2 * Copyright 2002-2003 Ximian Inc
3 * Copyright 2003-2011 Novell Inc
4 * Copyright 2011 Xamarin Inc
6 #ifndef __MONO_MINI_H__
7 #define __MONO_MINI_H__
14 #ifdef HAVE_SYS_TYPES_H
15 #include <sys/types.h>
17 #include <mono/metadata/loader.h>
18 #include <mono/metadata/mempool.h>
19 #include <mono/utils/monobitset.h>
20 #include <mono/metadata/class.h>
21 #include <mono/metadata/object.h>
22 #include <mono/metadata/opcodes.h>
23 #include <mono/metadata/tabledefs.h>
24 #include <mono/metadata/domain-internals.h>
25 #include "mono/metadata/class-internals.h"
26 #include "mono/metadata/object-internals.h"
27 #include <mono/metadata/profiler-private.h>
28 #include <mono/metadata/debug-helpers.h>
29 #include <mono/utils/mono-compiler.h>
30 #include <mono/utils/mono-machine.h>
31 #include <mono/utils/mono-stack-unwinding.h>
32 #include <mono/utils/mono-threads.h>
33 #include <mono/utils/mono-tls.h>
34 #include <mono/utils/atomic.h>
35 #include <mono/utils/mono-conc-hashtable.h>
36 #include <mono/utils/mono-signal-handler.h>
38 #include "mini-arch.h"
40 #include "mini-unwind.h"
43 #include "mono/metadata/class-internals.h"
44 #include "mono/metadata/domain-internals.h"
45 #include "mono/metadata/object.h"
46 #include "mono/metadata/tabledefs.h"
47 #include "mono/metadata/marshal.h"
48 #include "mono/metadata/security-manager.h"
49 #include "mono/metadata/exception.h"
50 #include "mono/utils/mono-compiler.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) && defined(__GNUC__)
77 #define MONO_SUPPORT_TASKLETS 1
81 #define COMPILE_LLVM(cfg) ((cfg)->compile_llvm)
82 #define LLVM_ENABLED TRUE
84 #define COMPILE_LLVM(cfg) (0)
85 #define LLVM_ENABLED FALSE
88 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
89 #define COMPILE_SOFT_FLOAT(cfg) (!COMPILE_LLVM ((cfg)) && mono_arch_is_soft_float ())
91 #define COMPILE_SOFT_FLOAT(cfg) (0)
94 #define NOT_IMPLEMENTED do { g_assert_not_reached (); } while (0)
96 /* for 32 bit systems */
97 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
98 #define MINI_LS_WORD_IDX 0
99 #define MINI_MS_WORD_IDX 1
101 #define MINI_LS_WORD_IDX 1
102 #define MINI_MS_WORD_IDX 0
104 #define MINI_LS_WORD_OFFSET (MINI_LS_WORD_IDX * 4)
105 #define MINI_MS_WORD_OFFSET (MINI_MS_WORD_IDX * 4)
106 #define inst_ls_word data.op[MINI_LS_WORD_IDX].const_val
107 #define inst_ms_word data.op[MINI_MS_WORD_IDX].const_val
109 #define MONO_LVREG_LS(lvreg) ((lvreg) + 1)
110 #define MONO_LVREG_MS(lvreg) ((lvreg) + 2)
113 #define MONO_USE_AOT_COMPILER
116 /* Version number of the AOT file format */
117 #define MONO_AOT_FILE_VERSION 133
119 //TODO: This is x86/amd64 specific.
120 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
122 /* Remap printf to g_print (we use a mix of these in the mini code) */
123 #ifdef PLATFORM_ANDROID
124 #define printf g_print
127 #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)))))
129 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
131 /* Constants used to encode different types of methods in AOT */
133 MONO_AOT_METHODREF_MIN = 240,
134 /* Image index bigger than METHODREF_MIN */
135 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
136 /* Runtime provided methods on arrays */
137 MONO_AOT_METHODREF_ARRAY = 250,
138 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
140 MONO_AOT_METHODREF_WRAPPER = 252,
141 /* Methods on generic instances */
142 MONO_AOT_METHODREF_GINST = 253,
143 /* Methods resolve using a METHODSPEC token */
144 MONO_AOT_METHODREF_METHODSPEC = 254,
147 /* Constants used to encode different types of types in AOT */
150 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
151 /* typedef index + image index */
152 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
154 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
156 MONO_AOT_TYPEREF_GINST = 4,
157 /* type/method variable */
158 MONO_AOT_TYPEREF_VAR = 5,
160 MONO_AOT_TYPEREF_ARRAY = 6,
161 /* blob index of the type encoding */
162 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
164 MONO_AOT_TYPEREF_PTR = 8
167 /* Trampolines which we have a lot of */
169 MONO_AOT_TRAMP_SPECIFIC = 0,
170 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
171 MONO_AOT_TRAMP_IMT_THUNK = 2,
172 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
173 MONO_AOT_TRAMP_NUM = 4
177 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
178 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
179 MONO_AOT_FILE_FLAG_DEBUG = 4,
180 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
181 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
182 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
183 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
188 MONO_AOT_TABLE_IMAGE_TABLE,
189 MONO_AOT_TABLE_CLASS_NAME,
190 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
191 MONO_AOT_TABLE_EX_INFO_OFFSETS,
192 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
193 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
194 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
195 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
196 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
200 /* This structure is stored in the AOT file */
201 typedef struct MonoAotFileInfo
203 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
208 /* All the pointers should be at the start to avoid alignment problems */
210 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
211 /* Global Offset Table for JITted code */
213 /* Global Offset Table for LLVM code */
215 /* Mono EH Frame created by llc when using LLVM */
216 gpointer mono_eh_frame;
217 /* Points to the get_method () function in the LLVM image or NULL */
218 gpointer llvm_get_method;
219 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
220 gpointer llvm_get_unbox_tramp;
221 gpointer jit_code_start;
222 gpointer jit_code_end;
223 gpointer method_addresses;
226 gpointer class_name_table;
227 gpointer class_info_offsets;
228 gpointer method_info_offsets;
229 gpointer ex_info_offsets;
230 gpointer extra_method_info_offsets;
231 gpointer extra_method_table;
232 gpointer got_info_offsets;
233 gpointer llvm_got_info_offsets;
234 gpointer image_table;
236 /* The GUID of the assembly which the AOT image was generated from */
237 gpointer assembly_guid;
239 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
242 gpointer runtime_version;
243 /* Blocks of various kinds of trampolines */
244 gpointer specific_trampolines;
245 gpointer static_rgctx_trampolines;
247 gpointer gsharedvt_arg_trampolines;
248 /* In static mode, points to a table of global symbols for trampolines etc */
250 /* Points to a string containing the assembly name*/
251 gpointer assembly_name;
252 /* Start of Mono's Program Linkage Table */
254 /* End of Mono's Program Linkage Table */
256 gpointer unwind_info;
257 /* Points to a table mapping methods to their unbox trampolines */
258 gpointer unbox_trampolines;
259 /* Points to the end of the previous table */
260 gpointer unbox_trampolines_end;
261 /* Points to a table of unbox trampoline addresses/offsets */
262 gpointer unbox_trampoline_addresses;
263 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
266 /* The index of the first GOT slot used by the PLT */
267 guint32 plt_got_offset_base;
268 /* Number of entries in the GOT */
270 /* Number of entries in the PLT */
272 /* Number of methods */
274 /* A union of MonoAotFileFlags */
276 /* Optimization flags used to compile the module */
278 /* SIMD flags used to compile the module */
280 /* Index of the blob entry holding the GC used by this module */
281 gint32 gc_name_index;
282 guint32 num_rgctx_fetch_trampolines;
283 /* These are used for sanity checking object layout problems when cross-compiling */
284 guint32 double_align, long_align, generic_tramp_num;
285 /* The page size used by trampoline pages */
286 guint32 tramp_page_size;
288 * The number of GOT entries which need to be preinitialized when the
291 guint32 nshared_got_entries;
292 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
293 guint32 datafile_size;
296 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
297 // FIXME: Sync with AOT
298 guint32 table_offsets [MONO_AOT_TABLE_NUM];
299 /* Number of trampolines */
300 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
301 /* The indexes of the first GOT slots used by the trampolines */
302 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
303 /* The size of one trampoline */
304 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
305 /* The offset where the trampolines begin on a trampoline page */
306 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
309 /* Number of symbols in the MonoAotFileInfo structure */
310 #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)
316 } MonoClassMethodPair;
323 } MonoDelegateClassMethodPair;
325 /* Per-domain information maintained by the JIT */
328 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
329 GHashTable *jump_target_got_slot_hash;
330 GHashTable *jump_target_hash;
331 /* Maps methods/klasses to the address of the given type of trampoline */
332 GHashTable *class_init_trampoline_hash;
333 GHashTable *jump_trampoline_hash;
334 GHashTable *jit_trampoline_hash;
335 GHashTable *delegate_trampoline_hash;
336 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
337 GHashTable *static_rgctx_trampoline_hash;
338 GHashTable *llvm_vcall_trampoline_hash;
339 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
340 GHashTable *dynamic_code_hash;
341 GHashTable *method_code_hash;
342 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
343 MonoConcurrentHashTable *runtime_invoke_hash;
344 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
345 /* Protected by the domain lock */
346 GHashTable *seq_points;
347 /* Debugger agent data */
349 /* Maps MonoMethod to an arch-specific structure */
350 GHashTable *arch_seq_points;
351 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
352 GHashTable *gsharedvt_arg_tramp_hash;
353 /* memcpy/bzero methods specialized for small constant sizes */
354 gpointer *memcpy_addr [17];
355 gpointer *bzero_addr [17];
356 gpointer llvm_module;
357 /* Maps MonoMethod -> GSlist of addresses */
358 GHashTable *llvm_jit_callees;
363 MonoCodeManager *code_mp;
364 } MonoJitDynamicMethodInfo;
366 /* An extension of MonoGenericParamFull used in generic sharing */
368 MonoGenericParamFull param;
369 MonoGenericParam *parent;
370 } MonoGSharedGenericParam;
372 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
374 /* Contains a list of ips which needs to be patched when a method is compiled */
385 * Information about a stack frame.
