3 * Copyright 2002-2003 Ximian Inc
4 * Copyright 2003-2011 Novell Inc
5 * Copyright 2011 Xamarin Inc
6 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
8 #ifndef __MONO_MINI_H__
9 #define __MONO_MINI_H__
16 #ifdef HAVE_SYS_TYPES_H
17 #include <sys/types.h>
19 #include <mono/metadata/loader.h>
20 #include <mono/metadata/mempool.h>
21 #include <mono/utils/monobitset.h>
22 #include <mono/metadata/class.h>
23 #include <mono/metadata/object.h>
24 #include <mono/metadata/opcodes.h>
25 #include <mono/metadata/tabledefs.h>
26 #include <mono/metadata/domain-internals.h>
27 #include "mono/metadata/class-internals.h"
28 #include "mono/metadata/object-internals.h"
29 #include <mono/metadata/profiler-private.h>
30 #include <mono/metadata/debug-helpers.h>
31 #include <mono/utils/mono-compiler.h>
32 #include <mono/utils/mono-machine.h>
33 #include <mono/utils/mono-stack-unwinding.h>
34 #include <mono/utils/mono-threads.h>
35 #include <mono/utils/mono-threads-coop.h>
36 #include <mono/utils/mono-tls.h>
37 #include <mono/utils/atomic.h>
38 #include <mono/utils/mono-conc-hashtable.h>
39 #include <mono/utils/mono-signal-handler.h>
41 #include "mini-arch.h"
43 #include "mini-unwind.h"
47 #include "mono/metadata/tabledefs.h"
48 #include "mono/metadata/marshal.h"
49 #include "mono/metadata/security-manager.h"
50 #include "mono/metadata/exception.h"
52 #ifdef __native_client_codegen__
53 #include <nacl/nacl_dyncode.h>
58 * The mini code should not have any compile time dependencies on the GC being used, so the same object file from mini/
59 * can be linked into both mono and mono-sgen.
61 #if defined(HAVE_BOEHM_GC) || defined(HAVE_SGEN_GC)
62 #error "The code in mini/ should not depend on these defines."
66 /*#define __alignof__(a) sizeof(a)*/
67 #define __alignof__(type) G_STRUCT_OFFSET(struct { char c; type x; }, x)
71 #define MINI_DEBUG(level,limit,code)
73 #define MINI_DEBUG(level,limit,code) do {if (G_UNLIKELY ((level) >= (limit))) code} while (0)
76 #if !defined(DISABLE_TASKLETS) && defined(MONO_ARCH_SUPPORT_TASKLETS)
78 #define MONO_SUPPORT_TASKLETS 1
79 #elif defined(HOST_WIN32)
80 #define MONO_SUPPORT_TASKLETS 1
81 // Replace some gnu intrinsics needed for tasklets with MSVC equivalents.
82 #define __builtin_extract_return_addr(x) x
83 #define __builtin_return_address(x) _ReturnAddress()
84 #define __builtin_frame_address(x) _AddressOfReturnAddress()
89 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
90 #define LLVM_ENABLED TRUE
92 #define COMPILE_LLVM(cfg) (0)
93 #define LLVM_ENABLED FALSE
96 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
97 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
99 #define COMPILE_SOFT_FLOAT(cfg) (0)
102 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
104 /* for 32 bit systems */
105 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
106 #define MINI_LS_WORD_IDX 0
107 #define MINI_MS_WORD_IDX 1
109 #define MINI_LS_WORD_IDX 1
110 #define MINI_MS_WORD_IDX 0
112 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
113 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
114 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
115 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
117 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
118 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
121 #define MONO_USE_AOT_COMPILER
124 /* Version number of the AOT file format */
125 #define MONO_AOT_FILE_VERSION 140
127 //TODO: This is x86/amd64 specific.
128 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
130 /* Remap printf to g_print (we use a mix of these in the mini code) */
131 #ifdef PLATFORM_ANDROID
132 #define printf g_print
135 #define MONO_TYPE_IS_PRIMITIVE(t) ((!(t)->byref && ((((t)->type >= MONO_TYPE_BOOLEAN && (t)->type <= MONO_TYPE_R8) || ((t)->type >= MONO_TYPE_I && (t)->type <= MONO_TYPE_U)))))
137 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
139 /* Constants used to encode different types of methods in AOT */
141 MONO_AOT_METHODREF_MIN = 240,
142 /* Image index bigger than METHODREF_MIN */
143 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
144 /* Runtime provided methods on arrays */
145 MONO_AOT_METHODREF_ARRAY = 250,
146 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
148 MONO_AOT_METHODREF_WRAPPER = 252,
149 /* Methods on generic instances */
150 MONO_AOT_METHODREF_GINST = 253,
151 /* Methods resolve using a METHODSPEC token */
152 MONO_AOT_METHODREF_METHODSPEC = 254,
155 /* Constants used to encode different types of types in AOT */
158 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
159 /* typedef index + image index */
160 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
162 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
164 MONO_AOT_TYPEREF_GINST = 4,
165 /* type/method variable */
166 MONO_AOT_TYPEREF_VAR = 5,
168 MONO_AOT_TYPEREF_ARRAY = 6,
169 /* blob index of the type encoding */
170 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
172 MONO_AOT_TYPEREF_PTR = 8
175 /* Trampolines which we have a lot of */
177 MONO_AOT_TRAMP_SPECIFIC = 0,
178 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
179 MONO_AOT_TRAMP_IMT = 2,
180 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
181 MONO_AOT_TRAMP_NUM = 4
185 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
186 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
187 MONO_AOT_FILE_FLAG_DEBUG = 4,
188 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
189 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
190 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
191 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
196 MONO_AOT_TABLE_IMAGE_TABLE,
197 MONO_AOT_TABLE_CLASS_NAME,
198 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
199 MONO_AOT_TABLE_EX_INFO_OFFSETS,
200 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
201 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
202 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
203 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
204 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
208 /* This structure is stored in the AOT file */
209 typedef struct MonoAotFileInfo
211 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
216 /* All the pointers should be at the start to avoid alignment problems */
218 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
219 /* Global Offset Table for JITted code */
221 /* Global Offset Table for LLVM code */
223 /* Mono EH Frame created by llc when using LLVM */
224 gpointer mono_eh_frame;
225 /* Points to the get_method () function in the LLVM image or NULL */
226 gpointer llvm_get_method;
227 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
228 gpointer llvm_get_unbox_tramp;
229 gpointer jit_code_start;
230 gpointer jit_code_end;
231 gpointer method_addresses;
234 gpointer class_name_table;
235 gpointer class_info_offsets;
236 gpointer method_info_offsets;
237 gpointer ex_info_offsets;
238 gpointer extra_method_info_offsets;
239 gpointer extra_method_table;
240 gpointer got_info_offsets;
241 gpointer llvm_got_info_offsets;
242 gpointer image_table;
244 /* The GUID of the assembly which the AOT image was generated from */
245 gpointer assembly_guid;
247 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
250 gpointer runtime_version;
251 /* Blocks of various kinds of trampolines */
252 gpointer specific_trampolines;
253 gpointer static_rgctx_trampolines;
254 gpointer imt_trampolines;
255 gpointer gsharedvt_arg_trampolines;
256 /* In static mode, points to a table of global symbols for trampolines etc */
258 /* Points to a string containing the assembly name*/
259 gpointer assembly_name;
260 /* Start of Mono's Program Linkage Table */
262 /* End of Mono's Program Linkage Table */
264 gpointer unwind_info;
265 /* Points to a table mapping methods to their unbox trampolines */
266 gpointer unbox_trampolines;
267 /* Points to the end of the previous table */
268 gpointer unbox_trampolines_end;
269 /* Points to a table of unbox trampoline addresses/offsets */
270 gpointer unbox_trampoline_addresses;
271 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
274 /* The index of the first GOT slot used by the PLT */
275 guint32 plt_got_offset_base;
276 /* Number of entries in the GOT */
278 /* Number of entries in the PLT */
280 /* Number of methods */
282 /* A union of MonoAotFileFlags */
284 /* Optimization flags used to compile the module */
286 /* SIMD flags used to compile the module */
288 /* Index of the blob entry holding the GC used by this module */
289 gint32 gc_name_index;
290 guint32 num_rgctx_fetch_trampolines;
291 /* These are used for sanity checking object layout problems when cross-compiling */
292 guint32 double_align, long_align, generic_tramp_num;
293 /* The page size used by trampoline pages */
294 guint32 tramp_page_size;
296 * The number of GOT entries which need to be preinitialized when the
299 guint32 nshared_got_entries;
300 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
301 guint32 datafile_size;
304 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
305 // FIXME: Sync with AOT
306 guint32 table_offsets [MONO_AOT_TABLE_NUM];
307 /* Number of trampolines */
308 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
309 /* The indexes of the first GOT slots used by the trampolines */
310 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
311 /* The size of one trampoline */
312 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
313 /* The offset where the trampolines begin on a trampoline page */
314 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
315 /* GUID of aot compilation */
319 /* Number of symbols in the MonoAotFileInfo structure */
320 #define MONO_AOT_FILE_INFO_NUM_SYMBOLS (((G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_LAST_SYMBOL) - G_STRUCT_OFFSET (MonoAotFileInfo, MONO_AOT_FILE_INFO_FIRST_SYMBOL)) / sizeof (gpointer)) + 1)
326 } MonoClassMethodPair;
333 } MonoDelegateClassMethodPair;
335 /* Per-domain information maintained by the JIT */
338 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
339 GHashTable *jump_target_got_slot_hash;
340 GHashTable *jump_target_hash;
341 /* Maps methods/klasses to the address of the given type of trampoline */
342 GHashTable *class_init_trampoline_hash;
343 GHashTable *jump_trampoline_hash;
344 GHashTable *jit_trampoline_hash;
345 GHashTable *delegate_trampoline_hash;
346 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
347 GHashTable *static_rgctx_trampoline_hash;
348 GHashTable *llvm_vcall_trampoline_hash;
349 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
350 GHashTable *dynamic_code_hash;
351 GHashTable *method_code_hash;
352 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
353 MonoConcurrentHashTable *runtime_invoke_hash;
354 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
355 /* Protected by the domain lock */
356 GHashTable *seq_points;
357 /* Debugger agent data */
359 /* Maps MonoMethod to an arch-specific structure */
360 GHashTable *arch_seq_points;
361 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
362 GHashTable *gsharedvt_arg_tramp_hash;
363 /* memcpy/bzero methods specialized for small constant sizes */
364 gpointer *memcpy_addr [17];
365 gpointer *bzero_addr [17];
366 gpointer llvm_module;
367 /* Maps MonoMethod -> GSlist of addresses */
368 GHashTable *llvm_jit_callees;
369 /* Maps MonoMethod -> RuntimeMethod */
370 MonoInternalHashTable interp_code_hash;
375 MonoCodeManager *code_mp;
376 } MonoJitDynamicMethodInfo;
378 /* An extension of MonoGenericParamFull used in generic sharing */
380 MonoGenericParamFull param;
381 MonoGenericParam *parent;
382 } MonoGSharedGenericParam;
384 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
386 /* Contains a list of ips which needs to be patched when a method is compiled */
397 * Information about a stack frame.
