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 132
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;
361 MonoCodeManager *code_mp;
362 } MonoJitDynamicMethodInfo;
364 /* An extension of MonoGenericParamFull used in generic sharing */
366 MonoGenericParamFull param;
367 MonoGenericParam *parent;
368 } MonoGSharedGenericParam;
370 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
372 /* Contains a list of ips which needs to be patched when a method is compiled */
383 * Information about a stack frame.
384 * FIXME This typedef exists only to avoid tons of code rewriting
386 typedef MonoStackFrameInfo StackFrameInfo;
389 #define mono_bitset_foreach_bit(set,b,n) \
390 for (b = 0; b < n; b++)\
391 if (mono_bitset_test_fast(set,b))
393 #define mono_bitset_foreach_bit(set,b,n) \
394 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
398 * Pull the list of opcodes
400 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
404 #include "mono/cil/opcode.def"
409 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
411 #define MONO_INST_NULLIFY_SREGS(dest) do { \
412 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
415 #define MONO_INST_NEW(cfg,dest,op) do { \
416 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
417 (dest)->opcode = (op); \
419 MONO_INST_NULLIFY_SREGS ((dest)); \
420 (dest)->cil_code = (cfg)->ip; \
423 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
424 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
425 (dest)->inst.opcode = (op); \
426 (dest)->inst.dreg = -1; \
427 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
428 (dest)->inst.cil_code = (cfg)->ip; \
431 #define MONO_ADD_INS(b,inst) do { \
432 if ((b)->last_ins) { \
433 (b)->last_ins->next = (inst); \
434 (inst)->prev = (b)->last_ins; \
435 (b)->last_ins = (inst); \
437 (b)->code = (b)->last_ins = (inst); \
441 #define NULLIFY_INS(ins) do { \
442 (ins)->opcode = OP_NOP; \
444 MONO_INST_NULLIFY_SREGS ((ins)); \
447 /* Remove INS from BB */
448 #define MONO_REMOVE_INS(bb,ins) do { \
450 (ins)->prev->next = (ins)->next; \
452 (ins)->next->prev = (ins)->prev; \
453 if ((bb)->code == (ins)) \
454 (bb)->code = (ins)->next; \
455 if ((bb)->last_ins == (ins)) \
456 (bb)->last_ins = (ins)->prev; \
459 /* Remove INS from BB and nullify it */
460 #define MONO_DELETE_INS(bb,ins) do { \
461 MONO_REMOVE_INS ((bb), (ins)); \
462 NULLIFY_INS ((ins)); \
466 * this is used to determine when some branch optimizations are possible: we exclude FP compares
467 * because they have weird semantics with NaNs.
469 #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))
470 #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))
472 #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))
474 #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)))
476 #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)))
479 #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))
480 #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))
481 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
483 #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)))
485 #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)))
487 #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))))
489 /* FIXME: Add more instructions */
490 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
491 #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))
493 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
496 #ifdef MONO_ARCH_SIMD_INTRINSICS
498 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
499 #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))
500 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
501 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
502 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
504 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
508 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
509 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
510 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
511 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
512 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
513 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
515 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
519 typedef struct MonoInstList MonoInstList;
520 typedef struct MonoInst MonoInst;
521 typedef struct MonoCallInst MonoCallInst;
522 typedef struct MonoCallArgParm MonoCallArgParm;
523 typedef struct MonoMethodVar MonoMethodVar;
524 typedef struct MonoBasicBlock MonoBasicBlock;
525 typedef struct MonoLMF MonoLMF;
526 typedef struct MonoSpillInfo MonoSpillInfo;
527 typedef struct MonoTraceSpec MonoTraceSpec;
529 extern MonoNativeTlsKey mono_jit_tls_id;
530 extern MonoTraceSpec *mono_jit_trace_calls;
531 extern gboolean mono_break_on_exc;
532 extern int mono_exc_esp_offset;
533 extern gboolean mono_compile_aot;
534 extern gboolean mono_aot_only;
535 extern gboolean mono_llvm_only;
536 extern MonoAotMode mono_aot_mode;
537 extern MonoMethodDesc *mono_inject_async_exc_method;
538 extern int mono_inject_async_exc_pos;
539 extern MonoMethodDesc *mono_break_at_bb_method;
540 extern int mono_break_at_bb_bb_num;
541 extern gboolean mono_verify_all;
542 extern gboolean mono_do_x86_stack_align;
543 extern const char *mono_build_date;
544 extern gboolean mono_do_signal_chaining;
545 extern gboolean mono_do_crash_chaining;
546 extern MONO_API gboolean mono_use_llvm;
547 extern gboolean mono_do_single_method_regression;
548 extern guint32 mono_single_method_regression_opt;
549 extern MonoMethod *mono_current_single_method;
550 extern GSList *mono_single_method_list;
551 extern GHashTable *mono_single_method_hash;
552 extern gboolean mono_using_xdebug;
553 extern int mini_verbose;
554 extern int valgrind_register;
556 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
558 extern const char ins_info[];
559 extern const gint8 ins_sreg_counts [];
562 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
564 #define mono_inst_get_num_src_registers(ins) 0
567 #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)))
569 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
571 #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)
573 #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)
575 #define mono_bb_first_ins(bb) (bb)->code
577 struct MonoSpillInfo {
582 * Information about a call site for the GC map creation code
585 /* The next offset after the call instruction */
587 /* The basic block containing the call site */
590 * The set of variables live at the call site.
591 * Has length cfg->num_varinfo in bits.
595 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
602 * The IR-level extended basic block.
604 * A basic block can have multiple exits just fine, as long as the point of
605 * 'departure' is the last instruction in the basic block. Extended basic
606 * blocks, on the other hand, may have instructions that leave the block
607 * midstream. The important thing is that they cannot be _entered_
608 * midstream, ie, execution of a basic block (or extened bb) always start
609 * at the beginning of the block, never in the middle.
611 struct MonoBasicBlock {
614 /* the next basic block in the order it appears in IL */
615 MonoBasicBlock *next_bb;
618 * Before instruction selection it is the first tree in the
619 * forest and the first item in the list of trees. After
620 * instruction selection it is the first instruction and the
621 * first item in the list of instructions.
625 /* unique block number identification */
630 /* Basic blocks: incoming and outgoing counts and pointers */
631 /* Each bb should only appear once in each array */
632 gint16 out_count, in_count;
633 MonoBasicBlock **in_bb;
634 MonoBasicBlock **out_bb;
636 /* Points to the start of the CIL code that initiated this BB */
637 unsigned char* cil_code;
639 /* Length of the CIL block */
642 /* The offset of the generated code, used for fixups */
644 /* The length of the generated code, doesn't include alignment padding */
646 /* The real native offset, which includes alignment padding too */
647 int real_native_offset;
651 /* Visited and reachable flags */
655 * SSA and loop based flags
657 MonoBitSet *dominators;
658 MonoBitSet *dfrontier;
659 MonoBasicBlock *idom;
661 /* fast dominator algorithm */
662 MonoBasicBlock *df_parent, *ancestor, *child, *label;
663 int size, sdom, idomn;
665 /* loop nesting and recognition */
668 gint8 loop_body_start;
671 * Whenever the bblock is rarely executed so it should be emitted after
672 * the function epilog.
674 guint out_of_line : 1;
675 /* Caches the result of uselessness calculation during optimize_branches */
676 guint not_useless : 1;
677 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
678 guint has_array_access : 1;
679 /* Whenever this bblock is extended, ie. it has branches inside it */
681 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
682 guint has_jump_table : 1;
683 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
684 guint has_call_handler : 1;
685 /* Whenever this bblock starts a try block */
689 /* The offset of the CIL instruction in this bblock which ends a try block */
694 * If this is set, extend the try range started by this bblock by an arch specific
695 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
698 guint extend_try_block : 1;
700 /* use for liveness analysis */
702 MonoBitSet *kill_set;
703 MonoBitSet *live_in_set;
704 MonoBitSet *live_out_set;
706 /* fields to deal with non-empty stack slots at bb boundary */
707 guint16 out_scount, in_scount;
708 MonoInst **out_stack;
711 /* we use that to prevent merging of bblocks covered by different clauses*/
715 MonoInst *last_seq_point;
717 GSList *spill_slot_defs;
719 /* List of call sites in this bblock sorted by pc_offset */
720 GSList *gc_callsites;
723 * The region encodes whether the basic block is inside
724 * a finally, catch, filter or none of these.
