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;
1222 * List of methods being JIT'd in the current thread.
1224 int active_jit_methods;
1228 * This structure is an extension of MonoLMF and contains extra information.
1232 gboolean debugger_invoke;
1233 gboolean interp_exit;
1234 MonoContext ctx; /* if debugger_invoke is TRUE */
1235 /* If interp_exit is TRUE */
1236 gpointer interp_exit_data;
1239 /* Generic sharing */
1242 * Flags for which contexts were used in inflating a generic.
1245 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1246 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1250 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1251 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1252 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1253 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1257 MONO_RGCTX_INFO_STATIC_DATA,
1258 MONO_RGCTX_INFO_KLASS,
1259 MONO_RGCTX_INFO_ELEMENT_KLASS,
1260 MONO_RGCTX_INFO_VTABLE,
1261 MONO_RGCTX_INFO_TYPE,
1262 MONO_RGCTX_INFO_REFLECTION_TYPE,
1263 MONO_RGCTX_INFO_METHOD,
1264 /* In llvmonly mode, this is a function descriptor */
1265 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1266 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1267 MONO_RGCTX_INFO_CLASS_FIELD,
1268 MONO_RGCTX_INFO_METHOD_RGCTX,
1269 MONO_RGCTX_INFO_METHOD_CONTEXT,
1270 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1271 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1272 MONO_RGCTX_INFO_CAST_CACHE,
1273 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1274 MONO_RGCTX_INFO_VALUE_SIZE,
1275 /* +1 to avoid zero values in rgctx slots */
1276 MONO_RGCTX_INFO_FIELD_OFFSET,
1277 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1278 /* In llvmonly mode, this is a function descriptor */
1279 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1280 /* Same for virtual calls */
1281 /* In llvmonly mode, this is a function descriptor */
1282 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1283 /* Same for calli, associated with a signature */
1284 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1285 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1286 /* One of MONO_GSHAREDVT_BOX_TYPE */
1287 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1288 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1289 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1290 MONO_RGCTX_INFO_LOCAL_OFFSET,
1291 MONO_RGCTX_INFO_MEMCPY,
1292 MONO_RGCTX_INFO_BZERO,
1293 /* The address of Nullable<T>.Box () */
1294 /* In llvmonly mode, this is a function descriptor */
1295 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1296 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1297 /* MONO_PATCH_INFO_VCALL_METHOD */
1298 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1300 * MONO_PATCH_INFO_VCALL_METHOD
1301 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1302 * which implements the method.
1304 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1305 /* Resolve to 2 (TRUE) or 1 (FALSE) */
1306 MONO_RGCTX_INFO_CLASS_IS_REF_OR_CONTAINS_REFS
1307 } MonoRgctxInfoType;
1309 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1310 MonoRgctxInfoType info_type;
1312 struct _MonoRuntimeGenericContextInfoTemplate *next;
1313 } MonoRuntimeGenericContextInfoTemplate;
1316 MonoClass *next_subclass;
1317 MonoRuntimeGenericContextInfoTemplate *infos;
1318 GSList *method_templates;
1319 } MonoRuntimeGenericContextTemplate;
1322 MonoVTable *class_vtable; /* must be the first element */
1323 MonoGenericInst *method_inst;
1324 gpointer infos [MONO_ZERO_LEN_ARRAY];
1325 } MonoMethodRuntimeGenericContext;
1327 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1329 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1330 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1331 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1332 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1334 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1338 MonoRuntimeGenericContextInfoTemplate *entries;
1339 int num_entries, count_entries;
1340 } MonoGSharedVtMethodInfo;
1342 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1346 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1347 * We use this instead of rgctx slots since these can be loaded using a load instead
1348 * of a call to an rgctx fetch trampoline.
1350 gpointer entries [MONO_ZERO_LEN_ARRAY];
1351 } MonoGSharedVtMethodRuntimeInfo;
1357 MonoMethodSignature *invoke_sig;
1358 MonoMethodSignature *sig;
1359 gpointer method_ptr;
1360 gpointer invoke_impl;
1362 gpointer impl_nothis;
1363 gboolean need_rgctx_tramp;
1364 } MonoDelegateTrampInfo;
1367 * A function descriptor, which is a function address + argument pair.
1368 * In llvm-only mode, these are used instead of trampolines to pass
1369 * extra arguments to runtime functions/methods.
1378 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1379 #include "patch-info.h"
1385 * We need to store the image which the token refers to along with the token,
1386 * since the image might not be the same as the image of the method which
1387 * contains the relocation, because of inlining.
1389 typedef struct MonoJumpInfoToken {
1392 gboolean has_context;
1393 MonoGenericContext context;
1394 } MonoJumpInfoToken;
1396 typedef struct MonoJumpInfoBBTable {
1397 MonoBasicBlock **table;
1399 } MonoJumpInfoBBTable;
1401 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1403 /* Contains information describing an LLVM IMT trampoline */
1404 typedef struct MonoJumpInfoImtTramp {
1407 } MonoJumpInfoImtTramp;
1409 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1412 * Represents the method which is called when a virtual call is made to METHOD
1413 * on a receiver of type KLASS.
1416 /* Receiver class */
1418 /* Virtual method */
1420 } MonoJumpInfoVirtMethod;
1422 typedef struct MonoJumpInfo MonoJumpInfo;
1423 struct MonoJumpInfo {
1425 /* Relocation type for patching */
1433 MonoJumpInfoType type;
1435 gconstpointer target;
1436 #if SIZEOF_VOID_P == 8
1446 MonoClassField *field;
1450 MonoJumpInfoToken *token;
1451 MonoJumpInfoBBTable *table;
1452 MonoJumpInfoRgctxEntry *rgctx_entry;
1453 MonoJumpInfoImtTramp *imt_tramp;
1454 MonoJumpInfoGSharedVtCall *gsharedvt;
1455 MonoGSharedVtMethodInfo *gsharedvt_method;
1456 MonoMethodSignature *sig;
1457 MonoDelegateClassMethodPair *del_tramp;
1458 /* MONO_PATCH_INFO_VIRT_METHOD */
1459 MonoJumpInfoVirtMethod *virt_method;
1464 * Contains information for computing the
1465 * property given by INFO_TYPE of the runtime
1466 * object described by DATA.
1468 struct MonoJumpInfoRgctxEntry {
1471 MonoJumpInfo *data; /* describes the data to be loaded */
1472 MonoRgctxInfoType info_type;
1475 /* Contains information about a gsharedvt call */
1476 struct MonoJumpInfoGSharedVtCall {
1477 /* The original signature of the call */
1478 MonoMethodSignature *sig;
1479 /* The method which is called */
1484 MONO_TRAMPOLINE_JIT,
1485 MONO_TRAMPOLINE_JUMP,
1486 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1487 MONO_TRAMPOLINE_AOT,
1488 MONO_TRAMPOLINE_AOT_PLT,
1489 MONO_TRAMPOLINE_DELEGATE,
1490 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1491 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1492 MONO_TRAMPOLINE_VCALL,
1493 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1495 } MonoTrampolineType;
1497 /* These trampolines return normally to their caller */
1498 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1499 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1500 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1502 /* These trampolines receive an argument directly in a register */
1503 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1504 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1506 /* optimization flags */
1507 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1509 #include "optflags-def.h"
1514 * This structure represents a JIT backend.