398 * FIXME This typedef exists only to avoid tons of code rewriting
400 typedef MonoStackFrameInfo StackFrameInfo;
403 #define mono_bitset_foreach_bit(set,b,n) \
404 for (b = 0; b < n; b++)\
405 if (mono_bitset_test_fast(set,b))
407 #define mono_bitset_foreach_bit(set,b,n) \
408 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
412 * Pull the list of opcodes
414 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
418 #include "mono/cil/opcode.def"
423 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
425 #define MONO_INST_NULLIFY_SREGS(dest) do { \
426 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
429 #define MONO_INST_NEW(cfg,dest,op) do { \
430 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
431 (dest)->opcode = (op); \
433 MONO_INST_NULLIFY_SREGS ((dest)); \
434 (dest)->cil_code = (cfg)->ip; \
437 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
438 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
439 (dest)->inst.opcode = (op); \
440 (dest)->inst.dreg = -1; \
441 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
442 (dest)->inst.cil_code = (cfg)->ip; \
445 #define MONO_ADD_INS(b,inst) do { \
446 if ((b)->last_ins) { \
447 (b)->last_ins->next = (inst); \
448 (inst)->prev = (b)->last_ins; \
449 (b)->last_ins = (inst); \
451 (b)->code = (b)->last_ins = (inst); \
455 #define NULLIFY_INS(ins) do { \
456 (ins)->opcode = OP_NOP; \
458 MONO_INST_NULLIFY_SREGS ((ins)); \
461 /* Remove INS from BB */
462 #define MONO_REMOVE_INS(bb,ins) do { \
464 (ins)->prev->next = (ins)->next; \
466 (ins)->next->prev = (ins)->prev; \
467 if ((bb)->code == (ins)) \
468 (bb)->code = (ins)->next; \
469 if ((bb)->last_ins == (ins)) \
470 (bb)->last_ins = (ins)->prev; \
473 /* Remove INS from BB and nullify it */
474 #define MONO_DELETE_INS(bb,ins) do { \
475 MONO_REMOVE_INS ((bb), (ins)); \
476 NULLIFY_INS ((ins)); \
480 * this is used to determine when some branch optimizations are possible: we exclude FP compares
481 * because they have weird semantics with NaNs.
483 #define MONO_IS_COND_BRANCH_OP(ins) (((ins)->opcode >= OP_LBEQ && (ins)->opcode <= OP_LBLT_UN) || ((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_IBEQ && (ins)->opcode <= OP_IBLT_UN))
484 #define MONO_IS_COND_BRANCH_NOFP(ins) (MONO_IS_COND_BRANCH_OP(ins) && !(((ins)->opcode >= OP_FBEQ) && ((ins)->opcode <= OP_FBLT_UN)) && (!(ins)->inst_left || (ins)->inst_left->inst_left->type != STACK_R8))
486 #define MONO_IS_BRANCH_OP(ins) (MONO_IS_COND_BRANCH_OP(ins) || ((ins)->opcode == OP_BR) || ((ins)->opcode == OP_BR_REG) || ((ins)->opcode == OP_SWITCH))
488 #define MONO_IS_COND_EXC(ins) ((((ins)->opcode >= OP_COND_EXC_EQ) && ((ins)->opcode <= OP_COND_EXC_LT_UN)) || (((ins)->opcode >= OP_COND_EXC_IEQ) && ((ins)->opcode <= OP_COND_EXC_ILT_UN)))
490 #define MONO_IS_SETCC(ins) ((((ins)->opcode >= OP_CEQ) && ((ins)->opcode <= OP_CLT_UN)) || (((ins)->opcode >= OP_ICEQ) && ((ins)->opcode <= OP_ICLE_UN)) || (((ins)->opcode >= OP_LCEQ) && ((ins)->opcode <= OP_LCLT_UN)) || (((ins)->opcode >= OP_FCEQ) && ((ins)->opcode <= OP_FCLT_UN)))
492 #define MONO_HAS_CUSTOM_EMULATION(ins) (((ins)->opcode >= OP_FBEQ && (ins)->opcode <= OP_FBLT_UN) || ((ins)->opcode >= OP_FCEQ && (ins)->opcode <= OP_FCLT_UN))
494 #define MONO_IS_LOAD_MEMBASE(ins) (((ins)->opcode >= OP_LOAD_MEMBASE && (ins)->opcode <= OP_LOADV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_LOAD_I1 && (ins)->opcode <= OP_ATOMIC_LOAD_R8))
495 #define MONO_IS_STORE_MEMBASE(ins) (((ins)->opcode >= OP_STORE_MEMBASE_REG && (ins)->opcode <= OP_STOREV_MEMBASE) || ((ins)->opcode >= OP_ATOMIC_STORE_I1 && (ins)->opcode <= OP_ATOMIC_STORE_R8))
496 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
498 // OP_DYN_CALL is not a MonoCallInst
499 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL))
501 #define MONO_IS_JUMP_TABLE(ins) (((ins)->opcode == OP_JUMP_TABLE) ? TRUE : ((((ins)->opcode == OP_AOTCONST) && (ins->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? TRUE : ((ins)->opcode == OP_SWITCH) ? TRUE : ((((ins)->opcode == OP_GOT_ENTRY) && ((ins)->inst_right->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? TRUE : FALSE)))
503 #define MONO_JUMP_TABLE_FROM_INS(ins) (((ins)->opcode == OP_JUMP_TABLE) ? (ins)->inst_p0 : (((ins)->opcode == OP_AOTCONST) && (ins->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH) ? (ins)->inst_p0 : (((ins)->opcode == OP_SWITCH) ? (ins)->inst_p0 : ((((ins)->opcode == OP_GOT_ENTRY) && ((ins)->inst_right->inst_i1 == (gpointer)MONO_PATCH_INFO_SWITCH)) ? (ins)->inst_right->inst_p0 : NULL))))
505 /* FIXME: Add more instructions */
506 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
507 #define MONO_INS_HAS_NO_SIDE_EFFECT(ins) (MONO_IS_MOVE (ins) || (ins->opcode == OP_ICONST) || (ins->opcode == OP_I8CONST) || MONO_IS_ZERO (ins) || (ins->opcode == OP_ADD_IMM) || (ins->opcode == OP_R8CONST) || (ins->opcode == OP_LADD_IMM) || (ins->opcode == OP_ISUB_IMM) || (ins->opcode == OP_IADD_IMM) || (ins->opcode == OP_LNEG) || (ins->opcode == OP_ISUB) || (ins->opcode == OP_CMOV_IGE) || (ins->opcode == OP_ISHL_IMM) || (ins->opcode == OP_ISHR_IMM) || (ins->opcode == OP_ISHR_UN_IMM) || (ins->opcode == OP_IAND_IMM) || (ins->opcode == OP_ICONV_TO_U1) || (ins->opcode == OP_ICONV_TO_I1) || (ins->opcode == OP_SEXT_I4) || (ins->opcode == OP_LCONV_TO_U1) || (ins->opcode == OP_ICONV_TO_U2) || (ins->opcode == OP_ICONV_TO_I2) || (ins->opcode == OP_LCONV_TO_I2) || (ins->opcode == OP_LDADDR) || (ins->opcode == OP_PHI) || (ins->opcode == OP_NOP) || (ins->opcode == OP_ZEXT_I4) || (ins->opcode == OP_NOT_NULL) || (ins->opcode == OP_IL_SEQ_POINT) || (ins->opcode == OP_XZERO))
509 #define MONO_INS_IS_PCONST_NULL(ins) ((ins)->opcode == OP_PCONST && (ins)->inst_p0 == 0)
511 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && (mono_class_get_flags ((m)->klass) & TYPE_ATTRIBUTE_SEALED)))
514 #ifdef MONO_ARCH_SIMD_INTRINSICS
516 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
517 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
518 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
519 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
520 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
522 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
526 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
527 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
528 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
529 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
530 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
531 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
533 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
537 typedef struct MonoInstList MonoInstList;
538 typedef struct MonoInst MonoInst;
539 typedef struct MonoCallInst MonoCallInst;
540 typedef struct MonoCallArgParm MonoCallArgParm;
541 typedef struct MonoMethodVar MonoMethodVar;
542 typedef struct MonoBasicBlock MonoBasicBlock;
543 typedef struct MonoLMF MonoLMF;
544 typedef struct MonoSpillInfo MonoSpillInfo;
545 typedef struct MonoTraceSpec MonoTraceSpec;
547 extern MonoTraceSpec *mono_jit_trace_calls;
548 extern gboolean mono_break_on_exc;
549 extern int mono_exc_esp_offset;
550 extern gboolean mono_compile_aot;
551 extern gboolean mono_aot_only;
552 extern gboolean mono_llvm_only;
553 extern MonoAotMode mono_aot_mode;
554 extern MonoMethodDesc *mono_inject_async_exc_method;
555 extern int mono_inject_async_exc_pos;
556 extern MonoMethodDesc *mono_break_at_bb_method;
557 extern int mono_break_at_bb_bb_num;
558 extern gboolean mono_verify_all;
559 extern gboolean mono_do_x86_stack_align;
560 extern const char *mono_build_date;
561 extern gboolean mono_do_signal_chaining;
562 extern gboolean mono_do_crash_chaining;
563 extern MONO_API gboolean mono_use_llvm;
564 extern MONO_API gboolean mono_use_interpreter;
565 extern gboolean mono_do_single_method_regression;
566 extern guint32 mono_single_method_regression_opt;
567 extern MonoMethod *mono_current_single_method;
568 extern GSList *mono_single_method_list;
569 extern GHashTable *mono_single_method_hash;
570 extern gboolean mono_using_xdebug;
571 extern int mini_verbose;
572 extern int valgrind_register;
573 extern GList* mono_aot_paths;
575 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
577 extern const char ins_info[];
578 extern const gint8 ins_sreg_counts [];
581 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
583 #define mono_inst_get_num_src_registers(ins) 0
586 #define mono_inst_get_src_registers(ins, regs) (((regs) [0] = (ins)->sreg1), ((regs) [1] = (ins)->sreg2), ((regs) [2] = (ins)->sreg3), mono_inst_get_num_src_registers ((ins)))
