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
110 #define MONO_USE_AOT_COMPILER
113 /* Version number of the AOT file format */
114 #define MONO_AOT_FILE_VERSION 130
116 //TODO: This is x86/amd64 specific.
117 #define mono_simd_shuffle_mask(a,b,c,d) ((a) | ((b) << 2) | ((c) << 4) | ((d) << 6))
119 /* Remap printf to g_print (we use a mix of these in the mini code) */
120 #ifdef PLATFORM_ANDROID
121 #define printf g_print
124 #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)))))
126 #define MONO_AOT_TRAMP_PAGE_SIZE 16384
128 /* Constants used to encode different types of methods in AOT */
130 MONO_AOT_METHODREF_MIN = 240,
131 /* Image index bigger than METHODREF_MIN */
132 MONO_AOT_METHODREF_LARGE_IMAGE_INDEX = 249,
133 /* Runtime provided methods on arrays */
134 MONO_AOT_METHODREF_ARRAY = 250,
135 MONO_AOT_METHODREF_NO_AOT_TRAMPOLINE = 251,
137 MONO_AOT_METHODREF_WRAPPER = 252,
138 /* Methods on generic instances */
139 MONO_AOT_METHODREF_GINST = 253,
140 /* Methods resolve using a METHODSPEC token */
141 MONO_AOT_METHODREF_METHODSPEC = 254,
144 /* Constants used to encode different types of types in AOT */
147 MONO_AOT_TYPEREF_TYPEDEF_INDEX = 1,
148 /* typedef index + image index */
149 MONO_AOT_TYPEREF_TYPEDEF_INDEX_IMAGE = 2,
151 MONO_AOT_TYPEREF_TYPESPEC_TOKEN = 3,
153 MONO_AOT_TYPEREF_GINST = 4,
154 /* type/method variable */
155 MONO_AOT_TYPEREF_VAR = 5,
157 MONO_AOT_TYPEREF_ARRAY = 6,
158 /* blob index of the type encoding */
159 MONO_AOT_TYPEREF_BLOB_INDEX = 7,
161 MONO_AOT_TYPEREF_PTR = 8
164 /* Trampolines which we have a lot of */
166 MONO_AOT_TRAMP_SPECIFIC = 0,
167 MONO_AOT_TRAMP_STATIC_RGCTX = 1,
168 MONO_AOT_TRAMP_IMT_THUNK = 2,
169 MONO_AOT_TRAMP_GSHAREDVT_ARG = 3,
170 MONO_AOT_TRAMP_NUM = 4
174 MONO_AOT_FILE_FLAG_WITH_LLVM = 1,
175 MONO_AOT_FILE_FLAG_FULL_AOT = 2,
176 MONO_AOT_FILE_FLAG_DEBUG = 4,
177 MONO_AOT_FILE_FLAG_LLVM_THUMB = 8,
178 MONO_AOT_FILE_FLAG_LLVM_ONLY = 16,
179 MONO_AOT_FILE_FLAG_SAFEPOINTS = 32,
180 MONO_AOT_FILE_FLAG_SEPARATE_DATA = 64,
185 MONO_AOT_TABLE_IMAGE_TABLE,
186 MONO_AOT_TABLE_CLASS_NAME,
187 MONO_AOT_TABLE_METHOD_INFO_OFFSETS,
188 MONO_AOT_TABLE_EX_INFO_OFFSETS,
189 MONO_AOT_TABLE_CLASS_INFO_OFFSETS,
190 MONO_AOT_TABLE_GOT_INFO_OFFSETS,
191 MONO_AOT_TABLE_LLVM_GOT_INFO_OFFSETS,
192 MONO_AOT_TABLE_EXTRA_METHOD_INFO_OFFSETS,
193 MONO_AOT_TABLE_EXTRA_METHOD_TABLE,
197 /* This structure is stored in the AOT file */
198 typedef struct MonoAotFileInfo
200 /* The version number of the AOT file format, should match MONO_AOT_FILE_VERSION */
205 /* All the pointers should be at the start to avoid alignment problems */
207 #define MONO_AOT_FILE_INFO_FIRST_SYMBOL jit_got
208 /* Global Offset Table for JITted code */
210 /* Global Offset Table for LLVM code */
212 /* Mono EH Frame created by llc when using LLVM */
213 gpointer mono_eh_frame;
214 /* Points to the get_method () function in the LLVM image or NULL */
215 gpointer llvm_get_method;
216 /* Points to the get_unbox_tramp () function in the LLVM image or NULL */
217 gpointer llvm_get_unbox_tramp;
218 gpointer jit_code_start;
219 gpointer jit_code_end;
220 gpointer method_addresses;
223 gpointer class_name_table;
224 gpointer class_info_offsets;
225 gpointer method_info_offsets;
226 gpointer ex_info_offsets;
227 gpointer extra_method_info_offsets;
228 gpointer extra_method_table;
229 gpointer got_info_offsets;
230 gpointer llvm_got_info_offsets;
231 gpointer image_table;
233 /* The GUID of the assembly which the AOT image was generated from */
234 gpointer assembly_guid;
236 * The runtime version string for AOT images generated using 'bind-to-runtime-version',
239 gpointer runtime_version;
240 /* Blocks of various kinds of trampolines */
241 gpointer specific_trampolines;
242 gpointer static_rgctx_trampolines;
244 gpointer gsharedvt_arg_trampolines;
245 /* In static mode, points to a table of global symbols for trampolines etc */
247 /* Points to a string containing the assembly name*/
248 gpointer assembly_name;
249 /* Start of Mono's Program Linkage Table */
251 /* End of Mono's Program Linkage Table */
253 gpointer unwind_info;
254 /* Points to a table mapping methods to their unbox trampolines */
255 gpointer unbox_trampolines;
256 /* Points to the end of the previous table */
257 gpointer unbox_trampolines_end;
258 /* Points to a table of unbox trampoline addresses/offsets */
259 gpointer unbox_trampoline_addresses;
260 #define MONO_AOT_FILE_INFO_LAST_SYMBOL unbox_trampoline_addresses
263 /* The index of the first GOT slot used by the PLT */
264 guint32 plt_got_offset_base;
265 /* Number of entries in the GOT */
267 /* Number of entries in the PLT */
269 /* Number of methods */
271 /* A union of MonoAotFileFlags */
273 /* Optimization flags used to compile the module */
275 /* SIMD flags used to compile the module */
277 /* Index of the blob entry holding the GC used by this module */
278 gint32 gc_name_index;
279 guint32 num_rgctx_fetch_trampolines;
280 /* These are used for sanity checking object layout problems when cross-compiling */
281 guint32 double_align, long_align, generic_tramp_num;
282 /* The page size used by trampoline pages */
283 guint32 tramp_page_size;
285 * The number of GOT entries which need to be preinitialized when the
288 guint32 nshared_got_entries;
289 /* The size of the data file, if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
290 guint32 datafile_size;
293 /* Offsets for tables inside the data file if MONO_AOT_FILE_FLAG_SEPARATE_DATA is set */
294 // FIXME: Sync with AOT
295 guint32 table_offsets [MONO_AOT_TABLE_NUM];
296 /* Number of trampolines */
297 guint32 num_trampolines [MONO_AOT_TRAMP_NUM];
298 /* The indexes of the first GOT slots used by the trampolines */
299 guint32 trampoline_got_offset_base [MONO_AOT_TRAMP_NUM];
300 /* The size of one trampoline */
301 guint32 trampoline_size [MONO_AOT_TRAMP_NUM];
302 /* The offset where the trampolines begin on a trampoline page */
303 guint32 tramp_page_code_offsets [MONO_AOT_TRAMP_NUM];
306 /* Number of symbols in the MonoAotFileInfo structure */
307 #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)
313 } MonoClassMethodPair;
320 } MonoDelegateClassMethodPair;
322 /* Per-domain information maintained by the JIT */
325 /* Maps MonoMethod's to a GSList of GOT slot addresses pointing to its code */
326 GHashTable *jump_target_got_slot_hash;
327 GHashTable *jump_target_hash;
328 /* Maps methods/klasses to the address of the given type of trampoline */
329 GHashTable *class_init_trampoline_hash;
330 GHashTable *jump_trampoline_hash;
331 GHashTable *jit_trampoline_hash;
332 GHashTable *delegate_trampoline_hash;
333 /* Maps ClassMethodPair -> MonoDelegateTrampInfo */
334 GHashTable *static_rgctx_trampoline_hash;
335 GHashTable *llvm_vcall_trampoline_hash;
336 /* maps MonoMethod -> MonoJitDynamicMethodInfo */
337 GHashTable *dynamic_code_hash;
338 GHashTable *method_code_hash;
339 /* Maps methods to a RuntimeInvokeInfo structure, protected by the associated MonoDomain lock */
340 MonoConcurrentHashTable *runtime_invoke_hash;
341 /* Maps MonoMethod to a GPtrArray containing sequence point locations */
342 /* Protected by the domain lock */
343 GHashTable *seq_points;
344 /* Debugger agent data */
346 /* Maps MonoMethod to an arch-specific structure */
347 GHashTable *arch_seq_points;
348 /* Maps a GSharedVtTrampInfo structure to a trampoline address */
349 GHashTable *gsharedvt_arg_tramp_hash;
350 /* memcpy/bzero methods specialized for small constant sizes */
351 gpointer *memcpy_addr [17];
352 gpointer *bzero_addr [17];
353 gpointer llvm_module;
358 MonoCodeManager *code_mp;
359 } MonoJitDynamicMethodInfo;
361 /* An extension of MonoGenericParamFull used in generic sharing */
363 MonoGenericParamFull param;
364 MonoGenericParam *parent;
365 } MonoGSharedGenericParam;
367 #define domain_jit_info(domain) ((MonoJitDomainInfo*)((domain)->runtime_info))
369 /* Contains a list of ips which needs to be patched when a method is compiled */
380 * Information about a stack frame.
381 * FIXME This typedef exists only to avoid tons of code rewriting
383 typedef MonoStackFrameInfo StackFrameInfo;
386 #define mono_bitset_foreach_bit(set,b,n) \
387 for (b = 0; b < n; b++)\
388 if (mono_bitset_test_fast(set,b))
390 #define mono_bitset_foreach_bit(set,b,n) \
391 for (b = mono_bitset_find_start (set); b < n && b >= 0; b = mono_bitset_find_first (set, b))
395 * Pull the list of opcodes
397 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
401 #include "mono/cil/opcode.def"
406 #define MONO_VARINFO(cfg,varnum) (&(cfg)->vars [varnum])
408 #define MONO_INST_NULLIFY_SREGS(dest) do { \
409 (dest)->sreg1 = (dest)->sreg2 = (dest)->sreg3 = -1; \
412 #define MONO_INST_NEW(cfg,dest,op) do { \
413 (dest) = (MonoInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
414 (dest)->opcode = (op); \
416 MONO_INST_NULLIFY_SREGS ((dest)); \
417 (dest)->cil_code = (cfg)->ip; \
420 #define MONO_INST_NEW_CALL(cfg,dest,op) do { \
421 (dest) = (MonoCallInst *)mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoCallInst)); \
422 (dest)->inst.opcode = (op); \
423 (dest)->inst.dreg = -1; \
424 MONO_INST_NULLIFY_SREGS (&(dest)->inst); \
425 (dest)->inst.cil_code = (cfg)->ip; \
428 #define MONO_ADD_INS(b,inst) do { \
429 if ((b)->last_ins) { \
430 (b)->last_ins->next = (inst); \
431 (inst)->prev = (b)->last_ins; \
432 (b)->last_ins = (inst); \
434 (b)->code = (b)->last_ins = (inst); \
438 #define NULLIFY_INS(ins) do { \
439 (ins)->opcode = OP_NOP; \
441 MONO_INST_NULLIFY_SREGS ((ins)); \
444 /* Remove INS from BB */
445 #define MONO_REMOVE_INS(bb,ins) do { \
447 (ins)->prev->next = (ins)->next; \
449 (ins)->next->prev = (ins)->prev; \
450 if ((bb)->code == (ins)) \
451 (bb)->code = (ins)->next; \
452 if ((bb)->last_ins == (ins)) \
453 (bb)->last_ins = (ins)->prev; \
456 /* Remove INS from BB and nullify it */
457 #define MONO_DELETE_INS(bb,ins) do { \
458 MONO_REMOVE_INS ((bb), (ins)); \
459 NULLIFY_INS ((ins)); \
463 * this is used to determine when some branch optimizations are possible: we exclude FP compares
464 * because they have weird semantics with NaNs.
466 #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))
467 #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))
469 #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))
471 #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)))
473 #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)))
476 #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))
477 #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))
478 #define MONO_IS_STORE_MEMINDEX(ins) (((ins)->opcode >= OP_STORE_MEMINDEX) && ((ins)->opcode <= OP_STORER8_MEMINDEX))
480 #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)))
482 #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)))
484 #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))))
486 /* FIXME: Add more instructions */
487 /* INEG sets the condition codes, and the OP_LNEG decomposition depends on this on x86 */
488 #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))
490 #define MONO_METHOD_IS_FINAL(m) (((m)->flags & METHOD_ATTRIBUTE_FINAL) || ((m)->klass && ((m)->klass->flags & TYPE_ATTRIBUTE_SEALED)))
493 #ifdef MONO_ARCH_SIMD_INTRINSICS
495 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI) || ((ins)->opcode == OP_XPHI))
496 #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))
497 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_XMOVE))
498 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_XMOVE) || ((ins)->opcode == OP_RMOVE))
499 #define MONO_IS_ZERO(ins) (((ins)->opcode == OP_VZERO) || ((ins)->opcode == OP_XZERO))
501 #define MONO_CLASS_IS_SIMD(cfg, klass) (((cfg)->opt & MONO_OPT_SIMD) && (klass)->simd_type)
505 #define MONO_IS_PHI(ins) (((ins)->opcode == OP_PHI) || ((ins)->opcode == OP_FPHI) || ((ins)->opcode == OP_VPHI))
506 #define MONO_IS_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_VMOVE) || ((ins)->opcode == OP_RMOVE))
507 #define MONO_IS_NON_FP_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_VMOVE))
508 /*A real MOVE is one that isn't decomposed such as a VMOVE or LMOVE*/
509 #define MONO_IS_REAL_MOVE(ins) (((ins)->opcode == OP_MOVE) || ((ins)->opcode == OP_FMOVE) || ((ins)->opcode == OP_RMOVE))
510 #define MONO_IS_ZERO(ins) ((ins)->opcode == OP_VZERO)
512 #define MONO_CLASS_IS_SIMD(cfg, klass) (0)
516 typedef struct MonoInstList MonoInstList;
517 typedef struct MonoInst MonoInst;
518 typedef struct MonoCallInst MonoCallInst;
519 typedef struct MonoCallArgParm MonoCallArgParm;
520 typedef struct MonoMethodVar MonoMethodVar;
521 typedef struct MonoBasicBlock MonoBasicBlock;
522 typedef struct MonoLMF MonoLMF;
523 typedef struct MonoSpillInfo MonoSpillInfo;
524 typedef struct MonoTraceSpec MonoTraceSpec;
526 extern MonoNativeTlsKey mono_jit_tls_id;
527 extern MonoTraceSpec *mono_jit_trace_calls;
528 extern gboolean mono_break_on_exc;
529 extern int mono_exc_esp_offset;
530 extern gboolean mono_compile_aot;
531 extern gboolean mono_aot_only;
532 extern gboolean mono_llvm_only;
533 extern MonoAotMode mono_aot_mode;
534 extern MonoMethodDesc *mono_inject_async_exc_method;
535 extern int mono_inject_async_exc_pos;
536 extern MonoMethodDesc *mono_break_at_bb_method;
537 extern int mono_break_at_bb_bb_num;
538 extern gboolean mono_verify_all;
539 extern gboolean mono_do_x86_stack_align;
540 extern const char *mono_build_date;
541 extern gboolean mono_do_signal_chaining;
542 extern gboolean mono_do_crash_chaining;
543 extern MONO_API gboolean mono_use_llvm;
544 extern gboolean mono_do_single_method_regression;
545 extern guint32 mono_single_method_regression_opt;
546 extern MonoMethod *mono_current_single_method;
547 extern GSList *mono_single_method_list;
548 extern GHashTable *mono_single_method_hash;
549 extern gboolean mono_using_xdebug;
550 extern int mini_verbose;
551 extern int valgrind_register;
553 #define INS_INFO(opcode) (&ins_info [((opcode) - OP_START - 1) * 4])
555 extern const char ins_info[];
556 extern const gint8 ins_sreg_counts [];
559 #define mono_inst_get_num_src_registers(ins) (ins_sreg_counts [(ins)->opcode - OP_START - 1])
561 #define mono_inst_get_num_src_registers(ins) 0
564 #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)))
566 #define MONO_BB_FOR_EACH_INS(bb, ins) for ((ins) = (bb)->code; (ins); (ins) = (ins)->next)
568 #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)
570 #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)
572 #define mono_bb_first_ins(bb) (bb)->code
574 struct MonoSpillInfo {
579 * Information about a call site for the GC map creation code
582 /* The next offset after the call instruction */
584 /* The basic block containing the call site */
587 * The set of variables live at the call site.
