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 = 2,
183 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
184 MONO_AOT_TRAMP_NUM = 4
188 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
189 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
190 MONO_AOT_FILE_FLAG_DEBUG = 4,
191 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
192 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
193 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
194 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
199 MONO_AOT_TABLE_IMAGE_TABLE,
200 MONO_AOT_TABLE_CLASS_NAME,
201 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
202 MONO_AOT_TABLE_EX_INFO_OFFSETS,
203 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
204 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
205 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
206 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
207 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
211 /* This structure is stored in the AOT file */
212 typedef struct MonoAotFileInfo
214 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
219 /* All the pointers should be at the start to avoid alignment problems */
221 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
222 /* Global Offset Table for JITted code */
224 /* Global Offset Table for LLVM code */
226 /* Mono EH Frame created by llc when using LLVM */
227 gpointer mono_eh_frame;
228 /* Points to the get_method () function in the LLVM image or NULL */
229 gpointer llvm_get_method;
230 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
231 gpointer llvm_get_unbox_tramp;
232 gpointer jit_code_start;
233 gpointer jit_code_end;
234 gpointer method_addresses;
237 gpointer class_name_table;
238 gpointer class_info_offsets;
239 gpointer method_info_offsets;
240 gpointer ex_info_offsets;
241 gpointer extra_method_info_offsets;
242 gpointer extra_method_table;
243 gpointer got_info_offsets;
244 gpointer llvm_got_info_offsets;
245 gpointer image_table;
247 /* The GUID of the assembly which the AOT image was generated from */
248 gpointer assembly_guid;
250 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
253 gpointer runtime_version;
254 /* Blocks of various kinds of trampolines */
255 gpointer specific_trampolines;
256 gpointer static_rgctx_trampolines;
257 gpointer imt_trampolines;
258 gpointer gsharedvt_arg_trampolines;
259 /* In static mode, points to a table of global symbols for trampolines etc */
261 /* Points to a string containing the assembly name*/
262 gpointer assembly_name;
263 /* Start of Mono's Program Linkage Table */
265 /* End of Mono's Program Linkage Table */
267 gpointer unwind_info;
268 /* Points to a table mapping methods to their unbox trampolines */
269 gpointer unbox_trampolines;
270 /* Points to the end of the previous table */
271 gpointer unbox_trampolines_end;
272 /* Points to a table of unbox trampoline addresses/offsets */
273 gpointer unbox_trampoline_addresses;
274 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
277 /* The index of the first GOT slot used by the PLT */
278 guint32 plt_got_offset_base;
279 /* Number of entries in the GOT */
281 /* Number of entries in the PLT */
283 /* Number of methods */
285 /* A union of MonoAotFileFlags */
287 /* Optimization flags used to compile the module */
289 /* SIMD flags used to compile the module */
291 /* Index of the blob entry holding the GC used by this module */
292 gint32 gc_name_index;
293 guint32 num_rgctx_fetch_trampolines;
294 /* These are used for sanity checking object layout problems when cross-compiling */
295 guint32 double_align, long_align, generic_tramp_num;
296 /* The page size used by trampoline pages */
297 guint32 tramp_page_size;
299 * The number of GOT entries which need to be preinitialized when the
302 guint32 nshared_got_entries;
303 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
304 guint32 datafile_size;
307 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
308 // FIXME: Sync with AOT
309 guint32 table_offsets [MONO_AOT_TABLE_NUM];
310 /* Number of trampolines */
311 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
312 /* The indexes of the first GOT slots used by the trampolines */
313 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
314 /* The size of one trampoline */
315 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
316 /* The offset where the trampolines begin on a trampoline page */
317 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
318 /* GUID of aot compilation */
322 /* Number of symbols in the MonoAotFileInfo structure */
323 #define MONO_AOT_FILE_INFO_NUM_SYMBOLS (((G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_LAST_SYMBOL) - G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_FIRST_SYMBOL)) / sizeof (gpointer)) + 1)
329 } MonoClassMethodPair;
336 } MonoDelegateClassMethodPair;
338 /* Per-domain information maintained by the JIT */
341 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
342 GHashTable *jump_target_got_slot_hash;
343 GHashTable *jump_target_hash;
344 /* Maps methods/klasses to the address of the given type of trampoline */
345 GHashTable *class_init_trampoline_hash;
346 GHashTable *jump_trampoline_hash;
347 GHashTable *jit_trampoline_hash;
348 GHashTable *delegate_trampoline_hash;
349 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
350 GHashTable *static_rgctx_trampoline_hash;
351 GHashTable *llvm_vcall_trampoline_hash;
352 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
353 GHashTable *dynamic_code_hash;
354 GHashTable *method_code_hash;
355 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
356 MonoConcurrentHashTable *runtime_invoke_hash;
357 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
358 /* Protected by the domain lock */
359 GHashTable *seq_points;
360 /* Debugger agent data */
362 /* Maps MonoMethod to an arch-specific structure */
363 GHashTable *arch_seq_points;
364 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
365 GHashTable *gsharedvt_arg_tramp_hash;
366 /* memcpy/bzero methods specialized for small constant sizes */
367 gpointer *memcpy_addr [17];
368 gpointer *bzero_addr [17];
369 gpointer llvm_module;
370 /* Maps MonoMethod -> GSlist of addresses */
371 GHashTable *llvm_jit_callees;
376 MonoCodeManager *code_mp;
377 } MonoJitDynamicMethodInfo;
379 /* An extension of MonoGenericParamFull used in generic sharing */
381 MonoGenericParamFull param;
382 MonoGenericParam *parent;
383 } MonoGSharedGenericParam;
385 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
387 /* Contains a list of ips which needs to be patched when a method is compiled */
398 * Information about a stack frame.
399 * FIXME This typedef exists only to avoid tons of code rewriting
401 typedef MonoStackFrameInfo StackFrameInfo;
404 #define mono_bitset_foreach_bit(set,b,n) \
405 for (b = 0; b < n; b++)\
406 if (mono_bitset_test_fast(set,b))
408 #define mono_bitset_foreach_bit(set,b,n) \
409 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
413 * Pull the list of opcodes
415 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
419 #include "mono/cil/opcode.def"
424 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
426 #define MONO_INST_NULLIFY_SREGS(dest) do { \
427 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
430 #define MONO_INST_NEW(cfg,dest,op) do { \
431 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
432 (dest)->opcode = (op); \
434 MONO_INST_NULLIFY_SREGS ((dest)); \
435 (dest)->cil_code = (cfg)->ip; \
438 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
439 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
440 (dest)->inst.opcode = (op); \
441 (dest)->inst.dreg = -1; \
442 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
443 (dest)->inst.cil_code = (cfg)->ip; \
446 #define MONO_ADD_INS(b,inst) do { \
447 if ((b)->last_ins) { \
448 (b)->last_ins->next = (inst); \
449 (inst)->prev = (b)->last_ins; \
450 (b)->last_ins = (inst); \
452 (b)->code = (b)->last_ins = (inst); \
456 #define NULLIFY_INS(ins) do { \
457 (ins)->opcode = OP_NOP; \
459 MONO_INST_NULLIFY_SREGS ((ins)); \
462 /* Remove INS from BB */
463 #define MONO_REMOVE_INS(bb,ins) do { \
465 (ins)->prev->next = (ins)->next; \
467 (ins)->next->prev = (ins)->prev; \
468 if ((bb)->code == (ins)) \
469 (bb)->code = (ins)->next; \
470 if ((bb)->last_ins == (ins)) \
471 (bb)->last_ins = (ins)->prev; \
474 /* Remove INS from BB and nullify it */
475 #define MONO_DELETE_INS(bb,ins) do { \
476 MONO_REMOVE_INS ((bb), (ins)); \
477 NULLIFY_INS ((ins)); \
481 * this is used to determine when some branch optimizations are possible: we exclude FP compares
482 * because they have weird semantics with NaNs.