588 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
590 #define MONO_BB_FOR_EACH_INS_SAFE(bb, n, ins) for ((ins) = (bb)->code, n = (ins) ? (ins)->next : NULL; (ins); (ins) = (n), (n) = (ins) ? (ins)->next : NULL)
592 #define MONO_BB_FOR_EACH_INS_REVERSE(bb, ins) for ((ins) = (bb)->last_ins; (ins); (ins) = (ins)->prev)
594 #define MONO_BB_FOR_EACH_INS_REVERSE_SAFE(bb, p, ins) for ((ins) = (bb)->last_ins, p = (ins) ? (ins)->prev : NULL; (ins); (ins) = (p), (p) = (ins) ? (ins)->prev : NULL)
596 #define mono_bb_first_ins(bb) (bb)->code
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 * List of methods being JIT'd in the current thread.
1210 int active_jit_methods;
1214 * This structure is an extension of MonoLMF and contains extra information.
1218 gboolean debugger_invoke;
1219 gboolean interp_exit;
1220 MonoContext ctx; /* if debugger_invoke is TRUE */
1221 /* If interp_exit is TRUE */
1222 gpointer interp_exit_data;
1225 /* Generic sharing */
1228 * Flags for which contexts were used in inflating a generic.
1231 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1232 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1236 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1237 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1238 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1239 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1243 MONO_RGCTX_INFO_STATIC_DATA,
1244 MONO_RGCTX_INFO_KLASS,
1245 MONO_RGCTX_INFO_ELEMENT_KLASS,
1246 MONO_RGCTX_INFO_VTABLE,
1247 MONO_RGCTX_INFO_TYPE,
1248 MONO_RGCTX_INFO_REFLECTION_TYPE,
1249 MONO_RGCTX_INFO_METHOD,
1250 /* In llvmonly mode, this is a function descriptor */
1251 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1252 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1253 MONO_RGCTX_INFO_CLASS_FIELD,
1254 MONO_RGCTX_INFO_METHOD_RGCTX,
1255 MONO_RGCTX_INFO_METHOD_CONTEXT,
1256 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1257 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1258 MONO_RGCTX_INFO_CAST_CACHE,
1259 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1260 MONO_RGCTX_INFO_VALUE_SIZE,
1261 /* +1 to avoid zero values in rgctx slots */
1262 MONO_RGCTX_INFO_FIELD_OFFSET,
1263 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1264 /* In llvmonly mode, this is a function descriptor */
1265 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1266 /* Same for virtual calls */
1267 /* In llvmonly mode, this is a function descriptor */
1268 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1269 /* Same for calli, associated with a signature */
1270 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1271 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1272 /* One of MONO_GSHAREDVT_BOX_TYPE */
1273 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1274 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1275 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1276 MONO_RGCTX_INFO_LOCAL_OFFSET,
1277 MONO_RGCTX_INFO_MEMCPY,
1278 MONO_RGCTX_INFO_BZERO,
1279 /* The address of Nullable<T>.Box () */
1280 /* In llvmonly mode, this is a function descriptor */
1281 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1282 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1283 /* MONO_PATCH_INFO_VCALL_METHOD */
1284 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1286 * MONO_PATCH_INFO_VCALL_METHOD
1287 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1288 * which implements the method.
1290 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1291 /* Resolve to 2 (TRUE) or 1 (FALSE) */
1292 MONO_RGCTX_INFO_CLASS_IS_REF_OR_CONTAINS_REFS
1293 } MonoRgctxInfoType;
1295 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1296 MonoRgctxInfoType info_type;
1298 struct _MonoRuntimeGenericContextInfoTemplate *next;
1299 } MonoRuntimeGenericContextInfoTemplate;
1302 MonoClass *next_subclass;
1303 MonoRuntimeGenericContextInfoTemplate *infos;
1304 GSList *method_templates;
1305 } MonoRuntimeGenericContextTemplate;
1308 MonoVTable *class_vtable; /* must be the first element */
1309 MonoGenericInst *method_inst;
1310 gpointer infos [MONO_ZERO_LEN_ARRAY];
1311 } MonoMethodRuntimeGenericContext;
1313 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1315 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1316 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1317 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1318 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1320 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1324 MonoRuntimeGenericContextInfoTemplate *entries;
1325 int num_entries, count_entries;
1326 } MonoGSharedVtMethodInfo;
1328 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1332 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1333 * We use this instead of rgctx slots since these can be loaded using a load instead
1334 * of a call to an rgctx fetch trampoline.
1336 gpointer entries [MONO_ZERO_LEN_ARRAY];
1337 } MonoGSharedVtMethodRuntimeInfo;
1343 MonoMethodSignature *invoke_sig;
1344 MonoMethodSignature *sig;
1345 gpointer method_ptr;
1346 gpointer invoke_impl;
1348 gpointer impl_nothis;
1349 gboolean need_rgctx_tramp;
1350 } MonoDelegateTrampInfo;
1353 * A function descriptor, which is a function address + argument pair.
1354 * In llvm-only mode, these are used instead of trampolines to pass
1355 * extra arguments to runtime functions/methods.
1364 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1365 #include "patch-info.h"
1371 * We need to store the image which the token refers to along with the token,
1372 * since the image might not be the same as the image of the method which
1373 * contains the relocation, because of inlining.
1375 typedef struct MonoJumpInfoToken {
1378 gboolean has_context;
1379 MonoGenericContext context;
1380 } MonoJumpInfoToken;
1382 typedef struct MonoJumpInfoBBTable {
1383 MonoBasicBlock **table;
1385 } MonoJumpInfoBBTable;
1387 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1389 /* Contains information describing an LLVM IMT trampoline */
1390 typedef struct MonoJumpInfoImtTramp {
1393 } MonoJumpInfoImtTramp;
1395 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1398 * Represents the method which is called when a virtual call is made to METHOD
1399 * on a receiver of type KLASS.
1402 /* Receiver class */
1404 /* Virtual method */
1406 } MonoJumpInfoVirtMethod;
1408 typedef struct MonoJumpInfo MonoJumpInfo;
1409 struct MonoJumpInfo {
1411 /* Relocation type for patching */
1419 MonoJumpInfoType type;
1421 gconstpointer target;
1422 #if SIZEOF_VOID_P == 8
1432 MonoClassField *field;
1436 MonoJumpInfoToken *token;
1437 MonoJumpInfoBBTable *table;
1438 MonoJumpInfoRgctxEntry *rgctx_entry;
1439 MonoJumpInfoImtTramp *imt_tramp;
1440 MonoJumpInfoGSharedVtCall *gsharedvt;
1441 MonoGSharedVtMethodInfo *gsharedvt_method;
1442 MonoMethodSignature *sig;
1443 MonoDelegateClassMethodPair *del_tramp;
1444 /* MONO_PATCH_INFO_VIRT_METHOD */
1445 MonoJumpInfoVirtMethod *virt_method;
1450 * Contains information for computing the
1451 * property given by INFO_TYPE of the runtime
1452 * object described by DATA.
1454 struct MonoJumpInfoRgctxEntry {
1457 MonoJumpInfo *data; /* describes the data to be loaded */
1458 MonoRgctxInfoType info_type;
1461 /* Contains information about a gsharedvt call */
1462 struct MonoJumpInfoGSharedVtCall {
1463 /* The original signature of the call */
1464 MonoMethodSignature *sig;
1465 /* The method which is called */
1470 MONO_TRAMPOLINE_JIT,
1471 MONO_TRAMPOLINE_JUMP,
1472 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1473 MONO_TRAMPOLINE_AOT,
1474 MONO_TRAMPOLINE_AOT_PLT,
1475 MONO_TRAMPOLINE_DELEGATE,
1476 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1477 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1478 MONO_TRAMPOLINE_VCALL,
1479 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1481 } MonoTrampolineType;
1483 /* These trampolines return normally to their caller */
1484 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1485 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1486 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1488 /* These trampolines receive an argument directly in a register */
1489 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1490 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1492 /* optimization flags */
1493 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1495 #include "optflags-def.h"
1500 * This structure represents a JIT backend.