1517 guint have_card_table_wb : 1;
1518 guint have_op_generic_class_init : 1;
1519 guint emulate_mul_div : 1;
1520 guint emulate_div : 1;
1521 guint emulate_long_shift_opts : 1;
1522 guint have_objc_get_selector : 1;
1523 guint have_generalized_imt_trampoline : 1;
1524 guint have_liverange_ops: 1;
1525 guint have_op_tail_call : 1;
1526 guint have_dummy_init : 1;
1527 guint gshared_supported : 1;
1528 guint use_fpstack : 1;
1530 guint need_got_var : 1;
1531 guint need_div_check : 1;
1532 guint no_unaligned_access : 1;
1533 guint disable_div_with_mul : 1;
1534 int monitor_enter_adjustment;
1535 int dyn_call_param_area;
1538 /* Flags for mini_method_compile () */
1540 /* Whenever to run cctors during JITting */
1541 JIT_FLAG_RUN_CCTORS = (1 << 0),
1542 /* Whenever this is an AOT compilation */
1543 JIT_FLAG_AOT = (1 << 1),
1544 /* Whenever this is a full AOT compilation */
1545 JIT_FLAG_FULL_AOT = (1 << 2),
1546 /* Whenever to compile with LLVM */
1547 JIT_FLAG_LLVM = (1 << 3),
1548 /* Whenever to disable direct calls to icall functions */
1549 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1550 /* Emit explicit null checks */
1551 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1552 /* Whenever to compile in llvm-only mode */
1553 JIT_FLAG_LLVM_ONLY = (1 << 6),
1554 /* Whenever calls to pinvoke functions are made directly */
1555 JIT_FLAG_DIRECT_PINVOKE = (1 << 7),
1556 /* Whenever this is a compile-all run and the result should be discarded */
1557 JIT_FLAG_DISCARD_RESULTS = (1 << 8),
1560 /* Bit-fields in the MonoBasicBlock.region */
1561 #define MONO_REGION_TRY 0
1562 #define MONO_REGION_FINALLY 16
1563 #define MONO_REGION_CATCH 32
1564 #define MONO_REGION_FAULT 64 /* Currently unused */
1565 #define MONO_REGION_FILTER 128
1567 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1569 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1570 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1572 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1574 #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))))
1576 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1577 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1580 * Control Flow Graph and compilation unit information
1584 MonoMethodHeader *header;
1585 MonoMemPool *mempool;
1587 MonoMethodVar *vars;
1589 MonoBasicBlock *bb_entry;
1590 MonoBasicBlock *bb_exit;
1591 MonoBasicBlock *bb_init;
1592 MonoBasicBlock **bblocks;
1593 MonoBasicBlock **cil_offset_to_bb;
1594 MonoMemPool *state_pool; /* used by instruction selection */
1595 MonoBasicBlock *cbb; /* used by instruction selection */
1596 MonoInst *prev_ins; /* in decompose */
1597 MonoJumpInfo *patch_info;
1598 MonoJitInfo *jit_info;
1599 MonoJitDynamicMethodInfo *dynamic_info;
1600 guint num_bblocks, max_block_num;
1602 guint num_varinfo; /* used items in varinfo */
1603 guint varinfo_count; /* total storage in varinfo */
1606 gint cil_offset_to_bb_len;
1608 MonoSpillInfo *spill_info [16]; /* machine register spills */
1610 gint spill_info_len [16];
1611 /* unsigned char *cil_code; */
1612 MonoMethod *inlined_method; /* the method which is currently inlined */
1613 MonoInst *domainvar; /* a cache for the current domain */
1614 MonoInst *got_var; /* Global Offset Table variable */
1616 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1618 MonoType **arg_types;
1619 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1620 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1621 MonoGenericContext *generic_context;
1624 MonoBackend *backend;
1627 * This variable represents the hidden argument holding the vtype
1628 * return address. If the method returns something other than a vtype, or
1629 * the vtype is returned in registers this is NULL.
1631 MonoInst *vret_addr;
1634 * This is used to initialize the cil_code field of MonoInst's.
1636 const unsigned char *ip;
1638 struct MonoAliasingInformation *aliasing_info;
1640 /* A hashtable of region ID-> SP var mappings */
1641 /* An SP var is a place to store the stack pointer (used by handlers)*/
1644 /* A hashtable of region ID -> EX var mappings */
1645 /* An EX var stores the exception object passed to catch/filter blocks */
1648 GList *ldstr_list; /* used by AOT */
1653 GHashTable *cbb_hash;
1655 /* The current virtual register number */
1658 MonoGenericSharingContext gsctx;
1659 MonoGenericContext *gsctx_context;
1661 MonoGSharedVtMethodInfo *gsharedvt_info;
1663 /* Points to the gsharedvt locals area at runtime */
1664 MonoInst *gsharedvt_locals_var;
1666 /* The localloc instruction used to initialize gsharedvt_locals_var */
1667 MonoInst *gsharedvt_locals_var_ins;
1669 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1670 MonoInst *gsharedvt_info_var;
1672 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1673 MonoInst *orig_domain_var;
1676 MonoInst *lmf_addr_var;
1678 MonoInst *stack_inbalance_var;
1680 unsigned char *cil_start;
1681 #ifdef __native_client_codegen__
1682 /* this alloc is not aligned, native_code */
1683 /* is the 32-byte aligned version of this */
1684 unsigned char *native_code_alloc;
1686 unsigned char *native_code;
1692 regmask_t used_int_regs;
1694 guint32 prof_options;
1697 guint32 verbose_level;
1698 guint32 stack_usage;
1702 guint disable_aot : 1;
1703 guint disable_ssa : 1;
1704 guint disable_llvm : 1;
1705 guint enable_extended_bblocks : 1;
1706 guint run_cctors : 1;
1707 guint need_lmf_area : 1;
1708 guint compile_aot : 1;
1710 guint compile_llvm : 1;
1711 guint got_var_allocated : 1;
1712 guint ret_var_is_local : 1;
1713 guint ret_var_set : 1;
1714 guint unverifiable : 1;
1715 guint skip_visibility : 1;
1716 guint disable_reuse_registers : 1;
1717 guint disable_reuse_stack_slots : 1;
1718 guint disable_reuse_ref_stack_slots : 1;
1719 guint disable_ref_noref_stack_slot_share : 1;
1720 guint disable_initlocals_opt : 1;
1721 guint disable_initlocals_opt_refs : 1;
1722 guint disable_omit_fp : 1;
1723 guint disable_vreg_to_lvreg : 1;
1724 guint disable_deadce_vars : 1;
1725 guint disable_out_of_line_bblocks : 1;
1726 guint disable_direct_icalls : 1;
1727 guint disable_gc_safe_points : 1;
1728 guint direct_pinvoke : 1;
1729 guint create_lmf_var : 1;
1731 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1732 * instead of being generated in emit_prolog ()/emit_epilog ().