484 #define MONO_IS_COND_BRANCH_OP(ins) (((ins)->opcode >= OP_LBEQ && (ins)->opcode <= OP_LBLT_UN) || ((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_IBEQ && (ins)->opcode <= OP_IBLT_UN))
485 #define MONO_IS_COND_BRANCH_NOFP(ins) (MONO_IS_COND_BRANCH_OP(ins) && !(((ins)->opcode >= OP_FBEQ) && ((ins)->opcode <= OP_FBLT_UN)) && (!(ins)->inst_left || (ins)->inst_left->inst_left->type != STACK_R8))
487 #define MONO_IS_BRANCH_OP(ins) (MONO_IS_COND_BRANCH_OP(ins) || ((ins)->opcode == OP_BR) || ((ins)->opcode == OP_BR_REG) || ((ins)->opcode == OP_SWITCH))
489 #define MONO_IS_COND_EXC(ins) ((((ins)->opcode >= OP_COND_EXC_EQ) && ((ins)->opcode <= OP_COND_EXC_LT_UN)) || (((ins)->opcode >= OP_COND_EXC_IEQ) && ((ins)->opcode <= OP_COND_EXC_ILT_UN)))
491 #define MONO_IS_SETCC(ins) ((((ins)->opcode >= OP_CEQ) && ((ins)->opcode <= OP_CLT_UN)) || (((ins)->opcode >= OP_ICEQ) && ((ins)->opcode <= OP_ICLE_UN)) || (((ins)->opcode >= OP_LCEQ) && ((ins)->opcode <= OP_LCLT_UN)) || (((ins)->opcode >= OP_FCEQ) && ((ins)->opcode <= OP_FCLT_UN)))
493 #define MONO_HAS_CUSTOM_EMULATION(ins) (((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_FCEQ && (ins)->opcode <= OP_FCLT_UN))
495 #define MONO_IS_LOAD_MEMBASE(ins) (((ins)->opcode >= OP_LOAD_MEMBASE && (ins)->opcode <= OP_LOADV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_LOAD_I1 && (ins)->opcode <= OP_ATOMIC_LOAD_R8))
496 #define MONO_IS_STORE_MEMBASE(ins) (((ins)->opcode >= OP_STORE_MEMBASE_REG && (ins)->opcode <= OP_STOREV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_STORE_I1 && (ins)->opcode <= OP_ATOMIC_STORE_R8))
497 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
499 // OP_DYN_CALL is not a MonoCallInst
500 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL))
502 #define MONO_IS_JUMP_TABLE(ins) (((ins)->opcode == OP_JUMP_TABLE) ? TRUE : ((((ins)->opcode == OP_AOTCONST) && (ins->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? TRUE : ((ins)->opcode == OP_SWITCH) ? TRUE : ((((ins)->opcode == OP_GOT_ENTRY) && ((ins)->inst_right->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? TRUE : FALSE)))
504 #define MONO_JUMP_TABLE_FROM_INS(ins) (((ins)->opcode == OP_JUMP_TABLE) ? (ins)->inst_p0 : (((ins)->opcode == OP_AOTCONST) && (ins->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH) ? (ins)->inst_p0 : (((ins)->opcode == OP_SWITCH) ? (ins)->inst_p0 : ((((ins)->opcode == OP_GOT_ENTRY) && ((ins)->inst_right->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? (ins)->inst_right->inst_p0 : NULL))))
506 /* FIXME: Add more instructions */
507 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
508 #define MONO_INS_HAS_NO_SIDE_EFFECT(ins) (MONO_IS_MOVE (ins) || (ins->opcode == OP_ICONST) || (ins->opcode == OP_I8CONST) || MONO_IS_ZERO (ins) || (ins->opcode == OP_ADD_IMM) || (ins->opcode == OP_R8CONST) || (ins->opcode == OP_LADD_IMM) || (ins->opcode == OP_ISUB_IMM) || (ins->opcode == OP_IADD_IMM) || (ins->opcode == OP_LNEG) || (ins->opcode == OP_ISUB) || (ins->opcode == OP_CMOV_IGE) || (ins->opcode == OP_ISHL_IMM) || (ins->opcode == OP_ISHR_IMM) || (ins->opcode == OP_ISHR_UN_IMM) || (ins->opcode == OP_IAND_IMM) || (ins->opcode == OP_ICONV_TO_U1) || (ins->opcode == OP_ICONV_TO_I1) || (ins->opcode == OP_SEXT_I4) || (ins->opcode == OP_LCONV_TO_U1) || (ins->opcode == OP_ICONV_TO_U2) || (ins->opcode == OP_ICONV_TO_I2) || (ins->opcode == OP_LCONV_TO_I2) || (ins->opcode == OP_LDADDR) || (ins->opcode == OP_PHI) || (ins->opcode == OP_NOP) || (ins->opcode == OP_ZEXT_I4) || (ins->opcode == OP_NOT_NULL) || (ins->opcode == OP_IL_SEQ_POINT))
510 #define MONO_INS_IS_PCONST_NULL(ins) ((ins)->opcode == OP_PCONST && (ins)->inst_p0 == 0)
512 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && (mono_class_get_flags ((m)->klass) & TYPE_ATTRIBUTE_SEALED)))
515 #ifdef MONO_ARCH_SIMD_INTRINSICS
517 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
518 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
519 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
520 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
521 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
523 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
527 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
528 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
529 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
530 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
531 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
532 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
534 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
538 typedef struct MonoInstList MonoInstList;
539 typedef struct MonoInst MonoInst;
540 typedef struct MonoCallInst MonoCallInst;
541 typedef struct MonoCallArgParm MonoCallArgParm;
542 typedef struct MonoMethodVar MonoMethodVar;
543 typedef struct MonoBasicBlock MonoBasicBlock;
544 typedef struct MonoLMF MonoLMF;
545 typedef struct MonoSpillInfo MonoSpillInfo;
546 typedef struct MonoTraceSpec MonoTraceSpec;
548 extern MonoNativeTlsKey mono_jit_tls_id;
549 extern MonoTraceSpec *mono_jit_trace_calls;
550 extern gboolean mono_break_on_exc;
551 extern int mono_exc_esp_offset;
552 extern gboolean mono_compile_aot;
553 extern gboolean mono_aot_only;
554 extern gboolean mono_llvm_only;
555 extern MonoAotMode mono_aot_mode;
556 extern MonoMethodDesc *mono_inject_async_exc_method;
557 extern int mono_inject_async_exc_pos;
558 extern MonoMethodDesc *mono_break_at_bb_method;
559 extern int mono_break_at_bb_bb_num;
560 extern gboolean mono_verify_all;
561 extern gboolean mono_do_x86_stack_align;
562 extern const char *mono_build_date;
563 extern gboolean mono_do_signal_chaining;
564 extern gboolean mono_do_crash_chaining;
565 extern MONO_API gboolean mono_use_llvm;
566 extern gboolean mono_do_single_method_regression;
567 extern guint32 mono_single_method_regression_opt;
568 extern MonoMethod *mono_current_single_method;
569 extern GSList *mono_single_method_list;
570 extern GHashTable *mono_single_method_hash;
571 extern gboolean mono_using_xdebug;
572 extern int mini_verbose;
573 extern int valgrind_register;
575 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
577 extern const char ins_info[];
578 extern const gint8 ins_sreg_counts [];
581 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
583 #define mono_inst_get_num_src_registers(ins) 0
586 #define mono_inst_get_src_registers(ins, regs) (((regs) [0] = (ins)->sreg1), ((regs) [1] = (ins)->sreg2), ((regs) [2] = (ins)->sreg3), mono_inst_get_num_src_registers ((ins)))
588 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
590 #define MONO_BB_FOR_EACH_INS_SAFE(bb, n, ins) for ((ins) = (bb)->code, n = (ins) ? (ins)->next : NULL; (ins); (ins) = (n), (n) = (ins) ? (ins)->next : NULL)
592 #define MONO_BB_FOR_EACH_INS_REVERSE_SAFE(bb, p, ins) for ((ins) = (bb)->last_ins, p = (ins) ? (ins)->prev : NULL; (ins); (ins) = (p), (p) = (ins) ? (ins)->prev : NULL)
594 #define mono_bb_first_ins(bb) (bb)->code
596 struct MonoSpillInfo {
601 * Information about a call site for the GC map creation code
604 /* The next offset after the call instruction */
606 /* The basic block containing the call site */
609 * The set of variables live at the call site.
610 * Has length cfg->num_varinfo in bits.
614 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
621 * The IR-level extended basic block.
623 * A basic block can have multiple exits just fine, as long as the point of
624 * 'departure' is the last instruction in the basic block. Extended basic
625 * blocks, on the other hand, may have instructions that leave the block
626 * midstream. The important thing is that they cannot be _entered_
627 * midstream, ie, execution of a basic block (or extened bb) always start
628 * at the beginning of the block, never in the middle.
630 struct MonoBasicBlock {
633 /* the next basic block in the order it appears in IL */
634 MonoBasicBlock *next_bb;
637 * Before instruction selection it is the first tree in the
638 * forest and the first item in the list of trees. After
639 * instruction selection it is the first instruction and the
640 * first item in the list of instructions.
644 /* unique block number identification */
649 /* Basic blocks: incoming and outgoing counts and pointers */
650 /* Each bb should only appear once in each array */
651 gint16 out_count, in_count;
652 MonoBasicBlock **in_bb;
653 MonoBasicBlock **out_bb;
655 /* Points to the start of the CIL code that initiated this BB */
656 unsigned char* cil_code;
658 /* Length of the CIL block */
661 /* The offset of the generated code, used for fixups */
663 /* The length of the generated code, doesn't include alignment padding */
665 /* The real native offset, which includes alignment padding too */
666 int real_native_offset;
670 /* Visited and reachable flags */
674 * SSA and loop based flags
676 MonoBitSet *dominators;
677 MonoBitSet *dfrontier;
678 MonoBasicBlock *idom;
680 /* fast dominator algorithm */
681 MonoBasicBlock *df_parent, *ancestor, *child, *label;
682 int size, sdom, idomn;
684 /* loop nesting and recognition */
687 gint8 loop_body_start;
690 * Whenever the bblock is rarely executed so it should be emitted after
691 * the function epilog.
693 guint out_of_line : 1;
694 /* Caches the result of uselessness calculation during optimize_branches */
695 guint not_useless : 1;
696 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
697 guint has_array_access : 1;
698 /* Whenever this bblock is extended, ie. it has branches inside it */
700 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
701 guint has_jump_table : 1;
702 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
703 guint has_call_handler : 1;
704 /* Whenever this bblock starts a try block */
708 /* The offset of the CIL instruction in this bblock which ends a try block */
713 * If this is set, extend the try range started by this bblock by an arch specific
714 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
717 guint extend_try_block : 1;
719 /* use for liveness analysis */
721 MonoBitSet *kill_set;
722 MonoBitSet *live_in_set;
723 MonoBitSet *live_out_set;
725 /* fields to deal with non-empty stack slots at bb boundary */
726 guint16 out_scount, in_scount;
727 MonoInst **out_stack;
730 /* we use that to prevent merging of bblocks covered by different clauses*/
735 // The MonoInst of the last sequence point for the current basic block.
736 MonoInst *last_seq_point;
738 // This will hold a list of last sequence points of incoming basic blocks
739 MonoInst **pred_seq_points;
740 guint num_pred_seq_points;
742 GSList *spill_slot_defs;
744 /* List of call sites in this bblock sorted by pc_offset */
745 GSList *gc_callsites;
748 * The region encodes whether the basic block is inside
749 * a finally, catch, filter or none of these.
