2 * Copyright 2002-2003 Ximian Inc
3 * Copyright 2003-2011 Novell Inc
4 * Copyright 2011 Xamarin Inc
5 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
7 #ifndef __MONO_MINI_H__
8 #define __MONO_MINI_H__
15 #ifdef HAVE_SYS_TYPES_H
16 #include <sys/types.h>
18 #include <mono/metadata/loader.h>
19 #include <mono/metadata/mempool.h>
20 #include <mono/utils/monobitset.h>
21 #include <mono/metadata/class.h>
22 #include <mono/metadata/object.h>
23 #include <mono/metadata/opcodes.h>
24 #include <mono/metadata/tabledefs.h>
25 #include <mono/metadata/domain-internals.h>
26 #include "mono/metadata/class-internals.h"
27 #include "mono/metadata/object-internals.h"
28 #include <mono/metadata/profiler-private.h>
29 #include <mono/metadata/debug-helpers.h>
30 #include <mono/utils/mono-compiler.h>
31 #include <mono/utils/mono-machine.h>
32 #include <mono/utils/mono-stack-unwinding.h>
33 #include <mono/utils/mono-threads.h>
34 #include <mono/utils/mono-threads-coop.h>
35 #include <mono/utils/mono-tls.h>
36 #include <mono/utils/atomic.h>
37 #include <mono/utils/mono-conc-hashtable.h>
38 #include <mono/utils/mono-signal-handler.h>
40 #include "mini-arch.h"
42 #include "mini-unwind.h"
46 #include "mono/metadata/class-internals.h"
47 #include "mono/metadata/domain-internals.h"
48 #include "mono/metadata/object.h"
49 #include "mono/metadata/tabledefs.h"
50 #include "mono/metadata/marshal.h"
51 #include "mono/metadata/security-manager.h"
52 #include "mono/metadata/exception.h"
53 #include "mono/utils/mono-compiler.h"
55 #ifdef __native_client_codegen__
56 #include <nacl/nacl_dyncode.h>
61 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
62 * can be linked into both mono and mono-sgen.
64 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
65 #error "The code in mini/ should not depend on these defines."
69 /*#define __alignof__(a) sizeof(a)*/
70 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
74 #define MINI_DEBUG(level,limit,code)
76 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
79 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS)
81 #define MONO_SUPPORT_TASKLETS 1
82 #elif defined(HOST_WIN32)
83 #define MONO_SUPPORT_TASKLETS 1
84 // Replace some gnu intrinsics needed for tasklets with MSVC equivalents.
85 #define __builtin_extract_return_addr(x) x
86 #define __builtin_return_address(x) _ReturnAddress()
87 #define __builtin_frame_address(x) _AddressOfReturnAddress()
92 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
93 #define LLVM_ENABLED TRUE
95 #define COMPILE_LLVM(cfg) (0)
96 #define LLVM_ENABLED FALSE
99 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
100 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
102 #define COMPILE_SOFT_FLOAT(cfg) (0)
105 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
107 /* for 32 bit systems */
108 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
109 #define MINI_LS_WORD_IDX 0
110 #define MINI_MS_WORD_IDX 1
112 #define MINI_LS_WORD_IDX 1
113 #define MINI_MS_WORD_IDX 0
115 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
116 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
117 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
118 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
120 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
121 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
124 #define MONO_USE_AOT_COMPILER
127 /* Version number of the AOT file format */
128 #define MONO_AOT_FILE_VERSION 137
130 //TODO: This is x86/amd64 specific.
131 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
133 /* Remap printf to g_print (we use a mix of these in the mini code) */
134 #ifdef PLATFORM_ANDROID
135 #define printf g_print
138 #define MONO_TYPE_IS_PRIMITIVE(t) ((!(t)->byref && ((((t)->type >= MONO_TYPE_BOOLEAN && (t)->type <= MONO_TYPE_R8) || ((t)->type >= MONO_TYPE_I && (t)->type <= MONO_TYPE_U)))))
140 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
142 /* Constants used to encode different types of methods in AOT */
144 MONO_AOT_METHODREF_MIN = 240,
145 /* Image index bigger than METHODREF_MIN */
146 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
147 /* Runtime provided methods on arrays */
148 MONO_AOT_METHODREF_ARRAY = 250,
149 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
151 MONO_AOT_METHODREF_WRAPPER = 252,
152 /* Methods on generic instances */
153 MONO_AOT_METHODREF_GINST = 253,
154 /* Methods resolve using a METHODSPEC token */
155 MONO_AOT_METHODREF_METHODSPEC = 254,
158 /* Constants used to encode different types of types in AOT */
161 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
162 /* typedef index + image index */
163 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
165 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
167 MONO_AOT_TYPEREF_GINST = 4,
168 /* type/method variable */
169 MONO_AOT_TYPEREF_VAR = 5,
171 MONO_AOT_TYPEREF_ARRAY = 6,
172 /* blob index of the type encoding */
173 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
175 MONO_AOT_TYPEREF_PTR = 8
178 /* Trampolines which we have a lot of */
180 MONO_AOT_TRAMP_SPECIFIC = 0,
181 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
182 MONO_AOT_TRAMP_IMT_THUNK = 2,
183 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
184 MONO_AOT_TRAMP_NUM = 4
188 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
189 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
190 MONO_AOT_FILE_FLAG_DEBUG = 4,
191 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
192 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
193 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
194 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
199 MONO_AOT_TABLE_IMAGE_TABLE,
200 MONO_AOT_TABLE_CLASS_NAME,
201 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
202 MONO_AOT_TABLE_EX_INFO_OFFSETS,
203 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
204 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
205 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
206 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
207 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
211 /* This structure is stored in the AOT file */
212 typedef struct MonoAotFileInfo
214 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
219 /* All the pointers should be at the start to avoid alignment problems */
221 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
222 /* Global Offset Table for JITted code */
224 /* Global Offset Table for LLVM code */
226 /* Mono EH Frame created by llc when using LLVM */
227 gpointer mono_eh_frame;
228 /* Points to the get_method () function in the LLVM image or NULL */
229 gpointer llvm_get_method;
230 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
231 gpointer llvm_get_unbox_tramp;
232 gpointer jit_code_start;
233 gpointer jit_code_end;
234 gpointer method_addresses;
237 gpointer class_name_table;
238 gpointer class_info_offsets;
239 gpointer method_info_offsets;
240 gpointer ex_info_offsets;
241 gpointer extra_method_info_offsets;
242 gpointer extra_method_table;
243 gpointer got_info_offsets;
244 gpointer llvm_got_info_offsets;
245 gpointer image_table;
247 /* The GUID of the assembly which the AOT image was generated from */
248 gpointer assembly_guid;
250 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
253 gpointer runtime_version;
254 /* Blocks of various kinds of trampolines */
255 gpointer specific_trampolines;
256 gpointer static_rgctx_trampolines;
258 gpointer gsharedvt_arg_trampolines;
259 /* In static mode, points to a table of global symbols for trampolines etc */
261 /* Points to a string containing the assembly name*/
262 gpointer assembly_name;
263 /* Start of Mono's Program Linkage Table */
265 /* End of Mono's Program Linkage Table */
267 gpointer unwind_info;
268 /* Points to a table mapping methods to their unbox trampolines */
269 gpointer unbox_trampolines;
270 /* Points to the end of the previous table */
271 gpointer unbox_trampolines_end;
272 /* Points to a table of unbox trampoline addresses/offsets */
273 gpointer unbox_trampoline_addresses;
274 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
277 /* The index of the first GOT slot used by the PLT */
278 guint32 plt_got_offset_base;
279 /* Number of entries in the GOT */
281 /* Number of entries in the PLT */
283 /* Number of methods */
285 /* A union of MonoAotFileFlags */
287 /* Optimization flags used to compile the module */
289 /* SIMD flags used to compile the module */
291 /* Index of the blob entry holding the GC used by this module */
292 gint32 gc_name_index;
293 guint32 num_rgctx_fetch_trampolines;
294 /* These are used for sanity checking object layout problems when cross-compiling */
295 guint32 double_align, long_align, generic_tramp_num;
296 /* The page size used by trampoline pages */
297 guint32 tramp_page_size;
299 * The number of GOT entries which need to be preinitialized when the
302 guint32 nshared_got_entries;
303 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
304 guint32 datafile_size;
307 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
308 // FIXME: Sync with AOT
309 guint32 table_offsets [MONO_AOT_TABLE_NUM];
310 /* Number of trampolines */
311 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
312 /* The indexes of the first GOT slots used by the trampolines */
313 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
314 /* The size of one trampoline */
315 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
316 /* The offset where the trampolines begin on a trampoline page */
317 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
318 /* GUID of aot compilation */
322 /* Number of symbols in the MonoAotFileInfo structure */
323 #define MONO_AOT_FILE_INFO_NUM_SYMBOLS (((G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_LAST_SYMBOL) - G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_FIRST_SYMBOL)) / sizeof (gpointer)) + 1)
329 } MonoClassMethodPair;
336 } MonoDelegateClassMethodPair;
338 /* Per-domain information maintained by the JIT */
341 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
342 GHashTable *jump_target_got_slot_hash;
343 GHashTable *jump_target_hash;
344 /* Maps methods/klasses to the address of the given type of trampoline */
345 GHashTable *class_init_trampoline_hash;
346 GHashTable *jump_trampoline_hash;
347 GHashTable *jit_trampoline_hash;
348 GHashTable *delegate_trampoline_hash;
349 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
350 GHashTable *static_rgctx_trampoline_hash;
351 GHashTable *llvm_vcall_trampoline_hash;
352 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
353 GHashTable *dynamic_code_hash;
354 GHashTable *method_code_hash;
355 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
356 MonoConcurrentHashTable *runtime_invoke_hash;
357 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
358 /* Protected by the domain lock */
359 GHashTable *seq_points;
360 /* Debugger agent data */
362 /* Maps MonoMethod to an arch-specific structure */
363 GHashTable *arch_seq_points;
364 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
365 GHashTable *gsharedvt_arg_tramp_hash;
366 /* memcpy/bzero methods specialized for small constant sizes */
367 gpointer *memcpy_addr [17];
368 gpointer *bzero_addr [17];
369 gpointer llvm_module;
370 /* Maps MonoMethod -> GSlist of addresses */
371 GHashTable *llvm_jit_callees;
376 MonoCodeManager *code_mp;
377 } MonoJitDynamicMethodInfo;
379 /* An extension of MonoGenericParamFull used in generic sharing */
381 MonoGenericParamFull param;
382 MonoGenericParam *parent;
383 } MonoGSharedGenericParam;
385 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
387 /* Contains a list of ips which needs to be patched when a method is compiled */
398 * Information about a stack frame.