1503 guint have_card_table_wb : 1;
1504 guint have_op_generic_class_init : 1;
1505 guint emulate_mul_div : 1;
1506 guint emulate_div : 1;
1507 guint emulate_long_shift_opts : 1;
1508 guint have_objc_get_selector : 1;
1509 guint have_generalized_imt_trampoline : 1;
1510 guint have_liverange_ops: 1;
1511 guint have_op_tail_call : 1;
1512 guint have_dummy_init : 1;
1513 guint gshared_supported : 1;
1514 guint use_fpstack : 1;
1516 guint need_got_var : 1;
1517 guint need_div_check : 1;
1518 guint no_unaligned_access : 1;
1519 guint disable_div_with_mul : 1;
1520 int monitor_enter_adjustment;
1521 int dyn_call_param_area;
1524 /* Flags for mini_method_compile () */
1526 /* Whenever to run cctors during JITting */
1527 JIT_FLAG_RUN_CCTORS = (1 << 0),
1528 /* Whenever this is an AOT compilation */
1529 JIT_FLAG_AOT = (1 << 1),
1530 /* Whenever this is a full AOT compilation */
1531 JIT_FLAG_FULL_AOT = (1 << 2),
1532 /* Whenever to compile with LLVM */
1533 JIT_FLAG_LLVM = (1 << 3),
1534 /* Whenever to disable direct calls to icall functions */
1535 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1536 /* Emit explicit null checks */
1537 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1538 /* Whenever to compile in llvm-only mode */
1539 JIT_FLAG_LLVM_ONLY = (1 << 6),
1540 /* Whenever calls to pinvoke functions are made directly */
1541 JIT_FLAG_DIRECT_PINVOKE = (1 << 7),
1542 /* Whenever this is a compile-all run and the result should be discarded */
1543 JIT_FLAG_DISCARD_RESULTS = (1 << 8),
1546 /* Bit-fields in the MonoBasicBlock.region */
1547 #define MONO_REGION_TRY 0
1548 #define MONO_REGION_FINALLY 16
1549 #define MONO_REGION_CATCH 32
1550 #define MONO_REGION_FAULT 64 /* Currently unused */
1551 #define MONO_REGION_FILTER 128
1553 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1555 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1556 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1558 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1560 #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))))
1562 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1563 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1566 * Control Flow Graph and compilation unit information
1570 MonoMethodHeader *header;
1571 MonoMemPool *mempool;
1573 MonoMethodVar *vars;
1575 MonoBasicBlock *bb_entry;
1576 MonoBasicBlock *bb_exit;
1577 MonoBasicBlock *bb_init;
1578 MonoBasicBlock **bblocks;
1579 MonoBasicBlock **cil_offset_to_bb;
1580 MonoMemPool *state_pool; /* used by instruction selection */
1581 MonoBasicBlock *cbb; /* used by instruction selection */
1582 MonoInst *prev_ins; /* in decompose */
1583 MonoJumpInfo *patch_info;
1584 MonoJitInfo *jit_info;
1585 MonoJitDynamicMethodInfo *dynamic_info;
1586 guint num_bblocks, max_block_num;
1588 guint num_varinfo; /* used items in varinfo */
1589 guint varinfo_count; /* total storage in varinfo */
1592 gint cil_offset_to_bb_len;
1594 MonoSpillInfo *spill_info [16]; /* machine register spills */
1596 gint spill_info_len [16];
1597 /* unsigned char *cil_code; */
1598 MonoMethod *inlined_method; /* the method which is currently inlined */
1599 MonoInst *domainvar; /* a cache for the current domain */
1600 MonoInst *got_var; /* Global Offset Table variable */
1602 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1604 MonoType **arg_types;
1605 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1606 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1607 MonoGenericContext *generic_context;
1610 MonoBackend *backend;
1613 * This variable represents the hidden argument holding the vtype
1614 * return address. If the method returns something other than a vtype, or
1615 * the vtype is returned in registers this is NULL.
1617 MonoInst *vret_addr;
1620 * This is used to initialize the cil_code field of MonoInst's.
1622 const unsigned char *ip;
1624 struct MonoAliasingInformation *aliasing_info;
1626 /* A hashtable of region ID-> SP var mappings */
1627 /* An SP var is a place to store the stack pointer (used by handlers)*/
1630 /* A hashtable of region ID -> EX var mappings */
1631 /* An EX var stores the exception object passed to catch/filter blocks */
1634 GList *ldstr_list; /* used by AOT */
1639 GHashTable *cbb_hash;
1641 /* The current virtual register number */
1644 MonoGenericSharingContext gsctx;
1645 MonoGenericContext *gsctx_context;
1647 MonoGSharedVtMethodInfo *gsharedvt_info;
1649 /* Points to the gsharedvt locals area at runtime */
1650 MonoInst *gsharedvt_locals_var;
1652 /* The localloc instruction used to initialize gsharedvt_locals_var */
1653 MonoInst *gsharedvt_locals_var_ins;
1655 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1656 MonoInst *gsharedvt_info_var;
1658 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1659 MonoInst *orig_domain_var;
1662 MonoInst *lmf_addr_var;
1664 MonoInst *stack_inbalance_var;
1666 unsigned char *cil_start;
1667 #ifdef __native_client_codegen__
1668 /* this alloc is not aligned, native_code */
1669 /* is the 32-byte aligned version of this */
1670 unsigned char *native_code_alloc;
1672 unsigned char *native_code;
1678 regmask_t used_int_regs;
1680 guint32 prof_options;
1683 guint32 verbose_level;
1684 guint32 stack_usage;
1688 guint disable_aot : 1;
1689 guint disable_ssa : 1;
1690 guint disable_llvm : 1;
1691 guint enable_extended_bblocks : 1;
1692 guint run_cctors : 1;
1693 guint need_lmf_area : 1;
1694 guint compile_aot : 1;
1696 guint compile_llvm : 1;
1697 guint got_var_allocated : 1;
1698 guint ret_var_is_local : 1;
1699 guint ret_var_set : 1;
1700 guint unverifiable : 1;
1701 guint skip_visibility : 1;
1702 guint disable_reuse_registers : 1;
1703 guint disable_reuse_stack_slots : 1;
1704 guint disable_reuse_ref_stack_slots : 1;
1705 guint disable_ref_noref_stack_slot_share : 1;
1706 guint disable_initlocals_opt : 1;
1707 guint disable_initlocals_opt_refs : 1;
1708 guint disable_omit_fp : 1;
1709 guint disable_vreg_to_lvreg : 1;
1710 guint disable_deadce_vars : 1;
1711 guint disable_out_of_line_bblocks : 1;
1712 guint disable_direct_icalls : 1;
1713 guint disable_gc_safe_points : 1;
1714 guint direct_pinvoke : 1;
1715 guint create_lmf_var : 1;
1717 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1718 * instead of being generated in emit_prolog ()/emit_epilog ().
1722 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1723 * mono_lmf_addr TLS variable.
1725 guint gen_write_barriers : 1;
1726 guint init_ref_vars : 1;
1727 guint extend_live_ranges : 1;
1728 guint compute_precise_live_ranges : 1;
1729 guint has_got_slots : 1;
1730 guint uses_rgctx_reg : 1;
1731 guint uses_vtable_reg : 1;
1732 guint uses_simd_intrinsics : 1;
1733 guint keep_cil_nops : 1;
1734 guint gen_seq_points : 1;
1735 /* Generate seq points for use by the debugger */
1736 guint gen_sdb_seq_points : 1;
1737 guint explicit_null_checks : 1;
1738 guint compute_gc_maps : 1;
1739 guint soft_breakpoints : 1;
1740 guint arch_eh_jit_info : 1;
1741 guint has_emulated_ops : 1;
1742 guint has_indirection : 1;
1743 guint has_atomic_add_i4 : 1;
1744 guint has_atomic_exchange_i4 : 1;
1745 guint has_atomic_cas_i4 : 1;
1746 guint check_pinvoke_callconv : 1;
1747 guint has_unwind_info_for_epilog : 1;
1748 guint disable_inline : 1;
1749 /* Disable inlining into caller */
1750 guint no_inline : 1;
1752 guint gsharedvt : 1;
1754 guint llvm_only : 1;
1756 gpointer debug_info;
1759 MonoProfileCoverageInfo *coverage_info;
1760 GHashTable *token_info_hash;
1761 MonoCompileArch arch;
1762 guint32 inline_depth;
1763 /* Size of memory reserved for thunks */
1767 /* Offset between the start of code and the thunks area */
1769 MonoExceptionType exception_type; /* MONO_EXCEPTION_* */
1770 guint32 exception_data;
1771 char* exception_message;
1772 gpointer exception_ptr;
1774 guint8 * encoded_unwind_ops;
1775 guint32 encoded_unwind_ops_len;
1780 /* Fields used by the local reg allocator */
1784 /* Maps vregs to their associated MonoInst's */
1785 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1786 MonoInst **vreg_to_inst;
1788 /* Size of above array */
1789 guint32 vreg_to_inst_len;
1791 /* Marks vregs which hold a GC ref */
1792 /* FIXME: Use a bitmap */
1793 gboolean *vreg_is_ref;
1795 /* Size of above array */
1796 guint32 vreg_is_ref_len;
1798 /* Marks vregs which hold a managed pointer */
1799 /* FIXME: Use a bitmap */
1800 gboolean *vreg_is_mp;
1802 /* Size of above array */
1803 guint32 vreg_is_mp_len;
1806 * The original method to compile, differs from 'method' when doing generic
1809 MonoMethod *orig_method;
1811 /* Patches which describe absolute addresses embedded into the native code */
1812 GHashTable *abs_patches;
1814 /* If the arch passes valuetypes by address, then for methods
1815 which use JMP the arch code should use these local
1816 variables to store the addresses of incoming valuetypes.