386 * FIXME This typedef exists only to avoid tons of code rewriting
388 typedef MonoStackFrameInfo StackFrameInfo;
391 #define mono_bitset_foreach_bit(set,b,n) \
392 for (b = 0; b < n; b++)\
393 if (mono_bitset_test_fast(set,b))
395 #define mono_bitset_foreach_bit(set,b,n) \
396 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
400 * Pull the list of opcodes
402 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
406 #include "mono/cil/opcode.def"
411 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
413 #define MONO_INST_NULLIFY_SREGS(dest) do { \
414 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
417 #define MONO_INST_NEW(cfg,dest,op) do { \
418 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
419 (dest)->opcode = (op); \
421 MONO_INST_NULLIFY_SREGS ((dest)); \
422 (dest)->cil_code = (cfg)->ip; \
425 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
426 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
427 (dest)->inst.opcode = (op); \
428 (dest)->inst.dreg = -1; \
429 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
430 (dest)->inst.cil_code = (cfg)->ip; \
433 #define MONO_ADD_INS(b,inst) do { \
434 if ((b)->last_ins) { \
435 (b)->last_ins->next = (inst); \
436 (inst)->prev = (b)->last_ins; \
437 (b)->last_ins = (inst); \
439 (b)->code = (b)->last_ins = (inst); \
443 #define NULLIFY_INS(ins) do { \
444 (ins)->opcode = OP_NOP; \
446 MONO_INST_NULLIFY_SREGS ((ins)); \
449 /* Remove INS from BB */
450 #define MONO_REMOVE_INS(bb,ins) do { \
452 (ins)->prev->next = (ins)->next; \
454 (ins)->next->prev = (ins)->prev; \
455 if ((bb)->code == (ins)) \
456 (bb)->code = (ins)->next; \
457 if ((bb)->last_ins == (ins)) \
458 (bb)->last_ins = (ins)->prev; \
461 /* Remove INS from BB and nullify it */
462 #define MONO_DELETE_INS(bb,ins) do { \
463 MONO_REMOVE_INS ((bb), (ins)); \
464 NULLIFY_INS ((ins)); \
468 * this is used to determine when some branch optimizations are possible: we exclude FP compares
469 * because they have weird semantics with NaNs.
471 #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))
472 #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))
474 #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))
476 #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)))
478 #define MONO_IS_SETCC(ins) ((((ins)->opcode >= OP_CEQ) && ((ins)->opcode <= OP_CLT_UN)) || (((ins)->opcode >= OP_ICEQ) && ((ins)->opcode <= OP_ICLT_UN)) || (((ins)->opcode >= OP_LCEQ) && ((ins)->opcode <= OP_LCLT_UN)) || (((ins)->opcode >= OP_FCEQ) && ((ins)->opcode <= OP_FCLT_UN)))
481 #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))
482 #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))
483 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
485 #define MONO_IS_CALL(ins) (((ins->opcode >= OP_VOIDCALL) && (ins->opcode <= OP_VOIDCALL_MEMBASE)) || ((ins->opcode >= OP_FCALL) && (ins->opcode <= OP_FCALL_MEMBASE)) || ((ins->opcode >= OP_LCALL) && (ins->opcode <= OP_LCALL_MEMBASE)) || ((ins->opcode >= OP_VCALL) && (ins->opcode <= OP_VCALL_MEMBASE)) || ((ins->opcode >= OP_CALL) && (ins->opcode <= OP_CALL_MEMBASE)) || ((ins->opcode >= OP_VCALL2) && (ins->opcode <= OP_VCALL2_MEMBASE)) || (ins->opcode == OP_TAILCALL) || ((ins->opcode >= OP_RCALL) && (ins->opcode <= OP_RCALL_MEMBASE)))
487 #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)))
489 #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))))
491 /* FIXME: Add more instructions */
492 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
493 #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))
495 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
498 #ifdef MONO_ARCH_SIMD_INTRINSICS
500 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
501 #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))
502 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
503 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
504 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
506 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
510 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
511 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
512 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
513 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
514 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
515 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
517 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
521 typedef struct MonoInstList MonoInstList;
522 typedef struct MonoInst MonoInst;
523 typedef struct MonoCallInst MonoCallInst;
524 typedef struct MonoCallArgParm MonoCallArgParm;
525 typedef struct MonoMethodVar MonoMethodVar;
526 typedef struct MonoBasicBlock MonoBasicBlock;
527 typedef struct MonoLMF MonoLMF;
528 typedef struct MonoSpillInfo MonoSpillInfo;
529 typedef struct MonoTraceSpec MonoTraceSpec;
531 extern MonoNativeTlsKey mono_jit_tls_id;
532 extern MonoTraceSpec *mono_jit_trace_calls;
533 extern gboolean mono_break_on_exc;
534 extern int mono_exc_esp_offset;
535 extern gboolean mono_compile_aot;
536 extern gboolean mono_aot_only;
537 extern gboolean mono_llvm_only;
538 extern MonoAotMode mono_aot_mode;
539 extern MonoMethodDesc *mono_inject_async_exc_method;
540 extern int mono_inject_async_exc_pos;
541 extern MonoMethodDesc *mono_break_at_bb_method;
542 extern int mono_break_at_bb_bb_num;
543 extern gboolean mono_verify_all;
544 extern gboolean mono_do_x86_stack_align;
545 extern const char *mono_build_date;
546 extern gboolean mono_do_signal_chaining;
547 extern gboolean mono_do_crash_chaining;
548 extern MONO_API gboolean mono_use_llvm;
549 extern gboolean mono_do_single_method_regression;
550 extern guint32 mono_single_method_regression_opt;
551 extern MonoMethod *mono_current_single_method;
552 extern GSList *mono_single_method_list;
553 extern GHashTable *mono_single_method_hash;
554 extern gboolean mono_using_xdebug;
555 extern int mini_verbose;
556 extern int valgrind_register;
558 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
560 extern const char ins_info[];
561 extern const gint8 ins_sreg_counts [];
564 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
566 #define mono_inst_get_num_src_registers(ins) 0
569 #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)))
571 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
573 #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)
575 #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)
577 #define mono_bb_first_ins(bb) (bb)->code
579 struct MonoSpillInfo {
584 * Information about a call site for the GC map creation code
587 /* The next offset after the call instruction */
589 /* The basic block containing the call site */
592 * The set of variables live at the call site.
593 * Has length cfg->num_varinfo in bits.
597 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
604 * The IR-level extended basic block.
606 * A basic block can have multiple exits just fine, as long as the point of
607 * 'departure' is the last instruction in the basic block. Extended basic
608 * blocks, on the other hand, may have instructions that leave the block
609 * midstream. The important thing is that they cannot be _entered_
610 * midstream, ie, execution of a basic block (or extened bb) always start
611 * at the beginning of the block, never in the middle.
613 struct MonoBasicBlock {
616 /* the next basic block in the order it appears in IL */
617 MonoBasicBlock *next_bb;
620 * Before instruction selection it is the first tree in the
621 * forest and the first item in the list of trees. After
622 * instruction selection it is the first instruction and the
623 * first item in the list of instructions.
627 /* unique block number identification */
632 /* Basic blocks: incoming and outgoing counts and pointers */
633 /* Each bb should only appear once in each array */
634 gint16 out_count, in_count;
635 MonoBasicBlock **in_bb;
636 MonoBasicBlock **out_bb;
638 /* Points to the start of the CIL code that initiated this BB */
639 unsigned char* cil_code;
641 /* Length of the CIL block */
644 /* The offset of the generated code, used for fixups */
646 /* The length of the generated code, doesn't include alignment padding */
648 /* The real native offset, which includes alignment padding too */
649 int real_native_offset;
653 /* Visited and reachable flags */
657 * SSA and loop based flags
659 MonoBitSet *dominators;
660 MonoBitSet *dfrontier;
661 MonoBasicBlock *idom;
663 /* fast dominator algorithm */
664 MonoBasicBlock *df_parent, *ancestor, *child, *label;
665 int size, sdom, idomn;
667 /* loop nesting and recognition */
670 gint8 loop_body_start;
673 * Whenever the bblock is rarely executed so it should be emitted after
674 * the function epilog.
676 guint out_of_line : 1;
677 /* Caches the result of uselessness calculation during optimize_branches */
678 guint not_useless : 1;
679 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
680 guint has_array_access : 1;
681 /* Whenever this bblock is extended, ie. it has branches inside it */
683 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
684 guint has_jump_table : 1;
685 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
686 guint has_call_handler : 1;
687 /* Whenever this bblock starts a try block */
691 /* The offset of the CIL instruction in this bblock which ends a try block */
696 * If this is set, extend the try range started by this bblock by an arch specific
697 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
700 guint extend_try_block : 1;
702 /* use for liveness analysis */
704 MonoBitSet *kill_set;
705 MonoBitSet *live_in_set;
706 MonoBitSet *live_out_set;
708 /* fields to deal with non-empty stack slots at bb boundary */
709 guint16 out_scount, in_scount;
710 MonoInst **out_stack;
713 /* we use that to prevent merging of bblocks covered by different clauses*/
717 MonoInst *last_seq_point;
719 GSList *spill_slot_defs;
721 /* List of call sites in this bblock sorted by pc_offset */
722 GSList *gc_callsites;
725 * The region encodes whether the basic block is inside
726 * a finally, catch, filter or none of these.
728 * If the value is -1, then it is neither finally, catch nor filter
730 * Otherwise the format is:
732 * Bits: | 0-3 | 4-7 | 8-31
734 * | clause-flags | MONO_REGION | clause-index
739 /* The current symbolic register number, used in local register allocation. */
746 BB_REACHABLE = 1 << 1,
747 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
748 BB_EXCEPTION_UNSAFE = 1 << 3,
749 BB_EXCEPTION_HANDLER = 1 << 4,
750 /* for Native Client, mark the blocks that can be jumped to indirectly */
751 BB_INDIRECT_JUMP_TARGET = 1 << 5
754 typedef struct MonoMemcpyArgs {
760 /* Scalar argument passed by value */
762 /* Only in ainfo->pair_storage */
764 /* Only in ainfo->pair_storage */
766 /* Valuetype passed in 1-2 consecutive register */
769 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
771 /* Fixed size argument passed to/returned from gsharedvt method by ref */
772 LLVMArgGsharedvtFixed,
773 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
774 LLVMArgGsharedvtFixedVtype,
775 /* Variable sized argument passed to/returned from gsharedvt method by ref */
776 LLVMArgGsharedvtVariable,
777 /* Vtype passed as one int array argument */
779 /* Vtype passed as a set of fp arguments */
782 * Only for returns, a structure which
783 * consists of floats/doubles.