399 * FIXME This typedef exists only to avoid tons of code rewriting
401 typedef MonoStackFrameInfo StackFrameInfo;
404 #define mono_bitset_foreach_bit(set,b,n) \
405 for (b = 0; b < n; b++)\
406 if (mono_bitset_test_fast(set,b))
408 #define mono_bitset_foreach_bit(set,b,n) \
409 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
413 * Pull the list of opcodes
415 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
419 #include "mono/cil/opcode.def"
424 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
426 #define MONO_INST_NULLIFY_SREGS(dest) do { \
427 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
430 #define MONO_INST_NEW(cfg,dest,op) do { \
431 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
432 (dest)->opcode = (op); \
434 MONO_INST_NULLIFY_SREGS ((dest)); \
435 (dest)->cil_code = (cfg)->ip; \
438 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
439 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
440 (dest)->inst.opcode = (op); \
441 (dest)->inst.dreg = -1; \
442 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
443 (dest)->inst.cil_code = (cfg)->ip; \
446 #define MONO_ADD_INS(b,inst) do { \
447 if ((b)->last_ins) { \
448 (b)->last_ins->next = (inst); \
449 (inst)->prev = (b)->last_ins; \
450 (b)->last_ins = (inst); \
452 (b)->code = (b)->last_ins = (inst); \
456 #define NULLIFY_INS(ins) do { \
457 (ins)->opcode = OP_NOP; \
459 MONO_INST_NULLIFY_SREGS ((ins)); \
462 /* Remove INS from BB */
463 #define MONO_REMOVE_INS(bb,ins) do { \
465 (ins)->prev->next = (ins)->next; \
467 (ins)->next->prev = (ins)->prev; \
468 if ((bb)->code == (ins)) \
469 (bb)->code = (ins)->next; \
470 if ((bb)->last_ins == (ins)) \
471 (bb)->last_ins = (ins)->prev; \
474 /* Remove INS from BB and nullify it */
475 #define MONO_DELETE_INS(bb,ins) do { \
476 MONO_REMOVE_INS ((bb), (ins)); \
477 NULLIFY_INS ((ins)); \
481 * this is used to determine when some branch optimizations are possible: we exclude FP compares
482 * because they have weird semantics with NaNs.
484 #define MONO_IS_COND_BRANCH_OP(ins) (((ins)->opcode >= OP_LBEQ && (ins)->opcode <= OP_LBLT_UN) || ((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_IBEQ && (ins)->opcode <= OP_IBLT_UN))
485 #define MONO_IS_COND_BRANCH_NOFP(ins) (MONO_IS_COND_BRANCH_OP(ins) && !(((ins)->opcode >= OP_FBEQ) && ((ins)->opcode <= OP_FBLT_UN)) && (!(ins)->inst_left || (ins)->inst_left->inst_left->type != STACK_R8))
487 #define MONO_IS_BRANCH_OP(ins) (MONO_IS_COND_BRANCH_OP(ins) || ((ins)->opcode == OP_BR) || ((ins)->opcode == OP_BR_REG) || ((ins)->opcode == OP_SWITCH))
489 #define MONO_IS_COND_EXC(ins) ((((ins)->opcode >= OP_COND_EXC_EQ) && ((ins)->opcode <= OP_COND_EXC_LT_UN)) || (((ins)->opcode >= OP_COND_EXC_IEQ) && ((ins)->opcode <= OP_COND_EXC_ILT_UN)))
491 #define MONO_IS_SETCC(ins) ((((ins)->opcode >= OP_CEQ) && ((ins)->opcode <= OP_CLT_UN)) || (((ins)->opcode >= OP_ICEQ) && ((ins)->opcode <= OP_ICLE_UN)) || (((ins)->opcode >= OP_LCEQ) && ((ins)->opcode <= OP_LCLT_UN)) || (((ins)->opcode >= OP_FCEQ) && ((ins)->opcode <= OP_FCLT_UN)))
493 #define MONO_HAS_CUSTOM_EMULATION(ins) (((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_FCEQ && (ins)->opcode <= OP_FCLT_UN))
495 #define MONO_IS_LOAD_MEMBASE(ins) (((ins)->opcode >= OP_LOAD_MEMBASE && (ins)->opcode <= OP_LOADV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_LOAD_I1 && (ins)->opcode <= OP_ATOMIC_LOAD_R8))
496 #define MONO_IS_STORE_MEMBASE(ins) (((ins)->opcode >= OP_STORE_MEMBASE_REG && (ins)->opcode <= OP_STOREV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_STORE_I1 && (ins)->opcode <= OP_ATOMIC_STORE_R8))
497 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
499 // OP_DYN_CALL is not a MonoCallInst
500 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL))
502 #define MONO_IS_JUMP_TABLE(ins) (((ins)->opcode == OP_JUMP_TABLE) ? TRUE : ((((ins)->opcode == OP_AOTCONST) && (ins->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? TRUE : ((ins)->opcode == OP_SWITCH) ? TRUE : ((((ins)->opcode == OP_GOT_ENTRY) && ((ins)->inst_right->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? TRUE : FALSE)))
504 #define MONO_JUMP_TABLE_FROM_INS(ins) (((ins)->opcode == OP_JUMP_TABLE) ? (ins)->inst_p0 : (((ins)->opcode == OP_AOTCONST) && (ins->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH) ? (ins)->inst_p0 : (((ins)->opcode == OP_SWITCH) ? (ins)->inst_p0 : ((((ins)->opcode == OP_GOT_ENTRY) && ((ins)->inst_right->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? (ins)->inst_right->inst_p0 : NULL))))
506 /* FIXME: Add more instructions */
507 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
508 #define MONO_INS_HAS_NO_SIDE_EFFECT(ins) (MONO_IS_MOVE (ins) || (ins->opcode == OP_ICONST) || (ins->opcode == OP_I8CONST) || MONO_IS_ZERO (ins) || (ins->opcode == OP_ADD_IMM) || (ins->opcode == OP_R8CONST) || (ins->opcode == OP_LADD_IMM) || (ins->opcode == OP_ISUB_IMM) || (ins->opcode == OP_IADD_IMM) || (ins->opcode == OP_LNEG) || (ins->opcode == OP_ISUB) || (ins->opcode == OP_CMOV_IGE) || (ins->opcode == OP_ISHL_IMM) || (ins->opcode == OP_ISHR_IMM) || (ins->opcode == OP_ISHR_UN_IMM) || (ins->opcode == OP_IAND_IMM) || (ins->opcode == OP_ICONV_TO_U1) || (ins->opcode == OP_ICONV_TO_I1) || (ins->opcode == OP_SEXT_I4) || (ins->opcode == OP_LCONV_TO_U1) || (ins->opcode == OP_ICONV_TO_U2) || (ins->opcode == OP_ICONV_TO_I2) || (ins->opcode == OP_LCONV_TO_I2) || (ins->opcode == OP_LDADDR) || (ins->opcode == OP_PHI) || (ins->opcode == OP_NOP) || (ins->opcode == OP_ZEXT_I4) || (ins->opcode == OP_NOT_NULL) || (ins->opcode == OP_IL_SEQ_POINT))
510 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
513 #ifdef MONO_ARCH_SIMD_INTRINSICS
515 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
516 #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))
517 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
518 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
519 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
521 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
525 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
526 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
527 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
528 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
529 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
530 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
532 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
536 typedef struct MonoInstList MonoInstList;
537 typedef struct MonoInst MonoInst;
538 typedef struct MonoCallInst MonoCallInst;
539 typedef struct MonoCallArgParm MonoCallArgParm;
540 typedef struct MonoMethodVar MonoMethodVar;
541 typedef struct MonoBasicBlock MonoBasicBlock;
542 typedef struct MonoLMF MonoLMF;
543 typedef struct MonoSpillInfo MonoSpillInfo;
544 typedef struct MonoTraceSpec MonoTraceSpec;
546 extern MonoNativeTlsKey mono_jit_tls_id;
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 gboolean mono_do_single_method_regression;
565 extern guint32 mono_single_method_regression_opt;
566 extern MonoMethod *mono_current_single_method;
567 extern GSList *mono_single_method_list;
568 extern GHashTable *mono_single_method_hash;
569 extern gboolean mono_using_xdebug;
570 extern int mini_verbose;
571 extern int valgrind_register;
573 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
575 extern const char ins_info[];
576 extern const gint8 ins_sreg_counts [];
579 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
581 #define mono_inst_get_num_src_registers(ins) 0
584 #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)))
586 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
588 #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)
590 #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)
592 #define mono_bb_first_ins(bb) (bb)->code
594 struct MonoSpillInfo {
599 * Information about a call site for the GC map creation code
602 /* The next offset after the call instruction */
604 /* The basic block containing the call site */
607 * The set of variables live at the call site.
608 * Has length cfg->num_varinfo in bits.
612 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
619 * The IR-level extended basic block.
621 * A basic block can have multiple exits just fine, as long as the point of
622 * 'departure' is the last instruction in the basic block. Extended basic
623 * blocks, on the other hand, may have instructions that leave the block
624 * midstream. The important thing is that they cannot be _entered_
625 * midstream, ie, execution of a basic block (or extened bb) always start
626 * at the beginning of the block, never in the middle.
628 struct MonoBasicBlock {
631 /* the next basic block in the order it appears in IL */
632 MonoBasicBlock *next_bb;
635 * Before instruction selection it is the first tree in the
636 * forest and the first item in the list of trees. After
637 * instruction selection it is the first instruction and the
638 * first item in the list of instructions.