1817 The addresses should be stored in mono_arch_emit_prolog()
1818 and can be used when emitting code for OP_JMP. See
1820 MonoInst **tailcall_valuetype_addrs;
1822 /* Used to implement move_i4_to_f on archs that can't do raw
1823 copy between an ireg and a freg. This is an int32 var.*/
1824 MonoInst *iconv_raw_var;
1826 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1827 MonoInst *fconv_to_r8_x_var;
1829 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1830 MonoInst *simd_ctor_var;
1832 /* Used to implement dyn_call */
1833 MonoInst *dyn_call_var;
1836 * List of sequence points represented as IL offset+native offset pairs.
1837 * Allocated using glib.
1838 * IL offset can be -1 or 0xffffff to refer to the sequence points
1839 * inside the prolog and epilog used to implement method entry/exit events.
1841 GPtrArray *seq_points;
1843 /* The encoded sequence point info */
1844 struct MonoSeqPointInfo *seq_point_info;
1846 /* Method headers which need to be freed after compilation */
1847 GSList *headers_to_free;
1850 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1851 /* Symbol used to refer to this method in generated assembly */
1853 char *asm_debug_symbol;
1854 char *llvm_method_name;
1855 int castclass_cache_index;
1857 MonoJitExceptionInfo *llvm_ex_info;
1858 guint32 llvm_ex_info_len;
1859 int llvm_this_reg, llvm_this_offset;
1861 GSList *try_block_holes;
1863 /* DWARF location list for 'this' */
1864 GSList *this_loclist;
1866 /* DWARF location list for 'rgctx_var' */
1867 GSList *rgctx_loclist;
1869 int *gsharedvt_vreg_to_idx;
1875 /* The offsets of the locals area relative to the frame pointer */
1876 gint locals_min_stack_offset, locals_max_stack_offset;
1878 /* The current CFA rule */
1879 int cur_cfa_reg, cur_cfa_offset;
1881 /* The final CFA rule at the end of the prolog */
1882 int cfa_reg, cfa_offset;
1884 /* Points to a MonoCompileGC */
1888 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1889 * image etc, but it requires a 4 byte alignment.
1892 guint32 gc_map_size;
1894 /* Error handling */
1897 /* pointer to context datastructure used for graph dumping */
1898 MonoGraphDumper *gdump_ctx;
1901 int stat_allocate_var;
1902 int stat_locals_stack_size;
1903 int stat_basic_blocks;
1904 int stat_cil_code_size;
1906 int stat_inlineable_methods;
1907 int stat_inlined_methods;
1908 int stat_code_reallocs;
1912 MONO_CFG_HAS_ALLOCA = 1 << 0,
1913 MONO_CFG_HAS_CALLS = 1 << 1,
1914 MONO_CFG_HAS_LDELEMA = 1 << 2,
1915 MONO_CFG_HAS_VARARGS = 1 << 3,
1916 MONO_CFG_HAS_TAIL = 1 << 4,
1917 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1918 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1919 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1920 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8,
1921 MONO_CFG_HAS_TYPE_CHECK = 1 << 9
1925 gint32 methods_compiled;
1927 gint32 methods_lookups;
1928 gint32 allocate_var;
1929 gint32 cil_code_size;
1930 gint32 native_code_size;
1931 gint32 code_reallocs;
1932 gint32 max_code_size_ratio;
1933 gint32 biggest_method_size;
1934 gint32 allocated_code_size;
1935 gint32 allocated_seq_points_size;
1936 gint32 inlineable_methods;
1937 gint32 inlined_methods;
1938 gint32 basic_blocks;
1939 gint32 max_basic_blocks;
1940 gint32 locals_stack_size;
1942 gint32 generic_virtual_invocations;
1944 gint32 alias_removed;
1945 gint32 loads_eliminated;
1946 gint32 stores_eliminated;
1947 gint32 optimized_divisions;
1948 int methods_with_llvm;
1949 int methods_without_llvm;
1950 char *max_ratio_method;
1951 char *biggest_method;
1952 double jit_method_to_ir;
1953 double jit_liveness_handle_exception_clauses;
1954 double jit_handle_out_of_line_bblock;
1955 double jit_decompose_long_opts;
1956 double jit_decompose_typechecks;
1957 double jit_local_cprop;
1958 double jit_local_emulate_ops;
1959 double jit_optimize_branches;
1960 double jit_handle_global_vregs;
1961 double jit_local_deadce;
1962 double jit_local_alias_analysis;
1963 double jit_if_conversion;
1964 double jit_bb_ordering;
1965 double jit_compile_dominator_info;
1966 double jit_compute_natural_loops;
1967 double jit_insert_safepoints;
1968 double jit_ssa_compute;
1969 double jit_ssa_cprop;
1970 double jit_ssa_deadce;
1971 double jit_perform_abc_removal;
1972 double jit_ssa_remove;
1973 double jit_local_cprop2;
1974 double jit_handle_global_vregs2;
1975 double jit_local_deadce2;
1976 double jit_optimize_branches2;
1977 double jit_decompose_vtype_opts;
1978 double jit_decompose_array_access_opts;
1979 double jit_liveness_handle_exception_clauses2;
1980 double jit_analyze_liveness;
1981 double jit_linear_scan;
1982 double jit_arch_allocate_vars;
1983 double jit_spill_global_vars;
1984 double jit_local_cprop3;
1985 double jit_local_deadce3;
1987 double jit_create_jit_info;
1988 double jit_gc_create_gc_map;
1989 double jit_save_seq_point_info;
1994 extern MonoJitStats mono_jit_stats;
1996 /* opcodes: value assigned after all the CIL opcodes */
2003 #define MINI_OP(a,b,dest,src1,src2) a,
2004 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
2006 OP_START = MONO_CEE_LAST - 1,
2007 #include "mini-ops.h"
2013 #if SIZEOF_VOID_P == 8
2014 #define OP_PCONST OP_I8CONST
2015 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
2016 #define OP_PADD OP_LADD
2017 #define OP_PADD_IMM OP_LADD_IMM
2018 #define OP_PSUB_IMM OP_LSUB_IMM
2019 #define OP_PAND_IMM OP_LAND_IMM
2020 #define OP_PXOR_IMM OP_LXOR_IMM
2021 #define OP_PSUB OP_LSUB
2022 #define OP_PMUL OP_LMUL
2023 #define OP_PMUL_IMM OP_LMUL_IMM
2024 #define OP_PNEG OP_LNEG
2025 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
2026 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
2027 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
2028 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
2029 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
2030 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
2031 #define OP_PBEQ OP_LBEQ
2032 #define OP_PCEQ OP_LCEQ
2033 #define OP_PBNE_UN OP_LBNE_UN
2034 #define OP_PBGE_UN OP_LBGE_UN
2035 #define OP_PBLT_UN OP_LBLT_UN
2036 #define OP_PBGE OP_LBGE
2037 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2038 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
2040 #define OP_PCONST OP_ICONST
2041 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
2042 #define OP_PADD OP_IADD
2043 #define OP_PADD_IMM OP_IADD_IMM
2044 #define OP_PSUB_IMM OP_ISUB_IMM
2045 #define OP_PAND_IMM OP_IAND_IMM
2046 #define OP_PXOR_IMM OP_IXOR_IMM
2047 #define OP_PSUB OP_ISUB
2048 #define OP_PMUL OP_IMUL
2049 #define OP_PMUL_IMM OP_IMUL_IMM
2050 #define OP_PNEG OP_INEG
2051 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
2052 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
2053 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
2054 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
2055 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
2056 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
2057 #define OP_PBEQ OP_IBEQ
2058 #define OP_PCEQ OP_ICEQ
2059 #define OP_PBNE_UN OP_IBNE_UN
2060 #define OP_PBGE_UN OP_IBGE_UN
2061 #define OP_PBLT_UN OP_IBLT_UN
2062 #define OP_PBGE OP_IBGE
2063 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2064 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2067 /* Opcodes to load/store regsize quantities */
2068 #if defined (__mono_ilp32__)
2069 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2070 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2072 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2073 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2100 extern const char MONO_ARCH_CPU_SPEC [];
2101 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2102 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2103 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2104 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2109 MONO_COMP_DFRONTIER = 4,
2110 MONO_COMP_DOM_REV = 8,
2111 MONO_COMP_LIVENESS = 16,
2113 MONO_COMP_SSA_DEF_USE = 64,
2114 MONO_COMP_REACHABILITY = 128,
2115 MONO_COMP_LOOPS = 256
2120 MONO_GRAPH_DTREE = 2,
2121 MONO_GRAPH_CFG_CODE = 4,
2122 MONO_GRAPH_CFG_SSA = 8,
2123 MONO_GRAPH_CFG_OPTCODE = 16
2130 } MonoJitArgumentInfo;
2133 gboolean handle_sigint;
2134 gboolean keep_delegates;
2135 gboolean reverse_pinvoke_exceptions;
2136 gboolean collect_pagefault_stats;
2137 gboolean break_on_unverified;
2138 gboolean better_cast_details;
2139 gboolean mdb_optimizations;
2140 gboolean no_gdb_backtrace;
2141 gboolean suspend_on_native_crash;
2142 gboolean suspend_on_exception;
2143 gboolean suspend_on_unhandled;
2144 gboolean dyn_runtime_invoke;
2147 gboolean use_fallback_tls;
2149 * Whenever data such as next sequence points and flags is required.