787 /* Vtype returned as an int */
792 LLVMArgStorage storage;
795 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
796 * This contains how the parts of the vtype are passed.
798 LLVMArgStorage pair_storage [8];
800 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
801 * If storage == LLVMArgAsFpArgs, this is the number of arguments
802 * used to pass the value.
803 * If storage == LLVMArgFpStruct, this is the number of fields
807 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
809 /* Parameter index in the LLVM signature */
812 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
818 /* Whenever there is an rgctx argument */
820 /* Whenever there is an IMT argument */
823 * The position of the vret arg in the argument list.
824 * Only if ret->storage == ArgVtypeRetAddr.
828 /* The indexes of various special arguments in the LLVM signature */
829 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
831 /* Inline array of argument info */
832 /* args [0] is for the this argument if it exists */
833 LLVMArgInfo args [1];
836 #define MONO_MAX_SRC_REGS 3
840 guint8 type; /* stack type */
843 /* used by the register allocator */
844 gint32 dreg, sreg1, sreg2, sreg3;
846 MonoInst *next, *prev;
853 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
855 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
861 MonoMethodSignature *signature;
862 MonoBasicBlock **many_blocks;
863 MonoBasicBlock *target_block;
868 MonoCallInst *call_inst;
869 MonoExceptionClause *exception_clause;
875 const unsigned char* cil_code; /* for debugging and bblock splitting */
877 /* used mostly by the backend to store additional info it may need */
882 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
885 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
886 gboolean record_cast_details; /* For CEE_CASTCLASS */
887 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
888 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
889 int pc_offset; /* OP_GC_LIVERANGE_START/END */
892 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
893 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
894 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
896 int memory_barrier_kind;
902 struct MonoCallInst {
904 MonoMethodSignature *signature;
911 guint stack_align_amount;
912 guint is_virtual : 1;
914 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
915 guint fptr_is_patch : 1;
917 * If this is true, then the call returns a vtype in a register using the same
918 * calling convention as OP_CALL.
920 guint vret_in_reg : 1;
921 /* Whenever vret_in_reg returns fp values */
922 guint vret_in_reg_fp : 1;
923 /* Whenever there is an IMT argument and it is dynamic */
924 guint dynamic_imt_arg : 1;
925 /* Whenever there is an RGCTX argument */
926 guint32 rgctx_reg : 1;
927 /* Whenever the call will need an unbox trampoline */
928 guint need_unbox_trampoline : 1;
929 regmask_t used_iregs;
930 regmask_t used_fregs;
931 GSList *out_ireg_args;
932 GSList *out_freg_args;
937 int rgctx_arg_reg, imt_arg_reg;
940 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
945 struct MonoCallArgParm {
954 * Note: some of the values overlap, because they can't appear
955 * in the same MonoInst.
958 MONO_INST_HAS_METHOD = 1,
959 MONO_INST_INIT = 1, /* in localloc */
960 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
961 MONO_INST_IS_DEAD = 2,
962 MONO_INST_TAILCALL = 4,
963 MONO_INST_VOLATILE = 4,
964 MONO_INST_NOTYPECHECK = 4,
965 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
966 MONO_INST_UNALIGNED = 8,
967 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
968 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
969 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
970 /* the address of the variable has been taken */
971 MONO_INST_INDIRECT = 16,
972 MONO_INST_NORANGECHECK = 16,
973 /* On loads, the source address can be null */
974 MONO_INST_FAULT = 32,
976 * On variables, identifies LMF variables. These variables have a dummy type (int), but
977 * require stack space for a MonoLMF struct.
980 /* On loads, the source address points to a constant value */
981 MONO_INST_INVARIANT_LOAD = 64,
982 /* On variables, the variable needs GC tracking */
983 MONO_INST_GC_TRACK = 128,
985 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
986 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
988 MONO_INST_GC_CALLSITE = 128,
989 /* On comparisons, mark the branch following the condition as likely to be taken */
990 MONO_INST_LIKELY = 128,
993 #define inst_c0 data.op[0].const_val
994 #define inst_c1 data.op[1].const_val
995 #define inst_i0 data.op[0].src
996 #define inst_i1 data.op[1].src
997 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
998 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
999 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1001 #define inst_p0 data.op[0].p
1002 #define inst_p1 data.op[1].p
1004 #define inst_l data.i8const
1005 #define inst_r data.r8const
1006 #define inst_left data.op[0].src
1007 #define inst_right data.op[1].src
1009 #define inst_newa_len data.op[0].src
1010 #define inst_newa_class data.op[1].klass
1012 #define inst_var data.op[0].var
1013 #define inst_vtype data.op[1].vtype
1014 /* in branch instructions */
1015 #define inst_many_bb data.op[1].many_blocks
1016 #define inst_target_bb data.op[0].target_block
1017 #define inst_true_bb data.op[1].many_blocks[0]
1018 #define inst_false_bb data.op[1].many_blocks[1]
1020 #define inst_basereg sreg1
1021 #define inst_indexreg sreg2
1022 #define inst_destbasereg dreg
1023 #define inst_offset data.op[0].const_val
1024 #define inst_imm data.op[1].const_val
1025 #define inst_call data.op[1].call_inst
1027 #define inst_phi_args data.op[1].phi_args
1028 #define inst_eh_block data.op[1].exception_clause
1031 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1033 ins->sreg1 = regs [0];
1034 ins->sreg2 = regs [1];
1035 ins->sreg3 = regs [2];
1038 /* instruction description for use in regalloc/scheduling */
1041 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1046 /* Unused, commented out to reduce the size of the mdesc tables
1057 guint16 tid; /* tree number */
1058 guint16 bid; /* block number */
1064 MonoPosition first_use, last_use;
1067 typedef struct MonoLiveRange2 MonoLiveRange2;
1069 struct MonoLiveRange2 {
1071 MonoLiveRange2 *next;
1075 /* List of live ranges sorted by 'from' */
1076 MonoLiveRange2 *range;
1077 MonoLiveRange2 *last_range;
1081 * Additional information about a variable
1083 struct MonoMethodVar {
1084 guint idx; /* inside cfg->varinfo, cfg->vars */
1085 MonoLiveRange range; /* generated by liveness analysis */
1086 MonoLiveInterval *interval; /* generated by liveness analysis */
1087 int reg; /* != -1 if allocated into a register */
1089 MonoBitSet *def_in; /* used by SSA */
1090 MonoInst *def; /* used by SSA */
1091 MonoBasicBlock *def_bb; /* used by SSA */
1092 GList *uses; /* used by SSA */
1093 char cpstate; /* used by SSA conditional constant propagation */
1094 /* The native offsets corresponding to the live range of the variable */
1095 gint32 live_range_start, live_range_end;
1097 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1104 * Stores state need to resume exception handling when using LLVM
1109 MonoContext ctx, new_ctx;
1113 int first_filter_idx, filter_idx;
1117 gpointer end_of_stack;
1119 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1122 gpointer restore_stack_prot;
1123 guint32 handling_stack_ovf;
1124 gpointer signal_stack;
1125 guint32 signal_stack_size;
1126 gpointer stack_ovf_guard_base;
1127 guint32 stack_ovf_guard_size;
1128 guint stack_ovf_valloced : 1;
1129 void (*abort_func) (MonoObject *object);
1130 /* Used to implement --debug=casts */
1131 MonoClass *class_cast_from, *class_cast_to;
1133 /* Stores state needed by handler block with a guard */
1135 ResumeState resume_state;
1137 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1138 /* handler block return address */
1139 gpointer handler_block_return_address;
1141 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1142 is an activation on stack making sure it will remain alive.*/
1143 MonoJitExceptionInfo *handler_block;
1145 /* context to be used by the guard trampoline when resuming interruption.*/
1146 MonoContext handler_block_context;
1148 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1149 * when it is called from profiler functions during exception handling.
1151 MonoContext orig_ex_ctx;
1152 gboolean orig_ex_ctx_set;
1155 * Stores if we need to run a chained exception in Windows.
1157 gboolean mono_win_chained_exception_needs_run;
1160 * The current exception in flight
1165 * The calling assembly in llvmonly mode.
1167 MonoImage *calling_image;
1171 * This structure is an extension of MonoLMF and contains extra information.
1175 gboolean debugger_invoke;
1176 MonoContext ctx; /* if debugger_invoke is TRUE */
1179 /* Generic sharing */
1182 * Flags for which contexts were used in inflating a generic.
1185 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1186 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1190 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1191 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1192 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1193 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1197 MONO_RGCTX_INFO_STATIC_DATA,
1198 MONO_RGCTX_INFO_KLASS,
1199 MONO_RGCTX_INFO_ELEMENT_KLASS,
1200 MONO_RGCTX_INFO_VTABLE,
1201 MONO_RGCTX_INFO_TYPE,
1202 MONO_RGCTX_INFO_REFLECTION_TYPE,
1203 MONO_RGCTX_INFO_METHOD,
1204 /* In llvmonly mode, this is a function descriptor */
1205 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1206 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1207 MONO_RGCTX_INFO_CLASS_FIELD,
1208 MONO_RGCTX_INFO_METHOD_RGCTX,
1209 MONO_RGCTX_INFO_METHOD_CONTEXT,
1210 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1211 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1212 MONO_RGCTX_INFO_CAST_CACHE,
1213 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1214 MONO_RGCTX_INFO_VALUE_SIZE,
1215 /* +1 to avoid zero values in rgctx slots */
1216 MONO_RGCTX_INFO_FIELD_OFFSET,
1217 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1218 /* In llvmonly mode, this is a function descriptor */
1219 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1220 /* Same for virtual calls */
1221 /* In llvmonly mode, this is a function descriptor */
1222 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1223 /* Same for calli, associated with a signature */
1224 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1225 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1226 /* One of MONO_GSHAREDVT_BOX_TYPE */
1227 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1228 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1229 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1230 MONO_RGCTX_INFO_LOCAL_OFFSET,
1231 MONO_RGCTX_INFO_MEMCPY,
1232 MONO_RGCTX_INFO_BZERO,
1233 /* The address of Nullable<T>.Box () */
1234 /* In llvmonly mode, this is a function descriptor */
1235 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1236 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1237 /* MONO_PATCH_INFO_VCALL_METHOD */
1238 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1240 * MONO_PATCH_INFO_VCALL_METHOD
1241 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1242 * which implements the method.
