;
1424 struct MonoJumpInfo {
1426 /* Relocation type for patching */
1434 MonoJumpInfoType type;
1436 gconstpointer target;
1437 #if SIZEOF_VOID_P == 8
1447 MonoClassField *field;
1451 MonoJumpInfoToken *token;
1452 MonoJumpInfoBBTable *table;
1453 MonoJumpInfoRgctxEntry *rgctx_entry;
1454 MonoJumpInfoImtTramp *imt_tramp;
1455 MonoJumpInfoGSharedVtCall *gsharedvt;
1456 MonoGSharedVtMethodInfo *gsharedvt_method;
1457 MonoMethodSignature *sig;
1458 MonoDelegateClassMethodPair *del_tramp;
1459 /* MONO_PATCH_INFO_VIRT_METHOD */
1460 MonoJumpInfoVirtMethod *virt_method;
1465 * Contains information for computing the
1466 * property given by INFO_TYPE of the runtime
1467 * object described by DATA.
1469 struct MonoJumpInfoRgctxEntry {
1472 MonoJumpInfo *data; /* describes the data to be loaded */
1473 MonoRgctxInfoType info_type;
1476 /* Contains information about a gsharedvt call */
1477 struct MonoJumpInfoGSharedVtCall {
1478 /* The original signature of the call */
1479 MonoMethodSignature *sig;
1480 /* The method which is called */
1485 MONO_TRAMPOLINE_JIT,
1486 MONO_TRAMPOLINE_JUMP,
1487 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1488 MONO_TRAMPOLINE_AOT,
1489 MONO_TRAMPOLINE_AOT_PLT,
1490 MONO_TRAMPOLINE_DELEGATE,
1491 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1492 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1493 MONO_TRAMPOLINE_VCALL,
1494 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1496 } MonoTrampolineType;
1498 /* These trampolines return normally to their caller */
1499 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1500 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1501 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1503 /* These trampolines receive an argument directly in a register */
1504 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1505 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1507 /* optimization flags */
1508 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1510 #include "optflags-def.h"
1515 * This structure represents a JIT backend.
1518 guint have_card_table_wb : 1;
1519 guint have_op_generic_class_init : 1;
1520 guint emulate_mul_div : 1;
1521 guint emulate_div : 1;
1522 guint emulate_long_shift_opts : 1;
1523 guint have_objc_get_selector : 1;
1524 guint have_generalized_imt_trampoline : 1;
1525 guint have_liverange_ops: 1;
1526 guint have_op_tail_call : 1;
1527 guint have_dummy_init : 1;
1528 guint gshared_supported : 1;
1529 guint use_fpstack : 1;
1531 guint need_got_var : 1;
1532 guint need_div_check : 1;
1533 guint no_unaligned_access : 1;
1534 guint disable_div_with_mul : 1;
1535 int monitor_enter_adjustment;
1536 int dyn_call_param_area;
1539 /* Flags for mini_method_compile () */
1541 /* Whenever to run cctors during JITting */
1542 JIT_FLAG_RUN_CCTORS = (1 << 0),
1543 /* Whenever this is an AOT compilation */
1544 JIT_FLAG_AOT = (1 << 1),
1545 /* Whenever this is a full AOT compilation */
1546 JIT_FLAG_FULL_AOT = (1 << 2),
1547 /* Whenever to compile with LLVM */
1548 JIT_FLAG_LLVM = (1 << 3),
1549 /* Whenever to disable direct calls to icall functions */
1550 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1551 /* Emit explicit null checks */
1552 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1553 /* Whenever to compile in llvm-only mode */
1554 JIT_FLAG_LLVM_ONLY = (1 << 6),
1555 /* Whenever calls to pinvoke functions are made directly */
1556 JIT_FLAG_DIRECT_PINVOKE = (1 << 7),
1557 /* Whenever this is a compile-all run and the result should be discarded */
1558 JIT_FLAG_DISCARD_RESULTS = (1 << 8),
1561 /* Bit-fields in the MonoBasicBlock.region */
1562 #define MONO_REGION_TRY 0
1563 #define MONO_REGION_FINALLY 16
1564 #define MONO_REGION_CATCH 32
1565 #define MONO_REGION_FAULT 64 /* Currently unused */
1566 #define MONO_REGION_FILTER 128
1568 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1570 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1571 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1573 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1575 #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))))
1577 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1578 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1581 * Control Flow Graph and compilation unit information
1585 MonoMethodHeader *header;
1586 MonoMemPool *mempool;
1588 MonoMethodVar *vars;
1590 MonoBasicBlock *bb_entry;
1591 MonoBasicBlock *bb_exit;
1592 MonoBasicBlock *bb_init;
1593 MonoBasicBlock **bblocks;
1594 MonoBasicBlock **cil_offset_to_bb;
1595 MonoMemPool *state_pool; /* used by instruction selection */
1596 MonoBasicBlock *cbb; /* used by instruction selection */
1597 MonoInst *prev_ins; /* in decompose */
1598 MonoJumpInfo *patch_info;
1599 MonoJitInfo *jit_info;
1600 MonoJitDynamicMethodInfo *dynamic_info;
1601 guint num_bblocks, max_block_num;
1603 guint num_varinfo; /* used items in varinfo */
1604 guint varinfo_count; /* total storage in varinfo */
1607 gint cil_offset_to_bb_len;
1609 MonoSpillInfo *spill_info [16]; /* machine register spills */
1611 gint spill_info_len [16];
1612 /* unsigned char *cil_code; */
1613 MonoMethod *inlined_method; /* the method which is currently inlined */
1614 MonoInst *domainvar; /* a cache for the current domain */
1615 MonoInst *got_var; /* Global Offset Table variable */
1617 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1619 MonoType **arg_types;
1620 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1621 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1622 MonoGenericContext *generic_context;
1625 MonoBackend *backend;
1628 * This variable represents the hidden argument holding the vtype
1629 * return address. If the method returns something other than a vtype, or
1630 * the vtype is returned in registers this is NULL.
1632 MonoInst *vret_addr;
1635 * This is used to initialize the cil_code field of MonoInst's.