588 * Has length cfg->num_varinfo in bits.
592 * List of OP_GC_PARAM_SLOT_LIVENESS_DEF instructions defining the param slots
599 * The IR-level extended basic block.
601 * A basic block can have multiple exits just fine, as long as the point of
602 * 'departure' is the last instruction in the basic block. Extended basic
603 * blocks, on the other hand, may have instructions that leave the block
604 * midstream. The important thing is that they cannot be _entered_
605 * midstream, ie, execution of a basic block (or extened bb) always start
606 * at the beginning of the block, never in the middle.
608 struct MonoBasicBlock {
611 /* the next basic block in the order it appears in IL */
612 MonoBasicBlock *next_bb;
615 * Before instruction selection it is the first tree in the
616 * forest and the first item in the list of trees. After
617 * instruction selection it is the first instruction and the
618 * first item in the list of instructions.
622 /* unique block number identification */
627 /* Basic blocks: incoming and outgoing counts and pointers */
628 /* Each bb should only appear once in each array */
629 gint16 out_count, in_count;
630 MonoBasicBlock **in_bb;
631 MonoBasicBlock **out_bb;
633 /* Points to the start of the CIL code that initiated this BB */
634 unsigned char* cil_code;
636 /* Length of the CIL block */
639 /* The offset of the generated code, used for fixups */
641 /* The length of the generated code, doesn't include alignment padding */
643 /* The real native offset, which includes alignment padding too */
644 int real_native_offset;
648 /* Visited and reachable flags */
652 * SSA and loop based flags
654 MonoBitSet *dominators;
655 MonoBitSet *dfrontier;
656 MonoBasicBlock *idom;
658 /* fast dominator algorithm */
659 MonoBasicBlock *df_parent, *ancestor, *child, *label;
660 int size, sdom, idomn;
662 /* loop nesting and recognition */
665 gint8 loop_body_start;
668 * Whenever the bblock is rarely executed so it should be emitted after
669 * the function epilog.
671 guint out_of_line : 1;
672 /* Caches the result of uselessness calculation during optimize_branches */
673 guint not_useless : 1;
674 /* Whenever the decompose_array_access_opts () pass needs to process this bblock */
675 guint has_array_access : 1;
676 /* Whenever this bblock is extended, ie. it has branches inside it */
678 /* Whenever this bblock contains a OP_JUMP_TABLE instruction */
679 guint has_jump_table : 1;
680 /* Whenever this bblock contains an OP_CALL_HANDLER instruction */
681 guint has_call_handler : 1;
682 /* Whenever this bblock starts a try block */
686 /* The offset of the CIL instruction in this bblock which ends a try block */
691 * If this is set, extend the try range started by this bblock by an arch specific
692 * number of bytes to encompass the end of the previous bblock (e.g. a Monitor.Enter
695 guint extend_try_block : 1;
697 /* use for liveness analysis */
699 MonoBitSet *kill_set;
700 MonoBitSet *live_in_set;
701 MonoBitSet *live_out_set;
703 /* fields to deal with non-empty stack slots at bb boundary */
704 guint16 out_scount, in_scount;
705 MonoInst **out_stack;
708 /* we use that to prevent merging of bblocks covered by different clauses*/
712 MonoInst *last_seq_point;
714 GSList *spill_slot_defs;
716 /* List of call sites in this bblock sorted by pc_offset */
717 GSList *gc_callsites;
720 * The region encodes whether the basic block is inside
721 * a finally, catch, filter or none of these.
723 * If the value is -1, then it is neither finally, catch nor filter
725 * Otherwise the format is:
727 * Bits: | 0-3 | 4-7 | 8-31
729 * | clause-flags | MONO_REGION | clause-index
734 /* The current symbolic register number, used in local register allocation. */
741 BB_REACHABLE = 1 << 1,
742 BB_EXCEPTION_DEAD_OBJ = 1 << 2,
743 BB_EXCEPTION_UNSAFE = 1 << 3,
744 BB_EXCEPTION_HANDLER = 1 << 4,
745 /* for Native Client, mark the blocks that can be jumped to indirectly */
746 BB_INDIRECT_JUMP_TARGET = 1 << 5
749 typedef struct MonoMemcpyArgs {
755 /* Scalar argument passed by value */
757 /* Only in ainfo->pair_storage */
759 /* Only in ainfo->pair_storage */
763 LLVMArgVtypeRetAddr, /* On on cinfo->ret */
765 /* Fixed size argument passed to/returned from gsharedvt method by ref */
766 LLVMArgGsharedvtFixed,
767 /* Fixed size vtype argument passed to/returned from gsharedvt method by ref */
768 LLVMArgGsharedvtFixedVtype,
769 /* Variable sized argument passed to/returned from gsharedvt method by ref */
770 LLVMArgGsharedvtVariable,
771 /* Vtype passed as one int array argument */
773 /* Vtype passed as a set of fp arguments */
776 * Only for returns, a structure which
777 * consists of floats/doubles.
781 /* Vtype returned as an int */
782 LLVMArgVtypeAsScalar,
783 /* Scalar returned by ref using an additional argument */
784 LLVMArgScalarRetAddr,
785 /* Scalar passed by ref */
790 LLVMArgStorage storage;
793 * Only if storage == ArgValuetypeInReg/LLVMArgAsFpArgs.
794 * This contains how the parts of the vtype are passed.
796 LLVMArgStorage pair_storage [8];
798 * Only if storage == LLVMArgAsIArgs/LLVMArgAsFpArgs/LLVMArgFpStruct.
799 * If storage == LLVMArgAsFpArgs, this is the number of arguments
800 * used to pass the value.
801 * If storage == LLVMArgFpStruct, this is the number of fields
805 /* Only if storage == LLVMArgAsFpArgs/LLVMArgFpStruct (4/8) */
807 /* Parameter index in the LLVM signature */
810 /* Only if storage == LLVMArgAsFpArgs. Dummy fp args to insert before this arg */
816 /* Whenever there is an rgctx argument */
818 /* Whenever there is an IMT argument */
821 * The position of the vret arg in the argument list.
822 * Only if ret->storage == ArgVtypeRetAddr.
826 /* The indexes of various special arguments in the LLVM signature */
827 int vret_arg_pindex, this_arg_pindex, rgctx_arg_pindex, imt_arg_pindex;
829 /* Inline array of argument info */
830 /* args [0] is for the this argument if it exists */
831 LLVMArgInfo args [1];
834 #define MONO_MAX_SRC_REGS 3
838 guint8 type; /* stack type */
841 /* used by the register allocator */
842 gint32 dreg, sreg1, sreg2, sreg3;
844 MonoInst *next, *prev;
851 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
853 gpointer p[SIZEOF_REGISTER/SIZEOF_VOID_P];
859 MonoMethodSignature *signature;
860 MonoBasicBlock **many_blocks;
861 MonoBasicBlock *target_block;
866 MonoCallInst *call_inst;
867 MonoExceptionClause *exception_clause;
873 const unsigned char* cil_code; /* for debugging and bblock splitting */
875 /* used mostly by the backend to store additional info it may need */
880 MonoMemcpyArgs *memcpy_args; /* in OP_MEMSET and OP_MEMCPY */
883 gboolean is_pinvoke; /* for variables in the unmanaged marshal format */
884 gboolean record_cast_details; /* For CEE_CASTCLASS */
885 MonoInst *spill_var; /* for OP_MOVE_I4_TO_F/F_TO_I4 and OP_FCONV_TO_R8_X */
886 guint16 source_opcode; /*OP_XCONV_R8_TO_I4 needs to know which op was used to do proper widening*/
887 int pc_offset; /* OP_GC_LIVERANGE_START/END */
890 * memory_barrier: MONO_MEMORY_BARRIER_{ACQ,REL,SEQ}
891 * atomic_load_*: MONO_MEMORY_BARRIER_{ACQ,SEQ}
892 * atomic_store_*: MONO_MEMORY_BARRIER_{REL,SEQ}
894 int memory_barrier_kind;
900 struct MonoCallInst {
902 MonoMethodSignature *signature;
909 guint stack_align_amount;
910 guint is_virtual : 1;
912 /* If this is TRUE, 'fptr' points to a MonoJumpInfo instead of an address. */
913 guint fptr_is_patch : 1;
915 * If this is true, then the call returns a vtype in a register using the same
916 * calling convention as OP_CALL.
918 guint vret_in_reg : 1;
919 /* Whenever vret_in_reg returns fp values */
920 guint vret_in_reg_fp : 1;
921 /* Whenever there is an IMT argument and it is dynamic */
922 guint dynamic_imt_arg : 1;
923 /* Whenever there is an RGCTX argument */
924 guint32 rgctx_reg : 1;
925 /* Whenever the call will need an unbox trampoline */
926 guint need_unbox_trampoline : 1;
927 regmask_t used_iregs;
928 regmask_t used_fregs;
929 GSList *out_ireg_args;
930 GSList *out_freg_args;
935 int rgctx_arg_reg, imt_arg_reg;
938 /* See the comment in mini-arm.c!mono_arch_emit_call for RegTypeFP. */
943 struct MonoCallArgParm {
952 * Note: some of the values overlap, because they can't appear
953 * in the same MonoInst.
956 MONO_INST_HAS_METHOD = 1,
957 MONO_INST_INIT = 1, /* in localloc */
958 MONO_INST_SINGLE_STEP_LOC = 1, /* in SEQ_POINT */
959 MONO_INST_IS_DEAD = 2,
960 MONO_INST_TAILCALL = 4,
961 MONO_INST_VOLATILE = 4,
962 MONO_INST_NOTYPECHECK = 4,
963 MONO_INST_NONEMPTY_STACK = 4, /* in SEQ_POINT */
964 MONO_INST_UNALIGNED = 8,
965 MONO_INST_CFOLD_TAKEN = 8, /* On branches */
966 MONO_INST_CFOLD_NOT_TAKEN = 16, /* On branches */
967 MONO_INST_DEFINITION_HAS_SIDE_EFFECTS = 8,
968 /* the address of the variable has been taken */
969 MONO_INST_INDIRECT = 16,
970 MONO_INST_NORANGECHECK = 16,
971 /* On loads, the source address can be null */
972 MONO_INST_FAULT = 32,
974 * On variables, identifies LMF variables. These variables have a dummy type (int), but
975 * require stack space for a MonoLMF struct.
978 /* On loads, the source address points to a constant value */
979 MONO_INST_INVARIANT_LOAD = 64,
980 /* On variables, the variable needs GC tracking */
981 MONO_INST_GC_TRACK = 128,
983 * Set on instructions during code emission which make calls, i.e. OP_CALL, OP_THROW.
984 * backend.pc_offset will be set to the pc offset at the end of the native call instructions.
986 MONO_INST_GC_CALLSITE = 128,
987 /* On comparisons, mark the branch following the condition as likely to be taken */
988 MONO_INST_LIKELY = 128,
991 #define inst_c0 data.op[0].const_val
992 #define inst_c1 data.op[1].const_val
993 #define inst_i0 data.op[0].src
994 #define inst_i1 data.op[1].src
995 #if (SIZEOF_REGISTER > SIZEOF_VOID_P) && (G_BYTE_ORDER == G_BIG_ENDIAN)
996 #define inst_p0 data.op[0].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
997 #define inst_p1 data.op[1].pdata.p[SIZEOF_REGISTER/SIZEOF_VOID_P - 1]
999 #define inst_p0 data.op[0].p
1000 #define inst_p1 data.op[1].p
1002 #define inst_l data.i8const
1003 #define inst_r data.r8const
1004 #define inst_left data.op[0].src
1005 #define inst_right data.op[1].src
1007 #define inst_newa_len data.op[0].src
1008 #define inst_newa_class data.op[1].klass
1010 #define inst_var data.op[0].var
1011 #define inst_vtype data.op[1].vtype
1012 /* in branch instructions */
1013 #define inst_many_bb data.op[1].many_blocks
1014 #define inst_target_bb data.op[0].target_block
1015 #define inst_true_bb data.op[1].many_blocks[0]
1016 #define inst_false_bb data.op[1].many_blocks[1]
1018 #define inst_basereg sreg1
1019 #define inst_indexreg sreg2
1020 #define inst_destbasereg dreg
1021 #define inst_offset data.op[0].const_val
1022 #define inst_imm data.op[1].const_val
1023 #define inst_call data.op[1].call_inst
1025 #define inst_phi_args data.op[1].phi_args
1026 #define inst_eh_block data.op[1].exception_clause
1029 mono_inst_set_src_registers (MonoInst *ins, int *regs)
1031 ins->sreg1 = regs [0];
1032 ins->sreg2 = regs [1];
1033 ins->sreg3 = regs [2];
1036 /* instruction description for use in regalloc/scheduling */
1039 MONO_INST_SRC1, /* we depend on the SRCs to be consecutive */
1044 /* Unused, commented out to reduce the size of the mdesc tables
1055 guint16 tid; /* tree number */
1056 guint16 bid; /* block number */
1062 MonoPosition first_use, last_use;
1065 typedef struct MonoLiveRange2 MonoLiveRange2;
1067 struct MonoLiveRange2 {
1069 MonoLiveRange2 *next;
1073 /* List of live ranges sorted by 'from' */
1074 MonoLiveRange2 *range;
1075 MonoLiveRange2 *last_range;
1079 * Additional information about a variable
1081 struct MonoMethodVar {
1082 guint idx; /* inside cfg->varinfo, cfg->vars */
1083 MonoLiveRange range; /* generated by liveness analysis */
1084 MonoLiveInterval *interval; /* generated by liveness analysis */
1085 int reg; /* != -1 if allocated into a register */
1087 MonoBitSet *def_in; /* used by SSA */
1088 MonoInst *def; /* used by SSA */
1089 MonoBasicBlock *def_bb; /* used by SSA */
1090 GList *uses; /* used by SSA */
1091 char cpstate; /* used by SSA conditional constant propagation */
1092 /* The native offsets corresponding to the live range of the variable */
1093 gint32 live_range_start, live_range_end;
1095 * cfg->varinfo [idx]->dreg could be replaced for OP_REGVAR, this contains the
1102 * Stores state need to resume exception handling when using LLVM
1107 MonoContext ctx, new_ctx;
1111 int first_filter_idx, filter_idx;
1115 gpointer end_of_stack;
1117 /* !defined(HAVE_KW_THREAD) || !defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) */
1120 gpointer restore_stack_prot;
1121 guint32 handling_stack_ovf;
1122 gpointer signal_stack;
1123 guint32 signal_stack_size;
1124 gpointer stack_ovf_guard_base;
1125 guint32 stack_ovf_guard_size;
1126 guint stack_ovf_valloced : 1;
1127 void (*abort_func) (MonoObject *object);
1128 /* Used to implement --debug=casts */
1129 MonoClass *class_cast_from, *class_cast_to;
1131 /* Stores state needed by handler block with a guard */
1133 ResumeState resume_state;
1135 /*Variabled use to implement handler blocks (finally/catch/etc) guards during interruption*/
1136 /* handler block return address */
1137 gpointer handler_block_return_address;
1139 /* handler block been guarded. It's safe to store this even for dynamic methods since there
1140 is an activation on stack making sure it will remain alive.*/
1141 MonoJitExceptionInfo *handler_block;
1143 /* context to be used by the guard trampoline when resuming interruption.*/
1144 MonoContext handler_block_context;
1146 * Stores the state at the exception throw site to be used by mono_stack_walk ()
1147 * when it is called from profiler functions during exception handling.