1736 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1737 * mono_lmf_addr TLS variable.
1739 guint gen_write_barriers : 1;
1740 guint init_ref_vars : 1;
1741 guint extend_live_ranges : 1;
1742 guint compute_precise_live_ranges : 1;
1743 guint has_got_slots : 1;
1744 guint uses_rgctx_reg : 1;
1745 guint uses_vtable_reg : 1;
1746 guint uses_simd_intrinsics : 1;
1747 guint keep_cil_nops : 1;
1748 guint gen_seq_points : 1;
1749 /* Generate seq points for use by the debugger */
1750 guint gen_sdb_seq_points : 1;
1751 guint explicit_null_checks : 1;
1752 guint compute_gc_maps : 1;
1753 guint soft_breakpoints : 1;
1754 guint arch_eh_jit_info : 1;
1755 guint has_emulated_ops : 1;
1756 guint has_indirection : 1;
1757 guint has_atomic_add_i4 : 1;
1758 guint has_atomic_exchange_i4 : 1;
1759 guint has_atomic_cas_i4 : 1;
1760 guint check_pinvoke_callconv : 1;
1761 guint has_unwind_info_for_epilog : 1;
1762 guint disable_inline : 1;
1763 /* Disable inlining into caller */
1764 guint no_inline : 1;
1766 guint gsharedvt : 1;
1768 guint llvm_only : 1;
1770 gpointer debug_info;
1773 MonoProfileCoverageInfo *coverage_info;
1774 GHashTable *token_info_hash;
1775 MonoCompileArch arch;
1776 guint32 inline_depth;
1777 /* Size of memory reserved for thunks */
1781 /* Offset between the start of code and the thunks area */
1783 MonoExceptionType exception_type; /* MONO_EXCEPTION_* */
1784 guint32 exception_data;
1785 char* exception_message;
1786 gpointer exception_ptr;
1788 guint8 * encoded_unwind_ops;
1789 guint32 encoded_unwind_ops_len;
1794 /* Fields used by the local reg allocator */
1798 /* Maps vregs to their associated MonoInst's */
1799 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1800 MonoInst **vreg_to_inst;
1802 /* Size of above array */
1803 guint32 vreg_to_inst_len;
1805 /* Marks vregs which hold a GC ref */
1806 /* FIXME: Use a bitmap */
1807 gboolean *vreg_is_ref;
1809 /* Size of above array */
1810 guint32 vreg_is_ref_len;
1812 /* Marks vregs which hold a managed pointer */
1813 /* FIXME: Use a bitmap */
1814 gboolean *vreg_is_mp;
1816 /* Size of above array */
1817 guint32 vreg_is_mp_len;
1820 * The original method to compile, differs from 'method' when doing generic
1823 MonoMethod *orig_method;
1825 /* Patches which describe absolute addresses embedded into the native code */
1826 GHashTable *abs_patches;
1828 /* If the arch passes valuetypes by address, then for methods
1829 which use JMP the arch code should use these local
1830 variables to store the addresses of incoming valuetypes.
1831 The addresses should be stored in mono_arch_emit_prolog()
1832 and can be used when emitting code for OP_JMP. See
1834 MonoInst **tailcall_valuetype_addrs;
1836 /* Used to implement move_i4_to_f on archs that can't do raw
1837 copy between an ireg and a freg. This is an int32 var.*/
1838 MonoInst *iconv_raw_var;
1840 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1841 MonoInst *fconv_to_r8_x_var;
1843 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1844 MonoInst *simd_ctor_var;
1846 /* Used to implement dyn_call */
1847 MonoInst *dyn_call_var;
1850 * List of sequence points represented as IL offset+native offset pairs.
1851 * Allocated using glib.
1852 * IL offset can be -1 or 0xffffff to refer to the sequence points
1853 * inside the prolog and epilog used to implement method entry/exit events.
1855 GPtrArray *seq_points;
1857 /* The encoded sequence point info */
1858 struct MonoSeqPointInfo *seq_point_info;
1860 /* Method headers which need to be freed after compilation */
1861 GSList *headers_to_free;
1864 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1865 /* Symbol used to refer to this method in generated assembly */
1867 char *asm_debug_symbol;
1868 char *llvm_method_name;
1869 int castclass_cache_index;
1871 MonoJitExceptionInfo *llvm_ex_info;
1872 guint32 llvm_ex_info_len;
1873 int llvm_this_reg, llvm_this_offset;
1875 GSList *try_block_holes;
1877 /* DWARF location list for 'this' */
1878 GSList *this_loclist;
1880 /* DWARF location list for 'rgctx_var' */
1881 GSList *rgctx_loclist;
1883 int *gsharedvt_vreg_to_idx;
1889 /* The offsets of the locals area relative to the frame pointer */
1890 gint locals_min_stack_offset, locals_max_stack_offset;
1892 /* The current CFA rule */
1893 int cur_cfa_reg, cur_cfa_offset;
1895 /* The final CFA rule at the end of the prolog */
1896 int cfa_reg, cfa_offset;
1898 /* Points to a MonoCompileGC */
1902 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1903 * image etc, but it requires a 4 byte alignment.
