3 * Copyright 2002-2003 Ximian Inc
4 * Copyright 2003-2011 Novell Inc
5 * Copyright 2011 Xamarin Inc
6 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
8 #ifndef __MONO_MINI_H__
9 #define __MONO_MINI_H__
16 #ifdef HAVE_SYS_TYPES_H
17 #include <sys/types.h>
19 #include <mono/metadata/loader.h>
20 #include <mono/metadata/mempool.h>
21 #include <mono/utils/monobitset.h>
22 #include <mono/metadata/class.h>
23 #include <mono/metadata/object.h>
24 #include <mono/metadata/opcodes.h>
25 #include <mono/metadata/tabledefs.h>
26 #include <mono/metadata/domain-internals.h>
27 #include "mono/metadata/class-internals.h"
28 #include "mono/metadata/object-internals.h"
29 #include <mono/metadata/profiler-private.h>
30 #include <mono/metadata/debug-helpers.h>
31 #include <mono/utils/mono-compiler.h>
32 #include <mono/utils/mono-machine.h>
33 #include <mono/utils/mono-stack-unwinding.h>
34 #include <mono/utils/mono-threads.h>
35 #include <mono/utils/mono-threads-coop.h>
36 #include <mono/utils/mono-tls.h>
37 #include <mono/utils/atomic.h>
38 #include <mono/utils/mono-conc-hashtable.h>
39 #include <mono/utils/mono-signal-handler.h>
41 #include "mini-arch.h"
43 #include "mini-unwind.h"
47 #include "mono/metadata/tabledefs.h"
48 #include "mono/metadata/marshal.h"
49 #include "mono/metadata/security-manager.h"
50 #include "mono/metadata/exception.h"
52 #ifdef __native_client_codegen__
53 #include <nacl/nacl_dyncode.h>
58 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
59 * can be linked into both mono and mono-sgen.
61 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
62 #error "The code in mini/ should not depend on these defines."
66 /*#define __alignof__(a) sizeof(a)*/
67 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
71 #define MINI_DEBUG(level,limit,code)
73 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
76 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS)
78 #define MONO_SUPPORT_TASKLETS 1
79 #elif defined(HOST_WIN32)
80 #define MONO_SUPPORT_TASKLETS 1
81 // Replace some gnu intrinsics needed for tasklets with MSVC equivalents.
82 #define __builtin_extract_return_addr(x) x
83 #define __builtin_return_address(x) _ReturnAddress()
84 #define __builtin_frame_address(x) _AddressOfReturnAddress()
89 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
90 #define LLVM_ENABLED TRUE
92 #define COMPILE_LLVM(cfg) (0)
93 #define LLVM_ENABLED FALSE
96 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
97 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
99 #define COMPILE_SOFT_FLOAT(cfg) (0)
102 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
104 /* for 32 bit systems */
105 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
106 #define MINI_LS_WORD_IDX 0
107 #define MINI_MS_WORD_IDX 1
109 #define MINI_LS_WORD_IDX 1
110 #define MINI_MS_WORD_IDX 0
112 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
113 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
114 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
115 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
117 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
118 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
121 #define MONO_USE_AOT_COMPILER
124 /* Version number of the AOT file format */
125 #define MONO_AOT_FILE_VERSION 139
127 //TODO: This is x86/amd64 specific.
128 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
130 /* Remap printf to g_print (we use a mix of these in the mini code) */
131 #ifdef PLATFORM_ANDROID
132 #define printf g_print
135 #define MONO_TYPE_IS_PRIMITIVE(t) ((!(t)->byref && ((((t)->type >= MONO_TYPE_BOOLEAN && (t)->type <= MONO_TYPE_R8) || ((t)->type >= MONO_TYPE_I && (t)->type <= MONO_TYPE_U)))))
137 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
139 /* Constants used to encode different types of methods in AOT */
141 MONO_AOT_METHODREF_MIN = 240,
142 /* Image index bigger than METHODREF_MIN */
143 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
144 /* Runtime provided methods on arrays */
145 MONO_AOT_METHODREF_ARRAY = 250,
146 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
148 MONO_AOT_METHODREF_WRAPPER = 252,
149 /* Methods on generic instances */
150 MONO_AOT_METHODREF_GINST = 253,
151 /* Methods resolve using a METHODSPEC token */
152 MONO_AOT_METHODREF_METHODSPEC = 254,
155 /* Constants used to encode different types of types in AOT */
158 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
159 /* typedef index + image index */
160 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
162 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
164 MONO_AOT_TYPEREF_GINST = 4,
165 /* type/method variable */
166 MONO_AOT_TYPEREF_VAR = 5,
168 MONO_AOT_TYPEREF_ARRAY = 6,
169 /* blob index of the type encoding */
170 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
172 MONO_AOT_TYPEREF_PTR = 8
175 /* Trampolines which we have a lot of */
177 MONO_AOT_TRAMP_SPECIFIC = 0,
178 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
179 MONO_AOT_TRAMP_IMT = 2,
180 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
181 MONO_AOT_TRAMP_NUM = 4
185 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
186 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
187 MONO_AOT_FILE_FLAG_DEBUG = 4,
188 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
189 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
190 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
191 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
196 MONO_AOT_TABLE_IMAGE_TABLE,
197 MONO_AOT_TABLE_CLASS_NAME,
198 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
199 MONO_AOT_TABLE_EX_INFO_OFFSETS,
200 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
201 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
202 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
203 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
204 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
208 /* This structure is stored in the AOT file */
209 typedef struct MonoAotFileInfo
211 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
216 /* All the pointers should be at the start to avoid alignment problems */
218 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
219 /* Global Offset Table for JITted code */
221 /* Global Offset Table for LLVM code */
223 /* Mono EH Frame created by llc when using LLVM */
224 gpointer mono_eh_frame;
225 /* Points to the get_method () function in the LLVM image or NULL */
226 gpointer llvm_get_method;
227 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
228 gpointer llvm_get_unbox_tramp;
229 gpointer jit_code_start;
230 gpointer jit_code_end;
231 gpointer method_addresses;
234 gpointer class_name_table;
235 gpointer class_info_offsets;
236 gpointer method_info_offsets;
237 gpointer ex_info_offsets;
238 gpointer extra_method_info_offsets;
239 gpointer extra_method_table;
240 gpointer got_info_offsets;
241 gpointer llvm_got_info_offsets;
242 gpointer image_table;
244 /* The GUID of the assembly which the AOT image was generated from */
245 gpointer assembly_guid;
247 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
250 gpointer runtime_version;
251 /* Blocks of various kinds of trampolines */
252 gpointer specific_trampolines;
253 gpointer static_rgctx_trampolines;
254 gpointer imt_trampolines;
255 gpointer gsharedvt_arg_trampolines;
256 /* In static mode, points to a table of global symbols for trampolines etc */
258 /* Points to a string containing the assembly name*/
259 gpointer assembly_name;
260 /* Start of Mono's Program Linkage Table */
262 /* End of Mono's Program Linkage Table */
264 gpointer unwind_info;
265 /* Points to a table mapping methods to their unbox trampolines */
266 gpointer unbox_trampolines;
267 /* Points to the end of the previous table */
268 gpointer unbox_trampolines_end;
269 /* Points to a table of unbox trampoline addresses/offsets */
270 gpointer unbox_trampoline_addresses;
271 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
274 /* The index of the first GOT slot used by the PLT */
275 guint32 plt_got_offset_base;
276 /* Number of entries in the GOT */
278 /* Number of entries in the PLT */
280 /* Number of methods */
282 /* A union of MonoAotFileFlags */
284 /* Optimization flags used to compile the module */
286 /* SIMD flags used to compile the module */
288 /* Index of the blob entry holding the GC used by this module */
289 gint32 gc_name_index;
290 guint32 num_rgctx_fetch_trampolines;
291 /* These are used for sanity checking object layout problems when cross-compiling */
292 guint32 double_align, long_align, generic_tramp_num;
293 /* The page size used by trampoline pages */
294 guint32 tramp_page_size;
296 * The number of GOT entries which need to be preinitialized when the
299 guint32 nshared_got_entries;
300 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
301 guint32 datafile_size;
304 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
305 // FIXME: Sync with AOT
306 guint32 table_offsets [MONO_AOT_TABLE_NUM];
307 /* Number of trampolines */
308 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
309 /* The indexes of the first GOT slots used by the trampolines */
310 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
311 /* The size of one trampoline */
312 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
313 /* The offset where the trampolines begin on a trampoline page */
314 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
315 /* GUID of aot compilation */
319 /* Number of symbols in the MonoAotFileInfo structure */
320 #define MONO_AOT_FILE_INFO_NUM_SYMBOLS (((G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_LAST_SYMBOL) - G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_FIRST_SYMBOL)) / sizeof (gpointer)) + 1)
326 } MonoClassMethodPair;
333 } MonoDelegateClassMethodPair;
335 /* Per-domain information maintained by the JIT */
338 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
339 GHashTable *jump_target_got_slot_hash;
340 GHashTable *jump_target_hash;
341 /* Maps methods/klasses to the address of the given type of trampoline */
342 GHashTable *class_init_trampoline_hash;
343 GHashTable *jump_trampoline_hash;
344 GHashTable *jit_trampoline_hash;
345 GHashTable *delegate_trampoline_hash;
346 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
347 GHashTable *static_rgctx_trampoline_hash;
348 GHashTable *llvm_vcall_trampoline_hash;
349 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
350 GHashTable *dynamic_code_hash;
351 GHashTable *method_code_hash;
352 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
353 MonoConcurrentHashTable *runtime_invoke_hash;
354 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
355 /* Protected by the domain lock */
356 GHashTable *seq_points;
357 /* Debugger agent data */
359 /* Maps MonoMethod to an arch-specific structure */
360 GHashTable *arch_seq_points;
361 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
362 GHashTable *gsharedvt_arg_tramp_hash;
363 /* memcpy/bzero methods specialized for small constant sizes */
364 gpointer *memcpy_addr [17];
365 gpointer *bzero_addr [17];
366 gpointer llvm_module;
367 /* Maps MonoMethod -> GSlist of addresses */
368 GHashTable *llvm_jit_callees;
369 /* Maps MonoMethod -> RuntimeMethod */
370 MonoInternalHashTable interp_code_hash;
375 MonoCodeManager *code_mp;
376 } MonoJitDynamicMethodInfo;
378 /* An extension of MonoGenericParamFull used in generic sharing */
380 MonoGenericParamFull param;
381 MonoGenericParam *parent;
382 } MonoGSharedGenericParam;
384 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
386 /* Contains a list of ips which needs to be patched when a method is compiled */
397 * Information about a stack frame.