751 * If the value is -1, then it is neither finally, catch nor filter
753 * Otherwise the format is:
755 * Bits: | 0-3 | 4-7 | 8-31
757 * | clause-flags | MONO_REGION | clause-index
762 /* The current symbolic register number, used in local register allocation. */
769 BB_REACHABLE = 1 << 1,
770 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
771 BB_EXCEPTION_UNSAFE = 1 << 3,
772 BB_EXCEPTION_HANDLER = 1 << 4,
773 /* for Native Client, mark the blocks that can be jumped to indirectly */
774 BB_INDIRECT_JUMP_TARGET = 1 << 5
777 typedef struct MonoMemcpyArgs {
783 /* Scalar argument passed by value */
785 /* Only in ainfo->pair_storage */
787 /* Only in ainfo->pair_storage */
789 /* Valuetype passed in 1-2 consecutive register */
792 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
794 /* Fixed size argument passed to/returned from gsharedvt method by ref */
795 LLVMArgGsharedvtFixed,
796 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
797 LLVMArgGsharedvtFixedVtype,
798 /* Variable sized argument passed to/returned from gsharedvt method by ref */
799 LLVMArgGsharedvtVariable,
800 /* Vtype passed/returned as one int array argument */
802 /* Vtype passed as a set of fp arguments */
805 * Only for returns, a structure which
806 * consists of floats/doubles.
810 /* Vtype returned as an int */
815 LLVMArgStorage storage;
818 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
819 * This contains how the parts of the vtype are passed.
821 LLVMArgStorage pair_storage [8];
823 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
824 * If storage == LLVMArgAsFpArgs, this is the number of arguments
825 * used to pass the value.
826 * If storage == LLVMArgFpStruct, this is the number of fields
830 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
832 /* Parameter index in the LLVM signature */
835 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
841 /* Whenever there is an rgctx argument */
843 /* Whenever there is an IMT argument */
846 * The position of the vret arg in the argument list.
847 * Only if ret->storage == ArgVtypeRetAddr.
851 /* The indexes of various special arguments in the LLVM signature */
852 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
854 /* Inline array of argument info */
855 /* args [0] is for the this argument if it exists */
856 LLVMArgInfo args [1];
859 #define MONO_MAX_SRC_REGS 3
863 guint8 type; /* stack type */
866 /* used by the register allocator */
867 gint32 dreg, sreg1, sreg2, sreg3;
869 MonoInst *next, *prev;
876 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
878 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
884 MonoMethodSignature *signature;
885 MonoBasicBlock **many_blocks;
886 MonoBasicBlock *target_block;
891 MonoCallInst *call_inst;
892 MonoExceptionClause *exception_clause;
898 const unsigned char* cil_code; /* for debugging and bblock splitting */
900 /* used mostly by the backend to store additional info it may need */
905 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
908 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
909 gboolean record_cast_details; /* For CEE_CASTCLASS */
910 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
911 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
912 int pc_offset; /* OP_GC_LIVERANGE_START/END */
915 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
916 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
917 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
919 int memory_barrier_kind;
925 struct MonoCallInst {
927 MonoMethodSignature *signature;
934 guint stack_align_amount;
935 guint is_virtual : 1;
937 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
938 guint fptr_is_patch : 1;
940 * If this is true, then the call returns a vtype in a register using the same
941 * calling convention as OP_CALL.
943 guint vret_in_reg : 1;
944 /* Whenever vret_in_reg returns fp values */
945 guint vret_in_reg_fp : 1;
946 /* Whenever there is an IMT argument and it is dynamic */
947 guint dynamic_imt_arg : 1;
948 /* Whenever there is an RGCTX argument */
949 guint32 rgctx_reg : 1;
950 /* Whenever the call will need an unbox trampoline */
951 guint need_unbox_trampoline : 1;
952 regmask_t used_iregs;
953 regmask_t used_fregs;
954 GSList *out_ireg_args;
955 GSList *out_freg_args;
960 int rgctx_arg_reg, imt_arg_reg;
963 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
968 struct MonoCallArgParm {
977 * Note: some of the values overlap, because they can't appear
978 * in the same MonoInst.
981 MONO_INST_HAS_METHOD = 1,
982 MONO_INST_INIT = 1, /* in localloc */
983 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
984 MONO_INST_IS_DEAD = 2,
985 MONO_INST_TAILCALL = 4,
986 MONO_INST_VOLATILE = 4,
987 MONO_INST_NOTYPECHECK = 4,
988 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
989 MONO_INST_UNALIGNED = 8,
990 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
991 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
992 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
993 /* the address of the variable has been taken */
994 MONO_INST_INDIRECT = 16,
995 MONO_INST_NORANGECHECK = 16,
996 /* On loads, the source address can be null */
997 MONO_INST_FAULT = 32,
999 * On variables, identifies LMF variables. These variables have a dummy type (int), but
1000 * require stack space for a MonoLMF struct.
1003 /* On loads, the source address points to a constant value */
1004 MONO_INST_INVARIANT_LOAD = 64,
1005 /* On variables, the variable needs GC tracking */
1006 MONO_INST_GC_TRACK = 128,
1008 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
1009 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
1011 MONO_INST_GC_CALLSITE = 128,
1012 /* On comparisons, mark the branch following the condition as likely to be taken */
1013 MONO_INST_LIKELY = 128,
1016 #define inst_c0 data.op[0].const_val
1017 #define inst_c1 data.op[1].const_val
1018 #define inst_i0 data.op[0].src
1019 #define inst_i1 data.op[1].src
1020 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1021 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1022 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1024 #define inst_p0 data.op[0].p
1025 #define inst_p1 data.op[1].p
1027 #define inst_l data.i8const
1028 #define inst_r data.r8const
1029 #define inst_left data.op[0].src
1030 #define inst_right data.op[1].src
1032 #define inst_newa_len data.op[0].src
1033 #define inst_newa_class data.op[1].klass
1035 #define inst_var data.op[0].var
1036 #define inst_vtype data.op[1].vtype
1037 /* in branch instructions */
1038 #define inst_many_bb data.op[1].many_blocks
1039 #define inst_target_bb data.op[0].target_block
1040 #define inst_true_bb data.op[1].many_blocks[0]
1041 #define inst_false_bb data.op[1].many_blocks[1]
1043 #define inst_basereg sreg1
1044 #define inst_indexreg sreg2
1045 #define inst_destbasereg dreg
1046 #define inst_offset data.op[0].const_val
1047 #define inst_imm data.op[1].const_val
1048 #define inst_call data.op[1].call_inst
1050 #define inst_phi_args data.op[1].phi_args
1051 #define inst_eh_block data.op[1].exception_clause
1054 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1056 ins->sreg1 = regs [0];
1057 ins->sreg2 = regs [1];
1058 ins->sreg3 = regs [2];
1061 /* instruction description for use in regalloc/scheduling */
1064 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1069 /* Unused, commented out to reduce the size of the mdesc tables
1080 guint16 tid; /* tree number */
1081 guint16 bid; /* block number */
1087 MonoPosition first_use, last_use;
1090 typedef struct MonoLiveRange2 MonoLiveRange2;
1092 struct MonoLiveRange2 {
1094 MonoLiveRange2 *next;
1098 /* List of live ranges sorted by 'from' */
1099 MonoLiveRange2 *range;
1100 MonoLiveRange2 *last_range;
1104 * Additional information about a variable
1106 struct MonoMethodVar {
1107 guint idx; /* inside cfg->varinfo, cfg->vars */
1108 MonoLiveRange range; /* generated by liveness analysis */
1109 MonoLiveInterval *interval; /* generated by liveness analysis */
1110 int reg; /* != -1 if allocated into a register */
1112 MonoBitSet *def_in; /* used by SSA */
1113 MonoInst *def; /* used by SSA */
1114 MonoBasicBlock *def_bb; /* used by SSA */
1115 GList *uses; /* used by SSA */
1116 char cpstate; /* used by SSA conditional constant propagation */
1117 /* The native offsets corresponding to the live range of the variable */
1118 gint32 live_range_start, live_range_end;
1120 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1127 * Stores state need to resume exception handling when using LLVM
1132 MonoContext ctx, new_ctx;
1136 int first_filter_idx, filter_idx;
1140 gpointer end_of_stack;
1142 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1145 gpointer restore_stack_prot;
1146 guint32 handling_stack_ovf;
1147 gpointer signal_stack;
1148 guint32 signal_stack_size;
1149 gpointer stack_ovf_guard_base;
1150 guint32 stack_ovf_guard_size;
1151 guint stack_ovf_valloced : 1;
1152 void (*abort_func) (MonoObject *object);
1153 /* Used to implement --debug=casts */
1154 MonoClass *class_cast_from, *class_cast_to;
1156 /* Stores state needed by handler block with a guard */
1158 ResumeState resume_state;
1160 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1161 /* handler block return address */
1162 gpointer handler_block_return_address;
1164 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1165 is an activation on stack making sure it will remain alive.*/
1166 MonoJitExceptionInfo *handler_block;
1168 /* context to be used by the guard trampoline when resuming interruption.*/
1169 MonoContext handler_block_context;
1171 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1172 * when it is called from profiler functions during exception handling.
1174 MonoContext orig_ex_ctx;
1175 gboolean orig_ex_ctx_set;
1178 * Stores if we need to run a chained exception in Windows.
1180 gboolean mono_win_chained_exception_needs_run;
1183 * The current exception in flight
1187 * If the current exception is not a subclass of Exception,
1188 * the original exception.
1190 guint32 thrown_non_exc;
1193 * The calling assembly in llvmonly mode.
1195 MonoImage *calling_image;
1199 * This structure is an extension of MonoLMF and contains extra information.
1203 gboolean debugger_invoke;
1204 MonoContext ctx; /* if debugger_invoke is TRUE */
1207 /* Generic sharing */
1210 * Flags for which contexts were used in inflating a generic.