1906 guint32 gc_map_size;
1908 /* Error handling */
1911 /* pointer to context datastructure used for graph dumping */
1912 MonoGraphDumper *gdump_ctx;
1915 int stat_allocate_var;
1916 int stat_locals_stack_size;
1917 int stat_basic_blocks;
1918 int stat_cil_code_size;
1920 int stat_inlineable_methods;
1921 int stat_inlined_methods;
1922 int stat_code_reallocs;
1926 MONO_CFG_HAS_ALLOCA = 1 << 0,
1927 MONO_CFG_HAS_CALLS = 1 << 1,
1928 MONO_CFG_HAS_LDELEMA = 1 << 2,
1929 MONO_CFG_HAS_VARARGS = 1 << 3,
1930 MONO_CFG_HAS_TAIL = 1 << 4,
1931 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1932 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1933 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1934 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1935 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1939 gint32 methods_compiled;
1941 gint32 methods_lookups;
1942 gint32 allocate_var;
1943 gint32 cil_code_size;
1944 gint32 native_code_size;
1945 gint32 code_reallocs;
1946 gint32 max_code_size_ratio;
1947 gint32 biggest_method_size;
1948 gint32 allocated_code_size;
1949 gint32 allocated_seq_points_size;
1950 gint32 inlineable_methods;
1951 gint32 inlined_methods;
1952 gint32 basic_blocks;
1953 gint32 max_basic_blocks;
1954 gint32 locals_stack_size;
1956 gint32 generic_virtual_invocations;
1958 gint32 alias_removed;
1959 gint32 loads_eliminated;
1960 gint32 stores_eliminated;
1961 gint32 optimized_divisions;
1962 int methods_with_llvm;
1963 int methods_without_llvm;
1964 char *max_ratio_method;
1965 char *biggest_method;
1966 double jit_method_to_ir;
1967 double jit_liveness_handle_exception_clauses;
1968 double jit_handle_out_of_line_bblock;
1969 double jit_decompose_long_opts;
1970 double jit_decompose_typechecks;
1971 double jit_local_cprop;
1972 double jit_local_emulate_ops;
1973 double jit_optimize_branches;
1974 double jit_handle_global_vregs;
1975 double jit_local_deadce;
1976 double jit_local_alias_analysis;
1977 double jit_if_conversion;
1978 double jit_bb_ordering;
1979 double jit_compile_dominator_info;
1980 double jit_compute_natural_loops;
1981 double jit_insert_safepoints;
1982 double jit_ssa_compute;
1983 double jit_ssa_cprop;
1984 double jit_ssa_deadce;
1985 double jit_perform_abc_removal;
1986 double jit_ssa_remove;
1987 double jit_local_cprop2;
1988 double jit_handle_global_vregs2;
1989 double jit_local_deadce2;
1990 double jit_optimize_branches2;
1991 double jit_decompose_vtype_opts;
1992 double jit_decompose_array_access_opts;
1993 double jit_liveness_handle_exception_clauses2;
1994 double jit_analyze_liveness;
1995 double jit_linear_scan;
1996 double jit_arch_allocate_vars;
1997 double jit_spill_global_vars;
1998 double jit_local_cprop3;
1999 double jit_local_deadce3;
2001 double jit_create_jit_info;
2002 double jit_gc_create_gc_map;
2003 double jit_save_seq_point_info;
2008 extern MonoJitStats mono_jit_stats;
2010 /* opcodes: value assigned after all the CIL opcodes */
2017 #define MINI_OP(a,b,dest,src1,src2) a,
2018 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
2020 OP_START = MONO_CEE_LAST - 1,
2021 #include "mini-ops.h"
2027 #if SIZEOF_VOID_P == 8
2028 #define OP_PCONST OP_I8CONST
2029 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
2030 #define OP_PADD OP_LADD
2031 #define OP_PADD_IMM OP_LADD_IMM
2032 #define OP_PSUB_IMM OP_LSUB_IMM
2033 #define OP_PAND_IMM OP_LAND_IMM
2034 #define OP_PXOR_IMM OP_LXOR_IMM
2035 #define OP_PSUB OP_LSUB
2036 #define OP_PMUL OP_LMUL
2037 #define OP_PMUL_IMM OP_LMUL_IMM
2038 #define OP_PNEG OP_LNEG
2039 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
2040 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
2041 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
2042 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
2043 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
2044 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
2045 #define OP_PBEQ OP_LBEQ
2046 #define OP_PCEQ OP_LCEQ
2047 #define OP_PBNE_UN OP_LBNE_UN
2048 #define OP_PBGE_UN OP_LBGE_UN
2049 #define OP_PBLT_UN OP_LBLT_UN
2050 #define OP_PBGE OP_LBGE
2051 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2052 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2054 #define OP_PCONST OP_ICONST
2055 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2056 #define OP_PADD OP_IADD
2057 #define OP_PADD_IMM OP_IADD_IMM
2058 #define OP_PSUB_IMM OP_ISUB_IMM
2059 #define OP_PAND_IMM OP_IAND_IMM
2060 #define OP_PXOR_IMM OP_IXOR_IMM
2061 #define OP_PSUB OP_ISUB
2062 #define OP_PMUL OP_IMUL
2063 #define OP_PMUL_IMM OP_IMUL_IMM
2064 #define OP_PNEG OP_INEG
2065 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2066 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2067 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2068 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2069 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2070 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2071 #define OP_PBEQ OP_IBEQ
2072 #define OP_PCEQ OP_ICEQ
2073 #define OP_PBNE_UN OP_IBNE_UN
2074 #define OP_PBGE_UN OP_IBGE_UN
2075 #define OP_PBLT_UN OP_IBLT_UN
2076 #define OP_PBGE OP_IBGE
2077 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2078 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2081 /* Opcodes to load/store regsize quantities */
2082 #if defined (__mono_ilp32__)
2083 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2084 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2086 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2087 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2114 extern const char MONO_ARCH_CPU_SPEC [];
2115 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2116 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2117 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2118 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2123 MONO_COMP_DFRONTIER = 4,
2124 MONO_COMP_DOM_REV = 8,
2125 MONO_COMP_LIVENESS = 16,
2127 MONO_COMP_SSA_DEF_USE = 64,
2128 MONO_COMP_REACHABILITY = 128,
2129 MONO_COMP_LOOPS = 256
2134 MONO_GRAPH_DTREE = 2,
2135 MONO_GRAPH_CFG_CODE = 4,
2136 MONO_GRAPH_CFG_SSA = 8,
2137 MONO_GRAPH_CFG_OPTCODE = 16
2144 } MonoJitArgumentInfo;
2147 gboolean handle_sigint;
2148 gboolean keep_delegates;
2149 gboolean reverse_pinvoke_exceptions;
2150 gboolean collect_pagefault_stats;
2151 gboolean break_on_unverified;
2152 gboolean better_cast_details;
2153 gboolean mdb_optimizations;
2154 gboolean no_gdb_backtrace;
2155 gboolean suspend_on_native_crash;
2156 gboolean suspend_on_exception;
2157 gboolean suspend_on_unhandled;
2158 gboolean dyn_runtime_invoke;
2161 gboolean use_fallback_tls;
2163 * Whenever data such as next sequence points and flags is required.
2164 * Next sequence points and flags are required by the debugger agent.
2166 gboolean gen_sdb_seq_points;
2167 gboolean no_seq_points_compact_data;
2169 * Setting single_imm_size should guarantee that each time managed code is compiled
2170 * the same instructions and registers are used, regardless of the size of used values.
2172 gboolean single_imm_size;
2173 gboolean explicit_null_checks;
2175 * Fill stack frames with 0x2a in method prologs. This helps with the
2176 * debugging of the stack marking code in the GC.
2178 gboolean init_stacks;
2181 * Whenever to implement single stepping and breakpoints without signals in the
2182 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2183 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2186 gboolean soft_breakpoints;
2188 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2190 gboolean break_on_exc;
2192 * Load AOT JIT info eagerly.