642 /* unique block number identification */
647 /* Basic blocks: incoming and outgoing counts and pointers */
648 /* Each bb should only appear once in each array */
649 gint16 out_count, in_count;
650 MonoBasicBlock **in_bb;
651 MonoBasicBlock **out_bb;
653 /* Points to the start of the CIL code that initiated this BB */
654 unsigned char* cil_code;
656 /* Length of the CIL block */
659 /* The offset of the generated code, used for fixups */
661 /* The length of the generated code, doesn't include alignment padding */
663 /* The real native offset, which includes alignment padding too */
664 int real_native_offset;
668 /* Visited and reachable flags */
672 * SSA and loop based flags
674 MonoBitSet *dominators;
675 MonoBitSet *dfrontier;
676 MonoBasicBlock *idom;
678 /* fast dominator algorithm */
679 MonoBasicBlock *df_parent, *ancestor, *child, *label;
680 int size, sdom, idomn;
682 /* loop nesting and recognition */
685 gint8 loop_body_start;
688 * Whenever the bblock is rarely executed so it should be emitted after
689 * the function epilog.
691 guint out_of_line : 1;
692 /* Caches the result of uselessness calculation during optimize_branches */
693 guint not_useless : 1;
694 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
695 guint has_array_access : 1;
696 /* Whenever this bblock is extended, ie. it has branches inside it */
698 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
699 guint has_jump_table : 1;
700 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
701 guint has_call_handler : 1;
702 /* Whenever this bblock starts a try block */
706 /* The offset of the CIL instruction in this bblock which ends a try block */
711 * If this is set, extend the try range started by this bblock by an arch specific
712 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
715 guint extend_try_block : 1;
717 /* use for liveness analysis */
719 MonoBitSet *kill_set;
720 MonoBitSet *live_in_set;
721 MonoBitSet *live_out_set;
723 /* fields to deal with non-empty stack slots at bb boundary */
724 guint16 out_scount, in_scount;
725 MonoInst **out_stack;
728 /* we use that to prevent merging of bblocks covered by different clauses*/
733 // The MonoInst of the last sequence point for the current basic block.
734 MonoInst *last_seq_point;
736 // This will hold a list of last sequence points of incoming basic blocks
737 MonoInst **pred_seq_points;
738 guint num_pred_seq_points;
740 GSList *spill_slot_defs;
742 /* List of call sites in this bblock sorted by pc_offset */
743 GSList *gc_callsites;
746 * The region encodes whether the basic block is inside
747 * a finally, catch, filter or none of these.
749 * If the value is -1, then it is neither finally, catch nor filter
751 * Otherwise the format is:
753 * Bits: | 0-3 | 4-7 | 8-31
755 * | clause-flags | MONO_REGION | clause-index
760 /* The current symbolic register number, used in local register allocation. */
767 BB_REACHABLE = 1 << 1,
768 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
769 BB_EXCEPTION_UNSAFE = 1 << 3,
770 BB_EXCEPTION_HANDLER = 1 << 4,
771 /* for Native Client, mark the blocks that can be jumped to indirectly */
772 BB_INDIRECT_JUMP_TARGET = 1 << 5
775 typedef struct MonoMemcpyArgs {
781 /* Scalar argument passed by value */
783 /* Only in ainfo->pair_storage */
785 /* Only in ainfo->pair_storage */
787 /* Valuetype passed in 1-2 consecutive register */
790 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
792 /* Fixed size argument passed to/returned from gsharedvt method by ref */
793 LLVMArgGsharedvtFixed,
794 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
795 LLVMArgGsharedvtFixedVtype,
796 /* Variable sized argument passed to/returned from gsharedvt method by ref */
797 LLVMArgGsharedvtVariable,
798 /* Vtype passed/returned as one int array argument */
800 /* Vtype passed as a set of fp arguments */
803 * Only for returns, a structure which
804 * consists of floats/doubles.
808 /* Vtype returned as an int */
813 LLVMArgStorage storage;
816 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
817 * This contains how the parts of the vtype are passed.
819 LLVMArgStorage pair_storage [8];
821 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
822 * If storage == LLVMArgAsFpArgs, this is the number of arguments
823 * used to pass the value.
824 * If storage == LLVMArgFpStruct, this is the number of fields
828 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
830 /* Parameter index in the LLVM signature */
833 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
839 /* Whenever there is an rgctx argument */
841 /* Whenever there is an IMT argument */
844 * The position of the vret arg in the argument list.
845 * Only if ret->storage == ArgVtypeRetAddr.
849 /* The indexes of various special arguments in the LLVM signature */
850 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
852 /* Inline array of argument info */
853 /* args [0] is for the this argument if it exists */
854 LLVMArgInfo args [1];
857 #define MONO_MAX_SRC_REGS 3
861 guint8 type; /* stack type */
864 /* used by the register allocator */
865 gint32 dreg, sreg1, sreg2, sreg3;
867 MonoInst *next, *prev;
874 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
876 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
882 MonoMethodSignature *signature;
883 MonoBasicBlock **many_blocks;
884 MonoBasicBlock *target_block;
889 MonoCallInst *call_inst;
890 MonoExceptionClause *exception_clause;
896 const unsigned char* cil_code; /* for debugging and bblock splitting */
898 /* used mostly by the backend to store additional info it may need */
903 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
906 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
907 gboolean record_cast_details; /* For CEE_CASTCLASS */
908 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
909 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
910 int pc_offset; /* OP_GC_LIVERANGE_START/END */
913 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
914 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
915 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
917 int memory_barrier_kind;
923 struct MonoCallInst {
925 MonoMethodSignature *signature;
932 guint stack_align_amount;
933 guint is_virtual : 1;
935 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
936 guint fptr_is_patch : 1;
938 * If this is true, then the call returns a vtype in a register using the same
939 * calling convention as OP_CALL.
941 guint vret_in_reg : 1;
942 /* Whenever vret_in_reg returns fp values */
943 guint vret_in_reg_fp : 1;
944 /* Whenever there is an IMT argument and it is dynamic */
945 guint dynamic_imt_arg : 1;
946 /* Whenever there is an RGCTX argument */
947 guint32 rgctx_reg : 1;
948 /* Whenever the call will need an unbox trampoline */
949 guint need_unbox_trampoline : 1;
950 regmask_t used_iregs;
951 regmask_t used_fregs;
952 GSList *out_ireg_args;
953 GSList *out_freg_args;
958 int rgctx_arg_reg, imt_arg_reg;
961 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
966 struct MonoCallArgParm {
975 * Note: some of the values overlap, because they can't appear
976 * in the same MonoInst.
979 MONO_INST_HAS_METHOD = 1,
980 MONO_INST_INIT = 1, /* in localloc */
981 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
982 MONO_INST_IS_DEAD = 2,
983 MONO_INST_TAILCALL = 4,
984 MONO_INST_VOLATILE = 4,
985 MONO_INST_NOTYPECHECK = 4,
986 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
987 MONO_INST_UNALIGNED = 8,
988 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
989 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
990 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
991 /* the address of the variable has been taken */
992 MONO_INST_INDIRECT = 16,
993 MONO_INST_NORANGECHECK = 16,
994 /* On loads, the source address can be null */
995 MONO_INST_FAULT = 32,
997 * On variables, identifies LMF variables. These variables have a dummy type (int), but
998 * require stack space for a MonoLMF struct.
1001 /* On loads, the source address points to a constant value */
1002 MONO_INST_INVARIANT_LOAD = 64,
1003 /* On variables, the variable needs GC tracking */
1004 MONO_INST_GC_TRACK = 128,
1006 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
1007 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
1009 MONO_INST_GC_CALLSITE = 128,
1010 /* On comparisons, mark the branch following the condition as likely to be taken */
1011 MONO_INST_LIKELY = 128,
1014 #define inst_c0 data.op[0].const_val
1015 #define inst_c1 data.op[1].const_val
1016 #define inst_i0 data.op[0].src
1017 #define inst_i1 data.op[1].src
1018 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1019 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1020 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1022 #define inst_p0 data.op[0].p
1023 #define inst_p1 data.op[1].p
1025 #define inst_l data.i8const
1026 #define inst_r data.r8const
1027 #define inst_left data.op[0].src
1028 #define inst_right data.op[1].src
1030 #define inst_newa_len data.op[0].src
1031 #define inst_newa_class data.op[1].klass
1033 #define inst_var data.op[0].var
1034 #define inst_vtype data.op[1].vtype
1035 /* in branch instructions */
1036 #define inst_many_bb data.op[1].many_blocks
1037 #define inst_target_bb data.op[0].target_block
1038 #define inst_true_bb data.op[1].many_blocks[0]
1039 #define inst_false_bb data.op[1].many_blocks[1]
1041 #define inst_basereg sreg1
1042 #define inst_indexreg sreg2
1043 #define inst_destbasereg dreg
1044 #define inst_offset data.op[0].const_val
1045 #define inst_imm data.op[1].const_val
1046 #define inst_call data.op[1].call_inst
1048 #define inst_phi_args data.op[1].phi_args
1049 #define inst_eh_block data.op[1].exception_clause
1052 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1054 ins->sreg1 = regs [0];
1055 ins->sreg2 = regs [1];
1056 ins->sreg3 = regs [2];
1059 /* instruction description for use in regalloc/scheduling */
1062 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1067 /* Unused, commented out to reduce the size of the mdesc tables
1078 guint16 tid; /* tree number */
1079 guint16 bid; /* block number */
1085 MonoPosition first_use, last_use;
1088 typedef struct MonoLiveRange2 MonoLiveRange2;
1090 struct MonoLiveRange2 {
1092 MonoLiveRange2 *next;
1096 /* List of live ranges sorted by 'from' */
1097 MonoLiveRange2 *range;
1098 MonoLiveRange2 *last_range;
1102 * Additional information about a variable
1104 struct MonoMethodVar {
1105 guint idx; /* inside cfg->varinfo, cfg->vars */
1106 MonoLiveRange range; /* generated by liveness analysis */
1107 MonoLiveInterval *interval; /* generated by liveness analysis */
1108 int reg; /* != -1 if allocated into a register */
1110 MonoBitSet *def_in; /* used by SSA */
1111 MonoInst *def; /* used by SSA */
1112 MonoBasicBlock *def_bb; /* used by SSA */
1113 GList *uses; /* used by SSA */
1114 char cpstate; /* used by SSA conditional constant propagation */
1115 /* The native offsets corresponding to the live range of the variable */
1116 gint32 live_range_start, live_range_end;
1118 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1125 * Stores state need to resume exception handling when using LLVM
1130 MonoContext ctx, new_ctx;
1134 int first_filter_idx, filter_idx;
1138 gpointer end_of_stack;
1140 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1143 gpointer restore_stack_prot;
1144 guint32 handling_stack_ovf;
1145 gpointer signal_stack;
1146 guint32 signal_stack_size;
1147 gpointer stack_ovf_guard_base;
1148 guint32 stack_ovf_guard_size;
1149 guint stack_ovf_valloced : 1;
1150 void (*abort_func) (MonoObject *object);
1151 /* Used to implement --debug=casts */
1152 MonoClass *class_cast_from, *class_cast_to;
1154 /* Stores state needed by handler block with a guard */
1156 ResumeState resume_state;
1158 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1159 /* handler block return address */
1160 gpointer handler_block_return_address;
1162 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1163 is an activation on stack making sure it will remain alive.*/
1164 MonoJitExceptionInfo *handler_block;
1166 /* context to be used by the guard trampoline when resuming interruption.*/
1167 MonoContext handler_block_context;
1169 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1170 * when it is called from profiler functions during exception handling.