1213 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1214 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1218 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1219 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1220 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1221 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1225 MONO_RGCTX_INFO_STATIC_DATA,
1226 MONO_RGCTX_INFO_KLASS,
1227 MONO_RGCTX_INFO_ELEMENT_KLASS,
1228 MONO_RGCTX_INFO_VTABLE,
1229 MONO_RGCTX_INFO_TYPE,
1230 MONO_RGCTX_INFO_REFLECTION_TYPE,
1231 MONO_RGCTX_INFO_METHOD,
1232 /* In llvmonly mode, this is a function descriptor */
1233 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1234 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1235 MONO_RGCTX_INFO_CLASS_FIELD,
1236 MONO_RGCTX_INFO_METHOD_RGCTX,
1237 MONO_RGCTX_INFO_METHOD_CONTEXT,
1238 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1239 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1240 MONO_RGCTX_INFO_CAST_CACHE,
1241 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1242 MONO_RGCTX_INFO_VALUE_SIZE,
1243 /* +1 to avoid zero values in rgctx slots */
1244 MONO_RGCTX_INFO_FIELD_OFFSET,
1245 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1246 /* In llvmonly mode, this is a function descriptor */
1247 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1248 /* Same for virtual calls */
1249 /* In llvmonly mode, this is a function descriptor */
1250 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1251 /* Same for calli, associated with a signature */
1252 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1253 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1254 /* One of MONO_GSHAREDVT_BOX_TYPE */
1255 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1256 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1257 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1258 MONO_RGCTX_INFO_LOCAL_OFFSET,
1259 MONO_RGCTX_INFO_MEMCPY,
1260 MONO_RGCTX_INFO_BZERO,
1261 /* The address of Nullable<T>.Box () */
1262 /* In llvmonly mode, this is a function descriptor */
1263 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1264 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1265 /* MONO_PATCH_INFO_VCALL_METHOD */
1266 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1268 * MONO_PATCH_INFO_VCALL_METHOD
1269 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1270 * which implements the method.
1272 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1273 } MonoRgctxInfoType;
1275 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1276 MonoRgctxInfoType info_type;
1278 struct _MonoRuntimeGenericContextInfoTemplate *next;
1279 } MonoRuntimeGenericContextInfoTemplate;
1282 MonoClass *next_subclass;
1283 MonoRuntimeGenericContextInfoTemplate *infos;
1284 GSList *method_templates;
1285 } MonoRuntimeGenericContextTemplate;
1288 MonoVTable *class_vtable; /* must be the first element */
1289 MonoGenericInst *method_inst;
1290 gpointer infos [MONO_ZERO_LEN_ARRAY];
1291 } MonoMethodRuntimeGenericContext;
1293 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1295 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1296 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1297 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1298 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1300 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1304 MonoRuntimeGenericContextInfoTemplate *entries;
1305 int num_entries, count_entries;
1306 } MonoGSharedVtMethodInfo;
1308 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1312 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1313 * We use this instead of rgctx slots since these can be loaded using a load instead
1314 * of a call to an rgctx fetch trampoline.
1316 gpointer entries [MONO_ZERO_LEN_ARRAY];
1317 } MonoGSharedVtMethodRuntimeInfo;
1323 MonoMethodSignature *invoke_sig;
1324 MonoMethodSignature *sig;
1325 gpointer method_ptr;
1326 gpointer invoke_impl;
1328 gpointer impl_nothis;
1329 gboolean need_rgctx_tramp;
1330 } MonoDelegateTrampInfo;
1333 * A function descriptor, which is a function address + argument pair.
1334 * In llvm-only mode, these are used instead of trampolines to pass
1335 * extra arguments to runtime functions/methods.
1344 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1345 #include "patch-info.h"
1351 * We need to store the image which the token refers to along with the token,
1352 * since the image might not be the same as the image of the method which
1353 * contains the relocation, because of inlining.
1355 typedef struct MonoJumpInfoToken {
1358 gboolean has_context;
1359 MonoGenericContext context;
1360 } MonoJumpInfoToken;
1362 typedef struct MonoJumpInfoBBTable {
1363 MonoBasicBlock **table;
1365 } MonoJumpInfoBBTable;
1367 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1369 /* Contains information describing an LLVM IMT trampoline */
1370 typedef struct MonoJumpInfoImtTramp {
1373 } MonoJumpInfoImtTramp;
1375 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1378 * Represents the method which is called when a virtual call is made to METHOD
1379 * on a receiver of type KLASS.
1382 /* Receiver class */
1384 /* Virtual method */
1386 } MonoJumpInfoVirtMethod;
1388 typedef struct MonoJumpInfo MonoJumpInfo;
1389 struct MonoJumpInfo {
1391 /* Relocation type for patching */
1399 MonoJumpInfoType type;
1401 gconstpointer target;
1402 #if SIZEOF_VOID_P == 8
1412 MonoClassField *field;
1416 MonoJumpInfoToken *token;
1417 MonoJumpInfoBBTable *table;
1418 MonoJumpInfoRgctxEntry *rgctx_entry;
1419 MonoJumpInfoImtTramp *imt_tramp;
1420 MonoJumpInfoGSharedVtCall *gsharedvt;
1421 MonoGSharedVtMethodInfo *gsharedvt_method;
1422 MonoMethodSignature *sig;
1423 MonoDelegateClassMethodPair *del_tramp;
1424 /* MONO_PATCH_INFO_VIRT_METHOD */
1425 MonoJumpInfoVirtMethod *virt_method;
1430 * Contains information for computing the
1431 * property given by INFO_TYPE of the runtime
1432 * object described by DATA.
1434 struct MonoJumpInfoRgctxEntry {
1437 MonoJumpInfo *data; /* describes the data to be loaded */
1438 MonoRgctxInfoType info_type;
1441 /* Contains information about a gsharedvt call */
1442 struct MonoJumpInfoGSharedVtCall {
1443 /* The original signature of the call */
1444 MonoMethodSignature *sig;
1445 /* The method which is called */
1450 MONO_TRAMPOLINE_JIT,
1451 MONO_TRAMPOLINE_JUMP,
1452 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1453 MONO_TRAMPOLINE_AOT,
1454 MONO_TRAMPOLINE_AOT_PLT,
1455 MONO_TRAMPOLINE_DELEGATE,
1456 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1457 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1458 MONO_TRAMPOLINE_VCALL,
1459 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1461 } MonoTrampolineType;
1463 /* These trampolines return normally to their caller */
1464 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1465 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1466 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1468 /* These trampolines receive an argument directly in a register */
1469 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1470 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1472 /* optimization flags */
1473 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1475 #include "optflags-def.h"
1480 * This structure represents a JIT backend.
1483 guint have_card_table_wb : 1;
1484 guint have_op_generic_class_init : 1;
1485 guint emulate_mul_div : 1;
1486 guint emulate_div : 1;
1487 guint emulate_long_shift_opts : 1;
1488 guint have_objc_get_selector : 1;
1489 guint have_generalized_imt_trampoline : 1;
1490 guint have_tls_get : 1;
1491 guint have_tls_get_reg : 1;
1492 guint have_liverange_ops: 1;
1493 guint have_op_tail_call : 1;
1494 guint have_dummy_init : 1;
1495 guint gshared_supported : 1;
1496 guint use_fpstack : 1;
1498 guint need_got_var : 1;
1499 guint need_div_check : 1;
1500 guint no_unaligned_access : 1;
1501 guint disable_div_with_mul : 1;
1502 int monitor_enter_adjustment;
1503 int dyn_call_param_area;
1506 /* Flags for mini_method_compile () */
1508 /* Whenever to run cctors during JITting */
1509 JIT_FLAG_RUN_CCTORS = (1 << 0),
1510 /* Whenever this is an AOT compilation */
1511 JIT_FLAG_AOT = (1 << 1),
1512 /* Whenever this is a full AOT compilation */
1513 JIT_FLAG_FULL_AOT = (1 << 2),
1514 /* Whenever to compile with LLVM */
1515 JIT_FLAG_LLVM = (1 << 3),
1516 /* Whenever to disable direct calls to direct calls to icall functions */
1517 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1518 /* Emit explicit null checks */
1519 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1520 /* Whenever to compile in llvm-only mode */
1521 JIT_FLAG_LLVM_ONLY = (1 << 6),
1524 /* Bit-fields in the MonoBasicBlock.region */
1525 #define MONO_REGION_TRY 0
1526 #define MONO_REGION_FINALLY 16
1527 #define MONO_REGION_CATCH 32
1528 #define MONO_REGION_FAULT 64 /* Currently unused */
1529 #define MONO_REGION_FILTER 128
1531 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1533 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1534 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1536 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1538 #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))))
1540 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1541 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1544 * Control Flow Graph and compilation unit information
1548 MonoMethodHeader *header;
1549 MonoMemPool *mempool;
1551 MonoMethodVar *vars;
1553 MonoBasicBlock *bb_entry;
1554 MonoBasicBlock *bb_exit;
1555 MonoBasicBlock *bb_init;
1556 MonoBasicBlock **bblocks;
1557 MonoBasicBlock **cil_offset_to_bb;
1558 MonoMemPool *state_pool; /* used by instruction selection */
1559 MonoBasicBlock *cbb; /* used by instruction selection */
1560 MonoInst *prev_ins; /* in decompose */
1561 MonoJumpInfo *patch_info;
1562 MonoJitInfo *jit_info;
1563 MonoJitDynamicMethodInfo *dynamic_info;
1564 guint num_bblocks, max_block_num;
1566 guint num_varinfo; /* used items in varinfo */
1567 guint varinfo_count; /* total storage in varinfo */
1570 gint cil_offset_to_bb_len;
1572 MonoSpillInfo *spill_info [16]; /* machine register spills */
1574 gint spill_info_len [16];
1575 /* unsigned char *cil_code; */
1576 MonoMethod *inlined_method; /* the method which is currently inlined */
1577 MonoInst *domainvar; /* a cache for the current domain */
1578 MonoInst *got_var; /* Global Offset Table variable */
1580 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1582 MonoType **arg_types;
1583 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1584 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1585 MonoGenericContext *generic_context;
1587 MonoBackend *backend;
1590 * This variable represents the hidden argument holding the vtype
1591 * return address. If the method returns something other than a vtype, or
1592 * the vtype is returned in registers this is NULL.
1594 MonoInst *vret_addr;
1597 * This is used to initialize the cil_code field of MonoInst's.