1637 const unsigned char *ip;
1639 struct MonoAliasingInformation *aliasing_info;
1641 /* A hashtable of region ID-> SP var mappings */
1642 /* An SP var is a place to store the stack pointer (used by handlers)*/
1645 /* A hashtable of region ID -> EX var mappings */
1646 /* An EX var stores the exception object passed to catch/filter blocks */
1649 GList *ldstr_list; /* used by AOT */
1654 GHashTable *cbb_hash;
1656 /* The current virtual register number */
1659 MonoGenericSharingContext gsctx;
1660 MonoGenericContext *gsctx_context;
1662 MonoGSharedVtMethodInfo *gsharedvt_info;
1664 /* Points to the gsharedvt locals area at runtime */
1665 MonoInst *gsharedvt_locals_var;
1667 /* The localloc instruction used to initialize gsharedvt_locals_var */
1668 MonoInst *gsharedvt_locals_var_ins;
1670 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1671 MonoInst *gsharedvt_info_var;
1673 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1674 MonoInst *orig_domain_var;
1677 MonoInst *lmf_addr_var;
1679 MonoInst *stack_inbalance_var;
1681 unsigned char *cil_start;
1682 #ifdef __native_client_codegen__
1683 /* this alloc is not aligned, native_code */
1684 /* is the 32-byte aligned version of this */
1685 unsigned char *native_code_alloc;
1687 unsigned char *native_code;
1693 regmask_t used_int_regs;
1695 guint32 prof_options;
1698 guint32 verbose_level;
1699 guint32 stack_usage;
1703 guint disable_aot : 1;
1704 guint disable_ssa : 1;
1705 guint disable_llvm : 1;
1706 guint enable_extended_bblocks : 1;
1707 guint run_cctors : 1;
1708 guint need_lmf_area : 1;
1709 guint compile_aot : 1;
1711 guint compile_llvm : 1;
1712 guint got_var_allocated : 1;
1713 guint ret_var_is_local : 1;
1714 guint ret_var_set : 1;
1715 guint unverifiable : 1;
1716 guint skip_visibility : 1;
1717 guint disable_reuse_registers : 1;
1718 guint disable_reuse_stack_slots : 1;
1719 guint disable_reuse_ref_stack_slots : 1;
1720 guint disable_ref_noref_stack_slot_share : 1;
1721 guint disable_initlocals_opt : 1;
1722 guint disable_initlocals_opt_refs : 1;
1723 guint disable_omit_fp : 1;
1724 guint disable_vreg_to_lvreg : 1;
1725 guint disable_deadce_vars : 1;
1726 guint disable_out_of_line_bblocks : 1;
1727 guint disable_direct_icalls : 1;
1728 guint disable_gc_safe_points : 1;
1729 guint direct_pinvoke : 1;
1730 guint create_lmf_var : 1;
1732 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1733 * instead of being generated in emit_prolog ()/emit_epilog ().
1737 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1738 * mono_lmf_addr TLS variable.
1740 guint gen_write_barriers : 1;
1741 guint init_ref_vars : 1;
1742 guint extend_live_ranges : 1;
1743 guint compute_precise_live_ranges : 1;
1744 guint has_got_slots : 1;
1745 guint uses_rgctx_reg : 1;
1746 guint uses_vtable_reg : 1;
1747 guint uses_simd_intrinsics : 1;
1748 guint keep_cil_nops : 1;
1749 guint gen_seq_points : 1;
1750 /* Generate seq points for use by the debugger */
1751 guint gen_sdb_seq_points : 1;
1752 guint explicit_null_checks : 1;
1753 guint compute_gc_maps : 1;
1754 guint soft_breakpoints : 1;
1755 guint arch_eh_jit_info : 1;
1756 guint has_emulated_ops : 1;
1757 guint has_indirection : 1;
1758 guint has_atomic_add_i4 : 1;
1759 guint has_atomic_exchange_i4 : 1;
1760 guint has_atomic_cas_i4 : 1;
1761 guint check_pinvoke_callconv : 1;
1762 guint has_unwind_info_for_epilog : 1;
1763 guint disable_inline : 1;
1764 /* Disable inlining into caller */
1765 guint no_inline : 1;
1767 guint gsharedvt : 1;
1769 guint llvm_only : 1;
1771 gpointer debug_info;
1774 MonoProfileCoverageInfo *coverage_info;
1775 GHashTable *token_info_hash;
1776 MonoCompileArch arch;
1777 guint32 inline_depth;
1778 /* Size of memory reserved for thunks */
1782 /* Offset between the start of code and the thunks area */
1784 MonoExceptionType exception_type; /* MONO_EXCEPTION_* */
1785 guint32 exception_data;
1786 char* exception_message;
1787 gpointer exception_ptr;
1789 guint8 * encoded_unwind_ops;
1790 guint32 encoded_unwind_ops_len;
1795 /* Fields used by the local reg allocator */
1799 /* Maps vregs to their associated MonoInst's */
1800 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1801 MonoInst **vreg_to_inst;
1803 /* Size of above array */
1804 guint32 vreg_to_inst_len;
1806 /* Marks vregs which hold a GC ref */
1807 /* FIXME: Use a bitmap */
1808 gboolean *vreg_is_ref;
1810 /* Size of above array */
1811 guint32 vreg_is_ref_len;
1813 /* Marks vregs which hold a managed pointer */
1814 /* FIXME: Use a bitmap */
1815 gboolean *vreg_is_mp;
1817 /* Size of above array */
1818 guint32 vreg_is_mp_len;
1821 * The original method to compile, differs from 'method' when doing generic
1824 MonoMethod *orig_method;
1826 /* Patches which describe absolute addresses embedded into the native code */
1827 GHashTable *abs_patches;
1829 /* If the arch passes valuetypes by address, then for methods
1830 which use JMP the arch code should use these local
1831 variables to store the addresses of incoming valuetypes.
1832 The addresses should be stored in mono_arch_emit_prolog()
1833 and can be used when emitting code for OP_JMP. See
1835 MonoInst **tailcall_valuetype_addrs;
1837 /* Used to implement move_i4_to_f on archs that can't do raw
1838 copy between an ireg and a freg. This is an int32 var.*/
1839 MonoInst *iconv_raw_var;
1841 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1842 MonoInst *fconv_to_r8_x_var;
1844 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1845 MonoInst *simd_ctor_var;
1847 /* Used to implement dyn_call */
1848 MonoInst *dyn_call_var;
1851 * List of sequence points represented as IL offset+native offset pairs.