1172 MonoContext orig_ex_ctx;
1173 gboolean orig_ex_ctx_set;
1176 * Stores if we need to run a chained exception in Windows.
1178 gboolean mono_win_chained_exception_needs_run;
1181 * The current exception in flight
1185 * If the current exception is not a subclass of Exception,
1186 * the original exception.
1188 guint32 thrown_non_exc;
1191 * The calling assembly in llvmonly mode.
1193 MonoImage *calling_image;
1197 * This structure is an extension of MonoLMF and contains extra information.
1201 gboolean debugger_invoke;
1202 MonoContext ctx; /* if debugger_invoke is TRUE */
1205 /* Generic sharing */
1208 * Flags for which contexts were used in inflating a generic.
1211 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1212 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1216 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1217 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1218 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1219 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1223 MONO_RGCTX_INFO_STATIC_DATA,
1224 MONO_RGCTX_INFO_KLASS,
1225 MONO_RGCTX_INFO_ELEMENT_KLASS,
1226 MONO_RGCTX_INFO_VTABLE,
1227 MONO_RGCTX_INFO_TYPE,
1228 MONO_RGCTX_INFO_REFLECTION_TYPE,
1229 MONO_RGCTX_INFO_METHOD,
1230 /* In llvmonly mode, this is a function descriptor */
1231 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1232 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1233 MONO_RGCTX_INFO_CLASS_FIELD,
1234 MONO_RGCTX_INFO_METHOD_RGCTX,
1235 MONO_RGCTX_INFO_METHOD_CONTEXT,
1236 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1237 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1238 MONO_RGCTX_INFO_CAST_CACHE,
1239 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1240 MONO_RGCTX_INFO_VALUE_SIZE,
1241 /* +1 to avoid zero values in rgctx slots */
1242 MONO_RGCTX_INFO_FIELD_OFFSET,
1243 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1244 /* In llvmonly mode, this is a function descriptor */
1245 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1246 /* Same for virtual calls */
1247 /* In llvmonly mode, this is a function descriptor */
1248 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1249 /* Same for calli, associated with a signature */
1250 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1251 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1252 /* One of MONO_GSHAREDVT_BOX_TYPE */
1253 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1254 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1255 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1256 MONO_RGCTX_INFO_LOCAL_OFFSET,
1257 MONO_RGCTX_INFO_MEMCPY,
1258 MONO_RGCTX_INFO_BZERO,
1259 /* The address of Nullable<T>.Box () */
1260 /* In llvmonly mode, this is a function descriptor */
1261 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1262 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1263 /* MONO_PATCH_INFO_VCALL_METHOD */
1264 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1266 * MONO_PATCH_INFO_VCALL_METHOD
1267 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1268 * which implements the method.
1270 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1271 } MonoRgctxInfoType;
1273 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1274 MonoRgctxInfoType info_type;
1276 struct _MonoRuntimeGenericContextInfoTemplate *next;
1277 } MonoRuntimeGenericContextInfoTemplate;
1280 MonoClass *next_subclass;
1281 MonoRuntimeGenericContextInfoTemplate *infos;
1282 GSList *method_templates;
1283 } MonoRuntimeGenericContextTemplate;
1286 MonoVTable *class_vtable; /* must be the first element */
1287 MonoGenericInst *method_inst;
1288 gpointer infos [MONO_ZERO_LEN_ARRAY];
1289 } MonoMethodRuntimeGenericContext;
1291 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1293 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1294 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1295 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1296 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1298 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1302 MonoRuntimeGenericContextInfoTemplate *entries;
1303 int num_entries, count_entries;
1304 } MonoGSharedVtMethodInfo;
1306 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1310 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1311 * We use this instead of rgctx slots since these can be loaded using a load instead
1312 * of a call to an rgctx fetch trampoline.
1314 gpointer entries [MONO_ZERO_LEN_ARRAY];
1315 } MonoGSharedVtMethodRuntimeInfo;
1321 MonoMethodSignature *invoke_sig;
1322 MonoMethodSignature *sig;
1323 gpointer method_ptr;
1324 gpointer invoke_impl;
1326 gpointer impl_nothis;
1327 gboolean need_rgctx_tramp;
1328 } MonoDelegateTrampInfo;
1331 * A function descriptor, which is a function address + argument pair.
1332 * In llvm-only mode, these are used instead of trampolines to pass
1333 * extra arguments to runtime functions/methods.
1342 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1343 #include "patch-info.h"
1349 * We need to store the image which the token refers to along with the token,
1350 * since the image might not be the same as the image of the method which
1351 * contains the relocation, because of inlining.
1353 typedef struct MonoJumpInfoToken {
1356 gboolean has_context;
1357 MonoGenericContext context;
1358 } MonoJumpInfoToken;
1360 typedef struct MonoJumpInfoBBTable {
1361 MonoBasicBlock **table;
1363 } MonoJumpInfoBBTable;
1365 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1367 /* Contains information describing an LLVM IMT trampoline */
1368 typedef struct MonoJumpInfoImtTramp {
1371 } MonoJumpInfoImtTramp;
1373 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1376 * Represents the method which is called when a virtual call is made to METHOD
1377 * on a receiver of type KLASS.
1380 /* Receiver class */
1382 /* Virtual method */
1384 } MonoJumpInfoVirtMethod;
1386 typedef struct MonoJumpInfo MonoJumpInfo;
1387 struct MonoJumpInfo {
1389 /* Relocation type for patching */
1397 MonoJumpInfoType type;
1399 gconstpointer target;
1400 #if SIZEOF_VOID_P == 8
1410 MonoClassField *field;
1414 MonoJumpInfoToken *token;
1415 MonoJumpInfoBBTable *table;
1416 MonoJumpInfoRgctxEntry *rgctx_entry;
1417 MonoJumpInfoImtTramp *imt_tramp;
1418 MonoJumpInfoGSharedVtCall *gsharedvt;
1419 MonoGSharedVtMethodInfo *gsharedvt_method;
1420 MonoMethodSignature *sig;
1421 MonoDelegateClassMethodPair *del_tramp;
1422 /* MONO_PATCH_INFO_VIRT_METHOD */
1423 MonoJumpInfoVirtMethod *virt_method;
1428 * Contains information for computing the
1429 * property given by INFO_TYPE of the runtime
1430 * object described by DATA.
1432 struct MonoJumpInfoRgctxEntry {
1435 MonoJumpInfo *data; /* describes the data to be loaded */
1436 MonoRgctxInfoType info_type;
1439 /* Contains information about a gsharedvt call */
1440 struct MonoJumpInfoGSharedVtCall {
1441 /* The original signature of the call */
1442 MonoMethodSignature *sig;
1443 /* The method which is called */
1448 MONO_TRAMPOLINE_JIT,
1449 MONO_TRAMPOLINE_JUMP,
1450 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1451 MONO_TRAMPOLINE_AOT,
1452 MONO_TRAMPOLINE_AOT_PLT,
1453 MONO_TRAMPOLINE_DELEGATE,
1454 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1455 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1456 MONO_TRAMPOLINE_VCALL,
1457 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1459 } MonoTrampolineType;
1461 /* These trampolines return normally to their caller */
1462 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1463 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1464 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1466 /* These trampolines receive an argument directly in a register */
1467 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1468 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1470 /* optimization flags */
1471 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1473 #include "optflags-def.h"
1478 * This structure represents a JIT backend.
1481 guint have_card_table_wb : 1;
1482 guint have_op_generic_class_init : 1;
1483 guint emulate_mul_div : 1;
1484 guint emulate_div : 1;
1485 guint emulate_long_shift_opts : 1;
1486 guint have_objc_get_selector : 1;
1487 guint have_generalized_imt_thunk : 1;
1488 guint have_tls_get : 1;
1489 guint have_tls_get_reg : 1;
1490 guint have_liverange_ops: 1;
1491 guint have_op_tail_call : 1;
1492 guint have_dummy_init : 1;
1493 guint gshared_supported : 1;
1494 guint use_fpstack : 1;
1496 guint need_got_var : 1;
1497 guint need_div_check : 1;
1498 guint no_unaligned_access : 1;
1499 int monitor_enter_adjustment;
1500 int dyn_call_param_area;
1503 /* Flags for mini_method_compile () */
1505 /* Whenever to run cctors during JITting */
1506 JIT_FLAG_RUN_CCTORS = (1 << 0),
1507 /* Whenever this is an AOT compilation */
1508 JIT_FLAG_AOT = (1 << 1),
1509 /* Whenever this is a full AOT compilation */
1510 JIT_FLAG_FULL_AOT = (1 << 2),
1511 /* Whenever to compile with LLVM */
1512 JIT_FLAG_LLVM = (1 << 3),
1513 /* Whenever to disable direct calls to direct calls to icall functions */
1514 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1515 /* Emit explicit null checks */
1516 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1517 /* Whenever to compile in llvm-only mode */
1518 JIT_FLAG_LLVM_ONLY = (1 << 6),
1521 /* Bit-fields in the MonoBasicBlock.region */
1522 #define MONO_REGION_TRY 0
1523 #define MONO_REGION_FINALLY 16
1524 #define MONO_REGION_CATCH 32
1525 #define MONO_REGION_FAULT 64 /* Currently unused */
1526 #define MONO_REGION_FILTER 128
1528 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1530 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1531 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1533 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1535 #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))))
1537 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1538 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1541 * Control Flow Graph and compilation unit information
1545 MonoMethodHeader *header;
1546 MonoMemPool *mempool;
1548 MonoMethodVar *vars;
1550 MonoBasicBlock *bb_entry;
1551 MonoBasicBlock *bb_exit;
1552 MonoBasicBlock *bb_init;
1553 MonoBasicBlock **bblocks;
1554 MonoBasicBlock **cil_offset_to_bb;
1555 MonoMemPool *state_pool; /* used by instruction selection */
1556 MonoBasicBlock *cbb; /* used by instruction selection */
1557 MonoInst *prev_ins; /* in decompose */
1558 MonoJumpInfo *patch_info;
1559 MonoJitInfo *jit_info;
1560 MonoJitDynamicMethodInfo *dynamic_info;
1561 guint num_bblocks, max_block_num;
1563 guint num_varinfo; /* used items in varinfo */
1564 guint varinfo_count; /* total storage in varinfo */
1567 gint cil_offset_to_bb_len;
1569 MonoSpillInfo *spill_info [16]; /* machine register spills */
1571 gint spill_info_len [16];
1572 /* unsigned char *cil_code; */
1573 MonoMethod *inlined_method; /* the method which is currently inlined */
1574 MonoInst *domainvar; /* a cache for the current domain */
1575 MonoInst *got_var; /* Global Offset Table variable */
1577 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1579 MonoType **arg_types;
1580 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1581 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1582 MonoGenericContext *generic_context;
1584 MonoBackend *backend;
1587 * This variable represents the hidden argument holding the vtype
1588 * return address. If the method returns something other than a vtype, or
1589 * the vtype is returned in registers this is NULL.