398 * FIXME This typedef exists only to avoid tons of code rewriting
400 typedef MonoStackFrameInfo StackFrameInfo;
403 #define mono_bitset_foreach_bit(set,b,n) \
404 for (b = 0; b < n; b++)\
405 if (mono_bitset_test_fast(set,b))
407 #define mono_bitset_foreach_bit(set,b,n) \
408 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
412 * Pull the list of opcodes
414 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
418 #include "mono/cil/opcode.def"
423 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
425 #define MONO_INST_NULLIFY_SREGS(dest) do { \
426 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
429 #define MONO_INST_NEW(cfg,dest,op) do { \
430 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
431 (dest)->opcode = (op); \
433 MONO_INST_NULLIFY_SREGS ((dest)); \
434 (dest)->cil_code = (cfg)->ip; \
437 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
438 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
439 (dest)->inst.opcode = (op); \
440 (dest)->inst.dreg = -1; \
441 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
442 (dest)->inst.cil_code = (cfg)->ip; \
445 #define MONO_ADD_INS(b,inst) do { \
446 if ((b)->last_ins) { \
447 (b)->last_ins->next = (inst); \
448 (inst)->prev = (b)->last_ins; \
449 (b)->last_ins = (inst); \
451 (b)->code = (b)->last_ins = (inst); \
455 #define NULLIFY_INS(ins) do { \
456 (ins)->opcode = OP_NOP; \
458 MONO_INST_NULLIFY_SREGS ((ins)); \
461 /* Remove INS from BB */
462 #define MONO_REMOVE_INS(bb,ins) do { \
464 (ins)->prev->next = (ins)->next; \
466 (ins)->next->prev = (ins)->prev; \
467 if ((bb)->code == (ins)) \
468 (bb)->code = (ins)->next; \
469 if ((bb)->last_ins == (ins)) \
470 (bb)->last_ins = (ins)->prev; \
473 /* Remove INS from BB and nullify it */
474 #define MONO_DELETE_INS(bb,ins) do { \
475 MONO_REMOVE_INS ((bb), (ins)); \
476 NULLIFY_INS ((ins)); \
480 * this is used to determine when some branch optimizations are possible: we exclude FP compares
481 * because they have weird semantics with NaNs.
483 #define MONO_IS_COND_BRANCH_OP(ins) (((ins)->opcode >= OP_LBEQ && (ins)->opcode <= OP_LBLT_UN) || ((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_IBEQ && (ins)->opcode <= OP_IBLT_UN))
484 #define MONO_IS_COND_BRANCH_NOFP(ins) (MONO_IS_COND_BRANCH_OP(ins) && !(((ins)->opcode >= OP_FBEQ) && ((ins)->opcode <= OP_FBLT_UN)) && (!(ins)->inst_left || (ins)->inst_left->inst_left->type != STACK_R8))
486 #define MONO_IS_BRANCH_OP(ins) (MONO_IS_COND_BRANCH_OP(ins) || ((ins)->opcode == OP_BR) || ((ins)->opcode == OP_BR_REG) || ((ins)->opcode == OP_SWITCH))
488 #define MONO_IS_COND_EXC(ins) ((((ins)->opcode >= OP_COND_EXC_EQ) && ((ins)->opcode <= OP_COND_EXC_LT_UN)) || (((ins)->opcode >= OP_COND_EXC_IEQ) && ((ins)->opcode <= OP_COND_EXC_ILT_UN)))
490 #define MONO_IS_SETCC(ins) ((((ins)->opcode >= OP_CEQ) && ((ins)->opcode <= OP_CLT_UN)) || (((ins)->opcode >= OP_ICEQ) && ((ins)->opcode <= OP_ICLE_UN)) || (((ins)->opcode >= OP_LCEQ) && ((ins)->opcode <= OP_LCLT_UN)) || (((ins)->opcode >= OP_FCEQ) && ((ins)->opcode <= OP_FCLT_UN)))
492 #define MONO_HAS_CUSTOM_EMULATION(ins) (((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_FCEQ && (ins)->opcode <= OP_FCLT_UN))
494 #define MONO_IS_LOAD_MEMBASE(ins) (((ins)->opcode >= OP_LOAD_MEMBASE && (ins)->opcode <= OP_LOADV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_LOAD_I1 && (ins)->opcode <= OP_ATOMIC_LOAD_R8))
495 #define MONO_IS_STORE_MEMBASE(ins) (((ins)->opcode >= OP_STORE_MEMBASE_REG && (ins)->opcode <= OP_STOREV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_STORE_I1 && (ins)->opcode <= OP_ATOMIC_STORE_R8))
496 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
498 // OP_DYN_CALL is not a MonoCallInst
499 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL))
501 #define MONO_IS_JUMP_TABLE(ins) (((ins)->opcode == OP_JUMP_TABLE) ? TRUE : ((((ins)->opcode == OP_AOTCONST) && (ins->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? TRUE : ((ins)->opcode == OP_SWITCH) ? TRUE : ((((ins)->opcode == OP_GOT_ENTRY) && ((ins)->inst_right->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? TRUE : FALSE)))
503 #define MONO_JUMP_TABLE_FROM_INS(ins) (((ins)->opcode == OP_JUMP_TABLE) ? (ins)->inst_p0 : (((ins)->opcode == OP_AOTCONST) && (ins->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH) ? (ins)->inst_p0 : (((ins)->opcode == OP_SWITCH) ? (ins)->inst_p0 : ((((ins)->opcode == OP_GOT_ENTRY) && ((ins)->inst_right->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? (ins)->inst_right->inst_p0 : NULL))))
505 /* FIXME: Add more instructions */
506 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
507 #define MONO_INS_HAS_NO_SIDE_EFFECT(ins) (MONO_IS_MOVE (ins) || (ins->opcode == OP_ICONST) || (ins->opcode == OP_I8CONST) || MONO_IS_ZERO (ins) || (ins->opcode == OP_ADD_IMM) || (ins->opcode == OP_R8CONST) || (ins->opcode == OP_LADD_IMM) || (ins->opcode == OP_ISUB_IMM) || (ins->opcode == OP_IADD_IMM) || (ins->opcode == OP_LNEG) || (ins->opcode == OP_ISUB) || (ins->opcode == OP_CMOV_IGE) || (ins->opcode == OP_ISHL_IMM) || (ins->opcode == OP_ISHR_IMM) || (ins->opcode == OP_ISHR_UN_IMM) || (ins->opcode == OP_IAND_IMM) || (ins->opcode == OP_ICONV_TO_U1) || (ins->opcode == OP_ICONV_TO_I1) || (ins->opcode == OP_SEXT_I4) || (ins->opcode == OP_LCONV_TO_U1) || (ins->opcode == OP_ICONV_TO_U2) || (ins->opcode == OP_ICONV_TO_I2) || (ins->opcode == OP_LCONV_TO_I2) || (ins->opcode == OP_LDADDR) || (ins->opcode == OP_PHI) || (ins->opcode == OP_NOP) || (ins->opcode == OP_ZEXT_I4) || (ins->opcode == OP_NOT_NULL) || (ins->opcode == OP_IL_SEQ_POINT) || (ins->opcode == OP_XZERO))
509 #define MONO_INS_IS_PCONST_NULL(ins) ((ins)->opcode == OP_PCONST && (ins)->inst_p0 == 0)
511 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && (mono_class_get_flags ((m)->klass) & TYPE_ATTRIBUTE_SEALED)))
514 #ifdef MONO_ARCH_SIMD_INTRINSICS
516 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
517 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
518 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
519 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
520 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
522 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
526 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
527 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
528 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
529 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
530 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
531 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
533 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
537 typedef struct MonoInstList MonoInstList;
538 typedef struct MonoInst MonoInst;
539 typedef struct MonoCallInst MonoCallInst;
540 typedef struct MonoCallArgParm MonoCallArgParm;
541 typedef struct MonoMethodVar MonoMethodVar;
542 typedef struct MonoBasicBlock MonoBasicBlock;
543 typedef struct MonoLMF MonoLMF;
544 typedef struct MonoSpillInfo MonoSpillInfo;
545 typedef struct MonoTraceSpec MonoTraceSpec;
547 extern MonoTraceSpec *mono_jit_trace_calls;
548 extern gboolean mono_break_on_exc;
549 extern int mono_exc_esp_offset;
550 extern gboolean mono_compile_aot;
551 extern gboolean mono_aot_only;
552 extern gboolean mono_llvm_only;
553 extern MonoAotMode mono_aot_mode;
554 extern MonoMethodDesc *mono_inject_async_exc_method;
555 extern int mono_inject_async_exc_pos;
556 extern MonoMethodDesc *mono_break_at_bb_method;
557 extern int mono_break_at_bb_bb_num;
558 extern gboolean mono_verify_all;
559 extern gboolean mono_do_x86_stack_align;
560 extern const char *mono_build_date;
561 extern gboolean mono_do_signal_chaining;
562 extern gboolean mono_do_crash_chaining;
563 extern MONO_API gboolean mono_use_llvm;
564 extern MONO_API gboolean mono_use_interpreter;
565 extern gboolean mono_do_single_method_regression;
566 extern guint32 mono_single_method_regression_opt;
567 extern MonoMethod *mono_current_single_method;
568 extern GSList *mono_single_method_list;
569 extern GHashTable *mono_single_method_hash;
570 extern gboolean mono_using_xdebug;
571 extern int mini_verbose;
572 extern int valgrind_register;
573 extern GList* mono_aot_paths;
575 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
577 extern const char ins_info[];
578 extern const gint8 ins_sreg_counts [];
581 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
583 #define mono_inst_get_num_src_registers(ins) 0
586 #define mono_inst_get_src_registers(ins, regs) (((regs) [0] = (ins)->sreg1), ((regs) [1] = (ins)->sreg2), ((regs) [2] = (ins)->sreg3), mono_inst_get_num_src_registers ((ins)))
588 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
590 #define MONO_BB_FOR_EACH_INS_SAFE(bb, n, ins) for ((ins) = (bb)->code, n = (ins) ? (ins)->next : NULL; (ins); (ins) = (n), (n) = (ins) ? (ins)->next : NULL)
592 #define MONO_BB_FOR_EACH_INS_REVERSE(bb, ins) for ((ins) = (bb)->last_ins; (ins); (ins) = (ins)->prev)
594 #define MONO_BB_FOR_EACH_INS_REVERSE_SAFE(bb, p, ins) for ((ins) = (bb)->last_ins, p = (ins) ? (ins)->prev : NULL; (ins); (ins) = (p), (p) = (ins) ? (ins)->prev : NULL)
596 #define mono_bb_first_ins(bb) (bb)->code
598 struct MonoSpillInfo {
603 * Information about a call site for the GC map creation code
606 /* The next offset after the call instruction */
608 /* The basic block containing the call site */
611 * The set of variables live at the call site.
612 * Has length cfg->num_varinfo in bits.
616 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
623 * The IR-level extended basic block.