1852 * Allocated using glib.
1853 * IL offset can be -1 or 0xffffff to refer to the sequence points
1854 * inside the prolog and epilog used to implement method entry/exit events.
1856 GPtrArray *seq_points;
1858 /* The encoded sequence point info */
1859 struct MonoSeqPointInfo *seq_point_info;
1861 /* Method headers which need to be freed after compilation */
1862 GSList *headers_to_free;
1865 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1866 /* Symbol used to refer to this method in generated assembly */
1868 char *asm_debug_symbol;
1869 char *llvm_method_name;
1870 int castclass_cache_index;
1872 MonoJitExceptionInfo *llvm_ex_info;
1873 guint32 llvm_ex_info_len;
1874 int llvm_this_reg, llvm_this_offset;
1876 GSList *try_block_holes;
1878 /* DWARF location list for 'this' */
1879 GSList *this_loclist;
1881 /* DWARF location list for 'rgctx_var' */
1882 GSList *rgctx_loclist;
1884 int *gsharedvt_vreg_to_idx;
1890 /* The offsets of the locals area relative to the frame pointer */
1891 gint locals_min_stack_offset, locals_max_stack_offset;
1893 /* The current CFA rule */
1894 int cur_cfa_reg, cur_cfa_offset;
1896 /* The final CFA rule at the end of the prolog */
1897 int cfa_reg, cfa_offset;
1899 /* Points to a MonoCompileGC */
1903 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1904 * image etc, but it requires a 4 byte alignment.
1907 guint32 gc_map_size;
1909 /* Error handling */
1912 /* pointer to context datastructure used for graph dumping */
1913 MonoGraphDumper *gdump_ctx;
1916 int stat_allocate_var;
1917 int stat_locals_stack_size;
1918 int stat_basic_blocks;
1919 int stat_cil_code_size;
1921 int stat_inlineable_methods;
1922 int stat_inlined_methods;
1923 int stat_code_reallocs;
1927 MONO_CFG_HAS_ALLOCA = 1 << 0,
1928 MONO_CFG_HAS_CALLS = 1 << 1,
1929 MONO_CFG_HAS_LDELEMA = 1 << 2,
1930 MONO_CFG_HAS_VARARGS = 1 << 3,
1931 MONO_CFG_HAS_TAIL = 1 << 4,
1932 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1933 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1934 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1935 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1936 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1940 gint32 methods_compiled;
1942 gint32 methods_lookups;
1943 gint32 allocate_var;
1944 gint32 cil_code_size;
1945 gint32 native_code_size;
1946 gint32 code_reallocs;
1947 gint32 max_code_size_ratio;
1948 gint32 biggest_method_size;
1949 gint32 allocated_code_size;
1950 gint32 allocated_seq_points_size;
1951 gint32 inlineable_methods;
1952 gint32 inlined_methods;
1953 gint32 basic_blocks;
1954 gint32 max_basic_blocks;
1955 gint32 locals_stack_size;
1957 gint32 generic_virtual_invocations;
1959 gint32 alias_removed;
1960 gint32 loads_eliminated;
1961 gint32 stores_eliminated;
1962 gint32 optimized_divisions;
1963 int methods_with_llvm;
1964 int methods_without_llvm;
1965 char *max_ratio_method;
1966 char *biggest_method;
1967 double jit_method_to_ir;
1968 double jit_liveness_handle_exception_clauses;
1969 double jit_handle_out_of_line_bblock;
1970 double jit_decompose_long_opts;
1971 double jit_decompose_typechecks;
1972 double jit_local_cprop;
1973 double jit_local_emulate_ops;
1974 double jit_optimize_branches;
1975 double jit_handle_global_vregs;
1976 double jit_local_deadce;
1977 double jit_local_alias_analysis;
1978 double jit_if_conversion;
1979 double jit_bb_ordering;
1980 double jit_compile_dominator_info;
1981 double jit_compute_natural_loops;
1982 double jit_insert_safepoints;
1983 double jit_ssa_compute;
1984 double jit_ssa_cprop;
1985 double jit_ssa_deadce;
1986 double jit_perform_abc_removal;
1987 double jit_ssa_remove;
1988 double jit_local_cprop2;
1989 double jit_handle_global_vregs2;
1990 double jit_local_deadce2;
1991 double jit_optimize_branches2;
1992 double jit_decompose_vtype_opts;
1993 double jit_decompose_array_access_opts;
1994 double jit_liveness_handle_exception_clauses2;
1995 double jit_analyze_liveness;
1996 double jit_linear_scan;
1997 double jit_arch_allocate_vars;
1998 double jit_spill_global_vars;
1999 double jit_local_cprop3;
2000 double jit_local_deadce3;
2002 double jit_create_jit_info;
2003 double jit_gc_create_gc_map;
2004 double jit_save_seq_point_info;
2009 extern MonoJitStats mono_jit_stats;
2011 /* opcodes: value assigned after all the CIL opcodes */
2018 #define MINI_OP(a,b,dest,src1,src2) a,
2019 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
2021 OP_START = MONO_CEE_LAST - 1,
2022 #include "mini-ops.h"
2028 #if SIZEOF_VOID_P == 8
2029 #define OP_PCONST OP_I8CONST
2030 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
2031 #define OP_PADD OP_LADD
2032 #define OP_PADD_IMM OP_LADD_IMM
2033 #define OP_PSUB_IMM OP_LSUB_IMM
2034 #define OP_PAND_IMM OP_LAND_IMM
2035 #define OP_PXOR_IMM OP_LXOR_IMM
2036 #define OP_PSUB OP_LSUB
2037 #define OP_PMUL OP_LMUL
2038 #define OP_PMUL_IMM OP_LMUL_IMM
2039 #define OP_PNEG OP_LNEG
2040 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