1599 const unsigned char *ip;
1601 struct MonoAliasingInformation *aliasing_info;
1603 /* A hashtable of region ID-> SP var mappings */
1604 /* An SP var is a place to store the stack pointer (used by handlers)*/
1607 /* A hashtable of region ID -> EX var mappings */
1608 /* An EX var stores the exception object passed to catch/filter blocks */
1611 GList *ldstr_list; /* used by AOT */
1616 GHashTable *cbb_hash;
1618 /* The current virtual register number */
1621 MonoGenericSharingContext gsctx;
1622 MonoGenericContext *gsctx_context;
1624 MonoGSharedVtMethodInfo *gsharedvt_info;
1626 /* Points to the gsharedvt locals area at runtime */
1627 MonoInst *gsharedvt_locals_var;
1629 /* The localloc instruction used to initialize gsharedvt_locals_var */
1630 MonoInst *gsharedvt_locals_var_ins;
1632 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1633 MonoInst *gsharedvt_info_var;
1635 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1636 MonoInst *orig_domain_var;
1639 MonoInst *lmf_addr_var;
1641 MonoInst *stack_inbalance_var;
1643 unsigned char *cil_start;
1644 #ifdef __native_client_codegen__
1645 /* this alloc is not aligned, native_code */
1646 /* is the 32-byte aligned version of this */
1647 unsigned char *native_code_alloc;
1649 unsigned char *native_code;
1655 regmask_t used_int_regs;
1657 guint32 prof_options;
1660 guint32 verbose_level;
1661 guint32 stack_usage;
1665 guint disable_aot : 1;
1666 guint disable_ssa : 1;
1667 guint disable_llvm : 1;
1668 guint enable_extended_bblocks : 1;
1669 guint run_cctors : 1;
1670 guint need_lmf_area : 1;
1671 guint compile_aot : 1;
1673 guint compile_llvm : 1;
1674 guint got_var_allocated : 1;
1675 guint ret_var_is_local : 1;
1676 guint ret_var_set : 1;
1677 guint unverifiable : 1;
1678 guint skip_visibility : 1;
1679 guint disable_reuse_registers : 1;
1680 guint disable_reuse_stack_slots : 1;
1681 guint disable_reuse_ref_stack_slots : 1;
1682 guint disable_ref_noref_stack_slot_share : 1;
1683 guint disable_initlocals_opt : 1;
1684 guint disable_initlocals_opt_refs : 1;
1685 guint disable_omit_fp : 1;
1686 guint disable_vreg_to_lvreg : 1;
1687 guint disable_deadce_vars : 1;
1688 guint disable_out_of_line_bblocks : 1;
1689 guint disable_direct_icalls : 1;
1690 guint disable_gc_safe_points : 1;
1691 guint create_lmf_var : 1;
1693 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1694 * instead of being generated in emit_prolog ()/emit_epilog ().
1698 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1699 * mono_lmf_addr TLS variable.
1701 guint lmf_ir_mono_lmf : 1;
1702 guint gen_write_barriers : 1;
1703 guint init_ref_vars : 1;
1704 guint extend_live_ranges : 1;
1705 guint compute_precise_live_ranges : 1;
1706 guint has_got_slots : 1;
1707 guint uses_rgctx_reg : 1;
1708 guint uses_vtable_reg : 1;
1709 guint uses_simd_intrinsics : 1;
1710 guint keep_cil_nops : 1;
1711 guint gen_seq_points : 1;
1712 /* Generate seq points for use by the debugger */
1713 guint gen_sdb_seq_points : 1;
1714 guint explicit_null_checks : 1;
1715 guint compute_gc_maps : 1;
1716 guint soft_breakpoints : 1;
1717 guint arch_eh_jit_info : 1;
1718 guint has_emulated_ops : 1;
1719 guint has_indirection : 1;
1720 guint has_atomic_add_i4 : 1;
1721 guint has_atomic_exchange_i4 : 1;
1722 guint has_atomic_cas_i4 : 1;
1723 guint check_pinvoke_callconv : 1;
1724 guint has_unwind_info_for_epilog : 1;
1725 guint disable_inline : 1;
1726 /* Disable inlining into caller */
1727 guint no_inline : 1;
1729 guint gsharedvt : 1;
1731 guint llvm_only : 1;
1733 gpointer debug_info;
1736 MonoProfileCoverageInfo *coverage_info;
1737 GHashTable *token_info_hash;
1738 MonoCompileArch arch;
1739 guint32 inline_depth;
1740 /* Size of memory reserved for thunks */
1744 /* Offset between the start of code and the thunks area */
1746 MonoExceptionType exception_type; /* MONO_EXCEPTION_* */
1747 guint32 exception_data;
1748 char* exception_message;
1749 gpointer exception_ptr;
1751 guint8 * encoded_unwind_ops;
1752 guint32 encoded_unwind_ops_len;
1757 /* Fields used by the local reg allocator */
1761 /* Maps vregs to their associated MonoInst's */
1762 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1763 MonoInst **vreg_to_inst;
1765 /* Size of above array */
1766 guint32 vreg_to_inst_len;
1768 /* Marks vregs which hold a GC ref */
1769 /* FIXME: Use a bitmap */
1770 gboolean *vreg_is_ref;
1772 /* Size of above array */
1773 guint32 vreg_is_ref_len;
1775 /* Marks vregs which hold a managed pointer */
1776 /* FIXME: Use a bitmap */
1777 gboolean *vreg_is_mp;
1779 /* Size of above array */
1780 guint32 vreg_is_mp_len;
1783 * The original method to compile, differs from 'method' when doing generic
1786 MonoMethod *orig_method;
1788 /* Patches which describe absolute addresses embedded into the native code */
1789 GHashTable *abs_patches;
1791 /* If the arch passes valuetypes by address, then for methods
1792 which use JMP the arch code should use these local
1793 variables to store the addresses of incoming valuetypes.
1794 The addresses should be stored in mono_arch_emit_prolog()
1795 and can be used when emitting code for OP_JMP. See
1797 MonoInst **tailcall_valuetype_addrs;
1799 /* Used to implement move_i4_to_f on archs that can't do raw
1800 copy between an ireg and a freg. This is an int32 var.*/
1801 MonoInst *iconv_raw_var;
1803 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1804 MonoInst *fconv_to_r8_x_var;
1806 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1807 MonoInst *simd_ctor_var;
1809 /* Used to implement dyn_call */
1810 MonoInst *dyn_call_var;
1813 * List of sequence points represented as IL offset+native offset pairs.
1814 * Allocated using glib.
1815 * IL offset can be -1 or 0xffffff to refer to the sequence points
1816 * inside the prolog and epilog used to implement method entry/exit events.
1818 GPtrArray *seq_points;
1820 /* The encoded sequence point info */
1821 struct MonoSeqPointInfo *seq_point_info;
1823 /* Method headers which need to be freed after compilation */
1824 GSList *headers_to_free;
1827 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1828 /* Symbol used to refer to this method in generated assembly */
1830 char *asm_debug_symbol;
1831 char *llvm_method_name;
1832 int castclass_cache_index;
1834 MonoJitExceptionInfo *llvm_ex_info;
1835 guint32 llvm_ex_info_len;
1836 int llvm_this_reg, llvm_this_offset;
1838 GSList *try_block_holes;
1840 /* DWARF location list for 'this' */
1841 GSList *this_loclist;
1843 /* DWARF location list for 'rgctx_var' */
1844 GSList *rgctx_loclist;
1846 int *gsharedvt_vreg_to_idx;
1852 /* The offsets of the locals area relative to the frame pointer */
1853 gint locals_min_stack_offset, locals_max_stack_offset;
1855 /* The current CFA rule */
1856 int cur_cfa_reg, cur_cfa_offset;
1858 /* The final CFA rule at the end of the prolog */
1859 int cfa_reg, cfa_offset;
1861 /* Points to a MonoCompileGC */
1865 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1866 * image etc, but it requires a 4 byte alignment.