2150 * Next sequence points and flags are required by the debugger agent.
2152 gboolean gen_sdb_seq_points;
2153 gboolean no_seq_points_compact_data;
2155 * Setting single_imm_size should guarantee that each time managed code is compiled
2156 * the same instructions and registers are used, regardless of the size of used values.
2158 gboolean single_imm_size;
2159 gboolean explicit_null_checks;
2161 * Fill stack frames with 0x2a in method prologs. This helps with the
2162 * debugging of the stack marking code in the GC.
2164 gboolean init_stacks;
2167 * Whenever to implement single stepping and breakpoints without signals in the
2168 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2169 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2172 gboolean soft_breakpoints;
2174 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2176 gboolean break_on_exc;
2178 * Load AOT JIT info eagerly.
2180 gboolean load_aot_jit_info_eagerly;
2182 * Check for pinvoke calling convention mismatches.
2184 gboolean check_pinvoke_callconv;
2186 * Translate Debugger.Break () into a native breakpoint signal
2188 gboolean native_debugger_break;
2190 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2191 * identify the stack on some platforms
2193 gboolean disable_omit_fp;
2221 /* Implicit exceptions */
2223 MONO_EXC_INDEX_OUT_OF_RANGE,
2225 MONO_EXC_ARITHMETIC,
2226 MONO_EXC_DIVIDE_BY_ZERO,
2227 MONO_EXC_INVALID_CAST,
2229 MONO_EXC_ARRAY_TYPE_MISMATCH,
2231 MONO_EXC_INTRINS_NUM
2235 MINI_TOKEN_SOURCE_CLASS,
2236 MINI_TOKEN_SOURCE_METHOD,
2237 MINI_TOKEN_SOURCE_FIELD
2241 * Information about a trampoline function.
2246 * The native code of the trampoline. Not owned by this structure.
2251 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2256 * Patches required by the trampoline when aot-ing. Owned by this structure.
2260 * Unwind information. Owned by this structure.
2265 * Encoded unwind info loaded from AOT images
2268 guint32 uw_info_len;
2269 /* Whenever uw_info is owned by this structure */
2270 gboolean owns_uw_info;
2273 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2276 FILTER_IL_SEQ_POINT = 1 << 0,
2277 FILTER_NOP = 1 << 1,
2280 static inline gboolean
2281 mono_inst_filter (MonoInst *ins, int filter)
2283 if (!ins || !filter)
2286 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2289 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2295 static inline MonoInst*
2296 mono_inst_next (MonoInst *ins, int filter)
2300 } while (mono_inst_filter (ins, filter));
2305 static inline MonoInst*
2306 mono_inst_prev (MonoInst *ins, int filter)
2310 } while (mono_inst_filter (ins, filter));
2315 static inline MonoInst*
2316 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2318 MonoInst *ins = bb->code;
2319 if (mono_inst_filter (ins, filter))
2320 ins = mono_inst_next (ins, filter);
2325 static inline MonoInst*
2326 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2328 MonoInst *ins = bb->last_ins;
2329 if (mono_inst_filter (ins, filter))
2330 ins = mono_inst_prev (ins, filter);
2336 MONO_API int mono_main (int argc, char* argv[]);
2337 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2338 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2339 MONO_API char *mono_parse_options_from (const char *options, int *ref_argc, char **ref_argv []);
2341 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2342 void mini_cleanup (MonoDomain *domain);
2343 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2344 MONO_API gboolean mini_parse_debug_option (const char *option);
2345 void mini_profiler_enable_with_options (const char *profile_options);
2348 void mono_cfg_dump_create_context (MonoCompile *cfg);
2349 void mono_cfg_dump_begin_group (MonoCompile *cfg);
2350 void mono_cfg_dump_close_group (MonoCompile *cfg);
2351 void mono_cfg_dump_ir (MonoCompile *cfg, const char *phase_name);
2353 /* helper methods */
2354 void mini_jit_init (void);
2355 void mini_jit_cleanup (void);
2356 void mono_disable_optimizations (guint32 opts);
2357 void mono_set_optimizations (guint32 opts);
2358 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2359 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2360 char* mono_opt_descr (guint32 flags);
2361 void mono_set_verbose_level (guint32 level);
2362 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2363 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2364 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2365 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2366 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2368 void mono_precompile_assemblies (void);
2369 MONO_API int mono_parse_default_optimizations (const char* p);
2370 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2371 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2372 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2373 void mono_verify_bblock (MonoBasicBlock *bb);
2374 void mono_verify_cfg (MonoCompile *cfg);
2375 void mono_constant_fold (MonoCompile *cfg);
2376 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2377 int mono_eval_cond_branch (MonoInst *branch);
2378 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2379 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2380 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2381 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2382 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2383 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2384 MonoType* mono_type_from_stack_type (MonoInst *ins);
2385 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2386 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2387 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2388 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2389 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2390 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2391 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2392 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2393 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2394 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2396 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2397 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2398 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2399 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2400 void mono_nullify_basic_block (MonoBasicBlock *bb);
2401 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2402 void mono_optimize_branches (MonoCompile *cfg);
2404 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2405 const char*mono_ji_type_to_string (MonoJumpInfoType type) MONO_LLVM_INTERNAL;
2406 void mono_print_ji (const MonoJumpInfo *ji);
2407 void mono_print_ins_index (int i, MonoInst *ins);
2408 GString *mono_print_ins_index_strbuf (int i, MonoInst *ins);
2409 void mono_print_ins (MonoInst *ins);
2410 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2411 void mono_print_code (MonoCompile *cfg, const char *msg);
2412 MONO_API void mono_print_method_from_ip (void *ip);
2413 MONO_API char *mono_pmip (void *ip);
2414 gboolean mono_debug_count (void);
2415 MONO_LLVM_INTERNAL const char* mono_inst_name (int op);
2416 int mono_op_to_op_imm (int opcode);
2417 int mono_op_imm_to_op (int opcode);
2418 int mono_load_membase_to_load_mem (int opcode);
2419 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2420 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2421 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2422 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2423 guint32 mono_reverse_branch_op (guint32 opcode);
2424 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2425 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2426 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2427 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2428 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2429 guint mono_patch_info_hash (gconstpointer data);
2430 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2431 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2432 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2433 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2434 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2435 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2436 gpointer mono_jit_compile_method_jit_only (MonoMethod *method, MonoError *error);
2437 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2438 MonoLMF * mono_get_lmf (void);
2439 MonoLMF** mono_get_lmf_addr (void);
2440 void mono_set_lmf (MonoLMF *lmf);
2441 void mono_push_lmf (MonoLMFExt *ext);
2442 void mono_pop_lmf (MonoLMF *lmf);
2443 MonoJitTlsData* mono_get_jit_tls (void);
2444 MONO_API MonoDomain* mono_jit_thread_attach (MonoDomain *domain);
2445 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2446 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2447 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2448 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2449 void mono_analyze_liveness (MonoCompile *cfg);
2450 void mono_analyze_liveness_gc (MonoCompile *cfg);
2451 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2452 void mono_global_regalloc (MonoCompile *cfg);
2453 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2454 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2455 void mono_destroy_compile (MonoCompile *cfg);
2456 void mono_empty_compile (MonoCompile *cfg);
2457 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2458 void mono_print_ins_index (int i, MonoInst *ins);
2459 void mono_print_ins (MonoInst *ins);
2460 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2461 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2462 MonoInst *mono_get_got_var (MonoCompile *cfg);
2463 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2464 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2465 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2466 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, int il_offset, MonoJitICallInfo *info, MonoInst **args);
2467 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2468 void mono_create_helper_signatures (void);
2469 MonoInst* mono_emit_native_call (MonoCompile *cfg, gconstpointer func, MonoMethodSignature *sig, MonoInst **args);
2471 gboolean mini_class_is_system_array (MonoClass *klass);
2472 MonoMethodSignature *mono_get_element_address_signature (int arity);
2473 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2474 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2476 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2477 void mono_linterval_print (MonoLiveInterval *interval);
2478 void mono_linterval_print_nl (MonoLiveInterval *interval);
2479 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2480 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2481 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2482 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2484 /* Native Client functions */
2485 gpointer mono_realloc_native_code(MonoCompile *cfg);
2487 #if defined(__native_client__) || defined(__native_client_codegen__)
2488 extern volatile int __nacl_thread_suspension_needed;
2489 void __nacl_suspend_thread_if_needed(void);
2490 void mono_nacl_gc(void);
2493 extern MonoDebugOptions debug_options;
2495 static inline MonoMethod*
2496 jinfo_get_method (MonoJitInfo *ji)
2498 return mono_jit_info_get_method (ji);
2502 void mono_aot_init (void);
2503 void mono_aot_cleanup (void);
2504 gpointer mono_aot_get_method_checked (MonoDomain *domain,
2505 MonoMethod *method, MonoError *error);
2506 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token, MonoError *error);
2507 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2508 guint8* mono_aot_get_plt_entry (guint8 *code);
2509 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2510 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2511 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2512 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2513 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2514 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2515 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot, MonoError *error);
2516 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2517 gpointer mono_aot_get_trampoline (const char *name);
2518 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2519 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2520 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2521 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2522 gpointer mono_aot_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2523 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2524 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2525 guint32 mono_aot_method_hash (MonoMethod *method);
2526 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2527 void mono_aot_set_make_unreadable (gboolean unreadable);
2528 gboolean mono_aot_is_pagefault (void *ptr);
2529 void mono_aot_handle_pagefault (void *ptr);
2530 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2531 guint32 mono_aot_find_method_index (MonoMethod *method);
2532 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2533 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2534 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2535 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2537 /* This is an exported function */
2538 MONO_API void mono_aot_register_module (gpointer *aot_info);
2540 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2542 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2543 * passed to the free function.