2041 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
2042 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
2043 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
2044 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
2045 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
2046 #define OP_PBEQ OP_LBEQ
2047 #define OP_PCEQ OP_LCEQ
2048 #define OP_PBNE_UN OP_LBNE_UN
2049 #define OP_PBGE_UN OP_LBGE_UN
2050 #define OP_PBLT_UN OP_LBLT_UN
2051 #define OP_PBGE OP_LBGE
2052 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2053 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2055 #define OP_PCONST OP_ICONST
2056 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2057 #define OP_PADD OP_IADD
2058 #define OP_PADD_IMM OP_IADD_IMM
2059 #define OP_PSUB_IMM OP_ISUB_IMM
2060 #define OP_PAND_IMM OP_IAND_IMM
2061 #define OP_PXOR_IMM OP_IXOR_IMM
2062 #define OP_PSUB OP_ISUB
2063 #define OP_PMUL OP_IMUL
2064 #define OP_PMUL_IMM OP_IMUL_IMM
2065 #define OP_PNEG OP_INEG
2066 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2067 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2068 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2069 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2070 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2071 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2072 #define OP_PBEQ OP_IBEQ
2073 #define OP_PCEQ OP_ICEQ
2074 #define OP_PBNE_UN OP_IBNE_UN
2075 #define OP_PBGE_UN OP_IBGE_UN
2076 #define OP_PBLT_UN OP_IBLT_UN
2077 #define OP_PBGE OP_IBGE
2078 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2079 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2082 /* Opcodes to load/store regsize quantities */
2083 #if defined (__mono_ilp32__)
2084 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2085 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2087 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2088 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2115 extern const char MONO_ARCH_CPU_SPEC [];
2116 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2117 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2118 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2119 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2124 MONO_COMP_DFRONTIER = 4,
2125 MONO_COMP_DOM_REV = 8,
2126 MONO_COMP_LIVENESS = 16,
2128 MONO_COMP_SSA_DEF_USE = 64,
2129 MONO_COMP_REACHABILITY = 128,
2130 MONO_COMP_LOOPS = 256
2135 MONO_GRAPH_DTREE = 2,
2136 MONO_GRAPH_CFG_CODE = 4,
2137 MONO_GRAPH_CFG_SSA = 8,
2138 MONO_GRAPH_CFG_OPTCODE = 16
2145 } MonoJitArgumentInfo;
2148 gboolean handle_sigint;
2149 gboolean keep_delegates;
2150 gboolean reverse_pinvoke_exceptions;
2151 gboolean collect_pagefault_stats;
2152 gboolean break_on_unverified;
2153 gboolean better_cast_details;
2154 gboolean mdb_optimizations;
2155 gboolean no_gdb_backtrace;
2156 gboolean suspend_on_native_crash;
2157 gboolean suspend_on_exception;
2158 gboolean suspend_on_unhandled;
2159 gboolean dyn_runtime_invoke;
2162 gboolean use_fallback_tls;
2164 * Whenever data such as next sequence points and flags is required.
2165 * Next sequence points and flags are required by the debugger agent.
2167 gboolean gen_sdb_seq_points;
2168 gboolean no_seq_points_compact_data;
2170 * Setting single_imm_size should guarantee that each time managed code is compiled
2171 * the same instructions and registers are used, regardless of the size of used values.
2173 gboolean single_imm_size;
2174 gboolean explicit_null_checks;
2176 * Fill stack frames with 0x2a in method prologs. This helps with the
2177 * debugging of the stack marking code in the GC.
2179 gboolean init_stacks;
2182 * Whenever to implement single stepping and breakpoints without signals in the
2183 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2184 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2187 gboolean soft_breakpoints;
2189 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2191 gboolean break_on_exc;
2193 * Load AOT JIT info eagerly.
2195 gboolean load_aot_jit_info_eagerly;
2197 * Check for pinvoke calling convention mismatches.
2199 gboolean check_pinvoke_callconv;
2201 * Translate Debugger.Break () into a native breakpoint signal
2203 gboolean native_debugger_break;
2205 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2206 * identify the stack on some platforms
2208 gboolean disable_omit_fp;
2236 /* Implicit exceptions */
2238 MONO_EXC_INDEX_OUT_OF_RANGE,
2240 MONO_EXC_ARITHMETIC,
2241 MONO_EXC_DIVIDE_BY_ZERO,
2242 MONO_EXC_INVALID_CAST,
2244 MONO_EXC_ARRAY_TYPE_MISMATCH,
2246 MONO_EXC_INTRINS_NUM
2250 MINI_TOKEN_SOURCE_CLASS,
2251 MINI_TOKEN_SOURCE_METHOD,
2252 MINI_TOKEN_SOURCE_FIELD
2256 * Information about a trampoline function.
2261 * The native code of the trampoline. Not owned by this structure.
2266 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2271 * Patches required by the trampoline when aot-ing. Owned by this structure.
2275 * Unwind information. Owned by this structure.