1591 MonoInst *vret_addr;
1594 * This is used to initialize the cil_code field of MonoInst's.
1596 const unsigned char *ip;
1598 struct MonoAliasingInformation *aliasing_info;
1600 /* A hashtable of region ID-> SP var mappings */
1601 /* An SP var is a place to store the stack pointer (used by handlers)*/
1604 /* A hashtable of region ID -> EX var mappings */
1605 /* An EX var stores the exception object passed to catch/filter blocks */
1608 GList *ldstr_list; /* used by AOT */
1613 GHashTable *cbb_hash;
1615 /* The current virtual register number */
1618 MonoGenericSharingContext gsctx;
1619 MonoGenericContext *gsctx_context;
1621 MonoGSharedVtMethodInfo *gsharedvt_info;
1623 /* Points to the gsharedvt locals area at runtime */
1624 MonoInst *gsharedvt_locals_var;
1626 /* The localloc instruction used to initialize gsharedvt_locals_var */
1627 MonoInst *gsharedvt_locals_var_ins;
1629 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1630 MonoInst *gsharedvt_info_var;
1632 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1633 MonoInst *orig_domain_var;
1636 MonoInst *lmf_addr_var;
1638 MonoInst *stack_inbalance_var;
1640 unsigned char *cil_start;
1641 #ifdef __native_client_codegen__
1642 /* this alloc is not aligned, native_code */
1643 /* is the 32-byte aligned version of this */
1644 unsigned char *native_code_alloc;
1646 unsigned char *native_code;
1652 regmask_t used_int_regs;
1654 guint32 prof_options;
1657 guint32 verbose_level;
1658 guint32 stack_usage;
1662 guint disable_aot : 1;
1663 guint disable_ssa : 1;
1664 guint disable_llvm : 1;
1665 guint enable_extended_bblocks : 1;
1666 guint run_cctors : 1;
1667 guint need_lmf_area : 1;
1668 guint compile_aot : 1;
1670 guint compile_llvm : 1;
1671 guint got_var_allocated : 1;
1672 guint ret_var_is_local : 1;
1673 guint ret_var_set : 1;
1674 guint unverifiable : 1;
1675 guint skip_visibility : 1;
1676 guint disable_reuse_registers : 1;
1677 guint disable_reuse_stack_slots : 1;
1678 guint disable_reuse_ref_stack_slots : 1;
1679 guint disable_ref_noref_stack_slot_share : 1;
1680 guint disable_initlocals_opt : 1;
1681 guint disable_initlocals_opt_refs : 1;
1682 guint disable_omit_fp : 1;
1683 guint disable_vreg_to_lvreg : 1;
1684 guint disable_deadce_vars : 1;
1685 guint disable_out_of_line_bblocks : 1;
1686 guint disable_direct_icalls : 1;
1687 guint disable_gc_safe_points : 1;
1688 guint create_lmf_var : 1;
1690 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1691 * instead of being generated in emit_prolog ()/emit_epilog ().
1695 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1696 * mono_lmf_addr TLS variable.
1698 guint lmf_ir_mono_lmf : 1;
1699 guint gen_write_barriers : 1;
1700 guint init_ref_vars : 1;
1701 guint extend_live_ranges : 1;
1702 guint compute_precise_live_ranges : 1;
1703 guint has_got_slots : 1;
1704 guint uses_rgctx_reg : 1;
1705 guint uses_vtable_reg : 1;
1706 guint uses_simd_intrinsics : 1;
1707 guint keep_cil_nops : 1;
1708 guint gen_seq_points : 1;
1709 /* Generate seq points for use by the debugger */
1710 guint gen_sdb_seq_points : 1;
1711 guint explicit_null_checks : 1;
1712 guint compute_gc_maps : 1;
1713 guint soft_breakpoints : 1;
1714 guint arch_eh_jit_info : 1;
1715 guint has_emulated_ops : 1;
1716 guint has_indirection : 1;
1717 guint has_atomic_add_i4 : 1;
1718 guint has_atomic_exchange_i4 : 1;
1719 guint has_atomic_cas_i4 : 1;
1720 guint check_pinvoke_callconv : 1;
1721 guint has_unwind_info_for_epilog : 1;
1722 guint disable_inline : 1;
1723 /* Disable inlining into caller */
1724 guint no_inline : 1;
1726 guint gsharedvt : 1;
1728 guint llvm_only : 1;
1730 gpointer debug_info;
1733 MonoProfileCoverageInfo *coverage_info;
1734 GHashTable *token_info_hash;
1735 MonoCompileArch arch;
1736 guint32 inline_depth;
1737 /* Size of memory reserved for thunks */
1741 /* Offset between the start of code and the thunks area */
1743 guint32 exception_type; /* MONO_EXCEPTION_* */
1744 guint32 exception_data;
1745 char* exception_message;
1746 gpointer exception_ptr;
1748 guint8 * encoded_unwind_ops;
1749 guint32 encoded_unwind_ops_len;
1754 /* Fields used by the local reg allocator */
1758 /* Maps vregs to their associated MonoInst's */
1759 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1760 MonoInst **vreg_to_inst;
1762 /* Size of above array */
1763 guint32 vreg_to_inst_len;
1765 /* Marks vregs which hold a GC ref */
1766 /* FIXME: Use a bitmap */
1767 gboolean *vreg_is_ref;
1769 /* Size of above array */
1770 guint32 vreg_is_ref_len;
1772 /* Marks vregs which hold a managed pointer */
1773 /* FIXME: Use a bitmap */
1774 gboolean *vreg_is_mp;
1776 /* Size of above array */
1777 guint32 vreg_is_mp_len;
1780 * The original method to compile, differs from 'method' when doing generic
1783 MonoMethod *orig_method;
1785 /* Patches which describe absolute addresses embedded into the native code */
1786 GHashTable *abs_patches;
1788 /* If the arch passes valuetypes by address, then for methods
1789 which use JMP the arch code should use these local
1790 variables to store the addresses of incoming valuetypes.
1791 The addresses should be stored in mono_arch_emit_prolog()
1792 and can be used when emitting code for OP_JMP. See
1794 MonoInst **tailcall_valuetype_addrs;
1796 /* Used to implement move_i4_to_f on archs that can't do raw
1797 copy between an ireg and a freg. This is an int32 var.*/
1798 MonoInst *iconv_raw_var;
1800 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1801 MonoInst *fconv_to_r8_x_var;
1803 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1804 MonoInst *simd_ctor_var;
1806 /* Used to implement dyn_call */
1807 MonoInst *dyn_call_var;
1810 * List of sequence points represented as IL offset+native offset pairs.
1811 * Allocated using glib.
1812 * IL offset can be -1 or 0xffffff to refer to the sequence points
1813 * inside the prolog and epilog used to implement method entry/exit events.
1815 GPtrArray *seq_points;
1817 /* The encoded sequence point info */
1818 struct MonoSeqPointInfo *seq_point_info;
1820 /* Method headers which need to be freed after compilation */
1821 GSList *headers_to_free;
1824 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1825 /* Symbol used to refer to this method in generated assembly */
1827 char *asm_debug_symbol;
1828 char *llvm_method_name;
1829 int castclass_cache_index;
1831 MonoJitExceptionInfo *llvm_ex_info;
1832 guint32 llvm_ex_info_len;
1833 int llvm_this_reg, llvm_this_offset;
1835 GSList *try_block_holes;
1837 /* DWARF location list for 'this' */
1838 GSList *this_loclist;
1840 /* DWARF location list for 'rgctx_var' */
1841 GSList *rgctx_loclist;
1843 int *gsharedvt_vreg_to_idx;
1849 /* The offsets of the locals area relative to the frame pointer */
1850 gint locals_min_stack_offset, locals_max_stack_offset;
1852 /* The current CFA rule */
1853 int cur_cfa_reg, cur_cfa_offset;
1855 /* The final CFA rule at the end of the prolog */
1856 int cfa_reg, cfa_offset;
1858 /* Points to a MonoCompileGC */
1862 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1863 * image etc, but it requires a 4 byte alignment.