2194 gboolean load_aot_jit_info_eagerly;
2196 * Check for pinvoke calling convention mismatches.
2198 gboolean check_pinvoke_callconv;
2200 * Translate Debugger.Break () into a native breakpoint signal
2202 gboolean native_debugger_break;
2204 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2205 * identify the stack on some platforms
2207 gboolean disable_omit_fp;
2235 /* Implicit exceptions */
2237 MONO_EXC_INDEX_OUT_OF_RANGE,
2239 MONO_EXC_ARITHMETIC,
2240 MONO_EXC_DIVIDE_BY_ZERO,
2241 MONO_EXC_INVALID_CAST,
2243 MONO_EXC_ARRAY_TYPE_MISMATCH,
2245 MONO_EXC_INTRINS_NUM
2249 MINI_TOKEN_SOURCE_CLASS,
2250 MINI_TOKEN_SOURCE_METHOD,
2251 MINI_TOKEN_SOURCE_FIELD
2255 * Information about a trampoline function.
2260 * The native code of the trampoline. Not owned by this structure.
2265 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2270 * Patches required by the trampoline when aot-ing. Owned by this structure.
2274 * Unwind information. Owned by this structure.
2279 * Encoded unwind info loaded from AOT images
2282 guint32 uw_info_len;
2283 /* Whenever uw_info is owned by this structure */
2284 gboolean owns_uw_info;
2287 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2290 FILTER_IL_SEQ_POINT = 1 << 0,
2291 FILTER_NOP = 1 << 1,
2294 static inline gboolean
2295 mono_inst_filter (MonoInst *ins, int filter)
2297 if (!ins || !filter)
2300 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2303 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2309 static inline MonoInst*
2310 mono_inst_next (MonoInst *ins, int filter)
2314 } while (mono_inst_filter (ins, filter));
2319 static inline MonoInst*
2320 mono_inst_prev (MonoInst *ins, int filter)
2324 } while (mono_inst_filter (ins, filter));
2329 static inline MonoInst*
2330 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2332 MonoInst *ins = bb->code;
2333 if (mono_inst_filter (ins, filter))
2334 ins = mono_inst_next (ins, filter);
2339 static inline MonoInst*
2340 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2342 MonoInst *ins = bb->last_ins;
2343 if (mono_inst_filter (ins, filter))
2344 ins = mono_inst_prev (ins, filter);
2350 MONO_API int mono_main (int argc, char* argv[]);
2351 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2352 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2353 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2355 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2356 void mini_cleanup (MonoDomain *domain);
2357 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2358 MONO_API gboolean mini_parse_debug_option (const char *option);
2359 void mini_profiler_enable_with_options (const char *profile_options);
2362 void mono_cfg_dump_create_context (MonoCompile *cfg);
2363 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2364 void mono_cfg_dump_close_group (MonoCompile *cfg);
2365 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2367 /* helper methods */
2368 void mini_jit_init (void);
2369 void mini_jit_cleanup (void);
2370 void mono_disable_optimizations (guint32 opts);
2371 void mono_set_optimizations (guint32 opts);
2372 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2373 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2374 char* mono_opt_descr (guint32 flags);
2375 void mono_set_verbose_level (guint32 level);
2376 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2377 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2378 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2379 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2380 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2382 void mono_precompile_assemblies (void);
2383 MONO_API int mono_parse_default_optimizations (const char* p);
2384 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2385 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2386 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2387 void mono_verify_bblock (MonoBasicBlock *bb);
2388 void mono_verify_cfg (MonoCompile *cfg);
2389 void mono_constant_fold (MonoCompile *cfg);
2390 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2391 int mono_eval_cond_branch (MonoInst *branch);
2392 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2393 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2394 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2395 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2396 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2397 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2398 MonoType* mono_type_from_stack_type (MonoInst *ins);
2399 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2400 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2401 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2402 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2403 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2404 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2405 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2406 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2407 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2408 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2410 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2411 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2412 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2413 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2414 void mono_nullify_basic_block (MonoBasicBlock *bb);
2415 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2416 void mono_optimize_branches (MonoCompile *cfg);
2418 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2419 const char*mono_ji_type_to_string (MonoJumpInfoType type) MONO_LLVM_INTERNAL;
2420 void mono_print_ji (const MonoJumpInfo *ji);
2421 void mono_print_ins_index (int i, MonoInst *ins);
2422 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2423 void mono_print_ins (MonoInst *ins);
2424 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2425 void mono_print_code (MonoCompile *cfg, const char *msg);
2426 MONO_API void mono_print_method_from_ip (void *ip);
2427 MONO_API char *mono_pmip (void *ip);
2428 gboolean mono_debug_count (void);
2429 MONO_LLVM_INTERNAL const char* mono_inst_name (int op);
2430 int mono_op_to_op_imm (int opcode);
2431 int mono_op_imm_to_op (int opcode);
2432 int mono_load_membase_to_load_mem (int opcode);
2433 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2434 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2435 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2436 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2437 guint32 mono_reverse_branch_op (guint32 opcode);
2438 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2439 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2440 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2441 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2442 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2443 guint mono_patch_info_hash (gconstpointer data);
2444 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2445 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2446 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2447 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2448 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2449 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2450 gpointer mono_jit_compile_method_jit_only (MonoMethod *method, MonoError *error);
2451 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2452 MonoLMF * mono_get_lmf (void);
2453 MonoLMF** mono_get_lmf_addr (void);
2454 void mono_set_lmf (MonoLMF *lmf);
2455 void mono_push_lmf (MonoLMFExt *ext);
2456 void mono_pop_lmf (MonoLMF *lmf);
2457 MonoJitTlsData* mono_get_jit_tls (void);
2458 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2459 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2460 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2461 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2462 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2463 void mono_analyze_liveness (MonoCompile *cfg);
2464 void mono_analyze_liveness_gc (MonoCompile *cfg);
2465 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2466 void mono_global_regalloc (MonoCompile *cfg);
2467 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2468 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2469 void mono_destroy_compile (MonoCompile *cfg);
2470 void mono_empty_compile (MonoCompile *cfg);
2471 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2472 void mono_print_ins_index (int i, MonoInst *ins);
2473 void mono_print_ins (MonoInst *ins);
2474 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2475 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2476 MonoInst *mono_get_got_var (MonoCompile *cfg);
2477 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2478 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2479 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2480 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2481 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2482 void mono_create_helper_signatures (void);
2483 MonoInst* mono_emit_native_call (MonoCompile *cfg, gconstpointer func, MonoMethodSignature *sig, MonoInst **args);
2485 gboolean mini_class_is_system_array (MonoClass *klass);
2486 MonoMethodSignature *mono_get_element_address_signature (int arity);
2487 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2488 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2490 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2491 void mono_linterval_print (MonoLiveInterval *interval);
2492 void mono_linterval_print_nl (MonoLiveInterval *interval);
2493 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2494 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2495 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2496 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2498 /* Native Client functions */
2499 gpointer mono_realloc_native_code(MonoCompile *cfg);
2501 #if defined(__native_client__) || defined(__native_client_codegen__)
2502 extern volatile int __nacl_thread_suspension_needed;
2503 void __nacl_suspend_thread_if_needed(void);
2504 void mono_nacl_gc(void);
2507 extern MonoDebugOptions debug_options;
2509 static inline MonoMethod*
2510 jinfo_get_method (MonoJitInfo *ji)
2512 return mono_jit_info_get_method (ji);
2516 void mono_aot_init (void);
2517 void mono_aot_cleanup (void);
2518 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2519 MonoMethod *method, MonoError *error);
2520 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2521 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2522 guint8* mono_aot_get_plt_entry (guint8 *code);
2523 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2524 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2525 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2526 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2527 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2528 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2529 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2530 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2531 gpointer mono_aot_get_trampoline (const char *name);
2532 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2533 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2534 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2535 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2536 gpointer mono_aot_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2537 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2538 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2539 guint32 mono_aot_method_hash (MonoMethod *method);
2540 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2541 void mono_aot_set_make_unreadable (gboolean unreadable);
2542 gboolean mono_aot_is_pagefault (void *ptr);
2543 void mono_aot_handle_pagefault (void *ptr);
2544 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2545 guint32 mono_aot_find_method_index (MonoMethod *method);
2546 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2547 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2548 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2549 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2551 /* This is an exported function */
2552 MONO_API void mono_aot_register_module (gpointer *aot_info);
2554 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2556 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2557 * passed to the free function.