625 * A basic block can have multiple exits just fine, as long as the point of
626 * 'departure' is the last instruction in the basic block. Extended basic
627 * blocks, on the other hand, may have instructions that leave the block
628 * midstream. The important thing is that they cannot be _entered_
629 * midstream, ie, execution of a basic block (or extened bb) always start
630 * at the beginning of the block, never in the middle.
632 struct MonoBasicBlock {
635 /* the next basic block in the order it appears in IL */
636 MonoBasicBlock *next_bb;
639 * Before instruction selection it is the first tree in the
640 * forest and the first item in the list of trees. After
641 * instruction selection it is the first instruction and the
642 * first item in the list of instructions.
646 /* unique block number identification */
651 /* Basic blocks: incoming and outgoing counts and pointers */
652 /* Each bb should only appear once in each array */
653 gint16 out_count, in_count;
654 MonoBasicBlock **in_bb;
655 MonoBasicBlock **out_bb;
657 /* Points to the start of the CIL code that initiated this BB */
658 unsigned char* cil_code;
660 /* Length of the CIL block */
663 /* The offset of the generated code, used for fixups */
665 /* The length of the generated code, doesn't include alignment padding */
667 /* The real native offset, which includes alignment padding too */
668 int real_native_offset;
672 /* Visited and reachable flags */
676 * SSA and loop based flags
678 MonoBitSet *dominators;
679 MonoBitSet *dfrontier;
680 MonoBasicBlock *idom;
682 /* fast dominator algorithm */
683 MonoBasicBlock *df_parent, *ancestor, *child, *label;
684 int size, sdom, idomn;
686 /* loop nesting and recognition */
689 gint8 loop_body_start;
692 * Whenever the bblock is rarely executed so it should be emitted after
693 * the function epilog.
695 guint out_of_line : 1;
696 /* Caches the result of uselessness calculation during optimize_branches */
697 guint not_useless : 1;
698 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
699 guint has_array_access : 1;
700 /* Whenever this bblock is extended, ie. it has branches inside it */
702 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
703 guint has_jump_table : 1;
704 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
705 guint has_call_handler : 1;
706 /* Whenever this bblock starts a try block */
710 /* The offset of the CIL instruction in this bblock which ends a try block */
715 * If this is set, extend the try range started by this bblock by an arch specific
716 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
719 guint extend_try_block : 1;
721 /* use for liveness analysis */
723 MonoBitSet *kill_set;
724 MonoBitSet *live_in_set;
725 MonoBitSet *live_out_set;
727 /* fields to deal with non-empty stack slots at bb boundary */
728 guint16 out_scount, in_scount;
729 MonoInst **out_stack;
732 /* we use that to prevent merging of bblocks covered by different clauses*/
737 // The MonoInst of the last sequence point for the current basic block.
738 MonoInst *last_seq_point;
740 // This will hold a list of last sequence points of incoming basic blocks
741 MonoInst **pred_seq_points;
742 guint num_pred_seq_points;
744 GSList *spill_slot_defs;
746 /* List of call sites in this bblock sorted by pc_offset */
747 GSList *gc_callsites;
750 * The region encodes whether the basic block is inside
751 * a finally, catch, filter or none of these.
753 * If the value is -1, then it is neither finally, catch nor filter
755 * Otherwise the format is:
757 * Bits: | 0-3 | 4-7 | 8-31
759 * | clause-flags | MONO_REGION | clause-index
764 /* The current symbolic register number, used in local register allocation. */
771 BB_REACHABLE = 1 << 1,
772 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
773 BB_EXCEPTION_UNSAFE = 1 << 3,
774 BB_EXCEPTION_HANDLER = 1 << 4,
775 /* for Native Client, mark the blocks that can be jumped to indirectly */
776 BB_INDIRECT_JUMP_TARGET = 1 << 5
779 typedef struct MonoMemcpyArgs {
785 /* Scalar argument passed by value */
787 /* Only in ainfo->pair_storage */
789 /* Only in ainfo->pair_storage */
791 /* Valuetype passed in 1-2 consecutive register */
794 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
796 /* Fixed size argument passed to/returned from gsharedvt method by ref */
797 LLVMArgGsharedvtFixed,
798 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
799 LLVMArgGsharedvtFixedVtype,
800 /* Variable sized argument passed to/returned from gsharedvt method by ref */
801 LLVMArgGsharedvtVariable,
802 /* Vtype passed/returned as one int array argument */
804 /* Vtype passed as a set of fp arguments */
807 * Only for returns, a structure which
808 * consists of floats/doubles.
812 /* Vtype returned as an int */
817 LLVMArgStorage storage;
820 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
821 * This contains how the parts of the vtype are passed.
823 LLVMArgStorage pair_storage [8];
825 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
826 * If storage == LLVMArgAsFpArgs, this is the number of arguments
827 * used to pass the value.
828 * If storage == LLVMArgFpStruct, this is the number of fields
832 /* Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
834 /* Parameter index in the LLVM signature */
837 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
843 /* Whenever there is an rgctx argument */
845 /* Whenever there is an IMT argument */
848 * The position of the vret arg in the argument list.
849 * Only if ret->storage == ArgVtypeRetAddr.
853 /* The indexes of various special arguments in the LLVM signature */
854 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
856 /* Inline array of argument info */
857 /* args [0] is for the this argument if it exists */
858 LLVMArgInfo args [1];
861 #define MONO_MAX_SRC_REGS 3
865 guint8 type; /* stack type */
868 /* used by the register allocator */
869 gint32 dreg, sreg1, sreg2, sreg3;
871 MonoInst *next, *prev;
878 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
880 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
886 MonoMethodSignature *signature;
887 MonoBasicBlock **many_blocks;
888 MonoBasicBlock *target_block;
893 MonoCallInst *call_inst;
894 MonoExceptionClause *exception_clause;
900 const unsigned char* cil_code; /* for debugging and bblock splitting */
902 /* used mostly by the backend to store additional info it may need */
907 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
910 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
911 gboolean record_cast_details; /* For CEE_CASTCLASS */
912 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
913 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
914 int pc_offset; /* OP_GC_LIVERANGE_START/END */
917 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
918 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
919 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
921 int memory_barrier_kind;
927 struct MonoCallInst {
929 MonoMethodSignature *signature;
936 guint stack_align_amount;
937 guint is_virtual : 1;
939 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
940 guint fptr_is_patch : 1;
942 * If this is true, then the call returns a vtype in a register using the same
943 * calling convention as OP_CALL.
945 guint vret_in_reg : 1;
946 /* Whenever vret_in_reg returns fp values */
947 guint vret_in_reg_fp : 1;
948 /* Whenever there is an IMT argument and it is dynamic */
949 guint dynamic_imt_arg : 1;
950 /* Whenever there is an RGCTX argument */
951 guint32 rgctx_reg : 1;
952 /* Whenever the call will need an unbox trampoline */
953 guint need_unbox_trampoline : 1;
954 regmask_t used_iregs;
955 regmask_t used_fregs;
956 GSList *out_ireg_args;
957 GSList *out_freg_args;
962 int rgctx_arg_reg, imt_arg_reg;
965 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
970 struct MonoCallArgParm {
979 * Note: some of the values overlap, because they can't appear
980 * in the same MonoInst.
983 MONO_INST_HAS_METHOD = 1,
984 MONO_INST_INIT = 1, /* in localloc */
985 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
986 MONO_INST_IS_DEAD = 2,
987 MONO_INST_TAILCALL = 4,
988 MONO_INST_VOLATILE = 4,
989 MONO_INST_NOTYPECHECK = 4,
990 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
991 MONO_INST_UNALIGNED = 8,
992 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
993 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
994 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
995 /* the address of the variable has been taken */
996 MONO_INST_INDIRECT = 16,
997 MONO_INST_NORANGECHECK = 16,
998 /* On loads, the source address can be null */
999 MONO_INST_FAULT = 32,
1001 * On variables, identifies LMF variables. These variables have a dummy type (int), but
1002 * require stack space for a MonoLMF struct.
1005 /* On loads, the source address points to a constant value */
1006 MONO_INST_INVARIANT_LOAD = 64,
1007 /* On variables, the variable needs GC tracking */
1008 MONO_INST_GC_TRACK = 128,
1010 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
1011 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
1013 MONO_INST_GC_CALLSITE = 128,
1014 /* On comparisons, mark the branch following the condition as likely to be taken */
1015 MONO_INST_LIKELY = 128,
1018 #define inst_c0 data.op[0].const_val
1019 #define inst_c1 data.op[1].const_val
1020 #define inst_i0 data.op[0].src
1021 #define inst_i1 data.op[1].src
1022 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1023 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1024 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1026 #define inst_p0 data.op[0].p
1027 #define inst_p1 data.op[1].p
1029 #define inst_l data.i8const
1030 #define inst_r data.r8const
1031 #define inst_left data.op[0].src
1032 #define inst_right data.op[1].src
1034 #define inst_newa_len data.op[0].src
1035 #define inst_newa_class data.op[1].klass
1037 #define inst_var data.op[0].var
1038 #define inst_vtype data.op[1].vtype
1039 /* in branch instructions */
1040 #define inst_many_bb data.op[1].many_blocks
1041 #define inst_target_bb data.op[0].target_block
1042 #define inst_true_bb data.op[1].many_blocks[0]
1043 #define inst_false_bb data.op[1].many_blocks[1]
1045 #define inst_basereg sreg1
1046 #define inst_indexreg sreg2
1047 #define inst_destbasereg dreg
1048 #define inst_offset data.op[0].const_val
1049 #define inst_imm data.op[1].const_val
1050 #define inst_call data.op[1].call_inst
1052 #define inst_phi_args data.op[1].phi_args
1053 #define inst_eh_block data.op[1].exception_clause
1056 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1058 ins->sreg1 = regs [0];
1059 ins->sreg2 = regs [1];
1060 ins->sreg3 = regs [2];
1063 /* instruction description for use in regalloc/scheduling */
1066 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1071 /* Unused, commented out to reduce the size of the mdesc tables
1082 guint16 tid; /* tree number */
1083 guint16 bid; /* block number */
1089 MonoPosition first_use, last_use;
1092 typedef struct MonoLiveRange2 MonoLiveRange2;
1094 struct MonoLiveRange2 {
1096 MonoLiveRange2 *next;
1100 /* List of live ranges sorted by 'from' */
1101 MonoLiveRange2 *range;
1102 MonoLiveRange2 *last_range;
1106 * Additional information about a variable
1108 struct MonoMethodVar {
1109 guint idx; /* inside cfg->varinfo, cfg->vars */
1110 MonoLiveRange range; /* generated by liveness analysis */
1111 MonoLiveInterval *interval; /* generated by liveness analysis */
1112 int reg; /* != -1 if allocated into a register */
1114 MonoBitSet *def_in; /* used by SSA */
1115 MonoInst *def; /* used by SSA */
1116 MonoBasicBlock *def_bb; /* used by SSA */
1117 GList *uses; /* used by SSA */
1118 char cpstate; /* used by SSA conditional constant propagation */
1119 /* The native offsets corresponding to the live range of the variable */
1120 gint32 live_range_start, live_range_end;
1122 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1129 * Stores state need to resume exception handling when using LLVM
1134 MonoContext ctx, new_ctx;
1138 int first_filter_idx, filter_idx;
1142 gpointer end_of_stack;
1146 gpointer restore_stack_prot;
1147 guint32 handling_stack_ovf;
1148 gpointer signal_stack;
1149 guint32 signal_stack_size;
1150 gpointer stack_ovf_guard_base;
1151 guint32 stack_ovf_guard_size;
1152 guint stack_ovf_valloced : 1;
1153 void (*abort_func) (MonoObject *object);
1154 /* Used to implement --debug=casts */
1155 MonoClass *class_cast_from, *class_cast_to;
1157 /* Stores state needed by handler block with a guard */
1159 ResumeState resume_state;
1161 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1162 /* handler block return address */
1163 gpointer handler_block_return_address;
1165 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1166 is an activation on stack making sure it will remain alive.*/
1167 MonoJitExceptionInfo *handler_block;
1169 /* context to be used by the guard trampoline when resuming interruption.*/
1170 MonoContext handler_block_context;
1172 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1173 * when it is called from profiler functions during exception handling.