2280 * Encoded unwind info loaded from AOT images
2283 guint32 uw_info_len;
2284 /* Whenever uw_info is owned by this structure */
2285 gboolean owns_uw_info;
2288 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2291 FILTER_IL_SEQ_POINT = 1 << 0,
2292 FILTER_NOP = 1 << 1,
2295 static inline gboolean
2296 mono_inst_filter (MonoInst *ins, int filter)
2298 if (!ins || !filter)
2301 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2304 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2310 static inline MonoInst*
2311 mono_inst_next (MonoInst *ins, int filter)
2315 } while (mono_inst_filter (ins, filter));
2320 static inline MonoInst*
2321 mono_inst_prev (MonoInst *ins, int filter)
2325 } while (mono_inst_filter (ins, filter));
2330 static inline MonoInst*
2331 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2333 MonoInst *ins = bb->code;
2334 if (mono_inst_filter (ins, filter))
2335 ins = mono_inst_next (ins, filter);
2340 static inline MonoInst*
2341 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2343 MonoInst *ins = bb->last_ins;
2344 if (mono_inst_filter (ins, filter))
2345 ins = mono_inst_prev (ins, filter);
2351 MONO_API int mono_main (int argc, char* argv[]);
2352 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2353 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2354 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2356 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2357 void mini_cleanup (MonoDomain *domain);
2358 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2359 MONO_API gboolean mini_parse_debug_option (const char *option);
2360 void mini_profiler_enable_with_options (const char *profile_options);
2363 void mono_cfg_dump_create_context (MonoCompile *cfg);
2364 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2365 void mono_cfg_dump_close_group (MonoCompile *cfg);
2366 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2368 /* helper methods */
2369 void mini_jit_init (void);
2370 void mini_jit_cleanup (void);
2371 void mono_disable_optimizations (guint32 opts);
2372 void mono_set_optimizations (guint32 opts);
2373 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2374 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2375 char* mono_opt_descr (guint32 flags);
2376 void mono_set_verbose_level (guint32 level);
2377 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2378 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2379 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2380 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2381 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2383 void mono_precompile_assemblies (void);
2384 MONO_API int mono_parse_default_optimizations (const char* p);
2385 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2386 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2387 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2388 void mono_verify_bblock (MonoBasicBlock *bb);
2389 void mono_verify_cfg (MonoCompile *cfg);
2390 void mono_constant_fold (MonoCompile *cfg);
2391 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2392 int mono_eval_cond_branch (MonoInst *branch);
2393 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2394 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2395 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2396 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2397 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2398 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2399 MonoType* mono_type_from_stack_type (MonoInst *ins);
2400 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2401 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2402 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2403 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2404 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2405 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2406 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2407 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2408 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2409 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2411 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2412 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2413 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2414 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2415 void mono_nullify_basic_block (MonoBasicBlock *bb);
2416 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2417 void mono_optimize_branches (MonoCompile *cfg);
2419 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2420 const char*mono_ji_type_to_string (MonoJumpInfoType type) MONO_LLVM_INTERNAL;
2421 void mono_print_ji (const MonoJumpInfo *ji);
2422 void mono_print_ins_index (int i, MonoInst *ins);
2423 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2424 void mono_print_ins (MonoInst *ins);
2425 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2426 void mono_print_code (MonoCompile *cfg, const char *msg);
2427 MONO_API void mono_print_method_from_ip (void *ip);
2428 MONO_API char *mono_pmip (void *ip);
2429 gboolean mono_debug_count (void);
2430 MONO_LLVM_INTERNAL const char* mono_inst_name (int op);
2431 int mono_op_to_op_imm (int opcode);
2432 int mono_op_imm_to_op (int opcode);
2433 int mono_load_membase_to_load_mem (int opcode);
2434 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2435 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2436 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2437 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2438 guint32 mono_reverse_branch_op (guint32 opcode);
2439 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2440 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2441 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2442 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2443 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2444 guint mono_patch_info_hash (gconstpointer data);
2445 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2446 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2447 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2448 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2449 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2450 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2451 gpointer mono_jit_compile_method_jit_only (MonoMethod *method, MonoError *error);
2452 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2453 MonoLMF * mono_get_lmf (void);
2454 MonoLMF** mono_get_lmf_addr (void);
2455 void mono_set_lmf (MonoLMF *lmf);
2456 void mono_push_lmf (MonoLMFExt *ext);
2457 void mono_pop_lmf (MonoLMF *lmf);
2458 MonoJitTlsData* mono_get_jit_tls (void);
2459 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2460 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2461 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2462 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2463 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2464 void mono_analyze_liveness (MonoCompile *cfg);
2465 void mono_analyze_liveness_gc (MonoCompile *cfg);
2466 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2467 void mono_global_regalloc (MonoCompile *cfg);
2468 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2469 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2470 void mono_destroy_compile (MonoCompile *cfg);
2471 void mono_empty_compile (MonoCompile *cfg);
2472 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2473 void mono_print_ins_index (int i, MonoInst *ins);
2474 void mono_print_ins (MonoInst *ins);
2475 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2476 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2477 MonoInst *mono_get_got_var (MonoCompile *cfg);
2478 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2479 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2480 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2481 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2482 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2483 void mono_create_helper_signatures (void);
2484 MonoInst* mono_emit_native_call (MonoCompile *cfg, gconstpointer func, MonoMethodSignature *sig, MonoInst **args);
2485 gboolean mini_should_insert_breakpoint (MonoMethod *method);
2487 gboolean mini_class_is_system_array (MonoClass *klass);
2488 MonoMethodSignature *mono_get_element_address_signature (int arity);
2489 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2490 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2492 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2493 void mono_linterval_print (MonoLiveInterval *interval);
2494 void mono_linterval_print_nl (MonoLiveInterval *interval);
2495 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2496 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2497 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2498 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2500 /* Native Client functions */
2501 gpointer mono_realloc_native_code(MonoCompile *cfg);
2503 #if defined(__native_client__) || defined(__native_client_codegen__)
2504 extern volatile int __nacl_thread_suspension_needed;
2505 void __nacl_suspend_thread_if_needed(void);
2506 void mono_nacl_gc(void);
2509 extern MonoDebugOptions debug_options;
2511 static inline MonoMethod*
2512 jinfo_get_method (MonoJitInfo *ji)
2514 return mono_jit_info_get_method (ji);
2518 void mono_aot_init (void);
2519 void mono_aot_cleanup (void);
2520 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2521 MonoMethod *method, MonoError *error);
2522 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2523 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2524 guint8* mono_aot_get_plt_entry (guint8 *code);
2525 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2526 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2527 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2528 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2529 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2530 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2531 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2532 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2533 gpointer mono_aot_get_trampoline (const char *name);
2534 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2535 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2536 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2537 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2538 gpointer mono_aot_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2539 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2540 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2541 guint32 mono_aot_method_hash (MonoMethod *method);
2542 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2543 void mono_aot_set_make_unreadable (gboolean unreadable);
2544 gboolean mono_aot_is_pagefault (void *ptr);
2545 void mono_aot_handle_pagefault (void *ptr);
2546 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2547 guint32 mono_aot_find_method_index (MonoMethod *method);
2548 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2549 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2550 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2551 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2553 /* This is an exported function */
2554 MONO_API void mono_aot_register_module (gpointer *aot_info);
2556 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2558 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2559 * passed to the free function.