2559 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2561 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2562 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2564 void mono_xdebug_init (const char *xdebug_opts);
2565 void mono_save_xdebug_info (MonoCompile *cfg);
2566 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2567 /* This is an exported function */
2568 void mono_xdebug_flush (void);
2570 gboolean mono_method_blittable (MonoMethod *method);
2571 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2573 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2574 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2575 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2576 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2578 void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2580 int mono_find_method_opcode (MonoMethod *method);
2581 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2582 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2583 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2584 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2586 void mono_trampolines_init (void);
2587 void mono_trampolines_cleanup (void);
2588 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2589 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2590 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2592 gboolean add_sync_wrapper,
2594 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2595 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2596 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2597 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2598 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2599 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2600 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2601 gpointer mono_create_monitor_enter_trampoline (void);
2602 gpointer mono_create_monitor_enter_v4_trampoline (void);
2603 gpointer mono_create_monitor_exit_trampoline (void);
2604 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2605 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2606 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2607 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2608 #ifndef DISABLE_REMOTING
2609 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2611 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2612 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2614 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2616 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2617 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2618 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2619 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2620 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2621 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2622 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2623 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2624 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2625 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2626 gpointer mini_get_nullified_class_init_trampoline (void);
2627 gpointer mini_get_single_step_trampoline (void);
2628 gpointer mini_get_breakpoint_trampoline (void);
2629 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2630 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2631 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2632 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2633 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2635 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2637 gboolean mono_running_on_valgrind (void);
2638 void* mono_global_codeman_reserve (int size);
2639 void mono_global_codeman_foreach (MonoCodeManagerFunc func, void *user_data);
2640 const char *mono_regname_full (int reg, int bank);
2641 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2642 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2643 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2644 void mono_remove_critical_edges (MonoCompile *cfg);
2645 gboolean mono_is_regsize_var (MonoType *t);
2646 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2647 void mini_emit_memset (MonoCompile *cfg, int destreg, int offset, int size, int val, int align);
2648 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2649 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2650 MonoInst* mini_emit_ldelema_1_ins (MonoCompile *cfg, MonoClass *klass, MonoInst *arr, MonoInst *index, gboolean bcheck);
2651 MonoInst* mini_emit_get_gsharedvt_info_klass (MonoCompile *cfg, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2652 MonoInst* mini_emit_calli (MonoCompile *cfg, MonoMethodSignature *sig, MonoInst **args, MonoInst *addr, MonoInst *imt_arg, MonoInst *rgctx_arg);
2653 MonoInst* mini_emit_memory_barrier (MonoCompile *cfg, int kind);
2654 void mini_emit_write_barrier (MonoCompile *cfg, MonoInst *ptr, MonoInst *value);
2655 MonoInst* mini_emit_memory_load (MonoCompile *cfg, MonoType *type, MonoInst *src, int offset, int ins_flag);
2656 void mini_emit_memory_store (MonoCompile *cfg, MonoType *type, MonoInst *dest, MonoInst *value, int ins_flag);
2657 void mini_emit_memory_copy_bytes (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoInst *size, int ins_flag);
2658 void mini_emit_memory_init_bytes (MonoCompile *cfg, MonoInst *dest, MonoInst *value, MonoInst *size, int ins_flag);
2659 void mini_emit_memory_copy (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native, int ins_flag);
2661 MonoMethod* mini_get_memcpy_method (void);
2662 MonoMethod* mini_get_memset_method (void);
2663 int mini_class_check_context_used (MonoCompile *cfg, MonoClass *klass);
2666 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2667 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2668 CompRelation mono_negate_cond (CompRelation cond);
2669 int mono_op_imm_to_op (int opcode);
2670 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2671 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2672 MonoUnwindOp *mono_create_unwind_op (int when,
2675 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2678 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2679 void mono_tramp_info_free (MonoTrampInfo *info);
2680 void mono_aot_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2681 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2682 int mini_exception_id_by_name (const char *name);
2683 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2685 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2686 MonoInst *return_var, MonoInst **inline_args,
2687 guint inline_offset, gboolean is_virtual_call);
2689 //the following methods could just be renamed/moved from method-to-ir.c
2690 int mini_inline_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **sp, guchar *ip,
2691 guint real_offset, gboolean inline_always);
2693 MonoInst* mini_emit_get_rgctx_klass (MonoCompile *cfg, int context_used, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2694 MonoInst* mini_emit_runtime_constant (MonoCompile *cfg, MonoJumpInfoType patch_type, gpointer data);
2695 void mini_save_cast_details (MonoCompile *cfg, MonoClass *klass, int obj_reg, gboolean null_check);
2696 void mini_reset_cast_details (MonoCompile *cfg);
2697 void mini_emit_class_check (MonoCompile *cfg, int klass_reg, MonoClass *klass);
2699 gboolean mini_class_has_reference_variant_generic_argument (MonoCompile *cfg, MonoClass *klass, int context_used);
2702 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2703 void mono_decompose_long_opts (MonoCompile *cfg);
2704 void mono_decompose_vtype_opts (MonoCompile *cfg);
2705 void mono_decompose_array_access_opts (MonoCompile *cfg);
2706 void mono_decompose_soft_float (MonoCompile *cfg);
2707 void mono_local_emulate_ops (MonoCompile *cfg);
2708 void mono_handle_global_vregs (MonoCompile *cfg);
2709 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2710 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2711 void mono_if_conversion (MonoCompile *cfg);
2716 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2717 void mini_init_delegate (MonoDelegate *del);
2718 char* mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset);
2719 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2721 /* methods that must be provided by the arch-specific port */
2722 void mono_arch_init (void);
2723 void mono_arch_finish_init (void);
2724 void mono_arch_cleanup (void);
2725 void mono_arch_cpu_init (void);
2726 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2727 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2728 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2729 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2730 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2731 void mono_codegen (MonoCompile *cfg);
2732 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2733 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2734 const char *mono_arch_regname (int reg);
2735 const char *mono_arch_fregname (int reg);
2736 void mono_arch_exceptions_init (void);
2737 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2738 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2739 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2740 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2741 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2742 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2743 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2744 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2745 gpointer mono_arch_get_get_tls_tramp (void);