1866 guint32 gc_map_size;
1868 /* Error handling */
1871 /* pointer to context datastructure used for graph dumping */
1872 MonoGraphDumper *gdump_ctx;
1875 int stat_allocate_var;
1876 int stat_locals_stack_size;
1877 int stat_basic_blocks;
1878 int stat_cil_code_size;
1880 int stat_inlineable_methods;
1881 int stat_inlined_methods;
1882 int stat_code_reallocs;
1886 MONO_CFG_HAS_ALLOCA = 1 << 0,
1887 MONO_CFG_HAS_CALLS = 1 << 1,
1888 MONO_CFG_HAS_LDELEMA = 1 << 2,
1889 MONO_CFG_HAS_VARARGS = 1 << 3,
1890 MONO_CFG_HAS_TAIL = 1 << 4,
1891 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1892 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1893 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1894 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1895 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1899 gint32 methods_compiled;
1901 gint32 methods_lookups;
1902 gint32 allocate_var;
1903 gint32 cil_code_size;
1904 gint32 native_code_size;
1905 gint32 code_reallocs;
1906 gint32 max_code_size_ratio;
1907 gint32 biggest_method_size;
1908 gint32 allocated_code_size;
1909 gint32 allocated_seq_points_size;
1910 gint32 inlineable_methods;
1911 gint32 inlined_methods;
1912 gint32 basic_blocks;
1913 gint32 max_basic_blocks;
1914 gint32 locals_stack_size;
1916 gint32 generic_virtual_invocations;
1918 gint32 alias_removed;
1919 gint32 loads_eliminated;
1920 gint32 stores_eliminated;
1921 gint32 optimized_divisions;
1922 int methods_with_llvm;
1923 int methods_without_llvm;
1924 char *max_ratio_method;
1925 char *biggest_method;
1926 double jit_method_to_ir;
1927 double jit_liveness_handle_exception_clauses;
1928 double jit_handle_out_of_line_bblock;
1929 double jit_decompose_long_opts;
1930 double jit_decompose_typechecks;
1931 double jit_local_cprop;
1932 double jit_local_emulate_ops;
1933 double jit_optimize_branches;
1934 double jit_handle_global_vregs;
1935 double jit_local_deadce;
1936 double jit_local_alias_analysis;
1937 double jit_if_conversion;
1938 double jit_bb_ordering;
1939 double jit_compile_dominator_info;
1940 double jit_compute_natural_loops;
1941 double jit_insert_safepoints;
1942 double jit_ssa_compute;
1943 double jit_ssa_cprop;
1944 double jit_ssa_deadce;
1945 double jit_perform_abc_removal;
1946 double jit_ssa_remove;
1947 double jit_local_cprop2;
1948 double jit_handle_global_vregs2;
1949 double jit_local_deadce2;
1950 double jit_optimize_branches2;
1951 double jit_decompose_vtype_opts;
1952 double jit_decompose_array_access_opts;
1953 double jit_liveness_handle_exception_clauses2;
1954 double jit_analyze_liveness;
1955 double jit_linear_scan;
1956 double jit_arch_allocate_vars;
1957 double jit_spill_global_vars;
1958 double jit_local_cprop3;
1959 double jit_local_deadce3;
1961 double jit_create_jit_info;
1962 double jit_gc_create_gc_map;
1963 double jit_save_seq_point_info;
1968 extern MonoJitStats mono_jit_stats;
1970 /* opcodes: value assigned after all the CIL opcodes */
1977 #define MINI_OP(a,b,dest,src1,src2) a,
1978 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1980 OP_START = MONO_CEE_LAST - 1,
1981 #include "mini-ops.h"
1987 #if SIZEOF_VOID_P == 8
1988 #define OP_PCONST OP_I8CONST
1989 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1990 #define OP_PADD OP_LADD
1991 #define OP_PADD_IMM OP_LADD_IMM
1992 #define OP_PSUB_IMM OP_LSUB_IMM
1993 #define OP_PAND_IMM OP_LAND_IMM
1994 #define OP_PXOR_IMM OP_LXOR_IMM
1995 #define OP_PSUB OP_LSUB
1996 #define OP_PMUL OP_LMUL
1997 #define OP_PMUL_IMM OP_LMUL_IMM
1998 #define OP_PNEG OP_LNEG
1999 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
2000 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
2001 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
2002 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
2003 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
2004 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
2005 #define OP_PBEQ OP_LBEQ
2006 #define OP_PCEQ OP_LCEQ
2007 #define OP_PBNE_UN OP_LBNE_UN
2008 #define OP_PBGE_UN OP_LBGE_UN
2009 #define OP_PBLT_UN OP_LBLT_UN
2010 #define OP_PBGE OP_LBGE
2011 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2012 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2014 #define OP_PCONST OP_ICONST
2015 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2016 #define OP_PADD OP_IADD
2017 #define OP_PADD_IMM OP_IADD_IMM
2018 #define OP_PSUB_IMM OP_ISUB_IMM
2019 #define OP_PAND_IMM OP_IAND_IMM
2020 #define OP_PXOR_IMM OP_IXOR_IMM
2021 #define OP_PSUB OP_ISUB
2022 #define OP_PMUL OP_IMUL
2023 #define OP_PMUL_IMM OP_IMUL_IMM
2024 #define OP_PNEG OP_INEG
2025 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2026 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2027 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2028 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2029 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2030 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2031 #define OP_PBEQ OP_IBEQ
2032 #define OP_PCEQ OP_ICEQ
2033 #define OP_PBNE_UN OP_IBNE_UN
2034 #define OP_PBGE_UN OP_IBGE_UN
2035 #define OP_PBLT_UN OP_IBLT_UN
2036 #define OP_PBGE OP_IBGE
2037 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2038 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2041 /* Opcodes to load/store regsize quantities */
2042 #if defined (__mono_ilp32__)
2043 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2044 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2046 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2047 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2074 #if HAVE_ARRAY_ELEM_INIT
2075 extern const guint8 mono_burg_arity [];
2077 extern guint8 mono_burg_arity [];
2080 extern const char MONO_ARCH_CPU_SPEC [];
2081 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2082 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2083 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2084 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2089 MONO_COMP_DFRONTIER = 4,
2090 MONO_COMP_DOM_REV = 8,
2091 MONO_COMP_LIVENESS = 16,
2093 MONO_COMP_SSA_DEF_USE = 64,
2094 MONO_COMP_REACHABILITY = 128,
2095 MONO_COMP_LOOPS = 256
2100 MONO_GRAPH_DTREE = 2,
2101 MONO_GRAPH_CFG_CODE = 4,
2102 MONO_GRAPH_CFG_SSA = 8,
2103 MONO_GRAPH_CFG_OPTCODE = 16
2110 } MonoJitArgumentInfo;
2113 gboolean handle_sigint;
2114 gboolean keep_delegates;
2115 gboolean reverse_pinvoke_exceptions;
2116 gboolean collect_pagefault_stats;
2117 gboolean break_on_unverified;
2118 gboolean better_cast_details;
2119 gboolean mdb_optimizations;
2120 gboolean no_gdb_backtrace;
2121 gboolean suspend_on_sigsegv;
2122 gboolean suspend_on_exception;
2123 gboolean suspend_on_unhandled;
2124 gboolean dyn_runtime_invoke;
2126 gboolean arm_use_fallback_tls;
2128 * Whenever data such as next sequence points and flags is required.
2129 * Next sequence points and flags are required by the debugger agent.
2131 gboolean gen_sdb_seq_points;
2132 gboolean no_seq_points_compact_data;
2134 * Setting single_imm_size should guarantee that each time managed code is compiled
2135 * the same instructions and registers are used, regardless of the size of used values.
2137 gboolean single_imm_size;
2138 gboolean explicit_null_checks;
2140 * Fill stack frames with 0x2a in method prologs. This helps with the
2141 * debugging of the stack marking code in the GC.
2143 gboolean init_stacks;
2146 * Whenever to implement single stepping and breakpoints without signals in the
2147 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2148 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2151 gboolean soft_breakpoints;
2153 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2155 gboolean break_on_exc;
2157 * Load AOT JIT info eagerly.
2159 gboolean load_aot_jit_info_eagerly;
2161 * Check for pinvoke calling convention mismatches.
2163 gboolean check_pinvoke_callconv;
2165 * Translate Debugger.Break () into a native breakpoint signal
2167 gboolean native_debugger_break;
2169 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2170 * identify the stack on some platforms
2172 gboolean disable_omit_fp;
2200 /* Implicit exceptions */
2202 MONO_EXC_INDEX_OUT_OF_RANGE,
2204 MONO_EXC_ARITHMETIC,
2205 MONO_EXC_DIVIDE_BY_ZERO,
2206 MONO_EXC_INVALID_CAST,
2208 MONO_EXC_ARRAY_TYPE_MISMATCH,
2210 MONO_EXC_INTRINS_NUM
2214 MINI_TOKEN_SOURCE_CLASS,
2215 MINI_TOKEN_SOURCE_METHOD,
2216 MINI_TOKEN_SOURCE_FIELD
2220 * Information about a trampoline function.
2225 * The native code of the trampoline. Not owned by this structure.
2230 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2235 * Patches required by the trampoline when aot-ing. Owned by this structure.
2239 * Unwind information. Owned by this structure.