1149 MonoContext orig_ex_ctx;
1150 gboolean orig_ex_ctx_set;
1153 * Stores if we need to run a chained exception in Windows.
1155 gboolean mono_win_chained_exception_needs_run;
1158 * The current exception in flight
1164 * This structure is an extension of MonoLMF and contains extra information.
1168 gboolean debugger_invoke;
1169 MonoContext ctx; /* if debugger_invoke is TRUE */
1172 /* Generic sharing */
1175 * Flags for which contexts were used in inflating a generic.
1178 MONO_GENERIC_CONTEXT_USED_CLASS = 1,
1179 MONO_GENERIC_CONTEXT_USED_METHOD = 2
1183 /* Cannot be 0 since this is stored in rgctx slots, and 0 means an unitialized rgctx slot */
1184 MONO_GSHAREDVT_BOX_TYPE_VTYPE = 1,
1185 MONO_GSHAREDVT_BOX_TYPE_REF = 2,
1186 MONO_GSHAREDVT_BOX_TYPE_NULLABLE = 3
1190 MONO_RGCTX_INFO_STATIC_DATA,
1191 MONO_RGCTX_INFO_KLASS,
1192 MONO_RGCTX_INFO_ELEMENT_KLASS,
1193 MONO_RGCTX_INFO_VTABLE,
1194 MONO_RGCTX_INFO_TYPE,
1195 MONO_RGCTX_INFO_REFLECTION_TYPE,
1196 MONO_RGCTX_INFO_METHOD,
1197 /* In llvmonly mode, this is a function descriptor */
1198 MONO_RGCTX_INFO_GENERIC_METHOD_CODE,
1199 MONO_RGCTX_INFO_GSHAREDVT_OUT_WRAPPER,
1200 MONO_RGCTX_INFO_CLASS_FIELD,
1201 MONO_RGCTX_INFO_METHOD_RGCTX,
1202 MONO_RGCTX_INFO_METHOD_CONTEXT,
1203 MONO_RGCTX_INFO_REMOTING_INVOKE_WITH_CHECK,
1204 MONO_RGCTX_INFO_METHOD_DELEGATE_CODE,
1205 MONO_RGCTX_INFO_CAST_CACHE,
1206 MONO_RGCTX_INFO_ARRAY_ELEMENT_SIZE,
1207 MONO_RGCTX_INFO_VALUE_SIZE,
1208 /* +1 to avoid zero values in rgctx slots */
1209 MONO_RGCTX_INFO_FIELD_OFFSET,
1210 /* Either the code for a gsharedvt method, or the address for a gsharedvt-out trampoline for the method */
1211 /* In llvmonly mode, this is a function descriptor */
1212 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE,
1213 /* Same for virtual calls */
1214 /* In llvmonly mode, this is a function descriptor */
1215 MONO_RGCTX_INFO_METHOD_GSHAREDVT_OUT_TRAMPOLINE_VIRT,
1216 /* Same for calli, associated with a signature */
1217 MONO_RGCTX_INFO_SIG_GSHAREDVT_OUT_TRAMPOLINE_CALLI,
1218 /* One of MONO_GSHAREDVT_BOX_TYPE */
1219 MONO_RGCTX_INFO_CLASS_BOX_TYPE,
1220 /* Resolves to a MonoGSharedVtMethodRuntimeInfo */
1221 MONO_RGCTX_INFO_METHOD_GSHAREDVT_INFO,
1222 MONO_RGCTX_INFO_LOCAL_OFFSET,
1223 MONO_RGCTX_INFO_MEMCPY,
1224 MONO_RGCTX_INFO_BZERO,
1225 /* The address of Nullable<T>.Box () */
1226 /* In llvmonly mode, this is a function descriptor */
1227 MONO_RGCTX_INFO_NULLABLE_CLASS_BOX,
1228 MONO_RGCTX_INFO_NULLABLE_CLASS_UNBOX,
1229 /* MONO_PATCH_INFO_VCALL_METHOD */
1230 MONO_RGCTX_INFO_VIRT_METHOD_CODE,
1232 * MONO_PATCH_INFO_VCALL_METHOD
1233 * Same as MONO_RGCTX_INFO_CLASS_BOX_TYPE, but for the class
1234 * which implements the method.
1236 MONO_RGCTX_INFO_VIRT_METHOD_BOX_TYPE,
1237 } MonoRgctxInfoType;
1239 typedef struct _MonoRuntimeGenericContextInfoTemplate {
1240 MonoRgctxInfoType info_type;
1242 struct _MonoRuntimeGenericContextInfoTemplate *next;
1243 } MonoRuntimeGenericContextInfoTemplate;
1246 MonoClass *next_subclass;
1247 MonoRuntimeGenericContextInfoTemplate *infos;
1248 GSList *method_templates;
1249 } MonoRuntimeGenericContextTemplate;
1252 MonoVTable *class_vtable; /* must be the first element */
1253 MonoGenericInst *method_inst;
1254 gpointer infos [MONO_ZERO_LEN_ARRAY];
1255 } MonoMethodRuntimeGenericContext;
1257 #define MONO_SIZEOF_METHOD_RUNTIME_GENERIC_CONTEXT (sizeof (MonoMethodRuntimeGenericContext) - MONO_ZERO_LEN_ARRAY * SIZEOF_VOID_P)
1259 #define MONO_RGCTX_SLOT_MAKE_RGCTX(i) (i)
1260 #define MONO_RGCTX_SLOT_MAKE_MRGCTX(i) ((i) | 0x80000000)
1261 #define MONO_RGCTX_SLOT_INDEX(s) ((s) & 0x7fffffff)
1262 #define MONO_RGCTX_SLOT_IS_MRGCTX(s) (((s) & 0x80000000) ? TRUE : FALSE)
1264 #define MONO_GSHAREDVT_DEL_INVOKE_VT_OFFSET -2
1268 MonoRuntimeGenericContextInfoTemplate *entries;
1269 int num_entries, count_entries;
1270 } MonoGSharedVtMethodInfo;
1272 /* This is used by gsharedvt methods to allocate locals and compute local offsets */
1276 * The results of resolving the entries in MOonGSharedVtMethodInfo->entries.
1277 * We use this instead of rgctx slots since these can be loaded using a load instead
1278 * of a call to an rgctx fetch trampoline.
1280 gpointer entries [MONO_ZERO_LEN_ARRAY];
1281 } MonoGSharedVtMethodRuntimeInfo;
1287 MonoMethodSignature *invoke_sig;
1288 MonoMethodSignature *sig;
1289 gpointer method_ptr;
1290 gpointer invoke_impl;
1292 gpointer impl_nothis;
1293 gboolean need_rgctx_tramp;
1294 } MonoDelegateTrampInfo;
1297 * A function descriptor, which is a function address + argument pair.
1298 * In llvm-only mode, these are used instead of trampolines to pass
1299 * extra arguments to runtime functions/methods.
1308 #define PATCH_INFO(a,b) MONO_PATCH_INFO_ ## a,
1309 #include "patch-info.h"
1315 * We need to store the image which the token refers to along with the token,
1316 * since the image might not be the same as the image of the method which
1317 * contains the relocation, because of inlining.
1319 typedef struct MonoJumpInfoToken {
1322 gboolean has_context;
1323 MonoGenericContext context;
1324 } MonoJumpInfoToken;
1326 typedef struct MonoJumpInfoBBTable {
1327 MonoBasicBlock **table;
1329 } MonoJumpInfoBBTable;
1331 typedef struct MonoJumpInfoRgctxEntry MonoJumpInfoRgctxEntry;
1333 /* Contains information describing an LLVM IMT trampoline */
1334 typedef struct MonoJumpInfoImtTramp {
1337 } MonoJumpInfoImtTramp;
1339 typedef struct MonoJumpInfoGSharedVtCall MonoJumpInfoGSharedVtCall;
1342 * Represents the method which is called when a virtual call is made to METHOD
1343 * on a receiver of type KLASS.
1346 /* Receiver class */
1348 /* Virtual method */
1350 } MonoJumpInfoVirtMethod;
1352 typedef struct MonoJumpInfo MonoJumpInfo;
1353 struct MonoJumpInfo {
1355 /* Relocation type for patching */
1363 MonoJumpInfoType type;
1365 gconstpointer target;
1366 #if SIZEOF_VOID_P == 8
1376 MonoClassField *field;
1380 MonoJumpInfoToken *token;
1381 MonoJumpInfoBBTable *table;
1382 MonoJumpInfoRgctxEntry *rgctx_entry;
1383 MonoJumpInfoImtTramp *imt_tramp;
1384 MonoJumpInfoGSharedVtCall *gsharedvt;
1385 MonoGSharedVtMethodInfo *gsharedvt_method;
1386 MonoMethodSignature *sig;
1387 MonoDelegateClassMethodPair *del_tramp;
1388 /* MONO_PATCH_INFO_VIRT_METHOD */
1389 MonoJumpInfoVirtMethod *virt_method;
1394 * Contains information for computing the
1395 * property given by INFO_TYPE of the runtime
1396 * object described by DATA.
1398 struct MonoJumpInfoRgctxEntry {
1401 MonoJumpInfo *data; /* describes the data to be loaded */
1402 MonoRgctxInfoType info_type;
1405 /* Contains information about a gsharedvt call */
1406 struct MonoJumpInfoGSharedVtCall {
1407 /* The original signature of the call */
1408 MonoMethodSignature *sig;
1409 /* The method which is called */
1414 MONO_TRAMPOLINE_JIT,
1415 MONO_TRAMPOLINE_JUMP,
1416 MONO_TRAMPOLINE_RGCTX_LAZY_FETCH,
1417 MONO_TRAMPOLINE_AOT,
1418 MONO_TRAMPOLINE_AOT_PLT,
1419 MONO_TRAMPOLINE_DELEGATE,
1420 MONO_TRAMPOLINE_RESTORE_STACK_PROT,
1421 MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
1422 MONO_TRAMPOLINE_VCALL,
1423 MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD,
1425 } MonoTrampolineType;
1427 /* These trampolines return normally to their caller */
1428 #define MONO_TRAMPOLINE_TYPE_MUST_RETURN(t) \
1429 ((t) == MONO_TRAMPOLINE_RESTORE_STACK_PROT || \
1430 (t) == MONO_TRAMPOLINE_RGCTX_LAZY_FETCH)
1432 /* These trampolines receive an argument directly in a register */
1433 #define MONO_TRAMPOLINE_TYPE_HAS_ARG(t) \
1434 ((t) == MONO_TRAMPOLINE_HANDLER_BLOCK_GUARD)
1436 /* optimization flags */
1437 #define OPTFLAG(id,shift,name,descr) MONO_OPT_ ## id = 1 << shift,
1439 #include "optflags-def.h"
1444 * This structure represents a JIT backend.
1447 guint have_card_table_wb : 1;
1448 guint have_op_generic_class_init : 1;
1449 guint emulate_mul_div : 1;
1450 guint emulate_div : 1;
1451 guint emulate_long_shift_opts : 1;
1452 guint have_objc_get_selector : 1;
1453 guint have_generalized_imt_thunk : 1;
1454 guint have_tls_get : 1;
1455 guint have_tls_get_reg : 1;
1456 guint have_liverange_ops: 1;
1457 guint have_op_tail_call : 1;
1458 guint have_dummy_init : 1;
1459 guint gshared_supported : 1;
1460 guint use_fpstack : 1;
1462 guint need_got_var : 1;
1463 guint need_div_check : 1;
1464 guint no_unaligned_access : 1;
1465 int monitor_enter_adjustment;
1466 int dyn_call_param_area;
1469 /* Flags for mini_method_compile () */
1471 /* Whenever to run cctors during JITting */
1472 JIT_FLAG_RUN_CCTORS = (1 << 0),
1473 /* Whenever this is an AOT compilation */
1474 JIT_FLAG_AOT = (1 << 1),
1475 /* Whenever this is a full AOT compilation */
1476 JIT_FLAG_FULL_AOT = (1 << 2),
1477 /* Whenever to compile with LLVM */
1478 JIT_FLAG_LLVM = (1 << 3),
1479 /* Whenever to disable direct calls to direct calls to icall functions */
1480 JIT_FLAG_NO_DIRECT_ICALLS = (1 << 4),
1481 /* Emit explicit null checks */
1482 JIT_FLAG_EXPLICIT_NULL_CHECKS = (1 << 5),
1483 /* Whenever to compile in llvm-only mode */
1484 JIT_FLAG_LLVM_ONLY = (1 << 6),
1487 /* Bit-fields in the MonoBasicBlock.region */
1488 #define MONO_REGION_TRY 0
1489 #define MONO_REGION_FINALLY 16
1490 #define MONO_REGION_CATCH 32
1491 #define MONO_REGION_FAULT 64 /* Currently unused */
1492 #define MONO_REGION_FILTER 128
1494 #define MONO_BBLOCK_IS_IN_REGION(bblock, regtype) (((bblock)->region & (0xf << 4)) == (regtype))
1496 #define MONO_REGION_FLAGS(region) ((region) & 0x7)
1497 #define MONO_REGION_CLAUSE_INDEX(region) (((region) >> 8) - 1)
1499 #define get_vreg_to_inst(cfg, vreg) ((vreg) < (cfg)->vreg_to_inst_len ? (cfg)->vreg_to_inst [(vreg)] : NULL)
1501 #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))))
1503 #define vreg_is_ref(cfg, vreg) ((vreg) < (cfg)->vreg_is_ref_len ? (cfg)->vreg_is_ref [(vreg)] : 0)
1504 #define vreg_is_mp(cfg, vreg) ((vreg) < (cfg)->vreg_is_mp_len ? (cfg)->vreg_is_mp [(vreg)] : 0)
1507 * Control Flow Graph and compilation unit information
1511 MonoMethodHeader *header;
1512 MonoMemPool *mempool;
1514 MonoMethodVar *vars;
1516 MonoBasicBlock *bb_entry;
1517 MonoBasicBlock *bb_exit;
1518 MonoBasicBlock *bb_init;
1519 MonoBasicBlock **bblocks;
1520 MonoBasicBlock **cil_offset_to_bb;
1521 MonoMemPool *state_pool; /* used by instruction selection */
1522 MonoBasicBlock *cbb; /* used by instruction selection */
1523 MonoInst *prev_ins; /* in decompose */
1524 MonoJumpInfo *patch_info;
1525 MonoJitInfo *jit_info;
1526 MonoJitDynamicMethodInfo *dynamic_info;
1527 guint num_bblocks, max_block_num;
1529 guint num_varinfo; /* used items in varinfo */
1530 guint varinfo_count; /* total storage in varinfo */
1533 gint cil_offset_to_bb_len;
1535 MonoSpillInfo *spill_info [16]; /* machine register spills */
1537 gint spill_info_len [16];
1538 /* unsigned char *cil_code; */
1539 MonoMethod *inlined_method; /* the method which is currently inlined */
1540 MonoInst *domainvar; /* a cache for the current domain */
1541 MonoInst *got_var; /* Global Offset Table variable */
1543 MonoInst *rgctx_var; /* Runtime generic context variable (for static generic methods) */
1545 MonoType **arg_types;
1546 MonoMethod *current_method; /* The method currently processed by method_to_ir () */
1547 MonoMethod *method_to_register; /* The method to register in JIT info tables */
1548 MonoGenericContext *generic_context;
1550 MonoBackend *backend;
1553 * This variable represents the hidden argument holding the vtype
1554 * return address. If the method returns something other than a vtype, or
1555 * the vtype is returned in registers this is NULL.