2545 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2547 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2548 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2550 void mono_xdebug_init (const char *xdebug_opts);
2551 void mono_save_xdebug_info (MonoCompile *cfg);
2552 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2553 /* This is an exported function */
2554 void mono_xdebug_flush (void);
2556 gboolean mono_method_blittable (MonoMethod *method);
2557 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2559 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2560 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2561 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2562 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2564 void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2566 int mono_find_method_opcode (MonoMethod *method);
2567 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2568 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2569 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2570 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2572 void mono_trampolines_init (void);
2573 void mono_trampolines_cleanup (void);
2574 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2575 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2576 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2578 gboolean add_sync_wrapper,
2580 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2581 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2582 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2583 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2584 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2585 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2586 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2587 gpointer mono_create_monitor_enter_trampoline (void);
2588 gpointer mono_create_monitor_enter_v4_trampoline (void);
2589 gpointer mono_create_monitor_exit_trampoline (void);
2590 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2591 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2592 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2593 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2594 #ifndef DISABLE_REMOTING
2595 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2597 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2598 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2600 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2602 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2603 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2604 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2605 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2606 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2607 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2608 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2609 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2610 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2611 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2612 gpointer mini_get_nullified_class_init_trampoline (void);
2613 gpointer mini_get_single_step_trampoline (void);
2614 gpointer mini_get_breakpoint_trampoline (void);
2615 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2616 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2617 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2618 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2619 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface,
2621 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2623 gboolean mono_running_on_valgrind (void);
2624 void* mono_global_codeman_reserve (int size);
2625 void mono_global_codeman_foreach (MonoCodeManagerFunc func, void *user_data);
2626 const char *mono_regname_full (int reg, int bank);
2627 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2628 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2629 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2630 void mono_remove_critical_edges (MonoCompile *cfg);
2631 gboolean mono_is_regsize_var (MonoType *t);
2632 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2633 void mini_emit_memset (MonoCompile *cfg, int destreg, int offset, int size, int val, int align);
2634 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2635 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2636 MonoInst* mini_emit_ldelema_1_ins (MonoCompile *cfg, MonoClass *klass, MonoInst *arr, MonoInst *index, gboolean bcheck);
2637 MonoInst* mini_emit_get_gsharedvt_info_klass (MonoCompile *cfg, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2638 MonoInst* mini_emit_calli (MonoCompile *cfg, MonoMethodSignature *sig, MonoInst **args, MonoInst *addr, MonoInst *imt_arg, MonoInst *rgctx_arg);
2639 MonoInst* mini_emit_memory_barrier (MonoCompile *cfg, int kind);
2640 void mini_emit_write_barrier (MonoCompile *cfg, MonoInst *ptr, MonoInst *value);
2641 gboolean mini_emit_wb_aware_memcpy (MonoCompile *cfg, MonoClass *klass, MonoInst *iargs[4], int size, int align);
2642 MonoInst* mini_emit_memory_load (MonoCompile *cfg, MonoType *type, MonoInst *src, int offset, int ins_flag);
2643 void mini_emit_memory_store (MonoCompile *cfg, MonoType *type, MonoInst *dest, MonoInst *value, int ins_flag);
2644 void mini_emit_memory_copy_bytes (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoInst *size, int ins_flag);
2645 void mini_emit_memory_init_bytes (MonoCompile *cfg, MonoInst *dest, MonoInst *value, MonoInst *size, int ins_flag);
2647 MonoMethod* mini_get_memcpy_method (void);
2648 MonoMethod* mini_get_memset_method (void);
2649 int mini_class_check_context_used (MonoCompile *cfg, MonoClass *klass);
2652 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2653 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2654 CompRelation mono_negate_cond (CompRelation cond);
2655 int mono_op_imm_to_op (int opcode);
2656 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2657 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2658 MonoUnwindOp *mono_create_unwind_op (int when,
2661 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2664 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2665 void mono_tramp_info_free (MonoTrampInfo *info);
2666 void mono_aot_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2667 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2668 int mini_exception_id_by_name (const char *name);
2669 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2671 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2672 MonoInst *return_var, MonoInst **inline_args,
2673 guint inline_offset, gboolean is_virtual_call);
2675 //the following methods could just be renamed/moved from method-to-ir.c
2676 int mini_inline_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **sp, guchar *ip,
2677 guint real_offset, gboolean inline_always);
2679 MonoInst* mini_emit_get_rgctx_klass (MonoCompile *cfg, int context_used, MonoClass *klass, MonoRgctxInfoType rgctx_type);
2680 MonoInst* mini_emit_runtime_constant (MonoCompile *cfg, MonoJumpInfoType patch_type, gpointer data);
2681 void mini_save_cast_details (MonoCompile *cfg, MonoClass *klass, int obj_reg, gboolean null_check);
2682 void mini_reset_cast_details (MonoCompile *cfg);
2683 void mini_emit_class_check (MonoCompile *cfg, int klass_reg, MonoClass *klass);
2685 gboolean mini_class_has_reference_variant_generic_argument (MonoCompile *cfg, MonoClass *klass, int context_used);
2688 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2689 void mono_decompose_long_opts (MonoCompile *cfg);
2690 void mono_decompose_vtype_opts (MonoCompile *cfg);
2691 void mono_decompose_array_access_opts (MonoCompile *cfg);
2692 void mono_decompose_soft_float (MonoCompile *cfg);
2693 void mono_local_emulate_ops (MonoCompile *cfg);
2694 void mono_handle_global_vregs (MonoCompile *cfg);
2695 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2696 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2697 void mono_if_conversion (MonoCompile *cfg);
2702 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2703 void mini_init_delegate (MonoDelegate *del);
2704 char* mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset);
2705 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2707 /* methods that must be provided by the arch-specific port */
2708 void mono_arch_init (void);
2709 void mono_arch_finish_init (void);
2710 void mono_arch_cleanup (void);
2711 void mono_arch_cpu_init (void);
2712 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2713 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2714 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2715 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2716 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2717 void mono_codegen (MonoCompile *cfg);
2718 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2719 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2720 const char *mono_arch_regname (int reg);
2721 const char *mono_arch_fregname (int reg);
2722 void mono_arch_exceptions_init (void);
2723 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2724 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2725 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2726 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2727 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2728 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2729 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2730 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2731 gpointer mono_arch_get_get_tls_tramp (void);
2732 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2733 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2734 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2735 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2736 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2737 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2738 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors, MonoError *error);
2739 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2740 void mono_arch_flush_icache (guint8 *code, gint size);
2741 int mono_arch_max_epilog_size (MonoCompile *cfg);
2742 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2743 void mono_arch_emit_epilog (MonoCompile *cfg);
2744 void mono_arch_emit_exceptions (MonoCompile *cfg);
2745 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2746 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2747 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2748 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2749 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2750 void mono_arch_fill_argument_info (MonoCompile *cfg);
2751 void mono_arch_allocate_vars (MonoCompile *m);
2752 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2753 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2754 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2755 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2756 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2757 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2758 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2759 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2760 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2761 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2762 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2763 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2764 GSList* mono_arch_get_delegate_invoke_impls (void);
2765 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2766 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2767 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2768 GSList* mono_arch_get_cie_program (void);
2769 void mono_arch_set_target (char *mtriple);
2770 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2771 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2772 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2773 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2774 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2775 int mono_arch_translate_tls_offset (int offset);
2776 gboolean mono_arch_opcode_supported (int opcode);
2777 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2778 gboolean mono_arch_have_fast_tls (void);
2780 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2781 gboolean mono_arch_is_soft_float (void);
2783 static inline MONO_ALWAYS_INLINE gboolean
2784 mono_arch_is_soft_float (void)
2790 /* Soft Debug support */
2791 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2792 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2793 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2794 void mono_arch_start_single_stepping (void);
2795 void mono_arch_stop_single_stepping (void);
2796 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2797 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2798 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2799 void mono_arch_skip_single_step (MonoContext *ctx);
2800 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2801 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2805 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2806 MonoJitInfo *ji, MonoContext *ctx,
2807 MonoContext *new_ctx, MonoLMF **lmf,
2808 mgreg_t **save_locations,
2809 StackFrameInfo *frame_info);
2810 gpointer mono_arch_get_throw_exception_by_name (void);
2811 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2812 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2813 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2814 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2815 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2816 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2817 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2818 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2819 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2820 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2821 gpointer mono_arch_ip_from_context (void *sigctx);
2822 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2823 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2824 void mono_arch_flush_register_windows (void);
2825 gboolean mono_arch_is_inst_imm (gint64 imm);