2244 * Encoded unwind info loaded from AOT images
2247 guint32 uw_info_len;
2250 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2253 FILTER_IL_SEQ_POINT = 1 << 0,
2254 FILTER_NOP = 1 << 1,
2257 static inline gboolean
2258 mono_inst_filter (MonoInst *ins, int filter)
2260 if (!ins || !filter)
2263 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2266 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2272 static inline MonoInst*
2273 mono_inst_next (MonoInst *ins, int filter)
2277 } while (mono_inst_filter (ins, filter));
2282 static inline MonoInst*
2283 mono_inst_prev (MonoInst *ins, int filter)
2287 } while (mono_inst_filter (ins, filter));
2292 static inline MonoInst*
2293 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2295 MonoInst *ins = bb->code;
2296 if (mono_inst_filter (ins, filter))
2297 ins = mono_inst_next (ins, filter);
2302 static inline MonoInst*
2303 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2305 MonoInst *ins = bb->last_ins;
2306 if (mono_inst_filter (ins, filter))
2307 ins = mono_inst_prev (ins, filter);
2313 MONO_API int mono_main (int argc, char* argv[]);
2314 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2315 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2316 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2318 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2319 void mini_cleanup (MonoDomain *domain);
2320 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2321 MONO_API gboolean mini_parse_debug_option (const char *option);
2324 void mono_cfg_dump_create_context (MonoCompile *cfg);
2325 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2326 void mono_cfg_dump_close_group (MonoCompile *cfg);
2327 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2329 /* helper methods */
2330 void mini_jit_init (void);
2331 void mini_jit_cleanup (void);
2332 void mono_disable_optimizations (guint32 opts);
2333 void mono_set_optimizations (guint32 opts);
2334 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2335 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2336 char* mono_opt_descr (guint32 flags);
2337 void mono_set_verbose_level (guint32 level);
2338 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2339 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2340 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2341 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2342 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2344 void mono_precompile_assemblies (void);
2345 MONO_API int mono_parse_default_optimizations (const char* p);
2346 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2347 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2348 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2349 void mono_verify_bblock (MonoBasicBlock *bb);
2350 void mono_verify_cfg (MonoCompile *cfg);
2351 void mono_constant_fold (MonoCompile *cfg);
2352 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2353 int mono_eval_cond_branch (MonoInst *branch);
2354 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2355 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2356 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2357 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2358 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2359 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2360 MonoType* mono_type_from_stack_type (MonoInst *ins);
2361 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2362 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2363 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2364 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2365 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2366 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2367 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2368 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2369 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2370 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2372 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2373 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2374 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2375 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2376 void mono_nullify_basic_block (MonoBasicBlock *bb);
2377 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2378 void mono_optimize_branches (MonoCompile *cfg);
2380 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2381 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2382 void mono_print_ji (const MonoJumpInfo *ji);
2383 void mono_print_ins_index (int i, MonoInst *ins);
2384 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2385 void mono_print_ins (MonoInst *ins);
2386 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2387 void mono_print_code (MonoCompile *cfg, const char *msg);
2388 MONO_API void mono_print_method_from_ip (void *ip);
2389 MONO_API char *mono_pmip (void *ip);
2390 gboolean mono_debug_count (void);
2391 MONO_API const char* mono_inst_name (int op);
2392 int mono_op_to_op_imm (int opcode);
2393 int mono_op_imm_to_op (int opcode);
2394 int mono_load_membase_to_load_mem (int opcode);
2395 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2396 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2397 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2398 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2399 guint32 mono_reverse_branch_op (guint32 opcode);
2400 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2401 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2402 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2403 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2404 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2405 guint mono_patch_info_hash (gconstpointer data);
2406 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2407 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2408 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2409 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2410 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2411 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2412 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2413 MonoLMF * mono_get_lmf (void);
2414 MonoLMF** mono_get_lmf_addr (void);
2415 void mono_set_lmf (MonoLMF *lmf);
2416 MonoJitTlsData* mono_get_jit_tls (void);
2417 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2418 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2419 gint32 mono_get_jit_tls_offset (void);
2420 gint32 mono_get_lmf_tls_offset (void);
2421 gint32 mono_get_lmf_addr_tls_offset (void);
2422 int mini_get_tls_offset (MonoTlsKey key);
2423 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2424 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2425 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2426 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2427 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2428 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2429 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2430 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2431 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2432 void mono_analyze_liveness (MonoCompile *cfg);
2433 void mono_analyze_liveness_gc (MonoCompile *cfg);
2434 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2435 void mono_global_regalloc (MonoCompile *cfg);
2436 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2437 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2438 void mono_destroy_compile (MonoCompile *cfg);
2439 void mono_empty_compile (MonoCompile *cfg);
2440 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2441 void mono_print_ins_index (int i, MonoInst *ins);
2442 void mono_print_ins (MonoInst *ins);
2443 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2444 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2445 MonoInst *mono_get_got_var (MonoCompile *cfg);
2446 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2447 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2448 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2449 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2450 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2451 void mono_create_helper_signatures (void);
2453 gboolean mini_class_is_system_array (MonoClass *klass);
2454 MonoMethodSignature *mono_get_element_address_signature (int arity);
2455 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2456 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2458 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2459 void mono_linterval_print (MonoLiveInterval *interval);
2460 void mono_linterval_print_nl (MonoLiveInterval *interval);
2461 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2462 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2463 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2464 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2466 /* Native Client functions */
2467 gpointer mono_realloc_native_code(MonoCompile *cfg);
2469 #if defined(__native_client__) || defined(__native_client_codegen__)
2470 extern volatile int __nacl_thread_suspension_needed;
2471 void __nacl_suspend_thread_if_needed(void);
2472 void mono_nacl_gc(void);
2475 extern MonoDebugOptions debug_options;
2477 static inline MonoMethod*
2478 jinfo_get_method (MonoJitInfo *ji)
2480 return mono_jit_info_get_method (ji);
2484 void mono_aot_init (void);
2485 void mono_aot_cleanup (void);
2486 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2487 MonoMethod *method, MonoError *error);
2488 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2489 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2490 guint8* mono_aot_get_plt_entry (guint8 *code);
2491 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2492 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2493 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2494 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2495 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2496 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2497 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2498 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2499 gpointer mono_aot_get_trampoline (const char *name);
2500 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2501 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2502 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2503 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2504 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2505 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2506 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2507 guint32 mono_aot_method_hash (MonoMethod *method);
2508 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2509 void mono_aot_set_make_unreadable (gboolean unreadable);
2510 gboolean mono_aot_is_pagefault (void *ptr);
2511 void mono_aot_handle_pagefault (void *ptr);
2512 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2513 guint32 mono_aot_find_method_index (MonoMethod *method);
2514 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2515 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2516 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2517 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2519 /* This is an exported function */
2520 MONO_API void mono_aot_register_module (gpointer *aot_info);
2522 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2524 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2525 * passed to the free function.
2527 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2529 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2530 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2532 void mono_xdebug_init (const char *xdebug_opts);
2533 void mono_save_xdebug_info (MonoCompile *cfg);
2534 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2535 /* This is an exported function */
2536 void mono_xdebug_flush (void);
2538 gboolean mono_method_blittable (MonoMethod *method);
2539 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2541 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2542 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2543 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2544 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2546 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2548 int mono_find_method_opcode (MonoMethod *method);
2549 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2550 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2551 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2552 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2554 void mono_trampolines_init (void);
2555 void mono_trampolines_cleanup (void);
2556 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2557 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2558 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2560 gboolean add_sync_wrapper,
2562 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2563 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2564 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2565 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2566 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2567 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2568 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2569 gpointer mono_create_monitor_enter_trampoline (void);
2570 gpointer mono_create_monitor_enter_v4_trampoline (void);
2571 gpointer mono_create_monitor_exit_trampoline (void);
2572 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2573 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2574 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2575 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2576 #ifndef DISABLE_REMOTING
2577 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2579 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2580 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2582 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2584 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2585 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2586 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2587 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2588 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2589 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2590 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2591 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2592 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2593 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2594 gpointer mini_get_nullified_class_init_trampoline (void);
2595 gpointer mini_get_single_step_trampoline (void);
2596 gpointer mini_get_breakpoint_trampoline (void);
2597 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2598 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2599 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2600 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2601 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2603 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2605 gboolean mono_running_on_valgrind (void);
2606 void* mono_global_codeman_reserve (int size);
2607 const char *mono_regname_full (int reg, int bank);
2608 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2609 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2610 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2611 void mono_remove_critical_edges (MonoCompile *cfg);
2612 gboolean mono_is_regsize_var (MonoType *t);
2613 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2614 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2615 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2616 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2617 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2618 CompRelation mono_negate_cond (CompRelation cond);
2619 int mono_op_imm_to_op (int opcode);
2620 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2621 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2622 MonoUnwindOp *mono_create_unwind_op (int when,
2625 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2628 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2629 void mono_tramp_info_free (MonoTrampInfo *info);
2630 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2631 int mini_exception_id_by_name (const char *name);
2632 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2634 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2635 MonoInst *return_var, MonoInst **inline_args,
2636 guint inline_offset, gboolean is_virtual_call);
2638 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2639 void mono_decompose_long_opts (MonoCompile *cfg);
2640 void mono_decompose_vtype_opts (MonoCompile *cfg);
2641 void mono_decompose_array_access_opts (MonoCompile *cfg);
2642 void mono_decompose_soft_float (MonoCompile *cfg);
2643 void mono_local_emulate_ops (MonoCompile *cfg);
2644 void mono_handle_global_vregs (MonoCompile *cfg);
2645 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2646 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2647 void mono_if_conversion (MonoCompile *cfg);
2650 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2651 void mini_init_delegate (MonoDelegate *del);
2652 char* mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset);
2653 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2655 /* methods that must be provided by the arch-specific port */
2656 void mono_arch_init (void);
2657 void mono_arch_finish_init (void);
2658 void mono_arch_cleanup (void);
2659 void mono_arch_cpu_init (void);
2660 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2661 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2662 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2663 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2664 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2665 void mono_codegen (MonoCompile *cfg);
2666 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2667 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2668 const char *mono_arch_regname (int reg);
2669 const char *mono_arch_fregname (int reg);
2670 void mono_arch_exceptions_init (void);