1557 MonoInst *vret_addr;
1560 * This is used to initialize the cil_code field of MonoInst's.
1562 const unsigned char *ip;
1564 struct MonoAliasingInformation *aliasing_info;
1566 /* A hashtable of region ID-> SP var mappings */
1567 /* An SP var is a place to store the stack pointer (used by handlers)*/
1570 /* A hashtable of region ID -> EX var mappings */
1571 /* An EX var stores the exception object passed to catch/filter blocks */
1574 GList *ldstr_list; /* used by AOT */
1579 GHashTable *cbb_hash;
1581 /* The current virtual register number */
1584 MonoGenericSharingContext gsctx;
1585 MonoGenericContext *gsctx_context;
1587 MonoGSharedVtMethodInfo *gsharedvt_info;
1589 /* Points to the gsharedvt locals area at runtime */
1590 MonoInst *gsharedvt_locals_var;
1592 /* The localloc instruction used to initialize gsharedvt_locals_var */
1593 MonoInst *gsharedvt_locals_var_ins;
1595 /* Points to a MonoGSharedVtMethodRuntimeInfo at runtime */
1596 MonoInst *gsharedvt_info_var;
1598 /* For native-to-managed wrappers, the saved old domain */
1599 MonoInst *orig_domain_var;
1602 MonoInst *lmf_addr_var;
1604 MonoInst *stack_inbalance_var;
1606 unsigned char *cil_start;
1607 #ifdef __native_client_codegen__
1608 /* this alloc is not aligned, native_code */
1609 /* is the 32-byte aligned version of this */
1610 unsigned char *native_code_alloc;
1612 unsigned char *native_code;
1618 regmask_t used_int_regs;
1620 guint32 prof_options;
1623 guint32 verbose_level;
1624 guint32 stack_usage;
1628 guint disable_aot : 1;
1629 guint disable_ssa : 1;
1630 guint disable_llvm : 1;
1631 guint enable_extended_bblocks : 1;
1632 guint run_cctors : 1;
1633 guint need_lmf_area : 1;
1634 guint compile_aot : 1;
1636 guint compile_llvm : 1;
1637 guint got_var_allocated : 1;
1638 guint ret_var_is_local : 1;
1639 guint ret_var_set : 1;
1640 guint unverifiable : 1;
1641 guint skip_visibility : 1;
1642 guint disable_reuse_registers : 1;
1643 guint disable_reuse_stack_slots : 1;
1644 guint disable_reuse_ref_stack_slots : 1;
1645 guint disable_ref_noref_stack_slot_share : 1;
1646 guint disable_initlocals_opt : 1;
1647 guint disable_initlocals_opt_refs : 1;
1648 guint disable_omit_fp : 1;
1649 guint disable_vreg_to_lvreg : 1;
1650 guint disable_deadce_vars : 1;
1651 guint disable_out_of_line_bblocks : 1;
1652 guint disable_direct_icalls : 1;
1653 guint create_lmf_var : 1;
1655 * When this is set, the code to push/pop the LMF from the LMF stack is generated as IR
1656 * instead of being generated in emit_prolog ()/emit_epilog ().
1660 * Whenever to use the mono_lmf TLS variable instead of indirection through the
1661 * mono_lmf_addr TLS variable.
1663 guint lmf_ir_mono_lmf : 1;
1664 guint gen_write_barriers : 1;
1665 guint init_ref_vars : 1;
1666 guint extend_live_ranges : 1;
1667 guint compute_precise_live_ranges : 1;
1668 guint has_got_slots : 1;
1669 guint uses_rgctx_reg : 1;
1670 guint uses_vtable_reg : 1;
1671 guint uses_simd_intrinsics : 1;
1672 guint keep_cil_nops : 1;
1673 guint gen_seq_points : 1;
1674 /* Generate seq points for use by the debugger */
1675 guint gen_sdb_seq_points : 1;
1676 guint explicit_null_checks : 1;
1677 guint compute_gc_maps : 1;
1678 guint soft_breakpoints : 1;
1679 guint arch_eh_jit_info : 1;
1680 guint has_indirection : 1;
1681 guint has_atomic_add_i4 : 1;
1682 guint has_atomic_exchange_i4 : 1;
1683 guint has_atomic_cas_i4 : 1;
1684 guint check_pinvoke_callconv : 1;
1685 guint has_unwind_info_for_epilog : 1;
1686 guint disable_inline : 1;
1688 guint gsharedvt : 1;
1690 guint llvm_only : 1;
1692 gpointer debug_info;
1695 MonoProfileCoverageInfo *coverage_info;
1696 GHashTable *token_info_hash;
1697 MonoCompileArch arch;
1698 guint32 inline_depth;
1699 /* Size of memory reserved for thunks */
1703 /* Offset between the start of code and the thunks area */
1705 guint32 exception_type; /* MONO_EXCEPTION_* */
1706 guint32 exception_data;
1707 char* exception_message;
1708 gpointer exception_ptr;
1710 guint8 * encoded_unwind_ops;
1711 guint32 encoded_unwind_ops_len;
1716 /* Fields used by the local reg allocator */
1720 /* Maps vregs to their associated MonoInst's */
1721 /* vregs with an associated MonoInst are 'global' while others are 'local' */
1722 MonoInst **vreg_to_inst;
1724 /* Size of above array */
1725 guint32 vreg_to_inst_len;
1727 /* Marks vregs which hold a GC ref */
1728 /* FIXME: Use a bitmap */
1729 gboolean *vreg_is_ref;
1731 /* Size of above array */
1732 guint32 vreg_is_ref_len;
1734 /* Marks vregs which hold a managed pointer */
1735 /* FIXME: Use a bitmap */
1736 gboolean *vreg_is_mp;
1738 /* Size of above array */
1739 guint32 vreg_is_mp_len;
1742 * The original method to compile, differs from 'method' when doing generic
1745 MonoMethod *orig_method;
1747 /* Patches which describe absolute addresses embedded into the native code */
1748 GHashTable *abs_patches;
1750 /* If the arch passes valuetypes by address, then for methods
1751 which use JMP the arch code should use these local
1752 variables to store the addresses of incoming valuetypes.
1753 The addresses should be stored in mono_arch_emit_prolog()
1754 and can be used when emitting code for OP_JMP. See
1756 MonoInst **tailcall_valuetype_addrs;
1758 /* Used to implement move_i4_to_f on archs that can't do raw
1759 copy between an ireg and a freg. This is an int32 var.*/
1760 MonoInst *iconv_raw_var;
1762 /* Used to implement fconv_to_r8_x. This is a double (8 bytes) var.*/
1763 MonoInst *fconv_to_r8_x_var;
1765 /*Use to implement simd constructors. This is a vector (16 bytes) var.*/
1766 MonoInst *simd_ctor_var;
1768 /* Used to implement dyn_call */
1769 MonoInst *dyn_call_var;
1772 * List of sequence points represented as IL offset+native offset pairs.
1773 * Allocated using glib.
1774 * IL offset can be -1 or 0xffffff to refer to the sequence points
1775 * inside the prolog and epilog used to implement method entry/exit events.
1777 GPtrArray *seq_points;
1779 /* The encoded sequence point info */
1780 struct MonoSeqPointInfo *seq_point_info;
1782 /* Method headers which need to be freed after compilation */
1783 GSList *headers_to_free;
1786 guint32 got_offset, ex_info_offset, method_info_offset, method_index;
1787 /* Symbol used to refer to this method in generated assembly */
1789 char *asm_debug_symbol;
1790 char *llvm_method_name;
1791 int castclass_cache_index;
1793 MonoJitExceptionInfo *llvm_ex_info;
1794 guint32 llvm_ex_info_len;
1795 int llvm_this_reg, llvm_this_offset;
1797 GSList *try_block_holes;
1799 /* DWARF location list for 'this' */
1800 GSList *this_loclist;
1802 /* DWARF location list for 'rgctx_var' */
1803 GSList *rgctx_loclist;
1805 int *gsharedvt_vreg_to_idx;
1811 /* The offsets of the locals area relative to the frame pointer */
1812 gint locals_min_stack_offset, locals_max_stack_offset;
1814 /* The current CFA rule */
1815 int cur_cfa_reg, cur_cfa_offset;
1817 /* The final CFA rule at the end of the prolog */
1818 int cfa_reg, cfa_offset;
1820 /* Points to a MonoCompileGC */
1824 * The encoded GC map along with its size. This contains binary data so it can be saved in an AOT
1825 * image etc, but it requires a 4 byte alignment.
1828 guint32 gc_map_size;
1830 /* Error handling */
1834 int stat_allocate_var;
1835 int stat_locals_stack_size;
1836 int stat_basic_blocks;
1837 int stat_cil_code_size;
1839 int stat_inlineable_methods;
1840 int stat_inlined_methods;
1841 int stat_code_reallocs;
1845 MONO_CFG_HAS_ALLOCA = 1 << 0,
1846 MONO_CFG_HAS_CALLS = 1 << 1,
1847 MONO_CFG_HAS_LDELEMA = 1 << 2,
1848 MONO_CFG_HAS_VARARGS = 1 << 3,
1849 MONO_CFG_HAS_TAIL = 1 << 4,
1850 MONO_CFG_HAS_FPOUT = 1 << 5, /* there are fp values passed in int registers */
1851 MONO_CFG_HAS_SPILLUP = 1 << 6, /* spill var slots are allocated from bottom to top */
1852 MONO_CFG_HAS_CHECK_THIS = 1 << 7,
1853 MONO_CFG_HAS_ARRAY_ACCESS = 1 << 8
1857 gint32 methods_compiled;
1859 gint32 methods_lookups;
1860 gint32 allocate_var;
1861 gint32 cil_code_size;
1862 gint32 native_code_size;
1863 gint32 code_reallocs;
1864 gint32 max_code_size_ratio;
1865 gint32 biggest_method_size;
1866 gint32 allocated_code_size;
1867 gint32 allocated_seq_points_size;
1868 gint32 inlineable_methods;
1869 gint32 inlined_methods;
1870 gint32 basic_blocks;
1871 gint32 max_basic_blocks;
1872 gint32 locals_stack_size;
1874 gint32 generic_virtual_invocations;
1876 gint32 alias_removed;
1877 gint32 loads_eliminated;
1878 gint32 stores_eliminated;
1879 int methods_with_llvm;
1880 int methods_without_llvm;
1881 char *max_ratio_method;
1882 char *biggest_method;
1887 extern MonoJitStats mono_jit_stats;
1889 /* opcodes: value assigned after all the CIL opcodes */
1896 #define MINI_OP(a,b,dest,src1,src2) a,
1897 #define MINI_OP3(a,b,dest,src1,src2,src3) a,
1899 OP_START = MONO_CEE_LAST - 1,
1900 #include "mini-ops.h"
1906 #if SIZEOF_VOID_P == 8
1907 #define OP_PCONST OP_I8CONST
1908 #define OP_DUMMY_PCONST OP_DUMMY_I8CONST
1909 #define OP_PADD OP_LADD
1910 #define OP_PADD_IMM OP_LADD_IMM
1911 #define OP_PSUB_IMM OP_LSUB_IMM
1912 #define OP_PAND_IMM OP_LAND_IMM
1913 #define OP_PXOR_IMM OP_LXOR_IMM
1914 #define OP_PSUB OP_LSUB
1915 #define OP_PMUL OP_LMUL
1916 #define OP_PMUL_IMM OP_LMUL_IMM
1917 #define OP_PNEG OP_LNEG
1918 #define OP_PCONV_TO_I1 OP_LCONV_TO_I1
1919 #define OP_PCONV_TO_U1 OP_LCONV_TO_U1
1920 #define OP_PCONV_TO_I2 OP_LCONV_TO_I2
1921 #define OP_PCONV_TO_U2 OP_LCONV_TO_U2
1922 #define OP_PCONV_TO_OVF_I1_UN OP_LCONV_TO_OVF_I1_UN
1923 #define OP_PCONV_TO_OVF_I1 OP_LCONV_TO_OVF_I1
1924 #define OP_PBEQ OP_LBEQ
1925 #define OP_PCEQ OP_LCEQ
1926 #define OP_PBNE_UN OP_LBNE_UN
1927 #define OP_PBGE_UN OP_LBGE_UN
1928 #define OP_PBLT_UN OP_LBLT_UN
1929 #define OP_PBGE OP_LBGE
1930 #define OP_STOREP_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1931 #define OP_STOREP_MEMBASE_IMM OP_STOREI8_MEMBASE_IMM
1933 #define OP_PCONST OP_ICONST
1934 #define OP_DUMMY_PCONST OP_DUMMY_ICONST
1935 #define OP_PADD OP_IADD
1936 #define OP_PADD_IMM OP_IADD_IMM
1937 #define OP_PSUB_IMM OP_ISUB_IMM
1938 #define OP_PAND_IMM OP_IAND_IMM
1939 #define OP_PXOR_IMM OP_IXOR_IMM
1940 #define OP_PSUB OP_ISUB
1941 #define OP_PMUL OP_IMUL
1942 #define OP_PMUL_IMM OP_IMUL_IMM
1943 #define OP_PNEG OP_INEG
1944 #define OP_PCONV_TO_I1 OP_ICONV_TO_I1
1945 #define OP_PCONV_TO_U1 OP_ICONV_TO_U1
1946 #define OP_PCONV_TO_I2 OP_ICONV_TO_I2
1947 #define OP_PCONV_TO_U2 OP_ICONV_TO_U2
1948 #define OP_PCONV_TO_OVF_I1_UN OP_ICONV_TO_OVF_I1_UN
1949 #define OP_PCONV_TO_OVF_I1 OP_ICONV_TO_OVF_I1
1950 #define OP_PBEQ OP_IBEQ
1951 #define OP_PCEQ OP_ICEQ
1952 #define OP_PBNE_UN OP_IBNE_UN
1953 #define OP_PBGE_UN OP_IBGE_UN
1954 #define OP_PBLT_UN OP_IBLT_UN
1955 #define OP_PBGE OP_IBGE
1956 #define OP_STOREP_MEMBASE_REG OP_STOREI4_MEMBASE_REG
1957 #define OP_STOREP_MEMBASE_IMM OP_STOREI4_MEMBASE_IMM
1960 /* Opcodes to load/store regsize quantities */
1961 #if defined (__mono_ilp32__)
1962 #define OP_LOADR_MEMBASE OP_LOADI8_MEMBASE
1963 #define OP_STORER_MEMBASE_REG OP_STOREI8_MEMBASE_REG
1965 #define OP_LOADR_MEMBASE OP_LOAD_MEMBASE
1966 #define OP_STORER_MEMBASE_REG OP_STORE_MEMBASE_REG
1993 #if HAVE_ARRAY_ELEM_INIT
1994 extern const guint8 mono_burg_arity [];
1996 extern guint8 mono_burg_arity [];
1999 extern const char MONO_ARCH_CPU_SPEC [];
2000 #define MONO_ARCH_CPU_SPEC_IDX_COMBINE(a) a ## _idx
2001 #define MONO_ARCH_CPU_SPEC_IDX(a) MONO_ARCH_CPU_SPEC_IDX_COMBINE(a)
2002 extern const guint16 MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC) [];
2003 #define ins_get_spec(op) ((const char*)&MONO_ARCH_CPU_SPEC + MONO_ARCH_CPU_SPEC_IDX(MONO_ARCH_CPU_SPEC)[(op) - OP_LOAD])
2008 MONO_COMP_DFRONTIER = 4,
2009 MONO_COMP_DOM_REV = 8,
2010 MONO_COMP_LIVENESS = 16,
2012 MONO_COMP_SSA_DEF_USE = 64,
2013 MONO_COMP_REACHABILITY = 128,
2014 MONO_COMP_LOOPS = 256
2019 MONO_GRAPH_DTREE = 2,
2020 MONO_GRAPH_CFG_CODE = 4,
2021 MONO_GRAPH_CFG_SSA = 8,
2022 MONO_GRAPH_CFG_OPTCODE = 16
2029 } MonoJitArgumentInfo;
2032 gboolean handle_sigint;
2033 gboolean keep_delegates;
2034 gboolean reverse_pinvoke_exceptions;
2035 gboolean collect_pagefault_stats;
2036 gboolean break_on_unverified;
2037 gboolean better_cast_details;
2038 gboolean mdb_optimizations;
2039 gboolean no_gdb_backtrace;
2040 gboolean suspend_on_sigsegv;
2041 gboolean suspend_on_exception;
2042 gboolean suspend_on_unhandled;
2043 gboolean dyn_runtime_invoke;
2045 gboolean arm_use_fallback_tls;
2047 * Whenever data such as next sequence points and flags is required.