1175 MonoContext orig_ex_ctx;
1176 gboolean orig_ex_ctx_set;
1179 * Stores if we need to run a chained exception in Windows.
1181 gboolean mono_win_chained_exception_needs_run;
1184 * The current exception in flight
1188 * If the current exception is not a subclass of Exception,
1189 * the original exception.
1191 guint32 thrown_non_exc;
1194 * The calling assembly in llvmonly mode.
1196 MonoImage *calling_image;
1199 * The stack frame "high water mark" for ThreadAbortExceptions.
1200 * We will rethrow the exception upon exiting a catch clause that's
1201 * in a function stack frame above the water mark(isn't being called by
1202 * the catch block that caught the ThreadAbortException).
1204 gpointer abort_exc_stack_threshold;
1208 * This structure is an extension of MonoLMF and contains extra information.
1212 gboolean debugger_invoke;
1213 MonoContext ctx; /* if debugger_invoke is TRUE */
1216 /* Generic sharing */
1219 * Flags for which contexts were used in inflating a generic.
1222 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1223 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1227 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1228 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1229 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1230 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1234 MONO_RGCTX_INFO_STATIC_DATA,
1235 MONO_RGCTX_INFO_KLASS,
1236 MONO_RGCTX_INFO_ELEMENT_KLASS,
1237 MONO_RGCTX_INFO_VTABLE,
1238 MONO_RGCTX_INFO_TYPE,
1239 MONO_RGCTX_INFO_REFLECTION_TYPE,
1240 MONO_RGCTX_INFO_METHOD,
1241 /* In llvmonly mode, this is a function descriptor */
1242 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1243 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1244 MONO_RGCTX_INFO_CLASS_FIELD,
1245 MONO_RGCTX_INFO_METHOD_RGCTX,
1246 MONO_RGCTX_INFO_METHOD_CONTEXT,
1247 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1248 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1249 MONO_RGCTX_INFO_CAST_CACHE,
1250 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1251 MONO_RGCTX_INFO_VALUE_SIZE,
1252 /* +1 to avoid zero values in rgctx slots */
1253 MONO_RGCTX_INFO_FIELD_OFFSET,
1254 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1255 /* In llvmonly mode, this is a function descriptor */
1256 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1257 /* Same for virtual calls */
1258 /* In llvmonly mode, this is a function descriptor */
1259 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1260 /* Same for calli, associated with a signature */
1261 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1262 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1263 /* One of MONO_GSHAREDVT_BOX_TYPE */
1264 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1265 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1266 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1267 MONO_RGCTX_INFO_LOCAL_OFFSET,
1268 MONO_RGCTX_INFO_MEMCPY,
1269 MONO_RGCTX_INFO_BZERO,
1270 /* The address of Nullable<T>.Box () */
1271 /* In llvmonly mode, this is a function descriptor */
1272 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1273 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1274 /* MONO_PATCH_INFO_VCALL_METHOD */
1275 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1277 * MONO_PATCH_INFO_VCALL_METHOD
1278 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1279 * which implements the method.
1281 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1282 /* Resolve to 2 (TRUE) or 1 (FALSE) */
1283 MONO_RGCTX_INFO_CLASS_IS_REF_OR_CONTAINS_REFS
1284 } MonoRgctxInfoType;
1286 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1287 MonoRgctxInfoType info_type;
1289 struct _MonoRuntimeGenericContextInfoTemplate *next;
1290 } MonoRuntimeGenericContextInfoTemplate;
1293 MonoClass *next_subclass;
1294 MonoRuntimeGenericContextInfoTemplate *infos;
1295 GSList *method_templates;
1296 } MonoRuntimeGenericContextTemplate;
1299 MonoVTable *class_vtable; /* must be the first element */
1300 MonoGenericInst *method_inst;
1301 gpointer infos [MONO_ZERO_LEN_ARRAY];
1302 } MonoMethodRuntimeGenericContext;
1304 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1306 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1307 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1308 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1309 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1311 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1315 MonoRuntimeGenericContextInfoTemplate *entries;
1316 int num_entries, count_entries;
1317 } MonoGSharedVtMethodInfo;
1319 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1323 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1324 * We use this instead of rgctx slots since these can be loaded using a load instead
1325 * of a call to an rgctx fetch trampoline.
1327 gpointer entries [MONO_ZERO_LEN_ARRAY];
1328 } MonoGSharedVtMethodRuntimeInfo;
1334 MonoMethodSignature *invoke_sig;
1335 MonoMethodSignature *sig;
1336 gpointer method_ptr;
1337 gpointer invoke_impl;
1339 gpointer impl_nothis;
1340 gboolean need_rgctx_tramp;
1341 } MonoDelegateTrampInfo;
1344 * A function descriptor, which is a function address + argument pair.
1345 * In llvm-only mode, these are used instead of trampolines to pass
1346 * extra arguments to runtime functions/methods.
1355 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1356 #include "patch-info.h"
1362 * We need to store the image which the token refers to along with the token,
1363 * since the image might not be the same as the image of the method which
1364 * contains the relocation, because of inlining.
1366 typedef struct MonoJumpInfoToken {
1369 gboolean has_context;
1370 MonoGenericContext context;
1371 } MonoJumpInfoToken;
1373 typedef struct MonoJumpInfoBBTable {
1374 MonoBasicBlock **table;
1376 } MonoJumpInfoBBTable;
1378 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1380 /* Contains information describing an LLVM IMT trampoline */
1381 typedef struct MonoJumpInfoImtTramp {
1384 } MonoJumpInfoImtTramp;
1386 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1389 * Represents the method which is called when a virtual call is made to METHOD
1390 * on a receiver of type KLASS.
1393 /* Receiver class */
1395 /* Virtual method */
1397 } MonoJumpInfoVirtMethod;
1399 typedef struct MonoJumpInfo MonoJumpInfo;
1400 struct MonoJumpInfo {
1402 /* Relocation type for patching */
1410 MonoJumpInfoType type;
1412 gconstpointer target;
1413 #if SIZEOF_VOID_P == 8
1423 MonoClassField *field;
1427 MonoJumpInfoToken *token;
1428 MonoJumpInfoBBTable *table;
1429 MonoJumpInfoRgctxEntry *rgctx_entry;
1430 MonoJumpInfoImtTramp *imt_tramp;
1431 MonoJumpInfoGSharedVtCall *gsharedvt;
1432 MonoGSharedVtMethodInfo *gsharedvt_method;
1433 MonoMethodSignature *sig;
1434 MonoDelegateClassMethodPair *del_tramp;
1435 /* MONO_PATCH_INFO_VIRT_METHOD */
1436 MonoJumpInfoVirtMethod *virt_method;
1441 * Contains information for computing the
1442 * property given by INFO_TYPE of the runtime
1443 * object described by DATA.
1445 struct MonoJumpInfoRgctxEntry {
1448 MonoJumpInfo *data; /* describes the data to be loaded */
1449 MonoRgctxInfoType info_type;
1452 /* Contains information about a gsharedvt call */
1453 struct MonoJumpInfoGSharedVtCall {
1454 /* The original signature of the call */
1455 MonoMethodSignature *sig;
1456 /* The method which is called */
1461 MONO_TRAMPOLINE_JIT,
1462 MONO_TRAMPOLINE_JUMP,
1463 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1464 MONO_TRAMPOLINE_AOT,
1465 MONO_TRAMPOLINE_AOT_PLT,
1466 MONO_TRAMPOLINE_DELEGATE,
1467 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1468 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1469 MONO_TRAMPOLINE_VCALL,
1470 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1472 } MonoTrampolineType;
1474 /* These trampolines return normally to their caller */
1475 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1476 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1477 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1479 /* These trampolines receive an argument directly in a register */
1480 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1481 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1483 /* optimization flags */
1484 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1486 #include "optflags-def.h"
1491 * This structure represents a JIT backend.