726 * If the value is -1, then it is neither finally, catch nor filter
728 * Otherwise the format is:
730 * Bits: | 0-3 | 4-7 | 8-31
732 * | clause-flags | MONO_REGION | clause-index
737 /* The current symbolic register number, used in local register allocation. */
744 BB_REACHABLE = 1 << 1,
745 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
746 BB_EXCEPTION_UNSAFE = 1 << 3,
747 BB_EXCEPTION_HANDLER = 1 << 4,
748 /* for Native Client, mark the blocks that can be jumped to indirectly */
749 BB_INDIRECT_JUMP_TARGET = 1 << 5
752 typedef struct MonoMemcpyArgs {
758 /* Scalar argument passed by value */
760 /* Only in ainfo->pair_storage */
762 /* Only in ainfo->pair_storage */
764 /* Valuetype passed in 1-2 consecutive register */
767 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
769 /* Fixed size argument passed to/returned from gsharedvt method by ref */
770 LLVMArgGsharedvtFixed,
771 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
772 LLVMArgGsharedvtFixedVtype,
773 /* Variable sized argument passed to/returned from gsharedvt method by ref */
774 LLVMArgGsharedvtVariable,
775 /* Vtype passed as one int array argument */
777 /* Vtype passed as a set of fp arguments */
780 * Only for returns, a structure which
781 * consists of floats/doubles.
785 /* Vtype returned as an int */
786 LLVMArgVtypeAsScalar,
787 /* Scalar returned by ref using an additional argument */
788 LLVMArgScalarRetAddr,
789 /* Scalar passed by ref */
794 LLVMArgStorage storage;
797 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
798 * This contains how the parts of the vtype are passed.
800 LLVMArgStorage pair_storage [8];
802 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
803 * If storage == LLVMArgAsFpArgs, this is the number of arguments
804 * used to pass the value.
805 * If storage == LLVMArgFpStruct, this is the number of fields
809 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
811 /* Parameter index in the LLVM signature */
814 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
820 /* Whenever there is an rgctx argument */
822 /* Whenever there is an IMT argument */
825 * The position of the vret arg in the argument list.
826 * Only if ret->storage == ArgVtypeRetAddr.
830 /* The indexes of various special arguments in the LLVM signature */
831 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
833 /* Inline array of argument info */
834 /* args [0] is for the this argument if it exists */
835 LLVMArgInfo args [1];
838 #define MONO_MAX_SRC_REGS 3
842 guint8 type; /* stack type */
845 /* used by the register allocator */
846 gint32 dreg, sreg1, sreg2, sreg3;
848 MonoInst *next, *prev;
855 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
857 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
863 MonoMethodSignature *signature;
864 MonoBasicBlock **many_blocks;
865 MonoBasicBlock *target_block;
870 MonoCallInst *call_inst;
871 MonoExceptionClause *exception_clause;
877 const unsigned char* cil_code; /* for debugging and bblock splitting */
879 /* used mostly by the backend to store additional info it may need */
884 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
887 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
888 gboolean record_cast_details; /* For CEE_CASTCLASS */
889 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
890 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
891 int pc_offset; /* OP_GC_LIVERANGE_START/END */
894 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
895 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
896 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
898 int memory_barrier_kind;
904 struct MonoCallInst {
906 MonoMethodSignature *signature;
913 guint stack_align_amount;
914 guint is_virtual : 1;
916 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
917 guint fptr_is_patch : 1;
919 * If this is true, then the call returns a vtype in a register using the same
920 * calling convention as OP_CALL.
922 guint vret_in_reg : 1;
923 /* Whenever vret_in_reg returns fp values */
924 guint vret_in_reg_fp : 1;
925 /* Whenever there is an IMT argument and it is dynamic */
926 guint dynamic_imt_arg : 1;
927 /* Whenever there is an RGCTX argument */
928 guint32 rgctx_reg : 1;
929 /* Whenever the call will need an unbox trampoline */
930 guint need_unbox_trampoline : 1;
931 regmask_t used_iregs;
932 regmask_t used_fregs;
933 GSList *out_ireg_args;
934 GSList *out_freg_args;
939 int rgctx_arg_reg, imt_arg_reg;
942 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
947 struct MonoCallArgParm {
956 * Note: some of the values overlap, because they can't appear
957 * in the same MonoInst.
960 MONO_INST_HAS_METHOD = 1,
961 MONO_INST_INIT = 1, /* in localloc */
962 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
963 MONO_INST_IS_DEAD = 2,
964 MONO_INST_TAILCALL = 4,
965 MONO_INST_VOLATILE = 4,
966 MONO_INST_NOTYPECHECK = 4,
967 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
968 MONO_INST_UNALIGNED = 8,
969 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
970 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
971 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
972 /* the address of the variable has been taken */
973 MONO_INST_INDIRECT = 16,
974 MONO_INST_NORANGECHECK = 16,
975 /* On loads, the source address can be null */
976 MONO_INST_FAULT = 32,
978 * On variables, identifies LMF variables. These variables have a dummy type (int), but
979 * require stack space for a MonoLMF struct.
982 /* On loads, the source address points to a constant value */
983 MONO_INST_INVARIANT_LOAD = 64,
984 /* On variables, the variable needs GC tracking */
985 MONO_INST_GC_TRACK = 128,
987 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
988 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
990 MONO_INST_GC_CALLSITE = 128,
991 /* On comparisons, mark the branch following the condition as likely to be taken */
992 MONO_INST_LIKELY = 128,
995 #define inst_c0 data.op[0].const_val
996 #define inst_c1 data.op[1].const_val
997 #define inst_i0 data.op[0].src
998 #define inst_i1 data.op[1].src
999 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
1000 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1001 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
1003 #define inst_p0 data.op[0].p
1004 #define inst_p1 data.op[1].p
1006 #define inst_l data.i8const
1007 #define inst_r data.r8const
1008 #define inst_left data.op[0].src
1009 #define inst_right data.op[1].src
1011 #define inst_newa_len data.op[0].src
1012 #define inst_newa_class data.op[1].klass
1014 #define inst_var data.op[0].var
1015 #define inst_vtype data.op[1].vtype
1016 /* in branch instructions */
1017 #define inst_many_bb data.op[1].many_blocks
1018 #define inst_target_bb data.op[0].target_block
1019 #define inst_true_bb data.op[1].many_blocks[0]
1020 #define inst_false_bb data.op[1].many_blocks[1]
1022 #define inst_basereg sreg1
1023 #define inst_indexreg sreg2
1024 #define inst_destbasereg dreg
1025 #define inst_offset data.op[0].const_val
1026 #define inst_imm data.op[1].const_val
1027 #define inst_call data.op[1].call_inst
1029 #define inst_phi_args data.op[1].phi_args
1030 #define inst_eh_block data.op[1].exception_clause
1033 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1035 ins->sreg1 = regs [0];
1036 ins->sreg2 = regs [1];
1037 ins->sreg3 = regs [2];
1040 /* instruction description for use in regalloc/scheduling */
1043 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1048 /* Unused, commented out to reduce the size of the mdesc tables
1059 guint16 tid; /* tree number */
1060 guint16 bid; /* block number */
1066 MonoPosition first_use, last_use;
1069 typedef struct MonoLiveRange2 MonoLiveRange2;
1071 struct MonoLiveRange2 {
1073 MonoLiveRange2 *next;
1077 /* List of live ranges sorted by 'from' */
1078 MonoLiveRange2 *range;
1079 MonoLiveRange2 *last_range;
1083 * Additional information about a variable
1085 struct MonoMethodVar {
1086 guint idx; /* inside cfg->varinfo, cfg->vars */
1087 MonoLiveRange range; /* generated by liveness analysis */
1088 MonoLiveInterval *interval; /* generated by liveness analysis */
1089 int reg; /* != -1 if allocated into a register */
1091 MonoBitSet *def_in; /* used by SSA */
1092 MonoInst *def; /* used by SSA */
1093 MonoBasicBlock *def_bb; /* used by SSA */
1094 GList *uses; /* used by SSA */
1095 char cpstate; /* used by SSA conditional constant propagation */
1096 /* The native offsets corresponding to the live range of the variable */
1097 gint32 live_range_start, live_range_end;
1099 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1106 * Stores state need to resume exception handling when using LLVM
1111 MonoContext ctx, new_ctx;
1115 int first_filter_idx, filter_idx;
1119 gpointer end_of_stack;
1121 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1124 gpointer restore_stack_prot;
1125 guint32 handling_stack_ovf;
1126 gpointer signal_stack;
1127 guint32 signal_stack_size;
1128 gpointer stack_ovf_guard_base;
1129 guint32 stack_ovf_guard_size;
1130 guint stack_ovf_valloced : 1;
1131 void (*abort_func) (MonoObject *object);
1132 /* Used to implement --debug=casts */
1133 MonoClass *class_cast_from, *class_cast_to;
1135 /* Stores state needed by handler block with a guard */
1137 ResumeState resume_state;
1139 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1140 /* handler block return address */
1141 gpointer handler_block_return_address;
1143 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1144 is an activation on stack making sure it will remain alive.*/
1145 MonoJitExceptionInfo *handler_block;
1147 /* context to be used by the guard trampoline when resuming interruption.*/
1148 MonoContext handler_block_context;
1150 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1151 * when it is called from profiler functions during exception handling.