2048 * Next sequence points and flags are required by the debugger agent.
2050 gboolean gen_sdb_seq_points;
2051 gboolean gen_seq_points_compact_data;
2053 * Setting single_imm_size should guarantee that each time managed code is compiled
2054 * the same instructions and registers are used, regardless of the size of used values.
2056 gboolean single_imm_size;
2057 gboolean explicit_null_checks;
2059 * Fill stack frames with 0x2a in method prologs. This helps with the
2060 * debugging of the stack marking code in the GC.
2062 gboolean init_stacks;
2065 * Whenever to implement single stepping and breakpoints without signals in the
2066 * soft debugger. This is useful on platforms without signals, like the ps3, or during
2067 * runtime debugging, since it avoids SIGSEGVs when a single step location or breakpoint
2070 gboolean soft_breakpoints;
2072 * Whenever to break in the debugger using G_BREAKPOINT on unhandled exceptions.
2074 gboolean break_on_exc;
2076 * Load AOT JIT info eagerly.
2078 gboolean load_aot_jit_info_eagerly;
2080 * Check for pinvoke calling convention mismatches.
2082 gboolean check_pinvoke_callconv;
2084 * Translate Debugger.Break () into a native breakpoint signal
2086 gboolean native_debugger_break;
2114 /* Implicit exceptions */
2116 MONO_EXC_INDEX_OUT_OF_RANGE,
2118 MONO_EXC_ARITHMETIC,
2119 MONO_EXC_DIVIDE_BY_ZERO,
2120 MONO_EXC_INVALID_CAST,
2122 MONO_EXC_ARRAY_TYPE_MISMATCH,
2124 MONO_EXC_INTRINS_NUM
2128 MINI_TOKEN_SOURCE_CLASS,
2129 MINI_TOKEN_SOURCE_METHOD,
2130 MINI_TOKEN_SOURCE_FIELD
2134 * Information about a trampoline function.
2139 * The native code of the trampoline. Not owned by this structure.
2144 * The name of the trampoline which can be used in AOT/xdebug. Owned by this
2149 * Patches required by the trampoline when aot-ing. Owned by this structure.
2153 * Unwind information. Owned by this structure.
2158 * Encoded unwind info loaded from AOT images
2161 guint32 uw_info_len;
2164 typedef void (*MonoInstFunc) (MonoInst *tree, gpointer data);
2167 FILTER_IL_SEQ_POINT = 1 << 0,
2168 FILTER_NOP = 1 << 1,
2171 static inline gboolean
2172 mono_inst_filter (MonoInst *ins, int filter)
2174 if (!ins || !filter)
2177 if ((filter & FILTER_IL_SEQ_POINT) && ins->opcode == OP_IL_SEQ_POINT)
2180 if ((filter & FILTER_NOP) && ins->opcode == OP_NOP)
2186 static inline MonoInst*
2187 mono_inst_next (MonoInst *ins, int filter)
2191 } while (mono_inst_filter (ins, filter));
2196 static inline MonoInst*
2197 mono_inst_prev (MonoInst *ins, int filter)
2201 } while (mono_inst_filter (ins, filter));
2206 static inline MonoInst*
2207 mono_bb_first_inst (MonoBasicBlock *bb, int filter)
2209 MonoInst *ins = bb->code;
2210 if (mono_inst_filter (ins, filter))
2211 ins = mono_inst_next (ins, filter);
2216 static inline MonoInst*
2217 mono_bb_last_inst (MonoBasicBlock *bb, int filter)
2219 MonoInst *ins = bb->last_ins;
2220 if (mono_inst_filter (ins, filter))
2221 ins = mono_inst_prev (ins, filter);
2227 MONO_API int mono_main (int argc, char* argv[]);
2228 MONO_API void mono_set_defaults (int verbose_level, guint32 opts);
2229 MONO_API void mono_parse_env_options (int *ref_argc, char **ref_argv []);
2230 MonoDomain* mini_init (const char *filename, const char *runtime_version);
2231 void mini_cleanup (MonoDomain *domain);
2232 MONO_API MonoDebugOptions *mini_get_debug_options (void);
2233 MONO_API gboolean mini_parse_debug_option (const char *option);
2235 /* helper methods */
2236 void mini_jit_init (void);
2237 void mini_jit_cleanup (void);
2238 void mono_disable_optimizations (guint32 opts);
2239 void mono_set_optimizations (guint32 opts);
2240 void mono_set_bisect_methods (guint32 opt, const char *method_list_filename);
2241 guint32 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt);
2242 char* mono_opt_descr (guint32 flags);
2243 void mono_set_verbose_level (guint32 level);
2244 MonoJumpInfoToken* mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token);
2245 MonoJumpInfoToken* mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context);
2246 MonoInst* mono_find_spvar_for_region (MonoCompile *cfg, int region);
2247 MonoInst* mono_find_exvar_for_offset (MonoCompile *cfg, int offset);
2248 int mono_get_block_region_notry (MonoCompile *cfg, int region) MONO_LLVM_INTERNAL;
2250 void mono_precompile_assemblies (void);
2251 MONO_API int mono_parse_default_optimizations (const char* p);
2252 void mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst) MONO_LLVM_INTERNAL;
2253 void mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2254 void mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert);
2255 void mono_verify_bblock (MonoBasicBlock *bb);
2256 void mono_verify_cfg (MonoCompile *cfg);
2257 void mono_constant_fold (MonoCompile *cfg);
2258 MonoInst* mono_constant_fold_ins (MonoCompile *cfg, MonoInst *ins, MonoInst *arg1, MonoInst *arg2, gboolean overwrite);
2259 int mono_eval_cond_branch (MonoInst *branch);
2260 int mono_is_power_of_two (guint32 val) MONO_LLVM_INTERNAL;
2261 void mono_cprop_local (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst **acp, int acp_size);
2262 MonoInst* mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode);
2263 MonoInst* mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg);
2264 void mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index);
2265 MonoInst* mini_get_int_to_float_spill_area (MonoCompile *cfg);
2266 MonoType* mono_type_from_stack_type (MonoInst *ins);
2267 guint32 mono_alloc_ireg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2268 guint32 mono_alloc_lreg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2269 guint32 mono_alloc_freg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2270 guint32 mono_alloc_preg (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2271 guint32 mono_alloc_dreg (MonoCompile *cfg, MonoStackType stack_type);
2272 guint32 mono_alloc_ireg_ref (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2273 guint32 mono_alloc_ireg_mp (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2274 guint32 mono_alloc_ireg_copy (MonoCompile *cfg, guint32 vreg) MONO_LLVM_INTERNAL;
2275 void mono_mark_vreg_as_ref (MonoCompile *cfg, int vreg);
2276 void mono_mark_vreg_as_mp (MonoCompile *cfg, int vreg);
2278 void mono_link_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2279 void mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to);
2280 gboolean mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2);
2281 void mono_remove_bblock (MonoCompile *cfg, MonoBasicBlock *bb);
2282 void mono_nullify_basic_block (MonoBasicBlock *bb);
2283 void mono_merge_basic_blocks (MonoCompile *cfg, MonoBasicBlock *bb, MonoBasicBlock *bbn);
2284 void mono_optimize_branches (MonoCompile *cfg);
2286 void mono_blockset_print (MonoCompile *cfg, MonoBitSet *set, const char *name, guint idom);
2287 const char*mono_ji_type_to_string (MonoJumpInfoType type);
2288 void mono_print_ji (const MonoJumpInfo *ji);
2289 void mono_print_ins_index (int i, MonoInst *ins);
2290 void mono_print_ins (MonoInst *ins);
2291 void mono_print_bb (MonoBasicBlock *bb, const char *msg);
2292 void mono_print_code (MonoCompile *cfg, const char *msg);
2293 MONO_API void mono_print_method_from_ip (void *ip);
2294 MONO_API char *mono_pmip (void *ip);
2295 gboolean mono_debug_count (void);
2296 MONO_API const char* mono_inst_name (int op);
2297 int mono_op_to_op_imm (int opcode);
2298 int mono_op_imm_to_op (int opcode);
2299 int mono_load_membase_to_load_mem (int opcode);
2300 guint mono_type_to_load_membase (MonoCompile *cfg, MonoType *type);
2301 guint mono_type_to_store_membase (MonoCompile *cfg, MonoType *type);
2302 guint mini_type_to_stind (MonoCompile* cfg, MonoType *type);
2303 MonoJitInfo* mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared);
2304 guint32 mono_reverse_branch_op (guint32 opcode);
2305 void mono_disassemble_code (MonoCompile *cfg, guint8 *code, int size, char *id);
2306 void mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target) MONO_LLVM_INTERNAL;
2307 void mono_add_patch_info_rel (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target, int relocation) MONO_LLVM_INTERNAL;
2308 void mono_remove_patch_info (MonoCompile *cfg, int ip);
2309 MonoJumpInfo* mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info);
2310 guint mono_patch_info_hash (gconstpointer data);
2311 gint mono_patch_info_equal (gconstpointer ka, gconstpointer kb);
2312 MonoJumpInfo *mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target);
2313 gpointer mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors) MONO_LLVM_INTERNAL;
2314 gpointer mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji);
2315 gpointer mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method);
2316 gpointer mono_jit_compile_method (MonoMethod *method);
2317 gpointer mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt, MonoException **jit_ex);
2318 MonoLMF * mono_get_lmf (void);
2319 MonoLMF** mono_get_lmf_addr (void);
2320 void mono_set_lmf (MonoLMF *lmf);
2321 MonoJitTlsData* mono_get_jit_tls (void);
2322 MONO_API MonoDomain *mono_jit_thread_attach (MonoDomain *domain);
2323 MONO_API void mono_jit_set_domain (MonoDomain *domain);
2324 gint32 mono_get_jit_tls_offset (void);
2325 gint32 mono_get_lmf_tls_offset (void);
2326 gint32 mono_get_lmf_addr_tls_offset (void);
2327 int mini_get_tls_offset (MonoTlsKey key);
2328 gboolean mini_tls_get_supported (MonoCompile *cfg, MonoTlsKey key);
2329 MonoInst* mono_create_tls_get (MonoCompile *cfg, MonoTlsKey key);
2330 MonoInst* mono_get_jit_tls_intrinsic (MonoCompile *cfg);
2331 MonoInst* mono_get_domain_intrinsic (MonoCompile* cfg);
2332 MonoInst* mono_get_thread_intrinsic (MonoCompile* cfg);
2333 MonoInst* mono_get_lmf_intrinsic (MonoCompile* cfg);
2334 MonoInst* mono_get_lmf_addr_intrinsic (MonoCompile* cfg);
2335 GList *mono_varlist_insert_sorted (MonoCompile *cfg, GList *list, MonoMethodVar *mv, int sort_type);
2336 GList *mono_varlist_sort (MonoCompile *cfg, GList *list, int sort_type);
2337 void mono_analyze_liveness (MonoCompile *cfg);
2338 void mono_analyze_liveness_gc (MonoCompile *cfg);
2339 void mono_linear_scan (MonoCompile *cfg, GList *vars, GList *regs, regmask_t *used_mask);
2340 void mono_global_regalloc (MonoCompile *cfg);
2341 void mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks);
2342 MonoCompile *mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, JitFlags flags, int parts, int aot_method_index);
2343 void mono_destroy_compile (MonoCompile *cfg);
2344 MonoJitICallInfo *mono_find_jit_opcode_emulation (int opcode);
2345 void mono_print_ins_index (int i, MonoInst *ins);
2346 void mono_print_ins (MonoInst *ins);
2347 gboolean mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method);
2348 gboolean mono_compile_is_broken (MonoCompile *cfg, MonoMethod *method, gboolean fail_compile);
2349 MonoInst *mono_get_got_var (MonoCompile *cfg);
2350 void mono_add_seq_point (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, int native_offset);
2351 void mono_add_var_location (MonoCompile *cfg, MonoInst *var, gboolean is_reg, int reg, int offset, int from, int to);
2352 MonoInst* mono_emit_jit_icall (MonoCompile *cfg, gconstpointer func, MonoInst **args);
2353 MonoInst* mono_emit_jit_icall_by_info (MonoCompile *cfg, MonoJitICallInfo *info, MonoInst **args);
2354 MonoInst* mono_emit_method_call (MonoCompile *cfg, MonoMethod *method, MonoInst **args, MonoInst *this_ins);
2355 void mono_create_helper_signatures (void);
2357 gboolean mini_class_is_system_array (MonoClass *klass);
2358 MonoMethodSignature *mono_get_element_address_signature (int arity);
2359 MonoJitICallInfo *mono_get_element_address_icall (int rank);
2360 MonoJitICallInfo *mono_get_array_new_va_icall (int rank);
2362 void mono_linterval_add_range (MonoCompile *cfg, MonoLiveInterval *interval, int from, int to);
2363 void mono_linterval_print (MonoLiveInterval *interval);
2364 void mono_linterval_print_nl (MonoLiveInterval *interval);
2365 gboolean mono_linterval_covers (MonoLiveInterval *interval, int pos);
2366 gint32 mono_linterval_get_intersect_pos (MonoLiveInterval *i1, MonoLiveInterval *i2);
2367 void mono_linterval_split (MonoCompile *cfg, MonoLiveInterval *interval, MonoLiveInterval **i1, MonoLiveInterval **i2, int pos);
2368 void mono_liveness_handle_exception_clauses (MonoCompile *cfg);
2370 /* Native Client functions */
2371 gpointer mono_realloc_native_code(MonoCompile *cfg);
2372 #ifdef __native_client_codegen__
2373 void mono_nacl_align_inst(guint8 **pcode, int instlen);
2374 void mono_nacl_align_call(guint8 **start, guint8 **pcode);
2375 guint8 *mono_nacl_pad_call(guint8 *code, guint8 ilength);
2376 guint8 *mono_nacl_align(guint8 *code);
2377 void mono_nacl_fix_patches(const guint8 *code, MonoJumpInfo *ji);
2378 /* Defined for each arch */
2379 guint8 *mono_arch_nacl_pad(guint8 *code, int pad);
2380 guint8 *mono_arch_nacl_skip_nops(guint8 *code);
2382 #if defined(TARGET_X86)
2383 #define kNaClAlignment kNaClAlignmentX86
2384 #define kNaClAlignmentMask kNaClAlignmentMaskX86
2385 #elif defined(TARGET_AMD64)