2561 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2563 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2564 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2566 void mono_xdebug_init (const char *xdebug_opts);
2567 void mono_save_xdebug_info (MonoCompile *cfg);
2568 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2569 /* This is an exported function */
2570 void mono_xdebug_flush (void);
2572 gboolean mono_method_blittable (MonoMethod *method);
2573 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2575 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2576 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2577 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2578 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2580 void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2582 int mono_find_method_opcode (MonoMethod *method);
2583 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2584 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2585 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2586 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2588 void mono_trampolines_init (void);
2589 void mono_trampolines_cleanup (void);
2590 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2591 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2592 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2594 gboolean add_sync_wrapper,
2596 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2597 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2598 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2599 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2600 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2601 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2602 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2603 gpointer mono_create_monitor_enter_trampoline (void);
2604 gpointer mono_create_monitor_enter_v4_trampoline (void);
2605 gpointer mono_create_monitor_exit_trampoline (void);
2606 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2607 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2608 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2609 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2610 #ifndef DISABLE_REMOTING
2611 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2613 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2614 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2616 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2618 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2619 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2620 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2621 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2622 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2623 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2624 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2625 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2626 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2627 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2628 gpointer mini_get_nullified_class_init_trampoline (void);
2629 gpointer mini_get_single_step_trampoline (void);
2630 gpointer mini_get_breakpoint_trampoline (void);
2631 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2632 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2633 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2634 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2635 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2637 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2639 gboolean mono_running_on_valgrind (void);
2640 void* mono_global_codeman_reserve (int size);
2641 void mono_global_codeman_foreach (MonoCodeManagerFunc func, void *user_data);
2642 const char *mono_regname_full (int reg, int bank);
2643 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2644 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2645 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2646 void mono_remove_critical_edges (MonoCompile *cfg);
2647 gboolean mono_is_regsize_var (MonoType *t);
2648 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2649 void mini_emit_memset (MonoCompile *cfg, int destreg, int offset, int size, int val, int align);
2650 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2651 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2652 MonoInst* mini_emit_ldelema_1_ins (MonoCompile *cfg, MonoClass *klass, MonoInst *arr, MonoInst *index, gboolean bcheck);
2653 MonoInst* mini_emit_get_gsharedvt_info_klass (MonoCompile *cfg, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2654 MonoInst* mini_emit_calli (MonoCompile *cfg, MonoMethodSignature *sig, MonoInst **args, MonoInst *addr, MonoInst *imt_arg, MonoInst *rgctx_arg);
2655 MonoInst* mini_emit_memory_barrier (MonoCompile *cfg, int kind);
2656 void mini_emit_write_barrier (MonoCompile *cfg, MonoInst *ptr, MonoInst *value);
2657 MonoInst* mini_emit_memory_load (MonoCompile *cfg, MonoType *type, MonoInst *src, int offset, int ins_flag);
2658 void mini_emit_memory_store (MonoCompile *cfg, MonoType *type, MonoInst *dest, MonoInst *value, int ins_flag);
2659 void mini_emit_memory_copy_bytes (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoInst *size, int ins_flag);
2660 void mini_emit_memory_init_bytes (MonoCompile *cfg, MonoInst *dest, MonoInst *value, MonoInst *size, int ins_flag);
2661 void mini_emit_memory_copy (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native, int ins_flag);
2663 MonoMethod* mini_get_memcpy_method (void);
2664 MonoMethod* mini_get_memset_method (void);
2665 int mini_class_check_context_used (MonoCompile *cfg, MonoClass *klass);
2668 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2669 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2670 CompRelation mono_negate_cond (CompRelation cond);
2671 int mono_op_imm_to_op (int opcode);
2672 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2673 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2674 MonoUnwindOp *mono_create_unwind_op (int when,
2677 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2680 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2681 void mono_tramp_info_free (MonoTrampInfo *info);
2682 void mono_aot_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2683 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2684 int mini_exception_id_by_name (const char *name);
2685 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2687 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2688 MonoInst *return_var, MonoInst **inline_args,
2689 guint inline_offset, gboolean is_virtual_call);
2691 //the following methods could just be renamed/moved from method-to-ir.c
2692 int mini_inline_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **sp, guchar *ip,
2693 guint real_offset, gboolean inline_always);
2695 MonoInst* mini_emit_get_rgctx_klass (MonoCompile *cfg, int context_used, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2696 MonoInst* mini_emit_runtime_constant (MonoCompile *cfg, MonoJumpInfoType patch_type, gpointer data);
2697 void mini_save_cast_details (MonoCompile *cfg, MonoClass *klass, int obj_reg, gboolean null_check);
2698 void mini_reset_cast_details (MonoCompile *cfg);
2699 void mini_emit_class_check (MonoCompile *cfg, int klass_reg, MonoClass *klass);
2701 gboolean mini_class_has_reference_variant_generic_argument (MonoCompile *cfg, MonoClass *klass, int context_used);
2704 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2705 void mono_decompose_long_opts (MonoCompile *cfg);
2706 void mono_decompose_vtype_opts (MonoCompile *cfg);
2707 void mono_decompose_array_access_opts (MonoCompile *cfg);
2708 void mono_decompose_soft_float (MonoCompile *cfg);
2709 void mono_local_emulate_ops (MonoCompile *cfg);
2710 void mono_handle_global_vregs (MonoCompile *cfg);
2711 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2712 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2713 void mono_if_conversion (MonoCompile *cfg);
2718 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2719 void mini_init_delegate (MonoDelegate *del);
2720 char* mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset);
2721 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2723 /* methods that must be provided by the arch-specific port */
2724 void mono_arch_init (void);
2725 void mono_arch_finish_init (void);
2726 void mono_arch_cleanup (void);
2727 void mono_arch_cpu_init (void);
2728 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2729 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2730 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2731 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2732 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2733 void mono_codegen (MonoCompile *cfg);
2734 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2735 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2736 const char *mono_arch_regname (int reg);
2737 const char *mono_arch_fregname (int reg);
2738 void mono_arch_exceptions_init (void);
2739 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2740 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2741 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2742 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2743 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2744 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2745 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2746 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2747 gpointer mono_arch_get_get_tls_tramp (void);