1153 MonoContext orig_ex_ctx;
1154 gboolean orig_ex_ctx_set;
1157 * Stores if we need to run a chained exception in Windows.
1159 gboolean mono_win_chained_exception_needs_run;
1162 * The current exception in flight
1167 * The calling assembly in llvmonly mode.
1169 MonoImage *calling_image;
1173 * This structure is an extension of MonoLMF and contains extra information.
1177 gboolean debugger_invoke;
1178 MonoContext ctx; /* if debugger_invoke is TRUE */
1181 /* Generic sharing */
1184 * Flags for which contexts were used in inflating a generic.
1187 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1188 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1192 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1193 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1194 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1195 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1199 MONO_RGCTX_INFO_STATIC_DATA,
1200 MONO_RGCTX_INFO_KLASS,
1201 MONO_RGCTX_INFO_ELEMENT_KLASS,
1202 MONO_RGCTX_INFO_VTABLE,
1203 MONO_RGCTX_INFO_TYPE,
1204 MONO_RGCTX_INFO_REFLECTION_TYPE,
1205 MONO_RGCTX_INFO_METHOD,
1206 /* In llvmonly mode, this is a function descriptor */
1207 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1208 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1209 MONO_RGCTX_INFO_CLASS_FIELD,
1210 MONO_RGCTX_INFO_METHOD_RGCTX,
1211 MONO_RGCTX_INFO_METHOD_CONTEXT,
1212 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1213 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1214 MONO_RGCTX_INFO_CAST_CACHE,
1215 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1216 MONO_RGCTX_INFO_VALUE_SIZE,
1217 /* +1 to avoid zero values in rgctx slots */
1218 MONO_RGCTX_INFO_FIELD_OFFSET,
1219 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1220 /* In llvmonly mode, this is a function descriptor */
1221 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1222 /* Same for virtual calls */
1223 /* In llvmonly mode, this is a function descriptor */
1224 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1225 /* Same for calli, associated with a signature */
1226 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1227 MONO_RGCTX_INFO_SIG_GSHAREDVT_IN_TRAMPOLINE_CALLI,
1228 /* One of MONO_GSHAREDVT_BOX_TYPE */
1229 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1230 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1231 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1232 MONO_RGCTX_INFO_LOCAL_OFFSET,
1233 MONO_RGCTX_INFO_MEMCPY,
1234 MONO_RGCTX_INFO_BZERO,
1235 /* The address of Nullable<T>.Box () */
1236 /* In llvmonly mode, this is a function descriptor */
1237 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1238 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1239 /* MONO_PATCH_INFO_VCALL_METHOD */
1240 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1242 * MONO_PATCH_INFO_VCALL_METHOD
1243 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1244 * which implements the method.
1246 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1247 } MonoRgctxInfoType;
1249 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1250 MonoRgctxInfoType info_type;
1252 struct _MonoRuntimeGenericContextInfoTemplate *next;
1253 } MonoRuntimeGenericContextInfoTemplate;
1256 MonoClass *next_subclass;
1257 MonoRuntimeGenericContextInfoTemplate *infos;
1258 GSList *method_templates;
1259 } MonoRuntimeGenericContextTemplate;
1262 MonoVTable *class_vtable; /* must be the first element */
1263 MonoGenericInst *method_inst;
1264 gpointer infos [MONO_ZERO_LEN_ARRAY];
1265 } MonoMethodRuntimeGenericContext;
1267 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1269 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1270 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1271 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1272 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1274 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1278 MonoRuntimeGenericContextInfoTemplate *entries;
1279 int num_entries, count_entries;
1280 } MonoGSharedVtMethodInfo;
1282 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1286 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1287 * We use this instead of rgctx slots since these can be loaded using a load instead
1288 * of a call to an rgctx fetch trampoline.
1290 gpointer entries [MONO_ZERO_LEN_ARRAY];
1291 } MonoGSharedVtMethodRuntimeInfo;
1297 MonoMethodSignature *invoke_sig;
1298 MonoMethodSignature *sig;
1299 gpointer method_ptr;
1300 gpointer invoke_impl;
1302 gpointer impl_nothis;
1303 gboolean need_rgctx_tramp;
1304 } MonoDelegateTrampInfo;
1307 * A function descriptor, which is a function address + argument pair.
1308 * In llvm-only mode, these are used instead of trampolines to pass
1309 * extra arguments to runtime functions/methods.
1318 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1319 #include "patch-info.h"
1325 * We need to store the image which the token refers to along with the token,
1326 * since the image might not be the same as the image of the method which
1327 * contains the relocation, because of inlining.
1329 typedef struct MonoJumpInfoToken {
1332 gboolean has_context;
1333 MonoGenericContext context;
1334 } MonoJumpInfoToken;
1336 typedef struct MonoJumpInfoBBTable {
1337 MonoBasicBlock **table;
1339 } MonoJumpInfoBBTable;
1341 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1343 /* Contains information describing an LLVM IMT trampoline */
1344 typedef struct MonoJumpInfoImtTramp {
1347 } MonoJumpInfoImtTramp;
1349 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1352 * Represents the method which is called when a virtual call is made to METHOD
1353 * on a receiver of type KLASS.
1356 /* Receiver class */
1358 /* Virtual method */
1360 } MonoJumpInfoVirtMethod;
1362 typedef struct MonoJumpInfo MonoJumpInfo;
1363 struct MonoJumpInfo {
1365 /* Relocation type for patching */
1373 MonoJumpInfoType type;
1375 gconstpointer target;
1376 #if SIZEOF_VOID_P == 8
1386 MonoClassField *field;
1390 MonoJumpInfoToken *token;
1391 MonoJumpInfoBBTable *table;
1392 MonoJumpInfoRgctxEntry *rgctx_entry;
1393 MonoJumpInfoImtTramp *imt_tramp;
1394 MonoJumpInfoGSharedVtCall *gsharedvt;
1395 MonoGSharedVtMethodInfo *gsharedvt_method;
1396 MonoMethodSignature *sig;
1397 MonoDelegateClassMethodPair *del_tramp;
1398 /* MONO_PATCH_INFO_VIRT_METHOD */
1399 MonoJumpInfoVirtMethod *virt_method;
1404 * Contains information for computing the
1405 * property given by INFO_TYPE of the runtime
1406 * object described by DATA.
1408 struct MonoJumpInfoRgctxEntry {
1411 MonoJumpInfo *data; /* describes the data to be loaded */
1412 MonoRgctxInfoType info_type;
1415 /* Contains information about a gsharedvt call */
1416 struct MonoJumpInfoGSharedVtCall {
1417 /* The original signature of the call */
1418 MonoMethodSignature *sig;
1419 /* The method which is called */
1424 MONO_TRAMPOLINE_JIT,
1425 MONO_TRAMPOLINE_JUMP,
1426 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1427 MONO_TRAMPOLINE_AOT,
1428 MONO_TRAMPOLINE_AOT_PLT,
1429 MONO_TRAMPOLINE_DELEGATE,
1430 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1431 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1432 MONO_TRAMPOLINE_VCALL,
1433 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1435 } MonoTrampolineType;
1437 /* These trampolines return normally to their caller */
1438 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1439 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1440 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1442 /* These trampolines receive an argument directly in a register */
1443 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1444 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1446 /* optimization flags */
1447 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1449 #include "optflags-def.h"
1454 * This structure represents a JIT backend.