2386 #define kNaClAlignment kNaClAlignmentAMD64
2387 #define kNaClAlignmentMask kNaClAlignmentMaskAMD64
2388 #elif defined(TARGET_ARM)
2389 #define kNaClAlignment kNaClAlignmentARM
2390 #define kNaClAlignmentMask kNaClAlignmentMaskARM
2393 #define NACL_BUNDLE_ALIGN_UP(p) ((((p)+kNaClAlignmentMask)) & ~kNaClAlignmentMask)
2396 #if defined(__native_client__) || defined(__native_client_codegen__)
2397 extern volatile int __nacl_thread_suspension_needed;
2398 void __nacl_suspend_thread_if_needed(void);
2399 void mono_nacl_gc(void);
2402 #if defined(__native_client_codegen__) || defined(__native_client__)
2403 #define NACL_SIZE(a, b) (b)
2405 #define NACL_SIZE(a, b) (a)
2408 extern MonoDebugOptions debug_options;
2410 static inline MonoMethod*
2411 jinfo_get_method (MonoJitInfo *ji)
2413 return mono_jit_info_get_method (ji);
2417 void mono_aot_init (void);
2418 void mono_aot_cleanup (void);
2419 gpointer mono_aot_get_method (MonoDomain *domain,
2420 MonoMethod *method);
2421 gpointer mono_aot_get_method_from_token (MonoDomain *domain, MonoImage *image, guint32 token);
2422 gboolean mono_aot_is_got_entry (guint8 *code, guint8 *addr);
2423 guint8* mono_aot_get_plt_entry (guint8 *code);
2424 guint32 mono_aot_get_plt_info_offset (mgreg_t *regs, guint8 *code);
2425 gboolean mono_aot_get_cached_class_info (MonoClass *klass, MonoCachedClassInfo *res);
2426 gboolean mono_aot_get_class_from_name (MonoImage *image, const char *name_space, const char *name, MonoClass **klass);
2427 MonoJitInfo* mono_aot_find_jit_info (MonoDomain *domain, MonoImage *image, gpointer addr);
2428 gpointer mono_aot_plt_resolve (gpointer aot_module, guint32 plt_info_offset, guint8 *code);
2429 void mono_aot_patch_plt_entry (guint8 *code, guint8 *plt_entry, gpointer *got, mgreg_t *regs, guint8 *addr);
2430 gpointer mono_aot_get_method_from_vt_slot (MonoDomain *domain, MonoVTable *vtable, int slot);
2431 gpointer mono_aot_create_specific_trampoline (MonoImage *image, gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2432 gpointer mono_aot_get_trampoline (const char *name);
2433 gpointer mono_aot_get_trampoline_full (const char *name, MonoTrampInfo **out_tinfo);
2434 gpointer mono_aot_get_unbox_trampoline (MonoMethod *method);
2435 gpointer mono_aot_get_lazy_fetch_trampoline (guint32 slot);
2436 gpointer mono_aot_get_static_rgctx_trampoline (gpointer ctx, gpointer addr);
2437 gpointer mono_aot_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2438 gpointer mono_aot_get_gsharedvt_arg_trampoline(gpointer arg, gpointer addr);
2439 guint8* mono_aot_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2440 guint32 mono_aot_method_hash (MonoMethod *method);
2441 MonoMethod* mono_aot_get_array_helper_from_wrapper (MonoMethod *method);
2442 void mono_aot_set_make_unreadable (gboolean unreadable);
2443 gboolean mono_aot_is_pagefault (void *ptr);
2444 void mono_aot_handle_pagefault (void *ptr);
2445 void mono_aot_register_jit_icall (const char *name, gpointer addr);
2446 guint32 mono_aot_find_method_index (MonoMethod *method);
2447 void mono_aot_init_llvm_method (gpointer aot_module, guint32 method_index);
2448 void mono_aot_init_gshared_method_this (gpointer aot_module, guint32 method_index, MonoObject *this_ins);
2449 void mono_aot_init_gshared_method_rgctx (gpointer aot_module, guint32 method_index, MonoMethodRuntimeGenericContext *rgctx);
2451 /* This is an exported function */
2452 MONO_API void mono_aot_register_module (gpointer *aot_info);
2454 /* These are used to load the AOT data for aot images compiled with MONO_AOT_FILE_FLAG_SEPARATE_DATA */
2456 * Return the AOT data for ASSEMBLY. SIZE is the size of the data. OUT_HANDLE should be set to a handle which is later
2457 * passed to the free function.
2459 typedef unsigned char* (*MonoLoadAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void **out_handle);
2461 typedef void (*MonoFreeAotDataFunc) (MonoAssembly *assembly, int size, gpointer user_data, void *handle);
2462 MONO_API void mono_install_load_aot_data_hook (MonoLoadAotDataFunc load_func, MonoFreeAotDataFunc free_func, gpointer user_data);
2464 void mono_xdebug_init (const char *xdebug_opts);
2465 void mono_save_xdebug_info (MonoCompile *cfg);
2466 void mono_save_trampoline_xdebug_info (MonoTrampInfo *info);
2467 /* This is an exported function */
2468 void mono_xdebug_flush (void);
2470 gboolean mono_method_blittable (MonoMethod *method);
2471 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee);
2473 void mono_register_opcode_emulation (int opcode, const char* name, const char *sigstr, gpointer func, gboolean no_throw);
2474 void mono_draw_graph (MonoCompile *cfg, MonoGraphOptions draw_options);
2475 void mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst);
2476 gpointer mono_create_ftnptr (MonoDomain *domain, gpointer addr);
2478 MONO_API void mono_replace_ins (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins, MonoInst **prev, MonoBasicBlock *first_bb, MonoBasicBlock *last_bb);
2480 int mono_find_method_opcode (MonoMethod *method);
2481 MonoJitICallInfo *mono_register_jit_icall (gconstpointer func, const char *name, MonoMethodSignature *sig, gboolean is_save);
2482 gconstpointer mono_icall_get_wrapper (MonoJitICallInfo* callinfo) MONO_LLVM_INTERNAL;
2483 gconstpointer mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile);
2484 void mini_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw);
2486 void mono_trampolines_init (void);
2487 void mono_trampolines_cleanup (void);
2488 guint8 * mono_get_trampoline_code (MonoTrampolineType tramp_type);
2489 gpointer mono_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2490 gpointer mono_create_jump_trampoline (MonoDomain *domain,
2492 gboolean add_sync_wrapper);
2493 gpointer mono_create_class_init_trampoline (MonoVTable *vtable);
2494 gpointer mono_create_jit_trampoline (MonoMethod *method);
2495 gpointer mono_create_jit_trampoline_from_token (MonoImage *image, guint32 token);
2496 gpointer mono_create_jit_trampoline_in_domain (MonoDomain *domain, MonoMethod *method) MONO_LLVM_INTERNAL;
2497 gpointer mono_create_delegate_trampoline (MonoDomain *domain, MonoClass *klass);
2498 MonoDelegateTrampInfo* mono_create_delegate_trampoline_info (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2499 gpointer mono_create_delegate_virtual_trampoline (MonoDomain *domain, MonoClass *klass, MonoMethod *method);
2500 gpointer mono_create_rgctx_lazy_fetch_trampoline (guint32 offset);
2501 gpointer mono_create_monitor_enter_trampoline (void);
2502 gpointer mono_create_monitor_enter_v4_trampoline (void);
2503 gpointer mono_create_monitor_exit_trampoline (void);
2504 gpointer mono_create_static_rgctx_trampoline (MonoMethod *m, gpointer addr);
2505 MonoVTable* mono_find_class_init_trampoline_by_addr (gconstpointer addr);
2506 guint32 mono_find_rgctx_lazy_fetch_trampoline_by_addr (gconstpointer addr);
2507 gpointer mono_magic_trampoline (mgreg_t *regs, guint8 *code, gpointer arg, guint8* tramp);
2508 #ifndef DISABLE_REMOTING
2509 gpointer mono_generic_virtual_remoting_trampoline (mgreg_t *regs, guint8 *code, MonoMethod *m, guint8 *tramp);
2511 gpointer mono_delegate_trampoline (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2512 gpointer mono_aot_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2514 gpointer mono_aot_plt_trampoline (mgreg_t *regs, guint8 *code, guint8 *token_info,
2516 void mono_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2517 void mono_generic_class_init_trampoline (mgreg_t *regs, guint8 *code, MonoVTable *vtable, guint8 *tramp);
2518 void mono_monitor_enter_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2519 void mono_monitor_enter_v4_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2520 void mono_monitor_exit_trampoline (mgreg_t *regs, guint8 *code, MonoObject *obj, guint8 *tramp);
2521 gconstpointer mono_get_trampoline_func (MonoTrampolineType tramp_type);
2522 gpointer mini_get_vtable_trampoline (MonoVTable *vt, int slot_index);
2523 const char* mono_get_generic_trampoline_simple_name (MonoTrampolineType tramp_type);
2524 char* mono_get_generic_trampoline_name (MonoTrampolineType tramp_type);
2525 char* mono_get_rgctx_fetch_trampoline_name (int slot);
2526 gpointer mini_get_nullified_class_init_trampoline (void);
2527 gpointer mini_get_single_step_trampoline (void);
2528 gpointer mini_get_breakpoint_trampoline (void);
2529 gpointer mini_add_method_trampoline (MonoMethod *m, gpointer compiled_method, gboolean add_static_rgctx_tramp, gboolean add_unbox_tramp);
2530 gpointer mini_add_method_wrappers_llvmonly (MonoMethod *m, gpointer compiled_method, gboolean caller_gsharedvt, gboolean add_unbox_tramp, gpointer *out_arg);
2531 gboolean mini_jit_info_is_gsharedvt (MonoJitInfo *ji);
2532 gpointer* mini_resolve_imt_method (MonoVTable *vt, gpointer *vtable_slot, MonoMethod *imt_method, MonoMethod **impl_method, gpointer *out_aot_addr,
2533 gboolean *out_need_rgctx_tramp, MonoMethod **variant_iface);
2534 MonoFtnDesc *mini_create_llvmonly_ftndesc (MonoDomain *domain, gpointer addr, gpointer arg);
2536 gboolean mono_running_on_valgrind (void);
2537 void* mono_global_codeman_reserve (int size);
2538 void* nacl_global_codeman_get_dest(void *data);
2539 void mono_global_codeman_commit(void *data, int size, int newsize);
2540 void nacl_global_codeman_validate(guint8 **buf_base, int buf_size, guint8 **code_end);
2541 const char *mono_regname_full (int reg, int bank);
2542 gint32* mono_allocate_stack_slots (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align);
2543 void mono_local_regalloc (MonoCompile *cfg, MonoBasicBlock *bb);
2544 MonoInst *mono_branch_optimize_exception_target (MonoCompile *cfg, MonoBasicBlock *bb, const char * exname);
2545 void mono_remove_critical_edges (MonoCompile *cfg);
2546 gboolean mono_is_regsize_var (MonoType *t);
2547 void mini_emit_memcpy (MonoCompile *cfg, int destreg, int doffset, int srcreg, int soffset, int size, int align);
2548 void mini_emit_stobj (MonoCompile *cfg, MonoInst *dest, MonoInst *src, MonoClass *klass, gboolean native);
2549 void mini_emit_initobj (MonoCompile *cfg, MonoInst *dest, const guchar *ip, MonoClass *klass);
2550 CompRelation mono_opcode_to_cond (int opcode) MONO_LLVM_INTERNAL;
2551 CompType mono_opcode_to_type (int opcode, int cmp_opcode);
2552 CompRelation mono_negate_cond (CompRelation cond);
2553 int mono_op_imm_to_op (int opcode);
2554 void mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins);
2555 void mono_peephole_ins (MonoBasicBlock *bb, MonoInst *ins);
2556 MonoUnwindOp *mono_create_unwind_op (int when,
2559 void mono_emit_unwind_op (MonoCompile *cfg, int when,
2562 MonoTrampInfo* mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops);
2563 void mono_tramp_info_free (MonoTrampInfo *info);
2564 void mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain);
2565 int mini_exception_id_by_name (const char *name);
2566 gboolean mini_type_is_hfa (MonoType *t, int *out_nfields, int *out_esize) MONO_LLVM_INTERNAL;
2568 int mono_method_to_ir (MonoCompile *cfg, MonoMethod *method, MonoBasicBlock *start_bblock, MonoBasicBlock *end_bblock,
2569 MonoInst *return_var, MonoInst **inline_args,
2570 guint inline_offset, gboolean is_virtual_call);
2572 MonoInst *mono_decompose_opcode (MonoCompile *cfg, MonoInst *ins);
2573 void mono_decompose_long_opts (MonoCompile *cfg);
2574 void mono_decompose_vtype_opts (MonoCompile *cfg);
2575 void mono_decompose_array_access_opts (MonoCompile *cfg);
2576 void mono_decompose_soft_float (MonoCompile *cfg);
2577 void mono_handle_global_vregs (MonoCompile *cfg);
2578 void mono_spill_global_vars (MonoCompile *cfg, gboolean *need_local_opts);
2579 void mono_allocate_gsharedvt_vars (MonoCompile *cfg);
2580 void mono_if_conversion (MonoCompile *cfg);
2582 /* virtual function delegate */
2583 gpointer mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method);
2585 /* methods that must be provided by the arch-specific port */
2586 void mono_arch_init (void);
2587 void mono_arch_finish_init (void);
2588 void mono_arch_cleanup (void);
2589 void mono_arch_cpu_init (void);
2590 guint32 mono_arch_cpu_optimizations (guint32 *exclude_mask);
2591 void mono_arch_instrument_mem_needs (MonoMethod *method, int *stack, int *code);
2592 void *mono_arch_instrument_prolog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2593 void *mono_arch_instrument_epilog (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments);
2594 void *mono_arch_instrument_epilog_full (MonoCompile *cfg, void *func, void *p, gboolean enable_arguments, gboolean preserve_argument_registers);
2595 void mono_codegen (MonoCompile *cfg);
2596 void mono_call_inst_add_outarg_reg (MonoCompile *cfg, MonoCallInst *call, int vreg, int hreg, int bank) MONO_LLVM_INTERNAL;
2597 void mono_call_inst_add_outarg_vt (MonoCompile *cfg, MonoCallInst *call, MonoInst *outarg_vt);
2598 const char *mono_arch_regname (int reg);
2599 const char *mono_arch_fregname (int reg);
2600 void mono_arch_exceptions_init (void);
2601 guchar* mono_arch_create_generic_trampoline (MonoTrampolineType tramp_type, MonoTrampInfo **info, gboolean aot);