1869 guint32 gc_map_size;
1871 /* Error handling */
1874 /* pointer to context datastructure used for graph dumping */
1875 MonoGraphDumper *gdump_ctx;
1878 int stat_allocate_var;
1879 int stat_locals_stack_size;
1880 int stat_basic_blocks;
1881 int stat_cil_code_size;
1883 int stat_inlineable_methods;
1884 int stat_inlined_methods;
1885 int stat_code_reallocs;
1889 MONO_CFG_HAS_ALLOCA = 1 << 0,
1890 MONO_CFG_HAS_CALLS = 1 << 1,
1891 MONO_CFG_HAS_LDELEMA = 1 << 2,
1892 MONO_CFG_HAS_VARARGS = 1 << 3,
1893 MONO_CFG_HAS_TAIL = 1 << 4,
1894 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1895 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1896 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1897 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1898 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1902 gint32 methods_compiled;
1904 gint32 methods_lookups;
1905 gint32 allocate_var;
1906 gint32 cil_code_size;
1907 gint32 native_code_size;
1908 gint32 code_reallocs;
1909 gint32 max_code_size_ratio;
1910 gint32 biggest_method_size;
1911 gint32 allocated_code_size;
1912 gint32 allocated_seq_points_size;
1913 gint32 inlineable_methods;
1914 gint32 inlined_methods;
1915 gint32 basic_blocks;
1916 gint32 max_basic_blocks;
1917 gint32 locals_stack_size;
1919 gint32 generic_virtual_invocations;
1921 gint32 alias_removed;
1922 gint32 loads_eliminated;
1923 gint32 stores_eliminated;
1924 gint32 optimized_divisions;
1925 int methods_with_llvm;
1926 int methods_without_llvm;
1927 char *max_ratio_method;
1928 char *biggest_method;
1929 double jit_method_to_ir;
1930 double jit_liveness_handle_exception_clauses;
1931 double jit_handle_out_of_line_bblock;
1932 double jit_decompose_long_opts;
1933 double jit_decompose_typechecks;
1934 double jit_local_cprop;
1935 double jit_local_emulate_ops;
1936 double jit_optimize_branches;
1937 double jit_handle_global_vregs;
1938 double jit_local_deadce;
1939 double jit_local_alias_analysis;
1940 double jit_if_conversion;
1941 double jit_bb_ordering;
1942 double jit_compile_dominator_info;
1943 double jit_compute_natural_loops;
1944 double jit_insert_safepoints;
1945 double jit_ssa_compute;
1946 double jit_ssa_cprop;
1947 double jit_ssa_deadce;
1948 double jit_perform_abc_removal;
1949 double jit_ssa_remove;
1950 double jit_local_cprop2;
1951 double jit_handle_global_vregs2;
1952 double jit_local_deadce2;
1953 double jit_optimize_branches2;
1954 double jit_decompose_vtype_opts;
1955 double jit_decompose_array_access_opts;
1956 double jit_liveness_handle_exception_clauses2;
1957 double jit_analyze_liveness;
1958 double jit_linear_scan;
1959 double jit_arch_allocate_vars;
1960 double jit_spill_global_vars;
1961 double jit_local_cprop3;
1962 double jit_local_deadce3;
1964 double jit_create_jit_info;
1965 double jit_gc_create_gc_map;
1966 double jit_save_seq_point_info;
1971 extern MonoJitStats mono_jit_stats;
1973 /* opcodes: value assigned after all the CIL opcodes */
1980 #define MINI_OP(a,b,dest,src1,src2) a,
1981 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1983 OP_START = MONO_CEE_LAST - 1,
1984 #include "mini-ops.h"
1990 #if SIZEOF_VOID_P == 8
1991 #define OP_PCONST OP_I8CONST
1992 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1993 #define OP_PADD OP_LADD
1994 #define OP_PADD_IMM OP_LADD_IMM
1995 #define OP_PSUB_IMM OP_LSUB_IMM
1996 #define OP_PAND_IMM OP_LAND_IMM
1997 #define OP_PXOR_IMM OP_LXOR_IMM
1998 #define OP_PSUB OP_LSUB
1999 #define OP_PMUL OP_LMUL
2000 #define OP_PMUL_IMM OP_LMUL_IMM
2001 #define OP_PNEG OP_LNEG
2002 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
2003 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
2004 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
2005 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
2006 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
2007 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
2008 #define OP_PBEQ OP_LBEQ
2009 #define OP_PCEQ OP_LCEQ
2010 #define OP_PBNE_UN OP_LBNE_UN
2011 #define OP_PBGE_UN OP_LBGE_UN
2012 #define OP_PBLT_UN OP_LBLT_UN
2013 #define OP_PBGE OP_LBGE
2014 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2015 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2017 #define OP_PCONST OP_ICONST
2018 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2019 #define OP_PADD OP_IADD
2020 #define OP_PADD_IMM OP_IADD_IMM
2021 #define OP_PSUB_IMM OP_ISUB_IMM
2022 #define OP_PAND_IMM OP_IAND_IMM
2023 #define OP_PXOR_IMM OP_IXOR_IMM
2024 #define OP_PSUB OP_ISUB
2025 #define OP_PMUL OP_IMUL
2026 #define OP_PMUL_IMM OP_IMUL_IMM
2027 #define OP_PNEG OP_INEG
2028 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2029 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2030 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2031 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2032 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2033 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2034 #define OP_PBEQ OP_IBEQ
2035 #define OP_PCEQ OP_ICEQ
2036 #define OP_PBNE_UN OP_IBNE_UN
2037 #define OP_PBGE_UN OP_IBGE_UN
2038 #define OP_PBLT_UN OP_IBLT_UN
2039 #define OP_PBGE OP_IBGE
2040 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2041 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2044 /* Opcodes to load/store regsize quantities */
2045 #if defined (__mono_ilp32__)
2046 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2047 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2049 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2050 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2077 #if HAVE_ARRAY_ELEM_INIT
2078 extern const guint8 mono_burg_arity [];
2080 extern guint8 mono_burg_arity [];
2083 extern const char MONO_ARCH_CPU_SPEC [];
2084 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2085 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2086 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2087 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2092 MONO_COMP_DFRONTIER = 4,
2093 MONO_COMP_DOM_REV = 8,
2094 MONO_COMP_LIVENESS = 16,
2096 MONO_COMP_SSA_DEF_USE = 64,
2097 MONO_COMP_REACHABILITY = 128,
2098 MONO_COMP_LOOPS = 256
2103 MONO_GRAPH_DTREE = 2,
2104 MONO_GRAPH_CFG_CODE = 4,
2105 MONO_GRAPH_CFG_SSA = 8,
2106 MONO_GRAPH_CFG_OPTCODE = 16
2113 } MonoJitArgumentInfo;
2116 gboolean handle_sigint;
2117 gboolean keep_delegates;
2118 gboolean reverse_pinvoke_exceptions;
2119 gboolean collect_pagefault_stats;
2120 gboolean break_on_unverified;
2121 gboolean better_cast_details;
2122 gboolean mdb_optimizations;
2123 gboolean no_gdb_backtrace;
2124 gboolean suspend_on_sigsegv;
2125 gboolean suspend_on_exception;
2126 gboolean suspend_on_unhandled;
2127 gboolean dyn_runtime_invoke;
2129 gboolean arm_use_fallback_tls;
2131 * Whenever data such as next sequence points and flags is required.
2132 * Next sequence points and flags are required by the debugger agent.
2134 gboolean gen_sdb_seq_points;
2135 gboolean no_seq_points_compact_data;
2137 * Setting single_imm_size should guarantee that each time managed code is compiled
2138 * the same instructions and registers are used, regardless of the size of used values.
2140 gboolean single_imm_size;
2141 gboolean explicit_null_checks;
2143 * Fill stack frames with 0x2a in method prologs. This helps with the
2144 * debugging of the stack marking code in the GC.
2146 gboolean init_stacks;
2149 * Whenever to implement single stepping and breakpoints without signals in the
2150 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2151 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2154 gboolean soft_breakpoints;
2156 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2158 gboolean break_on_exc;
2160 * Load AOT JIT info eagerly.
2162 gboolean load_aot_jit_info_eagerly;
2164 * Check for pinvoke calling convention mismatches.
2166 gboolean check_pinvoke_callconv;
2168 * Translate Debugger.Break () into a native breakpoint signal
2170 gboolean native_debugger_break;
2172 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2173 * identify the stack on some platforms
2175 gboolean disable_omit_fp;
2203 /* Implicit exceptions */
2205 MONO_EXC_INDEX_OUT_OF_RANGE,
2207 MONO_EXC_ARITHMETIC,
2208 MONO_EXC_DIVIDE_BY_ZERO,
2209 MONO_EXC_INVALID_CAST,
2211 MONO_EXC_ARRAY_TYPE_MISMATCH,
2213 MONO_EXC_INTRINS_NUM
2217 MINI_TOKEN_SOURCE_CLASS,
2218 MINI_TOKEN_SOURCE_METHOD,
2219 MINI_TOKEN_SOURCE_FIELD
2223 * Information about a trampoline function.
2228 * The native code of the trampoline. Not owned by this structure.
2233 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2238 * Patches required by the trampoline when aot-ing. Owned by this structure.
2242 * Unwind information. Owned by this structure.