2671 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2672 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2673 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2674 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2675 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2676 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2677 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2678 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2679 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2680 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2681 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2682 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2683 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2684 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2685 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2686 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2687 void mono_arch_flush_icache (guint8 *code, gint size);
2688 int mono_arch_max_epilog_size (MonoCompile *cfg);
2689 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2690 void mono_arch_emit_epilog (MonoCompile *cfg);
2691 void mono_arch_emit_exceptions (MonoCompile *cfg);
2692 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2693 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2694 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2695 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2696 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2697 void mono_arch_fill_argument_info (MonoCompile *cfg);
2698 void mono_arch_allocate_vars (MonoCompile *m);
2699 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2700 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2701 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2702 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2703 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2704 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2705 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2706 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2707 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2708 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2709 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2710 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2711 GSList* mono_arch_get_delegate_invoke_impls (void);
2712 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2713 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2714 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2715 GSList* mono_arch_get_cie_program (void);
2716 void mono_arch_set_target (char *mtriple);
2717 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2718 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2719 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2720 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2721 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2722 int mono_arch_translate_tls_offset (int offset);
2723 gboolean mono_arch_opcode_supported (int opcode);
2724 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2726 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2727 gboolean mono_arch_is_soft_float (void);
2729 static inline MONO_ALWAYS_INLINE gboolean
2730 mono_arch_is_soft_float (void)
2736 /* Soft Debug support */
2737 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2738 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2739 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2740 void mono_arch_start_single_stepping (void);
2741 void mono_arch_stop_single_stepping (void);
2742 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2743 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2744 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2745 void mono_arch_skip_single_step (MonoContext *ctx);
2746 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2747 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2751 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2752 MonoJitInfo *ji, MonoContext *ctx,
2753 MonoContext *new_ctx, MonoLMF **lmf,
2754 mgreg_t **save_locations,
2755 StackFrameInfo *frame_info);
2756 gpointer mono_arch_get_throw_exception_by_name (void);
2757 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2758 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2759 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2760 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2761 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2762 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2763 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2764 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2765 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2766 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2767 gpointer mono_arch_ip_from_context (void *sigctx);
2768 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2769 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2770 void mono_arch_flush_register_windows (void);
2771 gboolean mono_arch_is_inst_imm (gint64 imm);
2772 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2773 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2774 guint32 mono_arch_get_patch_offset (guint8 *code);
2775 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2776 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2777 void mono_arch_save_unwind_info (MonoCompile *cfg);
2778 void mono_arch_register_lowlevel_calls (void);
2779 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2780 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2781 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2782 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2783 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2784 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2785 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2786 int mono_arch_get_this_arg_reg (guint8 *code);
2787 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2788 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2789 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2790 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2791 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2792 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2793 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2794 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2795 guint8* mono_arch_get_call_target (guint8 *code);
2796 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2797 GSList *mono_arch_get_trampolines (gboolean aot);
2799 /* Handle block guard */
2800 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2801 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2802 gpointer mono_create_handler_block_trampoline (void);
2803 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2805 /*New interruption machinery */
2807 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2810 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2813 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2816 /* Exception handling */
2817 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2819 void mono_exceptions_init (void);
2820 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2821 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2822 MONO_API void mono_print_thread_dump (void *sigctx);
2823 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2824 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2825 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2826 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2827 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2828 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2829 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2830 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2832 void mono_setup_altstack (MonoJitTlsData *tls);
2833 void mono_free_altstack (MonoJitTlsData *tls);
2834 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2835 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2836 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2837 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2839 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);
2841 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2842 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2843 void mono_restore_context (MonoContext *ctx);
2844 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2845 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2846 void mono_llvm_rethrow_exception (MonoObject *ex);
2847 void mono_llvm_throw_exception (MonoObject *ex);
2848 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2849 void mono_llvm_resume_exception (void);
2850 void mono_llvm_clear_exception (void);
2851 MonoObject *mono_llvm_load_exception (void);
2852 void mono_llvm_reset_exception (void);
2853 void mono_llvm_raise_exception (MonoException *e);
2854 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2857 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2858 MonoJitInfo *prev_ji, MonoContext *ctx,
2859 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2860 mgreg_t **save_locations,
2861 StackFrameInfo *frame);
2863 gpointer mono_get_throw_exception (void);
2864 gpointer mono_get_rethrow_exception (void);
2865 gpointer mono_get_call_filter (void);
2866 gpointer mono_get_restore_context (void);
2867 gpointer mono_get_throw_exception_by_name (void);
2868 gpointer mono_get_throw_corlib_exception (void);
2869 gpointer mono_get_throw_exception_addr (void);
2870 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2871 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2872 MonoReflectionMethod **method,
2873 gint32 *iloffset, gint32 *native_offset,
2874 MonoString **file, gint32 *line, gint32 *column);
2875 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2877 void mono_decompose_typechecks (MonoCompile *cfg);
2878 /* Dominator/SSA methods */
2879 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2880 void mono_compute_natural_loops (MonoCompile *cfg);
2881 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2882 void mono_ssa_compute (MonoCompile *cfg);
2883 void mono_ssa_remove (MonoCompile *cfg);
2884 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2885 void mono_ssa_cprop (MonoCompile *cfg);
2886 void mono_ssa_deadce (MonoCompile *cfg);
2887 void mono_ssa_strength_reduction (MonoCompile *cfg);
2888 void mono_free_loop_info (MonoCompile *cfg);
2889 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2891 void mono_ssa_compute2 (MonoCompile *cfg);
2892 void mono_ssa_remove2 (MonoCompile *cfg);
2893 void mono_ssa_cprop2 (MonoCompile *cfg);
2894 void mono_ssa_deadce2 (MonoCompile *cfg);
2896 /* debugging support */
2897 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2898 guint32 breakpoint_id);
2899 void mono_debug_open_method (MonoCompile *cfg);
2900 void mono_debug_close_method (MonoCompile *cfg);
2901 void mono_debug_free_method (MonoCompile *cfg);
2902 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2903 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2904 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2905 void mono_debug_add_aot_method (MonoDomain *domain,
2906 MonoMethod *method, guint8 *code_start,
2907 guint8 *debug_info, guint32 debug_info_len);
2908 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2909 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2911 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2914 MonoTraceSpec *mono_trace_parse_options (const char *options);
2915 void mono_trace_set_assembly (MonoAssembly *assembly);
2916 gboolean mono_trace_eval (MonoMethod *method);
2919 mono_perform_abc_removal (MonoCompile *cfg);
2921 mono_perform_abc_removal (MonoCompile *cfg);
2923 mono_perform_ssapre (MonoCompile *cfg);
2925 mono_local_cprop (MonoCompile *cfg);
2927 mono_local_cprop (MonoCompile *cfg);
2929 mono_local_deadce (MonoCompile *cfg);
2931 mono_local_alias_analysis (MonoCompile *cfg);
2933 /* Generic sharing */
2936 mono_set_generic_sharing_supported (gboolean supported);
2939 mono_set_generic_sharing_vt_supported (gboolean supported);
2942 mono_set_partial_sharing_supported (gboolean supported);
2945 mono_class_generic_sharing_enabled (MonoClass *klass);
2948 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2951 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2953 MonoMethodRuntimeGenericContext*
2954 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2957 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2960 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2963 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2966 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2969 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2970 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2973 mono_method_construct_object_context (MonoMethod *method);
2976 mono_method_get_declaring_generic_method (MonoMethod *method);
2979 mono_generic_context_check_used (MonoGenericContext *context);
2982 mono_class_check_context_used (MonoClass *klass);
2985 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
2988 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
2991 mono_method_is_generic_impl (MonoMethod *method);
2994 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
2997 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3000 mini_class_is_generic_sharable (MonoClass *klass);
3004 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3007 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3010 mini_is_gsharedvt_gparam (MonoType *t);
3012 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3014 int mono_method_check_context_used (MonoMethod *method);
3016 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3018 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3019 guint32 token, guint32 token_source, guint32 rgctx_type,
3020 gint32 rgctx_index);
3022 void mono_generic_sharing_init (void);
3023 void mono_generic_sharing_cleanup (void);
3025 MonoClass* mini_class_get_container_class (MonoClass *klass);
3026 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3028 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3029 MonoType* mini_type_get_underlying_type (MonoType *type);
3030 MonoMethod* mini_get_shared_method (MonoMethod *method);
3031 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3032 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3033 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3034 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3036 int mini_type_stack_size (MonoType *t, int *align);
3037 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3038 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3039 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3041 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3043 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3044 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3046 #define MONO_TIME_TRACK(a, phase) \
3048 GTimer *timer = mono_time_track_start (); \
3050 mono_time_track_end (&(a), timer); \
3053 GTimer *mono_time_track_start (void);
3054 void mono_time_track_end (double *time, GTimer *timer);
3056 void mono_update_jit_stats (MonoCompile *cfg);
3058 gboolean mini_type_is_reference (MonoType *type);
3059 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3060 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3061 gboolean mini_is_gsharedvt_type (MonoType *t);
3062 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3063 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3064 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3065 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3066 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3067 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3068 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3069 gpointer mini_method_get_rgctx (MonoMethod *m);
3070 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3072 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3073 gint32 vcall_offset, gboolean calli);
3074 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3075 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3076 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3077 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3082 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3085 SIMD_VERSION_SSE1 = 1 << 0,
3086 SIMD_VERSION_SSE2 = 1 << 1,
3087 SIMD_VERSION_SSE3 = 1 << 2,
3088 SIMD_VERSION_SSSE3 = 1 << 3,
3089 SIMD_VERSION_SSE41 = 1 << 4,
3090 SIMD_VERSION_SSE42 = 1 << 5,
3091 SIMD_VERSION_SSE4a = 1 << 6,
3092 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3093 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3094 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3097 /* this value marks the end of the bit indexes used in
3100 SIMD_VERSION_INDEX_END = 6
3115 SIMD_PREFETCH_MODE_NTA,
3116 SIMD_PREFETCH_MODE_0,
3117 SIMD_PREFETCH_MODE_1,
3118 SIMD_PREFETCH_MODE_2,
3121 const char *mono_arch_xregname (int reg);
3122 void mono_simd_simplify_indirection (MonoCompile *cfg);
3123 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3124 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3125 void mono_simd_intrinsics_init (void);
3127 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3128 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3131 #define XDEBUG_ENABLED 1
3135 /* maybe enable also for other systems? */
3136 #define ENABLE_JIT_MAP 1
3137 void mono_enable_jit_map (void);
3138 void mono_emit_jit_map (MonoJitInfo *jinfo);
3139 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3140 gboolean mono_jit_map_is_enabled (void);
3142 #define mono_enable_jit_map()
3143 #define mono_emit_jit_map(ji)
3144 #define mono_emit_jit_tramp(s,z,d)
3145 #define mono_jit_map_is_enabled() (0)
3149 * Per-OS implementation functions.
3151 void mono_runtime_install_handlers (void);
3152 void mono_runtime_cleanup_handlers (void);
3153 void mono_runtime_setup_stat_profiler (void);
3154 void mono_runtime_shutdown_stat_profiler (void);
3155 void mono_runtime_posix_install_handlers (void);
3156 pid_t mono_runtime_syscall_fork (void);
3157 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3159 void mono_cross_helpers_run (void);
3165 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3166 // Signal handlers not available
3167 #define MONO_ARCH_NEED_DIV_CHECK 1
3170 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3171 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3172 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3173 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3174 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3176 #ifndef MONO_ARCH_HAVE_TLS_GET
3177 #define MONO_ARCH_HAVE_TLS_GET 0
3180 #ifdef MONO_ARCH_VARARG_ICALLS
3181 #define ARCH_VARARG_ICALLS 1
3183 #define ARCH_VARARG_ICALLS 0
3187 * Native unwinder integration
3189 void mono_exception_native_unwind (void *ctx, MONO_SIG_HANDLER_INFO_TYPE *info);
3192 * Coop support for trampolines
3194 void mono_interruption_checkpoint_from_trampoline (void);
3196 #endif /* __MONO_MINI_H__ */