2602 gpointer mono_arch_create_rgctx_lazy_fetch_trampoline (guint32 slot, MonoTrampInfo **info, gboolean aot);
2603 gpointer mono_arch_create_general_rgctx_lazy_fetch_trampoline (MonoTrampInfo **info, gboolean aot);
2604 gpointer mono_arch_get_nullified_class_init_trampoline (MonoTrampInfo **info);
2605 guint8* mono_arch_create_sdb_trampoline (gboolean single_step, MonoTrampInfo **info, gboolean aot);
2606 gpointer mono_arch_create_monitor_enter_trampoline (MonoTrampInfo **info, gboolean is_v4, gboolean aot);
2607 gpointer mono_arch_create_monitor_exit_trampoline (MonoTrampInfo **info, gboolean aot);
2608 guint8 *mono_arch_create_llvm_native_thunk (MonoDomain *domain, guint8* addr) MONO_LLVM_INTERNAL;
2609 GList *mono_arch_get_allocatable_int_vars (MonoCompile *cfg);
2610 GList *mono_arch_get_global_int_regs (MonoCompile *cfg);
2611 GList *mono_arch_get_global_fp_regs (MonoCompile *cfg);
2612 GList *mono_arch_get_iregs_clobbered_by_call (MonoCallInst *call);
2613 GList *mono_arch_get_fregs_clobbered_by_call (MonoCallInst *call);
2614 guint32 mono_arch_regalloc_cost (MonoCompile *cfg, MonoMethodVar *vmv);
2615 void mono_arch_patch_code (MonoCompile *cfg, MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gboolean run_cctors);
2616 void mono_arch_patch_code_new (MonoCompile *cfg, MonoDomain *domain, guint8 *code, MonoJumpInfo *ji, gpointer target);
2617 void mono_arch_flush_icache (guint8 *code, gint size);
2618 int mono_arch_max_epilog_size (MonoCompile *cfg);
2619 guint8 *mono_arch_emit_prolog (MonoCompile *cfg);
2620 void mono_arch_emit_epilog (MonoCompile *cfg);
2621 void mono_arch_emit_exceptions (MonoCompile *cfg);
2622 void mono_arch_lowering_pass (MonoCompile *cfg, MonoBasicBlock *bb);
2623 void mono_arch_peephole_pass_1 (MonoCompile *cfg, MonoBasicBlock *bb);
2624 void mono_arch_peephole_pass_2 (MonoCompile *cfg, MonoBasicBlock *bb);
2625 void mono_arch_output_basic_block (MonoCompile *cfg, MonoBasicBlock *bb);
2626 void mono_arch_free_jit_tls_data (MonoJitTlsData *tls);
2627 void mono_arch_fill_argument_info (MonoCompile *cfg);
2628 void mono_arch_allocate_vars (MonoCompile *m);
2629 int mono_arch_get_argument_info (MonoMethodSignature *csig, int param_count, MonoJitArgumentInfo *arg_info);
2630 gboolean mono_arch_print_tree (MonoInst *tree, int arity);
2631 void mono_arch_emit_call (MonoCompile *cfg, MonoCallInst *call);
2632 void mono_arch_emit_outarg_vt (MonoCompile *cfg, MonoInst *ins, MonoInst *src);
2633 void mono_arch_emit_setret (MonoCompile *cfg, MonoMethod *method, MonoInst *val);
2634 MonoDynCallInfo *mono_arch_dyn_call_prepare (MonoMethodSignature *sig);
2635 void mono_arch_dyn_call_free (MonoDynCallInfo *info);
2636 void mono_arch_start_dyn_call (MonoDynCallInfo *info, gpointer **args, guint8 *ret, guint8 *buf, int buf_len);
2637 void mono_arch_finish_dyn_call (MonoDynCallInfo *info, guint8 *buf);
2638 MonoInst *mono_arch_emit_inst_for_method (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
2639 void mono_arch_decompose_opts (MonoCompile *cfg, MonoInst *ins);
2640 void mono_arch_decompose_long_opts (MonoCompile *cfg, MonoInst *ins);
2641 GSList* mono_arch_get_delegate_invoke_impls (void);
2642 LLVMCallInfo* mono_arch_get_llvm_call_info (MonoCompile *cfg, MonoMethodSignature *sig) MONO_LLVM_INTERNAL;
2643 guint8* mono_arch_emit_load_got_addr (guint8 *start, guint8 *code, MonoCompile *cfg, MonoJumpInfo **ji);
2644 guint8* mono_arch_emit_load_aotconst (guint8 *start, guint8 *code, MonoJumpInfo **ji, MonoJumpInfoType tramp_type, gconstpointer target);
2645 GSList* mono_arch_get_cie_program (void);
2646 void mono_arch_set_target (char *mtriple);
2647 gboolean mono_arch_gsharedvt_sig_supported (MonoMethodSignature *sig);
2648 gpointer mono_arch_get_gsharedvt_trampoline (MonoTrampInfo **info, gboolean aot);
2649 gpointer mono_arch_get_gsharedvt_call_info (gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig, gboolean gsharedvt_in, gint32 vcall_offset, gboolean calli);
2650 gboolean mono_arch_opcode_needs_emulation (MonoCompile *cfg, int opcode);
2651 gboolean mono_arch_tail_call_supported (MonoCompile *cfg, MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig);
2652 int mono_arch_translate_tls_offset (int offset);
2653 gboolean mono_arch_opcode_supported (int opcode);
2654 void mono_arch_setup_resume_sighandler_ctx (MonoContext *ctx, gpointer func);
2656 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
2657 gboolean mono_arch_is_soft_float (void);
2659 static inline MONO_ALWAYS_INLINE gboolean
2660 mono_arch_is_soft_float (void)
2666 /* Soft Debug support */
2667 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
2668 void mono_arch_set_breakpoint (MonoJitInfo *ji, guint8 *ip);
2669 void mono_arch_clear_breakpoint (MonoJitInfo *ji, guint8 *ip);
2670 void mono_arch_start_single_stepping (void);
2671 void mono_arch_stop_single_stepping (void);
2672 gboolean mono_arch_is_single_step_event (void *info, void *sigctx);
2673 gboolean mono_arch_is_breakpoint_event (void *info, void *sigctx);
2674 void mono_arch_skip_breakpoint (MonoContext *ctx, MonoJitInfo *ji);
2675 void mono_arch_skip_single_step (MonoContext *ctx);
2676 gpointer mono_arch_get_seq_point_info (MonoDomain *domain, guint8 *code);
2677 void mono_arch_init_lmf_ext (MonoLMFExt *ext, gpointer prev_lmf);
2680 #ifdef USE_JUMP_TABLES
2682 mono_jumptable_init (void);
2684 mono_jumptable_add_entry (void);
2686 mono_jumptable_add_entries (guint32 entries);
2688 mono_jumptable_cleanup (void);
2690 mono_arch_jumptable_entry_from_code (guint8 *code);
2692 mono_jumptable_get_entry (guint8 *code);
2696 mono_arch_unwind_frame (MonoDomain *domain, MonoJitTlsData *jit_tls,
2697 MonoJitInfo *ji, MonoContext *ctx,
2698 MonoContext *new_ctx, MonoLMF **lmf,
2699 mgreg_t **save_locations,
2700 StackFrameInfo *frame_info);
2701 gpointer mono_arch_get_throw_exception_by_name (void);
2702 gpointer mono_arch_get_call_filter (MonoTrampInfo **info, gboolean aot);
2703 gpointer mono_arch_get_restore_context (MonoTrampInfo **info, gboolean aot);
2704 gpointer mono_arch_get_throw_exception (MonoTrampInfo **info, gboolean aot);
2705 gpointer mono_arch_get_rethrow_exception (MonoTrampInfo **info, gboolean aot);
2706 gpointer mono_arch_get_throw_corlib_exception (MonoTrampInfo **info, gboolean aot);
2707 gpointer mono_arch_get_throw_pending_exception (MonoTrampInfo **info, gboolean aot);
2708 gboolean mono_arch_handle_exception (void *sigctx, gpointer obj);
2709 void mono_arch_handle_altstack_exception (void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, gpointer fault_addr, gboolean stack_ovf);
2710 gboolean mono_handle_soft_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo, guint8* fault_addr);
2711 void mono_handle_hard_stack_ovf (MonoJitTlsData *jit_tls, MonoJitInfo *ji, void *ctx, guint8* fault_addr);
2712 gpointer mono_arch_ip_from_context (void *sigctx);
2713 mgreg_t mono_arch_context_get_int_reg (MonoContext *ctx, int reg);
2714 void mono_arch_context_set_int_reg (MonoContext *ctx, int reg, mgreg_t val);
2715 void mono_arch_flush_register_windows (void);
2716 gboolean mono_arch_is_inst_imm (gint64 imm);
2717 gboolean mono_arch_is_int_overflow (void *sigctx, void *info);
2718 void mono_arch_invalidate_method (MonoJitInfo *ji, void *func, gpointer func_arg);
2719 guint32 mono_arch_get_patch_offset (guint8 *code);
2720 gpointer*mono_arch_get_delegate_method_ptr_addr (guint8* code, mgreg_t *regs);
2721 void mono_arch_create_vars (MonoCompile *cfg) MONO_LLVM_INTERNAL;
2722 void mono_arch_save_unwind_info (MonoCompile *cfg);
2723 void mono_arch_register_lowlevel_calls (void);
2724 gpointer mono_arch_get_unbox_trampoline (MonoMethod *m, gpointer addr);
2725 gpointer mono_arch_get_static_rgctx_trampoline (MonoMethod *m, MonoMethodRuntimeGenericContext *mrgctx, gpointer addr);
2726 gpointer mono_arch_get_llvm_imt_trampoline (MonoDomain *domain, MonoMethod *method, int vt_offset);
2727 gpointer mono_arch_get_gsharedvt_arg_trampoline (MonoDomain *domain, gpointer arg, gpointer addr);
2728 void mono_arch_patch_callsite (guint8 *method_start, guint8 *code, guint8 *addr);
2729 void mono_arch_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr);
2730 void mono_arch_nullify_class_init_trampoline(guint8 *code, mgreg_t *regs);
2731 int mono_arch_get_this_arg_reg (guint8 *code);
2732 gpointer mono_arch_get_this_arg_from_call (mgreg_t *regs, guint8 *code);
2733 gpointer mono_arch_get_delegate_invoke_impl (MonoMethodSignature *sig, gboolean has_target);
2734 gpointer mono_arch_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method, int offset, gboolean load_imt_reg);
2735 gpointer mono_arch_create_specific_trampoline (gpointer arg1, MonoTrampolineType tramp_type, MonoDomain *domain, guint32 *code_len);
2736 MonoMethod* mono_arch_find_imt_method (mgreg_t *regs, guint8 *code);
2737 MonoVTable* mono_arch_find_static_call_vtable (mgreg_t *regs, guint8 *code);
2738 gpointer mono_arch_build_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp);
2739 void mono_arch_notify_pending_exc (MonoThreadInfo *info);
2740 guint8* mono_arch_get_call_target (guint8 *code);
2741 guint32 mono_arch_get_plt_info_offset (guint8 *plt_entry, mgreg_t *regs, guint8 *code);
2742 GSList *mono_arch_get_trampolines (gboolean aot);
2744 /* Handle block guard */
2745 gpointer mono_arch_install_handler_block_guard (MonoJitInfo *ji, MonoJitExceptionInfo *clause, MonoContext *ctx, gpointer new_value);
2746 gpointer mono_arch_create_handler_block_trampoline (MonoTrampInfo **info, gboolean aot);
2747 gpointer mono_create_handler_block_trampoline (void);
2748 gboolean mono_install_handler_block_guard (MonoThreadUnwindState *ctx);
2750 /*New interruption machinery */
2752 mono_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2755 mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data);
2758 mono_thread_state_init_from_handle (MonoThreadUnwindState *tctx, MonoThreadInfo *info);
2761 /* Exception handling */
2762 typedef gboolean (*MonoJitStackWalk) (StackFrameInfo *frame, MonoContext *ctx, gpointer data);
2764 void mono_exceptions_init (void);
2765 gboolean mono_handle_exception (MonoContext *ctx, MonoObject *obj);
2766 void mono_handle_native_sigsegv (int signal, void *sigctx, MONO_SIG_HANDLER_INFO_TYPE *siginfo);
2767 MONO_API void mono_print_thread_dump (void *sigctx);
2768 MONO_API void mono_print_thread_dump_from_ctx (MonoContext *ctx);
2769 void mono_walk_stack_with_ctx (MonoJitStackWalk func, MonoContext *start_ctx, MonoUnwindOptions unwind_options, void *user_data);
2770 void mono_walk_stack_with_state (MonoJitStackWalk func, MonoThreadUnwindState *state, MonoUnwindOptions unwind_options, void *user_data);
2771 void mono_walk_stack (MonoJitStackWalk func, MonoUnwindOptions options, void *user_data);
2772 gboolean mono_thread_state_init_from_sigctx (MonoThreadUnwindState *ctx, void *sigctx);
2773 void mono_thread_state_init (MonoThreadUnwindState *ctx);
2774 gboolean mono_thread_state_init_from_current (MonoThreadUnwindState *ctx);
2775 gboolean mono_thread_state_init_from_monoctx (MonoThreadUnwindState *ctx, MonoContext *mctx);
2777 void mono_setup_altstack (MonoJitTlsData *tls);
2778 void mono_free_altstack (MonoJitTlsData *tls);
2779 gpointer mono_altstack_restore_prot (mgreg_t *regs, guint8 *code, gpointer *tramp_data, guint8* tramp);
2780 MonoJitInfo* mini_jit_info_table_find (MonoDomain *domain, char *addr, MonoDomain **out_domain);
2781 MonoJitInfo* mini_jit_info_table_find_ext (MonoDomain *domain, char *addr, gboolean allow_trampolines, MonoDomain **out_domain);
2782 void mono_resume_unwind (MonoContext *ctx) MONO_LLVM_INTERNAL;
2784 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);
2786 typedef gboolean (*MonoExceptionFrameWalk) (MonoMethod *method, gpointer ip, size_t native_offset, gboolean managed, gpointer user_data);
2787 MONO_API gboolean mono_exception_walk_trace (MonoException *ex, MonoExceptionFrameWalk func, gpointer user_data);
2788 void mono_restore_context (MonoContext *ctx);
2789 guint8* mono_jinfo_get_unwind_info (MonoJitInfo *ji, guint32 *unwind_info_len);
2790 int mono_jinfo_get_epilog_size (MonoJitInfo *ji);
2793 mono_find_jit_info_ext (MonoDomain *domain, MonoJitTlsData *jit_tls,
2794 MonoJitInfo *prev_ji, MonoContext *ctx,
2795 MonoContext *new_ctx, char **trace, MonoLMF **lmf,
2796 mgreg_t **save_locations,
2797 StackFrameInfo *frame);
2799 gpointer mono_get_throw_exception (void);
2800 gpointer mono_get_rethrow_exception (void);
2801 gpointer mono_get_call_filter (void);
2802 gpointer mono_get_restore_context (void);
2803 gpointer mono_get_throw_exception_by_name (void);
2804 gpointer mono_get_throw_corlib_exception (void);
2806 MonoArray *ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info);
2807 MonoBoolean ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
2808 MonoReflectionMethod **method,
2809 gint32 *iloffset, gint32 *native_offset,
2810 MonoString **file, gint32 *line, gint32 *column);
2811 void mono_set_cast_details (MonoClass *from, MonoClass *to);
2813 /* Installs a function which is called when the runtime encounters an unhandled exception.