1457 guint have_card_table_wb : 1;
1458 guint have_op_generic_class_init : 1;
1459 guint emulate_mul_div : 1;
1460 guint emulate_div : 1;
1461 guint emulate_long_shift_opts : 1;
1462 guint have_objc_get_selector : 1;
1463 guint have_generalized_imt_thunk : 1;
1464 guint have_tls_get : 1;
1465 guint have_tls_get_reg : 1;
1466 guint have_liverange_ops: 1;
1467 guint have_op_tail_call : 1;
1468 guint have_dummy_init : 1;
1469 guint gshared_supported : 1;
1470 guint use_fpstack : 1;
1472 guint need_got_var : 1;
1473 guint need_div_check : 1;
1474 guint no_unaligned_access : 1;
1475 int monitor_enter_adjustment;
1476 int dyn_call_param_area;
1479 /* Flags for mini_method_compile () */
1481 /* Whenever to run cctors during JITting */
1482 JIT_FLAG_RUN_CCTORS = (1 << 0),
1483 /* Whenever this is an AOT compilation */
1484 JIT_FLAG_AOT = (1 << 1),
1485 /* Whenever this is a full AOT compilation */
1486 JIT_FLAG_FULL_AOT = (1 << 2),
1487 /* Whenever to compile with LLVM */
1488 JIT_FLAG_LLVM = (1 << 3),
1489 /* Whenever to disable direct calls to direct calls to icall functions */
1490 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1491 /* Emit explicit null checks */
1492 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1493 /* Whenever to compile in llvm-only mode */
1494 JIT_FLAG_LLVM_ONLY = (1 << 6),
1497 /* Bit-fields in the MonoBasicBlock.region */
1498 #define MONO_REGION_TRY 0
1499 #define MONO_REGION_FINALLY 16
1500 #define MONO_REGION_CATCH 32
1501 #define MONO_REGION_FAULT 64 /* Currently unused */
1502 #define MONO_REGION_FILTER 128
1504 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1506 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1507 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1509 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1511 #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))))
1513 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1514 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1517 * Control Flow Graph and compilation unit information
1521 MonoMethodHeader *header;
1522 MonoMemPool *mempool;
1524 MonoMethodVar *vars;
1526 MonoBasicBlock *bb_entry;
1527 MonoBasicBlock *bb_exit;
1528 MonoBasicBlock *bb_init;
1529 MonoBasicBlock **bblocks;
1530 MonoBasicBlock **cil_offset_to_bb;
1531 MonoMemPool *state_pool; /* used by instruction selection */
1532 MonoBasicBlock *cbb; /* used by instruction selection */
1533 MonoInst *prev_ins; /* in decompose */
1534 MonoJumpInfo *patch_info;
1535 MonoJitInfo *jit_info;
1536 MonoJitDynamicMethodInfo *dynamic_info;
1537 guint num_bblocks, max_block_num;
1539 guint num_varinfo; /* used items in varinfo */
1540 guint varinfo_count; /* total storage in varinfo */
1543 gint cil_offset_to_bb_len;
1545 MonoSpillInfo *spill_info [16]; /* machine register spills */
1547 gint spill_info_len [16];
1548 /* unsigned char *cil_code; */
1549 MonoMethod *inlined_method; /* the method which is currently inlined */
1550 MonoInst *domainvar; /* a cache for the current domain */
1551 MonoInst *got_var; /* Global Offset Table variable */
1553 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1555 MonoType **arg_types;
1556 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1557 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1558 MonoGenericContext *generic_context;
1560 MonoBackend *backend;
1563 * This variable represents the hidden argument holding the vtype
1564 * return address. If the method returns something other than a vtype, or
1565 * the vtype is returned in registers this is NULL.
1567 MonoInst *vret_addr;
1570 * This is used to initialize the cil_code field of MonoInst's.
1572 const unsigned char *ip;
1574 struct MonoAliasingInformation *aliasing_info;
1576 /* A hashtable of region ID-> SP var mappings */
1577 /* An SP var is a place to store the stack pointer (used by handlers)*/
1580 /* A hashtable of region ID -> EX var mappings */
1581 /* An EX var stores the exception object passed to catch/filter blocks */
1584 GList *ldstr_list; /* used by AOT */
1589 GHashTable *cbb_hash;
1591 /* The current virtual register number */
1594 MonoGenericSharingContext gsctx;
1595 MonoGenericContext *gsctx_context;
1597 MonoGSharedVtMethodInfo *gsharedvt_info;
1599 /* Points to the gsharedvt locals area at runtime */
1600 MonoInst *gsharedvt_locals_var;
1602 /* The localloc instruction used to initialize gsharedvt_locals_var */
1603 MonoInst *gsharedvt_locals_var_ins;
1605 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1606 MonoInst *gsharedvt_info_var;
1608 /* For native-to-managed wrappers, the saved old domain */
1609 MonoInst *orig_domain_var;
1612 MonoInst *lmf_addr_var;
1614 MonoInst *stack_inbalance_var;
1616 unsigned char *cil_start;
1617 #ifdef __native_client_codegen__
1618 /* this alloc is not aligned, native_code */
1619 /* is the 32-byte aligned version of this */
1620 unsigned char *native_code_alloc;
1622 unsigned char *native_code;
1628 regmask_t used_int_regs;
1630 guint32 prof_options;
1633 guint32 verbose_level;
1634 guint32 stack_usage;
1638 guint disable_aot : 1;
1639 guint disable_ssa : 1;
1640 guint disable_llvm : 1;
1641 guint enable_extended_bblocks : 1;
1642 guint run_cctors : 1;
1643 guint need_lmf_area : 1;
1644 guint compile_aot : 1;
1646 guint compile_llvm : 1;
1647 guint got_var_allocated : 1;
1648 guint ret_var_is_local : 1;
1649 guint ret_var_set : 1;
1650 guint unverifiable : 1;
1651 guint skip_visibility : 1;
1652 guint disable_reuse_registers : 1;
1653 guint disable_reuse_stack_slots : 1;
1654 guint disable_reuse_ref_stack_slots : 1;
1655 guint disable_ref_noref_stack_slot_share : 1;
1656 guint disable_initlocals_opt : 1;
1657 guint disable_initlocals_opt_refs : 1;
1658 guint disable_omit_fp : 1;
1659 guint disable_vreg_to_lvreg : 1;
1660 guint disable_deadce_vars : 1;
1661 guint disable_out_of_line_bblocks : 1;
1662 guint disable_direct_icalls : 1;
1663 guint create_lmf_var : 1;
1665 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1666 * instead of being generated in emit_prolog ()/emit_epilog ().
1670 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1671 * mono_lmf_addr TLS variable.
1673 guint lmf_ir_mono_lmf : 1;
1674 guint gen_write_barriers : 1;
1675 guint init_ref_vars : 1;
1676 guint extend_live_ranges : 1;
1677 guint compute_precise_live_ranges : 1;
1678 guint has_got_slots : 1;
1679 guint uses_rgctx_reg : 1;
1680 guint uses_vtable_reg : 1;
1681 guint uses_simd_intrinsics : 1;
1682 guint keep_cil_nops : 1;
1683 guint gen_seq_points : 1;
1684 /* Generate seq points for use by the debugger */
1685 guint gen_sdb_seq_points : 1;
1686 guint explicit_null_checks : 1;
1687 guint compute_gc_maps : 1;
1688 guint soft_breakpoints : 1;
1689 guint arch_eh_jit_info : 1;
1690 guint has_emulated_ops : 1;
1691 guint has_indirection : 1;
1692 guint has_atomic_add_i4 : 1;
1693 guint has_atomic_exchange_i4 : 1;
1694 guint has_atomic_cas_i4 : 1;
1695 guint check_pinvoke_callconv : 1;
1696 guint has_unwind_info_for_epilog : 1;
1697 guint disable_inline : 1;
1698 /* Disable inlining into caller */
1699 guint no_inline : 1;
1701 guint gsharedvt : 1;
1703 guint llvm_only : 1;
1705 gpointer debug_info;
1708 MonoProfileCoverageInfo *coverage_info;
1709 GHashTable *token_info_hash;
1710 MonoCompileArch arch;
1711 guint32 inline_depth;
1712 /* Size of memory reserved for thunks */
1716 /* Offset between the start of code and the thunks area */
1718 guint32 exception_type; /* MONO_EXCEPTION_* */
1719 guint32 exception_data;
1720 char* exception_message;
1721 gpointer exception_ptr;
1723 guint8 * encoded_unwind_ops;
1724 guint32 encoded_unwind_ops_len;
1729 /* Fields used by the local reg allocator */
1733 /* Maps vregs to their associated MonoInst's */
1734 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1735 MonoInst **vreg_to_inst;
1737 /* Size of above array */
1738 guint32 vreg_to_inst_len;
1740 /* Marks vregs which hold a GC ref */
1741 /* FIXME: Use a bitmap */
1742 gboolean *vreg_is_ref;
1744 /* Size of above array */
1745 guint32 vreg_is_ref_len;
1747 /* Marks vregs which hold a managed pointer */
1748 /* FIXME: Use a bitmap */
1749 gboolean *vreg_is_mp;
1751 /* Size of above array */
1752 guint32 vreg_is_mp_len;
1755 * The original method to compile, differs from 'method' when doing generic
1758 MonoMethod *orig_method;
1760 /* Patches which describe absolute addresses embedded into the native code */
1761 GHashTable *abs_patches;
1763 /* If the arch passes valuetypes by address, then for methods
1764 which use JMP the arch code should use these local
1765 variables to store the addresses of incoming valuetypes.