2826 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2827 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2828 guint32 mono_arch_get_patch_offset (guint8 *code);
2829 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2830 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2831 void mono_arch_save_unwind_info (MonoCompile *cfg);
2832 void mono_arch_register_lowlevel_calls (void);
2833 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2834 gpointer mono_arch_get_static_rgctx_trampoline (gpointer arg, gpointer addr);
2835 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2836 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2837 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2838 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2839 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2840 int mono_arch_get_this_arg_reg (guint8 *code);
2841 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2842 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2843 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2844 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2845 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2846 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2847 gpointer mono_arch_build_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2848 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2849 guint8* mono_arch_get_call_target (guint8 *code);
2850 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2851 GSList *mono_arch_get_trampolines (gboolean aot);
2852 gpointer mono_arch_get_enter_icall_trampoline (MonoTrampInfo **info);
2854 /* Handle block guard */
2855 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2856 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2857 gpointer mono_create_handler_block_trampoline (void);
2858 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2860 /*New interruption machinery */
2862 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2865 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2868 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2871 /* Exception handling */
2872 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2874 void mono_exceptions_init (void);
2875 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2876 void mono_handle_native_crash (const char *signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2877 MONO_API void mono_print_thread_dump (void *sigctx);
2878 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2879 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2880 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2881 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2882 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2883 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2884 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2885 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2887 void mono_setup_altstack (MonoJitTlsData *tls);
2888 void mono_free_altstack (MonoJitTlsData *tls);
2889 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2890 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2891 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2892 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2894 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);
2896 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2897 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2898 void mono_restore_context (MonoContext *ctx);
2899 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2900 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2901 void mono_llvm_rethrow_exception (MonoObject *ex);
2902 void mono_llvm_throw_exception (MonoObject *ex);
2903 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2904 void mono_llvm_resume_exception (void);
2905 void mono_llvm_clear_exception (void);
2906 MonoObject *mono_llvm_load_exception (void);
2907 void mono_llvm_reset_exception (void);
2908 void mono_llvm_raise_exception (MonoException *e);
2909 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2912 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2913 MonoJitInfo *prev_ji, MonoContext *ctx,
2914 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2915 mgreg_t **save_locations,
2916 StackFrameInfo *frame);
2918 gpointer mono_get_throw_exception (void);
2919 gpointer mono_get_rethrow_exception (void);
2920 gpointer mono_get_call_filter (void);
2921 gpointer mono_get_restore_context (void);
2922 gpointer mono_get_throw_exception_by_name (void);
2923 gpointer mono_get_throw_corlib_exception (void);
2924 gpointer mono_get_throw_exception_addr (void);
2925 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2926 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2927 MonoReflectionMethod **method,
2928 gint32 *iloffset, gint32 *native_offset,
2929 MonoString **file, gint32 *line, gint32 *column);
2930 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2932 void mono_decompose_typechecks (MonoCompile *cfg);
2933 /* Dominator/SSA methods */
2934 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2935 void mono_compute_natural_loops (MonoCompile *cfg);
2936 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2937 void mono_ssa_compute (MonoCompile *cfg);
2938 void mono_ssa_remove (MonoCompile *cfg);
2939 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2940 void mono_ssa_cprop (MonoCompile *cfg);
2941 void mono_ssa_deadce (MonoCompile *cfg);
2942 void mono_ssa_strength_reduction (MonoCompile *cfg);
2943 void mono_free_loop_info (MonoCompile *cfg);
2944 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2946 void mono_ssa_compute2 (MonoCompile *cfg);
2947 void mono_ssa_remove2 (MonoCompile *cfg);
2948 void mono_ssa_cprop2 (MonoCompile *cfg);
2949 void mono_ssa_deadce2 (MonoCompile *cfg);
2951 /* debugging support */
2952 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2953 guint32 breakpoint_id);
2954 void mono_debug_open_method (MonoCompile *cfg);
2955 void mono_debug_close_method (MonoCompile *cfg);
2956 void mono_debug_free_method (MonoCompile *cfg);
2957 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2958 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2959 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2960 void mono_debug_add_aot_method (MonoDomain *domain,
2961 MonoMethod *method, guint8 *code_start,
2962 guint8 *debug_info, guint32 debug_info_len);
2963 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2964 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2966 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2969 MonoTraceSpec *mono_trace_parse_options (const char *options);
2970 void mono_trace_set_assembly (MonoAssembly *assembly);
2971 gboolean mono_trace_eval (MonoMethod *method);
2974 mono_perform_abc_removal (MonoCompile *cfg);
2976 mono_perform_abc_removal (MonoCompile *cfg);
2978 mono_perform_ssapre (MonoCompile *cfg);
2980 mono_local_cprop (MonoCompile *cfg);
2982 mono_local_cprop (MonoCompile *cfg);
2984 mono_local_deadce (MonoCompile *cfg);
2986 mono_local_alias_analysis (MonoCompile *cfg);
2988 /* Generic sharing */
2991 mono_set_generic_sharing_supported (gboolean supported);
2994 mono_set_generic_sharing_vt_supported (gboolean supported);
2997 mono_set_partial_sharing_supported (gboolean supported);
3000 mono_class_generic_sharing_enabled (MonoClass *klass);
3003 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
3006 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
3008 MonoMethodRuntimeGenericContext*
3009 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
3012 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
3015 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
3018 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
3021 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
3024 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
3025 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
3028 mono_method_construct_object_context (MonoMethod *method);
3031 mono_method_get_declaring_generic_method (MonoMethod *method);
3034 mono_generic_context_check_used (MonoGenericContext *context);
3037 mono_class_check_context_used (MonoClass *klass);
3040 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
3043 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
3046 mono_method_is_generic_impl (MonoMethod *method);
3049 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3052 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3055 mini_class_is_generic_sharable (MonoClass *klass);
3059 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3062 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3065 mini_is_gsharedvt_gparam (MonoType *t);
3067 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3069 int mono_method_check_context_used (MonoMethod *method);
3071 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3073 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3074 guint32 token, guint32 token_source, guint32 rgctx_type,
3075 gint32 rgctx_index);
3077 void mono_generic_sharing_init (void);
3078 void mono_generic_sharing_cleanup (void);
3080 MonoClass* mini_class_get_container_class (MonoClass *klass);
3081 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3083 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3084 MonoType* mini_type_get_underlying_type (MonoType *type);
3085 MonoClass* mini_get_class (MonoMethod *method, guint32 token, MonoGenericContext *context);
3086 MonoMethod* mini_get_shared_method (MonoMethod *method);
3087 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3088 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3089 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3090 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3092 int mini_type_stack_size (MonoType *t, int *align);
3093 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3094 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3095 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3097 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3099 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3100 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3102 #define MONO_TIME_TRACK(a, phase) \
3104 GTimer *timer = mono_time_track_start (); \
3106 mono_time_track_end (&(a), timer); \
3109 GTimer *mono_time_track_start (void);
3110 void mono_time_track_end (double *time, GTimer *timer);
3112 void mono_update_jit_stats (MonoCompile *cfg);
3114 gboolean mini_type_is_reference (MonoType *type);
3115 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3116 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3117 gboolean mini_is_gsharedvt_type (MonoType *t);
3118 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3119 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3120 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3121 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3122 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3123 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3124 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3125 gpointer mini_method_get_rgctx (MonoMethod *m);
3126 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3128 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3129 gint32 vcall_offset, gboolean calli);
3130 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3131 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3132 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3133 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3134 MonoMethod* mini_get_interp_in_wrapper (MonoMethodSignature *sig);
3139 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3142 SIMD_VERSION_SSE1 = 1 << 0,
3143 SIMD_VERSION_SSE2 = 1 << 1,
3144 SIMD_VERSION_SSE3 = 1 << 2,
3145 SIMD_VERSION_SSSE3 = 1 << 3,
3146 SIMD_VERSION_SSE41 = 1 << 4,
3147 SIMD_VERSION_SSE42 = 1 << 5,
3148 SIMD_VERSION_SSE4a = 1 << 6,
3149 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3150 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3151 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3154 /* this value marks the end of the bit indexes used in
3157 SIMD_VERSION_INDEX_END = 6
3172 SIMD_PREFETCH_MODE_NTA,
3173 SIMD_PREFETCH_MODE_0,
3174 SIMD_PREFETCH_MODE_1,
3175 SIMD_PREFETCH_MODE_2,
3178 const char *mono_arch_xregname (int reg);
3179 void mono_simd_simplify_indirection (MonoCompile *cfg);
3180 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3181 MonoInst* mono_emit_simd_field_load (MonoCompile *cfg, MonoClassField *field, MonoInst *addr);
3182 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3183 void mono_simd_intrinsics_init (void);
3185 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3186 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3189 #define XDEBUG_ENABLED 1
3193 /* maybe enable also for other systems? */
3194 #define ENABLE_JIT_MAP 1
3195 void mono_enable_jit_map (void);
3196 void mono_emit_jit_map (MonoJitInfo *jinfo);
3197 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3198 gboolean mono_jit_map_is_enabled (void);
3200 #define mono_enable_jit_map()
3201 #define mono_emit_jit_map(ji)
3202 #define mono_emit_jit_tramp(s,z,d)
3203 #define mono_jit_map_is_enabled() (0)
3207 * Per-OS implementation functions.
3209 void mono_runtime_install_handlers (void);
3210 gboolean mono_runtime_install_custom_handlers (const char *handlers);
3211 void mono_runtime_install_custom_handlers_usage (void);
3212 void mono_runtime_cleanup_handlers (void);
3213 void mono_runtime_setup_stat_profiler (void);
3214 void mono_runtime_shutdown_stat_profiler (void);
3215 void mono_runtime_posix_install_handlers (void);
3216 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3218 void mono_cross_helpers_run (void);
3224 #if defined(DISABLE_HW_TRAPS) || defined(MONO_ARCH_DISABLE_HW_TRAPS)
3225 // Signal handlers not available
3226 #define MONO_ARCH_NEED_DIV_CHECK 1
3229 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3230 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3231 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3232 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3233 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3235 #ifdef MONO_ARCH_VARARG_ICALLS
3236 #define ARCH_VARARG_ICALLS 1
3238 #define ARCH_VARARG_ICALLS 0
3242 * Coop support for trampolines
3244 void mono_interruption_checkpoint_from_trampoline (void);
3246 #endif /* __MONO_MINI_H__ */