2814 * This hook isn't expected to return.
2815 * If no hook has been installed, the runtime will print a message before aborting.
2817 typedef void (*MonoUnhandledExceptionFunc) (MonoObject *exc, gpointer user_data);
2818 MONO_API void mono_install_unhandled_exception_hook (MonoUnhandledExceptionFunc func, gpointer user_data);
2819 void mono_invoke_unhandled_exception_hook (MonoObject *exc);
2821 /* Dominator/SSA methods */
2822 void mono_compile_dominator_info (MonoCompile *cfg, int dom_flags);
2823 void mono_compute_natural_loops (MonoCompile *cfg);
2824 MonoBitSet* mono_compile_iterated_dfrontier (MonoCompile *cfg, MonoBitSet *set);
2825 void mono_ssa_compute (MonoCompile *cfg);
2826 void mono_ssa_remove (MonoCompile *cfg);
2827 void mono_ssa_remove_gsharedvt (MonoCompile *cfg);
2828 void mono_ssa_cprop (MonoCompile *cfg);
2829 void mono_ssa_deadce (MonoCompile *cfg);
2830 void mono_ssa_strength_reduction (MonoCompile *cfg);
2831 void mono_free_loop_info (MonoCompile *cfg);
2832 void mono_ssa_loop_invariant_code_motion (MonoCompile *cfg);
2834 void mono_ssa_compute2 (MonoCompile *cfg);
2835 void mono_ssa_remove2 (MonoCompile *cfg);
2836 void mono_ssa_cprop2 (MonoCompile *cfg);
2837 void mono_ssa_deadce2 (MonoCompile *cfg);
2839 /* debugging support */
2840 void mono_debug_init_method (MonoCompile *cfg, MonoBasicBlock *start_block,
2841 guint32 breakpoint_id);
2842 void mono_debug_open_method (MonoCompile *cfg);
2843 void mono_debug_close_method (MonoCompile *cfg);
2844 void mono_debug_free_method (MonoCompile *cfg);
2845 void mono_debug_open_block (MonoCompile *cfg, MonoBasicBlock *bb, guint32 address);
2846 void mono_debug_record_line_number (MonoCompile *cfg, MonoInst *ins, guint32 address);
2847 void mono_debug_serialize_debug_info (MonoCompile *cfg, guint8 **out_buf, guint32 *buf_len);
2848 void mono_debug_add_aot_method (MonoDomain *domain,
2849 MonoMethod *method, guint8 *code_start,
2850 guint8 *debug_info, guint32 debug_info_len);
2851 MONO_API void mono_debug_print_vars (gpointer ip, gboolean only_arguments);
2852 MONO_API void mono_debugger_run_finally (MonoContext *start_ctx);
2854 MONO_API gboolean mono_breakpoint_clean_code (guint8 *method_start, guint8 *code, int offset, guint8 *buf, int size);
2857 MonoTraceSpec *mono_trace_parse_options (const char *options);
2858 void mono_trace_set_assembly (MonoAssembly *assembly);
2859 gboolean mono_trace_eval (MonoMethod *method);
2862 mono_perform_abc_removal (MonoCompile *cfg);
2864 mono_perform_abc_removal (MonoCompile *cfg);
2866 mono_perform_ssapre (MonoCompile *cfg);
2868 mono_local_cprop (MonoCompile *cfg);
2870 mono_local_cprop (MonoCompile *cfg);
2872 mono_local_deadce (MonoCompile *cfg);
2874 mono_local_alias_analysis (MonoCompile *cfg);
2876 /* Generic sharing */
2879 mono_set_generic_sharing_supported (gboolean supported);
2882 mono_set_generic_sharing_vt_supported (gboolean supported);
2885 mono_set_partial_sharing_supported (gboolean supported);
2888 mono_class_generic_sharing_enabled (MonoClass *klass);
2891 mono_class_fill_runtime_generic_context (MonoVTable *class_vtable, guint32 slot);
2894 mono_method_fill_runtime_generic_context (MonoMethodRuntimeGenericContext *mrgctx, guint32 slot);
2896 MonoMethodRuntimeGenericContext*
2897 mono_method_lookup_rgctx (MonoVTable *class_vtable, MonoGenericInst *method_inst);
2900 mono_rgctx_info_type_to_str (MonoRgctxInfoType type);
2903 mini_rgctx_info_type_to_patch_info_type (MonoRgctxInfoType info_type);
2906 mono_method_needs_static_rgctx_invoke (MonoMethod *method, gboolean allow_type_vars);
2909 mono_class_rgctx_get_array_size (int n, gboolean mrgctx);
2912 mono_method_lookup_or_register_info (MonoMethod *method, gboolean in_mrgctx, gpointer data,
2913 MonoRgctxInfoType info_type, MonoGenericContext *generic_context);
2916 mono_method_construct_object_context (MonoMethod *method);
2919 mono_method_get_declaring_generic_method (MonoMethod *method);
2922 mono_generic_context_check_used (MonoGenericContext *context);
2925 mono_class_check_context_used (MonoClass *klass);
2928 mono_generic_context_is_sharable (MonoGenericContext *context, gboolean allow_type_vars);
2931 mono_generic_context_is_sharable_full (MonoGenericContext *context, gboolean allow_type_vars, gboolean allow_partial);
2934 mono_method_is_generic_impl (MonoMethod *method);
2937 mono_method_is_generic_sharable (MonoMethod *method, gboolean allow_type_vars);
2940 mono_method_is_generic_sharable_full (MonoMethod *method, gboolean allow_type_vars, gboolean allow_partial, gboolean allow_gsharedvt);
2943 mini_class_is_generic_sharable (MonoClass *klass);
2946 mono_is_partially_sharable_inst (MonoGenericInst *inst);
2949 mini_is_gsharedvt_gparam (MonoType *t);
2951 MonoGenericContext* mini_method_get_context (MonoMethod *method);
2953 int mono_method_check_context_used (MonoMethod *method);
2955 gboolean mono_generic_context_equal_deep (MonoGenericContext *context1, MonoGenericContext *context2);
2957 gpointer mono_helper_get_rgctx_other_ptr (MonoClass *caller_class, MonoVTable *vtable,
2958 guint32 token, guint32 token_source, guint32 rgctx_type,
2959 gint32 rgctx_index);
2961 void mono_generic_sharing_init (void);
2962 void mono_generic_sharing_cleanup (void);
2964 MonoClass* mini_class_get_container_class (MonoClass *klass);
2965 MonoGenericContext* mini_class_get_context (MonoClass *klass);
2967 MonoType* mini_get_underlying_type (MonoType *type) MONO_LLVM_INTERNAL;
2968 MonoType* mini_type_get_underlying_type (MonoType *type);
2969 MonoMethod* mini_get_shared_method (MonoMethod *method);
2970 MonoMethod* mini_get_shared_method_to_register (MonoMethod *method);
2971 MonoMethod* mini_get_shared_method_full (MonoMethod *method, gboolean all_vt, gboolean is_gsharedvt);
2972 MonoType* mini_get_shared_gparam (MonoType *t, MonoType *constraint);
2973 int mini_get_rgctx_entry_slot (MonoJumpInfoRgctxEntry *entry);
2975 int mini_type_stack_size (MonoType *t, int *align);
2976 int mini_type_stack_size_full (MonoType *t, guint32 *align, gboolean pinvoke);
2977 void type_to_eval_stack_type (MonoCompile *cfg, MonoType *type, MonoInst *inst);
2978 guint mono_type_to_regmove (MonoCompile *cfg, MonoType *type) MONO_LLVM_INTERNAL;
2980 void mono_cfg_add_try_hole (MonoCompile *cfg, MonoExceptionClause *clause, guint8 *start, MonoBasicBlock *bb);
2982 void mono_cfg_set_exception (MonoCompile *cfg, int type);
2984 gboolean mini_type_is_reference (MonoType *type);
2985 gboolean mini_type_is_vtype (MonoType *t) MONO_LLVM_INTERNAL;
2986 gboolean mini_type_var_is_vt (MonoType *type) MONO_LLVM_INTERNAL;
2987 gboolean mini_is_gsharedvt_type (MonoType *t);
2988 gboolean mini_is_gsharedvt_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
2989 gboolean mini_is_gsharedvt_signature (MonoMethodSignature *sig);
2990 gboolean mini_is_gsharedvt_variable_type (MonoType *t) MONO_LLVM_INTERNAL;
2991 gboolean mini_is_gsharedvt_variable_klass (MonoClass *klass) MONO_LLVM_INTERNAL;
2992 gboolean mini_is_gsharedvt_sharable_method (MonoMethod *method);
2993 gboolean mini_is_gsharedvt_variable_signature (MonoMethodSignature *sig);
2994 gboolean mini_is_gsharedvt_sharable_inst (MonoGenericInst *inst);
2995 gpointer mini_method_get_rgctx (MonoMethod *m);
2996 void mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx);
2998 gpointer mini_get_gsharedvt_wrapper (gboolean gsharedvt_in, gpointer addr, MonoMethodSignature *normal_sig, MonoMethodSignature *gsharedvt_sig,
2999 gint32 vcall_offset, gboolean calli);
3000 MonoMethod* mini_get_gsharedvt_in_sig_wrapper (MonoMethodSignature *sig);
3001 MonoMethod* mini_get_gsharedvt_out_sig_wrapper (MonoMethodSignature *sig);
3002 MonoMethodSignature* mini_get_gsharedvt_out_sig_wrapper_signature (gboolean has_this, gboolean has_ret, int param_count);
3003 gboolean mini_gsharedvt_runtime_invoke_supported (MonoMethodSignature *sig);
3008 This enum MUST be kept in sync with its managed mirror Mono.Simd.AccelMode.
3011 SIMD_VERSION_SSE1 = 1 << 0,
3012 SIMD_VERSION_SSE2 = 1 << 1,
3013 SIMD_VERSION_SSE3 = 1 << 2,
3014 SIMD_VERSION_SSSE3 = 1 << 3,
3015 SIMD_VERSION_SSE41 = 1 << 4,
3016 SIMD_VERSION_SSE42 = 1 << 5,
3017 SIMD_VERSION_SSE4a = 1 << 6,
3018 SIMD_VERSION_ALL = SIMD_VERSION_SSE1 | SIMD_VERSION_SSE2 |
3019 SIMD_VERSION_SSE3 | SIMD_VERSION_SSSE3 |
3020 SIMD_VERSION_SSE41 | SIMD_VERSION_SSE42 |
3023 /* this value marks the end of the bit indexes used in
3026 SIMD_VERSION_INDEX_END = 6
3041 SIMD_PREFETCH_MODE_NTA,
3042 SIMD_PREFETCH_MODE_0,
3043 SIMD_PREFETCH_MODE_1,
3044 SIMD_PREFETCH_MODE_2,
3047 const char *mono_arch_xregname (int reg);
3048 void mono_simd_simplify_indirection (MonoCompile *cfg);
3049 MonoInst* mono_emit_simd_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3050 guint32 mono_arch_cpu_enumerate_simd_versions (void);
3051 void mono_simd_intrinsics_init (void);
3053 MonoInst* mono_emit_native_types_intrinsics (MonoCompile *cfg, MonoMethod *cmethod, MonoMethodSignature *fsig, MonoInst **args);
3054 MonoType* mini_native_type_replace_type (MonoType *type) MONO_LLVM_INTERNAL;
3057 #define XDEBUG_ENABLED 1
3061 /* maybe enable also for other systems? */
3062 #define ENABLE_JIT_MAP 1
3063 void mono_enable_jit_map (void);
3064 void mono_emit_jit_map (MonoJitInfo *jinfo);
3065 void mono_emit_jit_tramp (void *start, int size, const char *desc);
3066 gboolean mono_jit_map_is_enabled (void);
3068 #define mono_enable_jit_map()
3069 #define mono_emit_jit_map(ji)
3070 #define mono_emit_jit_tramp(s,z,d)
3071 #define mono_jit_map_is_enabled() (0)
3075 * Per-OS implementation functions.
3077 void mono_runtime_install_handlers (void);
3078 void mono_runtime_cleanup_handlers (void);
3079 void mono_runtime_setup_stat_profiler (void);
3080 void mono_runtime_shutdown_stat_profiler (void);
3081 void mono_runtime_posix_install_handlers (void);
3082 pid_t mono_runtime_syscall_fork (void);
3083 void mono_gdb_render_native_backtraces (pid_t crashed_pid);
3085 void mono_cross_helpers_run (void);
3091 void MONO_SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler) ;
3092 void MONO_SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler) ;
3093 void MONO_SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler);
3094 void MONO_SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler) ;
3095 gboolean MONO_SIG_HANDLER_SIGNATURE (mono_chain_signal);
3097 #ifndef MONO_ARCH_HAVE_TLS_GET
3098 #define MONO_ARCH_HAVE_TLS_GET 0
3101 #ifdef MONO_ARCH_VARARG_ICALLS
3102 #define ARCH_VARARG_ICALLS 1
3104 #define ARCH_VARARG_ICALLS 0
3107 #endif /* __MONO_MINI_H__ */