1766 The addresses should be stored in mono_arch_emit_prolog()
1767 and can be used when emitting code for OP_JMP. See
1769 MonoInst **tailcall_valuetype_addrs;
1771 /* Used to implement move_i4_to_f on archs that can't do raw
1772 copy between an ireg and a freg. This is an int32 var.*/
1773 MonoInst *iconv_raw_var;
1775 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1776 MonoInst *fconv_to_r8_x_var;
1778 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1779 MonoInst *simd_ctor_var;
1781 /* Used to implement dyn_call */
1782 MonoInst *dyn_call_var;
1785 * List of sequence points represented as IL offset+native offset pairs.
1786 * Allocated using glib.
1787 * IL offset can be -1 or 0xffffff to refer to the sequence points
1788 * inside the prolog and epilog used to implement method entry/exit events.
1790 GPtrArray *seq_points;
1792 /* The encoded sequence point info */
1793 struct MonoSeqPointInfo *seq_point_info;
1795 /* Method headers which need to be freed after compilation */
1796 GSList *headers_to_free;
1799 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1800 /* Symbol used to refer to this method in generated assembly */
1802 char *asm_debug_symbol;
1803 char *llvm_method_name;
1804 int castclass_cache_index;
1806 MonoJitExceptionInfo *llvm_ex_info;
1807 guint32 llvm_ex_info_len;
1808 int llvm_this_reg, llvm_this_offset;
1810 GSList *try_block_holes;
1812 /* DWARF location list for 'this' */
1813 GSList *this_loclist;
1815 /* DWARF location list for 'rgctx_var' */
1816 GSList *rgctx_loclist;
1818 int *gsharedvt_vreg_to_idx;
1824 /* The offsets of the locals area relative to the frame pointer */
1825 gint locals_min_stack_offset, locals_max_stack_offset;
1827 /* The current CFA rule */
1828 int cur_cfa_reg, cur_cfa_offset;
1830 /* The final CFA rule at the end of the prolog */
1831 int cfa_reg, cfa_offset;
1833 /* Points to a MonoCompileGC */
1837 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1838 * image etc, but it requires a 4 byte alignment.
1841 guint32 gc_map_size;
1843 /* Error handling */
1847 int stat_allocate_var;
1848 int stat_locals_stack_size;
1849 int stat_basic_blocks;
1850 int stat_cil_code_size;
1852 int stat_inlineable_methods;
1853 int stat_inlined_methods;
1854 int stat_code_reallocs;
1858 MONO_CFG_HAS_ALLOCA = 1 << 0,
1859 MONO_CFG_HAS_CALLS = 1 << 1,
1860 MONO_CFG_HAS_LDELEMA = 1 << 2,
1861 MONO_CFG_HAS_VARARGS = 1 << 3,
1862 MONO_CFG_HAS_TAIL = 1 << 4,
1863 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1864 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1865 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1866 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1870 gint32 methods_compiled;
1872 gint32 methods_lookups;
1873 gint32 allocate_var;
1874 gint32 cil_code_size;
1875 gint32 native_code_size;
1876 gint32 code_reallocs;
1877 gint32 max_code_size_ratio;
1878 gint32 biggest_method_size;
1879 gint32 allocated_code_size;
1880 gint32 allocated_seq_points_size;
1881 gint32 inlineable_methods;
1882 gint32 inlined_methods;
1883 gint32 basic_blocks;
1884 gint32 max_basic_blocks;
1885 gint32 locals_stack_size;
1887 gint32 generic_virtual_invocations;
1889 gint32 alias_removed;
1890 gint32 loads_eliminated;
1891 gint32 stores_eliminated;
1892 int methods_with_llvm;
1893 int methods_without_llvm;
1894 char *max_ratio_method;
1895 char *biggest_method;
1900 extern MonoJitStats mono_jit_stats;
1902 /* opcodes: value assigned after all the CIL opcodes */
1909 #define MINI_OP(a,b,dest,src1,src2) a,
1910 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1912 OP_START = MONO_CEE_LAST - 1,
1913 #include "mini-ops.h"
1919 #if SIZEOF_VOID_P == 8
1920 #define OP_PCONST OP_I8CONST
1921 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1922 #define OP_PADD OP_LADD
1923 #define OP_PADD_IMM OP_LADD_IMM
1924 #define OP_PSUB_IMM OP_LSUB_IMM
1925 #define OP_PAND_IMM OP_LAND_IMM
1926 #define OP_PXOR_IMM OP_LXOR_IMM
1927 #define OP_PSUB OP_LSUB
1928 #define OP_PMUL OP_LMUL
1929 #define OP_PMUL_IMM OP_LMUL_IMM
1930 #define OP_PNEG OP_LNEG
1931 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1932 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1933 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1934 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1935 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1936 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1937 #define OP_PBEQ OP_LBEQ
1938 #define OP_PCEQ OP_LCEQ
1939 #define OP_PBNE_UN OP_LBNE_UN
1940 #define OP_PBGE_UN OP_LBGE_UN
1941 #define OP_PBLT_UN OP_LBLT_UN
1942 #define OP_PBGE OP_LBGE
1943 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1944 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1946 #define OP_PCONST OP_ICONST
1947 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
1948 #define OP_PADD OP_IADD
1949 #define OP_PADD_IMM OP_IADD_IMM
1950 #define OP_PSUB_IMM OP_ISUB_IMM
1951 #define OP_PAND_IMM OP_IAND_IMM
1952 #define OP_PXOR_IMM OP_IXOR_IMM
1953 #define OP_PSUB OP_ISUB
1954 #define OP_PMUL OP_IMUL
1955 #define OP_PMUL_IMM OP_IMUL_IMM
1956 #define OP_PNEG OP_INEG
1957 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1958 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1959 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1960 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1961 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1962 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
1963 #define OP_PBEQ OP_IBEQ
1964 #define OP_PCEQ OP_ICEQ
1965 #define OP_PBNE_UN OP_IBNE_UN
1966 #define OP_PBGE_UN OP_IBGE_UN
1967 #define OP_PBLT_UN OP_IBLT_UN
1968 #define OP_PBGE OP_IBGE
1969 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
1970 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
1973 /* Opcodes to load/store regsize quantities */
1974 #if defined (__mono_ilp32__)
1975 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
1976 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1978 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
1979 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
2006 #if HAVE_ARRAY_ELEM_INIT
2007 extern const guint8 mono_burg_arity [];
2009 extern guint8 mono_burg_arity [];
2012 extern const char MONO_ARCH_CPU_SPEC [];
2013 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2014 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2015 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2016 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2021 MONO_COMP_DFRONTIER = 4,
2022 MONO_COMP_DOM_REV = 8,
2023 MONO_COMP_LIVENESS = 16,
2025 MONO_COMP_SSA_DEF_USE = 64,
2026 MONO_COMP_REACHABILITY = 128,
2027 MONO_COMP_LOOPS = 256
2032 MONO_GRAPH_DTREE = 2,
2033 MONO_GRAPH_CFG_CODE = 4,
2034 MONO_GRAPH_CFG_SSA = 8,
2035 MONO_GRAPH_CFG_OPTCODE = 16
2042 } MonoJitArgumentInfo;
2045 gboolean handle_sigint;
2046 gboolean keep_delegates;
2047 gboolean reverse_pinvoke_exceptions;
2048 gboolean collect_pagefault_stats;
2049 gboolean break_on_unverified;
2050 gboolean better_cast_details;
2051 gboolean mdb_optimizations;
2052 gboolean no_gdb_backtrace;
2053 gboolean suspend_on_sigsegv;
2054 gboolean suspend_on_exception;
2055 gboolean suspend_on_unhandled;
2056 gboolean dyn_runtime_invoke;
2058 gboolean arm_use_fallback_tls;
2060 * Whenever data such as next sequence points and flags is required.
2061 * Next sequence points and flags are required by the debugger agent.
2063 gboolean gen_sdb_seq_points;
2064 gboolean gen_seq_points_compact_data;
2066 * Setting single_imm_size should guarantee that each time managed code is compiled
2067 * the same instructions and registers are used, regardless of the size of used values.
2069 gboolean single_imm_size;
2070 gboolean explicit_null_checks;
2072 * Fill stack frames with 0x2a in method prologs. This helps with the
2073 * debugging of the stack marking code in the GC.
2075 gboolean init_stacks;
2078 * Whenever to implement single stepping and breakpoints without signals in the
2079 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2080 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2083 gboolean soft_breakpoints;
2085 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2087 gboolean break_on_exc;
2089 * Load AOT JIT info eagerly.
2091 gboolean load_aot_jit_info_eagerly;
2093 * Check for pinvoke calling convention mismatches.