1244 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1245 } MonoRgctxInfoType;
1247 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1248 MonoRgctxInfoType info_type;
1250 struct _MonoRuntimeGenericContextInfoTemplate *next;
1251 } MonoRuntimeGenericContextInfoTemplate;
1254 MonoClass *next_subclass;
1255 MonoRuntimeGenericContextInfoTemplate *infos;
1256 GSList *method_templates;
1257 } MonoRuntimeGenericContextTemplate;
1260 MonoVTable *class_vtable; /* must be the first element */
1261 MonoGenericInst *method_inst;
1262 gpointer infos [MONO_ZERO_LEN_ARRAY];
1263 } MonoMethodRuntimeGenericContext;
1265 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1267 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1268 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1269 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1270 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1272 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1276 MonoRuntimeGenericContextInfoTemplate *entries;
1277 int num_entries, count_entries;
1278 } MonoGSharedVtMethodInfo;
1280 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1284 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1285 * We use this instead of rgctx slots since these can be loaded using a load instead
1286 * of a call to an rgctx fetch trampoline.
1288 gpointer entries [MONO_ZERO_LEN_ARRAY];
1289 } MonoGSharedVtMethodRuntimeInfo;
1295 MonoMethodSignature *invoke_sig;
1296 MonoMethodSignature *sig;
1297 gpointer method_ptr;
1298 gpointer invoke_impl;
1300 gpointer impl_nothis;
1301 gboolean need_rgctx_tramp;
1302 } MonoDelegateTrampInfo;
1305 * A function descriptor, which is a function address + argument pair.
1306 * In llvm-only mode, these are used instead of trampolines to pass
1307 * extra arguments to runtime functions/methods.
1316 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1317 #include "patch-info.h"
1323 * We need to store the image which the token refers to along with the token,
1324 * since the image might not be the same as the image of the method which
1325 * contains the relocation, because of inlining.
1327 typedef struct MonoJumpInfoToken {
1330 gboolean has_context;
1331 MonoGenericContext context;
1332 } MonoJumpInfoToken;
1334 typedef struct MonoJumpInfoBBTable {
1335 MonoBasicBlock **table;
1337 } MonoJumpInfoBBTable;
1339 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1341 /* Contains information describing an LLVM IMT trampoline */
1342 typedef struct MonoJumpInfoImtTramp {
1345 } MonoJumpInfoImtTramp;
1347 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1350 * Represents the method which is called when a virtual call is made to METHOD
1351 * on a receiver of type KLASS.
1354 /* Receiver class */
1356 /* Virtual method */
1358 } MonoJumpInfoVirtMethod;
1360 typedef struct MonoJumpInfo MonoJumpInfo;
1361 struct MonoJumpInfo {
1363 /* Relocation type for patching */
1371 MonoJumpInfoType type;
1373 gconstpointer target;
1374 #if SIZEOF_VOID_P == 8
1384 MonoClassField *field;
1388 MonoJumpInfoToken *token;
1389 MonoJumpInfoBBTable *table;
1390 MonoJumpInfoRgctxEntry *rgctx_entry;
1391 MonoJumpInfoImtTramp *imt_tramp;
1392 MonoJumpInfoGSharedVtCall *gsharedvt;
1393 MonoGSharedVtMethodInfo *gsharedvt_method;
1394 MonoMethodSignature *sig;
1395 MonoDelegateClassMethodPair *del_tramp;
1396 /* MONO_PATCH_INFO_VIRT_METHOD */
1397 MonoJumpInfoVirtMethod *virt_method;
1402 * Contains information for computing the
1403 * property given by INFO_TYPE of the runtime
1404 * object described by DATA.
1406 struct MonoJumpInfoRgctxEntry {
1409 MonoJumpInfo *data; /* describes the data to be loaded */
1410 MonoRgctxInfoType info_type;
1413 /* Contains information about a gsharedvt call */
1414 struct MonoJumpInfoGSharedVtCall {
1415 /* The original signature of the call */
1416 MonoMethodSignature *sig;
1417 /* The method which is called */
1422 MONO_TRAMPOLINE_JIT,
1423 MONO_TRAMPOLINE_JUMP,
1424 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1425 MONO_TRAMPOLINE_AOT,
1426 MONO_TRAMPOLINE_AOT_PLT,
1427 MONO_TRAMPOLINE_DELEGATE,
1428 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1429 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1430 MONO_TRAMPOLINE_VCALL,
1431 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1433 } MonoTrampolineType;
1435 /* These trampolines return normally to their caller */
1436 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1437 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1438 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1440 /* These trampolines receive an argument directly in a register */
1441 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1442 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1444 /* optimization flags */
1445 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1447 #include "optflags-def.h"
1452 * This structure represents a JIT backend.
1455 guint have_card_table_wb : 1;
1456 guint have_op_generic_class_init : 1;
1457 guint emulate_mul_div : 1;
1458 guint emulate_div : 1;
1459 guint emulate_long_shift_opts : 1;
1460 guint have_objc_get_selector : 1;
1461 guint have_generalized_imt_thunk : 1;
1462 guint have_tls_get : 1;
1463 guint have_tls_get_reg : 1;
1464 guint have_liverange_ops: 1;
1465 guint have_op_tail_call : 1;
1466 guint have_dummy_init : 1;
1467 guint gshared_supported : 1;
1468 guint use_fpstack : 1;
1470 guint need_got_var : 1;
1471 guint need_div_check : 1;
1472 guint no_unaligned_access : 1;
1473 int monitor_enter_adjustment;
1474 int dyn_call_param_area;
1477 /* Flags for mini_method_compile () */
1479 /* Whenever to run cctors during JITting */
1480 JIT_FLAG_RUN_CCTORS = (1 << 0),
1481 /* Whenever this is an AOT compilation */
1482 JIT_FLAG_AOT = (1 << 1),
1483 /* Whenever this is a full AOT compilation */
1484 JIT_FLAG_FULL_AOT = (1 << 2),
1485 /* Whenever to compile with LLVM */
1486 JIT_FLAG_LLVM = (1 << 3),
1487 /* Whenever to disable direct calls to direct calls to icall functions */
1488 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1489 /* Emit explicit null checks */
1490 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1491 /* Whenever to compile in llvm-only mode */
1492 JIT_FLAG_LLVM_ONLY = (1 << 6),
1495 /* Bit-fields in the MonoBasicBlock.region */
1496 #define MONO_REGION_TRY 0
1497 #define MONO_REGION_FINALLY 16
1498 #define MONO_REGION_CATCH 32
1499 #define MONO_REGION_FAULT 64 /* Currently unused */
1500 #define MONO_REGION_FILTER 128
1502 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1504 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1505 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1507 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1509 #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))))
1511 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1512 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1515 * Control Flow Graph and compilation unit information
1519 MonoMethodHeader *header;
1520 MonoMemPool *mempool;
1522 MonoMethodVar *vars;
1524 MonoBasicBlock *bb_entry;
1525 MonoBasicBlock *bb_exit;
1526 MonoBasicBlock *bb_init;
1527 MonoBasicBlock **bblocks;
1528 MonoBasicBlock **cil_offset_to_bb;
1529 MonoMemPool *state_pool; /* used by instruction selection */
1530 MonoBasicBlock *cbb; /* used by instruction selection */
1531 MonoInst *prev_ins; /* in decompose */
1532 MonoJumpInfo *patch_info;
1533 MonoJitInfo *jit_info;
1534 MonoJitDynamicMethodInfo *dynamic_info;
1535 guint num_bblocks, max_block_num;
1537 guint num_varinfo; /* used items in varinfo */
1538 guint varinfo_count; /* total storage in varinfo */
1541 gint cil_offset_to_bb_len;
1543 MonoSpillInfo *spill_info [16]; /* machine register spills */
1545 gint spill_info_len [16];
1546 /* unsigned char *cil_code; */
1547 MonoMethod *inlined_method; /* the method which is currently inlined */
1548 MonoInst *domainvar; /* a cache for the current domain */
1549 MonoInst *got_var; /* Global Offset Table variable */
1551 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1553 MonoType **arg_types;
1554 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1555 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1556 MonoGenericContext *generic_context;
1558 MonoBackend *backend;
1561 * This variable represents the hidden argument holding the vtype
1562 * return address. If the method returns something other than a vtype, or
1563 * the vtype is returned in registers this is NULL.
1565 MonoInst *vret_addr;
1568 * This is used to initialize the cil_code field of MonoInst's.