1494 guint have_card_table_wb : 1;
1495 guint have_op_generic_class_init : 1;
1496 guint emulate_mul_div : 1;
1497 guint emulate_div : 1;
1498 guint emulate_long_shift_opts : 1;
1499 guint have_objc_get_selector : 1;
1500 guint have_generalized_imt_trampoline : 1;
1501 guint have_liverange_ops: 1;
1502 guint have_op_tail_call : 1;
1503 guint have_dummy_init : 1;
1504 guint gshared_supported : 1;
1505 guint use_fpstack : 1;
1507 guint need_got_var : 1;
1508 guint need_div_check : 1;
1509 guint no_unaligned_access : 1;
1510 guint disable_div_with_mul : 1;
1511 int monitor_enter_adjustment;
1512 int dyn_call_param_area;
1515 /* Flags for mini_method_compile () */
1517 /* Whenever to run cctors during JITting */
1518 JIT_FLAG_RUN_CCTORS = (1 << 0),
1519 /* Whenever this is an AOT compilation */
1520 JIT_FLAG_AOT = (1 << 1),
1521 /* Whenever this is a full AOT compilation */
1522 JIT_FLAG_FULL_AOT = (1 << 2),
1523 /* Whenever to compile with LLVM */
1524 JIT_FLAG_LLVM = (1 << 3),
1525 /* Whenever to disable direct calls to icall functions */
1526 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1527 /* Emit explicit null checks */
1528 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1529 /* Whenever to compile in llvm-only mode */
1530 JIT_FLAG_LLVM_ONLY = (1 << 6),
1531 /* Whenever calls to pinvoke functions are made directly */
1532 JIT_FLAG_DIRECT_PINVOKE = (1 << 7),
1533 /* Whenever this is a compile-all run and the result should be discarded */
1534 JIT_FLAG_DISCARD_RESULTS = (1 << 8),
1537 /* Bit-fields in the MonoBasicBlock.region */
1538 #define MONO_REGION_TRY 0
1539 #define MONO_REGION_FINALLY 16
1540 #define MONO_REGION_CATCH 32
1541 #define MONO_REGION_FAULT 64 /* Currently unused */
1542 #define MONO_REGION_FILTER 128
1544 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1546 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1547 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1549 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1551 #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))))
1553 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1554 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1557 * Control Flow Graph and compilation unit information
1561 MonoMethodHeader *header;
1562 MonoMemPool *mempool;
1564 MonoMethodVar *vars;
1566 MonoBasicBlock *bb_entry;
1567 MonoBasicBlock *bb_exit;
1568 MonoBasicBlock *bb_init;
1569 MonoBasicBlock **bblocks;
1570 MonoBasicBlock **cil_offset_to_bb;
1571 MonoMemPool *state_pool; /* used by instruction selection */
1572 MonoBasicBlock *cbb; /* used by instruction selection */
1573 MonoInst *prev_ins; /* in decompose */
1574 MonoJumpInfo *patch_info;
1575 MonoJitInfo *jit_info;
1576 MonoJitDynamicMethodInfo *dynamic_info;
1577 guint num_bblocks, max_block_num;
1579 guint num_varinfo; /* used items in varinfo */
1580 guint varinfo_count; /* total storage in varinfo */
1583 gint cil_offset_to_bb_len;
1585 MonoSpillInfo *spill_info [16]; /* machine register spills */
1587 gint spill_info_len [16];
1588 /* unsigned char *cil_code; */
1589 MonoMethod *inlined_method; /* the method which is currently inlined */
1590 MonoInst *domainvar; /* a cache for the current domain */
1591 MonoInst *got_var; /* Global Offset Table variable */
1593 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1595 MonoType **arg_types;
1596 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1597 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1598 MonoGenericContext *generic_context;
1601 MonoBackend *backend;
1604 * This variable represents the hidden argument holding the vtype
1605 * return address. If the method returns something other than a vtype, or
1606 * the vtype is returned in registers this is NULL.
1608 MonoInst *vret_addr;
1611 * This is used to initialize the cil_code field of MonoInst's.
1613 const unsigned char *ip;
1615 struct MonoAliasingInformation *aliasing_info;
1617 /* A hashtable of region ID-> SP var mappings */
1618 /* An SP var is a place to store the stack pointer (used by handlers)*/
1621 /* A hashtable of region ID -> EX var mappings */
1622 /* An EX var stores the exception object passed to catch/filter blocks */
1625 GList *ldstr_list; /* used by AOT */
1630 GHashTable *cbb_hash;
1632 /* The current virtual register number */
1635 MonoGenericSharingContext gsctx;
1636 MonoGenericContext *gsctx_context;
1638 MonoGSharedVtMethodInfo *gsharedvt_info;
1640 /* Points to the gsharedvt locals area at runtime */
1641 MonoInst *gsharedvt_locals_var;
1643 /* The localloc instruction used to initialize gsharedvt_locals_var */
1644 MonoInst *gsharedvt_locals_var_ins;
1646 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1647 MonoInst *gsharedvt_info_var;
1649 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1650 MonoInst *orig_domain_var;
1653 MonoInst *lmf_addr_var;
1655 MonoInst *stack_inbalance_var;
1657 unsigned char *cil_start;
1658 #ifdef __native_client_codegen__
1659 /* this alloc is not aligned, native_code */
1660 /* is the 32-byte aligned version of this */
1661 unsigned char *native_code_alloc;
1663 unsigned char *native_code;
1669 regmask_t used_int_regs;
1671 guint32 prof_options;
1674 guint32 verbose_level;
1675 guint32 stack_usage;
1679 guint disable_aot : 1;
1680 guint disable_ssa : 1;
1681 guint disable_llvm : 1;
1682 guint enable_extended_bblocks : 1;
1683 guint run_cctors : 1;
1684 guint need_lmf_area : 1;
1685 guint compile_aot : 1;
1687 guint compile_llvm : 1;
1688 guint got_var_allocated : 1;
1689 guint ret_var_is_local : 1;
1690 guint ret_var_set : 1;
1691 guint unverifiable : 1;
1692 guint skip_visibility : 1;
1693 guint disable_reuse_registers : 1;
1694 guint disable_reuse_stack_slots : 1;
1695 guint disable_reuse_ref_stack_slots : 1;
1696 guint disable_ref_noref_stack_slot_share : 1;
1697 guint disable_initlocals_opt : 1;
1698 guint disable_initlocals_opt_refs : 1;
1699 guint disable_omit_fp : 1;
1700 guint disable_vreg_to_lvreg : 1;
1701 guint disable_deadce_vars : 1;
1702 guint disable_out_of_line_bblocks : 1;
1703 guint disable_direct_icalls : 1;
1704 guint disable_gc_safe_points : 1;
1705 guint direct_pinvoke : 1;
1706 guint create_lmf_var : 1;
1708 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1709 * instead of being generated in emit_prolog ()/emit_epilog ().
1713 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1714 * mono_lmf_addr TLS variable.
1716 guint gen_write_barriers : 1;
1717 guint init_ref_vars : 1;
1718 guint extend_live_ranges : 1;
1719 guint compute_precise_live_ranges : 1;
1720 guint has_got_slots : 1;
1721 guint uses_rgctx_reg : 1;
1722 guint uses_vtable_reg : 1;
1723 guint uses_simd_intrinsics : 1;
1724 guint keep_cil_nops : 1;
1725 guint gen_seq_points : 1;
1726 /* Generate seq points for use by the debugger */
1727 guint gen_sdb_seq_points : 1;
1728 guint explicit_null_checks : 1;
1729 guint compute_gc_maps : 1;
1730 guint soft_breakpoints : 1;
1731 guint arch_eh_jit_info : 1;
1732 guint has_emulated_ops : 1;
1733 guint has_indirection : 1;
1734 guint has_atomic_add_i4 : 1;
1735 guint has_atomic_exchange_i4 : 1;
1736 guint has_atomic_cas_i4 : 1;
1737 guint check_pinvoke_callconv : 1;
1738 guint has_unwind_info_for_epilog : 1;
1739 guint disable_inline : 1;
1740 /* Disable inlining into caller */
1741 guint no_inline : 1;
1743 guint gsharedvt : 1;
1745 guint llvm_only : 1;
1747 gpointer debug_info;
1750 MonoProfileCoverageInfo *coverage_info;
1751 GHashTable *token_info_hash;
1752 MonoCompileArch arch;
1753 guint32 inline_depth;
1754 /* Size of memory reserved for thunks */
1758 /* Offset between the start of code and the thunks area */
1760 MonoExceptionType exception_type; /* MONO_EXCEPTION_* */
1761 guint32 exception_data;
1762 char* exception_message;
1763 gpointer exception_ptr;
1765 guint8 * encoded_unwind_ops;
1766 guint32 encoded_unwind_ops_len;
1771 /* Fields used by the local reg allocator */
1775 /* Maps vregs to their associated MonoInst's */
1776 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1777 MonoInst **vreg_to_inst;
1779 /* Size of above array */
1780 guint32 vreg_to_inst_len;
1782 /* Marks vregs which hold a GC ref */
1783 /* FIXME: Use a bitmap */
1784 gboolean *vreg_is_ref;
1786 /* Size of above array */
1787 guint32 vreg_is_ref_len;
1789 /* Marks vregs which hold a managed pointer */
1790 /* FIXME: Use a bitmap */
1791 gboolean *vreg_is_mp;
1793 /* Size of above array */
1794 guint32 vreg_is_mp_len;
1797 * The original method to compile, differs from 'method' when doing generic
1800 MonoMethod *orig_method;
1802 /* Patches which describe absolute addresses embedded into the native code */
1803 GHashTable *abs_patches;
1805 /* If the arch passes valuetypes by address, then for methods
1806 which use JMP the arch code should use these local
1807 variables to store the addresses of incoming valuetypes.
1808 The addresses should be stored in mono_arch_emit_prolog()
1809 and can be used when emitting code for OP_JMP. See
1811 MonoInst **tailcall_valuetype_addrs;
1813 /* Used to implement move_i4_to_f on archs that can't do raw
1814 copy between an ireg and a freg. This is an int32 var.*/
1815 MonoInst *iconv_raw_var;
1817 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1818 MonoInst *fconv_to_r8_x_var;
1820 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1821 MonoInst *simd_ctor_var;
1823 /* Used to implement dyn_call */
1824 MonoInst *dyn_call_var;
1827 * List of sequence points represented as IL offset+native offset pairs.
1828 * Allocated using glib.
1829 * IL offset can be -1 or 0xffffff to refer to the sequence points
1830 * inside the prolog and epilog used to implement method entry/exit events.
1832 GPtrArray *seq_points;
1834 /* The encoded sequence point info */
1835 struct MonoSeqPointInfo *seq_point_info;
1837 /* Method headers which need to be freed after compilation */
1838 GSList *headers_to_free;
1841 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1842 /* Symbol used to refer to this method in generated assembly */
1844 char *asm_debug_symbol;
1845 char *llvm_method_name;
1846 int castclass_cache_index;
1848 MonoJitExceptionInfo *llvm_ex_info;
1849 guint32 llvm_ex_info_len;
1850 int llvm_this_reg, llvm_this_offset;
1852 GSList *try_block_holes;
1854 /* DWARF location list for 'this' */
1855 GSList *this_loclist;
1857 /* DWARF location list for 'rgctx_var' */
1858 GSList *rgctx_loclist;
1860 int *gsharedvt_vreg_to_idx;
1866 /* The offsets of the locals area relative to the frame pointer */
1867 gint locals_min_stack_offset, locals_max_stack_offset;
1869 /* The current CFA rule */
1870 int cur_cfa_reg, cur_cfa_offset;
1872 /* The final CFA rule at the end of the prolog */
1873 int cfa_reg, cfa_offset;
1875 /* Points to a MonoCompileGC */
1879 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1880 * image etc, but it requires a 4 byte alignment.