2746 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2747 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2748 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2749 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2750 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2751 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2752 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2753 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2754 void mono_arch_flush_icache (guint8 *code, gint size);
2755 int mono_arch_max_epilog_size (MonoCompile *cfg);
2756 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2757 void mono_arch_emit_epilog (MonoCompile *cfg);
2758 void mono_arch_emit_exceptions (MonoCompile *cfg);
2759 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2760 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2761 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2762 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2763 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2764 void mono_arch_fill_argument_info (MonoCompile *cfg);
2765 void mono_arch_allocate_vars (MonoCompile *m);
2766 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2767 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2768 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2769 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2770 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2771 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2772 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2773 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2774 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2775 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2776 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2777 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2778 GSList* mono_arch_get_delegate_invoke_impls (void);
2779 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2780 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2781 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2782 GSList* mono_arch_get_cie_program (void);
2783 void mono_arch_set_target (char *mtriple);
2784 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2785 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2786 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2787 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2788 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2789 int mono_arch_translate_tls_offset (int offset);
2790 gboolean mono_arch_opcode_supported (int opcode);
2791 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2792 gboolean mono_arch_have_fast_tls (void);
2794 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2795 gboolean mono_arch_is_soft_float (void);
2797 static inline MONO_ALWAYS_INLINE gboolean
2798 mono_arch_is_soft_float (void)
2804 /* Soft Debug support */
2805 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2806 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2807 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2808 void mono_arch_start_single_stepping (void);
2809 void mono_arch_stop_single_stepping (void);
2810 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2811 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2812 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2813 void mono_arch_skip_single_step (MonoContext *ctx);
2814 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2815 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2819 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2820 MonoJitInfo *ji, MonoContext *ctx,
2821 MonoContext *new_ctx, MonoLMF **lmf,
2822 mgreg_t **save_locations,
2823 StackFrameInfo *frame_info);
2824 gpointer mono_arch_get_throw_exception_by_name (void);
2825 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2826 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2827 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2828 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2829 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2830 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2831 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2832 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2833 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2834 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2835 gpointer mono_arch_ip_from_context (void *sigctx);
2836 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2837 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2838 void mono_arch_flush_register_windows (void);
2839 gboolean mono_arch_is_inst_imm (gint64 imm);
2840 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2841 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2842 guint32 mono_arch_get_patch_offset (guint8 *code);
2843 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2844 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2845 void mono_arch_save_unwind_info (MonoCompile *cfg);
2846 void mono_arch_register_lowlevel_calls (void);
2847 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2848 gpointer mono_arch_get_static_rgctx_trampoline (gpointer arg, gpointer addr);
2849 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2850 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2851 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2852 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2853 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2854 int mono_arch_get_this_arg_reg (guint8 *code);
2855 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2856 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2857 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2858 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2859 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2860 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2861 gpointer mono_arch_build_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2862 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2863 guint8* mono_arch_get_call_target (guint8 *code);
2864 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2865 GSList *mono_arch_get_trampolines (gboolean aot);
2866 gpointer mono_arch_get_enter_icall_trampoline (MonoTrampInfo **info);
2868 /* Handle block guard */
2869 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2870 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2871 gpointer mono_create_handler_block_trampoline (void);
2872 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2874 /*New interruption machinery */
2876 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2879 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2882 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2885 /* Exception handling */
2886 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2888 void mono_exceptions_init (void);
2889 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2890 void mono_handle_native_crash (const char *signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2891 MONO_API void mono_print_thread_dump (void *sigctx);
2892 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2893 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2894 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2895 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2896 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2897 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2898 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2899 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2901 void mono_setup_altstack (MonoJitTlsData *tls);
2902 void mono_free_altstack (MonoJitTlsData *tls);
2903 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2904 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2905 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2906 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2908 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);
2910 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2911 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2912 void mono_restore_context (MonoContext *ctx);
2913 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2914 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2915 void mono_llvm_rethrow_exception (MonoObject *ex);
2916 void mono_llvm_throw_exception (MonoObject *ex);
2917 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2918 void mono_llvm_resume_exception (void);
2919 void mono_llvm_clear_exception (void);
2920 MonoObject *mono_llvm_load_exception (void);
2921 void mono_llvm_reset_exception (void);
2922 void mono_llvm_raise_exception (MonoException *e);
2923 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2926 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2927 MonoJitInfo *prev_ji, MonoContext *ctx,
2928 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2929 mgreg_t **save_locations,
2930 StackFrameInfo *frame);
2932 gpointer mono_get_throw_exception (void);
2933 gpointer mono_get_rethrow_exception (void);
2934 gpointer mono_get_call_filter (void);
2935 gpointer mono_get_restore_context (void);
2936 gpointer mono_get_throw_exception_by_name (void);
2937 gpointer mono_get_throw_corlib_exception (void);
2938 gpointer mono_get_throw_exception_addr (void);
2939 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2940 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2941 MonoReflectionMethod **method,
2942 gint32 *iloffset, gint32 *native_offset,
2943 MonoString **file, gint32 *line, gint32 *column);