1570 const unsigned char *ip;
1572 struct MonoAliasingInformation *aliasing_info;
1574 /* A hashtable of region ID-> SP var mappings */
1575 /* An SP var is a place to store the stack pointer (used by handlers)*/
1578 /* A hashtable of region ID -> EX var mappings */
1579 /* An EX var stores the exception object passed to catch/filter blocks */
1582 GList *ldstr_list; /* used by AOT */
1587 GHashTable *cbb_hash;
1589 /* The current virtual register number */
1592 MonoGenericSharingContext gsctx;
1593 MonoGenericContext *gsctx_context;
1595 MonoGSharedVtMethodInfo *gsharedvt_info;
1597 /* Points to the gsharedvt locals area at runtime */
1598 MonoInst *gsharedvt_locals_var;
1600 /* The localloc instruction used to initialize gsharedvt_locals_var */
1601 MonoInst *gsharedvt_locals_var_ins;
1603 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1604 MonoInst *gsharedvt_info_var;
1606 /* For native-to-managed wrappers, CEE_MONO_JIT_(AT|DE)TACH opcodes */
1607 MonoInst *attach_cookie;
1608 MonoInst *attach_dummy;
1611 MonoInst *lmf_addr_var;
1613 MonoInst *stack_inbalance_var;
1615 unsigned char *cil_start;
1616 #ifdef __native_client_codegen__
1617 /* this alloc is not aligned, native_code */
1618 /* is the 32-byte aligned version of this */
1619 unsigned char *native_code_alloc;
1621 unsigned char *native_code;
1627 regmask_t used_int_regs;
1629 guint32 prof_options;
1632 guint32 verbose_level;
1633 guint32 stack_usage;
1637 guint disable_aot : 1;
1638 guint disable_ssa : 1;
1639 guint disable_llvm : 1;
1640 guint enable_extended_bblocks : 1;
1641 guint run_cctors : 1;
1642 guint need_lmf_area : 1;
1643 guint compile_aot : 1;
1645 guint compile_llvm : 1;
1646 guint got_var_allocated : 1;
1647 guint ret_var_is_local : 1;
1648 guint ret_var_set : 1;
1649 guint unverifiable : 1;
1650 guint skip_visibility : 1;
1651 guint disable_reuse_registers : 1;
1652 guint disable_reuse_stack_slots : 1;
1653 guint disable_reuse_ref_stack_slots : 1;
1654 guint disable_ref_noref_stack_slot_share : 1;
1655 guint disable_initlocals_opt : 1;
1656 guint disable_initlocals_opt_refs : 1;
1657 guint disable_omit_fp : 1;
1658 guint disable_vreg_to_lvreg : 1;
1659 guint disable_deadce_vars : 1;
1660 guint disable_out_of_line_bblocks : 1;
1661 guint disable_direct_icalls : 1;
1662 guint create_lmf_var : 1;
1664 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1665 * instead of being generated in emit_prolog ()/emit_epilog ().
1669 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1670 * mono_lmf_addr TLS variable.
1672 guint lmf_ir_mono_lmf : 1;
1673 guint gen_write_barriers : 1;
1674 guint init_ref_vars : 1;
1675 guint extend_live_ranges : 1;
1676 guint compute_precise_live_ranges : 1;
1677 guint has_got_slots : 1;
1678 guint uses_rgctx_reg : 1;
1679 guint uses_vtable_reg : 1;
1680 guint uses_simd_intrinsics : 1;
1681 guint keep_cil_nops : 1;
1682 guint gen_seq_points : 1;
1683 /* Generate seq points for use by the debugger */
1684 guint gen_sdb_seq_points : 1;
1685 guint explicit_null_checks : 1;
1686 guint compute_gc_maps : 1;
1687 guint soft_breakpoints : 1;
1688 guint arch_eh_jit_info : 1;
1689 guint has_emulated_ops : 1;
1690 guint has_indirection : 1;
1691 guint has_atomic_add_i4 : 1;
1692 guint has_atomic_exchange_i4 : 1;
1693 guint has_atomic_cas_i4 : 1;
1694 guint check_pinvoke_callconv : 1;
1695 guint has_unwind_info_for_epilog : 1;
1696 guint disable_inline : 1;
1697 /* Disable inlining into caller */
1698 guint no_inline : 1;
1700 guint gsharedvt : 1;
1702 guint llvm_only : 1;
1704 gpointer debug_info;
1707 MonoProfileCoverageInfo *coverage_info;
1708 GHashTable *token_info_hash;
1709 MonoCompileArch arch;
1710 guint32 inline_depth;
1711 /* Size of memory reserved for thunks */
1715 /* Offset between the start of code and the thunks area */
1717 guint32 exception_type; /* MONO_EXCEPTION_* */
1718 guint32 exception_data;
1719 char* exception_message;
1720 gpointer exception_ptr;
1722 guint8 * encoded_unwind_ops;
1723 guint32 encoded_unwind_ops_len;
1728 /* Fields used by the local reg allocator */
1732 /* Maps vregs to their associated MonoInst's */
1733 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1734 MonoInst **vreg_to_inst;
1736 /* Size of above array */
1737 guint32 vreg_to_inst_len;
1739 /* Marks vregs which hold a GC ref */
1740 /* FIXME: Use a bitmap */
1741 gboolean *vreg_is_ref;
1743 /* Size of above array */
1744 guint32 vreg_is_ref_len;
1746 /* Marks vregs which hold a managed pointer */
1747 /* FIXME: Use a bitmap */
1748 gboolean *vreg_is_mp;
1750 /* Size of above array */
1751 guint32 vreg_is_mp_len;
1754 * The original method to compile, differs from 'method' when doing generic
1757 MonoMethod *orig_method;
1759 /* Patches which describe absolute addresses embedded into the native code */
1760 GHashTable *abs_patches;
1762 /* If the arch passes valuetypes by address, then for methods
1763 which use JMP the arch code should use these local
1764 variables to store the addresses of incoming valuetypes.
1765 The addresses should be stored in mono_arch_emit_prolog()
1766 and can be used when emitting code for OP_JMP. See
1768 MonoInst **tailcall_valuetype_addrs;
1770 /* Used to implement move_i4_to_f on archs that can't do raw
1771 copy between an ireg and a freg. This is an int32 var.*/
1772 MonoInst *iconv_raw_var;
1774 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1775 MonoInst *fconv_to_r8_x_var;
1777 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1778 MonoInst *simd_ctor_var;
1780 /* Used to implement dyn_call */
1781 MonoInst *dyn_call_var;
1784 * List of sequence points represented as IL offset+native offset pairs.
1785 * Allocated using glib.
1786 * IL offset can be -1 or 0xffffff to refer to the sequence points
1787 * inside the prolog and epilog used to implement method entry/exit events.
1789 GPtrArray *seq_points;
1791 /* The encoded sequence point info */
1792 struct MonoSeqPointInfo *seq_point_info;
1794 /* Method headers which need to be freed after compilation */
1795 GSList *headers_to_free;
1798 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1799 /* Symbol used to refer to this method in generated assembly */
1801 char *asm_debug_symbol;
1802 char *llvm_method_name;
1803 int castclass_cache_index;
1805 MonoJitExceptionInfo *llvm_ex_info;
1806 guint32 llvm_ex_info_len;
1807 int llvm_this_reg, llvm_this_offset;
1809 GSList *try_block_holes;
1811 /* DWARF location list for 'this' */
1812 GSList *this_loclist;
1814 /* DWARF location list for 'rgctx_var' */
1815 GSList *rgctx_loclist;
1817 int *gsharedvt_vreg_to_idx;
1823 /* The offsets of the locals area relative to the frame pointer */
1824 gint locals_min_stack_offset, locals_max_stack_offset;
1826 /* The current CFA rule */
1827 int cur_cfa_reg, cur_cfa_offset;
1829 /* The final CFA rule at the end of the prolog */
1830 int cfa_reg, cfa_offset;
1832 /* Points to a MonoCompileGC */
1836 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1837 * image etc, but it requires a 4 byte alignment.
1840 guint32 gc_map_size;
1842 /* Error handling */
1846 int stat_allocate_var;
1847 int stat_locals_stack_size;
1848 int stat_basic_blocks;
1849 int stat_cil_code_size;
1851 int stat_inlineable_methods;
1852 int stat_inlined_methods;
1853 int stat_code_reallocs;
1857 MONO_CFG_HAS_ALLOCA = 1 << 0,
1858 MONO_CFG_HAS_CALLS = 1 << 1,
1859 MONO_CFG_HAS_LDELEMA = 1 << 2,
1860 MONO_CFG_HAS_VARARGS = 1 << 3,
1861 MONO_CFG_HAS_TAIL = 1 << 4,
1862 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1863 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1864 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1865 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1869 gint32 methods_compiled;
1871 gint32 methods_lookups;
1872 gint32 allocate_var;
1873 gint32 cil_code_size;
1874 gint32 native_code_size;
1875 gint32 code_reallocs;
1876 gint32 max_code_size_ratio;
1877 gint32 biggest_method_size;
1878 gint32 allocated_code_size;
1879 gint32 allocated_seq_points_size;
1880 gint32 inlineable_methods;
1881 gint32 inlined_methods;
1882 gint32 basic_blocks;
1883 gint32 max_basic_blocks;
1884 gint32 locals_stack_size;
1886 gint32 generic_virtual_invocations;
1888 gint32 alias_removed;
1889 gint32 loads_eliminated;
1890 gint32 stores_eliminated;
1891 int methods_with_llvm;
1892 int methods_without_llvm;
1893 char *max_ratio_method;
1894 char *biggest_method;
1895 double jit_method_to_ir;
1896 double jit_liveness_handle_exception_clauses;
1897 double jit_handle_out_of_line_bblock;
1898 double jit_decompose_long_opts;
1899 double jit_local_cprop;
1900 double jit_local_emulate_ops;
1901 double jit_optimize_branches;
1902 double jit_handle_global_vregs;
1903 double jit_local_deadce;
1904 double jit_local_alias_analysis;
1905 double jit_if_conversion;
1906 double jit_bb_ordering;
1907 double jit_compile_dominator_info;
1908 double jit_compute_natural_loops;
1909 double jit_insert_safepoints;
1910 double jit_ssa_compute;
1911 double jit_ssa_cprop;
1912 double jit_ssa_deadce;
1913 double jit_perform_abc_removal;
1914 double jit_ssa_remove;
1915 double jit_local_cprop2;
1916 double jit_handle_global_vregs2;
1917 double jit_local_deadce2;
1918 double jit_optimize_branches2;
1919 double jit_decompose_vtype_opts;
1920 double jit_decompose_array_access_opts;
1921 double jit_liveness_handle_exception_clauses2;
1922 double jit_analyze_liveness;
1923 double jit_linear_scan;
1924 double jit_arch_allocate_vars;
1925 double jit_spill_global_vars;
1926 double jit_local_cprop3;
1927 double jit_local_deadce3;
1929 double jit_create_jit_info;
1930 double jit_gc_create_gc_map;
1931 double jit_save_seq_point_info;
1936 extern MonoJitStats mono_jit_stats;
1938 /* opcodes: value assigned after all the CIL opcodes */
1945 #define MINI_OP(a,b,dest,src1,src2) a,
1946 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1948 OP_START = MONO_CEE_LAST - 1,
1949 #include "mini-ops.h"
1955 #if SIZEOF_VOID_P == 8
1956 #define OP_PCONST OP_I8CONST
1957 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1958 #define OP_PADD OP_LADD
1959 #define OP_PADD_IMM OP_LADD_IMM
1960 #define OP_PSUB_IMM OP_LSUB_IMM
1961 #define OP_PAND_IMM OP_LAND_IMM
1962 #define OP_PXOR_IMM OP_LXOR_IMM
1963 #define OP_PSUB OP_LSUB
1964 #define OP_PMUL OP_LMUL
1965 #define OP_PMUL_IMM OP_LMUL_IMM
1966 #define OP_PNEG OP_LNEG
1967 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1968 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1969 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1970 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1971 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1972 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1973 #define OP_PBEQ OP_LBEQ
1974 #define OP_PCEQ OP_LCEQ
1975 #define OP_PBNE_UN OP_LBNE_UN
1976 #define OP_PBGE_UN OP_LBGE_UN
1977 #define OP_PBLT_UN OP_LBLT_UN
1978 #define OP_PBGE OP_LBGE
1979 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1980 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1982 #define OP_PCONST OP_ICONST
1983 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
1984 #define OP_PADD OP_IADD
1985 #define OP_PADD_IMM OP_IADD_IMM
1986 #define OP_PSUB_IMM OP_ISUB_IMM
1987 #define OP_PAND_IMM OP_IAND_IMM
1988 #define OP_PXOR_IMM OP_IXOR_IMM
1989 #define OP_PSUB OP_ISUB
1990 #define OP_PMUL OP_IMUL
1991 #define OP_PMUL_IMM OP_IMUL_IMM
1992 #define OP_PNEG OP_INEG
1993 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1994 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1995 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1996 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1997 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1998 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
1999 #define OP_PBEQ OP_IBEQ
2000 #define OP_PCEQ OP_ICEQ
2001 #define OP_PBNE_UN OP_IBNE_UN
2002 #define OP_PBGE_UN OP_IBGE_UN
2003 #define OP_PBLT_UN OP_IBLT_UN
2004 #define OP_PBGE OP_IBGE
2005 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
2006 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
2009 /* Opcodes to load/store regsize quantities */
2010 #if defined (__mono_ilp32__)
2011 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
2012 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
2014 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
2015 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2042 #if HAVE_ARRAY_ELEM_INIT
2043 extern const guint8 mono_burg_arity [];
2045 extern guint8 mono_burg_arity [];
2048 extern const char MONO_ARCH_CPU_SPEC [];
2049 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2050 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2051 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2052 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2057 MONO_COMP_DFRONTIER = 4,
2058 MONO_COMP_DOM_REV = 8,
2059 MONO_COMP_LIVENESS = 16,
2061 MONO_COMP_SSA_DEF_USE = 64,
2062 MONO_COMP_REACHABILITY = 128,
2063 MONO_COMP_LOOPS = 256
2068 MONO_GRAPH_DTREE = 2,
2069 MONO_GRAPH_CFG_CODE = 4,
2070 MONO_GRAPH_CFG_SSA = 8,
2071 MONO_GRAPH_CFG_OPTCODE = 16
2078 } MonoJitArgumentInfo;
2081 gboolean handle_sigint;
2082 gboolean keep_delegates;
2083 gboolean reverse_pinvoke_exceptions;
2084 gboolean collect_pagefault_stats;
2085 gboolean break_on_unverified;
2086 gboolean better_cast_details;
2087 gboolean mdb_optimizations;
2088 gboolean no_gdb_backtrace;
2089 gboolean suspend_on_sigsegv;
2090 gboolean suspend_on_exception;
2091 gboolean suspend_on_unhandled;
2092 gboolean dyn_runtime_invoke;
2094 gboolean arm_use_fallback_tls;
2096 * Whenever data such as next sequence points and flags is required.
2097 * Next sequence points and flags are required by the debugger agent.
2099 gboolean gen_sdb_seq_points;
2100 gboolean gen_seq_points_compact_data;
2102 * Setting single_imm_size should guarantee that each time managed code is compiled
2103 * the same instructions and registers are used, regardless of the size of used values.
2105 gboolean single_imm_size;
2106 gboolean explicit_null_checks;
2108 * Fill stack frames with 0x2a in method prologs. This helps with the
2109 * debugging of the stack marking code in the GC.
2111 gboolean init_stacks;
2114 * Whenever to implement single stepping and breakpoints without signals in the
2115 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2116 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2119 gboolean soft_breakpoints;
2121 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2123 gboolean break_on_exc;
2125 * Load AOT JIT info eagerly.
2127 gboolean load_aot_jit_info_eagerly;
2129 * Check for pinvoke calling convention mismatches.
2131 gboolean check_pinvoke_callconv;
2133 * Translate Debugger.Break () into a native breakpoint signal
2135 gboolean native_debugger_break;
2137 * Disabling the frame pointer emit optimization can allow debuggers to more easily
2138 * identify the stack on some platforms
2140 gboolean disable_omit_fp;
2168 /* Implicit exceptions */
2170 MONO_EXC_INDEX_OUT_OF_RANGE,