2748 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2749 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2750 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2751 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2752 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2753 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2754 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2755 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2756 void mono_arch_flush_icache (guint8 *code, gint size);
2757 int mono_arch_max_epilog_size (MonoCompile *cfg);
2758 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2759 void mono_arch_emit_epilog (MonoCompile *cfg);
2760 void mono_arch_emit_exceptions (MonoCompile *cfg);
2761 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2762 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2763 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2764 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2765 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2766 void mono_arch_fill_argument_info (MonoCompile *cfg);
2767 void mono_arch_allocate_vars (MonoCompile *m);
2768 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2769 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2770 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2771 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2772 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2773 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2774 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2775 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2776 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2777 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2778 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2779 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2780 GSList* mono_arch_get_delegate_invoke_impls (void);
2781 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2782 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2783 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2784 GSList* mono_arch_get_cie_program (void);
2785 void mono_arch_set_target (char *mtriple);
2786 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2787 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2788 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2789 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2790 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2791 int mono_arch_translate_tls_offset (int offset);
2792 gboolean mono_arch_opcode_supported (int opcode);
2793 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2794 gboolean mono_arch_have_fast_tls (void);
2796 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2797 gboolean mono_arch_is_soft_float (void);
2799 static inline MONO_ALWAYS_INLINE gboolean
2800 mono_arch_is_soft_float (void)
2806 /* Soft Debug support */
2807 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2808 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2809 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2810 void mono_arch_start_single_stepping (void);
2811 void mono_arch_stop_single_stepping (void);
2812 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2813 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2814 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2815 void mono_arch_skip_single_step (MonoContext *ctx);
2816 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2817 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2821 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2822 MonoJitInfo *ji, MonoContext *ctx,
2823 MonoContext *new_ctx, MonoLMF **lmf,
2824 mgreg_t **save_locations,
2825 StackFrameInfo *frame_info);
2826 gpointer mono_arch_get_throw_exception_by_name (void);
2827 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2828 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2829 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2830 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2831 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2832 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2833 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2834 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2835 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2836 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2837 gpointer mono_arch_ip_from_context (void *sigctx);
2838 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2839 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2840 void mono_arch_flush_register_windows (void);
2841 gboolean mono_arch_is_inst_imm (gint64 imm);
2842 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2843 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2844 guint32 mono_arch_get_patch_offset (guint8 *code);
2845 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2846 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2847 void mono_arch_save_unwind_info (MonoCompile *cfg);
2848 void mono_arch_register_lowlevel_calls (void);
2849 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2850 gpointer mono_arch_get_static_rgctx_trampoline (gpointer arg, gpointer addr);
2851 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2852 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2853 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2854 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2855 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2856 int mono_arch_get_this_arg_reg (guint8 *code);
2857 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2858 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2859 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2860 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2861 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2862 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2863 gpointer mono_arch_build_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2864 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2865 guint8* mono_arch_get_call_target (guint8 *code);
2866 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2867 GSList *mono_arch_get_trampolines (gboolean aot);
2868 gpointer mono_arch_get_enter_icall_trampoline (MonoTrampInfo **info);
2870 /* Handle block guard */
2871 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2872 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2873 gpointer mono_create_handler_block_trampoline (void);
2874 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2876 /*New interruption machinery */
2878 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2881 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2884 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2887 /* Exception handling */
2888 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2890 void mono_exceptions_init (void);
2891 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2892 void mono_handle_native_crash (const char *signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2893 MONO_API void mono_print_thread_dump (void *sigctx);
2894 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2895 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2896 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2897 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2898 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2899 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2900 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2901 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2903 void mono_setup_altstack (MonoJitTlsData *tls);
2904 void mono_free_altstack (MonoJitTlsData *tls);
2905 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2906 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2907 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2908 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2910 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);
2912 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2913 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2914 void mono_restore_context (MonoContext *ctx);
2915 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2916 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2917 void mono_llvm_rethrow_exception (MonoObject *ex);
2918 void mono_llvm_throw_exception (MonoObject *ex);
2919 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2920 void mono_llvm_resume_exception (void);
2921 void mono_llvm_clear_exception (void);
2922 MonoObject *mono_llvm_load_exception (void);
2923 void mono_llvm_reset_exception (void);
2924 void mono_llvm_raise_exception (MonoException *e);
2925 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2928 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2929 MonoJitInfo *prev_ji, MonoContext *ctx,
2930 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2931 mgreg_t **save_locations,
2932 StackFrameInfo *frame);
2934 gpointer mono_get_throw_exception (void);
2935 gpointer mono_get_rethrow_exception (void);
2936 gpointer mono_get_call_filter (void);
2937 gpointer mono_get_restore_context (void);
2938 gpointer mono_get_throw_exception_by_name (void);
2939 gpointer mono_get_throw_corlib_exception (void);
2940 gpointer mono_get_throw_exception_addr (void);
2941 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2942 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2943 MonoReflectionMethod **method,
2944 gint32 *iloffset, gint32 *native_offset,
2945 MonoString **file, gint32 *line, gint32 *column);