2095 gboolean check_pinvoke_callconv;
2097 * Translate Debugger.Break () into a native breakpoint signal
2099 gboolean native_debugger_break;
2127 /* Implicit exceptions */
2129 MONO_EXC_INDEX_OUT_OF_RANGE,
2131 MONO_EXC_ARITHMETIC,
2132 MONO_EXC_DIVIDE_BY_ZERO,
2133 MONO_EXC_INVALID_CAST,
2135 MONO_EXC_ARRAY_TYPE_MISMATCH,
2137 MONO_EXC_INTRINS_NUM
2141 MINI_TOKEN_SOURCE_CLASS,
2142 MINI_TOKEN_SOURCE_METHOD,
2143 MINI_TOKEN_SOURCE_FIELD
2147 * Information about a trampoline function.
2152 * The native code of the trampoline. Not owned by this structure.
2157 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2162 * Patches required by the trampoline when aot-ing. Owned by this structure.
2166 * Unwind information. Owned by this structure.
2171 * Encoded unwind info loaded from AOT images
2174 guint32 uw_info_len;
2177 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2180 FILTER_IL_SEQ_POINT = 1 << 0,
2181 FILTER_NOP = 1 << 1,
2184 static inline gboolean
2185 mono_inst_filter (MonoInst *ins, int filter)
2187 if (!ins || !filter)
2190 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2193 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2199 static inline MonoInst*
2200 mono_inst_next (MonoInst *ins, int filter)
2204 } while (mono_inst_filter (ins, filter));
2209 static inline MonoInst*
2210 mono_inst_prev (MonoInst *ins, int filter)
2214 } while (mono_inst_filter (ins, filter));
2219 static inline MonoInst*
2220 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2222 MonoInst *ins = bb->code;
2223 if (mono_inst_filter (ins, filter))
2224 ins = mono_inst_next (ins, filter);
2229 static inline MonoInst*
2230 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2232 MonoInst *ins = bb->last_ins;
2233 if (mono_inst_filter (ins, filter))
2234 ins = mono_inst_prev (ins, filter);
2240 MONO_API int mono_main (int argc, char* argv[]);
2241 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2242 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2243 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2244 void mini_cleanup (MonoDomain *domain);
2245 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2246 MONO_API gboolean mini_parse_debug_option (const char *option);
2248 /* helper methods */
2249 void mini_jit_init (void);
2250 void mini_jit_cleanup (void);
2251 void mono_disable_optimizations (guint32 opts);
2252 void mono_set_optimizations (guint32 opts);
2253 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2254 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2255 char* mono_opt_descr (guint32 flags);
2256 void mono_set_verbose_level (guint32 level);
2257 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2258 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2259 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2260 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2261 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2263 void mono_precompile_assemblies (void);
2264 MONO_API int mono_parse_default_optimizations (const char* p);
2265 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2266 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2267 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2268 void mono_verify_bblock (MonoBasicBlock *bb);
2269 void mono_verify_cfg (MonoCompile *cfg);
2270 void mono_constant_fold (MonoCompile *cfg);
2271 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2272 int mono_eval_cond_branch (MonoInst *branch);
2273 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2274 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2275 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2276 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2277 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2278 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2279 MonoType* mono_type_from_stack_type (MonoInst *ins);
2280 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2281 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2282 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2283 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2284 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2285 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2286 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2287 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2288 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2289 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2291 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2292 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2293 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2294 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2295 void mono_nullify_basic_block (MonoBasicBlock *bb);
2296 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2297 void mono_optimize_branches (MonoCompile *cfg);
2299 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2300 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2301 void mono_print_ji (const MonoJumpInfo *ji);
2302 void mono_print_ins_index (int i, MonoInst *ins);
2303 void mono_print_ins (MonoInst *ins);
2304 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2305 void mono_print_code (MonoCompile *cfg, const char *msg);
2306 MONO_API void mono_print_method_from_ip (void *ip);
2307 MONO_API char *mono_pmip (void *ip);
2308 gboolean mono_debug_count (void);
2309 MONO_API const char* mono_inst_name (int op);
2310 int mono_op_to_op_imm (int opcode);
2311 int mono_op_imm_to_op (int opcode);
2312 int mono_load_membase_to_load_mem (int opcode);
2313 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2314 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2315 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2316 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2317 guint32 mono_reverse_branch_op (guint32 opcode);
2318 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2319 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2320 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2321 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2322 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2323 guint mono_patch_info_hash (gconstpointer data);
2324 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2325 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2326 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors) MONO_LLVM_INTERNAL;
2327 gpointer mono_resolve_patch_target_checked (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error) MONO_LLVM_INTERNAL;
2328 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2329 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2330 gpointer mono_jit_compile_method (MonoMethod *method, MonoError *error);
2331 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoError *error);
2332 MonoLMF * mono_get_lmf (void);
2333 MonoLMF** mono_get_lmf_addr (void);
2334 void mono_set_lmf (MonoLMF *lmf);
2335 MonoJitTlsData* mono_get_jit_tls (void);
2336 MONO_API MonoDomain *mono_jit_thread_attach (MonoDomain *domain);
2337 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2338 gint32 mono_get_jit_tls_offset (void);
2339 gint32 mono_get_lmf_tls_offset (void);
2340 gint32 mono_get_lmf_addr_tls_offset (void);
2341 int mini_get_tls_offset (MonoTlsKey key);
2342 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2343 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2344 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2345 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2346 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2347 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2348 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2349 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2350 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2351 void mono_analyze_liveness (MonoCompile *cfg);
2352 void mono_analyze_liveness_gc (MonoCompile *cfg);
2353 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2354 void mono_global_regalloc (MonoCompile *cfg);
2355 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2356 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2357 void mono_destroy_compile (MonoCompile *cfg);
2358 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2359 void mono_print_ins_index (int i, MonoInst *ins);
2360 void mono_print_ins (MonoInst *ins);
2361 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2362 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2363 MonoInst *mono_get_got_var (MonoCompile *cfg);
2364 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2365 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2366 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2367 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, MonoJitICallInfo *info, MonoInst **args);
2368 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2369 void mono_create_helper_signatures (void);
2371 gboolean mini_class_is_system_array (MonoClass *klass);
2372 MonoMethodSignature *mono_get_element_address_signature (int arity);
2373 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2374 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2376 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2377 void mono_linterval_print (MonoLiveInterval *interval);
2378 void mono_linterval_print_nl (MonoLiveInterval *interval);
2379 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2380 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2381 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2382 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2384 /* Native Client functions */
2385 gpointer mono_realloc_native_code(MonoCompile *cfg);
2386 #ifdef __native_client_codegen__
2387 void mono_nacl_align_inst(guint8 **pcode, int instlen);
2388 void mono_nacl_align_call(guint8 **start, guint8 **pcode);
2389 guint8 *mono_nacl_pad_call(guint8 *code, guint8 ilength);
2390 guint8 *mono_nacl_align(guint8 *code);
2391 void mono_nacl_fix_patches(const guint8 *code, MonoJumpInfo *ji);
2392 /* Defined for each arch */
2393 guint8 *mono_arch_nacl_pad(guint8 *code, int pad);
2394 guint8 *mono_arch_nacl_skip_nops(guint8 *code);
2396 #if defined(TARGET_X86)
2397 #define kNaClAlignment kNaClAlignmentX86
2398 #define kNaClAlignmentMask kNaClAlignmentMaskX86
2399 #elif defined(TARGET_AMD64)
2400 #define kNaClAlignment kNaClAlignmentAMD64
2401 #define kNaClAlignmentMask kNaClAlignmentMaskAMD64
2402 #elif defined(TARGET_ARM)
2403 #define kNaClAlignment kNaClAlignmentARM
2404 #define kNaClAlignmentMask kNaClAlignmentMaskARM
2407 #define NACL_BUNDLE_ALIGN_UP(p) ((((p)+kNaClAlignmentMask)) & ~kNaClAlignmentMask)
2410 #if defined(__native_client__) || defined(__native_client_codegen__)
2411 extern volatile int __nacl_thread_suspension_needed;
2412 void __nacl_suspend_thread_if_needed(void);
2413 void mono_nacl_gc(void);
2416 #if defined(__native_client_codegen__) || defined(__native_client__)
2417 #define NACL_SIZE(a, b) (b)
2419 #define NACL_SIZE(a, b) (a)
2422 extern MonoDebugOptions debug_options;
2424 static inline MonoMethod*
2425 jinfo_get_method (MonoJitInfo *ji)
2427 return mono_jit_info_get_method (ji);
2431 void mono_aot_init (void);
2432 void mono_aot_cleanup (void);
2433 gpointer mono_aot_get_method (MonoDomain *domain,
2434 MonoMethod *method);
2435 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token);
2436 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2437 guint8* mono_aot_get_plt_entry (guint8 *code);
2438 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2439 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2440 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2441 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2442 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code, MonoError *error);
2443 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2444 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot);
2445 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2446 gpointer mono_aot_get_trampoline (const char *name);
2447 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2448 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2449 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2450 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2451 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2452 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2453 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2454 guint32 mono_aot_method_hash (MonoMethod *method);
2455 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2456 void mono_aot_set_make_unreadable (gboolean unreadable);
2457 gboolean mono_aot_is_pagefault (void *ptr);
2458 void mono_aot_handle_pagefault (void *ptr);
2459 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2460 guint32 mono_aot_find_method_index (MonoMethod *method);
2461 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2462 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2463 void mono_aot_init_gshared_method_mrgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2464 void mono_aot_init_gshared_method_vtable (gpointer aot_module, guint32 method_index, MonoVTable *vtable);
2466 /* This is an exported function */
2467 MONO_API void mono_aot_register_module (gpointer *aot_info);
2469 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2471 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2472 * passed to the free function.