2172 MONO_EXC_ARITHMETIC,
2173 MONO_EXC_DIVIDE_BY_ZERO,
2174 MONO_EXC_INVALID_CAST,
2176 MONO_EXC_ARRAY_TYPE_MISMATCH,
2178 MONO_EXC_INTRINS_NUM
2182 MINI_TOKEN_SOURCE_CLASS,
2183 MINI_TOKEN_SOURCE_METHOD,
2184 MINI_TOKEN_SOURCE_FIELD
2188 * Information about a trampoline function.
2193 * The native code of the trampoline. Not owned by this structure.
2198 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2203 * Patches required by the trampoline when aot-ing. Owned by this structure.
2207 * Unwind information. Owned by this structure.
2212 * Encoded unwind info loaded from AOT images
2215 guint32 uw_info_len;
2218 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2221 FILTER_IL_SEQ_POINT = 1 << 0,
2222 FILTER_NOP = 1 << 1,
2225 static inline gboolean
2226 mono_inst_filter (MonoInst *ins, int filter)
2228 if (!ins || !filter)
2231 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2234 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2240 static inline MonoInst*
2241 mono_inst_next (MonoInst *ins, int filter)
2245 } while (mono_inst_filter (ins, filter));
2250 static inline MonoInst*
2251 mono_inst_prev (MonoInst *ins, int filter)
2255 } while (mono_inst_filter (ins, filter));
2260 static inline MonoInst*
2261 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2263 MonoInst *ins = bb->code;
2264 if (mono_inst_filter (ins, filter))
2265 ins = mono_inst_next (ins, filter);
2270 static inline MonoInst*
2271 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2273 MonoInst *ins = bb->last_ins;
2274 if (mono_inst_filter (ins, filter))
2275 ins = mono_inst_prev (ins, filter);
2281 MONO_API int mono_main (int argc, char* argv[]);
2282 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2283 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2284 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2285 void mini_cleanup (MonoDomain *domain);
2286 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2287 MONO_API gboolean mini_parse_debug_option (const char *option);
2289 /* helper methods */
2290 void mini_jit_init (void);
2291 void mini_jit_cleanup (void);
2292 void mono_disable_optimizations (guint32 opts);
2293 void mono_set_optimizations (guint32 opts);
2294 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2295 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2296 char* mono_opt_descr (guint32 flags);
2297 void mono_set_verbose_level (guint32 level);
2298 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2299 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2300 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2301 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2302 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2304 void mono_precompile_assemblies (void);
2305 MONO_API int mono_parse_default_optimizations (const char* p);
2306 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2307 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2308 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2309 void mono_verify_bblock (MonoBasicBlock *bb);
2310 void mono_verify_cfg (MonoCompile *cfg);
2311 void mono_constant_fold (MonoCompile *cfg);
2312 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2313 int mono_eval_cond_branch (MonoInst *branch);
2314 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2315 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2316 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2317 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2318 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2319 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2320 MonoType* mono_type_from_stack_type (MonoInst *ins);
2321 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2322 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2323 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2324 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2325 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2326 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2327 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2328 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2329 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2330 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2332 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2333 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2334 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2335 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2336 void mono_nullify_basic_block (MonoBasicBlock *bb);
2337 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2338 void mono_optimize_branches (MonoCompile *cfg);
2340 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2341 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2342 void mono_print_ji (const MonoJumpInfo *ji);
2343 void mono_print_ins_index (int i, MonoInst *ins);
2344 void mono_print_ins (MonoInst *ins);
2345 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2346 void mono_print_code (MonoCompile *cfg, const char *msg);
2347 MONO_API void mono_print_method_from_ip (void *ip);
2348 MONO_API char *mono_pmip (void *ip);
2349 gboolean mono_debug_count (void);
2350 MONO_API const char* mono_inst_name (int op);
2351 int mono_op_to_op_imm (int opcode);
2352 int mono_op_imm_to_op (int opcode);
2353 int mono_load_membase_to_load_mem (int opcode);
2354 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2355 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2356 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2357 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2358 guint32 mono_reverse_branch_op (guint32 opcode);
2359 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2360 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2361 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2362 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2363 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2364 guint mono_patch_info_hash (gconstpointer data);
2365 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2366 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2367 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2368 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2369 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2370 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2371 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2372 MonoLMF * mono_get_lmf (void);
2373 MonoLMF** mono_get_lmf_addr (void);
2374 void mono_set_lmf (MonoLMF *lmf);
2375 MonoJitTlsData* mono_get_jit_tls (void);
2376 MONO_API gpointer mono_jit_thread_attach (MonoDomain *domain, gpointer *dummy);
2377 MONO_API void mono_jit_thread_detach (gpointer cookie, gpointer *dummy);
2378 gint32 mono_get_jit_tls_offset (void);
2379 gint32 mono_get_lmf_tls_offset (void);
2380 gint32 mono_get_lmf_addr_tls_offset (void);
2381 int mini_get_tls_offset (MonoTlsKey key);
2382 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2383 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2384 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2385 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2386 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2387 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2388 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2389 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2390 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2391 void mono_analyze_liveness (MonoCompile *cfg);
2392 void mono_analyze_liveness_gc (MonoCompile *cfg);
2393 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2394 void mono_global_regalloc (MonoCompile *cfg);
2395 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2396 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2397 void mono_destroy_compile (MonoCompile *cfg);
2398 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2399 void mono_print_ins_index (int i, MonoInst *ins);
2400 void mono_print_ins (MonoInst *ins);
2401 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2402 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2403 MonoInst *mono_get_got_var (MonoCompile *cfg);
2404 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2405 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2406 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2407 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, MonoJitICallInfo *info, MonoInst **args);
2408 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2409 void mono_create_helper_signatures (void);
2411 gboolean mini_class_is_system_array (MonoClass *klass);
2412 MonoMethodSignature *mono_get_element_address_signature (int arity);
2413 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2414 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2416 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2417 void mono_linterval_print (MonoLiveInterval *interval);
2418 void mono_linterval_print_nl (MonoLiveInterval *interval);
2419 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2420 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2421 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2422 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2424 /* Native Client functions */
2425 gpointer mono_realloc_native_code(MonoCompile *cfg);
2426 #ifdef __native_client_codegen__
2427 void mono_nacl_align_inst(guint8 **pcode, int instlen);
2428 void mono_nacl_align_call(guint8 **start, guint8 **pcode);
2429 guint8 *mono_nacl_pad_call(guint8 *code, guint8 ilength);
2430 guint8 *mono_nacl_align(guint8 *code);
2431 void mono_nacl_fix_patches(const guint8 *code, MonoJumpInfo *ji);
2432 /* Defined for each arch */
2433 guint8 *mono_arch_nacl_pad(guint8 *code, int pad);
2434 guint8 *mono_arch_nacl_skip_nops(guint8 *code);
2436 #if defined(TARGET_X86)
2437 #define kNaClAlignment kNaClAlignmentX86
2438 #define kNaClAlignmentMask kNaClAlignmentMaskX86
2439 #elif defined(TARGET_AMD64)
2440 #define kNaClAlignment kNaClAlignmentAMD64
2441 #define kNaClAlignmentMask kNaClAlignmentMaskAMD64
2442 #elif defined(TARGET_ARM)
2443 #define kNaClAlignment kNaClAlignmentARM
2444 #define kNaClAlignmentMask kNaClAlignmentMaskARM
2447 #define NACL_BUNDLE_ALIGN_UP(p) ((((p)+kNaClAlignmentMask)) & ~kNaClAlignmentMask)
2450 #if defined(__native_client__) || defined(__native_client_codegen__)
2451 extern volatile int __nacl_thread_suspension_needed;
2452 void __nacl_suspend_thread_if_needed(void);
2453 void mono_nacl_gc(void);
2456 #if defined(__native_client_codegen__) || defined(__native_client__)
2457 #define NACL_SIZE(a, b) (b)
2459 #define NACL_SIZE(a, b) (a)
2462 extern MonoDebugOptions debug_options;
2464 static inline MonoMethod*
2465 jinfo_get_method (MonoJitInfo *ji)
2467 return mono_jit_info_get_method (ji);
2471 void mono_aot_init (void);
2472 void mono_aot_cleanup (void);
2473 gpointer mono_aot_get_method (MonoDomain *domain,
2474 MonoMethod *method);
2475 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token);
2476 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2477 guint8* mono_aot_get_plt_entry (guint8 *code);
2478 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2479 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2480 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2481 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2482 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2483 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2484 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot);
2485 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2486 gpointer mono_aot_get_trampoline (const char *name);
2487 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2488 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2489 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2490 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2491 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2492 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2493 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2494 guint32 mono_aot_method_hash (MonoMethod *method);
2495 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2496 void mono_aot_set_make_unreadable (gboolean unreadable);
2497 gboolean mono_aot_is_pagefault (void *ptr);
2498 void mono_aot_handle_pagefault (void *ptr);
2499 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2500 guint32 mono_aot_find_method_index (MonoMethod *method);
2501 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2502 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2503 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2504 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2506 /* This is an exported function */
2507 MONO_API void mono_aot_register_module (gpointer *aot_info);
2509 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2511 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2512 * passed to the free function.
2514 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2516 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2517 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2519 void mono_xdebug_init (const char *xdebug_opts);
2520 void mono_save_xdebug_info (MonoCompile *cfg);
2521 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2522 /* This is an exported function */
2523 void mono_xdebug_flush (void);
2525 gboolean mono_method_blittable (MonoMethod *method);
2526 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2528 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2529 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2530 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2531 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2533 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2535 int mono_find_method_opcode (MonoMethod *method);
2536 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2537 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2538 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2539 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2541 void mono_trampolines_init (void);
2542 void mono_trampolines_cleanup (void);
2543 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2544 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2545 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2547 gboolean add_sync_wrapper,
2549 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2550 gpointer mono_create_jit_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) MONO_LLVM_INTERNAL;
2551 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2552 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2553 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2554 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2555 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2556 gpointer mono_create_monitor_enter_trampoline (void);
2557 gpointer mono_create_monitor_enter_v4_trampoline (void);
2558 gpointer mono_create_monitor_exit_trampoline (void);