2247 * Encoded unwind info loaded from AOT images
2250 guint32 uw_info_len;
2253 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2256 FILTER_IL_SEQ_POINT = 1 << 0,
2257 FILTER_NOP = 1 << 1,
2260 static inline gboolean
2261 mono_inst_filter (MonoInst *ins, int filter)
2263 if (!ins || !filter)
2266 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2269 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2275 static inline MonoInst*
2276 mono_inst_next (MonoInst *ins, int filter)
2280 } while (mono_inst_filter (ins, filter));
2285 static inline MonoInst*
2286 mono_inst_prev (MonoInst *ins, int filter)
2290 } while (mono_inst_filter (ins, filter));
2295 static inline MonoInst*
2296 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2298 MonoInst *ins = bb->code;
2299 if (mono_inst_filter (ins, filter))
2300 ins = mono_inst_next (ins, filter);
2305 static inline MonoInst*
2306 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2308 MonoInst *ins = bb->last_ins;
2309 if (mono_inst_filter (ins, filter))
2310 ins = mono_inst_prev (ins, filter);
2316 MONO_API int mono_main (int argc, char* argv[]);
2317 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2318 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2319 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2321 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2322 void mini_cleanup (MonoDomain *domain);
2323 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2324 MONO_API gboolean mini_parse_debug_option (const char *option);
2327 void mono_cfg_dump_create_context (MonoCompile *cfg);
2328 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2329 void mono_cfg_dump_close_group (MonoCompile *cfg);
2330 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2332 /* helper methods */
2333 void mini_jit_init (void);
2334 void mini_jit_cleanup (void);
2335 void mono_disable_optimizations (guint32 opts);
2336 void mono_set_optimizations (guint32 opts);
2337 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2338 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2339 char* mono_opt_descr (guint32 flags);
2340 void mono_set_verbose_level (guint32 level);
2341 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2342 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2343 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2344 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2345 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2347 void mono_precompile_assemblies (void);
2348 MONO_API int mono_parse_default_optimizations (const char* p);
2349 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2350 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2351 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2352 void mono_verify_bblock (MonoBasicBlock *bb);
2353 void mono_verify_cfg (MonoCompile *cfg);
2354 void mono_constant_fold (MonoCompile *cfg);
2355 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2356 int mono_eval_cond_branch (MonoInst *branch);
2357 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2358 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2359 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2360 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2361 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2362 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2363 MonoType* mono_type_from_stack_type (MonoInst *ins);
2364 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2365 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2366 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2367 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2368 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2369 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2370 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2371 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2372 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2373 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2375 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2376 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2377 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2378 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2379 void mono_nullify_basic_block (MonoBasicBlock *bb);
2380 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2381 void mono_optimize_branches (MonoCompile *cfg);
2383 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2384 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2385 void mono_print_ji (const MonoJumpInfo *ji);
2386 void mono_print_ins_index (int i, MonoInst *ins);
2387 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2388 void mono_print_ins (MonoInst *ins);
2389 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2390 void mono_print_code (MonoCompile *cfg, const char *msg);
2391 MONO_API void mono_print_method_from_ip (void *ip);
2392 MONO_API char *mono_pmip (void *ip);
2393 gboolean mono_debug_count (void);
2394 MONO_API const char* mono_inst_name (int op);
2395 int mono_op_to_op_imm (int opcode);
2396 int mono_op_imm_to_op (int opcode);
2397 int mono_load_membase_to_load_mem (int opcode);
2398 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2399 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2400 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2401 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2402 guint32 mono_reverse_branch_op (guint32 opcode);
2403 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2404 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2405 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2406 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2407 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2408 guint mono_patch_info_hash (gconstpointer data);
2409 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2410 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2411 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2412 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2413 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2414 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2415 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2416 MonoLMF * mono_get_lmf (void);
2417 MonoLMF** mono_get_lmf_addr (void);
2418 void mono_set_lmf (MonoLMF *lmf);
2419 MonoJitTlsData* mono_get_jit_tls (void);
2420 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2421 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2422 gint32 mono_get_jit_tls_offset (void);
2423 gint32 mono_get_lmf_tls_offset (void);
2424 gint32 mono_get_lmf_addr_tls_offset (void);
2425 int mini_get_tls_offset (MonoTlsKey key);
2426 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2427 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2428 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2429 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2430 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2431 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2432 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2433 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2434 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2435 void mono_analyze_liveness (MonoCompile *cfg);
2436 void mono_analyze_liveness_gc (MonoCompile *cfg);
2437 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2438 void mono_global_regalloc (MonoCompile *cfg);
2439 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2440 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2441 void mono_destroy_compile (MonoCompile *cfg);
2442 void mono_empty_compile (MonoCompile *cfg);
2443 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2444 void mono_print_ins_index (int i, MonoInst *ins);
2445 void mono_print_ins (MonoInst *ins);
2446 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2447 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2448 MonoInst *mono_get_got_var (MonoCompile *cfg);
2449 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2450 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2451 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2452 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2453 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2454 void mono_create_helper_signatures (void);
2456 gboolean mini_class_is_system_array (MonoClass *klass);
2457 MonoMethodSignature *mono_get_element_address_signature (int arity);
2458 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2459 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2461 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2462 void mono_linterval_print (MonoLiveInterval *interval);
2463 void mono_linterval_print_nl (MonoLiveInterval *interval);
2464 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2465 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2466 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2467 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2469 /* Native Client functions */
2470 gpointer mono_realloc_native_code(MonoCompile *cfg);
2472 #if defined(__native_client__) || defined(__native_client_codegen__)
2473 extern volatile int __nacl_thread_suspension_needed;
2474 void __nacl_suspend_thread_if_needed(void);
2475 void mono_nacl_gc(void);
2478 extern MonoDebugOptions debug_options;
2480 static inline MonoMethod*
2481 jinfo_get_method (MonoJitInfo *ji)
2483 return mono_jit_info_get_method (ji);
2487 void mono_aot_init (void);
2488 void mono_aot_cleanup (void);
2489 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2490 MonoMethod *method, MonoError *error);
2491 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2492 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2493 guint8* mono_aot_get_plt_entry (guint8 *code);
2494 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2495 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2496 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2497 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2498 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2499 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2500 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2501 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2502 gpointer mono_aot_get_trampoline (const char *name);
2503 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2504 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2505 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2506 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2507 gpointer mono_aot_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2508 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2509 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2510 guint32 mono_aot_method_hash (MonoMethod *method);
2511 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2512 void mono_aot_set_make_unreadable (gboolean unreadable);
2513 gboolean mono_aot_is_pagefault (void *ptr);
2514 void mono_aot_handle_pagefault (void *ptr);
2515 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2516 guint32 mono_aot_find_method_index (MonoMethod *method);
2517 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2518 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2519 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2520 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2522 /* This is an exported function */
2523 MONO_API void mono_aot_register_module (gpointer *aot_info);
2525 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2527 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2528 * passed to the free function.
2530 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2532 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2533 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2535 void mono_xdebug_init (const char *xdebug_opts);
2536 void mono_save_xdebug_info (MonoCompile *cfg);
2537 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2538 /* This is an exported function */
2539 void mono_xdebug_flush (void);
2541 gboolean mono_method_blittable (MonoMethod *method);
2542 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2544 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2545 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2546 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2547 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2549 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2551 int mono_find_method_opcode (MonoMethod *method);
2552 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2553 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2554 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2555 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2557 void mono_trampolines_init (void);
2558 void mono_trampolines_cleanup (void);
2559 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2560 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2561 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2563 gboolean add_sync_wrapper,
2565 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2566 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2567 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2568 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2569 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2570 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2571 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2572 gpointer mono_create_monitor_enter_trampoline (void);
2573 gpointer mono_create_monitor_enter_v4_trampoline (void);
2574 gpointer mono_create_monitor_exit_trampoline (void);
2575 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2576 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2577 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2578 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2579 #ifndef DISABLE_REMOTING
2580 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2582 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2583 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2585 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2587 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2588 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2589 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2590 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2591 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2592 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2593 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2594 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2595 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2596 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2597 gpointer mini_get_nullified_class_init_trampoline (void);
2598 gpointer mini_get_single_step_trampoline (void);
2599 gpointer mini_get_breakpoint_trampoline (void);
2600 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2601 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2602 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2603 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2604 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2606 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2608 gboolean mono_running_on_valgrind (void);
2609 void* mono_global_codeman_reserve (int size);
2610 const char *mono_regname_full (int reg, int bank);
2611 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2612 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2613 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2614 void mono_remove_critical_edges (MonoCompile *cfg);
2615 gboolean mono_is_regsize_var (MonoType *t);
2616 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2617 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2618 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2619 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2620 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2621 CompRelation mono_negate_cond (CompRelation cond);
2622 int mono_op_imm_to_op (int opcode);
2623 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2624 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2625 MonoUnwindOp *mono_create_unwind_op (int when,
2628 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2631 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2632 void mono_tramp_info_free (MonoTrampInfo *info);
2633 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2634 int mini_exception_id_by_name (const char *name);
2635 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2637 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2638 MonoInst *return_var, MonoInst **inline_args,
2639 guint inline_offset, gboolean is_virtual_call);
2641 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2642 void mono_decompose_long_opts (MonoCompile *cfg);
2643 void mono_decompose_vtype_opts (MonoCompile *cfg);
2644 void mono_decompose_array_access_opts (MonoCompile *cfg);
2645 void mono_decompose_soft_float (MonoCompile *cfg);
2646 void mono_local_emulate_ops (MonoCompile *cfg);
2647 void mono_handle_global_vregs (MonoCompile *cfg);
2648 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2649 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2650 void mono_if_conversion (MonoCompile *cfg);
2653 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2654 void mini_init_delegate (MonoDelegate *del);
2655 char* mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset);
2656 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2658 /* methods that must be provided by the arch-specific port */
2659 void mono_arch_init (void);
2660 void mono_arch_finish_init (void);
2661 void mono_arch_cleanup (void);
2662 void mono_arch_cpu_init (void);
2663 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2664 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2665 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2666 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2667 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2668 void mono_codegen (MonoCompile *cfg);
2669 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2670 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2671 const char *mono_arch_regname (int reg);
2672 const char *mono_arch_fregname (int reg);
2673 void mono_arch_exceptions_init (void);
2674 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2675 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2676 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2677 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2678 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2679 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2680 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2681 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2682 gpointer mono_arch_get_get_tls_tramp (void);