2474 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2476 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2477 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2479 void mono_xdebug_init (const char *xdebug_opts);
2480 void mono_save_xdebug_info (MonoCompile *cfg);
2481 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2482 /* This is an exported function */
2483 void mono_xdebug_flush (void);
2485 gboolean mono_method_blittable (MonoMethod *method);
2486 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2488 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2489 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2490 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2491 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2493 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2495 int mono_find_method_opcode (MonoMethod *method);
2496 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2497 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2498 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2499 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2501 void mono_trampolines_init (void);
2502 void mono_trampolines_cleanup (void);
2503 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2504 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2505 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2507 gboolean add_sync_wrapper);
2508 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2509 gpointer mono_create_jit_trampoline (MonoMethod *method);
2510 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2511 gpointer mono_create_jit_trampoline_in_domain (MonoDomain *domain, MonoMethod *method) MONO_LLVM_INTERNAL;
2512 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2513 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2514 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2515 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2516 gpointer mono_create_monitor_enter_trampoline (void);
2517 gpointer mono_create_monitor_enter_v4_trampoline (void);
2518 gpointer mono_create_monitor_exit_trampoline (void);
2519 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2520 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2521 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2522 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2523 #ifndef DISABLE_REMOTING
2524 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2526 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2527 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2529 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2531 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2532 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2533 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2534 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2535 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2536 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2537 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2538 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2539 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2540 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2541 gpointer mini_get_nullified_class_init_trampoline (void);
2542 gpointer mini_get_single_step_trampoline (void);
2543 gpointer mini_get_breakpoint_trampoline (void);
2544 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2545 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2546 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2547 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2548 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface);
2549 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2551 gboolean mono_running_on_valgrind (void);
2552 void* mono_global_codeman_reserve (int size);
2553 void* nacl_global_codeman_get_dest(void *data);
2554 void mono_global_codeman_commit(void *data, int size, int newsize);
2555 void nacl_global_codeman_validate(guint8 **buf_base, int buf_size, guint8 **code_end);
2556 const char *mono_regname_full (int reg, int bank);
2557 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2558 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2559 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2560 void mono_remove_critical_edges (MonoCompile *cfg);
2561 gboolean mono_is_regsize_var (MonoType *t);
2562 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2563 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2564 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2565 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2566 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2567 CompRelation mono_negate_cond (CompRelation cond);
2568 int mono_op_imm_to_op (int opcode);
2569 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2570 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2571 MonoUnwindOp *mono_create_unwind_op (int when,
2574 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2577 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2578 void mono_tramp_info_free (MonoTrampInfo *info);
2579 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2580 int mini_exception_id_by_name (const char *name);
2581 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2583 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2584 MonoInst *return_var, MonoInst **inline_args,
2585 guint inline_offset, gboolean is_virtual_call);
2587 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2588 void mono_decompose_long_opts (MonoCompile *cfg);
2589 void mono_decompose_vtype_opts (MonoCompile *cfg);
2590 void mono_decompose_array_access_opts (MonoCompile *cfg);
2591 void mono_decompose_soft_float (MonoCompile *cfg);
2592 void mono_local_emulate_ops (MonoCompile *cfg);
2593 void mono_handle_global_vregs (MonoCompile *cfg);
2594 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2595 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2596 void mono_if_conversion (MonoCompile *cfg);
2599 gpointer mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr);
2600 void mini_init_delegate (MonoDelegate *del);
2601 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2603 /* methods that must be provided by the arch-specific port */
2604 void mono_arch_init (void);
2605 void mono_arch_finish_init (void);
2606 void mono_arch_cleanup (void);
2607 void mono_arch_cpu_init (void);
2608 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2609 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2610 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2611 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2612 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2613 void mono_codegen (MonoCompile *cfg);
2614 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2615 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2616 const char *mono_arch_regname (int reg);
2617 const char *mono_arch_fregname (int reg);
2618 void mono_arch_exceptions_init (void);
2619 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2620 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2621 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2622 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2623 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2624 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2625 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2626 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2627 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2628 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2629 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2630 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2631 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2632 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2633 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors);
2634 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2635 void mono_arch_flush_icache (guint8 *code, gint size);
2636 int mono_arch_max_epilog_size (MonoCompile *cfg);
2637 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2638 void mono_arch_emit_epilog (MonoCompile *cfg);
2639 void mono_arch_emit_exceptions (MonoCompile *cfg);
2640 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2641 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2642 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2643 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2644 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2645 void mono_arch_fill_argument_info (MonoCompile *cfg);
2646 void mono_arch_allocate_vars (MonoCompile *m);
2647 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2648 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2649 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2650 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2651 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2652 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2653 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2654 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2655 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2656 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2657 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2658 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2659 GSList* mono_arch_get_delegate_invoke_impls (void);
2660 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2661 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2662 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2663 GSList* mono_arch_get_cie_program (void);
2664 void mono_arch_set_target (char *mtriple);
2665 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2666 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2667 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2668 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2669 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2670 int mono_arch_translate_tls_offset (int offset);
2671 gboolean mono_arch_opcode_supported (int opcode);
2672 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2674 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2675 gboolean mono_arch_is_soft_float (void);
2677 static inline MONO_ALWAYS_INLINE gboolean
2678 mono_arch_is_soft_float (void)
2684 /* Soft Debug support */
2685 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2686 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2687 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2688 void mono_arch_start_single_stepping (void);
2689 void mono_arch_stop_single_stepping (void);
2690 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2691 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2692 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2693 void mono_arch_skip_single_step (MonoContext *ctx);
2694 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2695 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2698 #ifdef USE_JUMP_TABLES
2700 mono_jumptable_init (void);
2702 mono_jumptable_add_entry (void);
2704 mono_jumptable_add_entries (guint32 entries);
2706 mono_jumptable_cleanup (void);
2708 mono_arch_jumptable_entry_from_code (guint8 *code);
2710 mono_jumptable_get_entry (guint8 *code);
2714 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2715 MonoJitInfo *ji, MonoContext *ctx,
2716 MonoContext *new_ctx, MonoLMF **lmf,
2717 mgreg_t **save_locations,
2718 StackFrameInfo *frame_info);
2719 gpointer mono_arch_get_throw_exception_by_name (void);
2720 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2721 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2722 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2723 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2724 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2725 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2726 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2727 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2728 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2729 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2730 gpointer mono_arch_ip_from_context (void *sigctx);
2731 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2732 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2733 void mono_arch_flush_register_windows (void);
2734 gboolean mono_arch_is_inst_imm (gint64 imm);
2735 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2736 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2737 guint32 mono_arch_get_patch_offset (guint8 *code);
2738 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2739 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2740 void mono_arch_save_unwind_info (MonoCompile *cfg);
2741 void mono_arch_register_lowlevel_calls (void);
2742 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2743 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2744 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2745 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2746 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2747 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2748 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2749 int mono_arch_get_this_arg_reg (guint8 *code);
2750 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2751 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2752 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2753 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2754 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2755 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2756 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2757 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2758 guint8* mono_arch_get_call_target (guint8 *code);
2759 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2760 GSList *mono_arch_get_trampolines (gboolean aot);
2762 /* Handle block guard */
2763 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2764 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2765 gpointer mono_create_handler_block_trampoline (void);
2766 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2768 /*New interruption machinery */
2770 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2773 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2776 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2779 /* Exception handling */
2780 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2782 void mono_exceptions_init (void);
2783 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2784 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2785 MONO_API void mono_print_thread_dump (void *sigctx);
2786 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2787 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2788 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2789 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2790 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2791 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2792 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2793 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2795 void mono_setup_altstack (MonoJitTlsData *tls);
2796 void mono_free_altstack (MonoJitTlsData *tls);
2797 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2798 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2799 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2800 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2802 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);
2804 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2805 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2806 void mono_restore_context (MonoContext *ctx);
2807 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2808 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2809 void mono_llvm_rethrow_exception (MonoObject *ex);
2810 void mono_llvm_throw_exception (MonoObject *ex);
2811 void mono_llvm_throw_corlib_exception (guint32 ex_token_index);
2812 void mono_llvm_resume_exception (void);
2813 void mono_llvm_clear_exception (void);
2814 MonoObject *mono_llvm_load_exception (void);
2815 void mono_llvm_reset_exception (void);
2816 void mono_llvm_raise_exception (MonoException *e);
2817 gint32 mono_llvm_match_exception (MonoJitInfo *jinfo, guint32 region_start, guint32 region_end, gpointer rgctx, MonoObject *this_obj);
2820 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2821 MonoJitInfo *prev_ji, MonoContext *ctx,
2822 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2823 mgreg_t **save_locations,
2824 StackFrameInfo *frame);
2826 gpointer mono_get_throw_exception (void);
2827 gpointer mono_get_rethrow_exception (void);
2828 gpointer mono_get_call_filter (void);
2829 gpointer mono_get_restore_context (void);
2830 gpointer mono_get_throw_exception_by_name (void);
2831 gpointer mono_get_throw_corlib_exception (void);
2832 gpointer mono_get_throw_exception_addr (void);
2833 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2834 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2835 MonoReflectionMethod **method,
2836 gint32 *iloffset, gint32 *native_offset,
2837 MonoString **file, gint32 *line, gint32 *column);
2838 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2840 /* Installs a function which is called when the runtime encounters an unhandled exception.