2559 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2560 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2561 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2562 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2563 #ifndef DISABLE_REMOTING
2564 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2566 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2567 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2569 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2571 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2572 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2573 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2574 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2575 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2576 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2577 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2578 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2579 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2580 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2581 gpointer mini_get_nullified_class_init_trampoline (void);
2582 gpointer mini_get_single_step_trampoline (void);
2583 gpointer mini_get_breakpoint_trampoline (void);
2584 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2585 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2586 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2587 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2588 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface);
2589 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2591 gboolean mono_running_on_valgrind (void);
2592 void* mono_global_codeman_reserve (int size);
2593 void* nacl_global_codeman_get_dest(void *data);
2594 void mono_global_codeman_commit(void *data, int size, int newsize);
2595 void nacl_global_codeman_validate(guint8 **buf_base, int buf_size, guint8 **code_end);
2596 const char *mono_regname_full (int reg, int bank);
2597 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2598 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2599 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2600 void mono_remove_critical_edges (MonoCompile *cfg);
2601 gboolean mono_is_regsize_var (MonoType *t);
2602 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2603 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2604 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2605 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2606 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2607 CompRelation mono_negate_cond (CompRelation cond);
2608 int mono_op_imm_to_op (int opcode);
2609 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2610 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2611 MonoUnwindOp *mono_create_unwind_op (int when,
2614 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2617 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2618 void mono_tramp_info_free (MonoTrampInfo *info);
2619 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2620 int mini_exception_id_by_name (const char *name);
2621 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2623 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2624 MonoInst *return_var, MonoInst **inline_args,
2625 guint inline_offset, gboolean is_virtual_call);
2627 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2628 void mono_decompose_long_opts (MonoCompile *cfg);
2629 void mono_decompose_vtype_opts (MonoCompile *cfg);
2630 void mono_decompose_array_access_opts (MonoCompile *cfg);
2631 void mono_decompose_soft_float (MonoCompile *cfg);
2632 void mono_local_emulate_ops (MonoCompile *cfg);
2633 void mono_handle_global_vregs (MonoCompile *cfg);
2634 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2635 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2636 void mono_if_conversion (MonoCompile *cfg);
2639 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2640 void mini_init_delegate (MonoDelegate *del);
2641 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2643 /* methods that must be provided by the arch-specific port */
2644 void mono_arch_init (void);
2645 void mono_arch_finish_init (void);
2646 void mono_arch_cleanup (void);
2647 void mono_arch_cpu_init (void);
2648 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2649 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2650 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2651 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2652 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2653 void mono_codegen (MonoCompile *cfg);
2654 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2655 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2656 const char *mono_arch_regname (int reg);
2657 const char *mono_arch_fregname (int reg);
2658 void mono_arch_exceptions_init (void);
2659 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2660 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2661 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2662 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2663 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2664 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2665 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2666 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2667 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2668 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2669 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2670 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2671 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2672 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2673 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors);
2674 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2675 void mono_arch_flush_icache (guint8 *code, gint size);
2676 int mono_arch_max_epilog_size (MonoCompile *cfg);
2677 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2678 void mono_arch_emit_epilog (MonoCompile *cfg);
2679 void mono_arch_emit_exceptions (MonoCompile *cfg);
2680 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2681 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2682 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2683 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2684 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2685 void mono_arch_fill_argument_info (MonoCompile *cfg);
2686 void mono_arch_allocate_vars (MonoCompile *m);
2687 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2688 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2689 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2690 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2691 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2692 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2693 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2694 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2695 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2696 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2697 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2698 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2699 GSList* mono_arch_get_delegate_invoke_impls (void);
2700 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2701 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2702 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2703 GSList* mono_arch_get_cie_program (void);
2704 void mono_arch_set_target (char *mtriple);
2705 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2706 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2707 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2708 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2709 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2710 int mono_arch_translate_tls_offset (int offset);
2711 gboolean mono_arch_opcode_supported (int opcode);
2712 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2714 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2715 gboolean mono_arch_is_soft_float (void);
2717 static inline MONO_ALWAYS_INLINE gboolean
2718 mono_arch_is_soft_float (void)
2724 /* Soft Debug support */
2725 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2726 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2727 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2728 void mono_arch_start_single_stepping (void);
2729 void mono_arch_stop_single_stepping (void);
2730 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2731 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2732 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2733 void mono_arch_skip_single_step (MonoContext *ctx);
2734 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2735 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2738 #ifdef USE_JUMP_TABLES
2740 mono_jumptable_init (void);
2742 mono_jumptable_add_entry (void);
2744 mono_jumptable_add_entries (guint32 entries);
2746 mono_jumptable_cleanup (void);
2748 mono_arch_jumptable_entry_from_code (guint8 *code);
2750 mono_jumptable_get_entry (guint8 *code);
2754 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2755 MonoJitInfo *ji, MonoContext *ctx,
2756 MonoContext *new_ctx, MonoLMF **lmf,
2757 mgreg_t **save_locations,
2758 StackFrameInfo *frame_info);
2759 gpointer mono_arch_get_throw_exception_by_name (void);
2760 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2761 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2762 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2763 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2764 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2765 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2766 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2767 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2768 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2769 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2770 gpointer mono_arch_ip_from_context (void *sigctx);
2771 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2772 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2773 void mono_arch_flush_register_windows (void);
2774 gboolean mono_arch_is_inst_imm (gint64 imm);
2775 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2776 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2777 guint32 mono_arch_get_patch_offset (guint8 *code);
2778 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2779 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2780 void mono_arch_save_unwind_info (MonoCompile *cfg);
2781 void mono_arch_register_lowlevel_calls (void);
2782 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2783 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2784 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2785 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2786 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2787 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2788 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2789 int mono_arch_get_this_arg_reg (guint8 *code);
2790 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2791 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2792 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2793 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2794 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2795 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2796 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2797 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2798 guint8* mono_arch_get_call_target (guint8 *code);
2799 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2800 GSList *mono_arch_get_trampolines (gboolean aot);
2802 /* Handle block guard */
2803 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2804 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2805 gpointer mono_create_handler_block_trampoline (void);
2806 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2808 /*New interruption machinery */
2810 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2813 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2816 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2819 /* Exception handling */
2820 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2822 void mono_exceptions_init (void);
2823 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2824 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2825 MONO_API void mono_print_thread_dump (void *sigctx);
2826 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2827 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2828 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2829 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2830 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2831 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2832 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2833 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2835 void mono_setup_altstack (MonoJitTlsData *tls);
2836 void mono_free_altstack (MonoJitTlsData *tls);
2837 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2838 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2839 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2840 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2842 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);
2844 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2845 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2846 void mono_restore_context (MonoContext *ctx);
2847 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2848 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2849 void mono_llvm_rethrow_exception (MonoObject *ex);
2850 void mono_llvm_throw_exception (MonoObject *ex);
2851 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2852 void mono_llvm_resume_exception (void);
2853 void mono_llvm_clear_exception (void);
2854 MonoObject *mono_llvm_load_exception (void);
2855 void mono_llvm_reset_exception (void);
2856 void mono_llvm_raise_exception (MonoException *e);
2857 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2860 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2861 MonoJitInfo *prev_ji, MonoContext *ctx,
2862 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2863 mgreg_t **save_locations,
2864 StackFrameInfo *frame);
2866 gpointer mono_get_throw_exception (void);
2867 gpointer mono_get_rethrow_exception (void);
2868 gpointer mono_get_call_filter (void);
2869 gpointer mono_get_restore_context (void);
2870 gpointer mono_get_throw_exception_by_name (void);
2871 gpointer mono_get_throw_corlib_exception (void);
2872 gpointer mono_get_throw_exception_addr (void);
2873 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2874 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2875 MonoReflectionMethod **method,
2876 gint32 *iloffset, gint32 *native_offset,
2877 MonoString **file, gint32 *line, gint32 *column);
2878 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2880 /* Installs a function which is called when the runtime encounters an unhandled exception.