1883 guint32 gc_map_size;
1885 /* Error handling */
1888 /* pointer to context datastructure used for graph dumping */
1889 MonoGraphDumper *gdump_ctx;
1892 int stat_allocate_var;
1893 int stat_locals_stack_size;
1894 int stat_basic_blocks;
1895 int stat_cil_code_size;
1897 int stat_inlineable_methods;
1898 int stat_inlined_methods;
1899 int stat_code_reallocs;
1903 MONO_CFG_HAS_ALLOCA = 1 << 0,
1904 MONO_CFG_HAS_CALLS = 1 << 1,
1905 MONO_CFG_HAS_LDELEMA = 1 << 2,
1906 MONO_CFG_HAS_VARARGS = 1 << 3,
1907 MONO_CFG_HAS_TAIL = 1 << 4,
1908 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1909 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1910 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1911 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1912 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1916 gint32 methods_compiled;
1918 gint32 methods_lookups;
1919 gint32 allocate_var;
1920 gint32 cil_code_size;
1921 gint32 native_code_size;
1922 gint32 code_reallocs;
1923 gint32 max_code_size_ratio;
1924 gint32 biggest_method_size;
1925 gint32 allocated_code_size;
1926 gint32 allocated_seq_points_size;
1927 gint32 inlineable_methods;
1928 gint32 inlined_methods;
1929 gint32 basic_blocks;
1930 gint32 max_basic_blocks;
1931 gint32 locals_stack_size;
1933 gint32 generic_virtual_invocations;
1935 gint32 alias_removed;
1936 gint32 loads_eliminated;
1937 gint32 stores_eliminated;
1938 gint32 optimized_divisions;
1939 int methods_with_llvm;
1940 int methods_without_llvm;
1941 char *max_ratio_method;
1942 char *biggest_method;
1943 double jit_method_to_ir;
1944 double jit_liveness_handle_exception_clauses;
1945 double jit_handle_out_of_line_bblock;
1946 double jit_decompose_long_opts;
1947 double jit_decompose_typechecks;
1948 double jit_local_cprop;
1949 double jit_local_emulate_ops;
1950 double jit_optimize_branches;
1951 double jit_handle_global_vregs;
1952 double jit_local_deadce;
1953 double jit_local_alias_analysis;
1954 double jit_if_conversion;
1955 double jit_bb_ordering;
1956 double jit_compile_dominator_info;
1957 double jit_compute_natural_loops;
1958 double jit_insert_safepoints;
1959 double jit_ssa_compute;
1960 double jit_ssa_cprop;
1961 double jit_ssa_deadce;
1962 double jit_perform_abc_removal;
1963 double jit_ssa_remove;
1964 double jit_local_cprop2;
1965 double jit_handle_global_vregs2;
1966 double jit_local_deadce2;
1967 double jit_optimize_branches2;
1968 double jit_decompose_vtype_opts;
1969 double jit_decompose_array_access_opts;
1970 double jit_liveness_handle_exception_clauses2;
1971 double jit_analyze_liveness;
1972 double jit_linear_scan;
1973 double jit_arch_allocate_vars;
1974 double jit_spill_global_vars;
1975 double jit_local_cprop3;
1976 double jit_local_deadce3;
1978 double jit_create_jit_info;
1979 double jit_gc_create_gc_map;
1980 double jit_save_seq_point_info;
1985 extern MonoJitStats mono_jit_stats;
1987 /* opcodes: value assigned after all the CIL opcodes */
1994 #define MINI_OP(a,b,dest,src1,src2) a,
1995 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1997 OP_START = MONO_CEE_LAST - 1,
1998 #include "mini-ops.h"
2004 #if SIZEOF_VOID_P == 8
2005 #define OP_PCONST OP_I8CONST
2006 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
2007 #define OP_PADD OP_LADD
2008 #define OP_PADD_IMM OP_LADD_IMM
2009 #define OP_PSUB_IMM OP_LSUB_IMM
2010 #define OP_PAND_IMM OP_LAND_IMM
2011 #define OP_PXOR_IMM OP_LXOR_IMM
2012 #define OP_PSUB OP_LSUB
2013 #define OP_PMUL OP_LMUL
2014 #define OP_PMUL_IMM OP_LMUL_IMM
2015 #define OP_PNEG OP_LNEG
2016 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
2017 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
2018 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
2019 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
2020 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
2021 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
2022 #define OP_PBEQ OP_LBEQ
2023 #define OP_PCEQ OP_LCEQ
2024 #define OP_PBNE_UN OP_LBNE_UN
2025 #define OP_PBGE_UN OP_LBGE_UN
2026 #define OP_PBLT_UN OP_LBLT_UN
2027 #define OP_PBGE OP_LBGE
2028 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2029 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2031 #define OP_PCONST OP_ICONST
2032 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2033 #define OP_PADD OP_IADD
2034 #define OP_PADD_IMM OP_IADD_IMM
2035 #define OP_PSUB_IMM OP_ISUB_IMM
2036 #define OP_PAND_IMM OP_IAND_IMM
2037 #define OP_PXOR_IMM OP_IXOR_IMM
2038 #define OP_PSUB OP_ISUB
2039 #define OP_PMUL OP_IMUL
2040 #define OP_PMUL_IMM OP_IMUL_IMM
2041 #define OP_PNEG OP_INEG
2042 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2043 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2044 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2045 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2046 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2047 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2048 #define OP_PBEQ OP_IBEQ
2049 #define OP_PCEQ OP_ICEQ
2050 #define OP_PBNE_UN OP_IBNE_UN
2051 #define OP_PBGE_UN OP_IBGE_UN
2052 #define OP_PBLT_UN OP_IBLT_UN
2053 #define OP_PBGE OP_IBGE
2054 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2055 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2058 /* Opcodes to load/store regsize quantities */
2059 #if defined (__mono_ilp32__)
2060 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2061 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2063 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2064 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2091 extern const char MONO_ARCH_CPU_SPEC [];
2092 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2093 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2094 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2095 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2100 MONO_COMP_DFRONTIER = 4,
2101 MONO_COMP_DOM_REV = 8,
2102 MONO_COMP_LIVENESS = 16,
2104 MONO_COMP_SSA_DEF_USE = 64,
2105 MONO_COMP_REACHABILITY = 128,
2106 MONO_COMP_LOOPS = 256
2111 MONO_GRAPH_DTREE = 2,
2112 MONO_GRAPH_CFG_CODE = 4,
2113 MONO_GRAPH_CFG_SSA = 8,
2114 MONO_GRAPH_CFG_OPTCODE = 16
2121 } MonoJitArgumentInfo;
2124 gboolean handle_sigint;
2125 gboolean keep_delegates;
2126 gboolean reverse_pinvoke_exceptions;
2127 gboolean collect_pagefault_stats;
2128 gboolean break_on_unverified;
2129 gboolean better_cast_details;
2130 gboolean mdb_optimizations;
2131 gboolean no_gdb_backtrace;
2132 gboolean suspend_on_native_crash;
2133 gboolean suspend_on_exception;
2134 gboolean suspend_on_unhandled;
2135 gboolean dyn_runtime_invoke;
2138 gboolean use_fallback_tls;
2140 * Whenever data such as next sequence points and flags is required.
2141 * Next sequence points and flags are required by the debugger agent.
2143 gboolean gen_sdb_seq_points;
2144 gboolean no_seq_points_compact_data;
2146 * Setting single_imm_size should guarantee that each time managed code is compiled
2147 * the same instructions and registers are used, regardless of the size of used values.
2149 gboolean single_imm_size;
2150 gboolean explicit_null_checks;
2152 * Fill stack frames with 0x2a in method prologs. This helps with the
2153 * debugging of the stack marking code in the GC.
2155 gboolean init_stacks;
2158 * Whenever to implement single stepping and breakpoints without signals in the
2159 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2160 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2163 gboolean soft_breakpoints;
2165 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2167 gboolean break_on_exc;
2169 * Load AOT JIT info eagerly.
2171 gboolean load_aot_jit_info_eagerly;
2173 * Check for pinvoke calling convention mismatches.
2175 gboolean check_pinvoke_callconv;
2177 * Translate Debugger.Break () into a native breakpoint signal
2179 gboolean native_debugger_break;
2181 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2182 * identify the stack on some platforms
2184 gboolean disable_omit_fp;
2212 /* Implicit exceptions */
2214 MONO_EXC_INDEX_OUT_OF_RANGE,
2216 MONO_EXC_ARITHMETIC,
2217 MONO_EXC_DIVIDE_BY_ZERO,
2218 MONO_EXC_INVALID_CAST,
2220 MONO_EXC_ARRAY_TYPE_MISMATCH,
2222 MONO_EXC_INTRINS_NUM
2226 MINI_TOKEN_SOURCE_CLASS,
2227 MINI_TOKEN_SOURCE_METHOD,
2228 MINI_TOKEN_SOURCE_FIELD
2232 * Information about a trampoline function.
2237 * The native code of the trampoline. Not owned by this structure.
2242 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2247 * Patches required by the trampoline when aot-ing. Owned by this structure.
2251 * Unwind information. Owned by this structure.