2841 * This hook isn't expected to return.
2842 * If no hook has been installed, the runtime will print a message before aborting.
2844 typedef void (*MonoUnhandledExceptionFunc) (MonoObject *exc, gpointer user_data);
2845 MONO_API void mono_install_unhandled_exception_hook (MonoUnhandledExceptionFunc func, gpointer user_data);
2846 void mono_invoke_unhandled_exception_hook (MonoObject *exc);
2848 /* Dominator/SSA methods */
2849 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2850 void mono_compute_natural_loops (MonoCompile *cfg);
2851 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2852 void mono_ssa_compute (MonoCompile *cfg);
2853 void mono_ssa_remove (MonoCompile *cfg);
2854 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2855 void mono_ssa_cprop (MonoCompile *cfg);
2856 void mono_ssa_deadce (MonoCompile *cfg);
2857 void mono_ssa_strength_reduction (MonoCompile *cfg);
2858 void mono_free_loop_info (MonoCompile *cfg);
2859 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2861 void mono_ssa_compute2 (MonoCompile *cfg);
2862 void mono_ssa_remove2 (MonoCompile *cfg);
2863 void mono_ssa_cprop2 (MonoCompile *cfg);
2864 void mono_ssa_deadce2 (MonoCompile *cfg);
2866 /* debugging support */
2867 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2868 guint32 breakpoint_id);
2869 void mono_debug_open_method (MonoCompile *cfg);
2870 void mono_debug_close_method (MonoCompile *cfg);
2871 void mono_debug_free_method (MonoCompile *cfg);
2872 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2873 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2874 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2875 void mono_debug_add_aot_method (MonoDomain *domain,
2876 MonoMethod *method, guint8 *code_start,
2877 guint8 *debug_info, guint32 debug_info_len);
2878 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2879 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2881 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2884 MonoTraceSpec *mono_trace_parse_options (const char *options);
2885 void mono_trace_set_assembly (MonoAssembly *assembly);
2886 gboolean mono_trace_eval (MonoMethod *method);
2889 mono_perform_abc_removal (MonoCompile *cfg);
2891 mono_perform_abc_removal (MonoCompile *cfg);
2893 mono_perform_ssapre (MonoCompile *cfg);
2895 mono_local_cprop (MonoCompile *cfg);
2897 mono_local_cprop (MonoCompile *cfg);
2899 mono_local_deadce (MonoCompile *cfg);
2901 mono_local_alias_analysis (MonoCompile *cfg);
2903 /* Generic sharing */
2906 mono_set_generic_sharing_supported (gboolean supported);
2909 mono_set_generic_sharing_vt_supported (gboolean supported);
2912 mono_set_partial_sharing_supported (gboolean supported);
2915 mono_class_generic_sharing_enabled (MonoClass *klass);
2918 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot, MonoError *error);
2921 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot, MonoError *error);
2923 MonoMethodRuntimeGenericContext*
2924 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2927 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2930 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2933 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2936 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2939 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2940 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2943 mono_method_construct_object_context (MonoMethod *method);
2946 mono_method_get_declaring_generic_method (MonoMethod *method);
2949 mono_generic_context_check_used (MonoGenericContext *context);
2952 mono_class_check_context_used (MonoClass *klass);
2955 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
2958 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
2961 mono_method_is_generic_impl (MonoMethod *method);
2964 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
2967 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
2970 mini_class_is_generic_sharable (MonoClass *klass);
2973 mono_is_partially_sharable_inst (MonoGenericInst *inst);
2976 mini_is_gsharedvt_gparam (MonoType *t);
2978 MonoGenericContext* mini_method_get_context (MonoMethod *method);
2980 int mono_method_check_context_used (MonoMethod *method);
2982 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
2984 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
2985 guint32 token, guint32 token_source, guint32 rgctx_type,
2986 gint32 rgctx_index);
2988 void mono_generic_sharing_init (void);
2989 void mono_generic_sharing_cleanup (void);
2991 MonoClass* mini_class_get_container_class (MonoClass *klass);
2992 MonoGenericContext* mini_class_get_context (MonoClass *klass);
2994 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
2995 MonoType* mini_type_get_underlying_type (MonoType *type);
2996 MonoMethod* mini_get_shared_method (MonoMethod *method);
2997 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
2998 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
2999 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
3000 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
3002 int mini_type_stack_size (MonoType *t, int *align);
3003 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
3004 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
3005 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
3007 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
3009 void mono_cfg_set_exception (MonoCompile *cfg, int type);
3010 void mono_cfg_set_exception_invalid_program (MonoCompile *cfg, char *msg);
3012 gboolean mini_type_is_reference (MonoType *type);
3013 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
3014 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
3015 gboolean mini_is_gsharedvt_type (MonoType *t);
3016 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3017 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
3018 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
3019 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
3020 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
3021 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
3022 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
3023 gpointer mini_method_get_rgctx (MonoMethod *m);
3024 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
3026 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
3027 gint32 vcall_offset, gboolean calli);
3028 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3029 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3030 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3031 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3036 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3039 SIMD_VERSION_SSE1 = 1 << 0,
3040 SIMD_VERSION_SSE2 = 1 << 1,
3041 SIMD_VERSION_SSE3 = 1 << 2,
3042 SIMD_VERSION_SSSE3 = 1 << 3,
3043 SIMD_VERSION_SSE41 = 1 << 4,
3044 SIMD_VERSION_SSE42 = 1 << 5,
3045 SIMD_VERSION_SSE4a = 1 << 6,
3046 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3047 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3048 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3051 /* this value marks the end of the bit indexes used in
3054 SIMD_VERSION_INDEX_END = 6
3069 SIMD_PREFETCH_MODE_NTA,
3070 SIMD_PREFETCH_MODE_0,
3071 SIMD_PREFETCH_MODE_1,
3072 SIMD_PREFETCH_MODE_2,
3075 const char *mono_arch_xregname (int reg);
3076 void mono_simd_simplify_indirection (MonoCompile *cfg);
3077 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3078 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3079 void mono_simd_intrinsics_init (void);
3081 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3082 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3085 #define XDEBUG_ENABLED 1
3089 /* maybe enable also for other systems? */
3090 #define ENABLE_JIT_MAP 1
3091 void mono_enable_jit_map (void);
3092 void mono_emit_jit_map (MonoJitInfo *jinfo);
3093 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3094 gboolean mono_jit_map_is_enabled (void);
3096 #define mono_enable_jit_map()
3097 #define mono_emit_jit_map(ji)
3098 #define mono_emit_jit_tramp(s,z,d)
3099 #define mono_jit_map_is_enabled() (0)
3103 * Per-OS implementation functions.
3105 void mono_runtime_install_handlers (void);
3106 void mono_runtime_cleanup_handlers (void);
3107 void mono_runtime_setup_stat_profiler (void);
3108 void mono_runtime_shutdown_stat_profiler (void);
3109 void mono_runtime_posix_install_handlers (void);
3110 pid_t mono_runtime_syscall_fork (void);
3111 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3113 void mono_cross_helpers_run (void);
3119 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3120 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3121 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3122 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3123 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3125 #ifndef MONO_ARCH_HAVE_TLS_GET
3126 #define MONO_ARCH_HAVE_TLS_GET 0
3129 #ifdef MONO_ARCH_VARARG_ICALLS
3130 #define ARCH_VARARG_ICALLS 1
3132 #define ARCH_VARARG_ICALLS 0
3135 #endif /* __MONO_MINI_H__ */