2881 * This hook isn't expected to return.
2882 * If no hook has been installed, the runtime will print a message before aborting.
2884 typedef void (*MonoUnhandledExceptionFunc) (MonoObject *exc, gpointer user_data);
2885 MONO_API void mono_install_unhandled_exception_hook (MonoUnhandledExceptionFunc func, gpointer user_data);
2886 void mono_invoke_unhandled_exception_hook (MonoObject *exc);
2888 /* Dominator/SSA methods */
2889 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2890 void mono_compute_natural_loops (MonoCompile *cfg);
2891 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2892 void mono_ssa_compute (MonoCompile *cfg);
2893 void mono_ssa_remove (MonoCompile *cfg);
2894 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2895 void mono_ssa_cprop (MonoCompile *cfg);
2896 void mono_ssa_deadce (MonoCompile *cfg);
2897 void mono_ssa_strength_reduction (MonoCompile *cfg);
2898 void mono_free_loop_info (MonoCompile *cfg);
2899 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2901 void mono_ssa_compute2 (MonoCompile *cfg);
2902 void mono_ssa_remove2 (MonoCompile *cfg);
2903 void mono_ssa_cprop2 (MonoCompile *cfg);
2904 void mono_ssa_deadce2 (MonoCompile *cfg);
2906 /* debugging support */
2907 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2908 guint32 breakpoint_id);
2909 void mono_debug_open_method (MonoCompile *cfg);
2910 void mono_debug_close_method (MonoCompile *cfg);
2911 void mono_debug_free_method (MonoCompile *cfg);
2912 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2913 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2914 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2915 void mono_debug_add_aot_method (MonoDomain *domain,
2916 MonoMethod *method, guint8 *code_start,
2917 guint8 *debug_info, guint32 debug_info_len);
2918 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2919 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2921 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2924 MonoTraceSpec *mono_trace_parse_options (const char *options);
2925 void mono_trace_set_assembly (MonoAssembly *assembly);
2926 gboolean mono_trace_eval (MonoMethod *method);
2929 mono_perform_abc_removal (MonoCompile *cfg);
2931 mono_perform_abc_removal (MonoCompile *cfg);
2933 mono_perform_ssapre (MonoCompile *cfg);
2935 mono_local_cprop (MonoCompile *cfg);
2937 mono_local_cprop (MonoCompile *cfg);
2939 mono_local_deadce (MonoCompile *cfg);
2941 mono_local_alias_analysis (MonoCompile *cfg);
2943 /* Generic sharing */
2946 mono_set_generic_sharing_supported (gboolean supported);
2949 mono_set_generic_sharing_vt_supported (gboolean supported);
2952 mono_set_partial_sharing_supported (gboolean supported);
2955 mono_class_generic_sharing_enabled (MonoClass *klass);
2958 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2961 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2963 MonoMethodRuntimeGenericContext*
2964 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2967 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2970 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2973 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2976 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2979 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2980 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2983 mono_method_construct_object_context (MonoMethod *method);
2986 mono_method_get_declaring_generic_method (MonoMethod *method);
2989 mono_generic_context_check_used (MonoGenericContext *context);
2992 mono_class_check_context_used (MonoClass *klass);
2995 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
2998 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
3001 mono_method_is_generic_impl (MonoMethod *method);
3004 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
3007 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
3010 mini_class_is_generic_sharable (MonoClass *klass);
3014 mini_generic_inst_is_sharable (MonoGenericInst *inst, gboolean allow_type_vars, gboolean allow_partial);
3017 mono_is_partially_sharable_inst (MonoGenericInst *inst);
3020 mini_is_gsharedvt_gparam (MonoType *t);
3022 MonoGenericContext* mini_method_get_context (MonoMethod *method);
3024 int mono_method_check_context_used (MonoMethod *method);
3026 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
3028 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
3029 guint32 token, guint32 token_source, guint32 rgctx_type,
3030 gint32 rgctx_index);
3032 void mono_generic_sharing_init (void);
3033 void mono_generic_sharing_cleanup (void);
3035 MonoClass* mini_class_get_container_class (MonoClass *klass);
3036 MonoGenericContext* mini_class_get_context (MonoClass *klass);
3038 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
3039 MonoType* mini_type_get_underlying_type (MonoType *type);
3040 MonoMethod* mini_get_shared_method (MonoMethod *method);
3041 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
3042 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
3043 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3044 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3046 int mini_type_stack_size (MonoType *t, int *align);
3047 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3048 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3049 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3051 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3053 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3054 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3056 #define MONO_TIME_TRACK(a, phase) \
3058 GTimer *timer = mono_time_track_start (); \
3060 mono_time_track_end (&(a), timer); \
3063 GTimer *mono_time_track_start (void);
3064 void mono_time_track_end (double *time, GTimer *timer);
3066 void mono_update_jit_stats (MonoCompile *cfg);
3068 gboolean mini_type_is_reference (MonoType *type);
3069 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3070 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3071 gboolean mini_is_gsharedvt_type (MonoType *t);
3072 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3073 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3074 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3075 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3076 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3077 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3078 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3079 gpointer mini_method_get_rgctx (MonoMethod *m);
3080 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3082 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3083 gint32 vcall_offset, gboolean calli);
3084 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3085 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3086 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3087 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3092 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3095 SIMD_VERSION_SSE1 = 1 << 0,
3096 SIMD_VERSION_SSE2 = 1 << 1,
3097 SIMD_VERSION_SSE3 = 1 << 2,
3098 SIMD_VERSION_SSSE3 = 1 << 3,
3099 SIMD_VERSION_SSE41 = 1 << 4,
3100 SIMD_VERSION_SSE42 = 1 << 5,
3101 SIMD_VERSION_SSE4a = 1 << 6,
3102 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3103 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3104 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3107 /* this value marks the end of the bit indexes used in
3110 SIMD_VERSION_INDEX_END = 6
3125 SIMD_PREFETCH_MODE_NTA,
3126 SIMD_PREFETCH_MODE_0,
3127 SIMD_PREFETCH_MODE_1,
3128 SIMD_PREFETCH_MODE_2,
3131 const char *mono_arch_xregname (int reg);
3132 void mono_simd_simplify_indirection (MonoCompile *cfg);
3133 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3134 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3135 void mono_simd_intrinsics_init (void);
3137 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3138 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3141 #define XDEBUG_ENABLED 1
3145 /* maybe enable also for other systems? */
3146 #define ENABLE_JIT_MAP 1
3147 void mono_enable_jit_map (void);
3148 void mono_emit_jit_map (MonoJitInfo *jinfo);
3149 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3150 gboolean mono_jit_map_is_enabled (void);
3152 #define mono_enable_jit_map()
3153 #define mono_emit_jit_map(ji)
3154 #define mono_emit_jit_tramp(s,z,d)
3155 #define mono_jit_map_is_enabled() (0)
3159 * Per-OS implementation functions.
3161 void mono_runtime_install_handlers (void);
3162 void mono_runtime_cleanup_handlers (void);
3163 void mono_runtime_setup_stat_profiler (void);
3164 void mono_runtime_shutdown_stat_profiler (void);
3165 void mono_runtime_posix_install_handlers (void);
3166 pid_t mono_runtime_syscall_fork (void);
3167 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3169 void mono_cross_helpers_run (void);
3175 #ifdef DISABLE_HW_TRAPS
3176 // Signal handlers not available
3177 #define MONO_ARCH_NEED_DIV_CHECK 1
3180 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3181 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3182 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3183 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3184 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3186 #ifndef MONO_ARCH_HAVE_TLS_GET
3187 #define MONO_ARCH_HAVE_TLS_GET 0
3190 #ifdef MONO_ARCH_VARARG_ICALLS
3191 #define ARCH_VARARG_ICALLS 1
3193 #define ARCH_VARARG_ICALLS 0
3197 * Native unwinder integration
3199 void mono_exception_native_unwind (void *ctx, MONO_SIG_HANDLER_INFO_TYPE *info);
3202 #endif /* __MONO_MINI_H__ */