2944 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2946 void mono_decompose_typechecks (MonoCompile *cfg);
2947 /* Dominator/SSA methods */
2948 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2949 void mono_compute_natural_loops (MonoCompile *cfg);
2950 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2951 void mono_ssa_compute (MonoCompile *cfg);
2952 void mono_ssa_remove (MonoCompile *cfg);
2953 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2954 void mono_ssa_cprop (MonoCompile *cfg);
2955 void mono_ssa_deadce (MonoCompile *cfg);
2956 void mono_ssa_strength_reduction (MonoCompile *cfg);
2957 void mono_free_loop_info (MonoCompile *cfg);
2958 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2960 void mono_ssa_compute2 (MonoCompile *cfg);
2961 void mono_ssa_remove2 (MonoCompile *cfg);
2962 void mono_ssa_cprop2 (MonoCompile *cfg);
2963 void mono_ssa_deadce2 (MonoCompile *cfg);
2965 /* debugging support */
2966 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2967 guint32 breakpoint_id);
2968 void mono_debug_open_method (MonoCompile *cfg);
2969 void mono_debug_close_method (MonoCompile *cfg);
2970 void mono_debug_free_method (MonoCompile *cfg);
2971 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2972 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2973 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2974 void mono_debug_add_aot_method (MonoDomain *domain,
2975 MonoMethod *method, guint8 *code_start,
2976 guint8 *debug_info, guint32 debug_info_len);
2977 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2978 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2980 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2983 MonoTraceSpec *mono_trace_parse_options (const char *options);
2984 void mono_trace_set_assembly (MonoAssembly *assembly);
2985 gboolean mono_trace_eval (MonoMethod *method);
2988 mono_perform_abc_removal (MonoCompile *cfg);
2990 mono_perform_abc_removal (MonoCompile *cfg);
2992 mono_perform_ssapre (MonoCompile *cfg);
2994 mono_local_cprop (MonoCompile *cfg);
2996 mono_local_cprop (MonoCompile *cfg);
2998 mono_local_deadce (MonoCompile *cfg);
3000 mono_local_alias_analysis (MonoCompile *cfg);
3002 /* Generic sharing */
3005 mono_set_generic_sharing_supported (gboolean supported);
3008 mono_set_generic_sharing_vt_supported (gboolean supported);
3011 mono_set_partial_sharing_supported (gboolean supported);
3014 mono_class_generic_sharing_enabled (MonoClass *klass);
3017 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
3020 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
3022 MonoMethodRuntimeGenericContext*
3023 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
3026 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
3029 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
3032 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
3035 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
3038 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
3039 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
3042 mono_method_construct_object_context (MonoMethod *method);
3045 mono_method_get_declaring_generic_method (MonoMethod *method);
3048 mono_generic_context_check_used (MonoGenericContext *context);
3051 mono_class_check_context_used (MonoClass *klass);
3054 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
3057 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
3060 mono_method_is_generic_impl (MonoMethod *method);
3063 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3066 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3069 mini_class_is_generic_sharable (MonoClass *klass);
3073 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3076 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3079 mini_is_gsharedvt_gparam (MonoType *t);
3081 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3083 int mono_method_check_context_used (MonoMethod *method);
3085 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3087 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3088 guint32 token, guint32 token_source, guint32 rgctx_type,
3089 gint32 rgctx_index);
3091 void mono_generic_sharing_init (void);
3092 void mono_generic_sharing_cleanup (void);
3094 MonoClass* mini_class_get_container_class (MonoClass *klass);
3095 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3097 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3098 MonoType* mini_type_get_underlying_type (MonoType *type);
3099 MonoClass* mini_get_class (MonoMethod *method, guint32 token, MonoGenericContext *context);
3100 MonoMethod* mini_get_shared_method (MonoMethod *method);
3101 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3102 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3103 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3104 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3106 int mini_type_stack_size (MonoType *t, int *align);
3107 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3108 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3109 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3111 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3113 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3114 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3116 #define MONO_TIME_TRACK(a, phase) \
3118 GTimer *timer = mono_time_track_start (); \
3120 mono_time_track_end (&(a), timer); \
3123 GTimer *mono_time_track_start (void);
3124 void mono_time_track_end (double *time, GTimer *timer);
3126 void mono_update_jit_stats (MonoCompile *cfg);
3128 gboolean mini_type_is_reference (MonoType *type);
3129 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3130 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3131 gboolean mini_is_gsharedvt_type (MonoType *t);
3132 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3133 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3134 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3135 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3136 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3137 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3138 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3139 gpointer mini_method_get_rgctx (MonoMethod *m);
3140 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3142 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3143 gint32 vcall_offset, gboolean calli);
3144 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3145 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3146 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3147 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3148 MonoMethod* mini_get_interp_in_wrapper (MonoMethodSignature *sig);
3153 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3156 SIMD_VERSION_SSE1 = 1 << 0,
3157 SIMD_VERSION_SSE2 = 1 << 1,
3158 SIMD_VERSION_SSE3 = 1 << 2,
3159 SIMD_VERSION_SSSE3 = 1 << 3,
3160 SIMD_VERSION_SSE41 = 1 << 4,
3161 SIMD_VERSION_SSE42 = 1 << 5,
3162 SIMD_VERSION_SSE4a = 1 << 6,
3163 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3164 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3165 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3168 /* this value marks the end of the bit indexes used in
3171 SIMD_VERSION_INDEX_END = 6
3186 SIMD_PREFETCH_MODE_NTA,
3187 SIMD_PREFETCH_MODE_0,
3188 SIMD_PREFETCH_MODE_1,
3189 SIMD_PREFETCH_MODE_2,
3192 const char *mono_arch_xregname (int reg);
3193 void mono_simd_simplify_indirection (MonoCompile *cfg);
3194 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3195 MonoInst* mono_emit_simd_field_load (MonoCompile *cfg, MonoClassField *field, MonoInst *addr);
3196 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3197 void mono_simd_intrinsics_init (void);
3199 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3200 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3203 #define XDEBUG_ENABLED 1
3207 /* maybe enable also for other systems? */
3208 #define ENABLE_JIT_MAP 1
3209 void mono_enable_jit_map (void);
3210 void mono_emit_jit_map (MonoJitInfo *jinfo);
3211 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3212 gboolean mono_jit_map_is_enabled (void);
3214 #define mono_enable_jit_map()
3215 #define mono_emit_jit_map(ji)
3216 #define mono_emit_jit_tramp(s,z,d)
3217 #define mono_jit_map_is_enabled() (0)
3221 * Per-OS implementation functions.
3223 void mono_runtime_install_handlers (void);
3224 gboolean mono_runtime_install_custom_handlers (const char *handlers);
3225 void mono_runtime_install_custom_handlers_usage (void);
3226 void mono_runtime_cleanup_handlers (void);
3227 void mono_runtime_setup_stat_profiler (void);
3228 void mono_runtime_shutdown_stat_profiler (void);
3229 void mono_runtime_posix_install_handlers (void);
3230 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3232 void mono_cross_helpers_run (void);
3238 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3239 // Signal handlers not available
3240 #define MONO_ARCH_NEED_DIV_CHECK 1
3243 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3244 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3245 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3246 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3247 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3249 #ifdef MONO_ARCH_VARARG_ICALLS
3250 #define ARCH_VARARG_ICALLS 1
3252 #define ARCH_VARARG_ICALLS 0
3256 * Coop support for trampolines
3258 void mono_interruption_checkpoint_from_trampoline (void);
3260 #endif /* __MONO_MINI_H__ */