2256 * Encoded unwind info loaded from AOT images
2259 guint32 uw_info_len;
2262 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2265 FILTER_IL_SEQ_POINT = 1 << 0,
2266 FILTER_NOP = 1 << 1,
2269 static inline gboolean
2270 mono_inst_filter (MonoInst *ins, int filter)
2272 if (!ins || !filter)
2275 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2278 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2284 static inline MonoInst*
2285 mono_inst_next (MonoInst *ins, int filter)
2289 } while (mono_inst_filter (ins, filter));
2294 static inline MonoInst*
2295 mono_inst_prev (MonoInst *ins, int filter)
2299 } while (mono_inst_filter (ins, filter));
2304 static inline MonoInst*
2305 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2307 MonoInst *ins = bb->code;
2308 if (mono_inst_filter (ins, filter))
2309 ins = mono_inst_next (ins, filter);
2314 static inline MonoInst*
2315 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2317 MonoInst *ins = bb->last_ins;
2318 if (mono_inst_filter (ins, filter))
2319 ins = mono_inst_prev (ins, filter);
2325 MONO_API int mono_main (int argc, char* argv[]);
2326 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2327 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2328 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2330 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2331 void mini_cleanup (MonoDomain *domain);
2332 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2333 MONO_API gboolean mini_parse_debug_option (const char *option);
2334 void mini_profiler_enable_with_options (const char *profile_options);
2337 void mono_cfg_dump_create_context (MonoCompile *cfg);
2338 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2339 void mono_cfg_dump_close_group (MonoCompile *cfg);
2340 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2342 /* helper methods */
2343 void mini_jit_init (void);
2344 void mini_jit_cleanup (void);
2345 void mono_disable_optimizations (guint32 opts);
2346 void mono_set_optimizations (guint32 opts);
2347 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2348 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2349 char* mono_opt_descr (guint32 flags);
2350 void mono_set_verbose_level (guint32 level);
2351 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2352 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2353 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2354 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2355 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2357 void mono_precompile_assemblies (void);
2358 MONO_API int mono_parse_default_optimizations (const char* p);
2359 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2360 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2361 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2362 void mono_verify_bblock (MonoBasicBlock *bb);
2363 void mono_verify_cfg (MonoCompile *cfg);
2364 void mono_constant_fold (MonoCompile *cfg);
2365 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2366 int mono_eval_cond_branch (MonoInst *branch);
2367 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2368 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2369 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2370 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2371 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2372 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2373 MonoType* mono_type_from_stack_type (MonoInst *ins);
2374 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2375 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2376 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2377 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2378 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2379 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2380 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2381 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2382 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2383 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2385 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2386 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2387 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2388 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2389 void mono_nullify_basic_block (MonoBasicBlock *bb);
2390 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2391 void mono_optimize_branches (MonoCompile *cfg);
2393 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2394 const char*mono_ji_type_to_string (MonoJumpInfoType type) MONO_LLVM_INTERNAL;
2395 void mono_print_ji (const MonoJumpInfo *ji);
2396 void mono_print_ins_index (int i, MonoInst *ins);
2397 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2398 void mono_print_ins (MonoInst *ins);
2399 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2400 void mono_print_code (MonoCompile *cfg, const char *msg);
2401 MONO_API void mono_print_method_from_ip (void *ip);
2402 MONO_API char *mono_pmip (void *ip);
2403 gboolean mono_debug_count (void);
2404 MONO_LLVM_INTERNAL const char* mono_inst_name (int op);
2405 int mono_op_to_op_imm (int opcode);
2406 int mono_op_imm_to_op (int opcode);
2407 int mono_load_membase_to_load_mem (int opcode);
2408 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2409 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2410 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2411 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2412 guint32 mono_reverse_branch_op (guint32 opcode);
2413 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2414 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2415 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2416 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2417 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2418 guint mono_patch_info_hash (gconstpointer data);
2419 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2420 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2421 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2422 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2423 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2424 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2425 gpointer mono_jit_compile_method_jit_only (MonoMethod *method, MonoError *error);
2426 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2427 MonoLMF * mono_get_lmf (void);
2428 MonoLMF** mono_get_lmf_addr (void);
2429 void mono_set_lmf (MonoLMF *lmf);
2430 MonoJitTlsData* mono_get_jit_tls (void);
2431 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2432 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2433 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2434 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2435 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2436 void mono_analyze_liveness (MonoCompile *cfg);
2437 void mono_analyze_liveness_gc (MonoCompile *cfg);
2438 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2439 void mono_global_regalloc (MonoCompile *cfg);
2440 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2441 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2442 void mono_destroy_compile (MonoCompile *cfg);
2443 void mono_empty_compile (MonoCompile *cfg);
2444 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2445 void mono_print_ins_index (int i, MonoInst *ins);
2446 void mono_print_ins (MonoInst *ins);
2447 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2448 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2449 MonoInst *mono_get_got_var (MonoCompile *cfg);
2450 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2451 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2452 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2453 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2454 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2455 void mono_create_helper_signatures (void);
2456 MonoInst* mono_emit_native_call (MonoCompile *cfg, gconstpointer func, MonoMethodSignature *sig, MonoInst **args);
2458 gboolean mini_class_is_system_array (MonoClass *klass);
2459 MonoMethodSignature *mono_get_element_address_signature (int arity);
2460 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2461 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2463 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2464 void mono_linterval_print (MonoLiveInterval *interval);
2465 void mono_linterval_print_nl (MonoLiveInterval *interval);
2466 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2467 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2468 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2469 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2471 /* Native Client functions */
2472 gpointer mono_realloc_native_code(MonoCompile *cfg);
2474 #if defined(__native_client__) || defined(__native_client_codegen__)
2475 extern volatile int __nacl_thread_suspension_needed;
2476 void __nacl_suspend_thread_if_needed(void);
2477 void mono_nacl_gc(void);
2480 extern MonoDebugOptions debug_options;
2482 static inline MonoMethod*
2483 jinfo_get_method (MonoJitInfo *ji)
2485 return mono_jit_info_get_method (ji);
2489 void mono_aot_init (void);
2490 void mono_aot_cleanup (void);
2491 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2492 MonoMethod *method, MonoError *error);
2493 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2494 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2495 guint8* mono_aot_get_plt_entry (guint8 *code);
2496 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2497 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2498 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2499 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2500 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2501 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2502 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2503 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2504 gpointer mono_aot_get_trampoline (const char *name);
2505 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2506 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2507 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2508 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2509 gpointer mono_aot_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2510 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2511 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2512 guint32 mono_aot_method_hash (MonoMethod *method);
2513 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2514 void mono_aot_set_make_unreadable (gboolean unreadable);
2515 gboolean mono_aot_is_pagefault (void *ptr);
2516 void mono_aot_handle_pagefault (void *ptr);
2517 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2518 guint32 mono_aot_find_method_index (MonoMethod *method);
2519 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2520 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2521 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2522 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2524 /* This is an exported function */
2525 MONO_API void mono_aot_register_module (gpointer *aot_info);
2527 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2529 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2530 * passed to the free function.
2532 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2534 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2535 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2537 void mono_xdebug_init (const char *xdebug_opts);
2538 void mono_save_xdebug_info (MonoCompile *cfg);
2539 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2540 /* This is an exported function */
2541 void mono_xdebug_flush (void);
2543 gboolean mono_method_blittable (MonoMethod *method);
2544 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2546 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2547 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2548 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2549 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2551 void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2553 int mono_find_method_opcode (MonoMethod *method);
2554 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2555 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2556 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2557 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2559 void mono_trampolines_init (void);
2560 void mono_trampolines_cleanup (void);
2561 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2562 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2563 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2565 gboolean add_sync_wrapper,
2567 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2568 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2569 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2570 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2571 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2572 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2573 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2574 gpointer mono_create_monitor_enter_trampoline (void);
2575 gpointer mono_create_monitor_enter_v4_trampoline (void);
2576 gpointer mono_create_monitor_exit_trampoline (void);
2577 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2578 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2579 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2580 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2581 #ifndef DISABLE_REMOTING
2582 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2584 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2585 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2587 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2589 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2590 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2591 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2592 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2593 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2594 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2595 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2596 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2597 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2598 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2599 gpointer mini_get_nullified_class_init_trampoline (void);
2600 gpointer mini_get_single_step_trampoline (void);
2601 gpointer mini_get_breakpoint_trampoline (void);
2602 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2603 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2604 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2605 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2606 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2608 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2610 gboolean mono_running_on_valgrind (void);
2611 void* mono_global_codeman_reserve (int size);
2612 void mono_global_codeman_foreach (MonoCodeManagerFunc func, void *user_data);
2613 const char *mono_regname_full (int reg, int bank);
2614 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2615 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2616 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2617 void mono_remove_critical_edges (MonoCompile *cfg);
2618 gboolean mono_is_regsize_var (MonoType *t);
2619 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2620 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2621 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2622 MonoInst* mini_emit_ldelema_1_ins (MonoCompile *cfg, MonoClass *klass, MonoInst *arr, MonoInst *index, gboolean bcheck);
2623 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2624 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2625 CompRelation mono_negate_cond (CompRelation cond);
2626 int mono_op_imm_to_op (int opcode);
2627 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2628 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2629 MonoUnwindOp *mono_create_unwind_op (int when,
2632 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2635 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2636 void mono_tramp_info_free (MonoTrampInfo *info);
2637 void mono_aot_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2638 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2639 int mini_exception_id_by_name (const char *name);
2640 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2642 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2643 MonoInst *return_var, MonoInst **inline_args,
2644 guint inline_offset, gboolean is_virtual_call);
2646 //the following methods could just be renamed/moved from method-to-ir.c
2647 int mini_inline_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **sp, guchar *ip,
2648 guint real_offset, gboolean inline_always);
2650 MonoInst* mini_emit_get_rgctx_klass (MonoCompile *cfg, int context_used, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2651 MonoInst* mini_emit_runtime_constant (MonoCompile *cfg, MonoJumpInfoType patch_type, gpointer data);
2652 void mini_save_cast_details (MonoCompile *cfg, MonoClass *klass, int obj_reg, gboolean null_check);
2653 void mini_reset_cast_details (MonoCompile *cfg);
2654 void mini_emit_class_check (MonoCompile *cfg, int klass_reg, MonoClass *klass);
2656 gboolean mini_class_has_reference_variant_generic_argument (MonoCompile *cfg, MonoClass *klass, int context_used);
2659 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2660 void mono_decompose_long_opts (MonoCompile *cfg);
2661 void mono_decompose_vtype_opts (MonoCompile *cfg);
2662 void mono_decompose_array_access_opts (MonoCompile *cfg);
2663 void mono_decompose_soft_float (MonoCompile *cfg);
2664 void mono_local_emulate_ops (MonoCompile *cfg);
2665 void mono_handle_global_vregs (MonoCompile *cfg);
2666 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2667 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2668 void mono_if_conversion (MonoCompile *cfg);
2673 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2674 void mini_init_delegate (MonoDelegate *del);
2675 char* mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset);
2676 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2678 /* methods that must be provided by the arch-specific port */
2679 void mono_arch_init (void);
2680 void mono_arch_finish_init (void);
2681 void mono_arch_cleanup (void);
2682 void mono_arch_cpu_init (void);
2683 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2684 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2685 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2686 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2687 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2688 void mono_codegen (MonoCompile *cfg);
2689 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2690 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2691 const char *mono_arch_regname (int reg);
2692 const char *mono_arch_fregname (int reg);
2693 void mono_arch_exceptions_init (void);