2946 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2948 void mono_decompose_typechecks (MonoCompile *cfg);
2949 /* Dominator/SSA methods */
2950 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2951 void mono_compute_natural_loops (MonoCompile *cfg);
2952 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2953 void mono_ssa_compute (MonoCompile *cfg);
2954 void mono_ssa_remove (MonoCompile *cfg);
2955 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2956 void mono_ssa_cprop (MonoCompile *cfg);
2957 void mono_ssa_deadce (MonoCompile *cfg);
2958 void mono_ssa_strength_reduction (MonoCompile *cfg);
2959 void mono_free_loop_info (MonoCompile *cfg);
2960 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2962 void mono_ssa_compute2 (MonoCompile *cfg);
2963 void mono_ssa_remove2 (MonoCompile *cfg);
2964 void mono_ssa_cprop2 (MonoCompile *cfg);
2965 void mono_ssa_deadce2 (MonoCompile *cfg);
2967 /* debugging support */
2968 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2969 guint32 breakpoint_id);
2970 void mono_debug_open_method (MonoCompile *cfg);
2971 void mono_debug_close_method (MonoCompile *cfg);
2972 void mono_debug_free_method (MonoCompile *cfg);
2973 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2974 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2975 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2976 void mono_debug_add_aot_method (MonoDomain *domain,
2977 MonoMethod *method, guint8 *code_start,
2978 guint8 *debug_info, guint32 debug_info_len);
2979 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2980 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2982 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2985 MonoTraceSpec *mono_trace_parse_options (const char *options);
2986 void mono_trace_set_assembly (MonoAssembly *assembly);
2987 gboolean mono_trace_eval (MonoMethod *method);
2990 mono_perform_abc_removal (MonoCompile *cfg);
2992 mono_perform_abc_removal (MonoCompile *cfg);
2994 mono_perform_ssapre (MonoCompile *cfg);
2996 mono_local_cprop (MonoCompile *cfg);
2998 mono_local_cprop (MonoCompile *cfg);
3000 mono_local_deadce (MonoCompile *cfg);
3002 mono_local_alias_analysis (MonoCompile *cfg);
3004 /* Generic sharing */
3007 mono_set_generic_sharing_supported (gboolean supported);
3010 mono_set_generic_sharing_vt_supported (gboolean supported);
3013 mono_set_partial_sharing_supported (gboolean supported);
3016 mono_class_generic_sharing_enabled (MonoClass *klass);
3019 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
3022 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
3024 MonoMethodRuntimeGenericContext*
3025 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
3028 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
3031 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
3034 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
3037 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
3040 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
3041 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
3044 mono_method_construct_object_context (MonoMethod *method);
3047 mono_method_get_declaring_generic_method (MonoMethod *method);
3050 mono_generic_context_check_used (MonoGenericContext *context);
3053 mono_class_check_context_used (MonoClass *klass);
3056 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
3059 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
3062 mono_method_is_generic_impl (MonoMethod *method);
3065 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3068 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3071 mini_class_is_generic_sharable (MonoClass *klass);
3075 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3078 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3081 mini_is_gsharedvt_gparam (MonoType *t);
3083 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3085 int mono_method_check_context_used (MonoMethod *method);
3087 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3089 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3090 guint32 token, guint32 token_source, guint32 rgctx_type,
3091 gint32 rgctx_index);
3093 void mono_generic_sharing_init (void);
3094 void mono_generic_sharing_cleanup (void);
3096 MonoClass* mini_class_get_container_class (MonoClass *klass);
3097 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3099 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3100 MonoType* mini_type_get_underlying_type (MonoType *type);
3101 MonoClass* mini_get_class (MonoMethod *method, guint32 token, MonoGenericContext *context);
3102 MonoMethod* mini_get_shared_method (MonoMethod *method);
3103 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3104 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3105 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3106 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3108 int mini_type_stack_size (MonoType *t, int *align);
3109 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3110 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3111 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3113 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3115 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3116 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3118 #define MONO_TIME_TRACK(a, phase) \
3120 GTimer *timer = mono_time_track_start (); \
3122 mono_time_track_end (&(a), timer); \
3125 GTimer *mono_time_track_start (void);
3126 void mono_time_track_end (double *time, GTimer *timer);
3128 void mono_update_jit_stats (MonoCompile *cfg);
3130 gboolean mini_type_is_reference (MonoType *type);
3131 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3132 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3133 gboolean mini_is_gsharedvt_type (MonoType *t);
3134 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3135 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3136 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3137 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3138 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3139 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3140 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3141 gpointer mini_method_get_rgctx (MonoMethod *m);
3142 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3144 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3145 gint32 vcall_offset, gboolean calli);
3146 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3147 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3148 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3149 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3150 MonoMethod* mini_get_interp_in_wrapper (MonoMethodSignature *sig);
3155 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3158 SIMD_VERSION_SSE1 = 1 << 0,
3159 SIMD_VERSION_SSE2 = 1 << 1,
3160 SIMD_VERSION_SSE3 = 1 << 2,
3161 SIMD_VERSION_SSSE3 = 1 << 3,
3162 SIMD_VERSION_SSE41 = 1 << 4,
3163 SIMD_VERSION_SSE42 = 1 << 5,
3164 SIMD_VERSION_SSE4a = 1 << 6,
3165 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3166 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3167 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3170 /* this value marks the end of the bit indexes used in
3173 SIMD_VERSION_INDEX_END = 6
3188 SIMD_PREFETCH_MODE_NTA,
3189 SIMD_PREFETCH_MODE_0,
3190 SIMD_PREFETCH_MODE_1,
3191 SIMD_PREFETCH_MODE_2,
3194 const char *mono_arch_xregname (int reg);
3195 void mono_simd_simplify_indirection (MonoCompile *cfg);
3196 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3197 MonoInst* mono_emit_simd_field_load (MonoCompile *cfg, MonoClassField *field, MonoInst *addr);
3198 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3199 void mono_simd_intrinsics_init (void);
3201 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3202 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3205 #define XDEBUG_ENABLED 1
3209 /* maybe enable also for other systems? */
3210 #define ENABLE_JIT_MAP 1
3211 void mono_enable_jit_map (void);
3212 void mono_emit_jit_map (MonoJitInfo *jinfo);
3213 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3214 gboolean mono_jit_map_is_enabled (void);
3216 #define mono_enable_jit_map()
3217 #define mono_emit_jit_map(ji)
3218 #define mono_emit_jit_tramp(s,z,d)
3219 #define mono_jit_map_is_enabled() (0)
3223 * Per-OS implementation functions.
3225 void mono_runtime_install_handlers (void);
3226 gboolean mono_runtime_install_custom_handlers (const char *handlers);
3227 void mono_runtime_install_custom_handlers_usage (void);
3228 void mono_runtime_cleanup_handlers (void);
3229 void mono_runtime_setup_stat_profiler (void);
3230 void mono_runtime_shutdown_stat_profiler (void);
3231 void mono_runtime_posix_install_handlers (void);
3232 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3234 void mono_cross_helpers_run (void);
3240 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3241 // Signal handlers not available
3242 #define MONO_ARCH_NEED_DIV_CHECK 1
3245 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3246 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3247 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3248 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3249 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3251 #ifdef MONO_ARCH_VARARG_ICALLS
3252 #define ARCH_VARARG_ICALLS 1
3254 #define ARCH_VARARG_ICALLS 0
3258 * Coop support for trampolines
3260 void mono_interruption_checkpoint_from_trampoline (void);
3262 #endif /* __MONO_MINI_H__ */