2683 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2684 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2685 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2686 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2687 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2688 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2689 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2690 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2691 void mono_arch_flush_icache (guint8 *code, gint size);
2692 int mono_arch_max_epilog_size (MonoCompile *cfg);
2693 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2694 void mono_arch_emit_epilog (MonoCompile *cfg);
2695 void mono_arch_emit_exceptions (MonoCompile *cfg);
2696 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2697 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2698 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2699 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2700 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2701 void mono_arch_fill_argument_info (MonoCompile *cfg);
2702 void mono_arch_allocate_vars (MonoCompile *m);
2703 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2704 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2705 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2706 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2707 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2708 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2709 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2710 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2711 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2712 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2713 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2714 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2715 GSList* mono_arch_get_delegate_invoke_impls (void);
2716 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2717 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2718 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2719 GSList* mono_arch_get_cie_program (void);
2720 void mono_arch_set_target (char *mtriple);
2721 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2722 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2723 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2724 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2725 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2726 int mono_arch_translate_tls_offset (int offset);
2727 gboolean mono_arch_opcode_supported (int opcode);
2728 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2730 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2731 gboolean mono_arch_is_soft_float (void);
2733 static inline MONO_ALWAYS_INLINE gboolean
2734 mono_arch_is_soft_float (void)
2740 /* Soft Debug support */
2741 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2742 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2743 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2744 void mono_arch_start_single_stepping (void);
2745 void mono_arch_stop_single_stepping (void);
2746 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2747 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2748 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2749 void mono_arch_skip_single_step (MonoContext *ctx);
2750 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2751 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2755 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2756 MonoJitInfo *ji, MonoContext *ctx,
2757 MonoContext *new_ctx, MonoLMF **lmf,
2758 mgreg_t **save_locations,
2759 StackFrameInfo *frame_info);
2760 gpointer mono_arch_get_throw_exception_by_name (void);
2761 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2762 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2763 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2764 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2765 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2766 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2767 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2768 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2769 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2770 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2771 gpointer mono_arch_ip_from_context (void *sigctx);
2772 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2773 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2774 void mono_arch_flush_register_windows (void);
2775 gboolean mono_arch_is_inst_imm (gint64 imm);
2776 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2777 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2778 guint32 mono_arch_get_patch_offset (guint8 *code);
2779 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2780 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2781 void mono_arch_save_unwind_info (MonoCompile *cfg);
2782 void mono_arch_register_lowlevel_calls (void);
2783 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2784 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2785 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2786 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2787 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2788 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2789 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2790 int mono_arch_get_this_arg_reg (guint8 *code);
2791 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2792 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2793 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2794 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2795 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2796 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2797 gpointer mono_arch_build_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2798 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2799 guint8* mono_arch_get_call_target (guint8 *code);
2800 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2801 GSList *mono_arch_get_trampolines (gboolean aot);
2803 /* Handle block guard */
2804 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2805 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2806 gpointer mono_create_handler_block_trampoline (void);
2807 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2809 /*New interruption machinery */
2811 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2814 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2817 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2820 /* Exception handling */
2821 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2823 void mono_exceptions_init (void);
2824 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2825 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2826 MONO_API void mono_print_thread_dump (void *sigctx);
2827 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2828 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2829 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2830 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2831 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2832 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2833 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2834 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2836 void mono_setup_altstack (MonoJitTlsData *tls);
2837 void mono_free_altstack (MonoJitTlsData *tls);
2838 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2839 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2840 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2841 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2843 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);
2845 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2846 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2847 void mono_restore_context (MonoContext *ctx);
2848 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2849 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2850 void mono_llvm_rethrow_exception (MonoObject *ex);
2851 void mono_llvm_throw_exception (MonoObject *ex);
2852 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2853 void mono_llvm_resume_exception (void);
2854 void mono_llvm_clear_exception (void);
2855 MonoObject *mono_llvm_load_exception (void);
2856 void mono_llvm_reset_exception (void);
2857 void mono_llvm_raise_exception (MonoException *e);
2858 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2861 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2862 MonoJitInfo *prev_ji, MonoContext *ctx,
2863 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2864 mgreg_t **save_locations,
2865 StackFrameInfo *frame);
2867 gpointer mono_get_throw_exception (void);
2868 gpointer mono_get_rethrow_exception (void);
2869 gpointer mono_get_call_filter (void);
2870 gpointer mono_get_restore_context (void);
2871 gpointer mono_get_throw_exception_by_name (void);
2872 gpointer mono_get_throw_corlib_exception (void);
2873 gpointer mono_get_throw_exception_addr (void);
2874 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2875 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2876 MonoReflectionMethod **method,
2877 gint32 *iloffset, gint32 *native_offset,
2878 MonoString **file, gint32 *line, gint32 *column);
2879 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2881 void mono_decompose_typechecks (MonoCompile *cfg);
2882 /* Dominator/SSA methods */
2883 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2884 void mono_compute_natural_loops (MonoCompile *cfg);
2885 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2886 void mono_ssa_compute (MonoCompile *cfg);
2887 void mono_ssa_remove (MonoCompile *cfg);
2888 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2889 void mono_ssa_cprop (MonoCompile *cfg);
2890 void mono_ssa_deadce (MonoCompile *cfg);
2891 void mono_ssa_strength_reduction (MonoCompile *cfg);
2892 void mono_free_loop_info (MonoCompile *cfg);
2893 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2895 void mono_ssa_compute2 (MonoCompile *cfg);
2896 void mono_ssa_remove2 (MonoCompile *cfg);
2897 void mono_ssa_cprop2 (MonoCompile *cfg);
2898 void mono_ssa_deadce2 (MonoCompile *cfg);
2900 /* debugging support */
2901 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2902 guint32 breakpoint_id);
2903 void mono_debug_open_method (MonoCompile *cfg);
2904 void mono_debug_close_method (MonoCompile *cfg);
2905 void mono_debug_free_method (MonoCompile *cfg);
2906 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2907 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2908 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2909 void mono_debug_add_aot_method (MonoDomain *domain,
2910 MonoMethod *method, guint8 *code_start,
2911 guint8 *debug_info, guint32 debug_info_len);
2912 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2913 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2915 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2918 MonoTraceSpec *mono_trace_parse_options (const char *options);
2919 void mono_trace_set_assembly (MonoAssembly *assembly);
2920 gboolean mono_trace_eval (MonoMethod *method);
2923 mono_perform_abc_removal (MonoCompile *cfg);
2925 mono_perform_abc_removal (MonoCompile *cfg);
2927 mono_perform_ssapre (MonoCompile *cfg);
2929 mono_local_cprop (MonoCompile *cfg);
2931 mono_local_cprop (MonoCompile *cfg);
2933 mono_local_deadce (MonoCompile *cfg);
2935 mono_local_alias_analysis (MonoCompile *cfg);
2937 /* Generic sharing */
2940 mono_set_generic_sharing_supported (gboolean supported);
2943 mono_set_generic_sharing_vt_supported (gboolean supported);
2946 mono_set_partial_sharing_supported (gboolean supported);
2949 mono_class_generic_sharing_enabled (MonoClass *klass);
2952 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2955 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2957 MonoMethodRuntimeGenericContext*
2958 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2961 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2964 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2967 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2970 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2973 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2974 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2977 mono_method_construct_object_context (MonoMethod *method);
2980 mono_method_get_declaring_generic_method (MonoMethod *method);
2983 mono_generic_context_check_used (MonoGenericContext *context);
2986 mono_class_check_context_used (MonoClass *klass);
2989 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
2992 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
2995 mono_method_is_generic_impl (MonoMethod *method);
2998 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3001 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3004 mini_class_is_generic_sharable (MonoClass *klass);
3008 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3011 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3014 mini_is_gsharedvt_gparam (MonoType *t);
3016 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3018 int mono_method_check_context_used (MonoMethod *method);
3020 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3022 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3023 guint32 token, guint32 token_source, guint32 rgctx_type,
3024 gint32 rgctx_index);
3026 void mono_generic_sharing_init (void);
3027 void mono_generic_sharing_cleanup (void);
3029 MonoClass* mini_class_get_container_class (MonoClass *klass);
3030 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3032 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3033 MonoType* mini_type_get_underlying_type (MonoType *type);
3034 MonoMethod* mini_get_shared_method (MonoMethod *method);
3035 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3036 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3037 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3038 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3040 int mini_type_stack_size (MonoType *t, int *align);
3041 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3042 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3043 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3045 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3047 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3048 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3050 #define MONO_TIME_TRACK(a, phase) \
3052 GTimer *timer = mono_time_track_start (); \
3054 mono_time_track_end (&(a), timer); \
3057 GTimer *mono_time_track_start (void);
3058 void mono_time_track_end (double *time, GTimer *timer);
3060 void mono_update_jit_stats (MonoCompile *cfg);
3062 gboolean mini_type_is_reference (MonoType *type);
3063 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3064 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3065 gboolean mini_is_gsharedvt_type (MonoType *t);
3066 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3067 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3068 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3069 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3070 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3071 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3072 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3073 gpointer mini_method_get_rgctx (MonoMethod *m);
3074 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3076 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3077 gint32 vcall_offset, gboolean calli);
3078 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3079 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3080 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3081 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3086 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3089 SIMD_VERSION_SSE1 = 1 << 0,
3090 SIMD_VERSION_SSE2 = 1 << 1,
3091 SIMD_VERSION_SSE3 = 1 << 2,
3092 SIMD_VERSION_SSSE3 = 1 << 3,
3093 SIMD_VERSION_SSE41 = 1 << 4,
3094 SIMD_VERSION_SSE42 = 1 << 5,
3095 SIMD_VERSION_SSE4a = 1 << 6,
3096 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3097 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3098 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3101 /* this value marks the end of the bit indexes used in
3104 SIMD_VERSION_INDEX_END = 6
3119 SIMD_PREFETCH_MODE_NTA,
3120 SIMD_PREFETCH_MODE_0,
3121 SIMD_PREFETCH_MODE_1,
3122 SIMD_PREFETCH_MODE_2,
3125 const char *mono_arch_xregname (int reg);
3126 void mono_simd_simplify_indirection (MonoCompile *cfg);
3127 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3128 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3129 void mono_simd_intrinsics_init (void);
3131 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3132 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3135 #define XDEBUG_ENABLED 1
3139 /* maybe enable also for other systems? */
3140 #define ENABLE_JIT_MAP 1
3141 void mono_enable_jit_map (void);
3142 void mono_emit_jit_map (MonoJitInfo *jinfo);
3143 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3144 gboolean mono_jit_map_is_enabled (void);
3146 #define mono_enable_jit_map()
3147 #define mono_emit_jit_map(ji)
3148 #define mono_emit_jit_tramp(s,z,d)
3149 #define mono_jit_map_is_enabled() (0)
3153 * Per-OS implementation functions.
3155 void mono_runtime_install_handlers (void);
3156 gboolean mono_runtime_install_custom_handlers (const char *handlers);
3157 void mono_runtime_install_custom_handlers_usage (void);
3158 void mono_runtime_cleanup_handlers (void);
3159 void mono_runtime_setup_stat_profiler (void);
3160 void mono_runtime_shutdown_stat_profiler (void);
3161 void mono_runtime_posix_install_handlers (void);
3162 pid_t mono_runtime_syscall_fork (void);
3163 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3165 void mono_cross_helpers_run (void);
3171 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3172 // Signal handlers not available
3173 #define MONO_ARCH_NEED_DIV_CHECK 1
3176 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3177 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3178 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3179 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3180 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3182 #ifndef MONO_ARCH_HAVE_TLS_GET
3183 #define MONO_ARCH_HAVE_TLS_GET 0
3186 #ifdef MONO_ARCH_VARARG_ICALLS
3187 #define ARCH_VARARG_ICALLS 1
3189 #define ARCH_VARARG_ICALLS 0
3193 * Native unwinder integration
3195 void mono_exception_native_unwind (void *ctx, MONO_SIG_HANDLER_INFO_TYPE *info);
3198 * Coop support for trampolines
3200 void mono_interruption_checkpoint_from_trampoline (void);
3202 #endif /* __MONO_MINI_H__ */