2694 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2695 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2696 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2697 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2698 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2699 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2700 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2701 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2702 gpointer mono_arch_get_get_tls_tramp (void);
2703 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2704 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2705 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2706 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2707 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2708 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2709 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2710 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2711 void mono_arch_flush_icache (guint8 *code, gint size);
2712 int mono_arch_max_epilog_size (MonoCompile *cfg);
2713 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2714 void mono_arch_emit_epilog (MonoCompile *cfg);
2715 void mono_arch_emit_exceptions (MonoCompile *cfg);
2716 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2717 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2718 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2719 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2720 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2721 void mono_arch_fill_argument_info (MonoCompile *cfg);
2722 void mono_arch_allocate_vars (MonoCompile *m);
2723 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2724 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2725 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2726 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2727 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2728 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2729 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2730 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2731 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2732 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2733 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2734 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2735 GSList* mono_arch_get_delegate_invoke_impls (void);
2736 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2737 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2738 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2739 GSList* mono_arch_get_cie_program (void);
2740 void mono_arch_set_target (char *mtriple);
2741 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2742 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2743 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2744 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2745 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2746 int mono_arch_translate_tls_offset (int offset);
2747 gboolean mono_arch_opcode_supported (int opcode);
2748 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2749 gboolean mono_arch_have_fast_tls (void);
2751 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2752 gboolean mono_arch_is_soft_float (void);
2754 static inline MONO_ALWAYS_INLINE gboolean
2755 mono_arch_is_soft_float (void)
2761 /* Soft Debug support */
2762 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2763 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2764 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2765 void mono_arch_start_single_stepping (void);
2766 void mono_arch_stop_single_stepping (void);
2767 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2768 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2769 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2770 void mono_arch_skip_single_step (MonoContext *ctx);
2771 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2772 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2776 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2777 MonoJitInfo *ji, MonoContext *ctx,
2778 MonoContext *new_ctx, MonoLMF **lmf,
2779 mgreg_t **save_locations,
2780 StackFrameInfo *frame_info);
2781 gpointer mono_arch_get_throw_exception_by_name (void);
2782 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2783 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2784 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2785 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2786 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2787 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2788 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2789 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2790 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2791 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2792 gpointer mono_arch_ip_from_context (void *sigctx);
2793 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2794 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2795 void mono_arch_flush_register_windows (void);
2796 gboolean mono_arch_is_inst_imm (gint64 imm);
2797 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2798 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2799 guint32 mono_arch_get_patch_offset (guint8 *code);
2800 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2801 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2802 void mono_arch_save_unwind_info (MonoCompile *cfg);
2803 void mono_arch_register_lowlevel_calls (void);
2804 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2805 gpointer mono_arch_get_static_rgctx_trampoline (gpointer arg, gpointer addr);
2806 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2807 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2808 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2809 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2810 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2811 int mono_arch_get_this_arg_reg (guint8 *code);
2812 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2813 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2814 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2815 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2816 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2817 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2818 gpointer mono_arch_build_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2819 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2820 guint8* mono_arch_get_call_target (guint8 *code);
2821 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2822 GSList *mono_arch_get_trampolines (gboolean aot);
2823 gpointer mono_arch_get_enter_icall_trampoline (MonoTrampInfo **info);
2825 /* Handle block guard */
2826 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2827 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2828 gpointer mono_create_handler_block_trampoline (void);
2829 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2831 /*New interruption machinery */
2833 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2836 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2839 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2842 /* Exception handling */
2843 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2845 void mono_exceptions_init (void);
2846 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2847 void mono_handle_native_crash (const char *signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2848 MONO_API void mono_print_thread_dump (void *sigctx);
2849 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2850 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2851 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2852 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2853 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2854 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2855 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2856 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2858 void mono_setup_altstack (MonoJitTlsData *tls);
2859 void mono_free_altstack (MonoJitTlsData *tls);
2860 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2861 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2862 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2863 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2865 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);
2867 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2868 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2869 void mono_restore_context (MonoContext *ctx);
2870 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2871 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2872 void mono_llvm_rethrow_exception (MonoObject *ex);
2873 void mono_llvm_throw_exception (MonoObject *ex);
2874 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2875 void mono_llvm_resume_exception (void);
2876 void mono_llvm_clear_exception (void);
2877 MonoObject *mono_llvm_load_exception (void);
2878 void mono_llvm_reset_exception (void);
2879 void mono_llvm_raise_exception (MonoException *e);
2880 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2883 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2884 MonoJitInfo *prev_ji, MonoContext *ctx,
2885 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2886 mgreg_t **save_locations,
2887 StackFrameInfo *frame);
2889 gpointer mono_get_throw_exception (void);
2890 gpointer mono_get_rethrow_exception (void);
2891 gpointer mono_get_call_filter (void);
2892 gpointer mono_get_restore_context (void);
2893 gpointer mono_get_throw_exception_by_name (void);
2894 gpointer mono_get_throw_corlib_exception (void);
2895 gpointer mono_get_throw_exception_addr (void);
2896 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2897 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2898 MonoReflectionMethod **method,
2899 gint32 *iloffset, gint32 *native_offset,
2900 MonoString **file, gint32 *line, gint32 *column);
2901 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2903 void mono_decompose_typechecks (MonoCompile *cfg);
2904 /* Dominator/SSA methods */
2905 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2906 void mono_compute_natural_loops (MonoCompile *cfg);
2907 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2908 void mono_ssa_compute (MonoCompile *cfg);
2909 void mono_ssa_remove (MonoCompile *cfg);
2910 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2911 void mono_ssa_cprop (MonoCompile *cfg);
2912 void mono_ssa_deadce (MonoCompile *cfg);
2913 void mono_ssa_strength_reduction (MonoCompile *cfg);
2914 void mono_free_loop_info (MonoCompile *cfg);
2915 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2917 void mono_ssa_compute2 (MonoCompile *cfg);
2918 void mono_ssa_remove2 (MonoCompile *cfg);
2919 void mono_ssa_cprop2 (MonoCompile *cfg);
2920 void mono_ssa_deadce2 (MonoCompile *cfg);
2922 /* debugging support */
2923 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2924 guint32 breakpoint_id);
2925 void mono_debug_open_method (MonoCompile *cfg);
2926 void mono_debug_close_method (MonoCompile *cfg);
2927 void mono_debug_free_method (MonoCompile *cfg);
2928 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2929 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2930 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2931 void mono_debug_add_aot_method (MonoDomain *domain,
2932 MonoMethod *method, guint8 *code_start,
2933 guint8 *debug_info, guint32 debug_info_len);
2934 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2935 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2937 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2940 MonoTraceSpec *mono_trace_parse_options (const char *options);
2941 void mono_trace_set_assembly (MonoAssembly *assembly);
2942 gboolean mono_trace_eval (MonoMethod *method);
2945 mono_perform_abc_removal (MonoCompile *cfg);
2947 mono_perform_abc_removal (MonoCompile *cfg);
2949 mono_perform_ssapre (MonoCompile *cfg);
2951 mono_local_cprop (MonoCompile *cfg);
2953 mono_local_cprop (MonoCompile *cfg);
2955 mono_local_deadce (MonoCompile *cfg);
2957 mono_local_alias_analysis (MonoCompile *cfg);
2959 /* Generic sharing */
2962 mono_set_generic_sharing_supported (gboolean supported);
2965 mono_set_generic_sharing_vt_supported (gboolean supported);
2968 mono_set_partial_sharing_supported (gboolean supported);
2971 mono_class_generic_sharing_enabled (MonoClass *klass);
2974 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2977 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2979 MonoMethodRuntimeGenericContext*
2980 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2983 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2986 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2989 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2992 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2995 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2996 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2999 mono_method_construct_object_context (MonoMethod *method);
3002 mono_method_get_declaring_generic_method (MonoMethod *method);
3005 mono_generic_context_check_used (MonoGenericContext *context);
3008 mono_class_check_context_used (MonoClass *klass);
3011 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
3014 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
3017 mono_method_is_generic_impl (MonoMethod *method);
3020 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3023 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3026 mini_class_is_generic_sharable (MonoClass *klass);
3030 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3033 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3036 mini_is_gsharedvt_gparam (MonoType *t);
3038 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3040 int mono_method_check_context_used (MonoMethod *method);
3042 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3044 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3045 guint32 token, guint32 token_source, guint32 rgctx_type,
3046 gint32 rgctx_index);
3048 void mono_generic_sharing_init (void);
3049 void mono_generic_sharing_cleanup (void);
3051 MonoClass* mini_class_get_container_class (MonoClass *klass);
3052 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3054 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3055 MonoType* mini_type_get_underlying_type (MonoType *type);
3056 MonoMethod* mini_get_shared_method (MonoMethod *method);
3057 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3058 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3059 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3060 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3062 int mini_type_stack_size (MonoType *t, int *align);
3063 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3064 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3065 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3067 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3069 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3070 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3072 #define MONO_TIME_TRACK(a, phase) \
3074 GTimer *timer = mono_time_track_start (); \
3076 mono_time_track_end (&(a), timer); \
3079 GTimer *mono_time_track_start (void);
3080 void mono_time_track_end (double *time, GTimer *timer);
3082 void mono_update_jit_stats (MonoCompile *cfg);
3084 gboolean mini_type_is_reference (MonoType *type);
3085 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3086 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3087 gboolean mini_is_gsharedvt_type (MonoType *t);
3088 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3089 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3090 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3091 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3092 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3093 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3094 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3095 gpointer mini_method_get_rgctx (MonoMethod *m);
3096 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3098 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3099 gint32 vcall_offset, gboolean calli);
3100 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3101 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3102 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3103 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3104 MonoMethod* mini_get_interp_in_wrapper (MonoMethodSignature *sig);
3109 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3112 SIMD_VERSION_SSE1 = 1 << 0,
3113 SIMD_VERSION_SSE2 = 1 << 1,
3114 SIMD_VERSION_SSE3 = 1 << 2,
3115 SIMD_VERSION_SSSE3 = 1 << 3,
3116 SIMD_VERSION_SSE41 = 1 << 4,
3117 SIMD_VERSION_SSE42 = 1 << 5,
3118 SIMD_VERSION_SSE4a = 1 << 6,
3119 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3120 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3121 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3124 /* this value marks the end of the bit indexes used in
3127 SIMD_VERSION_INDEX_END = 6
3142 SIMD_PREFETCH_MODE_NTA,
3143 SIMD_PREFETCH_MODE_0,
3144 SIMD_PREFETCH_MODE_1,
3145 SIMD_PREFETCH_MODE_2,
3148 const char *mono_arch_xregname (int reg);
3149 void mono_simd_simplify_indirection (MonoCompile *cfg);
3150 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3151 MonoInst* mono_emit_simd_field_load (MonoCompile *cfg, MonoClassField *field, MonoInst *addr);
3152 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3153 void mono_simd_intrinsics_init (void);
3155 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3156 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3159 #define XDEBUG_ENABLED 1
3163 /* maybe enable also for other systems? */
3164 #define ENABLE_JIT_MAP 1
3165 void mono_enable_jit_map (void);
3166 void mono_emit_jit_map (MonoJitInfo *jinfo);
3167 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3168 gboolean mono_jit_map_is_enabled (void);
3170 #define mono_enable_jit_map()
3171 #define mono_emit_jit_map(ji)
3172 #define mono_emit_jit_tramp(s,z,d)
3173 #define mono_jit_map_is_enabled() (0)
3177 * Per-OS implementation functions.
3179 void mono_runtime_install_handlers (void);
3180 gboolean mono_runtime_install_custom_handlers (const char *handlers);
3181 void mono_runtime_install_custom_handlers_usage (void);
3182 void mono_runtime_cleanup_handlers (void);
3183 void mono_runtime_setup_stat_profiler (void);
3184 void mono_runtime_shutdown_stat_profiler (void);
3185 void mono_runtime_posix_install_handlers (void);
3186 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3188 void mono_cross_helpers_run (void);
3194 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3195 // Signal handlers not available
3196 #define MONO_ARCH_NEED_DIV_CHECK 1
3199 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3200 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3201 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3202 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3203 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3205 #ifdef MONO_ARCH_VARARG_ICALLS
3206 #define ARCH_VARARG_ICALLS 1
3208 #define ARCH_VARARG_ICALLS 0
3212 * Coop support for trampolines
3214 void mono_interruption_checkpoint_from_trampoline (void);
3216 #endif /* __MONO_MINI_H__ */